JPH04167768A - Camera integrated type signal recorder - Google Patents

Abstract

PURPOSE:To eliminate trouble when a camcorder is installed or moved by performing the proper recording operation with the use of only a signal recording part separating from a main body part. CONSTITUTION:The camcorder 11 is composed of a main body part 12 and a viewfinder part 13 that is used as a monitoring device at photographing and reproduction time and as a remote control device. The viewfinder part 13 freely attachable and detachable from the body part 12. The proper recording operation can be performed with the use of the only viewfinder part 13 separating from the body part 12. Thus, the trouble is eliminated when the camcorder 11 is installed or moved.

Description

Detailed Description of the Invention (Industrial Application Field) The present invention relates to a camera-integrated signal recording device that has a built-in camera unit that converts an optical image into a video signal, and particularly to a camera-integrated signal recording device that allows the viewfinder to be used as a remote control device. This is what I did.

(Prior Art) The viewfinder of a camera-integrated signal recording device (hereinafter abbreviated as camera-type VTR), which integrates a video tape recorder and a video camera, serves as a monitor during shooting.
It is designed to display the content of the image that the camera unit receives.

However, in a conventional camera-integrated VTR that uses a viewfinder as a monitor during shooting, when the photographer 1 is surrounded by a crowd 2, as shown in the explanatory diagram of FIG. VTR3 detects subject 4 by person 2
It will be shielded from.

For this purpose, if there was an obstacle between the photographer 1 and the subject 4, the camera was fixed in a position free of obstacles and remotely controlled using a wired or wireless remote control device. .

However, with such a method, the photographer does not understand how the subject is photographed by the camera and how it is recorded. In response to this, camera-integrated VT
A method was used in which the photographer could check the subject to be recorded and the audio to be recorded by inputting signals from the video and audio output terminals installed in the R, to a newly installed external monitor. However, with this method, the operating status of the camera-integrated VTR (remaining power, battery level, exposure, shutter speed, etc.) is not displayed on the monitor, so the photographer is required to check the operation of the camera-integrated VTR. It was not possible to confirm the status.

Furthermore, it is necessary to prepare a remote control device and a monitor separately from the camera-integrated VTR, which is troublesome when installing or moving the camera-integrated VTR.

(Problems to be Solved by the Invention) As stated above, when remotely controlling a conventional camera-integrated V'IR, the photographer cannot check the operating status of the camera-integrated VTR. Furthermore, it is necessary to prepare a remote control device and a monitor separately from the camera-integrated VTR, which is troublesome when installing or moving the camera-integrated VTR.

SUMMARY OF THE INVENTION An object of the present invention is to provide a videotape recording camera that eliminates the above-mentioned problems, integrates a remote control device and a monitor, and displays the operating status of a camera-integrated VTR on the monitor. .

[Structure of the Invention] (Means for Solving the Problem) The present invention includes a camera section that converts an optical image into a video signal,
a signal recording unit that records a video signal from the camera unit;
a main body including a control unit that controls the camera unit and the signal recording unit; and a video display that visualizes a video signal from the camera unit and an operation display signal indicating the operating state of the camera unit and the signal recording unit. a viewfinder section which is provided between the viewfinder section and the main body section and is provided between the viewfinder section and the main body section and includes an input means for supplying a control signal to the control section; With the viewfinder section removed, the video signal and the operation display signal are supplied from the main body section to the viewfinder section, and the control signal from the input means is supplied from the viewfinder section to the main body section. It is characterized by comprising a transmission means.

(Function) According to this configuration, by removing the viewfinder section from the main body section and operating the control means, the photographer can operate the camera section and the signal recording section apart from the main body section. During this operation, the image received by the camera unit and a display indicating the operating status of the camera unit and the signal recording unit are displayed on the viewfinder, and the photographer performs appropriate operations corresponding to the displayed results. This can be done using only the B/E finder section.

(Example) Embodiments of the present invention will be described below based on the drawings.

FIG. 1 is a block diagram showing the overall structure of a camera-integrated signal recording device according to the present invention.

In FIG. 1, the camera-integrated vTR11 has a main body 1
2, and a viewfinder section 13 which is used as a monitor device and a remote control device during photographing and playback, and the viewfinder section 13 can be attached to and detached from the main body section 12 (detachable). As the attachment/detachment means, means such as press-fitting and screwing are used.

The main body section 12 includes a sound collection section 12b for collecting sound, a camera section 14 for photographing, and a video signal a from the camera section 14.
and a signal recording section 15 that records audio signals; a control section 16 that controls the camera section 14 and the signal recording section 15; and a control section 16 that controls the camera section 14 and the signal recording section 15; a transmitting unit 17 that converts operation display signals c and d indicating the operating states of 15 into easy-to-transmit remote control signals (for example, AM signals, FM signals, digital signals, etc.) and transmits them; and a remote control from the viewfinder unit 13. The receiving section 18 receives the signal f.

The viewfinder section 13 includes a transmitting section 17 of the main body N112.
a receiving section 19 that receives a remote control signal e from one receiving section; a video display section 20 that displays a video signal g from one receiving section; an earphone 21 that converts the audio signal from the receiving section 19 into audio; It is composed of a remote control key manual pad 22 operated by a person's finger, and a transmitting section 23 that transmits the key manual signal 11 inputted by the remote control key pad 22 as a remote control signal f.

A key human power signal inputted through the remote control key human power pad 22 is converted into a remote control signal f by a transmitting section 23 and supplied to a receiving section 18 of the main body section 12 . The receiving unit 18 converts the remote control signal f into a key human input signal l] and sends it to the control unit 1.
Supply to 6. The control section 16 controls the camera section 14 and the signal recording section 15 (for example, starting light reception, setting the shutter speed, setting the aperture, starting recording, etc.) based on the key human input signals. Based on this control, the camera section 14
is the image of the subject received by the light receiving unit 12a and the sound collecting unit 12
The audio collected in step b is converted into a video signal a and an audio signal S, respectively, and supplied to the signal recording section 15, and information on the light receiving state such as shutter speed is supplied to the transmitting section 17 as an operation display signal C. There is. The signal recording section 15 records the video signal a and the audio signal S from the camera section 14 on a magnetic tape under the control of the control section 16.
The video signal a and the audio signal S are supplied to the transmitter 17 as they are. Further, the signal recording section 15 supplies the operation display signal d to the transmitting section 17. The transmitter 17 converts the supplied video signal a, audio signal S, and operation display signals c and d into easily transmittable remote control signals (e.g., A, M signals, FM signals, digital signals, etc.) and transmits them. . The receiving unit 19 receives the remote control signal e from the transmitting unit 17, and
An audio signal is supplied to the earphone 21, and a video signal a and operation display signals c and d are combined and supplied to the video display section 20 as a video signal g. The video display section 20 is
Although not shown, a light source (
backlight) is provided.

A diopter adjustment lens is provided on the front surface of the liquid crystal panel at a predetermined distance. The liquid crystal panel receives the video signal g from the receiving section 19.

It is driven by a liquid crystal panel drive circuit that generates a Y drive signal. The video display section 20 can also be configured with a video display tube such as a CRT.

In addition, the method of transmitting and receiving the remote control signals e and f in 1.
It may be based on a wired cable or wirelessly such as infrared rays or radio waves.

The operation of such an embodiment will be explained with reference to FIGS. 2 to 5.

FIG. 2 is an explanatory diagram illustrating how to use the camera-integrated VTR of FIG. 1 when there are obstacles around the photographer.

In FIG. 2, when the photographer 31 is surrounded by a crowd 32, the photographer 31 removes the viewfinder section 13 from the main body section 12, attaches the main body section 12 to the ball 26, raises it to a high position, and raises the light receiving section 12a. from the subject 34 by the crowd 32. The photographers 9 to 31 look through the viewfinder section 13 to check the image of the subject 34, and adjust the position and direction of the main body section 12 by moving the ball 24 while listening to the audio through the earphones 21 (see Figure 1). At the same time, a remote control key pad 22 (see FIG. 1) provided on the viewfinder section 13 is operated to record the video and audio of the subject 34.

FIG. 3 is an explanatory diagram showing the image display state of the viewfinder section when the camera-integrated VTR is used in this manner.

By performing the above operation, the subject will be displayed on the LCD panel 41.
is captured at the center of

A symbol 42 indicating the remaining battery power is displayed on the upper left side of the liquid crystal panel 41, and a symbol 43 indicating recording is in progress and a symbol 44 indicating shutter speed are displayed on the upper right side of the liquid crystal panel. At the lower left side of the panel, a symbol 45 indicating the date and time and a symbol 46 indicating the type of tape are displayed.

FIG. 4 is an explanatory diagram illustrating how to use the camera-integrated VTR of FIG. 1 when a subject is at the photographer's feet.

In FIG. 4, a subject 52 is on the back side of a concrete plate 53 under the photographer's 51 feet. In this case, as a tool for attaching the camera-integrated VTR, use the plate 2 at the - end.
5 is used, and the main body 12 of the camera-integrated VTR 11 is mounted and fixed on the upper surface of this plate 25. Then, the photographer 1 removes the viewfinder section 13 from the main body section 12, lowers the main body section 12 that is not attached to the plate 25 from the side of the concrete plate 53, and checks the back side of the concrete plate using the light receiving section 12a. I will do what I can.

The photographer 51 looks into the viewfinder section 13 and sees the subject 5.
2 and while listening to the audio through the earphones 21 (see Figure 1), move the ball 26 to adjust the position and direction of the main body 12, and use the remote control key pad provided on the viewfinder section 13. 22
to record video and audio of the subject 52.

Figure 5 shows the image display state of the viewfinder section when a camera-integrated VTR is used in this way.
- It is an explanatory diagram showing the state.

By performing the above operation, the subject 52 on the back side of the concrete plate 53 is captured at the center of the liquid crystal panel 41. The liquid crystal panel 41 also has a symbol 42 indicating the remaining battery level, a symbol 43 indicating recording in progress, a symbol 44 indicating the shutter speed, a symbol 45 indicating the date and time, and a symbol 46 indicating the type of tape, as shown in FIG. Displayed.

According to this embodiment, since the appropriate operation for recording can be performed using only the viewfinder part 13 apart from the main body 12, there is no need to worry about installing or moving the camera-integrated VTR. It will be resolved.

FIG. 6 is an explanatory diagram showing another embodiment of the camera-integrated signal recording device according to the present invention, in which the same components as in FIG. 1 are given the same reference numerals.

In FIG. 6, the camera-integrated VTR 61 has a main body 6
2, and a viewfinder section 63 which is used as a monitor device and a remote control device during photographing and playback, and the viewfinder section 63 is removable from the main body section 62.

In the main body part 62, the camera part 14 and the signal recording part 15
The control section 16 has the same structure as the embodiment shown in FIG. In the viewfinder section 63, the keyboard 21 and the remote control keypad 22 have the same construction as in the embodiment shown in FIG. In this embodiment, key human power signals input from the remote control key human power pad 22 are directly supplied to the control unit 16 via the wired cable 64. Further, the camera section 14 directly supplies information on the light reception state to the viewfinder 70 as an operation display signal C. The signal recording unit 15 records the video signal a and the audio signal.
An operation display signal d indicating the recording status of the video signal a and the audio signal is sent to the viewfinder 7 via a wired cable 64.
The audio signal is directly supplied to the earphone 21 via a wired cable.The viewfinder 70 synthesizes the video signal a and the operation display signals c and d, Displayed on the LCD panel.

According to such an embodiment, the same effects as in FIG.
Since there is no provision for the structure, the structure can be simplified and miniaturized (1, 3), and manufacturing costs can be reduced.

In the embodiment described above, signals indicating the operating status of the camera section 14 and the signal recording section 15 are displayed on the video display section, but the signals are further converted into audio signals by an audio synthesis means or the like and then displayed on the earphone. It is also possible to supply 21,
This allows the photographer to confirm the operating status with his or her ears, allowing for more reliable recording.

[Effects of the Invention] As explained above, in the camera-integrated signal recording device of the present invention, appropriate operations for recording can be performed using only the signal recording unit, apart from the main body.
This eliminates the hassle of installing and moving R.

[Brief explanation of drawings]

Fig. 1 is a block diagram showing the overall configuration of a camera-integrated signal recording device according to the present invention, and Fig. 2 explains how to use the camera-integrated VTR shown in Fig. 1 when there are obstacles around the photographer. FIG. 3 is an explanatory diagram showing the image display state of the viewfinder section in FIG. 2, and FIG. 4 is an explanatory diagram showing the image display state of the viewfinder section in FIG. 2.
FIG. 5 is an explanatory diagram showing the image display state of the viewfinder section of FIG. 4, and FIG. 6 is an explanatory diagram showing an embodiment of the camera-integrated signal recording device according to the present invention. FIG. 7 is an explanatory diagram illustrating how to use a conventional camera-integrated VTR. 1-torque integrated VTR112...Main body, 13
...Viewfinder section, 14...Camera section, 15
-(H', number recording section, 16... control section, 17.23...
- Transmitting section, 18, 19... Receiving section, 20... Video display section, 22... Remote control key human power pad. Agent Patent Attorney Noriyuki Chika Ken Yudo Uji Hiroshi Procedure Amendment Writing Method) 3.2.27 Special Remarks To the Director General of the Office Month 1998
Day 1, Indication of the case Special Request No. 291970 of 1990 2, Name of the invention, Camera-integrated word recording device 3, Person making the amendment Relationship with the case Special request Applicant 4, Agent 5. Date of amendment order February 12, 1991 (starting gate) 6. Subject of amendment (1) Detailed explanation of the invention in the specification column 7, Contents of amendment (1) Details of the attached specification of the present application Insert "3. Detailed Description of the Invention" between the first and second lines of the second page. that's all

Claims (1)

[Scope of Claims] A main body comprising a camera section that converts an optical image into a video signal, a signal recording section that records the video signal from the camera section, and a control section that controls the camera section and the signal recording section. a video display section that visualizes a video signal from the camera section and an operation display signal indicating the operating state of the camera section and the signal recording section; and an input means for supplying a control signal to the control section; a viewfinder section that is removably provided on the main body section; a viewfinder section that is provided between the viewfinder section and the main body section; and a viewfinder section that is removed from the main body section; A camera-integrated signal recording device, comprising: a transmission means for supplying the video signal and the operation display signal to the main body, and a transmission means for supplying a control signal from the input means from the viewfinder section to the main body section. .