2023年第1期基于氮化镓集成光电子芯片的单通道全双工可见光通信系统SinglechannelfullduplexvisiblelighcommunicationsystembasedonGaNintegratedoptoelectronicchipHUZefeng,FUKang,WANGHao,WANGYongjin*（SchoolofCommunicationandInformationEngineering,NanjingUniversityofPostsandTelecommunications,Nanjing210003,China）Abstract:Inordertodealwiththespectrumcrisisofthenewgenerationofcommunicationtechnology,accordingtothephysicalphenomenonofoverlappingareabetweenquantumwelldiodeemissionspectrumanddetectionspectrum,andasinglechannelfullduplexvisiblelightcommunicationsystembasedonGaNintegratedoptoelectronicchipisproposed.Apairofbluelightandgreenlightgalliumnitridequantumwelldiodedeviceswiththesamequantumwellstructureareusedasopticaltransmitterandopticalreceiver,respectively.ThedevicesareintegratedwithTiO2/SiO2distributedBraggreflector（DBR）.Incidentlightandemittedlightareisolatedtorealizesingle-channelfull-duplexopticalcommunication.Thetestresultsshowthatthevisiblelightcommunicationsystemcansavethechannelspacethroughtheintegrationofgalliumnitrideoptoelectronicchip,whichisofgreatsignificanceforthedevelopmentoffuture6Gvisiblelightcommunicationtechnology.Keywords:fullduplexvisiblelightcommunication,multiplequantumwell,istributedBraggreflector,singlechannel,GaNinte-gratedoptoelectronic胡泽锋，傅康，王浩，王永进*（南京邮电大学通信与信息工程学院，南京210003）摘要：为了应对新一代通信技术频谱危机，根据量子阱二极管发光谱和探测谱存在重叠区的物理现象，提出一种基于氮化镓集成光电子芯片的单通道全双工可见光通信系统。采用具有相同量子阱结构的一对蓝光、绿光氮化镓量子阱二极管器件，分别作为光发射器和光接收器，器件集成TiO2/SiO2分布式布喇格反射镜（DBR），将入射光和发射光隔离，实现单通道全双工光通信。测试结果表明，该可见光通信系统通过集成氮化镓光电子芯片，节约了信道空间，对面向未来6G的可见光通信技术的发展具有重要意义。关键词：全双工可见光通信；多量子阱；分布式布喇格反射镜；单通道；氮化镓集成光电子中图分类号：TN256文献标志码：A文章编号：1002-5561（2023）01-0040-06DOI：10.13921/j.cnki.issn1002-5561.2023.01...
