JPH06245121A - Electronic still camera device - Google Patents

Abstract

PURPOSE: To allow the electronic still camera itself to reproduce a picked-up picture and to send a picture signal.

CONSTITUTION: A reproduction circuit is built in an electronic still camera main body 1 so that a picture reproduced by the reproduction circuit is displayed on a monitor 2 provided to the main body. Furthermore, a transmission unit 3 is mounted onto the main body 1 to use the transmission unit 3 to send a picture signal. Moreover, the transmission unit is mounted removably, then the signal is sent by various transmission standards.

COPYRIGHT: (C)1994,JPO&Japio

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates, together with the image data can display playback to reproduced image, an electronic still camera capable of transmitting image data.

[0002]

BACKGROUND OF THE INVENTION Electronic still camera for recording a still image on a recording medium such as a magnetic disk, without the need for chemical treatment such as development, it is possible to directly monitor the instantaneous recording image reproduction. For this reason, it is particularly suitable camera for the business of news photographs of the breaking of the life. Also,
Electronic still camera, since a higher resolution than the video camera for recording a still image is required, generally 300,000 to 40 million pixels from the pixel density of the CCD image pickup element is used.

[0003] shows the conventional electronic still camera in FIG.
3 (a) is a perspective view seen obliquely from the front, Fig. (B)
Is a perspective view seen obliquely from behind. In this figure, 2
0 electronic still camera main body, 21 is an optical viewfinder, 22 lens for forming an image on the imaging device, 23 is a shutter for capturing the still image, the display unit 24 to such shooting information is displayed, 25 a magnetic disk insertion port.

[0004] electronic still camera 20 shown in FIG. 3 by pressing the shutter while looking at the viewfinder 21, the lens 22
Image signal projected on the imaging element such as a CCD through is
Captured at the timing when the shutter 23 is pressed, the captured image signals, is subjected signal processing to record an image signal captured in the magnetic disk inserted into the disk insertion opening is recorded.

[0005] The shooting information and the shooting and the number of frames, etc. were at the time of shooting are displayed on the display unit 24. This reproduces the image captured by the electronic still camera in the monitor is a need for an apparatus for displaying the picture signals from the magnetic disk, an overview of the monitor playback system in FIG.

[0006] In FIG. 4, 20 is an electronic still camera,
30 magnetic disk images photographed by the electronic still camera 20 is recorded, 40 reproducing apparatus for reproducing images recorded on the magnetic disk 30, 50 is a display device for displaying an image reproduced by the reproducing apparatus 40, 60 is a telephone for transmitting an image reproduced on the telephone line.

[0007] In the system shown in FIG. 4, to display the image captured by the electronic still camera 20 to monitor,
Set in the reproducing apparatus 40 retrieves the magnetic disk 30 from the electronic still camera 20. Then, it may be displayed an image on the display device 50 reproduces the image recorded from the magnetic disk 30 by operating the playback device 40. When there is a need to send from a remote location in order to use the captured image to the press or the like, the reproduced image signal, for example, via a telephone 60 and converted into a signal that can be transmitted on the telephone line to the exchange Okuridase towards.

[0008]

[SUMMARY OF THE INVENTION However, since the reproducing apparatus 40 and the display device 50 in the reproducing system shown in FIG. 4 are separated respectively, together with the connection between the devices is complicated, their operation becomes complicated, can take advantage of immediacy with the electronic still camera has a problem that it is difficult. Accordingly, the present invention is possible monitor the reproduced image immediately, and its object is to provide an electronic still camera capable of transmitting image signals.

[0009]

The electronic still camera main body SUMMARY OF THE INVENTION together to incorporate a reproduction function, comprising an indicator for monitor for displaying the reproduced reproduction image, further, the two-way various transmission standards body to be exchangeably mounted a transmission unit capable of transmitting.

[0010]

[Action] The image photographed by the electronic still camera it is possible to monitor the number of people on the spot, it is possible to transmit image signals from the electronic still camera using the line such as a telephone. Furthermore, since the replaceable transmission unit with can transmit image signals to a computer or printer, etc., you can use the network such as a LAN.
Further, since the transmission unit is a two-way, it is possible to display the image signal transmitted from the outside to the monitor, can be recorded on the recording medium.

[0011]

The electronic still camera according to the embodiment of EXAMPLES The invention is shown in FIG. In Figure 1, 1 is an electronic camera main body, the monitor 2 to the role of the display and viewfinder of the reproduced image, the bidirectional transmission unit for transmitting the image signal 3, the eject button to remove the transmission unit 4, 5 transmission unit 3 operation panel for operating the, operation buttons for operating the playback function 6, 7 a shutter, 8 is a spigot to insert a recording medium such as a memory card.

[0012] to shoot in the electronic still camera 1 is shown in Figure 1, the photographer determines the composition while looking at the screen of the monitor 2,
Press the shutter 7. At this time, the CCD in the projected image which is an image pickup device not shown on the screen of the monitor 2 are projected. The monitor 2 undulating freely is fixed to the main body 1 can be set to any angle. Also,
The monitor 2, for example, can be composed of display of the liquid crystal (LCD).

[0013] The captured image is recorded on the recording medium, which is inserted in the recording medium insertion port 8. After shooting, when you want to see the captured image by operating the operation switch 6 provided on the upper surface of the main body, it is possible to Projects to monitor reproduces the image recorded on the recording medium.
The operation switch 6, one frame reproduction, frame back feed piece, and an operation button of the continuous reproduction and the like.

[0014] In addition, when you want to transmit the captured image,
The transmission unit 3 is inserted into the mounting portion provided beside the body 1,
The image signal may be Okuridase the transmission line (not shown) via a transmission unit 3. At this time, the operation of the transmission unit 3 is performed by operating the operation button of the transmission unit control panel 5 provided in one rear body. The transmission unit 3, are prepared the units of different transmission standards, it may be Sashikaere according to the transmission standard used. Therefore, the transmission unit 3 is adapted to be able to take out by pressing the eject button 4.

Furthermore, when the image signals from the transmission line (not shown) has been transmitted may Projects received and reproduced at an internal body 1 on the monitor 2 by the transmission unit 3. Also it has been also be able to record the image signal transmitted to the recording medium.

[0016] shows a block diagram of an electronic still camera shown in FIG. 1 in FIG. 2, portions of the same reference numerals as FIG. 1 are the same parts. In this figure, the monitor 2 to the role of the display and viewfinder of the reproduced image, the transmission unit that transmits the image signal 3, the image pickup device constituted by the CCD 10, an image signal is received by the image sensor 10 11 processing the signal processing circuit, 12 is recorded by compressing an image signal, the compression expansion circuit for expanding the time of reading, recording the readout circuit or read from the recording medium 14 to record on the recording medium 14 is 13, 15 transmission unit 3 in switch for supplying select an image signal and the received image signal to be transmitted, 16 is reproducing circuit for reproducing an image signal.

[0017] In FIG. 2, the image signal projected on the CCD10 is applied to the signal processing circuit 11, gamma (gamma)
Signal processing of the separation or the like of the correction and the luminance signal and the chrominance signal. After output of the signal processing circuit 11 is converted is applied to the decompression circuit 12 into a digital signal, for example, compressed to the data amount of 1/10. The compressed image data, by recording the read circuit 13 at the timing pressed the shutter, is recorded on the recording medium 14.

Further, the output signal of the signal processing circuit 11 is also applied to the reproducing circuit 16, the image signal reproducing circuit 16 is an image projected from the monitor 2 are reproduced in CCD10 Projected. When you want to see the captured image is recorded readout circuit 1 image data recorded on the recording medium 14
Read by 3 is applied to the decompression circuit 12. With the image data read out is decompressed by the decompression circuit 12 is converted into an analog signal by further image signal is reproduced on the monitor 2 by the reproducing circuit 16 is applied,
Reproduced image is projected on the monitor 2.

[0019] When transmitting to use pictures to news photographs reads the image data to be transmitted from the recording medium 14 by switching the switch 15 to the contact b side at the recording readout circuit further expanded by the compression and expansion circuit after,
And forming a transmission unit 3 applies the image signal to the transmission unit 3 via a switch 15 to a signal form transmission standards and sends to the transmission line.

Further, take out the image projected on the CCD10 from the signal processing circuit 11 may be sent out to the transmission path 3 by applying an image signal via the switch 15 to the transmission unit 3. Then, when the image data is transmitted from the transmission path, switching the switch 15 to a contact side, the image signal received by the transmission unit 3 is applied to the recording readout circuit 13 through the switch 15, this by recording the read circuit 13 can be recorded on the recording medium 14. Further, switching the switch 15 to the contact b side, the image signal received by the transmission unit 3 is applied to the reproducing circuit 16 via the switch 15, the reproduced image signal is projected on the monitor 2.

[0021] Incidentally, it is possible to connect to a digital line telephone or ISDN etc. The use of modem as the transmission unit 3. Also, SCSI as the transmission unit 3
(Small Computer System In
With units of transmission standards Terface) PC can be transmitted to the hard disk or a printer. Furthermore, it is possible to transmit image signals with a local area network (LAN) Using units Ethernet transmission standard as the transmission unit 3.

[0022] Then, an image signal of halftone can be transmitted if the transmission of the image signal by performing binarization dither method. Moreover, the image signal because it can be received using the FAX, it is possible to receive an image signal without preparing a dedicated receiver. Although recorded in the recording medium is converted into digital data in the above description, may be recorded analog signal into a recording medium without being converted into digital data.

[0023]

While preferred embodiments of the present invention is configured as described above, with the image photographed by the electronic still camera can be monitored by a number of people on the spot, from the electronic still camera using the line such as a telephone it is possible to transmit image signals. Further, it is possible to transmit image signals to a computer or printer, since the replaceable transmission unit, LAN
Network etc. can be used. Further, since the transmission unit is a two-way, it is possible to display the image signal transmitted from the outside to the monitor, can be recorded on the recording medium.

BRIEF DESCRIPTION OF THE DRAWINGS

1 is a perspective view of an electronic still camera of the present invention.

2 is a block diagram of an electronic still camera of the present invention.

3 is a perspective view of a conventional electronic still camera.

4 is a diagram showing a reproducing system for reproducing a conventional still image.

DESCRIPTION OF SYMBOLS

1,20 body 2 monitor 3 transmission unit of the electronic still camera 4 eject button 5 transmission unit control panel 6 operation switches 7,23 shutter 8 recording medium insertion slot 21 viewfinder 22 lens 24 display unit 25 magnetic disk insertion port 30 a magnetic disk 40 reproducing device 50 display device 60 telephone

Claims (5)

[The claims]
1. And 1. A recording unit for recording the still image data captured in the recording medium, a reproducing unit for reproducing the recorded image data, a monitor for displaying the image reproduced and displays the screen at the time of shooting, and a transmission unit for transmitting the recorded image data, the electronic still camera apparatus in which the transmitting unit is characterized in that it is replaceably mounted according to the transmission standard.
2. 2. The electronic still camera according to claim 1, characterized by using a memory card as the recording medium.
3. 3. An electronic still camera apparatus according to claim 1, characterized by using an optical disk as the recording medium.
4. 4. constitute the transmission unit to be two-way transmission, receiving and reproducing image data sent from the external, characterized in that the reproduced image so as to display on the monitor electronic still camera apparatus according to any one of claims 1 to 3.
5. 5. constitute the transmission unit to be bidirectional transmission, according to claim 1 which receives the image data sent from the external, the image data is characterized in that so as to record on the recording medium electronic still camera apparatus according to any one of to 3.