QQ客服 官方微博 反馈留言

浏览/检索结果: 共5条，第1-5条 帮助 限定条件 专题：北京大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Ultra-compact optical 90 degrees hybrid based on a wedge-shaped 2 x 4 MMI coupler and a 2 x 2 MMI coupler in silicon-on-insulator 期刊论文 光学快报, 2013 Yang, Wei; Yin, Mei; Li, Yanping; Wang, Xingjun; Wang, Ziyu 收藏  |  浏览/下载：2/0  |  提交时间：2015/11/13 FIBER TRANSMISSION  COHERENT  PERFORMANCE  REDUCTION  RECEIVER  SYSTEMS  INP   Security performance analysis of an M-code keying OCDMA system 期刊论文 photonic network communications, 2008 Qin, Liqiao; Yin, Hongxi; Liang, Wei; Wang, Ziyu; Xu, Anshi 收藏  |  浏览/下载：1/0  |  提交时间：2015/11/10 data transmission security  M-code keying  optical codedivision multiple access (OCDMA)  OPTICAL CDMA   A new family of 2D variable-weight optical orthogonal codes for OCDMA systems supporting multiple QoS and analysis of its performance 期刊论文 photonic network communications, 2008 Liang, Wei; Yin, Hongxi; Qin, Liqiao; Wang, Ziyu; Xu, Anshi 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/12 optical code division multiple access (OCDMA) networks  two-dimensional variable-weight optical orthogonal code (2D VWOOC)  multimedia services  differentiated quality of services (DQoS)  NETWORKS  CDMA   Performance analysis of a new random access protocol for OCDMA networks 期刊论文 photonic network communications, 2007 Sun, Shurong; Yin, Hongxi; Wang, Ziyu; Xu, Anshi 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/12 optical code-division multiple-access  random access protocol  OPTICAL ORTHOGONAL CODES  THROUGHPUT   Security performance analysis of M-code keying OCDMA system using shifted carrier-hopping prime codes 期刊论文 journal of optical communications, 2007 Qin, Liqiao; Yin, Hongxi; Liang, Wei; Wang, Ziyu; Xu, Anshi 收藏  |  浏览/下载：2/0  |  提交时间：2015/11/17