Invention Grant
- Patent Title: Wireless communication using beam forming and diversity
- Patent Title (中): 使用波束形成和分集的无线通信
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Application No.: US13416877Application Date: 2012-03-09
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Publication No.: US09054766B2Publication Date: 2015-06-09
- Inventor: James Cho , Paul J. Husted
- Applicant: James Cho , Paul J. Husted
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM Incorporated
- Current Assignee: QUALCOMM Incorporated
- Current Assignee Address: US CA San Diego
- Agency: Holland & Hart LLP
- Main IPC: H04B7/216
- IPC: H04B7/216 ; H04B7/212 ; H04B7/08 ; H04B7/06 ; H04W24/00

Abstract:
A method and apparatus for wirelessly transmitting real-time data streams is described. To ensure continuous data flow, fast diversity and slow diversity can be used. Fast diversity chooses a receive antenna based on received signal parameters, such as signal strength, during the transmission header and prior to information transfer. Slow diversity stores received signal parameters from previous packets, associates the parameters with a selected antenna, and uses the parameter history to denote a “default” antenna. Additionally, receive and/or transmit beam forming can be used to maintain continuous communication between stations. Beam forming, which combines antenna signals to maximize performance, is possible when at least two transmit/receive signal processing chains are available.
Public/Granted literature
- US20120170685A1 Wireless Communication Using Beam Forming And Diversity Public/Granted day:2012-07-05
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