专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

2. 发明专利

BRPI0515017A 未知
公开(公告)号：BRPI0515017A
公开(公告)日：2008-07-01
申请号：BRPI0515017
申请日：2005-08-09
申请人： LG ELECTRONICS INC
发明人： SEON GI , JAE CHANG , JOON BEOM
IPC分类号： H04B1/16 , H04B7/005 , H04W52/02
摘要： A method of performing a ranging process between a base station and a mobile station in sleep mode in a wireless access system, wherein the base station provides the mobile station with an initial notification of a periodic ranging time that occurs during a sleep time interval and during which the mobile station is to perform the ranging process, the initial notification included in a first message, the first message indicating whether the mobile station should terminate sleep mode to receive downlink data, and wherein the base station provides the mobile station with subsequent notifications of periodic ranging times that occur during the sleep time interval, the subsequent notifications indicated in a second message, the second message transmitted to the mobile station as part of the ranging process such that the mobile station performs a plurality of ranging processes within the sleep time interval.

3. 发明专利

BRPI0510208A 未知
公开(公告)号：BRPI0510208A
公开(公告)日：2007-10-16
申请号：BRPI0510208
申请日：2005-05-07
申请人： LG ELECTRONICS INC
发明人： KWAK YONG WON , CHO KI HYOUNG , KIM BEOM JOON , KIM YONG HO , JOON BEOM
IPC分类号： H04B1/16 , H04L12/28 , H04W36/08 , H04W52/02
摘要： A method of entering sleep mode in a mobile subscriber station in performing handover from a first base station (BS) to a second BS is disclosed. More specifically, the method includes entering sleep mode in the first base station and transmitting from the first base station sleep mode information in the first base station during handover, while receiving from a second base station sleep mode entry information in the second base station. The method further includes entering sleep mode based on the information the sleep mode entry information received from the second base station.

你已经成功收藏专利！

检索式保存成功!

IPRDB