Method and apparatus for formatting signals for digital...

Details Method and apparatus for formatting signals for digital... Method and apparatus for formatting signals for digital...

2007-12-04

2007-12-04

Bocure, Tesfaldet (Department: 2611)

Pulse or digital communications

Transmitters

Reexamination Certificate

active

10465443

ABSTRACT:
A method for digital audio broadcasting comprising the steps of receiving a plurality of data bits to be transmitted, formatting the plurality of data bits into a plurality of protocol data units, inserting header bits at spaced locations within the protocol data units, and using the protocol data units to modulate a plurality of carriers to produce an output signal. The individual header bits can be positioned at evenly spaced locations in the protocol data units. A first one of the header bits can be offset from an end of the protocol data unit. A method of receiving the digital audio broadcasting signal the transmitters and receivers that operate in accordance with the methods are also provided.

REFERENCES:
patent: 6075789 (2000-06-01), Kasslin et al.
patent: 6188717 (2001-02-01), Kaiser et al.
patent: 6289000 (2001-09-01), Yonge, III
patent: 6788690 (2004-09-01), Harri
patent: 2003/0092376 (2003-05-01), Syed
U.S. Appl. No. 09/382,716, filed Aug. 24, 1999, Kroeger et al.

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