APPARATUS, SYSTEMS, METHODS AND COMPUTER PROGRAM PRODUCTS FOR PRODUCING A SINGLE FREQUENCY NETWORK FOR ATSC MOBILE / HANDHELD SERVICES
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Accused Products
Abstract
Producing coherent symbols from a plurality of digital RF transmitters is achieved by selecting data bytes corresponding to mobile-handheld encapsulation (MHE) packets and setting trellis coders to a predetermined state when a predetermined number of bits of the data bytes enter a corresponding trellis coder.
109 Citations
40 Claims
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1-18. -18. (canceled)
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19. A method for performing data frame synchronization, comprising the steps of:
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replacing a predetermined number of bytes to be transmitted onto a studio-transmitter link with a plurality of bytes containing signalling information; and transmitting the predetermined number of bytes in a transport stream over the studio-to transmitter link, thereby creating a point-to-point communications link. - View Dependent Claims (20, 21, 22, 23, 24, 25)
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26. A system for performing data frame synchronization, comprising:
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a group formatter operable to replace a predetermined number of bytes to be transmitted onto a studio-transmitter link with a plurality of bytes containing signalling information; and a packet transmitter operable to transmit the predetermined number of bytes in a transport stream over the studio-to transmitter link. - View Dependent Claims (27, 28, 29, 30, 31, 32)
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33. A computer-readable medium having stored thereon sequences of instructions, the sequences of instructions including instructions which when executed by a computer system causes the computer system to perform:
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replacing a predetermined number of bytes to be transmitted onto a studio-transmitter link with a plurality of bytes containing signalling information; and transmitting the predetermined number of bytes in a transport stream over the studio-to transmitter link. - View Dependent Claims (34, 35, 36, 37, 38, 39)
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40-54. -54. (canceled)
Specification