无线光通信中成本控制技术的研究-中国科技论文在线.pdfVIP

第 29 卷 　第 1 期 电 子 器 件 Vol . 29 　N o . 1 2006 年 3 月 　　　 Chinese J our nal Of Elect r on Devices 　　 Mar . 2006 Study of Cost Control Technology in Optical Wireless Communication WA N G Yif ei , YA N G Gongx un ( ) D ep art ment of I nf orm at ion an d E lect rical Eng i neeri ng , Chi na Uni vers ity of M i ni ng an d Technology B eij i ng , B eij i ng 100083 , Chi na Abstract :Dat a t ran sf er co st in Op tical Wirele ss Co mmunication i s analyzed . The cur rent st at u s of co st con t rol t echnolo gy in Op tical Wirele ss Co mmunication i s summarized . Ba sed on st rat egie s of adap tive co mmu nication and co st neut ralization , t hree new co st cont rol t echnolo gie s are p ut forwar d an d de signed : V aria ble St ruct ure Co ding t echnolo gy to op timally adj u st bandwidt h wa st e degree ; Variable Power L a ser Emi s sion t echnolo gy to op timally adj u st emi ssion ener gy ; multimedia net wor k O W PL C/ O WO F PL C w hich co mbine s Op tical Wirele ss Co mmunication wit h low - co st Power Line Co mmunication . The corre sponding MA TL AB co mp ut er aided de sign sy st em i s develop ed for followup p ro duct de sign . Key words :op tical wirele ss co mmunicatio n ; co st cont rol ; variable st r uct ure co ding ; variable p ower la ser emi ssion ;O W PL C EEACC :6280 无线光通信中成本控制技术的研究 王一飞 ,杨公训 ( 中国矿业大学信息与电气工程系 ,北京 100083) 摘 　要 :归纳了无线光通信成本控制问题的 5 种解决策略 。基于 自适应通信策略与传输成本中和策略 ,提出并设计了三项 成本控制新技术 :优化调整带宽牺牲程度的变结构纠错码 ;优化调整发射能量消耗的激光变功率发射技术 ;将无线光通信与 低成本的电力线通信相结合的 OWPL C/ OWO FPL C 多介质传