Invention Grant
- Patent Title: Use of call drop and re-origination data to trigger handoff
- Patent Title (中): 使用呼叫丢弃和重发数据来触发切换
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Application No.: US11779023Application Date: 2007-07-17
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Publication No.: US08391872B1Publication Date: 2013-03-05
- Inventor: Manoj Shetty , Sachin R. Vargantwar , Siddharth S. Oroskar , Ashvini G. Canjeevaram
- Applicant: Manoj Shetty , Sachin R. Vargantwar , Siddharth S. Oroskar , Ashvini G. Canjeevaram
- Applicant Address: US KS Overland Park
- Assignee: Sprint Spectrum L.P.
- Current Assignee: Sprint Spectrum L.P.
- Current Assignee Address: US KS Overland Park
- Main IPC: H04W36/00
- IPC: H04W36/00

Abstract:
A method and system for using call drop and re-origination data to trigger handoff of wireless communication devices. Handoff trigger data is established in response to detecting that at least one mobile station experienced a call drop and then quickly re-originated on a sector that was not included in the mobile station's active set at the time of the call drop. The handoff trigger data correlates a location where the call drop occurred with the sector on which re-origination occurred. When another mobile station is thereafter engaged in a call at or near that location and does not have the sector in its active set, a serving radio access network may direct the mobile station to handoff to the sector, in an effort to prevent a call drop.
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