Short circuit protection of an audio/video data bus

Details Short circuit protection of an audio/video data bus Short circuit protection of an audio/video data bus

1996-06-24

1999-11-23

Le, Dinh T.

Miscellaneous active electrical nonlinear devices, circuits, and

Signal converting, shaping, or generating

Amplitude control

327312, 327314, 361 56, H02H 300

Patent

active

059907223

ABSTRACT:
The present invention concerns a transmission circuit of an audio/video data bus that includes a clamp connected between first and second output terminals of the transmission circuit; biasing networks for respectively biasing the output terminals during one operational mode of the transmission circuit; and switched biasing networks for respectively biasing the output terminals during a second operational mode of the transmission circuit; the switched biasing networks being controlled by a digital input signal, wherein a circuit is provided for protecting the clamp from short circuit connections to the transmission circuits voltage supply rails.

REFERENCES:
patent: 3573371 (1971-04-01), Carbone, et al.
patent: 5012129 (1991-04-01), Basten
patent: 5258999 (1993-11-01), Wernimont et al.
patent: 5497284 (1996-03-01), Le
French Search Report from French Patent Application Number 95 07774, filed Jun. 28, 1995.

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