JPH1013258A - Information transmission and reception device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To specify a facility by sending the information with addition of both facility and version codes, comparing the version of the version code, included in the received information with the version stored in a storage means, and displaying the result of comparison. SOLUTION: A facility code addition means 50 adds a facility code to the sending information to perform the display control of the facility position, related to the sending information to be sent. A version code addition means 51 adds a version code to the sending information, to designate the version of a storage means 57 contained in a receiving device 2 and storing the detailed information on the facility. The device 2 contains the means 57 which stores the detailed information on a specific facility and its version and compares this version with the version code, included in the received information, to display the detailed information by a display means 56 when the matching is confirmed between the version and the version code. If no matching is confirmed, this result is displayed. Thus, a facility can be specified, as well as the version of the detailed information can be easily detected.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an information transmitting apparatus for transmitting character information and the like to an external receiving apparatus by using radio waves such as text multiplex broadcasting, and to receive and display the transmitted character information and the like. The present invention relates to an information receiving device.

[0002]

2. Description of the Related Art Conventionally, in text multiplex broadcasting using FM radio waves or the like, there is a so-called "visible radio", for example. In the information transmitted in the teletext broadcasting, one screen in a fixed format (for example, three lines with 15 characters per line) is set as one page, and one program is composed of a plurality of pages. You. In this case, 1 of the above page
The second line is a header indicating the source of information, etc.
The line is used as a text displaying the content of the information.

Information transmitted by such teletext includes traffic information, weather information, specific facility information, and the like. For example, in the case of facility information, the location of the facility is confirmed by telephone or the like, and the route to the facility is searched for in an atlas, or displayed on a navigation device mounted on the vehicle, and the user goes to the facility. It takes time to confirm the location of the facility by telephone or the like.

[0004] Therefore, when transmitting information from a transmitting device, the applicant of the present invention adds a facility code for specifying a facility related to the information, and in the receiving device, based on the facility code, a package medium such as a CD-ROM. (Japanese Patent Application No. Hei 8-1193) proposes to read out and display detailed information (positional information, facility information, etc.) on the above facilities, thereby reducing the user's labor.
No. 21).

[0005]

However, since the location of the facility and the contents of the facility are arbitrarily changed at any time,
It is uncertain whether the content recorded on the CD-ROM or the like matches the current actual content, and the receiving device using the old version of the package media cannot cope with the added facility. There is a problem.

The present invention has been made in view of the above problems, and can easily detect whether detailed information stored in a receiving apparatus is older than predetermined information, and can exchange the package medium at an appropriate time. It is an object to provide an information transmitting device and an information receiving device that can perform the information transmission.

[0007]

As shown in FIG. 5, the invention according to claim 1 is an information transmitting apparatus for transmitting information such as character information to an external receiving apparatus 2 using radio waves such as teletext broadcasting. 3, a facility code adding means 50 for adding a facility code for performing display control of a facility location related to the transmitted transmission information to the transmission information, and a storage in the receiving device 2 for storing detailed information relating to the facility. It is characterized by comprising version code adding means 51 for adding a version code designating the version of the means 57 to the transmission information, and transmission means 54 for transmitting information to which each code is added.

According to a second aspect of the present invention, in the first aspect, an additional code indicating that the detailed information in the storage means 57 of the specified version is additional information of data with respect to the old version is added to the transmission information. Additional code adding means 52 and storage means 57 for the specified version
And an update code adding means 53 for adding an update code indicating that the detailed information is update information for the old version to the transmission information.

According to a third aspect of the present invention, in the first or second aspect, a term code adding means 59 for adding a term code specifying an expiration date of the version code to the transmission information.
It is characterized by having.

According to a fourth aspect of the present invention, there is provided an information receiving apparatus for receiving and displaying information such as character information transmitted from an external transmitting apparatus using radio waves such as a text multiplex broadcast. Receiving means 55, a displaying means 56 for displaying the received information, a storing means 57 for storing detailed information of a specific facility and its version, and when the facility code and the version code are present in the received information. Causes the display means 56 to display the detailed information in the storage means 57 when the version specified by the version code matches the version in the storage means 57, and to indicate otherwise when the version does not match. And a display control means 58.

According to a fifth aspect of the present invention, in the fourth aspect, the display control means 58 stores the version designated by the version code and the storage means 5 in the display means 56.
7 does not match, and if an additional code is present in the received information, it is displayed that detailed information on the facility has been added, and the version specified by the version code and the storage means 57 When the version does not match and an update code exists in the received information, it is displayed that the detailed information on the facility has been updated.

According to a sixth aspect of the present invention, in the fourth or fifth aspect, the display control means 58 controls the display means 56 based on the time code if the time code exists in the received information. It is characterized in that the expiration date of the storage means 57 is displayed.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. 1 to 4 are diagrams for explaining an information transmitting device and an information receiving device according to an embodiment of the present invention. FIG. 1 is a configuration diagram of a broadcasting device including the transmitting / receiving device,
FIG. 2 is a diagram showing an example of information transmitted from the transmission device,
FIG. 3 is a diagram showing a specific example of the receiving device, and FIG. 4 is a block diagram showing a configuration of the receiving device.

In FIG. 1, reference numeral 1 denotes a broadcasting device for performing text multiplex broadcasting by FM broadcasting.
Receiving apparatus 2 for receiving and displaying character information, and receiving apparatus 2
A transmitting device 3 for transmitting information wirelessly, and an input device 5 for inputting traffic information or the like to the transmitting device 3 via a telephone line 4 or the like.

From the transmitting device 3, for example, data in the format shown in FIG. 2 is transmitted to the receiving device 2 as character information. This data is composed of a header 8 specifying the source and characteristics of the information, and a body 9 of the information.
Control information 10 for performing display control or the like in the receiving device 2 is added to the header 8.

The control information 10 includes "13A4" which is a facility code for specifying the location of the facility and controlling the display when displaying the location of the facility according to the information of the text 9, and details relating to the transmission information. The version of the storage device in the receiving device 2 that stores the information, that is, “00” which is a version code specifying the version of the storage data, and the transmission information is additional information of the data in the storage device of the specified version. , And an expiration code "K" that specifies the expiration date of the version code. If the transmission information has been updated for the specified version of the data in the storage device, an update code is added instead of the additional code “N”.

That is, the transmitting device 3 functions as a facility code adding unit, a version code adding unit, an additional code adding unit, an update code adding unit, and a term code adding unit.

The receiving apparatus 2 includes a display 6 for displaying the received character information and the location of the facility related to the information. The display page, the display position, and the display of the character information on the display 6 are provided. The time and the display ratio between the character information and the map information can be arbitrarily changed.

The receiving apparatus 2 includes an operation function key 11, a direction key (cursor key) 12 for moving a cursor and the like, and an operation confirmation key 13.

The receiving apparatus 2 includes an antenna 16 and a tuner 18 as receiving means for receiving the teletext signal transmitted from the transmitting apparatus 3, and an F / F based on the received signal.
A demodulator 19 for demodulating M-multiplexed data;
8 and a CPU 20 that performs display control of information as display control means based on the received information.

The CPU 20 has a storage device RO
M23 and RAM 24 are connected, and predetermined data is input and output. Also, a package medium 25 such as a CD-ROM as a storage means in which a predetermined version is written is connected, and detailed information (facility on the map, location on the map,
Equipment contents etc.) are read.

An audio converter 26 for converting received character information into an audio signal is connected, and the audio signal is amplified by an amplifier (amplifier) 27 and output from the speaker 14. .

Next, the operation of the above embodiment will be described. If the receiving apparatus 2 receives the character information and detects that the version code “00” is valid from the term code “K” in the control information 10, the version code in the control information 10 “00” is compared with the version of the package medium 25.

When it is detected that the version of the package medium 25 is higher than the version code "00" or that both versions match, the facility code "13A4" in the received information is changed. The provided facility is searched from the package medium 25, and the detailed information (position information, facility information, etc.) of the facility is read out, and this position is displayed on the map of the display 6 with a predetermined mark (☆). You.

When it is determined that the version code "00" is invalid based on the term code "K", or when the additional code or the update code is added, an instruction to update the package medium 25 is issued. Is displayed on the display 6. And the above media 2
When a facility having the facility code "13A4" is recorded in 5, the recorded information is old information,
After the display that the media 25 needs to be updated is displayed, detailed information such as the location and the facility contents regarding the facility is displayed.

As described above, the information is transmitted by designating the version of the storage device for storing the detailed information relating to the facility in the transmission information, and the display control of the detailed information is performed based on the version. Package media 25
Can be detected whether or not the contents are old.

Further, the additional code and the update code indicate that the detailed information in the package media of the new version is additional information or update information with respect to the detailed information of the old version. Can be appropriately updated by the user's judgment.

Further, since the expiration date of the package medium 25 is specified by the term code, it is possible to display whether or not the contents of the detailed information are old, so that the contents of the medium 25 can be updated. Can be done at the right time.

In the above embodiment, the case where character information is transmitted or received using radio waves of teletext broadcasting has been described. However, the present invention is not limited to this. For example, graphic data and the like are transmitted in digital broadcasting. However, the present invention can be applied to the case of receiving.

[0030]

As described above, the information transmitting apparatus according to the first aspect of the present invention transmits information by adding the facility code and the version code. The detailed information is displayed when the version of the version code in the version matches the version of the storage means, and when the version does not match, the fact is displayed. Therefore, the facility can be specified based on the facility code, and There is an effect that it is possible to easily detect whether the detailed information stored in the receiving device is older than a predetermined one based on the code.

In the information transmitting apparatus according to the second aspect of the present invention,
The information is transmitted by adding the additional code and the update code. In the information receiving apparatus according to the fifth aspect, the version of the version code in the received information does not match the version of the storage means, and the additional code exists. To display that detailed information has been added, the version code version does not match the version of the storage means, and when an update code exists, it indicates that the detailed information has been updated. Therefore, it can be detected that the detailed information has been added based on the additional code, it can be detected that the detailed information has been updated based on the updated code, and the stored information matches the current actual content. There is an effect that it is possible to easily confirm whether or not there is.

In the information transmitting apparatus according to the third aspect of the present invention,
The information is transmitted with the expiration code added thereto, and the information receiving apparatus according to the invention of claim 6 displays the expiration date of the storage means based on the expiration code in the received information. There is an effect that updating can be performed at an appropriate time.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a broadcasting device including an information transmitting device and an information receiving device according to an embodiment of the present invention.

FIG. 2 is a diagram illustrating an example of information transmitted from the transmission device.

FIG. 3 is a diagram showing a specific example of the receiving device.

FIG. 4 is a block diagram illustrating a configuration of the receiving device.

FIG. 5 is a diagram showing the configuration of the claims of the present invention.

[Explanation of symbols]

 2 information receiving device 3 information transmitting device 50 facility code adding means 51 version code adding means 52 additional code adding means 53 update code adding means 54 transmitting means 55 receiving means 56 display means 57 storage means 58 display control means 59 time limit code adding means

Claims (6)

[Claims] An information transmitting apparatus for transmitting information to an external receiving apparatus using radio waves, wherein a facility code for performing display control of a facility position related to the transmitted transmission information is added to the transmission information. Code addition means, version code addition means for adding a version code designating a version of a storage means in a receiving device for storing detailed information concerning the facility to the transmission information, and transmission of information to which the codes are added An information transmitting apparatus, comprising: 2. An additional code adding unit according to claim 1, wherein an additional code indicating that the detailed information in the storage unit of the specified version is additional information of data with respect to an old version is added to the transmission information. An information transmitting apparatus comprising: an update code adding unit that adds an update code indicating that the detailed information in the storage unit of the specified version is update information for an old version to the transmission information. 3. The information transmitting apparatus according to claim 1, further comprising a term code adding unit for adding a term code specifying a term of validity of the version code to the transmission information. 4. An information receiving apparatus for receiving and displaying information transmitted from an external transmitting apparatus using radio waves, a receiving means for receiving the transmitted information, a display means for displaying the received information, Storage means for storing the detailed information of the specific facility and its version; and when the received information includes the facility code and the version code, the display means displays the version specified by the version code and the storage means. And a display control means for displaying the detailed information in the storage means when the version matches, and displaying the fact when the versions do not match. 5. The display control means according to claim 4, wherein said display means does not match a version specified by said version code with a version of said storage means, and an additional code exists in said received information. When doing so, display that detailed information on the above facilities has been added,
When the version specified by the version code does not match the version of the storage means, and an update code exists in the received information, it is displayed that detailed information on the facility has been updated. Information receiving device. 6. The display control means according to claim 4, wherein said display control means displays, on said display means, an expiration date of said storage means based on said expiration code when said reception information includes said expiration code. An information receiving apparatus characterized in that the information is received.