JP2688395B2 - Integrated system of audio tape recorder and video tape recorder - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an integrated system of an audio tape recorder and a video tape recorder.
VTR), an audio tape recorder, and a radio tuning circuit are built into one housing, and they can be used independently according to the user's choice, and the audio signal can be dubbed to a video cassette tape. And the integrated system of a video tape recorder.

[0002]

2. Description of the Related Art Generally, a VTR and an audio tape recorder are separate devices and are housed in separate housings. Then, a television tuning circuit is built in the housing of the VTR, and a radio tuning circuit is built in the housing of the audio tape recorder. The VTR and the audio tape recorder are built together in the same housing. What has been made has not been provided yet. Therefore, although the VTR system itself can receive a television broadcast and record / reproduce a video cassette tape, in addition to these functions, an audio signal reproduced by an audio tape or an audio signal of a radio tuning circuit can be recorded as a video. The function of dubbing the cassette tape could not be performed. At the same time, recently, VTRs and video cameras have been universalized, and the demand for editing video cassette tapes has increased, and the demand for the user to edit software for dubbing an appropriate audio signal on the video screen or the edited video screen. Is being gradually increased.

[0003]

However, in the case of dubbing an audio signal to a video cassette tape, a VT capable of recording / reproducing the video cassette tape.
The R system and the audio tape recorder capable of reproducing the audio cassette tape are required respectively, and the signal lines of the VTR and the audio tape recorder must be accurately connected according to each input / output, which is extremely complicated. There was an inconvenience that it was. Similarly, when an audio signal of television broadcasting or VTR is recorded on an audio cassette tape,
A VTR capable of receiving television broadcasting and an audio tape recorder capable of recording on an audio cassette tape are required respectively, and each signal line of the VTR and the audio tape recorder is accurately connected according to each input / output. There was a disadvantage that it was complicated because it had to be done. In addition, when a user plays a video screen on a television monitor and tries to play an audio source different from the video screen through a speaker (for example, while receiving the video screen of the television, the separate video is received). Even when trying to listen to music played on a cassette tape, the current television and VT
There is a disadvantage that it cannot be realized only by the R system, a separate audio reproducing apparatus is required, and those signal lines must be accurately connected according to input / output.

In order to solve such a problem, the present inventors intend to provide the following integrated system of an audio tape recorder and a video tape recorder.

[0005]

SUMMARY OF THE INVENTION An object of the present invention is to provide an integrated system of an audio tape recorder and a video tape recorder in which a VTR, an audio deck and a radio tuning circuit are incorporated in one housing. It is a thing. Another object of the present invention is to enable the VTR, the audio deck, and the radio tuning circuit in one housing to be used independently by switching the user's switch, and to easily interface with each other for audio dubbing. It is intended to provide an integrated system of an audio tape recorder and a video tape recorder that can be performed.

An object of the present invention is to incorporate a television tuning circuit, a VTR deck, a radio tuning circuit, and an audio deck in a single housing.
An audio tape recorder and a video tape are provided so that their output signals can be independently selected and output, and a signal interface means is included between the VTR deck and the audio deck so as to mutually interface the audio signals. This is achieved by configuring an integrated system of recorders.

[0007]

When the user selects the television video signal as the video signal to be output to the outside and the reproduction audio signal of the audio deck as the audio signal, the television image is output to the monitor and the reproduction audio signal of the audio deck is output. Is output. When the user selects the radio audio signal or the reproduction audio signal of the audio deck as the input signal of the VTR deck and operates the VTR deck in the recording mode, the audio audio dubbing of the radio audio signal or the reproduction audio signal of the audio deck is performed on the video tape. To be done. When the user selects the VTR audio signal or the television audio signal as the input signal of the audio deck and operates the audio deck in the recording mode, the VTR or the television audio signal is recorded on the audio tape. That is, one system can perform various functions.

[0008]

Embodiments of the present invention will be described below in detail with reference to the drawings. As shown in FIG. 1, in the integrated system of the audio tape recorder and the video tape recorder according to the present invention, a VTR deck 23 capable of recording / reproducing on a video cassette tape, and a television for receiving and processing a television broadcast signal. John tuning circuit 22 and A
Radio tuning circuit 30 for receiving and processing M / FM broadcast signals
An audio deck 32 capable of recording / reproducing on / from an audio cassette tape, and a video signal and an audio signal to be output to the outside so that the user can select the input signals of the audio deck 32 and the VTR deck 23, respectively. The Vs are selected so that the user can select them.
A signal interface means 50 that enables the TR deck 23, the television tuning circuit 22, the radio tuning circuit 30, and the audio deck 32 to operate independently of each other, and enables interfacing of mutual audio signals.
And the signal interface means 50 and each VTR described above.
The housing 23 is configured to house the deck 23, the television tuning circuit 22, the radio tuning circuit 30, and the audio deck 32 together. And, in said signal interface means 50, a decoding unit 25 for separating the video signal of the television tuning circuit 22 in the decoding and television video signal and the television audio signal, the output of the previous SL radio tuning circuit 30 Radio FM demodulation means 31 for FM demodulating a signal, VTR deck input selection means 11 for selecting an input signal of the VTR deck 23, audio deck input selection means 12 for selecting an input signal of the audio deck 32, and external It is composed of an output video signal selection means 13 for selecting a video signal to be output by and an output audio signal selection means 14 for selecting an externally output audio signal. Here, in the VTR deck input selection means 11, the television tuning circuit 2
2 broadcast signal output terminal 1 and the radio FM demodulation means 31
Output terminal 2 and the output terminal 3 of the audio deck 32
And is configured so that one can be selected.
Further, in the audio deck input selection means 12, an output terminal 2 of the radio FM demodulator 31 the de
One of the output terminal 6 of the coding means 25 and the audio signal output terminal 7 of the VTR deck 23 can be selected. In addition, in the output video signal selection means 13, the video signal output terminal 4 of the VTR deck 23 and the decoding means 25.
One of the video signal output terminals 5 of is selected. Further, in the output audio signal selection means 14, the output terminal 6 of the decoding means 25 , the audio signal output terminal 7 of the VTR deck 23, the output terminal 2 of the radio FM demodulation means 31, and the output of the audio deck 32 are output. One of the terminals 3 can be selected.

A speaker 28 is built in the housing 40, and an audio output switching means 15 for causing the speaker 28 to output the audio signal selected by the signal interface means 50 by the user's selection.
Is provided. In addition, as an accessory of the integrated system of the audio tape recorder and the video tape recorder according to the present invention, the television antenna terminal 21 for inputting the signal of the television antenna to the television tuning circuit 22 and the signal of the radio antenna are described above. A radio antenna terminal 29 to be input to the radio tuning circuit 30, a video signal output terminal 24 to output the video signal selected by the signal interface means 50 to the outside, and an audio signal selected by the signal interface means 50 to the outside. An audio signal output terminal 27 for outputting is included respectively. Further, as shown in FIG. 2, a VTR cassette insertion door 41 into which a VTR cassette is inserted is formed in a predetermined portion of the front surface of the housing 40, and a VTR operation portion 42 is formed below the VTR cassette door. A tuning display section 43 for displaying the tuning frequency of the radio is formed on the side of the VTR cassette door 41, and an audio cassette insertion door 44 and an audio operating section 45 are formed below the tuning display section 43, respectively. An output portion of the speaker 28 is installed on the side of the insertion door 44 and the audio operation unit 45. Further, the VTR deck input selecting means 11 and the audio deck input selecting means 1 are provided at the front center portion of the housing 40.
2, output video signal selection means 13, output audio signal selection means 14, and audio output switching means 15 are installed corresponding to each other so that the user can operate them. Here, in implementing the present invention, the decoding means 25 uses an ordinary decoder, the radio FM demodulation means 31 uses an ordinary radio FM demodulation section, and the television FM demodulation means 26 usually uses. Using the TV FM demodulation unit, the VTR deck input selecting means 11, the audio deck input selecting means 12, the output video signal selecting means 13, the output audio signal selecting means 14 and the audio output switching means 15 are provided. Each applicable switch can be used. Further, a VTR having a built-in television tuning circuit and an audio tape recorder having a built-in radio tuning circuit, which are not included in FIGS. 1 and 2, are included in the scope of claims. Unless deviated, it is considered to be included in the present invention.

The operation of the integrated system of the audio tape recorder and the video tape recorder according to the present invention thus constructed will be described as follows. First,
The television broadcast signal is received through the television antenna, the corresponding channel is selected and tuned by the television tuning circuit 22, and then input to the decoding means 25. Then, the decoding means 25
Separating the input signal into a video signal and an audio signal,
The separated video signal is output by the output video signal selection means 13.
Separated audio above, feeding one of the input terminals
Signal to the input terminal of the output audio signal selection means 14.
Input of one and audio deck input selection means 12
Output to one of the terminals. In addition, the radio tuning circuit 30 receives the radio broadcast signal through the radio antenna.
Is input to the radio FM demodulation means 31 after the corresponding channel is selected and tuned by the radio tuning circuit 30. Next, after the radio audio signal is FM-demodulated in the radio FM demodulation means 31, it is output to the radio audio signal terminal 2 of the output audio signal selection means 14, the audio deck input selection means 12 and the VTR deck input selection means 11. It Then, the user operates the VTR deck input selection means 11 to select one of the television broadcast signal, the radio audio signal and the reproduced audio signal of the audio deck 32 as the input signal of the VTR deck 23. You can In addition, the user operates the audio deck input selection means 12 to select the radio audio signal, the television audio signal, and the VTR.
One of the reproduction signals can be selected as the input signal of the audio deck 32. Further, the user can operate the output video signal selecting means 13 to select one of the VTR video signal and the television video signal and output the selected one to the video signal output terminal 24. Further, the user can operate the output audio signal selecting means 14 to select one of a television audio signal, a VTR audio signal, a radio audio signal and a reproduced audio signal as an output audio signal. In addition, the user can operate the audio output switching means 15 to output the audio signal selected by the output audio signal selecting means 14 to the audio signal output terminal 27 or the speaker 28. Therefore, V
The TR deck 23 and the audio deck 32 can be used independently, the video output and audio output of the monitor can be selected from different sources, and the audio output can be output to the speaker. . That is, the following various functions can be performed according to the user's selection.

When the user wants to listen to the radio audio while watching the broadcast screen of the television, the output video signal selecting means 13 is short-circuited to the television video signal terminal 5 of the decoding means 25 to output the output. When the audio signal selection means 14 is short-circuited to the radio audio signal terminal 2, a television video signal and a radio audio signal are output. In addition, when the user wants to listen to the audio of the audio cassette tape while watching the television broadcast screen, the user sets the output video signal selecting means 13 to the decoding means 25.
If the output audio signal selecting means 14 is short-circuited to the reproduction audio signal terminal 3 while operating the audio deck 32 in the reproduction mode, the television video signal and the audio cassette tape are output. And the radio audio signal of are output. In addition, when the user wants to dub a radio audio signal or a reproduced audio signal of the audio cassette tape to the video cassette tape separately from the output on the monitor side, the user needs to record the video signal on the VTR deck 23. After inserting the tape, the VTR deck input selecting means 11 is operated to select one of the radio audio signal and the reproduced audio signal of the audio cassette tape, and the VTR deck 23 is operated in the recording mode. The audio signal is dubbed. Similarly, when an audio signal is to be recorded on the audio cassette tape separately from the output on the monitor side, the audio cassette tape is inserted into the audio deck 32 and the audio deck input selection means 12 is operated to operate the radio audio. By selecting one of the signal, the VTR audio signal and the television audio signal and operating the audio deck 32 in the reproduction mode, the desired audio signal can be recorded on the audio cassette tape. Furthermore, in the integrated system of the audio tape recorder and the video tape recorder according to the present invention, a plurality of various functions other than the exemplified functions can be performed by operating each of the selection means. And the present invention is a VTR
The audio deck and the audio deck are not limited to being housed in one housing, and a VTR video camera can also be housed in the one housing.

[0012]

As described above, in the integrated system of the audio tape recorder and the video tape recorder according to the present invention, the VTR is provided in one housing.
Since the system, the radio tuning circuit, and the audio deck are built in so that they can interface with each other, the radio audio signal and the audio tape reproduction signal can be audio dubbed onto the video tape by only a single system. Moreover, each VTR audio signal, television audio signal, radio audio signal, audio tape reproduction signal can be output to the monitor side while outputting the television image or VTR image signal to the monitor, and the VTR, radio, audio deck. Since each can be selected and used independently, there is an effect that various functions can be easily performed using one system.

[Brief description of the drawings]

FIG. 1 is a schematic configuration diagram of an integrated system of an audio tape recorder and a video tape recorder according to the present invention.

FIG. 2 is a schematic external view of an integrated system of an audio tape recorder and a video tape recorder according to the present invention.

[Description of Reference Signs] 1 to 7 ... Output terminal 11 ... VTR deck input selection means 12 ... Audio deck input selection means 13 ... Output video signal selection means 14 ... Output audio signal selection means 15 ... Audio output switching means 21 ... Television antenna terminal 22 ... television tuning circuit 23 ... VTR deck 24 ... video signal output terminal 25 ... decoding hands stage 2 7 ... audio signal output terminal 28 ... speaker 29 ... radio antenna terminal 30 ... radio tuning circuit 31 ... radio FM demodulator 32 ... audio deck 40 ... housing 41 ... VTR cassette insertion door 42 ... VTR operation section 43 ... tuning display section 44 ... audio cassette insertion door 50 ... signal interface means

Claims (1)

(57) [Claims] 1. A audio tape recorders and video tape recorder integrated system, a VTR deck (23) capable of recording / reproducing audio signals and television movies <br/> image signal to the video cassette tape, TV A television tuning circuit (22) for receiving and processing a television broadcasting signal and a radio tuning circuit (3) for receiving and processing an AM / FM broadcasting signal.
0), the audio deck (32) capable of recording / reproducing an audio signal to an audio cassette tape, and signal interface means (50), the VTR deck (23) said television tuning circuit (22) Radio Tuning circuit (30), the audio deck (32), and the signal interface means (5)
0) and a housing (40) which are housed together.
Then, the signal interface means (50) is provided with a television output from the television tuning circuit (22).
Vision broadcast signal is decoded and displayed on television.
A codec that separates image signals and television audio signals
FM recovery by receiving the output signals of the switching means (25) and the radio tuning circuit (30).
Radio FM demodulation means for adjusting and outputting a radio audio signal
(31) and the television signal from the television tuning circuit (22).
Radio FM demodulation means (3
1) and from the audio deck (32)
Receiving the radio audio signal and the audio signal,
One of these to the VTR deck (23)
VTR deck input selection means (11) for selectively supplying
And the decoding means (25) and the VTR deck (2
3) receiving the television audio signal from the radio
Receives the radio sound signal from the FM demodulation means (31)
Then, set one of these to the audio deck (32).
Audio deck input selector that selectively outputs
A stage (12), the VTR deck (23) and a decoding means (2)
5) receives the television video signal from
Video signal output that selectively outputs one of these
Selecting means (13), the decoding means (25), the radio FM demodulation
Means (31), said VTR deck (23), and said
From the audio deck (32) to the TV, respectively
John audio signal and the radio audio signal,
Audio signal output selecting means for selectively outputting one of the above
(14) An integrated system of an audio tape recorder and a video tape recorder, comprising: