Patent ID: 6885648

Claim:
A spread spectrum communication apparatus applied in a code division multiple access system for continuously transmitting uncompressed frames in a normal mode and intermittently transmitting interleaved and compressed frames, in a compressed mode, comprising: an interleaving unit configured to perform interleaving in bit units on at least one of an uncompressed frame and a compressed frame; a compressing unit configured to compress at least one of an interleaved frame and a non-interleaved frame; a transmitting unit configured to transmit an interleaved and compressed frame to another apparatus; and a control unit configured to control said interleaving unit, said compressing unit, and said transmitting unit so as to divide the interleaved and compressed frame into a front portion and a rear portion of a frame window in the compressed mode, said front portion having a front edge of said frame window and said rear portion having a rear edge of said frame window.