Invention Grant
US08295326B1 Digital coding scheme for data transmission 有权
用于数据传输的数字编码方案

Digital coding scheme for data transmission
Abstract:
Provided is a system and method of digitally encoding and decoding digital data during the transmission process using a combination of Direct Sequence Spread Spectrum (DSSS) and turbo coding. A DSSS de-spreading process is used in place of the outer decoder functional block of a turbo decoder, which removes the need for a dedicated outer ECC code. Removal of the dedicated outer ECC code allows for an increase in the actual data rate transmitted through the channel (compared with a system which uses a discrete DSSS stage after Turbo coding or some other ECC code) because the number of bits to be transmitted for a given data rate has been reduced.
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