HIGH EFFICIENCY WLAN PREAMBLE STRUCTURE
First Claim
Patent Images
1. A method for wireless communications, comprising:
- generating a packet having a preamble decodable by a first type of device having a first set of capabilities and a second type of device having a second set of capabilities, wherein the preamble comprises at least one repeated signal (SIG) field; and
transmitting the packet.
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Accused Products
Abstract
Aspects of the present disclosure provide example preamble formats with repeated signal (SIG) fields that may help provide backwards compatibility and help address the effects of larger delay spreads in various wireless bands (e.g., WiFi bands).
136 Citations
55 Claims
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1. A method for wireless communications, comprising:
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generating a packet having a preamble decodable by a first type of device having a first set of capabilities and a second type of device having a second set of capabilities, wherein the preamble comprises at least one repeated signal (SIG) field; and transmitting the packet. - View Dependent Claims (2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23)
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7. The method of 1, wherein at least one symbol of the repeated SIG field is rotated relative to the SIG field decodable by the first type of device.
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24. A method for wireless communications, comprising:
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receiving a packet having a preamble decodable by a first type of device having a first set of capabilities and a second type of device having a second set of capabilities, wherein the preamble comprises at least one repeated signal (SIG) field; and processing the repeated SIG field. - View Dependent Claims (25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51)
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52. An apparatus for wireless communications, comprising:
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means for generating a packet having a preamble decodable by a first type of device having a first set of capabilities and a second type of device having a second set of capabilities, wherein the preamble comprises at least one repeated signal (SIG) field; and means for transmitting the packet.
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53. An apparatus for wireless communications, comprising:
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means for receiving a packet having a preamble decodable by a first type of device having a first set of capabilities and a second type of device having a second set of capabilities, wherein the preamble comprises at least one repeated signal (SIG) field; and means for processing the repeated SIG field.
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54. An apparatus for wireless communications, comprising:
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a processing system configured to generate a packet having a preamble decodable by a first type of device having a first set of capabilities and a second type of device having a second set of capabilities, wherein the preamble comprises at least one repeated signal (SIG) field; and a transmitter configured to transmit the packet.
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55. An apparatus for wireless communications, comprising:
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a receiver configured to receive a packet having a preamble decodable by a first type of device having a first set of capabilities and a second type of device having a second set of capabilities, wherein the preamble comprises at least one repeated signal (SIG) field; and a processing system configured to process the repeated SIG field.
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Specification