专利检索 ap:("BLACKBERRY LTD") AND inv:"YU DEREK" 第 1 页

1.

发明公开
SYSTEM AND METHOD FOR WIRELESS MULTI-HOP NETWORK SYNCHRONIZATION AND MONITORING 有权
标题翻译：系统和方法用于同步和监控无线网络的更多动力

公开(公告)号：EP2050227A4

公开(公告)日：2015-04-29

申请号：EP07784995

申请日：2007-07-27

申请人： BLACKBERRY LTD

发明人： ZHANG HANG , ZHU PEIYING , TONG WEN , FONG MO-HAN , SENARATH NIMAL GAMINI , STEER DAVID , YU DEREK , NADEN JAMES MARK , BAHCECI ISRAFIL

IPC分类号： H04L12/28 , H04L29/06 , H04W56/00 , H04Q7/20 , H04Q7/38

CPC分类号： H04W56/002 , H04B7/2606

摘要： A wireless communication system and method for wireless communication in a multi-hop network. A first preamble is transmitted using a first repetition cycle. Monitoring for a second preamble is done in a second repetition cycle. The first repetition cycle is different than the second repetition cycle.

2.

发明公开
POWER CONTROL AT A RELAY STATION IN A WIRELESS NETWORK 有权
标题翻译：爱立信爱立信爱立信爱立信

公开(公告)号：EP2245760A4

公开(公告)日：2015-07-08

申请号：EP08861412

申请日：2008-08-25

申请人： BLACKBERRY LTD

发明人： SENARATH NIMAL , STEER DAVID , YU DEREK , ZHANG HANG , ZHU PEIYING , TONG WEN , BAHCECI ISRAFIL

IPC分类号： H04W52/46 , H04B7/155 , H04B7/26

CPC分类号： H04B7/2606 , H04B7/15535

3.

发明公开
MOVING RELAY TECHNOLOGY OPTION 有权
标题翻译：技术选项后，在移动中继

公开(公告)号：EP2122857A4

公开(公告)日：2014-01-22

申请号：EP08702230

申请日：2008-01-11

申请人： BLACKBERRY LTD

发明人： SENARATH GAMINI , ZHANG HANG , ZHU PEIYING , TONG WEN , YU DEREK , STEER DAVID G , WANG GUO-QIANG Q

IPC分类号： H04W84/00 , H04W16/26 , H04W36/08 , H04W60/00

CPC分类号： H04W88/04 , H04B7/15507 , H04B7/2606 , H04W16/26 , H04W36/08 , H04W56/0015 , H04W60/00 , H04W84/005