KR0181812B1 - Id process system for video tape duplicator - Google Patents

Abstract

The present invention relates to a system for recording and processing a unique ID code of a plurality of deck units on a main body of a copying apparatus in a tape copying apparatus for copying a plurality of blank tapes. In the case of a recording failure caused by the tape in which the recording operation is performed, the system was not provided with a means for checking which deck unit side of the set was abnormal, so there was a problem in managing such a system.

The present invention provides a system memory (1a) for storing the unique identification code of each set and the identification code of each unit in accordance with the key press on the key input unit side of the system to improve this problem, A main microcomputer 1 which stores each set of unique recognition codes and sets of identification codes in this system memory 1a and provides these data to each unit-side microcomputer 2a, and this main microcomputer 1 Unit-side microcomputer 2a which draws out the unique identification code provided from the start sensor on the deck side in accordance with the signal input of the start sensor on the deck side, and controls the recording processing through the OS unit 2c, and under the control of the unit-side microcomputer 2a. OSD unit 2c for generating the unique identification code data recorded on the tape, and start sensor input to the unit side microcomputer 2a. To provide the identity of the recording processing system yirwojyeo a configuration including a recording section (2d) in the video tape copying apparatus for recording the code on the recording tape.

Description

ID Recording Processing System of Video Tape Copier

1 is a reference diagram showing a front state of a conventional video tape copying apparatus.

2 is a reference diagram showing a back state of FIG.

3 is a system circuit block diagram of FIG.

4 is a system circuit block diagram according to the present invention.

FIG. 5 is an embodiment diagram showing FIG. 4 in more detail.

* Explanation of symbols for main parts of the drawings

1: main microcomputer 2; 21 to 2n: deck unit

2a: unit side microcomputer 2b: video circuit section

2c: ODS Division 2d: Recording Unit

3: Display unit 4: Key input unit

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tape copying apparatus (also known as a duplicater) for copying a plurality of video tapes. In particular, a plurality of tapes reproduced by giving a unique ID number to a plurality of deck units of such a tape copying apparatus are reproduced. Through this, it is possible to easily identify the defective state of the deck unit that has a fault.

A tape copying device called a duplexer is used to record from a recording tape in which an external video source or a video program is recorded to a large number of blank tapes. A typical form of this type is shown in FIGS. .

Here, a plurality of deck units 51 to 53 are coupled to each other using the double-sided handle b from the front side of the copying unit main body 5, and each of the deck units 51 to 53 has a tape inserting portion for loading a tape ( a) and control switch.

In addition, a remote control input / output jack, an audio input / output jack, a video input / output jack, and the like are arranged on the back of the copying apparatus as shown in FIG.

On the other hand, the system circuit of such a copying apparatus is shown in more detail as shown in FIG.

Here, the deck units 51 to 53 each include a sheath cone circuit 56 connected to an L / C motor, a servo circuit 59 connected to a drum motor and a capstan motor, and a hi-fi audio head HFH. An audio circuit 57 connected to the light source, a video circuit 58 connected to the video head PRH, and the like. The main body 54 of the copier device includes a main including a microcomputer 55a for system control. A circuit 55, a front circuit 31 including a selection switch / warning indicator, etc., a back circuit 30 associated with the audio / video input / output jack, etc., a power supply circuit 32 of the system, and the like. Doing.

In addition, when the deck units 21 to 23 are coupled to the copying apparatus main body side, connection points including A, B, and C points are connected as shown in FIG. 3 to connect the copying unit main body and the deck units 51 to 53. As shown in FIG. When the external video signal for video copy is connected to the audio input (AI) and the video input (VI), respectively, the copy operation of the tape through the deck units 21 to 23 is performed.

In the conventional copying apparatus, a plurality of deck units 51 to 53 respectively coupled to the copying apparatus main body are recorded from an external video source, respectively, so that the tape of the finished product is properly recorded. I was able to know.

However, when a wrong tape is found through a playback operation among the plurality of recorded tapes as described above, the deck unit does not know which deck unit the copying operation is in progress. It is difficult, and organizational management of these systems is not achieved, which is not desirable.

It is an object of the present invention to assign deck units of such a copying apparatus to a tape having a defective deck when reproducing a tape through a reproducing operation of a plurality of recorded tapes by directly assigning an ID number of a deck unit to a tape before an external video signal is recorded. The unit can be easily identified.

In particular, the main microcomputer side of the system includes a system memory for storing each set of unique identification codes and identification codes for each unit according to a key press on the side of the key input unit so as to realize the object of the above example, The main microcomputer storing the unique identification code of each set and the identification code of each set and providing these data to each unit-side microcomputer, and withdrawing the unique identification code provided from the main microcomputer according to the signal input of the start sensor on the deck side. And a start sensor input to the unit side microcomputer for generating and processing unique recognition code data recorded on a tape under the control of the unit side microcomputer, and a start sensor input to the unit side microcomputer. Recognition code to recording tape Rock ID recording processing system of the video tape, the copying apparatus of the configuration including a recording section to which the feature.

Hereinafter, by referring to this in more detail with the accompanying drawings will be understood more specific features of the present invention.

That is, Fig. 4 shows a circuit block of the ID recording processing system of the video tape copying apparatus according to the present invention.

Here, the main microcomputer 1 side of the system includes a system memory 1a for storing each set of unique recognition codes and a unit-specific identification code according to a key press on the key input unit side, and each set in the system memory 1a. The main microcomputer (1) for storing the unique identification code and the identification code for each set and providing these data to each unit-side microcomputer (2a), and the unique identification code provided from the main microcomputer (1). A unit side microcomputer 2a which draws out in accordance with the signal input of the start sensor and controls recording processing through the OS unit 2c, and generates unique recognition code data recorded on a tape under the control of the unit side microcomputer 2a. The recording unit provides a start sensor input to the OS D unit 2c and the unit side microcomputer 2a, and records a unique recognition code on a recording tape. It consists of the structure containing the fire part 2d.

In addition, the main microcomputer 1 is provided with a display unit 3 for displaying setting data and the like when setting the unique recognition code for each set / unit for each set from the key input unit 4.

Moreover, the video circuit part 2b is connected between the OSS part 2c by the said many deck units 21-2n, and the unit side microcomputer 2a, and the external video circuit part OVS and the OSD part are connected. (2c) between the video circuit unit 2b and the electronic device for selectively connecting the outputs of the external video circuit unit OVS and the OSD unit 2c to the video circuit unit 2b under the control of the unit-side microcomputer 2a. The switch s is provided.

Further, a preamplifier 2e for appropriately amplifying a recorded signal is connected between the video circuit 2b and the recording 2d.

Reference numerals 21B, 22B, and 23B denote signal connecting lines between the main microcomputer 1 side and the deck units 2 and 21 to 23, respectively, IDS is a unique identification code transmitting end, and S1 and S2 are switches. The fixed contact, S1, is a synchronous signal input, SS is a start signal, and SO is a synchronous output.

According to the present invention of this configuration, as shown in Figs. 3 and 4, the plurality of deck units 21 to 23 are mounted on the set side of the copying apparatus, respectively, and then the tape inserting portions a of the deck units 21 to 23 are mounted. Each of the deck units 2 is loaded with a blank tape and receives video signals from an external video signal input unit (OVS) from the outside.

At this time, since the main microcomputer 1 provides the identification code of each set and the identification code of each unit to the unit-side microcomputer 2a of the deck units 2, the unit-side microcomputers 2a are the recording unit. When the deck on the (2d) side operates, the start sensor detects the start of the tape and provides the information to the unit side microcomputer 2a via the start signal stage SS.

The unit-side microcomputers 2a are start information input to the start signal terminal SS and the synchronization signal output terminal SO provided from the video circuit unit 2b and the synchronization signal input terminal of the unit-side microcomputer 2a side ( In response to the presence of a synchronization signal provided to the SI), the electronic switching unit S is controlled to connect from the fixed contact S1 to the fixed contact S2 to connect the OSD unit 2c and the video circuit unit 2b.

After that, the microcomputer 2a of the unit provides the data of each set / deck unit to the OS 2c through the IDS stage, and the OS 2c generates numeric and character data through a character memory or the like. The video circuit section 2b is provided.

The video circuit unit 2b generates a video signal inserted in the initial field portion of the tape along with the back signal generated by the oscillation unit 2c by its oscillation, which is recorded through the preamplifier unit 2e. It is provided to the unit 2d, and the recording unit 2d records the signal data per set / deck unit in the initial portion of the tape.

On the other hand, the identification code data for each set / unit provided to the unit-side microcomputer 2a is main when the user inputs the identification code for each set / deck unit through the key input unit 4 and the display unit 3. The microcomputer 1 sequentially stores the input data in the system memory 1a, and when the deck driving of the deck units 2 starts, extracts the data stored in the memory 1a side from the main microcomputer 1 to signal the signal. The connection lines 21B, 22B, and 23B are transmitted to the unit side microcomputer 2a, and the unit side microcomputer 2a controls the recognition code recording operation as described above.

After the recording code of each tape set / deck unit through the recording unit 2d is recorded as described above, the unit-side microcomputers 2a switch the electronic switch S from the fixed contact S2 to the fixed contact S1. When a video signal through the external video input unit (OVS) is provided to the video circuit unit 2b, the video circuit unit 2b modulates it into a recording signal and then provides the preamplifier unit 2c to the preamplifier unit 2c. The signal is properly amplified and then provided to the video head side of the recording unit 2d.

Therefore, an external video signal is recorded on a tape immediately after each set / deck recognition code is recorded.

When the identification code of each set / unit is recorded on a plurality of tapes recorded for each deck unit, the inspector of such a system detects an abnormal tape when playing back the recorded tape. Since the recognition information of the recording set / deck unit for the tape is recorded, corrective work can be performed by inspecting the set and the deck unit, and repair of the failed deck units can be performed.

The present invention can conveniently implement the use of such a system because the recording state of a plurality of deck units mounted on the copying apparatus can be checked in each tape set / deck unit in a tape copying apparatus for copying a large number of blank tapes. In addition, there is an advantageous feature that a high-quality recording tape can be obtained well.

Claims (4)

A tape copying device comprising a deck unit for loading a plurality of blank tapes separately, and a copying device set for mounting and receiving the respective blank tapes, wherein the main microcomputer 1 side of the system is connected to a key input unit on the side of the key input unit. A system memory 1a for storing each set of a unique identification code and a unit-specific identification code, and a set of unique identification codes and a set identification code for each unit in the system memory 1a, and each unit-side microcomputer 2a. ) And the unique identification code provided from the main microcomputer 1 are taken out in accordance with the signal input of the start sensor on the deck side, and the recording process is carried out via the OSD unit 2c. Unique identification code recorded on the tape under the control of the unit side microcomputer 2a and the unit side microcomputer 2a And a recording unit (2d) which provides a start sensor input to the unit side microcomputer (2a) and generates a unique identification code on the recording tape. ID record processing system of video tape copying equipment. 2. The main microcomputer (1) according to claim 1, characterized in that the main microcomputer (1) is provided with a display section (3) for displaying setting data and the like when setting a unique identification code for each set / unit from the key input section (4). ID record processing system of video tape copying equipment. The video circuit unit 2b is connected between the OED unit 2c on the plurality of deck units 21 to 2n and the unit side microcomputer 2a, and the external video circuit unit OVS. And the output of the external video circuit OVS and the OSD 2c are selectively connected to the video circuit 2b under the control of the unit side microcomputer 2a between the OSD 2c and the video circuit 2b. And an electronic switch (s) for connection. ID recording processing system of a video tape copying apparatus, characterized in that it is provided. An ID recording process of a video tape copying apparatus according to claim 1, wherein a preamplifier section (2e) is connected between the video circuit section (2b) and the recording section (2d) for amplifying a recording signal appropriately. system.