JPH10155141A - Information transmitter - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an information transmitter with miniaturization and improved operability that is applicable to a portable radio television receiver or the like. SOLUTION: The transmitter main body 101 is provided with an eye-contact display means 102 that recognizes a display content in a contact state of eyes with a display image in an opening/closing enable way, and the display means 102 is placed in the vicinity of the eyes of the user 105 in the operating state. Furthermore, a transmission video image and a received video image are synthesized and displayed on a screen of the eye-contact display means 102. On the other hand, an audio generating means 104 is provided to the transmitter main body 101 while being contained in the inside and placed in the vicinity of an ear of the user 105. Then two camera heads 107a, 107b to obtain the transmission video image are provided removably to the transmitter main body 101.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an information transmission apparatus applied to a television telephone, a portable radio television telephone, and an image recording / reproducing apparatus.

[0002]

2. Description of the Related Art In recent years, with the progress of mobile communication technology and image transmission technology, various functions have been added, such as a television telephone device capable of talking while seeing the face of a partner and a portable telephone device capable of talking outdoors. Telephone devices are widely used.

Therefore, for example, by combining the functions of a television telephone device and a portable telephone device, a telephone call can be made while looking at the other party's face, and a telephone call can be made in a public environment such as outdoors or underground shopping malls or in a moving car. There are portable wireless television telephone devices.

[0004] This portable radio videophone device (hereinafter simply referred to as a portable TV phone device) 1000 has, for example, a configuration as shown in FIG.
01, a transmission / reception circuit, an image processing circuit, and the like (not shown) necessary for wirelessly transmitting and receiving information such as a television signal (video signal) and a telephone audio signal (audio signal) are incorporated.

The portable TV telephone apparatus 1000 includes a transmitting / receiving antenna 1002 for wireless transmission, a camera 1003 for capturing a user's image, a microphone (microphone) 1007 for capturing a user's voice, and a transmitting / receiving antenna 1002. A liquid crystal display (LCD: Liquid Crystal Display, hereinafter simply referred to as a display) 1005 for displaying the received image from the other party on the screen, and a speaker for outputting the sound from the other party received by the transmitting / receiving antenna 1002 1004 and an operation unit 1006 provided with a plurality of operation buttons for operating a TV phone function and the like.

[0006] In the portable TV telephone apparatus 1000 as described above, first, when the user operates the operation unit 1006 to start a call with the other party, the user's video and audio are transmitted to the camera 1003 and the microphone. After being received by the image processing circuit 1007 and subjected to predetermined processing by the above-described image processing circuit, transmission / reception circuit, or the like, the image data is wirelessly transmitted to the partner by the transmission / reception antenna 1002.

[0007] Also, video and audio from the other party are wirelessly received by the transmitting / receiving antenna 1002 and are subjected to predetermined processing by the image processing circuit and the transmitting / receiving circuit. At the same time, sound is output from the speaker 1004.

As described above, the portable TV telephone apparatus 1000 is adapted to simultaneously transmit video and audio information by radio.

[0009]

However, the above-mentioned portable TV telephone apparatus 1000 has the following problems.

First, as a first problem, the display 10
If the user does not look at the screen of the display 1005 at a certain distance, such as when talking while viewing the video of the other party displayed on the screen 05, the video displayed on the screen is difficult to confirm. Therefore, when trying to talk while keeping an eye on the screen of the display device 1005, the ears are separated from the speaker 1004, and it is difficult to hear the sound from the other party due to ambient noise and the like. Even if an audio earphone is connected to the apparatus main body 1001 with a cable, and the audio earphone is attached to the ear to listen to the sound from the other party, the cable may interfere when operating the operation unit 1006. Problem arises.

Therefore, in order to solve the first problem described above, with the earphone attached to the speaker 1004, the display 10
If the display screen 05 is configured to be displayed, the speaker 1004 protrudes from the apparatus main body, and the size of the apparatus increases.

[0012] Next, as a second problem, while the user is looking at the display 1005, the outside scene cannot be checked at the same time. For example, when used outdoors, the user could not know the danger of an oncoming car or the like. For this reason, the user could not talk with confidence.

Next, as a third problem, the user must
The user must always look at the display 1005, and the images that can be sent to the other party are limited to only the images of the user.

A fourth problem is that the photographing camera 1003 is fixedly provided, so that the photographing range is limited. For this reason, it was not possible to perform photographing from a special position such as a low angle or a high angle.

[0015] A fifth problem is that one camera 1003 cannot photograph a plurality of subjects such as a user and a document while switching between them.

Next, as a sixth problem, when sending the user's own image to the other party, for example, it is conceivable to photograph the user via a mirror and send the image. The other side had been sent a video with the left and right reversed. Similarly, when shooting is performed with the camera 1003 upside down, an image that is upside down has been sent.

As a seventh problem, the display 1
Since 005 displays only the video from the other party on the screen, the user cannot confirm the video currently being shot.

Therefore, the portable TV telephone apparatus 1000 shown in FIG. 18 has the first to seventh problems as described above, so that operability cannot be improved and the apparatus can be downsized. I couldn't plan.

Accordingly, the present invention has been made to eliminate the above-mentioned disadvantages, and is suitable for application to a television telephone, a portable radio television telephone, an image recording / reproducing apparatus, and the like. It is an object of the present invention to provide an information transmission device capable of improving the performance and reducing the size of the device.

[0020]

According to a first aspect of the present invention, a video signal obtained by photographing with a camera means and an audio signal obtained by an audio capturing means are simultaneously transmitted, and the received video signal is displayed on a display means. An information transmission device for displaying a screen on the screen and outputting a received voice signal as voice by voice generation means, wherein the display means includes an eyepiece display means capable of recognizing a display content by viewing the display screen. Features. According to a second aspect of the present invention, a video signal obtained by photographing by the camera means and an audio signal obtained by the audio capturing means are simultaneously transmitted, and the received video signal is displayed on the screen by the display means and the received video signal is displayed on the screen. An information transmission device for outputting an audio signal by audio generation means,
The display means is characterized by including eyepiece display means capable of recognizing display contents by eye contact with the display screen, and eye separation display means capable of recognizing display contents by eye separation from the display screen. Third
According to the invention of the first or second aspect, in the eyepiece state, the optical axis of the eyepiece display means and the sound generation means or the apparatus main body are arranged in a parallel direction. In a fourth aspect based on the first or second aspect,
In the eyepiece state, the eyepiece display means is arranged near the eyes, and the sound generation means is arranged near the ears. In a fifth aspect based on the first or second aspect, the eyepiece display means is provided on the apparatus body so as to be openable and closable,
In the state where the eyepiece display means is open, the optical axis of the eyepiece display means and the sound generating means or the apparatus main body are arranged in a parallel direction, and when the eyepiece display means is closed, the light of the eyepiece display means is The shaft and the sound generating means or the apparatus main body are arranged in a vertical direction. According to a sixth aspect of the present invention, in the first or second aspect, the sound generation means can be housed inside the apparatus main body. According to a seventh aspect, in the first or second aspect,
The optical axis of the eyepiece display means and the optical axis of the camera means are in the same direction. In an eighth aspect based on the first or second aspect, the eyepiece display means includes at least one prism-type optical element having a reflection surface having an image magnification effect. The ninth invention is directed to the first aspect.
Alternatively, in the second invention, the eyepiece display means has a see-through function for simultaneously observing an outside scene including a back surface of the display screen. In a tenth aspect based on the first or second aspect, the camera means includes at least one photographing means for photographing a subject to obtain a video signal, and the photographing means is detachably provided on the apparatus body. It is characterized by. According to an eleventh aspect based on the tenth aspect, the camera means switches or combines a plurality of video signals obtained by the plurality of photographing means and outputs the video signals. In a twelfth aspect based on the first or second aspect, the camera means has an inverting function of inverting a video signal obtained by shooting. In a thirteenth aspect based on the first or second aspect, the eyepiece display means arranges any one of a video signal obtained by the camera means and a received video signal on a first screen. And a screen switching function of displaying a composite screen in which the other is arranged on the second screen and switching the arrangement of the video signal to each of the first and second screens.
In a fourteenth aspect based on the second aspect, the eyepiece display means is provided so as to be housed in the apparatus main body, and in the housed state, the eyepiece display means outputs a display screen via a predetermined optical element. , Functioning as the eye-off display means. In a fifteenth aspect based on the fourteenth aspect, the predetermined optical element includes a concave lens. In a sixteenth aspect based on the second aspect, in the eyepiece state, the optical axis of the eyepiece display means and the sound generating means or the device main body are arranged in a parallel direction,
In the eye-off state, the optical axis of the eyepiece display means and the sound generating means or the device main body are vertically arranged, and the display screen of the eyepiece display means is output via the optical system of the device body. , Characterized in that the contents of the display screen can be observed in a state where the eyes are separated. In a seventeenth aspect based on the second aspect, the camera means is arranged so as to be in the same direction as the eye line in the eyepiece state and in the same direction as the optical axis of the eyepiece display means in the eye separation state, or The photographing direction of the camera means is changed. Eighteenth
According to a second aspect of the present invention, in the second aspect, the eyepiece display means is provided on the apparatus main body so as to be openable and closable, and the photographing direction of the camera means is changed in conjunction with the opening and closing operation of the eyepiece display means. . In a nineteenth aspect based on the second aspect, the eyepiece display means is provided on the apparatus main body so as to be openable and closable, and in the eyepiece state, in the same direction as the eye line, Is characterized in that the shooting direction of the camera means is changed so as to be in the same direction as the optical axis of the eye-off display means. According to a twentieth aspect, in the second aspect, the camera means and the eyepiece display means are integrated. According to a twenty-first aspect, the information transmission device according to any one of the first to twentieth aspects is any one of a television telephone device, a portable wireless television telephone device, and an image recording / reproducing device.

[0021]

According to the first aspect of the present invention, the eyepiece display means displays a screen on which the user can bring his / her eyes closer to check the display contents. Accordingly, the eyepiece display means can be a thin openable structure or the like, and in the use state using the eyepiece display means, the sound generation means and the eyepiece display means can be respectively arranged near the ears and eyes.
According to the second aspect, the eyepiece display means displays a screen on which the user can bring the eyes closer to check the display content. Further, the eye-off display means displays a screen on which the contents displayed on the eye-eye display means can be confirmed by looking away. Thus, in the state of use using the eyepiece display means, the sound generation means and the eyepiece display means can be respectively arranged near the ears and eyes. In addition, if necessary, the eyes can be used by separating the eyes by means of an eye-off display. According to the third invention, in the first or second invention, in a use state (eyepiece state) using the eyepiece display means, the optical axis of the eyepiece display means and the sound generation means or the device main body are parallel to each other. Be placed. This allows the eyepiece display means to have an openable thin structure or the like, and in the eyepiece state, the sound generation means and the eyepiece display means can be respectively arranged near the ears and eyes. According to a fourth aspect, in the first or second aspect, in a use state (eyepiece state) using the eyepiece display means, the eyepiece display means is arranged near the eyes, and the sound generation means is placed near the ears. Be placed. This allows the eyepiece display means to have an openable thin structure or the like, and in the eyepiece state, the sound generation means and the eyepiece display means can be respectively arranged near the ears and eyes. According to a fifth aspect, in the first or second aspect, when the eyepiece display means is opened to be in a use state (eyepiece state) using the eyepiece display means, the optical axis of the eyepiece display means, the sound generation means or The apparatus main body is arranged in a parallel direction. Further, when the eyepiece display means is closed, the optical axis of the eyepiece display means and the sound generation means or the apparatus main body are arranged in the vertical direction. This allows the eyepiece display means to have an openable thin structure so that, in the eyepiece state, the sound generation means and the eyepiece display means can be respectively arranged near the ears and eyes. According to a sixth aspect, in the first or second aspect, the sound generating means is housed inside the apparatus main body according to a use state. This makes it possible to reduce the size of the device in the housed state. According to a seventh aspect, in the first or second aspect, the camera means is installed in the same direction as the optical axis of the eyepiece display means. Thereby, a subject other than the user can be photographed. According to the eighth aspect, in the first or second aspect, by employing one or more prism type optical elements for the eyepiece display means, an enlarged image is displayed on the eyepiece display means on the screen. You. Thereby, the thickness of the eyepiece display means can be reduced, and aberrations, particularly chromatic aberrations, are kept small.
You can check the video on the large screen. According to a ninth aspect, in the first or second aspect, a prism-type optical element having a reflection surface having an image magnifying effect and a prism element for external view observation correction are mounted via a half mirror. By doing so, the outside view is displayed and output from the eyepiece display means together with the display screen. Thereby, the outside scene can be observed together with the display screen. According to the tenth aspect, in the first or second aspect, one or a plurality of photographing units can be installed at various photographing positions. Thus, it is possible to perform shooting at various angles. According to an eleventh aspect based on the tenth aspect, the plurality of imaging means captures a plurality of subjects to obtain a plurality of video signals. The plurality of video signals are switched and transmitted. Alternatively, the plurality of video signals are combined and transmitted. Thereby, a plurality of screens can be switched or combined and transmitted. According to a twelfth aspect, in the first or second aspect, the video signal obtained by photographing the subject is a video signal in which the orientation of the subject is inverted vertically or horizontally by an inversion function. Sent. Accordingly, a video in a normal direction can be transmitted even when shooting through a mirror, shooting with the camera means upside down, or the like. According to the thirteenth aspect, the first or second aspect
In the eyepiece display device, in the eyepiece display means, one of the video signal obtained by the camera means and the received video signal is displayed on the first screen, and is the same as or different from the first screen size. The other is displayed on the second screen of the size. The video signals displayed on the first and second screens are switched by an image switching function.
Thereby, it is possible to simultaneously check the video shot by the user and the received video. According to a fourteenth aspect, in the second aspect, the eyepiece display means is housed in the apparatus main body, and in a use state using the eyepiece display means, a display screen of the eyepiece display means is provided via a predetermined optical element. Displayed and output. Thereby, in the use state using the eyepiece display means, the sound generation means and the eyepiece display means can be respectively arranged near the ears and eyes, the eyepiece display means is housed in the apparatus main body, and the eyepiece display means is provided. In the used state of use, the display screen of the eyepiece display means can be confirmed by looking away through the optical element. According to a fifteenth aspect, in the fourteenth aspect, the display screen of the eyepiece display means is displayed and output via the concave lens. Thus, the eyepiece display means is housed in the apparatus main body, and in a use state using the eyepiece display means, the display screen of the eyepiece display means can be checked by looking away through the concave lens. According to a sixteenth aspect based on the second aspect, in the use state (eyepiece state) using the eyepiece display means, the optical axis of the eyepiece display means and the sound generation means or the apparatus main body are arranged in a parallel direction. You. In the use state (eye-off state) using the eye-eye display means, the optical axis of the eye-eye display means and the sound generating means or the apparatus main body are arranged vertically, and the display screen of the eye-eye display means is placed It is displayed and output via the optical system. Thus, in the eyepiece state, the sound generating means and the eyepiece display means can be respectively arranged near the ears and eyes, and in the eye separation state, the display screen of the eyepiece display means is separated from the eyes via the optical element. You can check. According to a seventeenth aspect, in the second aspect, in a use state (eyepiece state) using the eyepiece display means, the camera means is arranged in the same direction as the line of sight, or the shooting direction of the camera means is the same as the line of sight. Change in the direction. In the use state (eye-off state) using the eye-off display means, the camera means is arranged in the same direction as the optical axis of the eye-off display means, or the shooting direction of the camera means is aligned with the optical axis of the eye-off display means. Change in the same direction. Thereby, the shooting direction of the camera means can be changed according to the use state. According to an eighteenth aspect based on the second aspect, the shooting direction of the camera means changes in conjunction with the opening / closing operation of the eyepiece display means. This allows
When the eyepiece display is opened and used, the shooting direction of the camera can be changed to the same direction as the line of sight. When the eyepiece display is closed and used, the shooting direction of the camera is changed by the light of the eye-off display. It can be changed in the same direction as the axis. According to a nineteenth aspect, in the second aspect,
In the state where the eyepiece display means is opened and used (eyepiece state),
The photographing direction of the camera means is changed in the same direction as the line of sight.
In a state in which the eyepiece display means is closed and the eyepiece display means is used (eye separation state), the photographing direction of the camera means is changed in the same direction as the optical axis of the eyepiece display means. Thereby, the shooting direction of the camera means can be changed according to the use state. According to a twentieth aspect, in the second aspect, the direction of the camera means changes in conjunction with the movement of the eyepiece display means. Thereby, in the use state using the eyepiece display means, the photographing direction of the camera means can be changed in the same direction as the eye line, and in the use state using the eye separation display means, the photographing direction of the camera means is displayed as the eye separation display. It can be changed in the same direction as the optical axis of the means. According to the twenty-first aspect, the effects according to the first to twentieth aspects can be imparted to any one of the videophone device, the portable wireless videophone device, and the image recording / reproducing device.

[0022]

Embodiments of the present invention will be described below with reference to the drawings.

First, a first embodiment will be described.

The information transmission apparatus according to the present invention is applied to, for example, a portable wireless television telephone set (hereinafter simply referred to as a portable TV telephone set) 100 used by a user 105 as shown in FIG. .

Here, FIG. 1 shows a portable TV telephone 1
FIG. 2 shows a state when the portable TV telephone device 100 is in use (hereinafter, also referred to as a use state or an operation state), and FIG. 2 shows a state when the portable TV telephone device 100 is not used (hereinafter, referred to as a stored state). Things. Hereinafter, the portable TV telephone device 100 will be described with reference to FIGS.

First, the portable TV telephone set 100 can communicate with the other party by wireless communication with the other party, so that a call can be made from the outside or the like. A recording / reproducing circuit and the like are built in.

As shown in FIG. 1, the apparatus main body 101 includes a finder unit 102 having a display LCD and a thin optical system for enlarging an image to be described later, a transmitting / receiving antenna 103 for wireless transmission, A sound confirmation speaker 104 for outputting sound from the side is provided, and two camera heads 107 for photographing a subject.
a and 107b are provided detachably.

Further, as shown in FIG. 2, a zoom button 112 for zooming the camera heads 107a and 107b and a recording start / stop button (hereinafter simply referred to as "recording") for recording images are provided on the apparatus main body 101. A recording button 113), a mirror inversion button 115 operated when taking a picture via a mirror or the like described later, and an operation button 116 for performing a TV phone function, video playback, and the like.
And a microphone 117 that captures the voice of the user 105, a screen switching button 118 that is operated when switching between a child screen and a parent screen, which will be described later, displayed on the viewfinder unit 102, and two camera heads 107a and 107b. A camera switching button 121 is provided for switching which of the obtained video signals is used.

The camera head 107a is a main camera head detachably provided on the upper part of the apparatus main body 101 as a standard equipment, and is for photographing a subject to be transmitted to the other party. That is, an extension cable with connector 108 is provided at an upper portion of the apparatus main body 101 by a take-up reel structure (not shown) or the like so as to be accommodated.
The connector 108a of the extension cable 108 with the connector
The camera head 107a is provided detachably.

Therefore, the extension cable with connector 108 housed in the apparatus main body 101 is pulled out, and the connector 1
The camera head 107a provided at the camera 08a can capture an object at a distant position or the like.

On the other hand, the camera head 107b is a second camera provided as an option, and is used by being attached to the apparatus main body 101 using a second camera cable 110 provided with connectors 110a and 110b on both sides. . That is, the second camera connector 109 is provided below the apparatus main body 101. Therefore, when using the camera head 107b, the camera head 107b is attached to one connector 110a of the second camera cable 110, and the other connector 110b is attached to the second camera connector 109 of the apparatus main body 101.

By adopting such a configuration, the camera head 107b can be used as required, for example, when photographing another subject simultaneously with photographing with the camera head 107a.

The finder unit 102 corresponds to the above-described FIG.
As shown in FIG.
Reference numeral 6 designates a rotatable centering on this axis in the direction of arrow A in the figure.

Therefore, at the time of use, the viewfinder unit 102 is rotated by 90 ° and opened to be in a state as shown in FIG. As shown in this figure, in this state, the finder unit 102 is
The voice confirmation speaker 104 is arranged near the ear of the user 105 near the fifth eye (hereinafter also referred to as the eyeball). When the finder unit 102 is not used, the state shown in FIG. 2 is obtained by closing the finder unit 102. As shown in this figure, when not in use, it can be housed compactly while maintaining its thin shape.

The internal structure of the finder unit 102 will be described later in detail.

As shown in FIG. 2, the sound confirmation speaker 104 is housed in a speaker housing slit 111 provided in the apparatus main body 101. When the speaker 104 is used, a speaker take-out knob 114 shown in FIG. By pulling out the voice confirmation speaker 104, the state shown in FIG. 1 is obtained.

More specifically, first, FIG.
FIG. 3B shows a state in which the audio confirmation speaker 104 is pulled out, and FIG.
4 shows a state in which 4 is stored in the speaker storage slit 111.

As shown in FIG. 3A, the sound confirmation speaker 104 is attached to the apparatus main body 101 by a speaker support lever 120, and rotates in the direction of arrow B about the speaker rotation shaft 119. It is possible.

Therefore, as shown in FIG. 3B, the voice confirmation speaker 104 can be pulled out from the speaker housing slit 111 of FIG. 2 by rotating in the direction of arrow B. .

The speaker take-out knob 114 is provided at the tip of the speaker support lever 120, and is exposed to the outside of the apparatus main body 101 even in the housed state, as shown in FIGS. 2 and 3B. It has been made like that. Therefore, the speaker 104 for sound confirmation can be pulled out by holding the exposed speaker take-out knob 114.

Next, the finder unit 1 described above is used.
02 will be specifically described.

As shown in FIG. 4, the finder unit 102 includes a display LCD 202 for displaying various information such as a received image and a transmitted image, and a display LCD 20.
2 includes a special prism 201 having a function of enlarging an image displayed on the screen (hereinafter, also referred to as an image enlarging function).

The special prism 201 is a thin optical system for enlarging an image, and includes a first optical working surface 201a, a second optical working surface 201b, and a third optical working surface 201c. The second optically active surface 201b is coated with a reflective layer such as aluminum vapor deposition.

The light path in such a special prism 201 will be described. As shown by OP1 in FIG. 4, light emitted from the display LCD 202 is first refracted and transmitted through the third optical working surface 201c. Are totally reflected by the first optical working surface 201a, and the second optical working surface 201a
The light is reflected by the reflective layer b, refracted and transmitted again by the first optically active surface 201a, and is used by a user (hereinafter, also referred to as an observer).
A light beam having a spread angle suitable for the diopter, for example, a light beam having a convergent angle or a parallel light beam is emitted to the observer's eyeball 203 side.

Note that OP1 in FIG. 4 indicates the outer end of the light ray path.

Here, the basic optical axis of the special prism 201 (a thin optical system for enlarging an image) is the eyeball 203 of the observer.
Of the display 203 and the center 202OP of the display LCD 202
And a line connecting Therefore, the display LCD 20
By moving the lens 2 in parallel along the optical axis of the special prism 201, the spread angle of the light beam OP1 with respect to the diopter of the observer can be adjusted.

In the special prism 201, the first optical working surface 201a, the second optical working surface 201b, and the third
Are three-dimensionally curved surfaces each having no axis of rotational symmetry. For example, it has a curved surface structure that includes the basic optical axis and is symmetric only on a plane parallel to the paper surface. With such a configuration, the special prism 201 corrects image performance and distortion, and is a telecentric optical system.

Further, the special prism 201 is designed to greatly reduce chromatic aberration by mainly enlarging the light using a reflection system.

By using the finder unit 102 including the above-described display LCD 202 and the special prism 201 as the eyepiece display means, even when the user is close to the finder unit 102, the user can view the image displayed on the screen. It can be checked on a large screen, and the thickness when stored is reduced.

Next, each circuit built in the device main body 101 of the portable TV phone device 100 will be described.

As shown in FIG. 4, the portable TV telephone device 100 has a camera switching circuit 216 connected to a camera head 107a as a standard main camera head and a camera head 107b as an optional second camera head. A transmission / reception circuit 214 connected to the transmission / reception antenna 103, a video recording / reproduction circuit 213 for recording / reproducing a video, and an operation switch detection circuit 20 for detecting operation states of various buttons provided on the apparatus main body 101.
9, a camera switching circuit 216, a transmitting / receiving circuit 214, a video recording / reproducing circuit 213, and an operation switch detecting circuit 209.
And a speaker 104 for audio confirmation
And main control circuit 210 connected to microphone 117, respectively.
And the video control circuit 2 controlled by the main control circuit 210
08, and an LCD drive circuit 207 controlled by the video control circuit 208.
Is the display LC of the finder unit 102 described above.
D202 is driven.

The camera head 107a includes a camera lens 204a, an image pickup device 205a on which light from the camera lens 204a forms an image, and a signal processing circuit 206a to which an output signal of the image pickup device 205a is supplied. ,
The signal processing circuit 206a is connected to the camera switching circuit 216. Further, the camera head 107b has the same configuration as that of the camera head 107a.
4b, an image sensor 205b on which light from the camera lens 204b forms an image, and a signal processing circuit 206b to which an output signal of the image sensor 205b is supplied. The signal processing circuit 206b is connected to the camera switching circuit 216. Have been.

First, the operation switch detection circuit 209 includes the zoom button 112 and the recording button 11 shown in FIG.
3. Detect the operation states of various buttons such as the mirror inversion button 115, the operation button 116, the camera switching button 121, and the screen switching button 118, and supply the detection result to the main control circuit 210.

The main control circuit 210 operates based on the detection result from the operation switch detection circuit 209 to operate the entire apparatus in accordance with a button operation by a user, such as separation processing and synthesis processing of video and audio, and operation control of each circuit. In such a manner, control processing of the sequence of the entire apparatus is performed.

Therefore, for example, when a call with the other party is started by operating the various buttons as described above, the user himself / herself (hereinafter referred to as a first subject) is actuated by the camera head 107a. ) Is photographed, and another subject (hereinafter, referred to as a second subject) such as a document or a surrounding scene is photographed by the camera head 107b.

Here, two camera heads 107 are used.
A case where two subjects are photographed using a and 107b will be described.

That is, in the camera head 107a, a light beam from a first subject (not shown) is transmitted through a camera lens 204a to a charge-coupled device (CCD: Char).
The image is formed on an image sensor 205a such as a Ge Coupled Device. The first subject image formed on the image sensor 205a is photoelectrically converted and converted into an electric signal by the signal processing circuit 206.
a. The signal processing circuit 206a includes the imaging device 2
A predetermined signal processing is performed on the electric signal from the electronic device 05a to generate a predetermined first video signal. At this time, the zoom of the camera head 107a is performed by the main control circuit 210 by the operation switch detection circuit 209, that is, by the zoom button 11
This is performed by controlling the camera head 107a in accordance with the detection result of (2).

On the other hand, similarly in the camera head 107b, the light flux from the second object (not shown)
Through the camera lens 204b, the charge coupled device (CC
D: Charge Coupled Device) and the like. The second subject image formed on the image sensor 205b is photoelectrically converted and supplied to the signal processing circuit 206b as an electric signal. The signal processing circuit 206b performs a predetermined signal processing on the electric signal from the imaging element 205b to generate a predetermined second video signal. The zoom of the camera head 107b at this time is also performed by the main control circuit 210 controlling the camera head 107b according to the detection result of the operation switch detection circuit 209, that is, the detection result of the zoom button 112.

As described above, the two camera heads 10
The first and second video signals obtained in 7a and 107b are:
It is supplied to the camera switching circuit 216.

The camera switching circuit 216 includes the main control circuit 21
0, the camera heads 107a and 107b
And switches the first and second video signals respectively supplied from the main control circuit 210 to the main control circuit 210. Therefore,
When the user operates the camera switching button 121 to designate the camera head 107a, the first video signal obtained by the camera head 107a is supplied to the main control circuit 210, and the camera head 107b is designated. In this case, the second video signal obtained by the camera head 107b is supplied to the main control circuit 210.

At this time, the voice of the user is captured by the microphone 117, and the voice signal is also supplied to the main control circuit 210.

The main control circuit 210 includes the camera switching circuit 21
A predetermined signal processing is performed on the video signal from the microphone 6 and the audio signal from the microphone 117 to generate a transmission signal for wireless transmission, and the transmission signal is supplied to the transmission / reception circuit 214. The main control circuit 210 includes a camera switching circuit 216
Is supplied to the video control circuit 208.

Note that the main control circuit 210 switches the first video signal output from the camera switching circuit 216
And the transmission signal may be generated from the synthesized video signal. Therefore, in this case, the video signal obtained by synthesizing the first video signal and the second video signal is supplied to the video control circuit 208.

The transmission / reception circuit 214 converts the transmission signal from the main control circuit 210 into a so-called radio wave which is a high-frequency signal capable of spatial propagation, and converts the radio wave into the transmission / reception antenna 1.
03 radiates into space.

The transmission / reception antenna 103 receives a radio wave transmitted from the other party.

The transmitting / receiving circuit 214 includes the transmitting / receiving antenna 1
The radio wave received at step 03 is converted into a reception signal and supplied to the main control circuit 210.

The main control circuit 210 separates the received signal from the transmission / reception circuit 214 into a video signal and an audio signal, supplies the video signal to the video control circuit 208, and converts the audio signal from the audio confirmation speaker 104 as audio. Output.

As described above, the video control circuit 208 receives two video signals, that is, the video signal transmitted to the other party as described above (hereinafter, referred to as a transmission video signal). Video signals from the other party (hereinafter, referred to as received video signals).

Therefore, the video control circuit 208 combines the transmission video signal and the reception video signal from the main control circuit 210 under the control of the main control circuit 210, and supplies the synthesized video signal to the LCD drive circuit 207.

The LCD drive circuit 207 is provided with the video control circuit 2
The display LCD 202 of the finder unit 102 is driven in accordance with the composite video signal from 08.

Accordingly, the composite video signal obtained by the video control circuit 208 is displayed on the display LCD 202.

The details of the composite image displayed on the display LCD 202 will be described later.

When the main control circuit 210 recognizes that the recording button 113 has been operated and the recording operation of the video signal has been instructed based on the detection result of the operation switch detection circuit 209, the main control circuit 210 performs the above-described operation in accordance with the operation. Video signal or received video signal or display LCD 2 obtained
A composite video signal displayed on the screen at 02 is supplied to the video recording / reproducing circuit 213.

The video recording / reproducing circuit 213 has a recording medium (not shown) such as a tape-shaped recording medium, a magnetic disk, an optical disk, and a solid-state memory.
According to the control, the video signal from the main control circuit 210 is recorded on the recording medium.

Therefore, in the recording medium of the video recording / reproducing circuit 213, a video signal transmitted to the other party, a received video signal from the other party, or a composite video signal displayed on the display LCD 202 is displayed. Will be recorded.

When the main control circuit 210 recognizes that the operation button 116 has been operated and the reproduction operation of the video signal has been instructed based on the detection result of the operation switch detection circuit 209, the video recording / reproduction is performed according to the operation. Circuit 213
Control.

Thus, the video recording / reproducing circuit 213
Reproduces the video signal recorded on the recording medium and supplies it to the main control circuit 210.

The main control circuit 210 supplies the reproduced video signal from the video recording / reproducing circuit 213 to the video control circuit 208 and the transmitting / receiving circuit 214, respectively.

The video control circuit 208 includes a main control circuit 210
And the received video signal obtained as described above is combined and supplied to the LCD drive circuit 207. Further, the transmission / reception circuit 214 transmits the reproduced video signal from the main control circuit 210 to the other party through the transmission / reception antenna 103.

Therefore, on the display LCD 202, a composite video generated by synthesizing the video signal recorded on the recording medium of the video recording / reproducing circuit 213 and the received video signal from the other party is displayed on the screen. The video signal recorded on the recording medium of the video recording / reproducing circuit 213 is displayed and transmitted to the other party.

The video signal recorded on the recording medium of the video recording / reproducing circuit 213 is not limited to the video signal recorded during the call as described above, but may be a signal recorded in advance before the start of the call. May be. Further, the information may be recorded by another device.

Next, a composite image displayed on the display LCD 202 will be described.

On the display LCD 202, for example, as shown in FIG. 5, an image in which the child screen 302 is combined with a part of the parent screen 301 is displayed on the screen. The generation of this composite video is
As described above, this is performed by the video control circuit 208.

Here, in the portable TV telephone device 100, a screen switching button 118 provided on the device main body 101 is provided.
By operating, the transmission image and the reception image are displayed on the main screen 3.
01 and the sub-screen 302 can be displayed on the screen.

For example, by operating the screen switching button 118, the transmission image is displayed on the main screen 301 and the reception image is displayed on the sub-screen 30.
In the case where an instruction is given to assign to 2, the operation switch detection circuit 209 detects the operation of the screen switching button 118 and supplies the detection result to the main control circuit 210.

The main control circuit 210 controls the synthesizing process of the video control circuit 208 according to the detection result of the operation switch detection circuit 209.

Thus, the video control circuit 208 converts the transmission video signal from the transmission video signal and the reception video signal supplied from the main control circuit 210 as described above to the parent screen 3.
In step 01, a composite video signal in which the received video signal is assigned to the child screen 302 is generated and supplied to the LCD drive circuit 207.

The LCD drive circuit 207 is a video control circuit 2
The display LCD 202 is driven based on the composite video signal from the step 08, ie, the composite video signal as shown in FIG.

Therefore, on display LCD 202, the video signal to be transmitted to the other party is displayed as parent screen 301, and the received video signal from the other party is displayed on a part of the parent screen 301 as a sub-screen. 302 will be displayed.

Further, as described above, the state where the transmission image is displayed on the main screen 301 and the reception image is displayed on the sub-screen 302 is shown as the reception image is displayed on the main screen 301 and the sub-screen 302 is displayed on the sub-screen 302. When the screen switching button 118 is operated so that the transmission video is switched to the screen display state, this operation is detected by the operation switch detection circuit 209, and the main control circuit 210
In accordance with the detection result of step 09, the image processing circuit 208 controls the synthesizing process.

Thus, the video control circuit 208 sets the received video signal on the main screen 301 and the transmitted video signal on the sub-screen 30.
2 is generated.

Therefore, the parent screen 301 and the child screen 302 displayed on the screen are switched as described above, and the display LCD 202 displays the received video signal from the other party as the parent screen 301. The video signal transmitted to the other party is displayed as the child screen 302.

Next, a case where an object is photographed through a mirror or the like will be described.

For example, when transmitting the user's self-confidence to the other party, the user talks while photographing the user's self-confidence by standing in front of the mirror and turning the camera head 107a or the camera head 107b toward the mirror. It is possible. At this time, usually, the image transmitted to the other party is an image that is mirror-imaged, and thus becomes a left-right inverted image.

Therefore, the portable TV telephone device 100
It has a mirror image reversing function, and operates the mirror reversing button 115 provided on the apparatus main body 101 to perform the mirror image reversing function.

That is, when the mirror inversion button 115 is operated so as to invert left and right when photographing through the mirror with the camera head 107a or the camera head 107b, this operation is detected by the operation switch detection circuit 209.
It is supplied to the main control circuit 210.

At the same time, a video signal obtained by the camera head 107a or 107b, that is, a left-right inverted video signal as shown in FIG. 6A, is sent to the main control circuit 210 via the camera switching circuit 216. Supplied.

The main control circuit 210 controls the camera switching circuit 2 based on the detection result from the operation switch detection circuit 209.
A predetermined signal processing is performed on the video signal from the video signal generator 16 to generate a video signal that is horizontally inverted with respect to the video signal as shown in FIG.

The video signal generated by main control circuit 210 in this way is supplied to transmission / reception circuit 214 and also supplied to video control circuit 208.

Accordingly, a video signal in a normal direction is transmitted to the other party, and a video signal in a normal direction is also displayed on the display LCD 202 on the screen.

For example, when photographing is performed with the camera head 107a or the camera head 107b upside down, the mirror inversion button 115 is operated so as to be upside down.
In accordance with the detection result of this operation, the main control circuit 210 performs predetermined signal processing on the video signal from the camera switching circuit 216 to generate a video signal that is inverted upside down with respect to the video signal. Therefore, also in this case, the video signal in the normal direction is transmitted to the other party, and the display LCD
A video signal in a normal direction is also displayed on the screen 202.

As described above, according to the first embodiment, the finder unit 102 is used by the user 105 during use.
In the vicinity of the eyes, the speaker 104 for voice confirmation is
The finder unit 102 is arranged near the ears 5 and can be stored compactly while keeping the thin shape at the time of storage. It is not necessary to use earphones to hear the voice of the user, and it is not disturbed by ambient noise. Therefore, it is possible to reliably hear the voice from the other party while checking the video from the other party. Also, a speaker 1 for voice confirmation
Since the speaker 04 is configured to be housed in the speaker housing slit 111, the size of the device in the housed state can be further reduced. Further, by using the finder unit 102 including the special prism 201 having an image enlargement function as an eyepiece display means having an open / closed thin structure, the size of the device when stored, particularly the thickness of the device, can be reduced. In addition, small characters and characters can be easily read by configuring so that an image can be confirmed on a large screen while suppressing aberrations, particularly chromatic aberration, to a small level.

Further, the camera head 107a is attached to the apparatus body 1
By being configured to be detachably provided on the camera 01, it is possible to perform shooting at various angles. For example, it is possible to shoot the camera head 107a at the user himself or to shoot a subject in a narrow space. . Further, in addition to the camera head 107a, a camera head 107b can be optionally attached, so that the two camera heads 10b can be attached.
By switching between the two video signals obtained in 7a and 107b and transmitting them to the other party, or by combining the two video signals and transmitting them to the other party, it is not limited to the user's own video. A plurality of subjects, such as a user and a document, can be transmitted by the other party.

[0104] In addition, since the image obtained by photographing with the camera head 107a or 107b is inverted up and down or left and right according to the operation of the mirror inversion button 115, for example, the image of the user himself can be displayed. Shooting via a mirror for transmission, camera head 107
Even when shooting with the camera head a and the camera head 107b upside down, a video in a normal direction can always be transmitted to the transmitting side.

The display LCD 202 of the finder unit 102 is provided with a parent screen 301 and a child screen 302, and the video transmitted to the other party and the received video from the other party are assigned to the parent screen 301 and the child screen 302. With this configuration, the user can simultaneously check the video currently being shot by the user and the video from the other party.

In the portable TV telephone device 100 described above, the special prism 201 is attached to the finder unit 102.
And the display LCD 202, but the LCD drive circuit 207 may also be built therein.

Further, in the above-described portable TV telephone device 100, two camera heads 107a and 107b are provided. However, the present invention is not limited to this, and a plurality of camera heads may be provided.

Next, a second embodiment will be described.

In the present embodiment, the configuration of the finder unit 102 of the portable TV phone 100 is
For example, the configuration is as shown in FIG.

Since the structure other than the finder unit 102 is the same as that of the first embodiment, detailed description thereof will be omitted. Further, in the finder unit 500 of FIG. 7, the same reference numerals are given to portions that operate in the same manner as the finder unit 102 of FIG. 4, and detailed description thereof will be omitted.

That is, as shown in FIG. 7, the finder unit 102 of this embodiment is different from the finder unit 102 of FIG.
1 is provided, instead of the special prism 201, two see-through prisms 501 and 502 are provided.

The see-through prism 501 is composed of a first optical working surface 501a, a second optical working surface 501b, and a third optical working surface 501c.
This functions similarly to the image enlargement function of the viewfinder unit 102. Also, the first optical working surface 5
01a, the second optical working surface 501b, and the third optical working surface 501c have the same configuration as the first optical working surface 201a, the second optical working surface 201b, and the third optical working surface 201c of FIG. The second optical working surface 50
The reflection layer 1b is a semi-transmissive mirror.

The light path of the see-through prism 501 will be described. As shown in FIG. 7, similar to the special prism 201 of FIG.
02 is first emitted from the third optical working surface 50
1c, is refracted and transmitted, is totally reflected on the first optically active surface 501a, is reflected on the reflection layer of the second optically active surface 501b, is refracted and transmitted on the first optically active surface 501a again, and It becomes a light beam having a spread angle suitable for diopter, for example, a light beam having a converged angle or a parallel light beam OP1.
It is designed to be ejected to the 03 side.

On the other hand, the see-through prism 502 is a prism for correcting the external scenery observation, and is bonded and bonded to the see-through prism 501 at the second optical working surface 501b. That is, the right side of the see-through prism 502 is
Second optical working surface 501 of see-through prism 501
It has the same curved surface as b. Further, the left surface of the see-through prism 502 (the surface opposing the second optically active surface 501b) is provided with two see-through prisms 5 bonded and bonded.
When viewed from the right side (the observer's eyeball 203 side), 01 and 502 are configured to be corrected so that the images are not distorted.

Here, since the reflection layer of the second optical working surface 501b is a semi-transmissive mirror as described above, as shown by OP2 in FIG.
2 is also emitted through the second optical working surface 501b.
, And is emitted as a light beam to the observer's eyeball 203 side.

Note that OP2 in FIG. 7 shows the outer end of the light beam path in the LCD display magnifying system. OP2 in FIG. 7 is seen through the see-through prisms 501 and 502. 3 shows the outer end of the ray path.

Therefore, as shown in FIG. 8, the observer's eyeball 203 is displayed on the display screen of the display LCD 202 including the main screen 301 and the sub-screen 302 included in the main screen.
A state in which the outside scenery 601 and the like by see-through are overlapped is captured.

As described above, in the second embodiment, the see-through prism 501 having an image magnification function and the semi-transmissive mirror of the see-through prism 501 are used.
The display screens 301 and 302 are provided by a finder unit 500 including a see-through prism 502 for correcting an external scenery observation, which is adhesively bonded by a reflective layer of the optical working surface 501b.
At the same time, the configuration in which the outside scenery 601 and the like can be confirmed allows the user to know the danger of an oncoming vehicle or the like when used outdoors, so that the user can talk with confidence. Further, since a feeling of opening can be obtained, a feeling of fatigue at the time of use can be reduced.

Next, a third embodiment will be described.

The information transmitting apparatus according to the present invention is applied to, for example, a portable TV telephone apparatus 600 used by the user 105 as shown in FIG.

As shown in FIG. 9, the portable TV telephone device 600 has the same configuration as the portable TV telephone device 100 of FIG. 1, but the portable TV telephone device 100 has camera heads 107a and 107b. On the other hand, a camera 608 is provided instead of the camera heads 107a and 107b. Further, in the portable TV phone device 600, the eye-off display lens 607 is provided in the device main body 1.
01.

Here, FIG. 9 shows the portable TV telephone device 6.
FIG. 10 shows the mobile T.
14 shows a stored state of the V telephone device 600. still,
In the portable TV telephone device 600 of FIGS. 9 and 10, the same reference numerals are given to portions that operate in the same manner as the portable TV telephone device 100 of FIGS. 1 and 2, and a detailed description thereof will be omitted.

First, the portable TV telephone apparatus 100 shown in FIG.
The points different from the above, that is, the camera 608 and the eye separation display lens 607 will be specifically described.

The camera 608 is for taking a picture of a subject to be transmitted to the other party, and as shown in FIG.
It is provided on the apparatus main body 101 so as to be rotatable in the direction of arrow C. Further, the camera 608 rotates in conjunction with the finder unit 102 to change the shooting direction, as will be described later in detail.

On the other hand, the eye-off display lens 607 is formed of a concave lens or the like, which will be described later, and in the housed state shown in FIG. ) Is provided at a position where the display screen of the finder unit 102 can be viewed. Further, even when the voice confirmation speaker 104 is pulled out as shown in FIG. 11A, the eye-off display lens 607 can be used as a voice confirmation lens as shown in FIG. Even in a state where the speaker 104 is stored, the speaker 104 is provided at a position where the speaker 104 does not overlap with the audio confirmation speaker 104. Then, as shown in FIG. 12, even in a state where the finder unit 102 is stored, the user 105 can take his / her eyes off the apparatus main body 101 and view the image displayed on the screen of the finder unit 102. Has been made.

Next, the change of the photographing direction of the camera 608 will be specifically described.

Here, FIG. 13A shows a state in which the finder unit 102 is in the housed state as shown in FIG. FIG. 6 shows a state in which the displayed image is viewed from the eye-off display lens 607 side (eye-off display state) when the apparatus main body 101 is viewed from above. FIG. 9B shows a state in which the finder unit 102 is open as shown in FIG.
The state (eyepiece display state) when the user brings his or her eyes close to the finder unit 102 and watches the image displayed on the screen of the finder unit 102 is shown in the apparatus body 10.
FIG. 1 shows a view of No. 1 from above.

As shown in FIG. 13A, a pulley 122 which rotates together with the finder unit 102 and a rotating shaft 126 of the pulley 122 are provided on the apparatus main body 101.
, Relay pulley 127, rotating shaft 128 of relay pulley 127, pulley 122 and relay pulley 12
7 and the pulley 127 for relay
A gear 124 that rotates integrally with the camera, a rotation shaft 129 of the camera 608, and a gear 125 that rotates integrally with the camera 608 are provided.
5 has a configuration in which they mesh with each other.

With the above-described configuration, in the eye-to-eye display state, the camera 608 is directed downward (in the direction of arrow D) as shown in FIG. 13A, and is displayed on the screen of the finder unit 102. It will be in the same direction as the image. That is, in this state, the shooting direction of the camera 608 and the screen display direction are the same.

On the other hand, when the viewfinder unit 102 is opened by rotating it in the direction of arrow A and the eyepiece display state is established, the pulley 122 rotates in the direction of arrow F3 with the rotation in the direction of arrow A, and in conjunction with this rotation, The belt 123 causes the relay pulley 127 to rotate in the direction of the arrow F2, and the relay pulley 127 and the gear 124 rotate integrally, so that the gear 125 meshed with the gear 124 rotates in the direction of the arrow F1. Thereby, the camera 608
Turns to the left (in the direction of arrow E) of the drawing and faces in the same direction as the user's eyes. That is, in this state, the shooting direction of the camera 608 and the user's eyes are in the same direction.

As described above, the shooting direction of the camera 608 is changed in conjunction with the opening / closing operation of the finder unit 102.

Next, the internal configuration of the portable TV telephone device 600 will be described.

As shown in FIG. 14, the portable TV telephone device 600 has the same configuration as that of the portable TV telephone device 600 shown in FIG. Is supplied directly. The camera 608 is the same as the camera head 10 shown in FIG.
The configuration is the same as the configuration of 7a and 107b, and includes a camera lens 204c, an image sensor 205c on which light from the camera lens 204c is formed, and a signal processing circuit 206c to which an output signal of the image sensor 205c is supplied. The signal processing circuit 206c is connected to the main control circuit 210.

The portable TV telephone device 600 shown in FIG.
In FIG. 4, the same reference numerals are given to the portions that operate in the same manner as the portable TV telephone device 100 in FIG. 4, and the detailed description thereof will be omitted.

In this portable TV telephone set 600, when a telephone call is started and the camera 608 takes a picture,
The video signal obtained at 08 is supplied to the main control circuit 210.

The main control circuit 210 generates a transmission signal from a video signal from the camera 608 and an audio signal from the microphone 117 and supplies the transmission signal to the transmission / reception circuit 214, and also uses the video signal from the camera 608 as a transmission video signal. It is supplied to the video control circuit 208.

The transmission / reception circuit 214 wirelessly transmits the transmission signal from the main control circuit 210 by the transmission / reception antenna 103 to the other party.

When the transmission / reception antenna 103 receives a radio wave transmitted from the other party, the transmission / reception circuit 214 converts the received radio wave into a reception signal and supplies it to the main control circuit 210.

The main control circuit 210 separates the reception signal from the transmission / reception circuit 214 into a video signal and an audio signal, supplies the video signal to the video control circuit 208 as a reception video signal, and converts the audio signal into an audio confirmation speaker. The data is output from the terminal 104 as audio.

The video control circuit 208 includes a main control circuit 210
The transmission video signal and the reception video signal from the
The composite video signal is supplied to the LCD drive circuit 207 under the control of 0.

The LCD drive circuit 207 is a video control circuit 2
The display LCD 202 of the finder unit 102 is driven in accordance with the composite video signal from 08.

Therefore, the composite video signal obtained by the video control circuit 208 is displayed on the display LCD 202.

When the eyepiece display state is as described above, the viewfinder unit 102 is in an open state as shown in FIG. 14, and the image displayed on the display LCD 202 of the viewfinder unit 102 is displayed on the screen. Will reach the user's eyeball 203 via the special prism 201. Therefore, in this case, the maximum reach distance of the user to the eyeball 203 is L1.

On the other hand, in the case of the eye-off display state as described above, as shown in FIG. 15, the finder unit 102 is in the closed state, and the screen is displayed on the display LCD 202 of the finder unit 102. The image is transmitted from the special prism 201 to the user's eyeball 20 via the eyepiece display lens 607 built in the apparatus main body 101.
3 will be reached. At this time, the eye-off display lens 607 widens the light beam by using, for example, a concave lens. So, in this case,
The maximum reach distance L2 of the user to the eyeball 203 is as shown in FIG.
The distance is longer than the maximum reach distance L1 in the eyepiece display state shown in FIG. 4, and as a result, as shown in FIG. .

As described above, in the third embodiment, the finder unit 102 is provided as an eyepiece display, and the eye-off display lens 607 as eye-off display means is provided.
In the eyepiece display state and the eye-off display state, it is configured so that the image displayed on the screen can be confirmed, so that the eyes can be used closer to each other as necessary, and the eyes can be removed Can also be used. In addition, in the eye-off display state, the image displayed on the screen of the finder unit 102 can be confirmed through the eye-off display lens 607, so that the eye-off display lens 607 is a main component of the finder unit 102. The display LCD 202 is shared, and the device size can be reduced. Further, the shooting direction of the camera 608 is changed in conjunction with the opening / closing operation of the finder unit 102, and the camera 608 is displayed in the eyepiece display state.
The shooting direction of the camera 608 is set to be the same as the optical axis of the finder unit 102 in the eye-off display state, and the shooting direction of the camera 608 is set in the same direction as the user's direction. In the eyepiece display state, it is possible to photograph a document, a landscape outside, and the like.

In the above-described portable TV telephone device 600, the see-through finder unit 500 shown in FIG. 7 may be provided instead of the finder unit 102.

Next, a fourth embodiment will be described.

The information transmission apparatus according to the present invention is applied to, for example, a portable TV telephone set 800 used by the user 105 as shown in FIG.

As shown in FIG. 16, the portable TV telephone device 800 has the same configuration as the portable TV telephone device 600 of FIG. 9, but the portable TV telephone device 100 has a camera 608 provided in the device main body 101. In contrast to the configuration, a camera 801 is provided in the finder unit 102. In addition, portable TV telephone device 800
Is, as shown in FIG. 17, the portable TV telephone device 6 described above.
A large liquid crystal 802 is provided on the surface (front surface) on which the operation buttons 116 and the like are provided, instead of the eye-off display means such as the eye-off display lens 607 of FIG.

Here, FIG. 16 shows a use state of the portable TV telephone device 800, and FIG.
9 shows a stored state of the portable TV telephone device 800. It should be noted that the portable TV telephone device 80 shown in FIGS.
0, the portable TV telephone device 6 shown in FIGS.
Parts that operate in the same manner as 00 are given the same reference numerals, and detailed descriptions thereof will be omitted.

That is, in the portable TV telephone set 800, the camera 801 is fixedly attached to the finder unit 102. The mounting direction is such that the photographing direction of the camera 801 is the same as the eye direction of the user 105 in the eyepiece display state, and the photographing direction of the camera 801 is the large liquid crystal 802 in the eye separation display state.
(Direction of arrow G in the figure).

The large liquid crystal 802 has a display LCD 202 of the finder unit 102 in an eye-off display state.
The same image as the image displayed on the screen is displayed on the screen.

As described above, also in the fourth embodiment, similarly to the third embodiment, the finder unit 102 as the eyepiece display is provided, and the large liquid crystal 802 as the eye-off display means is provided. Provided, even in the eyepiece display state, in the eye-off display state, by being configured to be able to check the image displayed on the screen, it is possible to use the eyes closer, if necessary, Can also be used. Further, the shooting direction of the camera 801 is changed in conjunction with the opening / closing operation of the finder unit 102, so that the shooting direction of the camera 801 is the same as the direction of the user in the eyepiece display state, and the camera 802 in the eye separation display state. Since the photographing direction is configured to be the same as the optical axis of the large liquid crystal 802, the user himself can be photographed in the eccentric display state, and a document or a landscape outside can be photographed in the eyepiece display state. Further, the camera 801 is fixedly attached to the finder unit 102 in the direction of arrow G,
With the configuration in which the photographing direction is changed as described above, there is no need to provide a pulley, a gear, or the like for changing the direction, and the configuration of the apparatus is not complicated.

In the portable TV telephone 800 described above, the see-through finder unit 500 shown in FIG. 7 may be provided instead of the finder unit 102.

Further, in the first to fourth embodiments described above, the information transmission apparatus according to the present invention is applied to a portable wireless television telephone set. However, the present invention is not limited to this. Even when the present invention is applied to a receiver, an image recording / reproducing apparatus having a recording / reproducing function of a video signal, a display function, and the like, the same effect as that of the portable wireless television telephone apparatus can be obtained.

[0156]

As described above, according to the present invention, the eyepiece display means has an open / closed thin structure or the like, and when used, the eyepiece display means is arranged near the eyes and the means for outputting sound is arranged near the ears. With such a configuration, the received audio can be reliably heard together with the received video without using a cable such as an audio earphone or the like, without being disturbed by external noise or the like. . Further, since the sound generating means is configured to be housed in the apparatus main body, the size of the apparatus in the housed state can be reduced. In addition, by being configured so that a subject other than the user can be photographed while confirming the received video, the subject that can be photographed is not limited to only the user, and is not limited to the user. The subject can also be photographed and transmitted. In addition, since the prism type optical element is adopted as the eyepiece display means and the thickness of the device in the housed state is reduced, the size of the device in the housed state can be further reduced. In addition, small characters, characters, and the like can be easily confirmed by employing a configuration in which an image can be confirmed on a large screen while suppressing aberrations, particularly chromatic aberration, to a small level. In addition, by adopting a configuration in which the outside scene can be observed together with the display screen, for example, the user can know the danger such as an oncoming vehicle when using the device outdoors and obtain a sense of openness. Therefore, the feeling of fatigue during use can be reduced. Also,
By adopting a configuration that enables photographing at various angles, for example, it is possible to photograph the user himself or a subject in a narrow space. In addition, a plurality of subjects can be photographed, and a plurality of images can be switched or combined so that various subjects can be photographed. Can be sent. In addition, by adopting a configuration in which a video inversion function is mounted, various kinds of photographing such as photographing through a mirror can be performed. In addition, by adopting a configuration in which the video obtained by the user and the received video are combined and displayed on the screen, the user can simultaneously check the captured video and the received video. In addition, the user can keep the user's eyes close to the display screen, even if the user keeps the eyes close, if necessary, by adopting a configuration that enables the user to use the camera even when the user brings his / her eyes closer to the display screen and removes his / her eyes. But can be used. For example, in a state where there is no outside noise or the like, it is possible to use it easily by keeping the eyes away. In addition, since the eye-off display means is configured to be shared with the main components of the eye-eye display means, the size of the apparatus can be reduced. Further, by adopting a configuration in which the photographing direction is changed, it is possible to photograph a subject other than the user, such as the user himself / herself, a document, an outside scenery, and the like.

Therefore, according to the present invention, the size of the apparatus can be reduced, and the operability can be improved.

[Brief description of the drawings]

FIG. 1 is an external view showing a use state of a portable wireless television telephone device to which an information transmission device according to the present invention is applied in a first embodiment.

FIG. 2 is an external view showing a stored state of the portable wireless television telephone device.

FIG. 3 is a diagram for explaining a storage structure of a speaker for voice confirmation.

FIG. 4 is a block diagram showing an internal configuration of the apparatus main body.

FIG. 5 is a diagram for explaining a screen display state in a finder unit.

FIG. 6 is a diagram for explaining a mirror image inversion function.

FIG. 7 is a view for explaining a thin optical system for image enlargement built in the finder unit.

FIG. 8 is a view for explaining a finder unit having a built-in external view observation correction prism in the second embodiment.

FIG. 9 is an external view showing a state in which a portable wireless television telephone device to which the information transmission device according to the present invention is applied is used in an eyepiece display state in the third embodiment.

FIG. 10 is an external view showing a stored state of the portable wireless television telephone device.

FIG. 11 is a diagram for explaining a relationship between a storage structure of a speaker for sound confirmation and an installation state of a lens for eye separation display.

FIG. 12 is an external view showing a state in which the portable wireless television telephone device is used in an eye-off display state.

FIG. 13 is a diagram for explaining conversion of a shooting direction of a camera.

FIG. 14 is a block diagram showing an internal configuration of the apparatus main body.

FIG. 15 is a diagram for explaining an optical system built in the finder unit in an eye separation display state.

FIG. 16 is an external view showing a state in which a portable wireless television telephone device to which the information transmission device according to the present invention is applied is used in an eyepiece display state in the fourth embodiment.

FIG. 17 is an external view showing a state in which the portable wireless television telephone device is used in an eye-off display state.

FIG. 18 is an external view showing a conventional portable wireless television telephone device.

[Explanation of symbols]

 REFERENCE SIGNS LIST 100 portable wireless television telephone device 101 device main body 102 finder unit 103 transmission / reception antenna 104 voice confirmation speaker 105 user 106 hinge 107 a, 107 b camera head 108 extension cable with connector 108 a connector 109 connector for second camera 110 cable for second camera 110 a , 110b connector

Claims (21)

[Claims] 1. A video signal obtained by photographing by a camera means and an audio signal obtained by an audio capturing means are simultaneously transmitted, a received video signal is displayed on a screen by a display means, and a received audio signal is displayed. An information transmission apparatus for outputting a signal as a sound by a sound generation means, wherein the display means includes an eyepiece display means capable of recognizing a display content by looking at a display screen. 2. A video signal obtained by photographing by the camera means and an audio signal obtained by the audio capturing means are simultaneously transmitted, and the received video signal is displayed on the screen by the display means, and the received audio signal is displayed. An information transmission apparatus for outputting a signal as a sound by a sound generating means, wherein the display means is an eyepiece display means capable of recognizing a display content by looking at a display screen, and an eyepiece display means capable of recognizing a display content by moving away from the display screen An information transmission apparatus, comprising: an eye-off display means. 3. The information transmission apparatus according to claim 1, wherein in an eyepiece state, the optical axis of the eyepiece display means and the sound generation means or the apparatus main body are arranged in a parallel direction. 4. The information transmission apparatus according to claim 1, wherein in an eyepiece state, the eyepiece display means is arranged near an eye, and the voice generating means is arranged near an ear. 5. The eyepiece display means is provided in the apparatus main body so as to be openable and closable, and in a state where the eyepiece display means is open, the optical axis of the eyepiece display means and the sound generating means or the apparatus body are arranged in a parallel direction. The information transmission according to claim 1, wherein the optical axis of the eyepiece display means and the sound generating means or the apparatus main body are vertically arranged when the eyepiece display means is closed. apparatus. 6. The information transmission apparatus according to claim 1, wherein said voice generating means can be housed inside the apparatus main body. 7. The information transmission apparatus according to claim 1, wherein an optical axis of the eyepiece display means and an optical axis of the camera means are in the same direction. 8. The information transmission apparatus according to claim 1, wherein said eyepiece display means includes at least one prism type optical element having a reflection surface having an image magnification effect. 9. An information transmission apparatus according to claim 1, wherein said eyepiece display means has a see-through function for simultaneously observing an outside scene including a back surface of the display screen. 10. The apparatus according to claim 1, wherein said camera means includes at least one photographing means for photographing a subject to obtain a video signal, and said photographing means is detachably provided to the apparatus main body. Information transmission device. 11. An information transmission apparatus according to claim 10, wherein said camera means outputs a plurality of video signals obtained by said plurality of photographing means by switching or synthesizing them. 12. The information transmission apparatus according to claim 1, wherein said camera means has an inversion function of inverting a video signal obtained by photographing. 13. The eyepiece display means arranges one of a video signal obtained by the camera means and a received video signal on a first screen, and arranges the other on a second screen. 3. The information transmission apparatus according to claim 1, further comprising a screen switching function of displaying a composite screen and switching an arrangement of a video signal to each of the first and second screens. 14. The eyepiece display means is provided so as to be housed in the apparatus main body, and in the housed state, the eyepiece display means functions as the eye separation display means by outputting a display screen via a predetermined optical element. 3. The information transmission apparatus according to claim 2, wherein 15. The information transmission device according to claim 14, wherein said predetermined optical element includes a concave lens. 16. In the eyepiece state, the optical axis of the eyepiece display means and the sound generation means or the apparatus main body are arranged in parallel directions. In the eye separation state, the optical axis of the eyepiece display means and the sound generation means are arranged. Means or the apparatus main body are arranged vertically, and the display screen of the eyepiece display means is output via the optical system of the apparatus main body, so that the contents of the display screen can be observed in a state where the eyes are separated. The information transmission device according to claim 2, wherein: 17. The camera means is arranged or the photographing direction of the camera means is changed so as to be in the same direction as the eye line in the eyepiece state and in the same direction as the optical axis of the eye separation display means in the eye separation state. 3. The information transmission apparatus according to claim 2, wherein 18. The information according to claim 2, wherein the eyepiece display means is provided on the apparatus main body so as to be openable and closable, and the photographing direction of the camera means is changed in conjunction with the opening / closing operation of the eyepiece display means. Transmission equipment. 19. The eyepiece display means is provided on the apparatus main body so as to be openable and closable, and interlocks with the opening / closing operation of the eyepiece display means in the same direction as the eye line in the eyepiece state and the light of the eyepiece display means in the eyepiece state. 3. The information transmission apparatus according to claim 2, wherein a photographing direction of said camera means is changed so as to be in the same direction as the axis. 20. The information transmission apparatus according to claim 2, wherein said camera means and said eyepiece display means are integrated. 21. An information transmission apparatus according to claim 1, wherein said information transmission apparatus is any one of a television telephone, a portable radio television telephone, and an image recording / reproducing apparatus.