Signal transmitting method, transmitting apparatus, and...

Details Signal transmitting method, transmitting apparatus, and... Signal transmitting method, transmitting apparatus, and...

2008-12-05

2011-12-13

Lee, Siu (Department: 2611)

Pulse or digital communications

Spread spectrum

Direct sequence

C375S140000, C375S141000, C375S142000, C375S143000, C375S144000, C375S145000, C375S147000, C375S148000, C375S149000, C375S150000, C375S316000, C375S295000

Reexamination Certificate

active

08077756

ABSTRACT:
A disclosed signal transmitting method includes the steps of a) categorizing plural digital signals, obtained by performing A/D conversion on plural analog signals consecutively arranged in a time direction, into plural signal groups in an order starting from lower bits of the plural digital signals, b) performing code spreading on the plural digital signals by using a different spread frequency for each signal group and using different spread codes for each bit, c) multiplexing the spread digital signals, and d) transmitting the multiplexed plural digital signals.

REFERENCES:
patent: 6389438 (2002-05-01), Zhou
patent: 11-312952 (1999-11-01), None

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