WO1993013622A1 - Appareil photographique electronique - Google Patents

Appareil photographique electronique Download PDF

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Publication number
WO1993013622A1
WO1993013622A1 PCT/JP1986/000479 JP8600479W WO9313622A1 WO 1993013622 A1 WO1993013622 A1 WO 1993013622A1 JP 8600479 W JP8600479 W JP 8600479W WO 9313622 A1 WO9313622 A1 WO 9313622A1
Authority
WO
WIPO (PCT)
Prior art keywords
signal
image
unit
recording
electronic camera
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/JP1986/000479
Other languages
English (en)
Japanese (ja)
Inventor
Takao Kinoshita
Yoshiyuki Takishima
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to US07/054,590 priority Critical patent/US4901160A/en
Anticipated expiration legal-status Critical
Publication of WO1993013622A1 publication Critical patent/WO1993013622A1/fr
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H04N5/77—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera

Definitions

  • the present invention relates to an electronic camera, that is, an electronic camera having a recording unit using a non-solid memory such as a disk as a recording means, in particular, an electronic camera for recording an optical image electronically. It is about
  • Conventional devices of this type include an imaging unit that converts a light image into an electric signal, and a disk recording unit that records the electric signal electronically or magnetically. I was
  • the recording disk and the disk drive that drives it have a certain size, and have a limit to reducing the size of the entire camera.
  • the present invention provides an image pickup unit including an image pickup device and solid-state memory means for recording at least one screen of an image signal from the image pickup device.
  • An external recording unit including non-solid memory means is provided separately, and the imaging unit and the external recording unit are mounted on a detachable electronic camera, and audio information recorded on the solid memory means is provided. It is characterized by having a voice pickup means for obtaining the sound.
  • FIG. 1 is a block diagram showing a configuration of an embodiment of an electronic camera according to the present invention.
  • the electronic camera of the present embodiment basically uses the imaging unit 1 and the disk recording unit 2.
  • reference numeral 3 denotes a lens
  • 4 denotes an image pickup device which forms a light image from the lens 3 and converts the light image into an electric signal to obtain an image signal. It consists of other well-known imaging means such as a camera tube.
  • Reference numeral 5 denotes a signal processing circuit for processing an image signal from the image sensor.
  • the 6 is an A / D connector
  • 7 is a frame for recording one frame period of the digitized image signal from the A / D connector Taka A. It is memory.
  • Frame memory 7 may be used as a field memory if necessary.
  • the frame memory 7 is preferably a volatile DHAM D, and therefore, a switching switch 8 is provided between the A / D controller 6 and the frame memory 7.
  • Numeral 9 denotes a DZA connector, which converts the digitized image signal read from the frame memory 7 into an analog signal. .
  • a monitor 10 displays the image signal as a visible image.
  • S5X Reference numeral 1 denotes a second switching switch.
  • the contact “a” is turned “ON”, an image is picked up by the image pickup device 4 and is continuously sent through the signal processing circuit 5.
  • the raw image signal is sent to the monitor TO for D display. In this case, the monitor-10 acts as a camera finder.
  • the image signal of the frame memory 7 is sent to the monitor 10 via the DZA converter 9 and is sent to the monitor 10. ⁇ 1 It is displayed on 0.
  • Reference numeral 14 denotes a system controller. The switching of the contact of the switching switch 8 and the contact of the second switching switch 11 is performed by the release switch ⁇ 5. Control according to the given timing.
  • the system controller 14 is also driven by the clock from the clock generator 13.
  • 16 is a main switch, which controls the start and stop of the system controller.
  • Reference numeral 17 denotes a power supply
  • reference numeral 18 denotes a power switch. Electric power from the power supply 17 is supplied to each device of the imaging unit 1 and the disk recording unit 2.
  • the processing circuit performs signal processing for supplying an image signal on the frame memory 7 as an analog signal at the DZA converter to a recording disk described later. ..
  • the disk medium 20 is a recording disk.
  • a magnetic sheet is used, but another medium, an optical recording medium, or a magneto-optical recording medium may be used.
  • Reference numeral 22 denotes a recording / reproducing amplifier, which is used for amplifying a signal when recording a signal on the magnetic disk 20 and amplifying a signal when reproducing a signal described later.
  • the digital signal when recording the signal, the digital signal can be recorded as it is without converting the image signal into an analog signal by the DZA converter 9. .
  • the signal to be recorded is supplied directly to the disk recording unit 2 without passing through the DZA converter 9.
  • the signal processing necessary for processing the DC component in the signal is performed by the recording signal processing circuit 18. Then, the FM modulator 21 can be omitted. Recording image signals using digital signals provides better image quality and simplifies equipment than recording using analog symbols.
  • Reference numeral 23 denotes a recording / playback head, which is used to transfer signals to and from the recording disk 20.
  • Reference numeral 24 denotes an FM modulator for demodulating the FM signal of the reproduction signal from the recording / reproducing amplifier 22.
  • the analog image signal output from the FM modulator is a power camera signal of the imaging unit 1. It is supplied to the processing circuit 5. Therefore, the reproduced signal reproduced from the recording disk 20 can be displayed on the monitor 10 similarly to the image signal from the image sensor 4.
  • Reference numeral 32 denotes a microphone
  • reference numeral 33 denotes an audio processing circuit for performing processing such as time axis compression of the audio signal from the microphone 32.
  • Reference numeral 34 denotes a speaker for correcting an audio signal.
  • an audio signal can be recorded together with an image signal.
  • the audio signal picked up by the microphone 32 is time-axis-compressed by the audio processing circuit 33, and the same as the image signal from the image sensor 4. It is converted into a time axis compressed audio signal in the frequency band.
  • This time-base compressed audio signal contains the same amount of information as a long-time audio signal in a short time.J3, this signal is a digital signal by the AZD converter 6. And is recorded in frame memory 7.
  • this time-axis compressed audio signal is transcribed to the recording disk 20 in the same manner as in the case of the image signal.
  • the FM demodulator 24 ⁇ outputs as the time-axis compressed audio signal, and the signal is expanded in the time-base by the playback signal processing circuit 34. Is restored to an audio signal with the same bandwidth and normal time length, and a new paper Played on 3 4.
  • the microphone 32 and the monitor 10 may be provided in either the image pickup unit 1 or the disk recording unit 2 or both. Not to mention things.
  • FIG. 2 shows the outer shape of the electronic camera of the present invention, and the respective parts are indicated by the same numbers as those in the block diagram of FIG.
  • reference numeral 25 denotes a jump including a contact 26 for electrically connecting the imaging unit 1 and the disk recording unit 2.
  • the electronic force lens of the present invention operates as follows because it is configured as described above.
  • Step Temple 1 the main switch 16 is set to be "in order to enable the system controller 14 to operate.”
  • step # 2 the power switch 18 is set to "ON", and the switching switch 8 and the second switching switch 11 are connected to the contact a.
  • step # 2 power from the power supply 17 is supplied to each part, and each part starts operating.
  • the synchronization signal is generated by the clock signal from the clock generator 13. 3 As shown in Figure (), the vertical synchronization signal VD is generated every frame period V.
  • the generation period of the vertical synchronizing signal VD is set to 1 / 2V.
  • step # 3 if the release switch 15 is set to 10 "on 1 " as step # 3, the system controller 14 is driven and the vertical synchronization is performed.
  • the signal VD is supplied to the switching switch 8 and the second switching switch 11.
  • step # 4 when the vertical synchronizing signal VD falls (step # 4), the switching switch is switched.
  • the contact of the switch 8 and the second switching switch T1 is switched to the b side (step 5), so that the signal data on the frame memory 7 is changed.
  • the image is circulated through the contact b, the image is fixed and a so-called freeze image is obtained, the frozen image being a second switching switch.
  • the monitor 10 It is supplied to the monitor 10 via the contact b of 1 1 and displayed. 0 At the same time, the data is sent to the disk recording unit 2 via the DZA comparator 9, and the frozen image for one frame is recorded on the recording disk 20.
  • step # 6 If you want to take another image again, press release switch 15 again (step * 6), and step # 1 will end. Return to Again, release 1 5 new paper ⁇ If it is set to “ON”, the screens are sequentially recorded in the recording disk 20 while the operations are sequentially performed in the procedure described above.
  • the memory capacity of the frame memory 7 is a very limited number of frames, but if the memory capacity increases dramatically in the future, more than tens of images will be recorded. You can do it.
  • the recording disk 23 since the image recorded on the recording disk 23 can also be displayed on the monitor 10 via the signal processing circuit 5, the recording disk 23 You can also observe the image stored in the camera.
  • the force camera is divided into the imaging unit 1 and the disk recording unit 2 and the image and the time axis are temporarily compressed in the frame memory 7 and then temporarily compressed. After storing the recorded audio signal, the image signal and the audio signal are transferred to the disk recording unit 2, so that the start-up timing of the recording disk 23 is reduced. You may miss out on the evening.
  • the imaging unit 1 can be configured to be small and lightweight, the signal from the imaging device 4 must be used to reduce the peak power in order to reduce the power load on the imaging unit 1. It is possible to read the data at a low speed and insert it into the frame memory 7, so it is possible to use batteries of the same capacity as before.)) I can do it.
  • the image pickup unit 1 and the disk recording unit 2 are connected, and the image and sound recording disk 18 of the frame memory 7 are stored. Transcription to can be done at normal speed.
  • FIG. 4 shows the second embodiment. Since the portions denoted by the same reference numerals as those in FIG. 1 operate in the same manner as in the first embodiment, the description will be repeated. Although some of the necessary circuits shown in detail in FIG. 1 are not shown, the configuration of the imaging unit 1 is the same as that of the first embodiment. You.
  • FIG. 5 shows an external view of the second embodiment.
  • reference numeral 27 denotes an output terminal for outputting an image signal to and from the outside, and the same image signal displayed on the monitor ⁇ to 10 by the cable 28 is used as the output terminal. ) And play it back on the TV monitor 29.
  • the image on the frame memory 7 of the imaging unit 1 is displayed on the disk 23.
  • the purpose is to select whether or not to record the information. For example, pressing lightly moves to the next image of frame memory 7 without being transferred, and pressing it strongly presses frame memory 7
  • the imaging unit 1 and the disk recording unit 2 are connected, the contents of the frame memory 7 of the imaging unit are automatically transcribed to the fifth order in order. Is also good. At that time, It is easy to increase and display the number of recordable images in the memory 7.
  • a wire connection or a wireless connection may be used.
  • the monitor 10 is provided in the disk recording unit 2.
  • the reproduction signal processing circuit 31 processes the reproduction image signal from the FM demodulator 24, the image signal on the frame memory 7 from the DZA comparator 9, and the signal processing circuit 5. through the cormorants I was ho force the supplying input image signal Kyoawase imaging element 4 1 0 to the monitor -1 0 Contact good beauty output terminal 2 7, the time base expansion time warp audio signal Also do.
  • FIG. 6 is a block diagram of the embodiment of FIG. 3, and FIG. 7 is an external view. Portions denoted by the same reference numerals are the same as those of the other embodiments.
  • Reference numeral 36 denotes a member for connecting the image pickup 1 and the telephone 35
  • reference numeral 37 denotes a contact group C "for electrical connection.
  • Reference numerals 38 and 39 denote terminals for interfacing with the telephone receiver 40, respectively, and are connected to the voice couplers 41 and 42 connected to the receiver 40, respectively. .
  • the telephone transmission section 35 has a terminal '43 for data input / output, and controls the memory 7 via the transmission signal processing circuit 44. Then, the data of the image signal 25 in the frame memory 7 can be output.
  • the display for the microcomputer, the printer and the disk memory can be used in a well-known manner, even with a general microcomputer terminal.
  • the audio signal from the microphone 32, the image signal from the image sensor 4, the image signal recorded in the frame memory 7, and the time-base compressed audio signal are transmitted by the transmission signal processing circuit.
  • the signal is modulated by the modulation / demodulation circuit 45 through 44, converted into a carrier signal, and transmitted via terminals 38 and 39 via telephone.
  • terminals 38 and 39 are used.
  • the signal is input to the modulator, demodulated by a modulation / demodulation circuit 45, converted to a base band, and arrives at the imaging unit 1 via a transmission signal processing circuit 44.
  • the imaging unit 1 records the image data in the frame memory 7, and then records and displays the image as described above.
  • solid-state memory non-mechanically performs access for recording and reproduction], and includes magnetic bubble memory and the like.
  • non-solid memory is memory that performs access for recording and playback mechanically, and includes VTRs.
  • the imaging unit having the frame memory and the disk recording unit are provided separately, It has the following effect.
  • a camera that captures an optical image that is, the imaging unit can be made compact.
  • FIG. 1 is a block diagram of a first embodiment of the present invention
  • FIG. 3 is a flow chart and waveform diagram showing the operation
  • FIG. 4 is a block diagram of the embodiment of FIG.
  • Figure 5 shows the external view
  • FIG. 6 is a block diagram of the third embodiment
  • Fig. 7 is the external view.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)

Abstract

Appareil photographique électronique enregistrant électroniquement une image visuelle à l'aide d'une mémoire non solide. L'appareil comporte un élément de visualisation, une unité de visualisation et une unité externe d'enregistrement. L'unité de visualisation comporte une mémoire solide qui stocke au moins une trame de signaux visuels communiqués par l'élément de visualisation; l'unité d'enregistrement externe comporte une mémoire non solide et un dispositif de réception en phonie permettant d'obtenir des informations audio devant être enregistrées dans une mémoire non solide. L'unité de visualisation et l'unité d'enregistrement externe sont détachables l'une de l'autre.
PCT/JP1986/000479 1985-09-13 1986-09-13 Appareil photographique electronique Ceased WO1993013622A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US07/054,590 US4901160A (en) 1985-09-13 1986-09-13 Electronic camera

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60201745A JPH0822043B2 (ja) 1985-09-13 1985-09-13 電子カメラ
JP60/201745 1985-09-13

Publications (1)

Publication Number Publication Date
WO1993013622A1 true WO1993013622A1 (fr) 1993-07-08

Family

ID=16446237

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP1986/000479 Ceased WO1993013622A1 (fr) 1985-09-13 1986-09-13 Appareil photographique electronique

Country Status (2)

Country Link
JP (1) JPH0822043B2 (fr)
WO (1) WO1993013622A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0777422B2 (ja) * 1987-10-16 1995-08-16 キヤノン株式会社 画像通信方法
JPH01176167A (ja) * 1987-12-29 1989-07-12 Canon Inc 情報信号記録システム
US5134487A (en) * 1989-11-06 1992-07-28 Canon Kabushiki Kaisha Using common circuitry for different signals

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5744374A (en) * 1980-08-29 1982-03-12 Minolta Camera Co Ltd Electrophotographic camera
JPS58182964A (ja) * 1982-04-21 1983-10-26 Olympus Optical Co Ltd 着脱ユニツト式電子写真装置
JPS58218004A (ja) * 1982-06-10 1983-12-19 Fuji Photo Film Co Ltd 電子スチルカメラの音声記録方法および装置

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Publication number Priority date Publication date Assignee Title
SE400690B (sv) * 1976-02-02 1978-04-03 Philips Svenska Ab System for upptagning, lagring och atergivning av tv-bilder
JPS54140510A (en) * 1978-04-23 1979-10-31 Canon Inc Image information recording and reproducing apparatus
JPS5717272A (en) * 1980-07-04 1982-01-28 Nippon Kogaku Kk <Nikon> Electronic camera
JPS5778285A (en) * 1980-10-31 1982-05-15 Nippon Kogaku Kk <Nikon> Electronic camera
JPS57124364A (en) * 1980-12-10 1982-08-03 Marukamu Guregorii Kiyamuberu Electrophotographic system
JPS58108882A (ja) * 1981-12-23 1983-06-29 Sony Corp 電子カメラ
JPS58220583A (ja) * 1982-06-16 1983-12-22 Sony Corp 静止画記録装置
JPS59188A (ja) * 1982-06-24 1984-01-05 シャープ株式会社 携帯型汎用電子装置
JPS5917772A (ja) * 1982-07-21 1984-01-30 Canon Inc 撮像システム
JPS59107684A (ja) * 1982-12-13 1984-06-21 Hitachi Ltd 電子カメラ装置
JPS59221188A (ja) * 1983-05-31 1984-12-12 Nippon Kogaku Kk <Nikon> デイジタル記録電子スチルカメラ
JPS6098155U (ja) * 1983-12-10 1985-07-04 ソニー株式会社 静止画像記録装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5744374A (en) * 1980-08-29 1982-03-12 Minolta Camera Co Ltd Electrophotographic camera
JPS58182964A (ja) * 1982-04-21 1983-10-26 Olympus Optical Co Ltd 着脱ユニツト式電子写真装置
JPS58218004A (ja) * 1982-06-10 1983-12-19 Fuji Photo Film Co Ltd 電子スチルカメラの音声記録方法および装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EIZO JOHO, Vol. 15, No. 22, pages 19-23, 15 November 1983. *

Also Published As

Publication number Publication date
JPS6262676A (ja) 1987-03-19
JPH0822043B2 (ja) 1996-03-04

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