Method and apparatus for creating beamforming profiles in a wireless communication network
First Claim
Patent Images
1. A method for communication comprising:
- transmitting a plurality of quasi-omni packets from a first device, each quasi-omni packet being transmitted in a particular quasi-omni pattern; and
transmitting a plurality of preambles from the first device, each preamble being transmitted in one of a plurality of directional patterns, wherein the plurality of quasi-omni packets and the plurality of preambles are used to determine a beamforming profile.
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Abstract
A wireless communications network uses a beamforming process to increase signal quality as well as transmission capabilities and reduction of interference. An improved Golay sequence is also used in the wireless communications network. In one aspect, the processes can be used to communicate regardless of whether the system is on an OFDM mode or a single carrier mode.
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Citations
55 Claims
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1. A method for communication comprising:
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transmitting a plurality of quasi-omni packets from a first device, each quasi-omni packet being transmitted in a particular quasi-omni pattern; and transmitting a plurality of preambles from the first device, each preamble being transmitted in one of a plurality of directional patterns, wherein the plurality of quasi-omni packets and the plurality of preambles are used to determine a beamforming profile. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A method for communication comprising:
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detecting at least one quasi-omni packet of a plurality of quasi-omni packets transmitted in a plurality of quasi-omni patterns from a first device; detecting a preamble transmitted in a directional pattern from the first device; determining a preferred pattern comprising at least one of a detected quasi-omni pattern and a detected directional pattern; and transmitting a feedback comprising the preferred pattern to the first device. - View Dependent Claims (15, 16, 17)
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18. A communication apparatus comprising:
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means for transmitting a plurality of quasi-omni packets from a first device, each quasi-omni packet being transmitted in a particular quasi-omni pattern; and means for transmitting a plurality of preambles from the first device, each preamble being transmitted in one of a plurality of directional patterns, wherein the plurality of quasi-omni packets and the plurality of preambles are used to determine a beamforming profile. - View Dependent Claims (19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30)
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31. A communication apparatus for communication comprising:
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means for detecting at least one quasi-omni packet of a plurality of quasi-omni packets transmitted in a plurality of quasi-omni patterns from a first device; means for detecting a preamble transmitted in a directional pattern from the first device; means for determining a preferred pattern comprising at least one of a detected quasi-omni pattern and a detected directional pattern; and means for transmitting a feedback comprising the preferred pattern to the first device. - View Dependent Claims (32, 33, 34)
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35. A communication apparatus comprising:
a processing system configured to; transmit a plurality of quasi-omni packets from a first device, each quasi-omni packet being transmitted in a particular quasi-omni pattern; and transmit a plurality of preambles from the first device, each preamble being transmitted in one of a plurality of directional patterns, wherein the plurality of quasi-omni packets and the plurality of preambles are used to determine a beamforming profile. - View Dependent Claims (36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47)
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48. A communication apparatus for communication comprising:
a processing system configured to; detect at least one quasi-omni packet of a plurality of quasi-omni packets transmitted in a plurality of quasi-omni patterns from a first device; detect a preamble transmitted in a directional pattern from the first device; determine a preferred pattern comprising at least one of a detected quasi-omni pattern and a detected directional pattern; and transmit a feedback comprising the preferred pattern to the first device. - View Dependent Claims (49, 50, 51)
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52. A computer-program product for wireless communications comprising:
a machine-readable storage medium encoded with instructions executable to; transmit a plurality of quasi-omni packets from a first device, each quasi-omni packet being transmitted in a particular quasi-omni pattern; and transmit a plurality of preambles from the first device, each preamble being transmitted in one of a plurality of directional patterns, wherein the plurality of quasi-omni packets and the plurality of preambles are used to determine a beamforming profile.
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53. A computer-program product for wireless communications comprising:
a machine-readable storage medium encoded with instructions executable to; detect at least one quasi-omni packet of a plurality of quasi-omni packets transmitted in a plurality of quasi-omni patterns from a first device; detect a preamble transmitted in a directional pattern from the first device; determine a preferred pattern comprising at least one of a detected quasi-omni pattern and a detected directional pattern; and transmit a feedback comprising the preferred pattern to the first device.
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54. A piconet coordinator comprising:
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an antenna; and a processing system configured to; transmit, using the antenna, a plurality of quasi-omni packets from a first device, each quasi-omni packet being transmitted in a particular quasi-omni pattern; and transmit, using the antenna, a plurality of preambles from the first device, each preamble being transmitted in one of a plurality of directional patterns, wherein the plurality of quasi-omni packets and the plurality of preambles are used to determine a beamforming profile.
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55. A communications device comprising:
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an antenna; and a processing system configured to; detect at least one quasi-omni packet of a plurality of quasi-omni packets transmitted in a plurality of quasi-omni patterns from a first device; detect a preamble transmitted in a directional pattern from the first device; determine a preferred pattern comprising at least one of a detected quasi-omni pattern and a detected directional pattern; and transmit a feedback comprising the preferred pattern to the first device using the antenna.
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Specification