本文介绍了TCM技术背景，研究了TCM编码和译码的方法，讨论了TCM编码增益的来源，阐述了TCM的发展前景，并指出了周联合优化思想进行通信系统设计的重要性。-This article describes the the TCM technical background, the of TCM coding and decoding methods, sources of TCM coding gain on the prospects for the development of TCM, an

ofdm which is widely used in wireless communication coding technique

Considered a 16QAM communication system. The information rate is 2 Mb/s and the carrier frequency is 12 GHz. Assumed perfect synchronization. a) Simulated the system if the channel is AWGN and draw bit error rate of the system versus Eb/No. Com

Example Communication Program with Encoder, Modulator, Decoder, and Demodulator block Especially Block Coding with BCH (Bose Chaudury Hocquenghem) Error Correction