发明授权
- 专利标题: Periodic registration updates for multiple SIM user equipment
- 专利标题(中): 定期更新多个SIM卡用户设备
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申请号: US13545515申请日: 2012-07-10
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公开(公告)号: US08526946B2公开(公告)日: 2013-09-03
- 发明人: Giridhar Pattaswamy , Navin K. Karra , Abhishek Pandit , Stephen J Richards , Yuan Liu , Yaxin Cao , Jun Lin
- 申请人: Giridhar Pattaswamy , Navin K. Karra , Abhishek Pandit , Stephen J Richards , Yuan Liu , Yaxin Cao , Jun Lin
- 申请人地址: US CA Irvine
- 专利权人: Broadcom Corporation
- 当前专利权人: Broadcom Corporation
- 当前专利权人地址: US CA Irvine
- 代理机构: Brinks Hofer Gilson & Lione
- 主分类号: H04W4/00
- IPC分类号: H04W4/00
摘要:
Systems and methods are presented to support operation of a multiple subscriber identity module (SIM) device. A first SIM may perform a data transfer or voice call. During the first SIM's data transfer or voice call, transition times are identified to transition communication resources to a second SIM for use in performing a registration update communication with a network controller that supports the second SIM. The registration update communication may include a periodic location update, a periodic routing update, or a periodic tracking update. The multiple SIM device may identify the transition time by obtaining periodic registration timing information from the network controller, configuring a periodic registration timer based on the periodic registration timing information, and setting the transition time as an expiration time of the periodic registration timer.
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