WO2007116525A1 - Dispositif et procédé d'affichage d'informations - Google Patents

Dispositif et procédé d'affichage d'informations Download PDF

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Publication number
WO2007116525A1
WO2007116525A1 PCT/JP2006/307615 JP2006307615W WO2007116525A1 WO 2007116525 A1 WO2007116525 A1 WO 2007116525A1 JP 2006307615 W JP2006307615 W JP 2006307615W WO 2007116525 A1 WO2007116525 A1 WO 2007116525A1
Authority
WO
WIPO (PCT)
Prior art keywords
electronic paper
authentication device
authentication
information display
information
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2006/307615
Other languages
English (en)
Japanese (ja)
Inventor
Osamu Tominaga
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP2008509674A priority Critical patent/JP4806010B2/ja
Priority to PCT/JP2006/307615 priority patent/WO2007116525A1/fr
Publication of WO2007116525A1 publication Critical patent/WO2007116525A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/42—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of patterns using a display memory without fixed position correspondence between the display memory contents and the display position on the screen
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on translational movement of particles in a fluid under the influence of an applied field
    • G02F1/1675—Constructional details
    • G02F1/1679—Gaskets; Spacers; Sealing of cells; Filling or closing of cells
    • G02F1/1681—Gaskets; Spacers; Sealing of cells; Filling or closing of cells having two or more microcells partitioned by walls, e.g. of microcup type
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/02—Composition of display devices
    • G09G2300/026—Video wall, i.e. juxtaposition of a plurality of screens to create a display screen of bigger dimensions
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2380/00—Specific applications
    • G09G2380/02—Flexible displays
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/03—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes specially adapted for displays having non-planar surfaces, e.g. curved displays
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/3433—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using light modulating elements actuated by an electric field and being other than liquid crystal devices and electrochromic devices

Definitions

  • the present invention relates to an information display device and an information display method, and in particular, performs authentication for securing security with a simple operation, displays information on electronic paper, or displays on electronic paper.
  • the present invention relates to an information display device and an information display method for hiding displayed information. Background art
  • Patent Document 1 listed below is an electronic paper that requires an authentication operation when sending registered secret data to the outside, and that can send the secret data to the outside only when the authentication is correct. Please describe it.
  • Patent Document 1 JP 2005-115530 A
  • the authentication operation when displaying information on the electronic paper or hiding the information displayed on the electronic paper is as simple as possible. It is desirable that Considering the fact that electronic paper has a thin shape and that electronic paper can be cheaper than ordinary personal computers (PCs), electronic paper will be used by all people in the future. there is a possibility. If it is the electronic paper that everyone uses, information reference operations must be easy to implement, and authentication operations to ensure security are required to be simple.
  • An object of the present invention is to provide an information display device that performs a plurality of authentications for ensuring security with a simple operation, and displays or hides information on electronic paper according to the authentication result. .
  • the present invention provides an information display method that performs a plurality of authentications for ensuring security with a simple operation and displays or hides information on electronic paper according to the authentication result. Objective.
  • the information display device of the present invention is an information display device including electronic paper and an authentication device for authenticating the electronic paper, wherein at least one of the electronic paper or the authentication device is plural, Provided in each of the electronic paper and the authentication device, the electronic paper and the authentication device and the other electronic paper when the electronic paper and the authentication device are overlapped with another electronic paper or the authentication device.
  • Recognition A plurality of position detection means for detecting a relative position between the authentication device and at least one of the electronic paper and the authentication device, and the relative position detected by the plurality of position detection means.
  • Determination processing means for performing position authentication processing for determining whether or not a specific position has a predetermined relationship, and transmitting a control signal to at least one of the electronic paper or the authentication device based on the result of the position authentication processing And at least one of the electronic paper and the authentication device, and based on the transmitted control signal, the character information or the image on at least one of the electronic paper or the authentication device.
  • Information display means for displaying information.
  • the information display means is an arrangement image that is an image showing an area in which the electronic paper and the authentication device and the other electronic paper or the authentication device should overlap. Is displayed on the electronic paper or the authentication device, and when the other electronic paper or the authentication device is overlaid on the arrangement image, the determination processing means applies to at least one of the electronic paper or the authentication device. In response, a control signal is sent.
  • the information display device of the present invention is an information display device including electronic paper and an authentication device that authenticates the electronic paper.
  • the information display device includes the electronic paper and the authentication device.
  • First and second position detection means for detecting a relative position between the electronic paper and the authentication apparatus when the authentication apparatus is overlaid, and the first and second position detection
  • the position authentication process for determining whether the relative position detected by the means has a predetermined relationship is performed a plurality of times !, based on the results of the plurality of position authentication processes, the electronic paper or the Judgment processing means for sending a control signal to the authentication device, and information display means for displaying text information or image information on the electronic paper or on the authentication device based on the sent control signal.
  • the information display method of the present invention is an information display method in an information display device including electronic paper and an authentication device that authenticates the electronic paper, and is at least one of the electronic paper or the authentication device.
  • the electronic paper when one side is plural and the electronic paper and the authentication device are overlapped with another electronic paper or the authentication device
  • a position authentication process that detects a relative position between one and the authentication device and the other electronic paper or the authentication device, and determines whether the detected relative position is in a predetermined relationship;
  • a control signal is sent to at least one of the electronic paper or the authentication device based on the result of the position authentication processing, and on the electronic paper or the authentication based on the sent control signal. Character information or image information is displayed on at least one of the devices.
  • the information display method of the present invention is an information display method in an information display device including electronic paper and an authentication device for authenticating the electronic paper, wherein the electronic paper and the authentication device include A position authentication process is performed a plurality of times to detect a relative position between the electronic paper and the authentication device when stacked, and to determine whether the detected relative position has a predetermined relationship. ! ⁇ Based on the result of the multiple times of position authentication processing, a control signal is sent to the electronic paper or the authentication device, and on the electronic paper or the authentication based on the sent control signal. Character information or image information is displayed on the device.
  • the information display device and the information display method of the present invention provide an electronic paper and an authentication device and another electronic paper or an electronic paper or authentication device when the electronic paper and the authentication device are overlapped with another electronic paper or an authentication device.
  • the relative position with the authentication device is in a predetermined relationship
  • text information or image information is displayed on the electronic paper or on the authentication device. Therefore, it is possible to perform authentication for ensuring security with a simple operation of stacking electronic paper and authentication device, and display information on electronic paper or authentication device according to the authentication result.
  • the security strength is increased. Can reduce the risk of information leakage.
  • the information display device of the present invention displays an arrangement image on electronic paper or an authentication device, and when another electronic paper or authentication device is superimposed on the arrangement image, the electronic paper or authentication is performed. Character information or image information is displayed on at least one of the devices. Therefore for example, the user of the information display device can display information on the electronic paper or the authentication device by overlaying the electronic paper on the area where the arrangement image is displayed on the authentication device. As a result, it is possible to reduce the possibility of the user wondering which area of the authentication device the electronic paper should be overlaid or making a mistake in the area where the electronic paper is to be stacked. Can be high.
  • the relative position between the electronic paper and the authentication device has a predetermined relationship.
  • text information or image information is displayed on the electronic paper or the authentication device. Therefore, in order to display text information or image information on the electronic paper or the authentication device, it is necessary to overlap the electronic paper and the authentication device several times at a predetermined position, so that the security strength can be further increased. This can reduce the risk of information leakage.
  • FIG. 1 is a diagram showing an example of a system configuration of the present invention.
  • FIG. 2 is a diagram for explaining an example of a function of a determination processing unit.
  • FIG. 3 is a diagram illustrating an example of information display processing on electronic paper.
  • FIG. 4 is a diagram illustrating another example of information display processing on electronic paper.
  • FIG. 5 is a diagram illustrating an example of information display processing on an authentication device.
  • FIG. 6 is a diagram for explaining an example of information display processing on the authentication device.
  • FIG. 7 is a diagram illustrating another example of information display processing on electronic paper.
  • FIG. 8 is a diagram showing an example of the structure of electronic paper.
  • FIG. 9 is a diagram showing an example of the structure of an authentication device.
  • FIG. 10 is a diagram showing an example of a cross section of electronic paper and an authentication device.
  • FIG. 11 is a diagram for explaining an ID number reading process of an RFID tag.
  • FIG. 12 is a diagram showing an example of a display instruction information sending process flow by the authentication device.
  • FIG. 13 is a diagram for explaining RFID tag reading processing when the authentication device has a curved surface.
  • FIG. 14 is a diagram showing another embodiment of the present invention.
  • FIG. 15 is a diagram showing another example of the system configuration of the present invention.
  • FIG. 16 is a diagram illustrating an example of information display processing on electronic paper.
  • FIG. 17 is a diagram showing another embodiment of the present invention.
  • FIG. 18 is a diagram showing an example of a display instruction information transmission process flow by the authentication apparatus.
  • FIG. 1 is a diagram illustrating an example of a system configuration of the present invention.
  • the information display device 1 is a processing device that displays information on the electronic paper 2 or the authentication device 3 or hides the information displayed on the electronic paper 2 or the authentication device 3.
  • the information display device 1 includes an electronic paper 2 and an authentication device 3 that authenticates the electronic paper 2.
  • Electronic paper 2 or authentication device At least one of 3 is plural.
  • the information display device 1 includes one electronic paper 2 and a plurality of authentication devices. 3 may be provided, and a plurality of electronic papers 1 and a plurality of authentication devices 3 may be provided.
  • the information display device 1 includes a plurality of position detection means (position detection means 21 and position detection means 31), determination processing means (determination processing means 23 or determination processing means 33), and information display means (information display means). 22 or information display means 3 2).
  • a plurality of position detection means (position detection means 21 and position detection means 31) are provided in each of electronic paper 2 and authentication device 3, and electronic paper 2 and authentication device 3 and other electronic paper 2 or authentication device 3 are provided. It detects the relative position between the electronic paper 2 and the authentication device 3 and the other electronic paper 2 or the authentication device 3 when they are stacked.
  • the determination processing means (the determination processing means 23 or the determination processing means 33) is provided in at least one of the electronic paper 1 or the authentication device 3, and includes a plurality of position detection means (position detection means 21 and position detection means). 31) performs position authentication processing to determine whether the relative position detected by the above is in a predetermined relationship, and based on the position authentication processing result, at least one of the electronic paper 2 or the authentication device 3 Send control signal.
  • the information display means (the information display means 22 or the information display means 32) is provided in at least one of the electronic paper 2 and the authentication device 3, and based on the transmitted control signal, on the electronic paper 2 or authentication. Character information or image information is displayed on at least one of the devices 3.
  • the above information display means (information display means 22 or information display means 32) is connected to the electronic paper 2 and the authentication device 3 and the other electronic paper 2 or the authentication device 3 in the information display device 1.
  • An arrangement image that is an image showing a region to be overlaid may be displayed on the electronic paper 2 or the authentication device 3.
  • the arrangement image is arrangement information indicating an area in which the electronic paper 2 and the authentication device 3 and another electronic paper 2 or the authentication device 3 are to be overlapped.
  • the determination processing means (the determination processing means 23 or the determination processing means 33) is overlapped with the other electronic paper 2 or the authentication device 3 on the arrangement image, at least the electronic paper 2 or the authentication device 3 is used.
  • Send control signal to one.
  • the electronic paper 2 and the authentication device 3 and other electronic paper are used in accordance with the displayed arrangement information.
  • a control signal is sent.
  • Electronic paper 2 is a paper-like thin display medium that can rewrite and display documents and images.
  • the electronic paper 2 includes position detection means 21 and information display means 22.
  • the position detection means 21 causes the other electronic paper 2 or the authentication device 3 to detect the position of the electronic paper 2 superimposed on the other electronic paper 2 or the authentication device 3.
  • the information display means 22 is provided on the electronic paper 2 based on a control signal (display instruction information or non-display instruction information) sent from the judgment processing means 33 of the authentication device 3 or the judgment processing means 23 of the electronic paper 2 described later.
  • the character information or image information is displayed on the electronic paper 2 or the character information or image information displayed on the electronic paper 2 is not displayed.
  • the position detection means 21 may detect the position of the other electronic paper 2 or the authentication device 3 when the electronic paper 2 and the other electronic paper 2 or the authentication device 3 are overlapped.
  • the display instruction information is information for instructing display of character information and image information
  • the non-display instruction information is information for instructing non-display of character information and image information.
  • the information display means 22 applies a voltage to the microcapsules containing the colored liquid and the white fine particles, and causes the white fine particles to perform electrophoresis, thereby displaying the information.
  • the information display means 22 may display information stored in a storage means such as a memory chip built in the information display means 22! It is possible to display information stored in the information storage means 24 described later.
  • the information display unit 22 may display an arrangement image that is an image showing a region where the electronic paper 1 is overlaid on another electronic paper 2 or the authentication device 3.
  • the arrangement image displayed by the information display means 22 may be an arrangement image transmitted from the authentication device 3 or other electronic paper 2.
  • the authentication device 3 performs authentication when displaying information on the electronic paper 2 or when displaying information displayed on the electronic paper 2.
  • the authentication device 3 includes a position detection unit 31 and a determination processing unit 33.
  • the position detection means 31 detects the position of the electronic paper 2 superimposed on the authentication device 3.
  • the judgment processing means 33 is detected by the position detection means 31. Force that the position of the electronic paper 2 (relative position between the electronic paper 2 and the authentication device 3) is a predetermined position (the relative position between the electronic paper 2 and the authentication device 3 is in a predetermined relationship) ) Is performed.
  • Judgment processing means 33 controls at least one electronic paper 2 or information display means 32 (to be described later) of authentication device 3 based on the result of position authentication processing for a predetermined number of electronic papers 2.
  • the position authentication process by the determination processing means 33 authenticates the position of the predetermined number of electronic papers 2, the predetermined number of electronic papers 2 are detected on the authentication device 3 at a predetermined position (for example, an arrangement image). (Above) is correctly placed.
  • the number of electronic papers 2 that must be correctly placed at a predetermined position on the authentication device 3 is set in the judgment processing means 33 in advance. For example, when the electronic paper 2 is overlaid on the authentication device 3 and another electronic paper 2 is overlaid on the electronic paper 2, the position detection means 31 is positioned at the position of the electronic paper 2 and the position of the other electronic paper 2.
  • the determination processing means 33 performs position authentication processing for the electronic paper 2 and position authentication processing for the other electronic paper 2, and based on the results of these two position authentication processing, the control signal Is sent out. Further, the determination processing means 33 may send a control signal to both the electronic paper 2 stacked on the authentication device 3 or the other electronic paper 2 stacked on the electronic paper 2. However, it is also possible to send a control signal to V or one of the electronic paper 2 stacked on the authentication device 3 or the other electronic paper 2 stacked on the electronic paper 2! ,.
  • the position detection means 31 may cause the electronic paper 2 to detect the position of the authentication device 3 when the electronic paper 2 and the authentication device 3 are overlapped.
  • the user of the information display device 1 uses the input means (not shown) such as a keyboard, for example, so that the judgment processing means 33 can display the display instruction information and the non-display instruction information.
  • Information indicating whether or not to transmit the deviation as a control signal can be set in the determination processing means 33.
  • the judgment processing means 33 for example, information indicating to which electronic paper 2 the control signal is sent is set.
  • the position detection means 21 provided in the electronic paper 2 and the position detection means 31 provided in the authentication device 3 are, for example, an RFID (Radio Frequency Identification) tag and an RFID tag reader. is there.
  • RFID Radio Frequency Identification
  • the authentication device 3 displays an arrangement image, which is an image showing an area where the electronic paper 2 is superimposed on the authentication device 3, on the authentication device 3.
  • Information display means 32 may be provided.
  • the information display means 32 receives text information or an image on the authentication device 3 based on the control signal sent from the judgment processing means 23 of the electronic paper 2 or the judgment processing means 33 in its own device (authentication device 3). Information may be displayed or displayed character information may be hidden.
  • the information display means 32 may display the information stored in the storage means such as a memory chip built in the information display means 32, or the information stored in the information storage means 34 described later. You may make it display.
  • the determination processing means 33 included in the authentication device 3 performs device authentication processing for the electronic paper 2, and based on the device authentication processing result and the above-described position authentication processing result, the electronic paper 2 or the information Send control signals to the display means 32.
  • the judgment processing means 33 performs an authentication (environmental authentication) process of the hardware or software environment in the authentication device 3! The above-described location authentication process result, device authentication process result, environment authentication process result, and Based on the above, a control signal may be sent to the electronic paper 2 or the information display means 32.
  • the determination processing means 33 is based on the result of the device authentication processing for the electronic paper 2 and the result of the device authentication processing for the authentication device 3 performed by the determination processing means 23 for the electronic paper 2 described later.
  • Judgment processing means 33 performs device authentication processing for its own device (authentication device 3), and based on the device authentication processing result and the above-described position authentication processing result, electronic paper 2 or information display Send a control signal to means 32.
  • the electronic paper 2 may further include a determination processing unit 23.
  • the determination processing means 23 performs position authentication processing for determining whether the position of the other electronic paper 2 or the authentication device 3 detected by the position detection means 21 is a predetermined position.
  • the judgment processing means 23 is a predetermined number of other electronic Based on the result of position authentication processing for paper 2 or authentication device 3, control signal (display instruction information or non-display instruction) is sent to information display means 22 of at least one electronic paper 2 or to authentication device 3. Information).
  • the user of the information display device 1 uses the input means (not shown) such as a keyboard, for example, so that the judgment processing means 23 can display the display instruction information and the non-display instruction information.
  • Information indicating whether the deviation is transmitted as a control signal can be set in the judgment processing means 23.
  • Judgment processing means 23 performs device authentication processing for other electronic paper 2 or authentication device 3, and based on the device authentication processing result and the above-described position authentication processing result, information display means 22 or authentication of electronic paper 2 Send control signals to device 3!
  • the judgment processing means 23 performs the authentication (environmental authentication) processing of the environmental state of the hardware and software in the electronic paper 2!
  • a control signal may be sent to the information display means 22 or the authentication device 3 of the electronic paper 2.
  • the judgment processing means 23 is based on the result of the device authentication processing for the authentication device 3 and the result of the equipment authentication processing for the electronic paper 2 performed by the judgment processing means 33 of the authentication device 3.
  • Authentication device 3 or information display based on the above location authentication processing result and the determination result on whether electronic paper 2 and authentication device 3 are mutually device-authenticated.
  • a control signal may be sent to the means 22.
  • Judgment processing means 23 performs device authentication processing for its own device (electronic paper 2), and based on the device authentication processing result and the position authentication processing result described above, authentication device 3 or information display is performed. Send a control signal to means 22.
  • the electronic paper 2 may include an information storage unit 24 and an information transmission / reception unit 25.
  • the authentication device 3 may include an information storage unit 34 having the same configuration as the information storage unit 24 and an information transmission / reception unit 35 having the same configuration as the information transmission / reception unit 25.
  • the information storage unit 24 stores information displayed by the information display unit 22, display instruction information transmitted by the determination processing unit 23, and the like.
  • the information stored in the information storage means 24 is, for example, character information, image information, device I blueprint, display instruction information, non-display instruction information, arrangement image information, and the like.
  • Equipment I H The identification information of the par 2 and the identification information of the authentication device 3.
  • the information transmission / reception means 25 receives information transmitted from the other electronic paper 2 or the authentication device 3 (for example, the equipment of the other electronic paper 2 or the authentication device 3, blue display, display instruction information, non-display instruction information). , Arrangement image information, character information or image information to be displayed by the information display means 22), and the received information is stored in the information storage means 24.
  • the information transmitting / receiving means 25 transmits information to the other electronic paper 2 or the authentication device 3.
  • the information transmitted to the authentication device 3 is, for example, the device I blueprint, display instruction information, non-display instruction information, arrangement image information, character information, image information, and the like of the electronic paper 2.
  • the information storage unit 34 included in the authentication device 3 stores information displayed by the information display unit 32, display instruction information transmitted by the determination processing unit 33, and the like.
  • the information transmission / reception means 35 receives the information transmitted from the electronic paper 2 and stores it in the information storage means 34.
  • the information transmission / reception means 35 is information to the electronic paper 2 (for example, the device I blueprint, the display instruction information, the non-display instruction information, the arrangement image information, the display information by the information display means 22 of the authentication device 3). Send some text information or image information).
  • all information finally displayed on the electronic paper 2 may be stored in the information storage means 24 included in the electronic paper 2, or the authentication device may be The information may be stored in the information storage means 34 included in the device 3. Further, the information finally displayed on the electronic paper 2 may be stored separately in the information storage means 24 provided in the electronic paper 2 and the information storage means 34 provided in the authentication device 3. Similarly, according to an embodiment of the present invention, all information finally displayed on the authentication device 3 may be stored in the information storage means 34 included in the authentication device 3, or the electronic paper 2 is provided. The information may be stored in the information storage means 24. Further, the information finally displayed on the authentication device 3 may be stored separately in the information storage means 34 provided in the authentication device 3 and the information storage means 24 provided in the electronic paper 2.
  • the electronic paper 2 and the authentication device 3 may each include power supply means such as a rechargeable battery, a small button battery, and a solar battery.
  • the information display device 1 includes one electronic paper 2 and a plurality of authentication devices 3.
  • each of the electronic paper 2 and the authentication device 3 has the operation described with reference to FIG. The same operation is performed.
  • the authentication device 3 performs the position authentication process for the other authentication device 3 and The position authentication process for the electronic paper 2 is performed, and a control signal is transmitted based on the results of these two position authentication processes.
  • FIG. 2 is a diagram for explaining an example of the function of the determination processing means.
  • the function of the judgment processing means 33 provided in the authentication device 3 will be described as an example. Since the function of the judgment processing means 23 provided in the electronic paper 2 is the same as the function of the judgment processing means 33, description thereof is omitted.
  • the determination processing unit 33 performs the position authentication process for the electronic paper 2 based on the position detection result by the position detection unit 31, for example.
  • the determination processing unit 33 performs device authentication of the electronic paper 2 based on, for example, device HD information transmitted from the electronic paper 2.
  • the device information transmitted from the electronic paper 2 is stored, for example, in a TCG (Trusted Computing Group) chip that realizes the judgment processing means 23 included in the electronic paper 2.
  • TCG Truste Computing Group
  • the determination processing unit 33 may perform device authentication of the other authentication device 3 based on, for example, device information transmitted from the other authentication device 3. Further, as described above, for example, the determination processing unit 33 performs authentication (environment authentication) of the environmental state of hardware or software in the authentication device 3.
  • the determination processing means 33 having the above-described functions is realized by, for example, the above-described TCG chip.
  • FIG. 3 is a diagram illustrating an example of information display processing on electronic paper.
  • the authentication device 3 displays an arrangement image 30 as shown in FIG.
  • the authentication device 3 displays character information, image information, etc. on each of the two electronic papers 2.
  • the user correctly superimposes a plurality of electronic papers 2 on which character information and image information are displayed on the arrangement image 30 displayed on the authentication device 3.
  • the authentication device 3 displays text information and images displayed on the plurality of electronic papers 2. Hide information.
  • FIGS. 4A to 4D are diagrams illustrating another example of information display processing on electronic paper.
  • the authentication device 3 displays information on the electronic paper 2 stacked on the top, based on the position authentication processing results for the three electronic papers 2.
  • the authentication device 3 displays an arrangement image 30 indicated by the hatched portion.
  • the electronic paper 2 and the authentication device 3 overlap as shown in FIG. 4 (B).
  • the authentication device 3 performs a location authentication process for the electronic paper 2. If the authentication device 3 determines that the position of the electronic paper 2 is correct (a predetermined position), the authentication device 3 displays an arrangement image 30 shown by the hatched portion in FIG.
  • the second electronic paper 2 is shown in FIG. 4 (C).
  • the authentication device 3 performs position authentication processing for the second electronic paper 2. If the authentication apparatus 3 determines that the position of the second electronic paper 2 is correct, the authentication apparatus 3 displays an arrangement image 30 shown by the hatched portion in FIG. When the user superimposes the third electronic paper 2 on the arrangement image 30 indicated by the hatched portion in FIG. 4C, the third electronic paper 2 is, as shown in FIG. It overlaps on the first electronic paper 2, the second electronic paper 2 and the authentication device 3. The authentication device 3 performs position authentication processing for the third electronic paper 2. If the authentication device 3 determines that the position of the third electronic paper 2 is correct, the authentication device 3 displays information on the third electronic paper 2 as shown in FIG.
  • FIG. 5A and FIG. 5B are diagrams for explaining an example of information display processing on the authentication device.
  • the electronic paper 2 shown in Fig. 5 (A) is the electronic paper 2 of the person in charge, the manager, and the person in charge.
  • the authentication device 3 performs position authentication processing and device authentication processing for the three electronic papers 2.
  • the positions of the three electronic papers 2 are correct, and the three electronic papers 2 are the electronic paper 2 of the person in charge, the electronic paper 2 of the manager, and the electronic paper 2 of the person in charge. If it is determined that they are stacked in order, as shown in FIG. 5B, information is displayed on the own device (authentication device 3).
  • FIG. 6A to 6E are diagrams illustrating an example of information display processing on the authentication device.
  • the authentication device 3 performs position authentication processing on the predetermined number of electronic papers 2.
  • Display information on its own device authentication device 3.
  • the electronic paper 2 is overlaid on the authentication device 3, and as shown in FIG. 6B, the second electronic paper 2 is overlaid on the authentication device 3.
  • the third electronic paper 2 is stacked on the authentication device 3, and the fourth electronic paper 2 is placed on the authentication device 3 as shown in FIG. 6 (D). Paper 2 is stacked.
  • the authentication device 3 performs the position authentication process for the four electronic papers 2 and displays information when it determines that the positions of the four electronic papers 2 are correct. For example, if four sheets of electronic paper 2 also have a transparent material strength, the information displayed on the authentication device 3 can be referred to from above the electronic paper 2 as shown in FIG.
  • FIG. 7 is a diagram for explaining another example of information display processing on electronic paper.
  • electronic information 2 is not displaying character information or image information.
  • the authentication device 3 and the other authentication devices 3 each display the arrangement image 30 as shown in FIG.
  • the user superimposes another authentication device 3 on the arrangement image 30 displayed on the authentication device 3, and superimposes the electronic paper 2 on the arrangement image 30 displayed on the other authentication device 3.
  • the authentication device 3 performs position authentication processing for the other authentication device 3 and the electronic paper 2. If the authentication device 3 determines that the other authentication device 3 and the electronic paper 2 are overlapped at a predetermined position as a result of these two location authentication processes, the authentication device 3 displays information on the electronic paper 2.
  • FIG. 8 is a diagram illustrating an example of the structure of electronic paper.
  • the electronic paper 2 has a layer structure of a front surface 2-1, an inner surface first layer 2-2, an inner surface second layer 2-3, and a back surface 2-4.
  • An information display unit 22 is provided on the surface 2-1 of the electronic paper 2.
  • Middle surface First layer 2-2 is provided with information transmission / reception means 25 including wireless LAN card 200 and the like, determination processing means 23 including TCG chip 201 and the like, information storage means 24, and power supply means 26.
  • the power supply means 26 is, for example, a rechargeable battery, a small button battery, a solar battery, a power generating coil using electromagnetic induction, or the like.
  • passive RFID A position detecting means 21 such as is provided.
  • the backside 2-4 functions as a cover.
  • FIG. 9 is a diagram illustrating an example of the structure of the authentication device.
  • the authentication device 3 has a layer structure of a front surface 3-1, a middle surface first layer 3-2, a middle surface second layer 3-3, and a back surface 3-4.
  • An information display means 32 is provided on the surface 3-1 of the authentication device 3.
  • Position detecting means 31 and electromagnetic induction coil 202 are provided on the first inner layer.
  • the position detection means 31 is, for example, an RFID tag reader.
  • the RFID tag reader reads, for example, the identification information of the position detecting means 21 such as a passive RFID provided in the second inner surface 2-3 of the electronic paper 2 shown in FIG.
  • the electromagnetic induction coil 202 is installed, for example, when the authentication device 3 supplies electric power to the electronic paper 2 by electromagnetic induction.
  • an information transmitting / receiving unit 35 including a wireless LAN card 200, a determination processing unit 33 including a TCG chip 201, an information storage unit 34, and a power supply unit 36 are installed.
  • the power supply means 36 is, for example, a rechargeable battery, a small button battery, a solar battery, a power generating coil by electromagnetic induction, or the like.
  • the back 3-4 functions as a cover.
  • FIG. 10 is a diagram illustrating an example of a cross section of the electronic paper and the authentication device.
  • the position detection means 21 of the electronic paper 2 shown in FIG. 10 is, for example, a noisy RFID tag.
  • the position detection means 31 of the authentication device 3 is, for example, an RFID tag reader.
  • FIG. 10 shows an example in which the electronic balance 2 is stacked on the authentication device 3.
  • An RFID tag reader (position detection means) 31 shown in FIG. 10 transmits an electromotive wave to the position detection means (RFID tag) 21.
  • the RFID tag 21 that has received the electromotive wave from the RFI D tag reader 31 returns a signal radio wave including identification information (for example, ID number) of the RFID tag 21 to the RFID tag reader 31, and the RFID tag reader 31 receives the RFID tag. Read 21 ID number.
  • the electronic paper 2 having three RFID tags 21 is stacked on the authentication device 3 having 48 RFID tag readers 31, the electronic paper 2 is placed on the authentication device 3 at the tip of the arrow in FIG. It is arranged at the position shown in.
  • the number described in the RFID tag reader 31 in the authentication device 3 is the identification number of the R FID tag reader 31.
  • RFID tag 21 1 with ID number A1 is placed on RFID tag reader 31 with identification number 14 and RFID tag with ID number A2
  • the tag 21-2 is arranged on the RFID tag reader 31 having the identification number 20, and the RF ID tag 21-3 having the identification number A3 is arranged on the RFID tag reader 31 having the identification number 15.
  • an RFID tag reader 31 with an identification number of 14 reads an ID number of A1
  • an RFID tag reader 31 with an identification number of 15 reads A3, and so on
  • an RFID tag reader 31 with an identification number of 20 reads A2. Read the ID number.
  • the TCG chip 201 in the authentication device 3 is an ID number power read by each RFID tag reader 31.
  • the RFID tag is set in advance, and the electronic paper 2 is correctly placed in the authentication device 3.
  • each RFID tag reader 31 determines whether it matches the ID number of the RFI D tag to be read. ID number force read by each RFID tag reader 31 If the ID number matches the above preset ID number, the TCG chip 201 authenticates the position of the electronic pair 2.
  • the electronic paper 2 may include an RFID tag reader as the position detection means 21, and the authentication device 3 may include an RFID tag as the position detection means 31.
  • FIG. 12 is a diagram showing an example of a display instruction information transmission process flow by the authentication apparatus.
  • the authentication device 3 sends display instruction information to the electronic paper 2 when a predetermined number of electronic papers 2 are correctly stacked on the authentication device 3 (in a predetermined position).
  • the position detection means 31 of the authentication device 3 detects the position of the electronic paper 2 (step Sl).
  • the determination processing means 33 determines whether or not the electronic paper 2 is stacked at a predetermined position (step S2). If the determination processing unit 33 determines that the electronic paper 2 is not stacked at a predetermined position, the process returns to step S1.
  • Step S3 If the judgment processing means 33 judges that the electronic paper par 2 has been stacked at a predetermined position, has the judgment processing means 33 executed the position authentication processing for the predetermined number of electronic papers 2? (Step S3). If the determination processing means 33 determines that the position authentication processing has been executed for the predetermined number of electronic papers 2, it sends display instruction information to the electronic paper 2 (step S5) and ends the processing. . If the judgment processing means 33 performs position authentication processing for a predetermined number of electronic papers 2 and determines that it is not, it sets the conditions for the next position authentication processing (step S4), Return to step S1. In step S4, the determination processing unit 33 sets an arrangement image to be displayed when the next electronic paper 2 is stacked, for example.
  • the identification information of the position detection means 21 in the electronic paper 2 to be read by the position detection means 31 when the electronic paper 2 is correctly superimposed on the arrangement image of the authentication device 3 is set.
  • the processing flow when the authentication device 3 sends the non-display instruction information to the electronic paper 2 is replaced by the determination processing means 33 for the non-display instruction information to the electronic paper 2 instead of step S5. Except for sending, the process flow is the same as that shown in Fig. 12.
  • FIGS. 13A to 13D illustrate cross sections of the electronic paper and the authentication device in a state where a plurality (three) of electronic papers overlap the authentication device.
  • FIG. 13A when the authentication device 3 is placed between the RFID tag 21 and the RFID tag reader 31 when the electronic paper 2 is stacked on the authentication device 3, A curved surface is formed so that there is a gap between them.
  • the distance between the RFID tag reader 31 and the RFID tag 21 included in the electronic paper 2 is shown in the part surrounded by the dotted ellipse in FIG. Is big. Therefore, the RFID tag reader 31 cannot read the ID number of the RFID tag 21.
  • the electronic paper 2 is pressed against the authentication device 3, and the electronic paper 2 and the authentication device 3 are shown in FIG.
  • the overlapping state is as shown in (B).
  • the interval between the RFID tag reader 31 and the RFID tag 21 provided in the electronic paper 2 in the portion surrounded by the dotted ellipse in FIG. 13 (B) is the RFID tag reader.
  • 31 is a predetermined interval at which the RFID tag 21 can be detected. Therefore, the RFID tag reader 31 can read the ID number of the RFID tag 21 included in the electronic paper 2. The same applies when the electronic paper 2 is pressed against the authentication device 3 by the weight of the electronic paper 2 stacked on the authentication device 3.
  • the authentication device 3 is bent at a plurality of portions as shown in FIG. 13 (C).
  • the distance between the RFID tag reader 31 and the RFID tag 21 in the portion surrounded by the dotted line in FIG. Therefore, the RFID tag reader 31 cannot read the ID number of the RFID tag 21.
  • the user moves from the top of the electronic paper 2 to the authentication device 3
  • pressure is applied to the electronic paper 2
  • the electronic paper 2 is pressed against the authentication device 3, and the electronic paper 1 and the authentication device 3 are in an overlapping state as shown in FIG. 13 (D).
  • the distance between the RFID tag reader 31 and the RFI D tag 21 provided in the electronic paper 2 in the portion surrounded by the dotted ellipse in FIG. 13D is reduced, and the RFID tag reader 31 is the RFID provided in the electronic paper 2.
  • the ID number of tag 21 can be read. Incidentally, by the weight of the authentication device 3 superimposed electronic paper 2 on, the same applies to the case where the electronic paper 2 is pressed to the authentication device 3.
  • FIGS. 13A to 13D the case where the authentication device 3 has a curved surface has been described as an example.
  • RFID is used.
  • a curved surface configured to have a gap between the tag 21 and the RFID tag reader 31 may be formed.
  • the reading process of the ID number of the RFID tag 21 is the same as the reading process of the ID number described with reference to FIGS. 13 (A) to 13 (D). . That is, for example, when the interval between the RFID tag reader 31 and the RFID tag 21 becomes a predetermined interval at which the RFID tag reader 31 can detect the RF ID tag 21, the RFID tag reader 31 reads the ID number of the RFID tag 21.
  • FIG. 14 is a diagram showing another embodiment of the present invention.
  • the electronic paper 2 and the authentication device 3 are used for a will disclosure act in the presence of a third party (for example, a lawyer).
  • a third party for example, a lawyer
  • information indicating the contents of a will regarding the inheritance of property is distributed and stored in each electronic paper 2 owned by each heir and attorney.
  • the authentication device 3 all the heirs (inheritance A to heir D) and the electronic paper 2 owned by the lawyer are not included in the electronic paper 2 as a condition of the position authentication processing unless they are stacked on the authentication device 3. Set so that the information is not displayed.
  • FIG. 15 is a diagram showing another example of the system configuration of the present invention.
  • the information display device 10 displays information on the electronic paper 2 or the authentication device 3 when the electronic paper 2 and the authentication device 3 are stacked a plurality of times, or is displayed on the electronic paper 2 or the authentication device 3.
  • the information display device 10 includes an electronic paper 2 and an authentication device 3 for authenticating the electronic paper 1.
  • the information display device 10 includes first and second position detection means (position detection means 21 and position detection means 31), determination processing means (determination processing means 23 or determination processing means 33), and information display means (information display Means 22 or information display means 32).
  • the first and second position detection means are provided in the electronic paper 2 and the authentication device 3, and the electronic paper when the electronic paper 2 and the authentication device 3 overlap each other.
  • the relative position between 2 and the authentication device 3 is detected.
  • the judgment processing means (judgment processing means 23 or judgment processing means 33) has a predetermined relative position detected by the first and second position detection means (position detection means 21 and position detection means 31).
  • the position authentication process for determining whether there is a relationship is performed a plurality of times, and a control signal is sent to the electronic paper 2 or the authentication device 3 based on the results of the plurality of position authentication processes.
  • the information display means (the information display means 22 or the information display means 32) displays character information or image information on the electronic paper 2 or the authentication device 3 based on the transmitted control signal.
  • the information display means (the information display means 22 or the information display means 32) has a predetermined arrangement image that is an image showing an area where the electronic paper 2 and the authentication device 3 are to be overlapped. The number of times may be displayed on the electronic paper 2 or the authentication device 3.
  • the authentication processing unit (the determination processing unit 23 or the determination processing unit 33) overlaps the authentication device 3 in a region where the arrangement image of the electronic paper 2 is displayed a predetermined number of times, or the authentication device
  • a control signal may be sent to the electronic paper 2 or the authentication device 3.
  • the information display means (the information display means 22 or the information display means 32) may display the arrangement image on the electronic paper 2 or the authentication device 3 each time at a different position. Good.
  • the electronic paper 2 and the authentication device 3 are stacked.
  • the relative position between the electronic paper 2 and the authentication device 3 is associated with a predetermined number, and the judgment processing means (the judgment processing means 23 or the judgment processing means 33) If the location authentication processing result corresponds to a predetermined number sequence constituted by the predetermined number, a control signal should be sent to the electronic paper 2 or the authentication device 3.
  • the information display means (the information display means 22 or the information display means 32) is further configured to display the displayed character information or the information based on the transmitted control signal. Let's hide the image information.
  • the determination processing means (the determination processing means 23 or the determination processing means 33) further performs device authentication processing for the electronic paper 2 or the authentication device 3 multiple times!
  • the control signal may be transmitted based on a plurality of times of position authentication processing results and a plurality of times of device authentication processing results.
  • the configuration of electronic paper 2 shown in FIG. 15 is the same as the configuration of electronic paper 2 shown in FIG. Further, the configuration of the authentication device 3 shown in FIG. 15 is the same as the configuration of the authentication device 3 shown in FIG. However, in the judgment processing means 33 provided in the authentication device 3 shown in FIG. 15, the position of the electronic paper 2 detected by the position detection means 31 (the relative position between the electronic paper 2 and the authentication device 3) is a predetermined position. (The relative position of the electronic paper 2 and the authentication device 3 has a predetermined relationship) is performed multiple times, and based on the results of the multiple times of position authentication processing! Then, a control signal (display instruction information or non-display instruction information) is sent to the information display means 32 of the electronic paper 2 or the authentication device 3.
  • a control signal display instruction information or non-display instruction information
  • the determination processing means 33 for example, the number of times the position authentication process is performed is preset. Further, the determination processing means 23 provided in the electronic paper 2 shown in FIG. 15 performs a position authentication process for determining whether the position of the authentication device 3 detected by the position detection means 21 is a predetermined position a plurality of times, A control signal (display instruction information or non-display instruction information) may be sent to the information display means 22 of the electronic paper 2 or the authentication device 3 based on the result of the multiple position authentication processing.
  • a control signal display instruction information or non-display instruction information
  • FIGS. 16A to 16F are diagrams illustrating an example of information display processing on electronic paper.
  • Information is displayed in 2nd par.
  • FIG. 16 (A) when the authentication device 3 displays the arrangement image 30, the user superimposes the electronic paper 2 on the arrangement image 30 shown in FIG. 16 (A).
  • FIG. 16 (B) shows the first superposition of the electronic paper 2 and the authentication device 3.
  • the arrangement image 30 shown in FIG. 16 (C) is displayed.
  • the electronic paper 2 overlaps the authentication device 3 as shown in FIG. 16D.
  • FIG. 16 (D) shows the second overlap of electronic paper 2 and authentication device 3.
  • the arrangement image 30 shown in FIG. 16 (E) is displayed.
  • the electronic paper 2 overlaps the authentication device 3 as shown in FIG. 16 (F).
  • FIG. 16 (F) shows the third superposition of the electronic paper 2 and the authentication device 3.
  • FIG. 17 is a diagram showing another embodiment of the present invention.
  • the relative position between the electronic paper 2 and the authentication device 3 when the electronic paper 2 and the authentication device 3 are overlapped is associated with a predetermined number.
  • Judgment processing means 33 (not shown) provided in the authentication device 3 (not shown)
  • a predetermined number sequence (password number) in which the result of the multiple times of position authentication processing for the electronic paper 2 is constituted by the predetermined number. No.)
  • a control signal is sent to the electronic paper 2 to display information on the electronic paper 2.
  • the authentication device 3 displays the arrangement image 30 shown in the shaded portion in FIG. In the arrangement image 30, ten numbers from 0 to 9 are displayed.
  • the authentication device 3 detects the position where the electronic paper 2 is superimposed and selects, for example, the number “1”. To do.
  • the authentication device 3 selects, for example, the number “9”.
  • the authentication device 3 selects, for example, the number “2”, and the user selects the electronic paper 2.
  • the authentication device 3 selects the number “8”, for example.
  • the determination processing means 33 of the authentication device 3 determines that the number string “1928” composed of each selected number matches the preset password “1928”, and displays information on the electronic paper 2 Let
  • the judgment processing means 33 of the authentication device 3 determines that the number string "1928" that also includes each selected number matches the preset password "1928". If judged, information may be displayed on the own device (authentication device 3)! / ⁇ .
  • FIG. 18 is a diagram showing an example of a display instruction information transmission process flow by the authentication apparatus.
  • the authentication device 3 sends display instruction information to the electronic paper 2 when the electronic paper 2 is correctly stacked on the authentication device 3 a predetermined number of times (in a predetermined position).
  • the position detection means 31 of the authentication device 3 detects the position of the electronic paper 2 (step S11).
  • the determination processing means 33 determines whether or not the electronic paper 2 is stacked at a predetermined position (step S12). If the determination processing unit 33 determines that the electronic paper 2 is not stacked at a predetermined position, the process returns to step S11.
  • the determination processing unit 33 determines whether the position authentication processing has been executed a predetermined number of times (step S13). If it is determined that the position authentication process has been executed a predetermined number of times, the determination processing means 33 sends display instruction information to the electronic paper 2 (step S15) and ends the process. If the judgment processing means 33 executes the position authentication process a predetermined number of times, and determines that it is not, the judgment processing means 33 sets the condition for the next position authentication process (step S14), and returns to step S11.
  • step S14 the determination processing unit 33 sets, for example, an arrangement image to be displayed next time the electronic paper 2 is overlaid, or when the electronic paper 2 is correctly overlaid on the arrangement image of the authentication device 3.
  • the identification information of the position detection means 21 in the electronic paper 2 to be read by the position detection means 31 is set. Note that the processing flow when the authentication device 3 sends the non-display instruction information to the electronic paper 2 is replaced by the determination processing means 33 for the non-display instruction information to the electronic paper 2 instead of step S15. Is the same as the processing flow shown in FIG.
  • the program for realizing the present invention can be stored in a computer-readable recording medium, for example, a semiconductor memory, a hard disk, a CD-ROM, a DVD, or the like, and is recorded on these recording media and provided. Or provided by transmission / reception using a network via a communication interface.
  • a computer-readable recording medium for example, a semiconductor memory, a hard disk, a CD-ROM, a DVD, or the like.
  • the information display device and the information display method of the present invention when the electronic paper and the authentication device are overlapped, authentication for ensuring security is performed with a simple operation, and the electronic display is performed according to the authentication result. It is possible to display information on paper or an authentication device.
  • the information display device and the information display method of the present invention only when the positional relationship between the electronic paper and the authentication device and another electronic paper or the authentication device is a predetermined relative position, the authentication is performed on the electronic paper or the authentication. Since information is displayed on the device, the security strength can be increased and the risk of information leakage can be reduced.
  • the user of the information display device can, for example, place the electronic paper on the authentication device by superimposing the electronic paper on the area where the arrangement image is displayed.
  • information can be displayed on the authentication device.
  • the information display device and the information display method of the present invention in order to display character information or image information on the electronic paper or the authentication device, the electronic paper and the authentication device are placed at predetermined positions. It is necessary to overlap several times. Therefore, according to the information display device and the information display method of the present invention, the security strength can be further increased, and the risk of information leakage can be further reduced.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Storage Device Security (AREA)
  • User Interface Of Digital Computer (AREA)

Abstract

La présente invention concerne un dispositif d'affichage d'informations (1) qui comprend un papier électronique (2) et un dispositif d'authentification (3) destiné à authentifier le papier électronique (2). L'invention fait appel à plus d'un papier électronique (2) ou plus d'un dispositif d'authentification (3). Le dispositif d'affichage d'informations (1) comprend une pluralité de moyens de détection de position (21, 31), de moyens de processus de détermination (23, 33) et de moyens d'affichage d'informations (22, 32). Lorsque le papier électronique (2) et le dispositif d'authentification (3) sont superposés à un autre papier électronique (2) ou dispositif d'authentification (3), les moyens de détection de position (21, 31) détectent la position relative du papier électronique (2) et du dispositif d'authentification (3) par rapport à l'autre papier électronique (2) ou dispositif d'authentification (3). Les moyens d'évaluation (23, 33) évaluent si la position relative détectée satisfait à une relation de position prédéterminée, et transmet un signal de commande au papier électronique (2) ou au dispositif d'authentification (3) en fonction du résultat de l'évaluation. En fonction du signal de commande, les moyens d'affichage d'informations (22, 32) affichent des informations sous forme de caractères sur le papier électronique (2) ou le dispositif d'authentification (3).
PCT/JP2006/307615 2006-04-11 2006-04-11 Dispositif et procédé d'affichage d'informations Ceased WO2007116525A1 (fr)

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CA2348058A1 (fr) * 1999-01-08 2000-07-13 Ucb, S.A. Moyen d'authentification
JP4539132B2 (ja) * 2004-03-18 2010-09-08 富士ゼロックス株式会社 電子ペーパー
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JP2005267173A (ja) * 2004-03-18 2005-09-29 Fuji Xerox Co Ltd 電子ペーパーシステム
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