Television broadcasting and receiving systems utilizing hybrid g

Details Television broadcasting and receiving systems utilizing hybrid g Television broadcasting and receiving systems utilizing hybrid g

1992-07-23

1994-08-02

Kostak, Victor R.

Television

Image signal processing circuitry specific to television

Noise or undesired signal reduction

348608, H04N 521

Patent

active

053350090

ABSTRACT:
The present invention comprises a method for characterizing a multi-path signal transmission in transmitting a plurality of signals with a plurality of cyclic fields each including a plurality of horizontal scanning periods wherein some of the scanning periods are vertical blanking periods. The method comprising the steps of: (a). transmitting periodically in a plurality of the scanning periods in one of the fields at least two reference signals each with a different predefined signal characteristics; (b). receiving the plurality of signals including the reference signals; and (c). processing the received signals including the received signals of reference signals for detecting a multi-path channel delay of the signal transmission.

REFERENCES:
patent: 5032916 (1991-07-01), Matsuura et al.
patent: 5060067 (1991-10-01), Lee et al.
patent: 5179444 (1993-01-01), Koo

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