Systems and methods for spread spectrum communication of...

Details Systems and methods for spread spectrum communication of... Systems and methods for spread spectrum communication of...

2006-08-29

2006-08-29

Kim, Kevin (Department: 2611)

Pulse or digital communications

Spread spectrum

Direct sequence

C375S368000

Reexamination Certificate

active

07099379

ABSTRACT:
Systems and methods for the communication and recovery of supplementary data encoded in the primary information transmitted from a source to a receiver for both audio and television transmissions. The method includes modulating a carrier signal with the supplementary data using a spread spectrum approach and demodulating the carrier signal to recover the embedded supplementary data.

REFERENCES:
patent: 5073899 (1991-12-01), Collier et al.
patent: 5243423 (1993-09-01), DeJean et al.
patent: 6389055 (2002-05-01), August et al.

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