Television – Bandwidth reduction system – Plural video programs in single channel
Patent
1997-08-13
1999-11-30
Peng, John K.
Television
Bandwidth reduction system
Plural video programs in single channel
348469, 348388, 348725, 348720, H04N 712
Patent
active
059951478
ABSTRACT:
A receiving process is realized with a simple configuration when a plurality of sources such as in the television broadcasting or the like are transmitted efficiently at the same time. A plurality of transmission bands are prepared each including a predetermined number of subcarriers arranged at a predetermined frequency interval. The signal of each transmission band is delimited at a predetermined time interval to form a time slot. For transmitting a plurality of data A to P, after individual data are transmitted during a predetermined time slot period using a predetermined transmission band, the transmission band is switched to the separate transmission band and the particular individual data is transmitted during a predetermined time slot period. The receiving band is switched at the receiving side in an interlinked relation with the switching of the transmission band for transmitting the desired data.
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Desir Jean W.
Maioli Jay H.
Peng John K.
Sony Corporation
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