@article{ZHANG Yuanqing:1021, author = {ZHANG Yuanqing,LIU Quanli,WANG Wei}, title = {Design and Implementation of a Train Audio Control Unit of the Passenger Information System (PIS) Based on SIP}, publisher = {Journal of Shanghai Jiao Tong University}, year = {2014}, journal = {Journal of Shanghai Jiaotong University}, volume = {48}, number = {07}, eid = {1021}, numpages = {4}, pages = {1021}, keywords = {
session initiation protocol(SIP)； passenger information system (PIS)； train audio
}, url = {https://xuebao.sjtu.edu.cn/EN/abstract/article_40806.shtml}, doi = {} }