JPH11259926A - Video recording/reproducing controller, video recording/ reproducing device and video recording/reproducing system using them - Google Patents

Abstract

PROBLEM TO BE SOLVED: To efficiently perform video recording reservation of plural programs without the waste and the time as much as possible by using plural video recording/reproducing devices. SOLUTION: A received video signal 110 is distributed by a distributor 101 to be inputted to respective video recording/reproducing devices through signal lines 111-113. A video recording/reproducing controller 105 automatically adjusts the schedule of the video recording reservation of respective video recording/reproducing devices when the information related to respective video recording/reproducing devices in addition to the information required for the video recording reservation are inputted, and thereafter, transmits the video recording reservation data to respective video recording/reproducing devices through the signal lines 114-116. Related to the video recording reservation situation at this time, the controller 105 sends an instruction of display switch control to a display device 106 through the signal line 117, and selects a video signal from the answering video recording/reproducing device from the video signals 118-120 to display the video to be confirmed. The video recording/ reproducing devices 102-104 record specified channel videos/audios when the start times of the reserved programs come.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a recording / reproducing apparatus for efficiently preprogrammed recording of video information.

[0002]

2. Description of the Related Art Conventionally, as a system for performing scheduled recording using a plurality of recording devices, there is a remote control device described in Japanese Patent Application Laid-Open No. 5-282736. This makes it possible to continuously record video on a plurality of magnetic tapes without interruption, using a plurality of recording devices, for a long program that cannot be recorded on one magnetic tape. Hereinafter, a conventional example will be described with reference to the drawings. FIG. 19 is a configuration diagram of a remote control device in a conventional example. In FIG. 19, reference numeral 1801 denotes a designated item input unit for setting a code for transferring a transmission code only to a specific recording device from a plurality of recording devices, and 1802 denotes a recording order input unit for inputting a recording order of the recording devices. Reference numeral 1803 denotes an operation unit, 1804 denotes a tape information input unit, 1805 denotes a control unit, 1806 denotes a storage unit, 1807 denotes a transmission code generation unit, and 1808 denotes a transmission unit. First, a designated item is input in advance from the designated item input unit 1801 for each recording device to be used. The designated item input unit 1801 stores the inputted designated items in the storage unit 180.
6 is stored. Also, the order of recording by the recording device is input from the recording order input unit 1802. Recording order input section 1
In 802, the order of recording of the input recording device is stored in the storage unit 1.
806. Also, a tape information input unit 1804
Then, the remaining amount of the magnetic tape to be inserted into each recording device is input as time information. In the tape information input unit 1804,
This information is transferred to the control unit. Further, an operation unit 1803
The user inputs the recording start time, the recording end time, the recording reservation information such as the broadcast channel of each recording device from the
At 3, the information is transferred to the control unit. Control unit 1805
Then, the designated items and the order of recording for each recording device stored in the storage unit 1806 are read out, the recording reservation information of each recording device received from the operation unit 1803, and the remaining of the magnetic tape received from the tape information input unit 1804. The recording reservation content for each recording device is determined from the amount and the information necessary for the recording reservation for each recording device is transferred to the transmission code generation unit 1807. In the transmission code generation unit 1807,
The recording reservation and designated items of each recording device are converted into transmission codes and transmitted to the transmission unit 1807. The transmitting unit 1807 transmits the received transmission code to the recording device in a predetermined signal format. This enables long-time programs to be recorded using a plurality of recording devices.

[0003]

With the spread of recording / reproducing devices, anyone can easily record and enjoy video. In many cases, a plurality of recording devices are used for recording reservation and dubbing of a plurality of programs. In addition, the recording / reproducing device is changed from the one corresponding to BS broadcasting to H.
Various types of devices are provided, such as those having an i-Fi (High Fidelity) sound recording function and differences in recording methods. In such a situation, when making a recording reservation for a plurality of programs, a recording reservation device attached to each recording / reproducing device, with all humans judging which program should be reserved for recording on which device, Since a program must be reserved in a different recording reservation procedure, problems such as troublesome recording and failure in recording have arisen. In the remote control device shown in the conventional example, a long-time program can be recorded by using a plurality of recording devices. However, the main purpose is relay recording of a long-time program. There was no consideration of freely recording, playing back, and viewing a plurality of programs by making full use of. In addition, it is not possible to perform processing such as filling the erased places, etc.It is necessary to manually switch the monitor display when checking the recorded contents of multiple recording / playback devices on the monitor and playing back the recorded video. there were.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned conventional problems, and a first object of the present invention is to provide a recording / reproducing apparatus capable of efficiently performing scheduled recording of video information.

A second object of the present invention is to provide a recording / reproducing apparatus capable of freely recording and reproducing a plurality of programs by making full use of a plurality of recording / reproducing apparatuses.

It is a third object of the present invention to provide a recording / reproducing apparatus capable of performing a more advanced schedule composition such as editing using an idle time of recording reservation.

[0007]

In order to solve this problem, the present invention firstly provides a plurality of recording / reproducing programs which can be recorded / reproduced at a specified time by an external control signal. In a recording / reproducing device and a recording / reproducing control device for giving a recording / reproducing instruction to the recording / reproducing device by a control signal, the recording / reproducing device has an identification code for identifying the recording / reproducing device. The recording / playback control device assigns these, the recording reservation information including the identification code and the recording channel and the recording time inputted from the operation input unit, and the model, function, performance,
Whether recording media is installed, the available recording time or capacity of the installed recording media, the recorded time or capacity of the installed recording media, the unrecorded time or capacity of the installed recording media, A memory for storing recording schedule information such as the type of recording media, the connection state between the recording / reproducing devices, the connection state between the recording / reproducing device and the display device, and the input and reservation of these information An operation input unit for accepting cancellation and erasure; a recording schedule management unit, which schedules recording of reserved programs to each recording / playback device based on information in the memory; By transmitting a control signal including the identification code of (1) to each recording / reproducing apparatus, a desired program is pre-recorded.

Second, the recording / playback apparatus and the recording / playback apparatus
Each of the playback control devices is provided with communication means capable of two-way communication, and the recording / playback device records / records information for scheduling a recording schedule, such as presence / absence of tape attachment, remaining time information.
By returning the information to the playback control device, the recording / playback control device adjusts the recording schedule of each program based on this information, thereby performing the scheduled recording of the desired program without the trouble of inputting. It is.

Third, a plurality of recording / reproducing devices capable of recording / reproducing a designated program at a designated time in response to an external control signal, and recording in the recording / reproducing devices by a control signal. And a recording / playback control device that gives a playback instruction, an identification code for identifying each recording / playback device is assigned to the recording / playback device. A memory for storing information for recording schedule formation, such as a connection state between playback devices and a recording reservation of a program to be recorded, which is input from the operation input unit, and a reservation for a program to be recorded, and cancellation and deletion of the reservation. The recording schedule management unit has an operation input unit that accepts the information. The recording schedule management unit allocates the recording of the reserved program to each recording Recording of each device for dubbing editing or the like in consideration of the free time of emptiness and recording of,
Scheduled reproduction and erasure are performed, and a control signal including an identification code of each recording / reproducing apparatus is transmitted to the recording / reproducing apparatus, thereby performing scheduled recording of a desired program.

[0010] Fourth, a recording / reproducing apparatus for recording / reproducing video / audio in response to a control signal from the recording / reproducing control apparatus, and a video / audio apparatus based on the control signal from the recording / reproducing control apparatus.
A recording / playback system is composed of a display device for switching audio input and a recording / playback control device, and a video / audio signal from the recording / playback device selected by a control signal from the recording / playback control device. By providing a system for controlling a display device so as to make a selection, recording and playback can be performed without manually switching the display.

Fifthly, in addition to the configuration shown in the third solution means, the recording / playback device and the recording / playback control device each have communication means capable of two-way communication. By returning information on the presence / absence of a tape and the remaining time to the recording / playback control device, the recording / playback control device adjusts the recording schedule of each program based on the information.

Sixth, the master-side recording / playback control device manages the recording time of all the slave-side recording / playback devices, and when the recording time comes, the master-side recording / playback to the slave-side device. By transmitting a recording control signal to the device to perform recording, the timing means of the recording / reproducing device on the slave side is not required, and a plurality of inexpensive devices can be connected to record many programs. .

Seventh, the input / output of video / audio signals between a plurality of recording / playback devices and display devices is controlled by a matrix switcher to increase the number of input / output terminals of each recording / playback device and display device. It is possible to reproduce / display and dub video / audio signals between designated devices without the need.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS According to the first aspect of the present invention, a data input for inputting information for editing a recording schedule and recording reservation of a program for a plurality of recording / playback devices to a recording / playback control device. Means and each recording / recording of the recording reservation inputted based on the information for editing the recording schedule
A recording schedule management unit for organizing a schedule of assignment to the playback device; and a transmission unit for transmitting a control signal to each recording / playback device by a control code corresponding to each recording / playback device. Has the effect that video information can be efficiently reserved and recorded.

According to a second aspect of the present invention, in the recording / reproduction control apparatus according to the first aspect, the information for organizing the recording schedule includes the model of the recording / reproduction apparatus, the recording / reproduction apparatus.
Functions of playback device, performance of recording / playback device, presence / absence of recording media, recordable time or capacity of attached recording media, recorded time or capacity of attached recording media, attached recording Any of unrecorded time or capacity of media, type of installed recording media, recording reservation information including recording channel and recording time, connection status between recording / playback device, and connection status between recording / playback device and display device Or more, so that more detailed recording scheduling can be performed by integrating information such as the model and performance of the recording / reproducing device, the status of the medium to be mounted, and the like. Having.

According to a third aspect of the present invention, a video recording
A reproducing device, receiving means for receiving a control signal from a recording / playback control device, and channel selecting means for selecting a broadcast program;
It has video / audio recording / reproducing means for recording video information or audio information, and identification code setting means for setting its own identification code. In addition, there is an effect that recording and reproduction can be performed according to the recording schedule.

The present invention according to claim 4 of the present invention provides a
The playback system is provided with data input means for inputting information for editing a recording schedule for a plurality of recording / reproducing devices and recording reservation of a program, and recording / recording of the recording reservation input based on the information for editing the recording schedule. A recording / playback control device having a recording schedule management means for organizing a schedule of assignment to the playback device, and a transmission means for transmitting a control signal to each recording / playback device by a control code corresponding to each recording / playback device; and Receiving means for receiving a control signal from the recording / playback control device, tuning means for selecting a broadcast program, video / audio recording / playback means for recording video information or audio information, and a self-identification code. Comprising an identification code setting means for setting, receiving a control signal from the recording / playback control device according to the identification code,
A recording / playback device that performs recording / playback in accordance with a recording schedule. The recording schedule / organization operation and management operation are performed by the recording / playback control device, while the recording / playback operation is performed by the recording / playback device. By managing the recording schedule, it is possible to efficiently perform scheduled recording of video information.

According to a fifth aspect of the present invention, in the recording / reproduction system according to the fourth aspect, a plurality of recording / reproduction devices are connected to one recording / reproduction control device, and the one recording / reproduction control device is provided. The recording / playback control device individually controls the plurality of recording / playback devices using the identification code, so that the system can be made simpler and video information can be efficiently scheduled-recorded. Having.

The sixth aspect of the present invention provides the first aspect.
Or the recording / playback control device according to 2 above, further comprising communication means capable of two-way communication, capable of transmitting a control signal to each recording / playback device by a control code corresponding to each recording / playback device, It is configured to be able to receive information for scheduling a recording from a recording / reproducing apparatus, and by providing communication means capable of two-way communication, a plurality of recording / reproducing apparatus models, performance, Information such as the status of the media to be mounted can be automatically exchanged,
It has the effect that the usability is greatly improved.

According to a seventh aspect of the present invention, in the recording / reproducing apparatus according to the third aspect, communication means capable of two-way communication is provided, and a control signal from the recording / reproduction control apparatus is received. It also enables transmission of information for scheduling of recordings. Information such as the model of multiple recording / playback devices, performance, and the status of media to be installed can be automatically transmitted through two-way communication. Was able to interact with
It has the effect that the usability is greatly improved.

According to an eighth aspect of the present invention, in the recording / reproducing apparatus according to the seventh aspect, the information for organizing the recording schedule includes the model of the recording / reproducing apparatus, the function of the recording / reproducing apparatus, and the recording.・ Playback device performance, presence or absence of recording media, recordable time or capacity of the mounted recording media, recorded time or capacity of the mounted recording media, unrecorded time of the mounted recording media, or One or more of capacity, type of recording media mounted, recording reservation information including a recording channel and recording time, a connection state between the recording / reproduction devices, and a connection state between the recording / reproduction device and the display device. It is like that,
By synthesizing information such as the model and performance of the recording / reproducing apparatus, the status of the medium to be mounted, and the like, it is possible to perform more detailed scheduling of recording reservation.

According to a ninth aspect of the present invention, there is provided a video / video
In the playback system, data input means for inputting information for editing a recording schedule and recording reservation of a program relating to a plurality of recording / reproducing devices, Recording schedule management means for organizing schedules for assignment to playback devices, and a control signal that can be transmitted to each recording / playback device by a control code corresponding to each recording / playback device. Recording / playback control device having communication means capable of two-way communication capable of receiving information for
While receiving a control signal from the playback control device, a communication means capable of bidirectional communication capable of transmitting information for scheduling a recording schedule, a tuning means for selecting a broadcast program, and video information or Video / audio recording / reproducing means for recording audio information; and identification code setting means for setting its own identification code.
The recording / playback apparatus receives a control signal from the playback control apparatus and performs recording / playback in accordance with the recording schedule. The recording / playback control apparatus performs composition and management operations of the recording schedule. In addition, the recording / reproducing device can perform the reproducing operation and the recording / reproducing apparatus can manage the recording schedule.

According to a tenth aspect of the present invention, in the recording / reproduction system according to the ninth aspect, a plurality of recording / reproduction devices are connected to one recording / reproduction control device, and the one recording / reproduction control device is provided. The recording / playback control device individually controls the plurality of recording / playback devices using the identification code, and optimally executes a recording reservation operation according to the performance and status of each recording / playback device. Has the effect of being able to.

According to an eleventh aspect of the present invention, in the recording / reproduction system according to the fifth or tenth aspect, the plurality of recording / reproduction devices have different control codes for each recording / reproduction device. It is possible to assign different control codes, and it has an effect that a complicated recording reservation schedule can be managed.

According to a twelfth aspect of the present invention, in the recording / reproducing system according to the fourth or fifth aspect or the ninth to twelfth aspects, the information for organizing the recording schedule comprises a recording / reproducing apparatus. Model, function of recording / playback device, performance of recording / playback device, presence / absence of recording media, recordable time or capacity of mounted recording media, recorded time or capacity of mounted recording media, Unrecorded time or capacity of installed recording media, type of installed recording media, recording reservation information including recording channel and recording time, connection status between recording and playback devices, between recording and playback devices and display devices The connection state of any one or more of
By synthesizing information such as the type and performance of the playback apparatus and the status of the medium to be mounted, it is possible to perform more detailed recording reservation scheduling.

According to a thirteenth aspect of the present invention, in the recording / reproduction control device according to the first or second or sixth aspect, a display device, a control code for each recording / reproduction device, and each recording / reproduction device are displayed. It has a memory to store the connection status between the devices, and displays the video and audio signals from the recording / playback device specified for playback by the control signal from the recording / playback control device so that they are selected and displayed simultaneously with the playback. The control signal is transmitted to the apparatus, and has an effect that the user can further know the contents of the reproduced program by the reproduction processing.

According to a fourteenth aspect of the present invention, there is provided a recording / reproducing system comprising: a channel selecting means for selecting a broadcast program; a video / audio recording / reproducing means for recording video information or audio information; Identification code setting means for setting an identification code of each of the plurality of recording / playback devices, each of which has a different control code for each recording / playback device, or can be assigned a different control code, and a recording / playback control device. A display device having at least a receiving unit for receiving a control signal and a display control unit for switching a video / audio input by controlling a switch based on a control signal from a recording / playback control device received by the receiving unit, Data input means for inputting information for editing a recording schedule and recording reservation of a program for a plurality of recording / reproducing devices, and inputting information based on the information for editing a recording schedule. Recording schedule management means for organizing a schedule of allocation of the set recording reservation to each recording / playback apparatus, transmission means for transmitting a control signal to each recording / playback apparatus by a control code corresponding to each recording / playback apparatus, It has a display device, a memory for storing a control code for each recording / reproducing device, and a connection state between each recording / reproducing device and the display device, and a recording / reproducing device for which reproduction is designated by a control signal from the recording / reproducing control device. It consists of a recording / playback control device that sends a control signal to the display device so that video and audio signals from the playback device are selected and displayed at the same time as playback, and can be specified without manually switching the display each time. The display of the display device can be switched in accordance with the reproduction of the video from the recording / reproducing device.

According to a fifteenth aspect of the present invention, there is provided a recording / reproducing apparatus, comprising: a channel selecting means for selecting a broadcast program; a video / audio recording / reproducing means for recording video information or audio information; A memory for storing a control code for each playback device, a connection state between each recording and playback device, and a recording reservation, and a recording schedule management means for organizing a schedule for allocating the recording reservation to each recording and playback device. It is provided internally and has the effect of enabling control of recording / reproduction of another slave recording / reproducing device as a master device.

According to a sixteenth aspect of the present invention, there is provided a recording / reproducing system comprising: a channel selecting means for selecting a broadcast program; a video / audio recording / reproducing means for recording video information or audio information; A memory for storing a control code for each playback device, a connection state between each recording / playback device, and a recording reservation; and a recording schedule management means for organizing a schedule for assigning the recording reservation to each recording / playback device. Internal recording / reproducing apparatus on the master side, receiving means for receiving a control signal from the recording / reproducing apparatus on the master side, channel selecting means for selecting a broadcast program, and recording video information or audio information Video and audio recording and playback means, comprising an identification code setting means for setting its own identification code,
It is composed of a slave recording / reproducing device that receives a control signal from the master recording / reproducing device according to the identification code and performs recording / reproducing according to a recording schedule. While the device is equipped with a time-measuring unit, the recording / reproducing device on the slave side uses a recording / reproducing device without a time-measuring device. The recording / reproducing schedule is managed, and when the recording time comes, it is possible to transmit a control signal from the master device to the slave device to perform recording.

According to a seventeenth aspect of the present invention, there is provided a recording / reproducing control device which includes a time switch and a matrix switch for switching input / output of a plurality of video / audio signals, and a recording reservation for each recording / reproducing device. Schedule management means for organizing a schedule of allocation, control means for controlling a plurality of recording / playback apparatuses, and transmission means for transmitting a control signal to each recording / playback apparatus by a control code corresponding to each recording / playback apparatus. And schedules recording and playback of a plurality of recording and playback devices based on the recording reservation,
It controls the recording and playback of each recording and playback device, and controls the switching of the input and output of video and audio signals without increasing the input and output terminals of each recording and playback device and display device by controlling the matrix switch. Has the effect of making it possible to

The invention according to claim 18 of the present invention provides a recording / reproducing system with a time switch and a matrix switch for switching input / output of a plurality of video / audio signals, and recording reservation for each recording / reproducing apparatus. Schedule management means for organizing a schedule of allocation, control means for controlling a plurality of recording / playback apparatuses, and transmission means for transmitting a control signal to each recording / playback apparatus by a control code corresponding to each recording / playback apparatus. Have multiple recordings based on the recording schedule
Schedule the recording and playback of the playback device, and
A recording / playback control device for controlling a matrix switch to control the input / output of video / audio signals while controlling the recording / playback of the playback device, a tuning unit for selecting a broadcast program, and video information Or video recording audio information
A plurality of recording / reproducing devices each including an audio recording / reproducing unit, an identification code setting unit for setting an own identification code, a receiving unit for receiving a control signal from a recording / reproducing control device, and a recording / reproducing unit received by the receiving unit; A display control unit that controls a switch based on a control signal from the playback control device to switch input of video / audio, and a display device having at least a plurality of recording / playback devices or a plurality of recording / playback devices. Recordings
This has the effect that scheduled recording can be performed by switching the input and output of video and audio signals between the playback device and the display device with the matrix switch of the recording and playback control device.

Hereinafter, an embodiment of the present invention will be described with reference to FIG.
This will be described with reference to FIG.

(Embodiment 1) FIG. 1 is a block diagram showing a connection relationship between a recording / reproduction control device, a recording / reproduction device, and a display device according to a first embodiment of the present invention, and FIG. FIG. 3 is a block diagram illustrating a detailed configuration of the recording / playback control device according to the first embodiment. FIG. 3 is a block diagram illustrating a detailed configuration of the recording / playback device according to the first embodiment of the present invention. FIG. 2 is a block diagram illustrating a detailed configuration of the display device according to the first embodiment of the present invention. In FIG. 1, reference numeral 101 denotes a distributor, 102 to 104 are recording / reproduction devices, 105 is a recording / reproduction control device, 106 is a display device, 110 to 113 and 118 to 120 are video / audio signals for flowing video / audio signals. 2, 114 to 117 are control signal lines, and in FIG. 2, reference numeral 105 is a recording / playback control device, 201 is a transmission unit, 202 is a recording schedule management unit, 203 is an operation input unit, 204 is a display unit, and 211 to 2
Reference numeral 13 denotes a signal line, in FIG. 3, reference numeral 301 denotes a recording / playback apparatus, 302 denotes an identification code setting unit, 303 denotes a receiving unit,
304 is a tuner, 305 is a device control unit, 306 is a clock unit, 307 is a video / audio recording / reproducing unit, 308 is a switch, 309 is a character generation unit, 310 is a video / audio signal line,
311 to 314 and 317 to 319 are control signal lines, 3
15, 320, 323 are audio signal lines, 316, 321,
322, 324 are video signal lines, and in FIG.
6 is a display device, 401 is an identification code setting unit, 402 is a receiving unit, 403 is a display control unit, 404 is an audio output unit,
05 is a character generation unit, 406 is a switch, 407 is a video display unit, 410, 414 to 417, 420 and 422 are control signal lines, 411 to 413 video and audio signal lines, 418
Represents an audio signal line, and 419 and 421 represent video signal lines.

The operation of the recording / playback control device, recording / playback device, and display device configured as described above will be described below. FIG. 1 shows a case where scheduled recording is performed using three recording / playback devices. First, the operation of scheduled recording will be briefly described with reference to FIG.

Video signal 1 received by CATV or antenna
10 (generally, a signal in which a video signal, an audio signal, and data are multiplexed, but will be referred to as a video signal here for simplicity) is distributed by a distributor 101 and is divided into a signal line 11.
The data is input to each recording / reproducing device via 1 to 113. The recording / playback control device 105 automatically adjusts the recording reservation schedule of each recording / playback device when information on each recording / playback device is input in addition to the information necessary for the recording reservation. After confirming the schedule adjustment result, signal line 1
The recording reservation data is transmitted to each recording / reproducing device via 14 to 116. The recording reservation status at this time is indicated by a signal line 117.
, An instruction for display switching control is sent to the display device 106 via the CPU, and a video signal from the corresponding recording / reproducing device is selected from the video signals 118 to 120, and a video can be displayed and confirmed. These signal lines 114 to 117 are virtual, and may actually use wireless communication using infrared light or the like. When the start time of the reserved program comes, the recording / reproducing apparatuses 102 to 104 record video / audio of the designated channel.

Here, the operation of the recording / playback control device will be described in more detail with reference to FIG. The operation of the recording / playback device at this time will be described with reference to FIG. First, when receiving the control information 325 regarding the recording reservation and the device control transmitted from the recording / playback control device, the receiving unit 303 checks the identification code received from the identification code setting unit 302 via the signal line 422, and If it is determined that the control information given to the device control unit 305 itself, the content is passed to the device control unit 305 via the signal line 312. here,
When there are a plurality of recording / playback apparatuses, a code for identifying the apparatus from other apparatuses is set in advance by the identification code setting means 302 in order to send control information only to a specific apparatus. In this case, the same setting is made on the recording / playback control device side.
The identification code is set by selection from a DIP switch or a menu screen. If the received message is a recording reservation request, the device control unit 305 transmits the recording reservation data and the like to a signal line 319.
To the character generation unit 309 via The character generation unit 309 converts the received character information into a video signal and outputs the video signal to the video signal line 322.

The device control unit 305 also controls the signal line 318 based on the control information received from the recording / playback control device.
The switch 308 issues an instruction to switch the switch 308 through the switch 308. The switch 308 outputs the video signal 322 output from the character generator 309 or the video signal 321 and the audio signal 320 output from the video / audio recording / reproducing unit 307. The output is output to a video signal line 324 and an audio signal line 323. Further, in the device control unit 305, the signal line 313
The recording start and end times are set in the timer means 306 via. The timer 306 holds the difference between the current time and the current time in the memory, and counts the time by subtracting a fixed value from the value of the memory for each unit time. When the difference becomes 0, the time is measured via the signal line 313. Notify the device control unit. The device control unit 305 sends a recording instruction to the video / audio recording / reproducing unit 307 via the signal line 317 when the recording start time is notified, and sends a signal to the video / audio recording / reproducing unit 307 when the recording end time is notified. A stop instruction is sent via line 317. At the time of recording, a designated channel setting instruction is sent from the device control unit 305 to the tuner 304 via the signal line 314, and based on this, the tuner 304
Then, the video signal of the specified channel is separated from the video signal from the video signal line 310, and the video signal and the audio signal are output to the video signal line 316 and the audio signal line 315, respectively.

The operation of the display device at this time will be described with reference to FIG. In the display device 106, an identification code for identifying the device is set in advance by the identification code setting means 401 in the same manner as the recording / playback device. Receiver 4
In 02, when the control information 410 relating to the recording reservation and the device control transmitted from the recording / playback control device is received, the identification code received from the identification code setting means 401 via the signal line 422 is confirmed. If it is determined that the information is allocated to itself, the content is passed to the display control unit 414 via the signal line 414. The display control unit 414 issues a switching instruction to the switch 406 via the signal line 415 based on control information from the recording / playback control device.
As a result, the switch 406 transmits the video signal 421 from the character generation unit 405 or the video / audio signal 411 to 413 from each recording / reproducing device to the video signal line 4.
19. Output to the audio signal line 418. Video display unit 407
Then, the video of the video signal line 419 is displayed on the monitor, and the audio output unit 404 reproduces and outputs the audio of the audio signal line 418.

(Embodiment 2) FIG. 5 is a diagram showing a configuration of a recording / playback control device according to a second embodiment of the present invention.
FIG. 6 is a diagram showing a configuration of a recording / playback device according to the second embodiment of the present invention. The connection relationship between the recording / playback control device, the recording / playback device, and the display device in the second embodiment of the present invention is the same as in FIG. 1 of the first embodiment of the present invention, and the configuration of the display device is also This is the same as FIG. 4 of the first embodiment. Also, regarding the configuration of the recording / playback control device, the transmitting unit 201 in FIG.
The configuration is the same as that of the first embodiment except that the recording / reproducing apparatus is configured as described above.
6 is the same as the first embodiment except that the transmission / reception unit 603 in FIG. FIG. 7 shows the second embodiment of the present invention.
FIG. 10 is a diagram showing exchange of control information between the recording / playback control device and each recording / playback device in the embodiment. 5, reference numeral 501 denotes a transmission / reception unit, 502 denotes a recording schedule management unit, 503 denotes an operation input unit, 504 denotes a display unit,
Numerals 11 to 513 are signal lines, 601 in FIG. 6 is a recording / reproducing device, 602 is an identification code setting unit, 603 is a receiving unit, 6
04 is a tuner, 605 is a device control unit, 606 is a clock unit, 607 is a video / audio recording / playback unit, 608 is a switch, 609 is a character generation unit, 6001 is a media type detection unit, 610 is a video / audio signal line, and 611. 614 and 617 to 619, 631 are control signal lines, 615, 62
0, 623 are audio signal lines, 616, 621, 622, 6
Reference numeral 24 denotes a video signal line.

The operation of the recording / playback control device, recording / playback device, and display device configured as described above will be described below. FIG. 1 shows a case where scheduled recording is performed using three recording / playback devices. In the present embodiment, each of the recording / reproduction devices 102 to 104 and the recording / reproduction control device 105 is the same as FIG. 1 except that it has a transmission / reception function. This will be described in detail with reference to FIGS. In the recording / playback control device of FIG. 5, in addition to data such as a channel, a start time, an end time, and image quality at the time of recording, which are necessary for recording reservation of a program to be reserved for recording in accordance with the display on the display unit 504 from the operation input unit 503. Then, data such as the number of recording / playback devices to be used is input. Model, function, performance of each recording / playback device, presence or absence of recording media, recordable time or capacity of attached recording media, recorded time or capacity of attached recording media, attached recording Media unrecorded time or capacity, type of mounted recording media, recording reservation information including recording channel and recording time, connection status between recording / playback device, connection status between recording / playback device and display device, etc. The information for scheduling a recording schedule is obtained by sequentially inquiring each recording / reproducing device via the transmission / reception unit 501 by utilizing the bidirectional communication function.

When the identification code is set by the identification code setting means of the destination device, an identification code corresponding to the identification code set for each device is set.
These input data are stored in the memory and used for creating a schedule in the recording schedule management unit 502. The control code of each recording / playback device is registered in the memory in advance, and the control code of the corresponding device is specified in advance by the operation input unit. Recording schedule management unit 50
In the second section, the length of the reserved program, the time zone, the image quality of the recording,
A recording program and a recording mode are allocated to each device based on the type of tape, the remaining recordable amount, and the like of each recording / reproducing device. The display unit 5 displays the result allocated by the recording schedule management unit 502.
Confirmation is made by the display of 04 or the display of the display device, and if necessary, necessary items are corrected. When the confirmation of the contents of the recording reservation is received by the operation input unit 503, the recording schedule management unit 502 is notified via a signal line 513. Transmission / reception unit 50 via
1 and the transmission / reception unit 501 transmits a control code for each recording / playback device to the recording / playback device. If an identification code of the device is set to avoid erroneous reception of the code between the same models, the device is transmitted with the identification code attached.

The operation of the recording / playback apparatus at this time will be described with reference to FIG. The transmission / reception unit 603 receives the control information 625 regarding the recording reservation and the device control transmitted from the recording / playback control device, and receives the identification code setting unit 60.
2 through the signal line 622, and if it is determined that the received control information is the one allocated to itself, the content is transmitted to the device control unit 6 via the signal line 612.
Hand over to 05. Here, when there are a plurality of recording / reproducing devices, a code for identifying the device from other devices is set in advance by the identification code setting means 602 in order to send control information only to a specific device. In this case, the same setting is made on the recording / playback control device side. The identification code is set by selection from a DIP switch or a menu screen. Device control unit 605
In the case where the received message is an inquiry about the information of the recording / reproducing apparatus (device information request message), information on the type of the currently mounted tape received from the medium type detecting unit 6001 via the signal line 631, video / audio data Information on the recording / reproducing device side, such as the recordable remaining amount of the tape received from the recording / reproducing unit 607 via the signal line 617 and the recording reservation status held in the memory in the device control unit 605, is used as a device information notification message. The signal is passed to the transmission / reception unit 603 via the signal line 612. The transmission / reception unit 603 sends this to the recording / playback control device side to notify it.

When the received message is a recording reservation request, the device control unit 605 holds the recording reservation data and the like in the internal memory and sends it to the character generation unit 609 via the signal line 619. The character generation unit 609 converts the received character information into a video signal and outputs the video signal to the video signal line 622.
The device control unit 605 also controls the switch 6 via a signal line 618 based on control information from the recording / playback control device.
08, the switch 608 switches the video signal 622 output from the character generation unit 609 or the video signal 621 and the audio signal 620 output from the video / audio recording / reproducing unit 607 to the corresponding video signal. The signal is output to a signal line 624 and an audio signal line 623. Further, in the device control unit 605, the timekeeping unit 6 is connected via the signal line 613.
At 06, the recording start and end times are set. Timekeeping means 6
At 06, the difference between each time and the current time is stored in the memory, and the time is measured by subtracting a constant value from the value of the memory for each unit time. When the difference becomes 0, the signal line 613 is displayed.
Is notified to the device control unit 605 via. Device control unit 60
5, when the notification of the recording start time is received, a recording instruction is sent to the video / audio recording / reproducing unit 607 via the signal line 617, and when the notification of the recording end time comes, the signal line 617 is connected to the video / audio recording / reproducing unit 607. Send stop instructions through. At the time of recording, an instruction to set the designated channel is sent from the device control unit 605 to the tuner 604 via the signal line 614, and based on this, the tuner 604 uses the video signal from the video signal line 610 out of the video signal line 610. The video signal and the audio signal of the designated channel are separated and output to the video signal line 616 and the audio signal line 615, respectively.

The operation of the display device at this time is the same as that of the first embodiment of the present invention, and the description is omitted.

Here, messages transmitted and received between the recording / playback control device and each recording / playback device will be described with reference to FIG. FIG. 7 shows an example of a transmission / reception message when the device identification codes ID1 to ID3 are set for the recording / playback devices 1 to 3, respectively. In this case, when a new recording reservation occurs, the recording / playback control device transmits a device information request message (the field in parentheses is a device identification code) to each recording / playback device, and transmits a program to be allocated to each device. Inquires about information necessary for scheduling recording. Each recording / playback device transmits a device information notification message (fields in parentheses are device identification codes and device information in order) to the recording / playback control device, and the type of currently mounted tape, the remaining recordable amount of tape, The information of the recording / reproducing apparatus such as the recording reservation status is notified. This saves the user the trouble of inputting to the recording / playback control device. The recording / playback control device, based on these information,
A recording reservation schedule is set, and a recording reservation request message is transmitted to each recording / playback device. Each field in parentheses of the recording reservation request message indicates a device identification code, a channel, a recording start date and time, a recording end date and time, and a recording mode, respectively. That is, a recording reservation request from the recording / playback control device (ID1, TV1, TS1, TS2, N)
In the message, the terrestrial broadcast T
The V1 channel is requested to be recorded in the recording mode: normal (N) from the start date and time TS1 to the end date and time Te1. In response, a notification message confirming that the recording reservation has been accepted is returned from the recording / reproducing apparatus 1.
Hereinafter, similarly, a recording reservation request message is transmitted to the recording / reproducing apparatuses 2 and 3, and a recording reservation reception message for confirming that the recording reservation has been received is returned from each apparatus. When the user wants to change the reservation on the way, the confirmation is similarly performed by returning a recording reservation change accepting message to the recording reservation change request message. By incorporating a two-way communication function between the recording / playback control device and the recording / playback device in this way, for example, when the recording / playback device fails and the recording reservation acceptance message is not returned, or when the recording end time is reached. When the recording end notification is not returned even after the recording has passed, rescheduling processing such as suddenly changing the recording reservation assigned to the apparatus to another recording / playback apparatus is performed, and recording failure can be avoided.

(Embodiment 3) FIG. 8 is a diagram showing a configuration of a recording / playback apparatus according to a third embodiment of the present invention.
FIG. 11 is a diagram showing a connection relationship between a recording / playback control device, a recording / playback device, and a display device according to the third embodiment of the present invention. FIG. 11 shows a recording / playback schedule according to the third embodiment of the present invention. It is a figure for explaining. The internal configuration of the recording / playback control device 805 in FIG. 9 is the same as the configuration of the recording / playback control device in FIG. 2 according to the first embodiment of the present invention, and the display device 806 in FIG. Is the same as that of the display device shown in FIG. 4 according to the first embodiment of the present invention. 80 in FIG.
1 is a distributor, 802 to 804 are recording / playback devices, 805
Denotes a recording / playback control device, 806 denotes a display device, and 810 to 8
Reference numerals 13 and 817 to 825 denote video / audio signal lines through which video / audio signals flow, 814 to 817 and 826 denote control signal lines, 701 in FIG. 704 is a tuner, 70
5 is a device control unit, 706 is a timing unit, 707 is a video / audio recording / reproducing unit, 708 is a switch, 709 is a character generation unit, 710 and 726 to 730 are video / audio signal lines,
711-714 and 717-719, 732 are control signal lines, 715, 720, 723 are audio signal lines, 716,
Reference numerals 721, 722, and 724 represent video signal lines.

The operation of the recording / playback control device, recording / playback device, and display device configured as described above will be described below. FIG. 9 is a diagram showing a configuration in the case where scheduled recording is performed in cooperation with each other using three recording / playback devices. In the present embodiment, each of the recording / playback devices 802 to 804 and the display device 806 are provided with a reception function. Have only First, the operation will be briefly described with reference to FIG. A video signal 810 received by a CATV or an antenna is distributed by a distributor 801 and input to each recording / reproducing device via signal lines 811 to 813. In the recording / playback control device 805,
When information on each recording / reproducing device other than the information necessary for recording reservation is input, the recording reservation schedule of each recording / reproducing device is automatically adjusted. After confirming the schedule adjustment result, the recording reservation data is transmitted to each recording / reproducing apparatus via the signal lines 814 to 816. The recording reservation status at this time is transmitted to the display device 806 via the signal line 826 to send a display switching control instruction, and a video signal from the corresponding recording / reproducing device is selected from the video signals 819, 822, and 825, The video can be displayed and confirmed. These signal lines 819, 822, and 825 are virtual, and may actually use wireless communication using infrared light or the like. When the start time of the reserved program comes, the recording / reproducing apparatuses 802 to 804 start recording video / audio of the designated channel.

The video / audio output of each recording / reproducing device is connected to the input terminals of the other two recording / reproducing devices as shown in FIG.・
It is possible to make a copy of the audio. By using this function, when it is desired to record a program (such as a serial drama) finally broadcasted in the same series on the same tape, the recording / playback control device 805 temporarily stores the recording / playback.
A recording is performed by the playback device, a schedule is set so that the video is transferred to a target recording / playback device at a vacant time, and the video / audio input / output of each recording / playback device is controlled and editing is automatically performed.

Here, the operation of the recording / playback control device will be described in more detail. The internal configuration of the recording / playback control device 805 in FIG. 9 is the same as that of the diagram showing the configuration of the recording / playback control device in FIG.
In the recording / playback control device of FIG.
Buttons for controlling the recording / reproducing device such as power on / off, recording, reproduction, stop, etc., buttons for switching the monitor display, buttons for specifying the recording / reproducing device, and 10 for specifying the program and recording reservation date and time. Key, etc., according to the display on the display unit 204, the model, function, and performance of each recording / playback device, whether or not a recording medium is attached, the recordable time or capacity of the attached recording medium, and the capacity of the attached recording medium. Recorded time or capacity, unrecorded time or capacity of attached recording media, type of attached recording media, recording reservation information including recording channel and recording time, connection status between recording / playback devices, recording / playback Information for recording schedule composition, such as the connection state between the playback device and the display device and the image quality at the time of recording, is input. When the identification code is set by the identification code setting means of the destination device, an identification code corresponding to the identification code set for each device is set. These input data are stored in the memory and used for creating a schedule in the recording schedule management unit 202.

The control code of each recording / reproducing device is registered in the memory in advance, and the control code of the corresponding device is specified in advance by the operation input unit. The connection state between the recording / playback devices is also specified in advance by the operation input unit. The recording schedule management unit 202 allocates a recording program and a recording mode for each device based on the length of the reserved program, the time zone, the image quality of recording, the type of tape of each recording / reproducing device, the remaining recordable amount, and the like. . Recording schedule management unit 20
The result allocated in step 2 is confirmed on the display of the display unit 204 or the display of the display device, and if necessary, necessary items are corrected. When the confirmation of the recording reservation content is received by the operation input unit 203, the recording schedule management unit 202 is notified via the signal line 213. The recording schedule management unit 202 transmits the determined recording reservation data for each recording / reproducing device to the signal line 211. To the transmission unit 201, and the transmission unit 201 transmits a control code for each recording / playback device to the recording / playback device. If an identification code of the device is set to avoid erroneous reception of the code between the same models, the device is transmitted with the identification code attached.

The operation of the recording / playback apparatus at this time will be described with reference to FIG. Upon receiving the control information 725 relating to the recording reservation and the device control transmitted from the recording / playback control device, the receiving unit 703 receives the identification code setting unit 702.
Confirms the identification code received from the device control unit 70 via the signal line 722 and determines that the received control information is the one allocated to itself.
Hand over to 5. Here, when there are a plurality of recording / playback devices, a code for identifying the device from other devices is set in advance by the identification code setting means 702 in order to send control information only to a specific device. In this case, the same setting is made on the recording / playback control device side. The identification code is set by selection from a DIP switch or a menu screen.

If the received message is a recording reservation request, the device control unit 705 holds the recording reservation data and the like in the internal memory, and also makes the character generation unit 709 via the signal line 719.
Send to The character generation unit 709 converts the received character information into a video signal and outputs the video signal to the video signal line 722.

The device control unit 705 issues an instruction to switch the switch 708 via a signal line 718 based on control information and a recording schedule from the recording / playback control device. Out of the video signal 722 output from the video signal or the video signal 724 and the audio signal 723 output from the video / audio recording / reproducing unit 707.
30 to the corresponding video / audio signal line.

Further, the equipment control unit 705 controls the signal line 7
The recording start and end times and the reproduction start and end times are set in the timer 706 via the timer 13. The timer 706 holds the difference between the current time and the current time in the memory, and counts the time by subtracting a constant value from the value of the memory for each unit time. When the difference reaches 0, the time is measured via the signal line 713. Notify the device control unit 705. Upon receiving the notification of the recording start time, the device control unit 705 issues a switching instruction to the switch 700 via the signal line 732, and the switch 700 issues a video signal 716 from the tuner 704 based on the recording schedule. And audio signal 715 or video / audio signal 72 from the other two recording / playback devices
6, 727 is selected, and the video signal line 7 is selected.
21 and an audio signal line 720. At the same time, the video / audio recording / playback unit 7
A recording instruction is sent to the video / audio recording / playback unit 707 via a signal line 717 when a recording instruction is sent to the video / audio recording unit 707. Similarly, when the playback start notification and the playback end notification are received, the video / audio recording / playback unit 707 is given a playback instruction via the signal line 717,
Send stop instruction. In the video / audio recording / playback unit 707,
When a recording instruction is received, recording of video / audio on the video signal line 721 and the audio signal line 720 is started, and the recording is terminated by a stop instruction. When the video / audio recording / reproducing unit 707 receives a reproduction instruction from the device control unit 705 via the signal line 717, the tape is rewound to a specified position.
Alternatively, the content is sent to perform cueing and the reproduction is started, and the reproduction is terminated by a stop instruction. When recording is performed in conjunction with another recording / playback apparatus, it goes without saying that the precision of the recording can be improved by controlling the common synchronization signal and the time code.

When the recording target is a program recording from the tuner 704, the device control unit 705 sends a designated channel setting instruction to the tuner 704 via the signal line 714. The video of the specified channel is separated from the video signal from the video signal line 710 to separate the video signal line 716 and the audio signal line 715.
Output a video signal and an audio signal, respectively. In addition,
The operation of the display device at this time is the same as the description of the first embodiment of the present invention, and the description is omitted.

Here, an example of a method of scheduling recording reservation using three recording / playback apparatuses will be described with reference to FIG. The upper part of FIG. 11 shows a program to be reserved for recording and a relationship between a channel broadcasting the program and a broadcast time zone. (1)-(7)
And the same hatching is applied to programs of the same series (serial drama, etc. In this example, (1) to
(3), (4) and (5)). In addition, it is assumed that tapes of the same capacity are mounted on the recording / reproducing apparatuses 1 to 3. When the programs to be reserved for recording have such a relationship, the recording schedule management unit 502 first allocates the recording reservation of the program (1) to the recording / reproducing apparatus 1 and then is in the same time zone (4). , (6), and (7), a recording reservation is allocated to each of the three recording / reproducing apparatuses 1 to 3. Next, the recording of (7) recorded on the recording / reproducing apparatus 1 is reproduced until the recording of (4) and (7) is completed, and thereafter the recording of (2) is started. 3, a reproduction and recording reservation is assigned to each device so as to copy to the third device. Further, a recording reservation for the program (2) and (3) is allocated to the recording / reproducing apparatus 1, and a recording reservation for the program (5) is allocated to the recording / reproducing apparatus 2, respectively. This makes it possible to record a series of programs on the same tape and to maximize the recording time of the tape.

(Embodiment 4) FIG. 1 is a diagram showing a connection relationship between a recording / reproduction control device, a recording / reproduction device, and a display device according to a fourth embodiment of the present invention, and FIG.
FIG. 3 is a diagram showing a configuration of a recording / playback control device according to the embodiment of the present invention, FIG. 3 is a diagram showing a configuration of a recording / playback device according to the fourth embodiment of the present invention, and FIG. FIG. 2 is a diagram illustrating a configuration of a display device according to an embodiment. Recording / playback control device and recording / playback device according to the fourth embodiment,
The connection relationship of the display device and the configuration of the recording / playback control device,
The configuration of the recording / playback device and the configuration of the display device are the first of the present invention.
The operation of the recording / reproducing apparatus and the display apparatus is the same as that of the first embodiment.

The fourth embodiment of the present invention is basically the same as the first embodiment of the present invention in the configuration and operation of the recording / playback control device, but differs in the following points. Therefore, the difference will be described. In the recording / playback control device shown in FIG. 2, an operation input unit 203 is used to control a recording / playback device such as power on / off, recording, playback, stop, etc., to switch a monitor display, and to designate a recording / playback device. Button, and a ten key for designating a program or a recording reservation date and time. Here, when a user plays back a video of a recording / playback device, it is almost always the case that the user wants to watch or needs to watch the video. As the next operation following the instruction, a procedure of designating and displaying a video signal line from the recording / reproducing device on the display device is taken, which is very complicated. This can be said not only in the case of reproduction, but also in the case of confirming the recording reservation of a specific recording / reproducing apparatus.

Therefore, in the present embodiment, each recording
The connection relationship between the playback device and the display device is input from the operation input unit 203, and when a certain recording / playback device is specified from the operation input unit 203 and playback is instructed, the recording schedule management unit 202 determines the connection state. From the display device 100 to determine the video and audio signal line to be switched, and transmits a control signal to the recording and playback device via the transmission unit 201 to instruct playback, and also to the display device 100,
A control signal is transmitted via the transmission unit 201, and an instruction is given to select and display a video signal line from the recording / reproducing apparatus. The same applies to the case of confirming the recording reservation of a specific recording / playback device.

(Fifth Embodiment) FIG. 9 is a diagram showing a connection relationship between a recording / reproduction control device, a recording / reproduction device, and a display device according to a fifth embodiment of the present invention, and FIG. FIG. 11 shows a configuration of a recording / playback apparatus according to the fifth embodiment. FIG. 11 shows a recording / playback apparatus according to the fifth embodiment of the present invention.
It is a figure for explaining a schedule of reproduction. The internal configuration of the recording / playback control device 805 in FIG. 9 is the same as that of the configuration of the recording / playback control device in FIG. 5 according to the second embodiment of the present invention, and the display device 80 in FIG.
The internal configuration of the display device 6 is the same as that of the display device of FIG. 4 according to the first embodiment of the present invention. FIG.
801 is a distributor, 802 to 804 are recording / playback devices,
805 is a recording / playback control device, 806 is a display device, 81
Reference numerals 0 to 813 and 817 to 825 denote video / audio signal lines through which video / audio signals flow, 814 to 817 and 826 denote control signal lines, 901 in FIG. Unit, 904 is a tuner, 905 is a device control unit, 906 is a clock unit, 907
Is a video / audio recording / playback unit, 908 is a switch, 909 is a character generation unit, 9001 is a media type detection unit, 910 and 926 to 930 are video / audio signal lines, 911 to 91
4 and 917 to 919, 931 and 932 are control signal lines, 915, 920 and 923 are audio signal lines, and 916 and 9
21, 922, and 924 represent video signal lines.

The operation of the recording / playback control device, recording / playback device, and display device configured as described above will be described below. FIG. 9 is a diagram showing a configuration in the case where scheduled recording is performed in cooperation with each other using three recording / playback devices. In the present embodiment, each of the recording / playback devices 802 to 804 and the recording / playback control device 805 Each have a sending and receiving function. First, the operation will be briefly described with reference to FIG. CA
A video signal 810 received by a TV or an antenna is
01 and each recording / recording via signal lines 811 to 813.
Input to the playback device. Recording / playback control device 805
Then, when information on each recording / reproducing device other than the information necessary for recording reservation is input, the recording reservation schedule of each recording / reproducing device is automatically adjusted. After confirming the schedule adjustment result, each recording /
The recording reservation data is transmitted to the playback device. At this time, an instruction for switching the display is sent to the display device 806 via the signal line 826, and the video signal 819, 822, 8
The user can select a video signal from the corresponding recording / reproducing device from among 25 and display and confirm the video. These signal lines 819, 822, and 825 are virtual, and may actually use wireless communication using infrared light or the like. Recording
The playback devices 802 to 804 record video / audio of the designated channel when the start time of the reserved program comes.

The video / audio output of each recording / reproducing device is connected to the input terminals of the other two recording / reproducing devices as shown in FIG.・
It is possible to make a copy of the audio. Using this function, when it is desired to record a program finally broadcast in the same series on the same tape, the recording / playback control device 805 temporarily records the program on a certain recording / playback device, Set a schedule to transfer to the target recording / playback device at the time of
It controls audio input and output and automatically performs editing.

Here, the operation of the recording / playback control device will be described in more detail. The internal configuration of the recording / playback control device 805 in FIG. 9 is the same as the diagram showing the configuration of the recording / playback control device in FIG. 5, and will be described with reference to FIG.

In the recording / playback control apparatus shown in FIG. 5, the channel, start time, end time, image quality at the time of recording, and the like necessary for recording reservation of a program to be reserved for recording in accordance with the display on the display unit 504 from the operation input unit 503. In addition to the data, data such as the number of recording / playback devices to be used is input. Data such as the type of tape attached to each recording / reproducing device and the remaining recordable amount of the tape is acquired by inquiring sequentially to each recording / reproducing device via the transmission / reception unit 501 utilizing the bidirectional communication function. . When the identification code is set by the identification code setting means of the destination device, an identification code corresponding to the identification code set for each device is set. These input data are stored in the memory and used for creating a schedule in the recording schedule management unit 502. The control code of each recording / playback device is registered in the memory in advance, and the control code of the corresponding device is specified in advance by the operation input unit. The connection state between the recording / playback devices is also specified in advance by the operation input unit.

The recording schedule management unit 502 includes a reserved program length, a time zone, a recording quality, a tape type of each recording / reproducing device, a recordable remaining amount, a connection state between the recording / reproducing devices, and the like. Then, a recorded program and a recording mode are allocated to each device. The result assigned by the recording schedule management unit 502 is confirmed on the display of the display unit 504 or the display of the display device, and if necessary, necessary items are corrected. When the confirmation of the contents of the recording reservation is received by the operation input unit 503, the recording schedule management unit 502 is notified via the signal line 513, and the recording schedule management unit 502 transmits the determined recording reservation data for each recording / reproducing device to the signal line 511. And transmits the control code for each recording / reproducing device to the recording / reproducing device. If an identification code of the device is set to avoid erroneous reception of the code between the same models, the device is transmitted with the identification code attached.

The operation of the recording / playback apparatus at this time will be described with reference to FIG. The transmission / reception unit 903 performs recording /
Upon receiving control information 925 relating to recording reservation and device control sent from the playback control device, the identification code setting means 9
From 02, the identification code received via the signal line 922 is confirmed, and if it is determined that the received control information is appropriate for itself, the content is transferred to the device control unit 905 via the signal line 912. Here, if there are multiple recording / playback devices,
In order to send control information only to a specific device, a code for identifying the device from other devices is set in advance by the identification code setting means 902. In this case, the same setting is made on the recording / playback control device side. The identification code is set by selection from a DIP switch or a menu screen.

If the received message is an inquiry about the information on the recording / reproducing device (device information request message), the device control unit 905 checks the currently mounted tape received from the media type detecting unit 9001 via the signal line 931. Type information, video / audio recording / playback unit 907 to signal line 9
The information on the recording / reproducing apparatus, such as the remaining recordable amount of the tape received via the device 17 and the recording reservation status held in the memory in the device control unit 905, is transmitted and received via the signal line 912 as a device information notification message. Pass it to the unit 903. The transmission / reception unit 903 sends this to the recording / playback control device side and notifies it. When the received message is a recording reservation request, the device control unit 905 holds the recording reservation data and the like in the internal memory and sends it to the character generation unit 909 via the signal line 919. The character generation unit 909 converts the received character information into a video signal and outputs the video signal to the video signal line 922.

Further, the device control section 905 issues an instruction to switch the switch 908 via the signal line 918 based on the control information and the recording schedule from the recording / playback control device. Of the video signal 922 output from the video / audio recording / reproducing unit 907 and the video / audio signal line 928-9
30 to the corresponding video / audio signal line.

Further, the equipment control unit 905 controls the signal line 9
The recording start and end times and the reproduction start and end times are set in the timer 906 via the timer 13. The timer 906 holds the difference between the current time and the current time in the memory and subtracts a constant value from the value of the memory for each unit time to time the time. The device control unit 905 is notified. Upon receiving the notification of the recording start time, the device control unit 905 issues a switching instruction to the switch 900 via a signal line 932, and the switch 900 issues a video signal 916 from the tuner 904 based on the recording schedule in response to the switching instruction. And audio signal 915 or video / audio signal 92 from the other two recording / playback devices
6 and 927 are selected, and the video signal line 9 is selected.
21 and an audio signal line 920.

At the same time, the device control unit 905 sends a recording instruction to the video / audio recording / reproducing unit 907 via the signal line 917, and when a notification of the recording end time comes, the video / audio recording / reproducing unit 907 sends a signal. A stop instruction is sent via line 917. Similarly, when the reproduction start notification and the reproduction end notification are received, the video / audio recording / reproducing unit 9 via the signal line 917 is received.
07, a reproduction instruction and a stop instruction are sent. Upon receiving the recording instruction, the video / audio recording / reproducing unit 907 starts recording the video / audio on the video signal line 921 and the audio signal line 920, and ends the recording in response to the stop instruction. Also, when the video / audio recording / reproducing unit 907 receives a reproduction instruction from the device control unit 905 via the signal line 917, the tape is rewound or fed to a specified position to start playback and start reproduction. Then, the reproduction is terminated by a stop instruction. When recording is performed in conjunction with another recording / playback apparatus, it goes without saying that the precision of the recording can be improved by controlling the common synchronization signal and the time code.

When the recording target is a program recording from the tuner 904, the device control unit 905 sends a designated channel setting instruction to the tuner 904 via the signal line 914, and based on the instruction, the tuner 904 determines The video of the specified channel is separated from the video signal from the video signal line 910 to separate the video signal line 916 and the audio signal line 915.
Output a video signal and an audio signal, respectively. In addition,
The operation of the display device at this time is the same as the description of the first embodiment of the present invention, and the description is omitted.

Here, by performing the same schedule control as described with reference to FIG. 11 in the third embodiment, according to the present invention, it is possible to realize only by individually performing recording by a plurality of recording / reproducing apparatuses. It is not possible to realize efficient recording / editing work that makes full use of the recording / playback functions of a plurality of recording / playback devices.

(Embodiment 6) FIG. 12 is a diagram showing a connection relationship among a remote control device, a master recording / reproducing device, a slave recording / reproducing device, and a display device according to a sixth embodiment of the present invention. 13 is a diagram illustrating a configuration of a remote control device according to a sixth embodiment of the present invention, FIG. 14 is a diagram illustrating a configuration of a master-side recording / playback device according to the sixth embodiment of the present invention, and FIG. It is a figure showing the composition of the slave side recording and reproducing device in a 6th embodiment of the invention. The internal configuration of the display device 1106 in FIG. 12 is the same as the configuration of the display device in FIG. 4 according to the first embodiment of the present invention.

In FIG. 12, reference numeral 1101 denotes a distributor,
1102 to 1104 are recording / playback devices, 1105 is a remote control device, 1106 is a display device, and 110 to 111
Reference numerals 3116 and 1116 to 1124 denote video / audio signal lines through which video / audio signals flow, 1114 and 1115 denote control signal lines, and in FIG. 13, reference numeral 1201 denotes a transmission unit; 1202, a control unit; 1203, an operation input unit; Department, 121
5 is a remote control device, 1211 to 1213 are signal lines,
14, reference numeral 1301 denotes a master recording / reproducing device, 1302 denotes an identification code setting unit, 1303 denotes a receiving unit, 1304 denotes a tuner, 1305 denotes a recording schedule management / device control unit, 1306 denotes a clock unit, and 1307 denotes video / audio. Recording / reproduction unit, 1308 is a switch, 1309 is a character generation unit, 1300 is a switch, 13001 is a media type detection unit, 13002 is a transmission / reception unit, 1310, 13
28 to 1330, 1333 and 1334 are video / audio signal lines, 1311 to 1314 and 1317 to 1319, 1
326, 1327, 1331, and 1332 are control signal lines,
1315, 1320, 1323 are audio signal lines, 131
6, 1321, 1322 and 1324 are video signal lines, and FIG.
5, reference numeral 1401 denotes a slave recording / reproducing device, 1404 denotes a tuner, 1405 denotes a device control unit, and 14 denotes a device control unit.
07 is a video / audio recording / reproducing unit, 1408 is a switch, 1
300 is a switch, 14001 is a media type detection unit,
1410, 1426 to 1430 are video / audio signal lines, 1
411-1412, 1414 and 1417-141
8, 1431 to 1434 are control signal lines;
20, 1423 are audio signal lines, 1416, 1421, 1
424 represents a video signal line.

The operation of the recording / playback control device, recording / playback device, and display device configured as described above will be described below. FIG. 12 shows a configuration in which scheduled recording is performed in cooperation with each other using three recording / playback apparatuses. First, the operation will be briefly described with reference to FIG.

Video signal 1 received by CATV or antenna
110 are distributed by the distributor 1101 and the signal lines 1111 to 1111
The data is input to each recording / reproducing device via 1113.
In the remote control device 1105, information on each recording / playback device other than information necessary for recording reservation is input. From the remote controller 1105, the signal line 1
The recording reservation data and control information are transmitted to the master-side recording / playback apparatus 1102 via 114. This signal line 111
Reference numeral 4 is a virtual one, and a wireless communication using infrared light or the like may be used in practice. The master recording / reproducing device 1102 sets a recording schedule from the reservation information and the like received from the remote control device 1105. The contents of the recording reservation at this time are output to the video signal line 1118 and
An instruction for display switching control is sent to the display device 1106 via the display device 15, and the schedule adjustment result is displayed as an image. If there is no problem with the displayed schedule adjustment result, a confirmation notice is transmitted from the remote control device 1105 to the master recording / reproducing device 1102. The master recording / reproducing apparatus 1102 receives this result and manages the schedule by using an internal clocking means.
Instructions for recording start / end and reproduction start / end are given via the terminal 15. The recording / reproducing devices 1102 to 1104 record and reproduce the specified video / audio based on these instructions.

Since the video / audio output of each recording / reproducing device is connected to the input terminals of the other two recording / reproducing devices as shown in FIG.・
It is possible to make a copy of the audio. When it is desired to use this function to record a program finally broadcast in the same series on the same tape, the master recording / reproducing device 1102 temporarily records the program on a certain recording / reproducing device, and makes a recording. It is also possible to set up a schedule so that the video is transferred to the target recording / reproducing device at the specified time, control the input / output of video / audio of each recording / reproducing device, and automatically perform editing.

First, the operation of the remote control device 1105 will be described in more detail with reference to FIG. In the remote control device 1105 shown in FIG. 13, a channel, a start time, and a channel necessary for recording reservation of a program to be reserved for recording according to the display on the display unit 1204 from the operation input unit 1203 are displayed.
Data such as an end time and image quality at the time of recording are input.
Further, the number of recording / reproducing apparatuses to be used and the connection state between the apparatuses are specified in advance from the operation input unit 1203. The input data is sent to the transmission unit via the signal line 1211 as a control message for the master side recording / playback device by the control unit 1202 as appropriate.
1 is sent to the master recording / playback apparatus. Based on this, the recording schedule created by the master-side recording / reproducing device is confirmed on the display of the display device, and if necessary, the necessary items are corrected from the operation input unit 1203. When the operation input unit 503 receives the confirmation of the content of the recording reservation, the control unit 1202 via the signal line 1213
The control unit 1202 receives the notification and sends it to the signal line 121 as a control message for the master side recording / playback apparatus.
1 to the transmitting unit, and the transmitting / receiving unit 1201 transmits to the master side recording / playback device.

At this time, the master side recording / reproducing apparatus 11
02 will be described with reference to FIG. FIG.
The media type detection unit 13001 detects whether or not a tape has been mounted in the recording / reproducing apparatus, and detects the type of the mounted tape (eg, recording time). The video / audio recording / reproducing unit 1307 detects the current position of the tape based on the control signal recorded in synchronization with the video signal.
The recording schedule management / device control unit 1305 obtains such information via the signal line 1331 and the signal line 1317, as well as the type of tape mounted on each recording / reproducing device, the remaining recordable amount of tape, and the like. With respect to this information, it sequentially inquires each recording / reproducing device via the transmission / reception unit 13002 and the signal line 1327 based on a predetermined communication protocol to acquire the information, and records them in an internal memory.

Further, the recording schedule management / equipment control unit 1305 determines the number of recording / reproduction devices to be used and the connection status between the devices received from the remote control device by the reception unit 1303, the channel of the program to be reserved for recording, and the like. Information such as a start time, an end time, and image quality at the time of recording is acquired via a signal line 1312. Each time a new recording reservation is received, the length of the reserved program, time period, recording quality,
The presence or absence of a tape in each recording / playback device, the type of tape, the remaining recordable amount (a value calculated from the current tape position or information received from the remote control device),
A recording program and a recording mode are assigned to each device based on the connection state between the playback devices and the like, and the result is output to a signal line 1319 as a character code. The character generation unit 1309 converts the character code into a video signal of a display screen and outputs the video signal to the video signal line 1322. At the same time, the recording schedule management / device control unit 1305 issues a switching instruction to the switch 1308 via the signal line 1318, and
In 308, the character generation unit 13 is executed based on this switching instruction.
An image output 1322 from the terminal 09 is output to an image signal line connected to the display device. From the receiving unit 1303 to the signal line 1
Upon receiving the recording schedule confirmation via 312,
The recording schedule management / device control unit 1305 stores the determined recording reservation content for each recording / playback device in the internal memory.

Recording schedule management / device control unit 130
5, an instruction to switch the switch 1308 is issued via the signal line 1318 on the basis of the control information and the recording schedule from the remote control device in this way. Alternatively, a corresponding one of the video signal 1324 and the audio signal 1323 output from the video / audio recording / reproducing unit 1307 is converted to a video / audio signal line 1328 to 1330.
Is output to the corresponding video / audio signal line.

Further, the recording schedule management / device control unit 1305 controls the timer unit 13 via a signal line 1313.
In 06, a recording start / end time and a reproduction start / end time are set for each recording / reproduction device. The timekeeping means 1306 holds the difference between each time and the current time in a memory, and counts the time by subtracting a fixed value from the value of the memory for each unit time. The recording schedule management / device control unit 1305 is notified.

Recording schedule management / device control unit 130
In 5, upon receiving the notification from the timing means 1306, it is determined whether it is for the master-side recording / playback device or the slave-side recording / playback device, and the slave-side recording / playback device is determined.
If the transmission / reception unit 1300 is for the playback device,
2. Instructions such as recording start / end, reproduction start / end, and display control are sent to each recording / playback device via the signal line 1327. If the notification is for the master side recording / playback apparatus, the notification of the recording start time is received, and the signal line 13 is received.
32, the switch 1300 issues a switching instruction to the switch 1300. The switching instruction instructs the switching of the video signal 1 from the tuner 1304 based on the recording schedule.
Any one of 316 and audio signal 1315 and video / audio signals 1333 and 1334 from the other two recording / reproducing devices is selected and output to video signal line 1321 and audio signal line 1320.

At the same time, the recording schedule management / device control unit 1305 controls the video / audio recording / reproducing unit 13.
A recording instruction is sent to the video / audio recording / reproducing unit 1307 via a signal line 1317 when a recording instruction is transmitted to the video / audio recording / reproducing unit 1307. Similarly, when the reproduction start notification and the reproduction end notification are received, the signal line 13
A reproduction instruction and a stop instruction are sent to the video / audio recording / reproducing unit 1307 via the interface 17. Video / audio recording / playback unit 1
In 307, when the recording instruction is received, the video signal line 1321 is received.
Then, the video / audio recording of the audio signal line 1320 is started, and the recording is ended by the stop instruction. Also, in the video / audio recording / reproducing unit 1307, when a reproduction instruction is received from the recording schedule management / device control unit 1305 via the signal line 1317, the tape is rewound or sent to the specified position to perform cueing. The reproduction is started, and the reproduction is ended by a stop instruction. When recording is performed in conjunction with another recording / playback apparatus, it goes without saying that the precision of the recording can be improved by controlling the common synchronization signal and the time code.

When the recording target is a program recording from the tuner 1304, the recording schedule management / device control unit 13
In step 05, a designated channel setting instruction is sent to the tuner 1304 via the signal line 1314, and based on this, the tuner 1304 separates the video of the specified channel from the video signal from the video signal line 1310 to separate the video. A video signal and an audio signal are output to a signal line 1316 and an audio signal line 1315, respectively. Further, the operation of the display device at this time is the same as the description of the first embodiment of the present invention, and the description is omitted.

Next, the operation of the recording / reproducing apparatus on the slave side will be described with reference to FIG. In FIG. 15, the media type detection unit 14001 detects whether or not a tape is mounted in the recording / playback apparatus, and the type of the mounted tape (such as a recording time). A video / audio recording / playback unit 1407
Detects the current tape position based on the control signal recorded in synchronization with the video signal. Device control unit 14
At 05, these pieces of information are obtained via the signal lines 1431 and 1417, and
Upon receiving an inquiry from the master recording / reproducing apparatus via the transmission / reception unit 14002 and the signal line 1433, the information is provided based on a predetermined communication protocol.

The device control unit 1405 issues an instruction to switch the switch 1408 via the signal line 1418 based on the display control instruction from the master recording / reproducing apparatus. The video signal 1424 and the audio signal 1423 output from the unit 1407 are connected to video / audio signal lines 1428 to 1430.
Is output to the corresponding video / audio signal line. Further, upon receiving a recording start instruction from the master recording / reproducing device, the device control unit 1405 issues a switching instruction to the switch 1400 via the signal line 1432, and
At 400, the tuner 1404 receives the switching instruction.
And audio signals 1416 and 1426 from the other two recording / reproducing devices.
27, and any one of the video signal lines 1421 is selected.
And an audio signal line 1420. At the same time, the device / control unit 1405 controls the video / audio recording / reproducing unit 1
A recording instruction is sent to the video / audio recording / reproducing unit 1407 via the signal line 1417. When a recording instruction is sent to the video / audio recording unit 1407 via the signal line 1417, an instruction to stop recording is sent from the master recording / reproducing apparatus. Similarly, when a playback start notification and a playback end notification are received, a playback instruction and a stop instruction are sent to the video / audio recording / playback unit 1407 via the signal line 1417, respectively.

Upon receiving the recording instruction, the video / audio recording / reproducing unit 1407 starts recording video / audio on the video signal line 1421 and the audio signal line 1420, and ends recording when the stop instruction is given. The video / audio recording / reproducing unit 140
In 7, when a playback instruction is received from the device control unit 1405 via the signal line 1417, the tape is rewound or fed to a specified position to start cueing, playback is started, and playback is ended by a stop instruction. I do. Also, when an instruction to record a program is received from the tuner from the master recording / playback device,
The device control unit 1405 sends a designated channel setting instruction to the tuner 1404 via the signal line 1414, and based on this, the tuner 1404 converts the video of the designated channel among the video signals from the video signal line 1410. The video signal line 1416 and the audio signal line 141 are separated.
5 to output a video signal and an audio signal, respectively. Note that the operation of the display device at this time is the same as the description of Embodiment 1 of the present invention, and thus the description is omitted.

Here, by performing the same schedule control as described with reference to FIG. 11 in the third embodiment, according to the present invention, it is possible to realize only by individually performing recording by a plurality of recording / playback apparatuses. It is not possible to realize efficient recording / editing work that makes full use of the recording / playback functions of a plurality of recording / playback devices.

(Embodiment 7) FIG. 16 is a diagram showing a connection relationship among a remote control device, a recording / playback control device, a recording / playback device, and a display device according to a seventh embodiment of the present invention.
FIG. 17 is a diagram illustrating a configuration of a recording / playback control device according to the seventh embodiment of the present invention, and FIG. 18 is a diagram illustrating a configuration of a recording / playback device according to the seventh embodiment of the present invention.
The internal configuration of the recording / reproducing apparatuses 1502 to 1505 in FIG.
5 is the same as the diagram showing the configuration of the recording / reproducing device on the slave side, and the internal configuration of the remote control device 1506 in FIG. 16 is the same as that shown in FIG.
Is the same as the diagram showing the configuration of the remote control device. The configuration inside the display device 1508 in FIG. 16 is the same as the configuration of the display device in FIG. 4 according to the first embodiment of the present invention.

In FIG. 16, reference numeral 1501 denotes a distributor,
Reference numerals 1502 to 1504 denote recording / playback devices, 1506 denotes a remote control device, 1507 denotes a recording / playback control device, 150
8 is a display device, 1510 to 1514 and 1517 to 1
Reference numeral 125 denotes a video / audio signal line for transmitting a video / audio signal;
Reference numerals 15 and 1516 denote control signal lines. In FIG.
Reference numeral 1601 denotes a recording / playback control device, 16002 denotes a transmission / reception unit, 1603 denotes a reception unit, 1605 denotes a recording schedule management / device control unit, 1606 denotes timekeeping means, 1608 denotes a switch, 1609 denotes a character generation unit, 1612 to 1614 and 1618, 1619, 1626 and 1627 are signal lines, 1622 is a video signal line, 1624 and 1632 to
Reference numerals 1635 and 1636 to 1639 denote video / audio signal lines, and 1625 denotes a control signal line. In FIG. 18, reference numeral 1701 denotes a recording / playback device, 1700 denotes a switch,
7001 is a media type detection unit, 17002 is a transmission / reception unit, 1704 is a tuner, 1705 is a device control unit, 1
707 is a video / audio recording / reproducing unit, 1710, 1726 are video / audio signal lines, 1714, 1717, 1731, 1
732, 1733, 1734 are signal lines, 1715, 17
20, 1723 are audio signal lines, 1716, 1721, 1
Reference numeral 724 denotes a video signal line.

The operation of the remote control device, recording / reproduction control device, recording / reproduction device, and display device configured as described above will be described below. In FIG. 16, 4
This figure shows a configuration in which scheduled recording is performed in cooperation with two recording / playback devices 1502 to 1505 using a recording / playback control device 1507. First, the operation will be briefly described with reference to FIG.

Video signal 1 received by CATV or antenna
510 are distributed by the distributor 1501 and the signal lines 1511 to 1511
The data is input to each recording / reproducing device via 1514.
In the remote control device 1506, information on each recording / playback device other than information necessary for recording reservation is input. From the remote controller 1506, the signal line 1
The recording reservation data and control information are transmitted to the recording / playback control device 1507 via 516. This signal line 1516 is virtual, and may actually use wireless communication using infrared light or the like. The recording / playback control device 1507 creates a recording schedule from the reservation information and the like received from the remote control device 1506. The content of the recording reservation at this time is output to the video signal line 1525, and an instruction for display switching control is sent to the display device 1508 via the signal line 1515, and the schedule adjustment result is displayed as an image. If there is no problem with the displayed schedule adjustment result, the remote control device 1
A confirmation notification is transmitted from 506 to the recording / playback control device 1507. Receiving the result, the recording / playback control device 1507 manages the schedule using an internal time-measuring unit.
Start recording to signal lines 502 to 1505 via signal line 1515
The end and the reproduction start / end are instructed. Recording / playback device 1
At 502 to 1505, recording and reproduction of the specified video / audio are performed based on these instructions.

The input / output of video / audio of each recording / playback device is connected to a recording / playback control device 1507 as shown in the figure, and the recording / playback control device 1507 can arbitrarily switch the connection between input and output. You can do any recording
It is possible to copy video and audio between playback devices. When it is desired to use this function to record a program finally broadcast in the same series on the same tape, the recording / playback control device 1507 temporarily stores a certain recording / playback.
It is also possible to record on a playback device, set a schedule so that it can be copied to a target recording / playback device during a vacant time, and automatically perform editing.

Here, first, the recording / reproduction control device 1507
Will be described in more detail with reference to FIG.
In FIG. 17, the recording schedule management / device control unit 1605
Then, the type of tape mounted on each recording / playback device,
And information about the remaining recordable amount of tape and the like, based on a predetermined communication protocol.
2. It sequentially inquires each recording / reproducing device via the signal line 1627 to obtain information and records them in an internal memory.

Further, the recording schedule management / device control unit 1605 wants to make a recording reservation in addition to the number of recording / playback devices to be used and the connection status with the recording / playback control device received from the remote control device by the receiving unit 1603. Information such as a channel of a program, a start time, an end time, and image quality at the time of recording is acquired via a signal line 1612. Each time a new recording reservation is received, the length of the reserved program, the time zone, the recording quality, the presence or absence of a tape in each recording / reproducing device, the type of tape, the remaining recordable amount (calculated from the current tape position) A recorded program or a recording mode is assigned to each device based on the value obtained or information received from the remote control device), and the result is output to a signal line 1619 as a character code. The character generation unit 1609 converts the character code into a video signal of a display screen and outputs the video signal to the video signal line 1622. In the recording schedule management / device control unit 1605,
At the same time, a switch instruction is given to the switch 1608 via a signal line 1618, and the switch 1608 outputs the video output 1622 from the character generation unit 1609 based on the switch instruction to the video signal line connected to the display device. 16
24. Upon receiving the confirmation of the recording schedule from the receiving unit 1603 via the signal line 1612, the recording schedule management / device control unit 1605 holds the determined recording reservation content for each recording / playback device in the internal memory.

Recording schedule management / device control unit 160
5, an instruction to switch the switch 1608 is issued via the signal line 1618 on the basis of the control information and the recording schedule from the remote control device in this manner. Alternatively, a corresponding one of the video / audio signal 1624 and the audio signals 1632 to 1635 is output to any of the video / audio signal lines 1624 and 1636 to 1639.

Further, the recording schedule management / equipment control unit 1605 controls the timer unit 16 via a signal line 1613.
In 06, a recording start / end time and a reproduction start / end time are set for each recording / reproduction device. The timekeeping means 1606 holds the difference between each time and the current time in a memory, and counts a time by subtracting a constant value from the value of the memory for each unit time. The recording schedule management / device control unit 1605 is notified.

Recording schedule management / device control unit 160
In 5, upon receiving the notification from the timing unit 1606, the transmission / reception unit 16002 and the signal line 1627 send instructions such as recording start / end, reproduction start / end, and display control to the recording / playback apparatus. In addition, a switching instruction is issued to the switch 1608 via the signal line 1618, and the switch 1608 switches the internal matrix switch based on the recording schedule according to the switching instruction to correspond to the video / audio inputs 1632 to 1635, respectively. Connect to video / audio outputs 1624, 1636-1639. Also,
At the same time, the recording schedule management / device control unit 16
At 05, a recording instruction is transmitted to the recording / reproducing apparatus via the transmission / reception unit 16002 and the signal line 1627, and when a notification of the recording end time comes, a stop instruction is transmitted. Similarly, when a playback start notification and a playback end notification are received, a playback instruction and a stop instruction are sent to the recording / playback apparatus via the signal line 1627, respectively. When recording is performed in conjunction with another recording / playback apparatus, it goes without saying that the precision of the recording can be improved by controlling the common synchronization signal and the time code.

Next, the recording / reproducing devices 1502-1505
Will be described in more detail with reference to FIG.
In FIG. 18, the media type detecting unit 17001 performs recording /
The presence or absence of a tape in the playback device, and the type of the mounted tape (recording time, etc.) are detected. The video / audio recording / reproducing unit 1707 detects the current tape position based on the control signal recorded in synchronization with the video signal. The device control unit 1705 obtains such information via the signal line 1731 and the signal line 1717, and also obtains the signal line 1734, the transmission / reception unit 17002, and the signal line 1717.
When there is an inquiry from the recording / playback control device via 33, the information is provided based on a predetermined communication protocol.

Further, the device control unit 1705 controls the signal line 173 based on the display control instruction from the recording / playback control device.
2, an instruction to switch the switch 1700 is issued through the switch 1708.
Video signal 1424 and audio signal 1 output from 07
423 is output to any one of the video / audio signal lines 1428 to 1430.

Further, upon receiving a recording start instruction from the recording / playback control device via the signal line 1734, the transmission / reception unit 17002, and the signal line 1733, the device control unit 1705 switches to the switch 1700 via the signal line 1732. The switch 1700 outputs the video signal 1716 and the audio signal 1715 from the tuner 1704 and the corresponding input signal among the video / audio signals 1726 from the other recording / reproducing devices according to the switching instruction. Line 17
21 and an audio signal line 1720. At the same time, the device control unit 1705 sends a recording instruction to the video / audio recording / playback unit 1707 via the signal line 1717, and
When a recording end instruction is received from the master recording / reproducing apparatus, a stop instruction is sent to the video / audio recording / reproducing unit 1707 via the signal line 1717. Similarly, when the playback start notification and the playback end notification are received, a playback instruction and a stop instruction are sent to the video / audio recording / playback unit 1707 via the signal line 1717, respectively.

Upon receiving the recording instruction, the video / audio recording / reproducing unit 1707 starts recording video / audio on the video signal line 1721 and the audio signal line 1720, and ends recording when the stop instruction is given. The video / audio recording / reproducing unit 170
In 7, when a playback instruction is received from the device control unit 1705 via a signal line 1717, the tape is rewound or fed to a specified position to start cueing, playback is started, and playback is ended by a stop instruction. I do. Also, when an instruction to record a program is received from the tuner from the master recording / playback device,
The device control unit 1705 sends a designated channel setting instruction to the tuner 1704 via the signal line 1714, and based on this, the tuner 1704 transmits the video of the specified channel among the video signals from the video signal line 1710. The video signal line 1716 and the audio signal line 171 are separated.
5 to output a video signal and an audio signal, respectively. The operation of the remote control device 1506 and the display device 1
The operation of 508 is the same as that of the fifth embodiment, and a description thereof will not be repeated.

Here, by performing the same schedule control as described with reference to FIG. 10 in the third embodiment, according to the present invention, it is possible to realize only by individually performing recording by a plurality of recording / playback apparatuses. It is not possible to realize efficient recording / editing work that makes full use of the recording / playback functions of a plurality of recording / playback devices.

[0105]

As described above, by using the present invention, first, by integrating information such as the models, performances, and the states of the media to be mounted of a plurality of recording / reproducing apparatuses,
More detailed scheduling of recording reservation can be performed.

Second, since the recording / playback device and the recording / playback control device each have communication means capable of performing two-way communication, the types and performances of a plurality of recording / playback devices can be improved.
Information such as the status of the media to be mounted can be automatically exchanged, greatly improving usability.

Third, since the recording / playback control device knows the connection status of each device, it is possible to organize more advanced schedules, for example, dubbing editing using the reserved time of recording reservation.

Fourth, the recording / playback control device judges the user's request for playback, reservation confirmation, etc., issues a playback instruction to a predetermined recording / playback device, and also sends the recording / playback to the display device. By instructing to display the video / audio output of the playback device, complicated operations are not required.

Fifth, since the recording / playback device and the recording / playback control device each have communication means capable of two-way communication, the recording / playback control device receives information from the recording / playback device. By grasping the models and performances of a plurality of recording / reproducing devices, the status of media to be mounted, and the connection status of each device, it is possible to more smoothly organize an advanced recording schedule.

Sixth, by providing only the master recording / reproducing device with a timer and a schedule management function, the configuration of many slave recording / reproducing devices can be simplified, and the overall cost can be reduced. A recording and playback system can be built.

Seventh, the input / output of video / audio signals between a plurality of recording / playback devices and display devices is controlled by switching with a matrix switcher, thereby increasing the number of input / output terminals of each recording / playback device and display device. It is possible to reproduce / display and dub video / audio signals between designated devices without the need.

[Brief description of the drawings]

FIG. 1 is a diagram showing a connection relationship between a recording / reproduction control device, a recording / reproduction device, and a display device according to a first embodiment and a fourth embodiment of the present invention.

FIG. 2 is a diagram illustrating a configuration of a recording / playback control device according to a first embodiment and a fourth embodiment of the present invention;

FIG. 3 is a diagram showing a configuration of a recording / playback apparatus according to the first embodiment and the fourth embodiment of the present invention.

FIG. 4 is a diagram showing a configuration of a display device according to the first embodiment and the fourth embodiment of the present invention.

FIG. 5 is a diagram illustrating a configuration of a recording / playback control device according to a second embodiment of the present invention.

FIG. 6 is a diagram showing a configuration of a recording / playback device according to a second embodiment of the present invention.

FIG. 7 is a diagram showing exchange of control information between a recording / playback control device and each recording / playback device according to the second embodiment of the present invention;

FIG. 8 is a diagram showing a configuration of a recording / playback device according to a third embodiment of the present invention.

FIG. 9 is a diagram showing a connection relationship between a recording / reproduction control device, a recording / reproduction device, and a display device according to the third embodiment and the fifth embodiment of the present invention.

FIG. 10 is a diagram showing a configuration of a recording / playback apparatus according to a fifth embodiment of the present invention.

FIG. 11 is a diagram for explaining a recording / playback schedule according to the third embodiment and the fifth embodiment of the present invention.

FIG. 12 is a diagram illustrating a connection relationship among a remote control device, a recording / playback control device, a recording / playback device, and a display device according to a sixth embodiment of the present invention.

FIG. 13 is a diagram showing a configuration of a remote control device according to a sixth embodiment of the present invention.

FIG. 14 is a diagram showing a configuration of a master recording / playback apparatus according to a sixth embodiment of the present invention.

FIG. 15 is a diagram illustrating a configuration of a recording / reproducing apparatus on a slave side according to a sixth embodiment of the present invention.

FIG. 16 is a diagram illustrating a connection relationship among a remote control device, a recording / playback control device, a recording / playback device, and a display device according to a seventh embodiment of the present invention.

FIG. 17 is a diagram showing a configuration of a recording / playback control device according to a seventh embodiment of the present invention.

FIG. 18 is a diagram illustrating a configuration of a recording / playback device according to a seventh embodiment of the present invention.

FIG. 19 is a configuration diagram of a remote control device in a conventional example.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 101 Distributor 102-104 Recording / playback apparatus 105 Recording / playback control apparatus 106 Display apparatus 110-113, 118-120 Video / audio signal line 114-117 Control signal line 201 Transmission part 202 Recording schedule management part 203 Operation input part 204 Display units 211 to 213 Signal line 301 Recording / reproducing device 302 Identification code setting unit 303 Receiving unit 304 Tuner 305 Device control unit 306 Clocking unit 307 Video / audio recording / reproducing unit 308 Switch 309 Character generating unit 310 Video / audio signal line 311 314, 317 to 319 Control signal lines 315, 320, 323 Audio signal lines, 316, 321, 322, 324 Video signal lines 408 Display device 401 Identification code setting means 402 Receiving unit 403 Display control unit 404 Audio output unit 405 Character generation unit 06 Switch 407 Video display unit 410, 414 to 417, 420, 422 Control signal line 411 to 413 Video / audio signal line 418 Audio signal line 419, 421 Video signal line 501 Transmission / reception unit 502 Recording schedule management unit 503 Operation input unit 504 Display Units 511 to 513 Signal line 601 Recording / reproducing device 602 Identification code setting unit 603 Receiving unit 604 Tuner 605 Device control unit 606 Clocking unit 607 Video / audio recording / reproducing unit 608 Switch 609 Character generating unit 6001 Media type detecting unit 610 Video / audio Signal lines 611 to 614, 617 to 619, 631 Control signal lines 615, 620, 623 Audio signal lines 616, 621, 622, 624 Video signal lines 701 Recording / playback device 702 Identification code setting means 703 Receiver 704 Tu 705 Device control unit 706 Clocking unit 707 Video / audio recording / reproducing unit 708 Switch 709 Character generation unit 710, 726-730 Video / audio signal line 711-714, 717-719, 732 Control signal line 715, 720, 723 Audio signal Lines 716, 721, 722, 724 Video signal line 801 Divider 802-804 Recording / playback device 805 Recording / playback control device 806 Display device 810-813, 817-825 Video / audio signal line 814 for flowing video / audio signal 817, 826 Control signal line 901 Recording / playback device 902 Identification code setting means 903 Transmission / reception section 904 Tuner 905 Equipment control section 906 Timekeeping means 907 Video / audio recording / playback section 908 Switch 909 Character generation section 9001 Media type detection section 910, 926- 930 movies -Audio signal lines 911 to 914, 917 to 919, 931, 932 Control signal lines 915, 920, 923 Audio signal lines 916, 921, 922, 924 Video signal lines 1101 Distributors 1102 to 1104 Recording / playback device 1105 Remote control device 1106 display device 1110 to 1113, 1116 to 1124 video / audio signal line 1114, 1115 for transmitting video / audio signal control signal line 1201 transmission unit 1202 control unit 1203 operation input unit 1204 display unit 1211-1213 signal line 1301 master side recording / Playback device 1302 Identification code setting unit 1303 Receiving unit 1304 Tuner 1305 Recording schedule management / device control unit 1306 Clocking unit 1307 Video / audio recording / playback unit 1308 switch 1309 Character generation unit 1300 switch 13001 Media type detection unit 13002 Transmission / reception unit 1310, 1328 to 1330, 1333, 1334
Video / audio signal lines 1311 to 1314, 1317 to 1319 Control signal lines 1326, 1327, 1331, 1332 Control signal lines 1315, 1320, 1323 Audio signal lines 1316, 1321, 1322, 1324 Video signal line 1401 Slave recording / reproducing device 1404 Tuner 1405 Device control unit 1407 Video / audio recording / reproducing unit 1408 Switch 1300 Switch 14001 Media type detection unit 1410, 1426 to 1430 Video / audio signal line 1411 to 1412, 1414, Control signal line 1417 to 1418, 1431 to 1434 Control signal Lines 1415, 1420, 1423 Audio signal lines 1416, 1421, 1424 Video signal lines 1501 Distributors 1502 to 1504 Recording / playback device 1506 Remote control device 1507 Recording・ Reproduction control device 1508 Display device 1510 to 1514, 1517 to 1125 Video / audio signal line 1515, 1516 for transmitting video / audio signal 1601 Recording / reproduction control device 16002 Transmission / reception unit 1603 Reception unit 1605 Recording schedule management / device control Unit 1606 clocking means 1608 switch 1609 character generation unit 1612 to 1614, 1618, 1619, 1626,
1627 signal line 1622 video signal line 1624, 1632 to 1635, 1636 to 1639
Video / audio signal line 1625 Control signal line 1701 Recording / playback device 1700 Switch 17001 Media type detection unit 17002 Transmission / reception unit 1704 Tuner 1705 Device control unit 1707 Video / audio recording / playback unit 1710, 1726 Video / audio signal line 1714, 1717, 1731 , 1732, 1733,
1734 signal line 1715, 1720, 1723 audio signal line 1716, 1721, 1724 video signal line 1801 specification item input section 1802 recording order input section 1803 operation section 1804 tape information input section 1805 control section 1806 storage section 1807 transmission code generation section 1808 transmission Department

Claims (18)

[Claims] 1. A data input means for inputting information for editing a recording schedule and a recording reservation of a program relating to a plurality of recording / reproducing devices, and each recording of a recording reservation inputted based on the information for editing a recording schedule. A recording / playback control device having a recording schedule management means for organizing a schedule for assignment to the playback devices, and a transmission means for transmitting a control signal to each recording / playback device by a control code corresponding to each recording / playback device. 2. The information for scheduling a recording schedule includes:
Recording / playback device model, recording / playback device function,
Performance of playback device, presence or absence of recording media, recordable time or capacity of mounted recording media, recorded time or capacity of mounted recording media, unrecorded time or capacity of mounted recording media , Recording media type, recording reservation information including recording channel and recording time, connection status between recording and playback devices,
2. The recording / playback control device according to claim 1, wherein the connection status between the recording / playback device and the display device is at least one. 3. A receiving means for receiving a control signal from a recording / reproduction control device, a tuning means for selecting a broadcast program, a video / audio recording / reproducing means for recording video information or audio information, An identification code setting means for setting an identification code for receiving a control signal from a recording / playback control device in accordance with the identification code, and performing recording / playback according to a recording schedule. . 4. A data input means for inputting information for editing a recording schedule and a recording reservation of a program relating to a plurality of recording / reproducing devices, and each recording of a recording reservation inputted based on the information for editing a recording schedule. A recording / playback control device, comprising: a recording schedule management means for organizing a schedule for assignment to the playback devices; and a transmission means for transmitting a control signal to each recording / playback device by a control code corresponding to each recording / playback device. Receiving means for receiving a control signal from the recording / playback control device; tuning means for selecting a broadcast program; video / audio recording / playback means for recording video information or audio information; Identification code setting means for setting, receiving a control signal from the recording / playback control device according to the identification code, and A recording / playback device for performing recording / playback, wherein the recording schedule / organization operation and management operation are performed by the recording / playback control device, while the recording / playback operation is performed by the recording / playback device. Recording and playback system. 5. A plurality of recording / reproducing apparatuses each having one recording / reproducing apparatus.
5. The recording / playback system according to claim 4, wherein the recording / playback control device is connected to the playback control device, and the one recording / playback control device individually controls the plurality of recording / playback devices using an identification code. 6. A communication means capable of two-way communication, capable of transmitting a control signal to each recording / reproducing apparatus by a control code corresponding to each recording / reproducing apparatus, and recording from the recording / reproducing apparatus. 3. The recording / playback control device according to claim 1, wherein information for scheduling can be received. 7. A communication device comprising a communication means capable of two-way communication, capable of receiving a control signal from a recording / playback control device and transmitting information for scheduling a recording schedule. Item 3. A recording / playback device according to Item 3. 8. The information for creating a recording schedule includes:
Recording / playback device model, recording / playback device function,
Performance of playback device, presence or absence of recording media, recordable time or capacity of mounted recording media, recorded time or capacity of mounted recording media, unrecorded time or capacity of mounted recording media , Recording media type, recording reservation information including recording channel and recording time, connection status between recording and playback devices,
The recording / reproducing apparatus according to claim 7, wherein at least one of a connection state between the recording / reproducing apparatus and the display apparatus is provided. 9. A data input means for inputting information for editing a recording schedule and a recording reservation of a program concerning a plurality of recording / reproducing apparatuses, and each recording of a recording reservation inputted based on the information for editing a recording schedule. Recording schedule management means for organizing a schedule for assignment to playback devices, and a control signal that can be transmitted to each recording / playback device by a control code corresponding to each recording / playback device, and a recording schedule from the recording / playback device A recording / playback control device having communication means capable of two-way communication capable of receiving information for formation, and a control signal from the recording / playback control device, and information for forming a recording schedule Communication means capable of two-way communication capable of transmitting, and channel selection means for selecting a broadcast program,
A video / audio recording / reproducing means for recording video information or audio information; and an identification code setting means for setting an own identification code; receiving a control signal from a recording / reproduction control device according to the identification code; A recording / playback device that performs recording / playback in accordance with the specifications, wherein the recording / playback operation is performed by the recording / playback device while the recording schedule / organization operation and management operation are performed by the recording / playback control device. Recording and playback system. 10. A plurality of recording / playback devices are connected to one recording / playback control device, and the one recording / playback control device individually identifies the plurality of recording / playback devices using an identification code. 10. The recording / recording method according to claim 9, wherein
Reproduction system. 11. The recording apparatus according to claim 5, wherein the plurality of recording / reproducing apparatuses have different control codes for each recording / reproducing apparatus, or can be assigned different control codes.・ Reproduction system. 12. The information for scheduling a recording schedule includes the model of the recording / reproducing apparatus, the function of the recording / reproducing apparatus, the performance of the recording / reproducing apparatus, the presence / absence of the recording medium, and the recording of the recording medium mounted. Available time or capacity, recorded time or capacity of the installed recording media,
Unrecorded time or capacity of the installed recording media,
At least one of the type of installed recording media, recording reservation information including the recording channel and recording time, the connection state between the recording / reproduction devices, and the connection state between the recording / reproduction device and the display device. 13. The recording / reproducing system according to claim 4, wherein the recording / reproducing system is characterized in that: 13. A display device, a memory for storing a control code for each recording / reproducing device and a connection state between each recording / reproducing device and the display device, wherein reproduction is performed by a control signal from the recording / reproducing control device. 7. The recording / reproduction control device according to claim 1, wherein a control signal is transmitted to a display device so that a video / audio signal from a designated recording / reproduction device is selected and displayed simultaneously with reproduction. . 14. A channel selecting means for selecting a broadcast program,
A video / audio recording / reproducing means for recording video information or audio information, and an identification code setting means for setting an own identification code, each recording / reproducing apparatus having a different control code, or assigning a different control code. Video and audio by controlling switches based on multiple recording / playback devices capable of receiving, a receiving unit receiving control signals from the recording / playback control device, and control signals from the recording / playback control device received by the receiving unit. A display device having at least a display control unit for switching the input of data; a data input unit for inputting information for editing a recording schedule and recording reservation of a program relating to a plurality of recording / reproducing devices; Recording schedule management means for organizing a schedule for assigning recording reservations input to each recording / playback device based on the information; Transmitting means for transmitting a control signal to each recording / reproducing device by a control code corresponding to the image / reproducing device, a display device, a control code for each recording / reproducing device, and a connection state between each recording / reproducing device and the display device; It has a memory for storing, and sends a control signal to the display device so that a video / audio signal from the recording / playback device designated for playback by a control signal from the recording / playback control device is selected and displayed simultaneously with the playback. A recording / playback system comprising a recording / playback control device to be transmitted, and capable of switching the display on the display device in accordance with the playback of the video from the designated recording / playback device. 15. A channel selecting means for selecting a broadcast program,
Video / audio recording / reproducing means for recording video information or audio information, control code for each recording / reproducing device,
A memory for storing a connection state between the playback devices and a recording reservation, and a recording schedule management means for organizing a schedule for allocating the recording reservation to each recording / playback device are internally provided. A recording / playback device capable of controlling the recording / playback of the recording / playback device on the side. 16. A channel selecting means for selecting a broadcast program,
Video / audio recording / reproducing means for recording video information or audio information, control code for each recording / reproducing device,
A master-side recording / playback apparatus having therein a memory for storing a connection state between playback apparatuses and a recording reservation, and a recording schedule management means for internally organizing a schedule for assigning recording reservations to each recording / playback apparatus; Receiving means for receiving a control signal from the master recording / reproducing apparatus; channel selecting means for selecting a broadcast program; video / audio recording / reproducing means for recording video information or audio information; Identification code setting means for setting a code, receiving a control signal from the master side recording / reproducing device according to the identification code, and receiving from the slave side recording / reproducing device performing recording / reproduction according to the recording schedule. The recording / reproducing device on the master side is equipped with a timer, while the recording / reproducing device on the slave side is a recording / reproducing device without a timer. There, the recording of all the slave side each recording and reproducing apparatus in the time measuring means in the master side of the recording and reproducing apparatus,
A recording / reproducing system which manages a reproduction schedule and transmits a control signal from a master device to a slave device when a recording time comes to perform recording. 17. A matrix switch for switching between input / output of a plurality of video / audio signals with a timing unit, a schedule management unit for organizing a schedule for assigning recording reservations to each recording / reproducing device, and a plurality of recording / reproducing devices. Control means for controlling the apparatus, and transmission means for transmitting a control signal to each recording / reproducing apparatus by a control code corresponding to each recording / reproducing apparatus.・ Scheduling the playback and controlling the recording / playback of each recording / playback device.
A recording / playback control device for controlling switching of input / output of video / audio signals by controlling a switch. 18. A matrix switch for switching between input / output of a plurality of video / audio signals with a time keeping means, a schedule management means for organizing a schedule for allocating a recording reservation to each recording / reproducing device, and a plurality of recording / reproducing devices. Control means for controlling the apparatus, and transmission means for transmitting a control signal to each recording / reproducing apparatus by a control code corresponding to each recording / reproducing apparatus.・ Scheduling the playback and controlling the recording / playback of each recording / playback device.
A recording / playback control device for controlling a switch to switch input / output of video / audio signals, a channel selection unit for selecting a broadcast program, and a video / audio recording / reproduction unit for recording video information or audio information. A plurality of recording / playback devices provided with identification code setting means for setting their own identification code, a receiving unit for receiving a control signal from the recording / playback control device, and a recording / playback control device received by the receiving unit. A display device having a display control unit for switching a video / audio input by controlling a switch based on a control signal at least as a component, and a plurality of recording / playback devices or a plurality of recording / playback devices.
A recording / playback system, characterized in that scheduled recording is performed by switching input / output of video / audio signals between a playback device and a display device using a matrix switch of a recording / playback control device.