Invention Grant
- Patent Title: MIMO wireless communication greenfield preamble formats
- Patent Title (中): MIMO无线通信绿田前置码格式
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Application No.: US12828561Application Date: 2010-07-01
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Publication No.: US08351399B2Publication Date: 2013-01-08
- Inventor: Christopher J. Hansen , Jason A. Trachewsky , R. Tushar Moorti , Matthew J. Fischer , Christopher Young
- Applicant: Christopher J. Hansen , Jason A. Trachewsky , R. Tushar Moorti , Matthew J. Fischer , Christopher Young
- Applicant Address: US CA Irvine
- Assignee: Broadcom Corporation
- Current Assignee: Broadcom Corporation
- Current Assignee Address: US CA Irvine
- Agency: Garlick & Markison
- Agent Kevin L. Smith
- Main IPC: H04Q7/00
- IPC: H04Q7/00

Abstract:
A method for multiple input multiple output wireless communication begins by determining protocols of wireless communication devices within a proximal region. The method continues by determining whether the protocols of the wireless communication devices within the proximal region are of a like protocol. The method continues by determining the number of transmit antennas. The method continues, when the protocols of the wireless communication devices within the proximal region are of the like protocol, formatting a preamble of a frame of the wireless communication utilizing at least one of cyclic shifting of symbols, cyclic shifting of tones, sparse tone allocation, and sparse symbol allocation based on the number of transmit antennas.
Public/Granted literature
- US20100266064A1 MIMO WIRELESS COMMUNICATION GREENFIELD PREAMBLE FORMATS Public/Granted day:2010-10-21
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