Recording control system

Details Recording control system Recording control system

1991-02-22

1993-01-26

Canney, Vincent P.

Dynamic magnetic information storage or retrieval

General recording or reproducing

Recording-or erasing-prevention

G11B 509

Patent

active

051826801

ABSTRACT:
A recording control system for preventing undesirable copy of information reproduced from a video tape onto another tape. The system includes a unit for receiving audio and video information signals from a video tape reproducing apparatus, a circuit for receiving an identification code from the video tape reproducing apparatus, a circuit for receiving timing signals from the video tape reproducing apparatus, a circuit for decoding the received identification code with reference to the received timing signals to generate recording control signals, a unit for recording the received audio and video information signals onto a video tape, and a circuit for controlling an operation of the recording unit in response to the recording control signals.

REFERENCES:
patent: 4775901 (1988-10-01), Nakano
patent: 5057947 (1991-10-01), Shimada
patent: 5060219 (1991-10-01), Lokhoff
Digital Logic and Computer Design by M. Morris Mano .COPYRGT.1979, Prentice-Hall Inc., pp. 382-384.

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