Source: https://patents.google.com/patent/US9749087B2/en
Timestamp: 2019-12-15 03:45:06
Document Index: 271223478

Matched Legal Cases: ['art 11', 'art 11', 'art 11', 'art 11', 'art 11', 'art 11', 'art 11', 'art 11', 'art 11', 'art 11', 'art 11']

US9749087B2 - Apparatus, system and method of multi-user wireless communication - Google Patents
US9749087B2
US9749087B2 US14/749,848 US201514749848A US9749087B2 US 9749087 B2 US9749087 B2 US 9749087B2 US 201514749848 A US201514749848 A US 201514749848A US 9749087 B2 US9749087 B2 US 9749087B2
US14/749,848
US20160323058A1 (en
2015-08-26 Assigned to INTEL CORPORATION reassignment INTEL CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: GHOSH, Chittabrata, CORDEIRO, CARLOS, KASHER, ASSAF
2015-10-29 Assigned to Intel IP Corporation reassignment Intel IP Corporation ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: INTEL CORPORATION
2016-11-03 Publication of US20160323058A1 publication Critical patent/US20160323058A1/en
2017-08-29 Publication of US9749087B2 publication Critical patent/US9749087B2/en
230000000051 modifying Effects 0 abstract claims description 281
Some embodiments may be used in conjunction with devices and/or networks operating in accordance with existing IEEE 802.11 standards (IEEE 802.11-2012, IEEE Standard for Information technology—Telecommunications and information exchange between systems Local and metropolitan area networks—Specific requirements Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Specifications, Mar. 29, 2012; IEEE802.11ac- 2013 (“IEEE P802.11ac-2013, IEEE Standard for Information Technology—Telecommunications and Information Exchange Between Systems—Local and Metropolitan Area Networks—Specific Requirements—Part 11: Wireless LAN Medium Access Control(MAC) and Physical Layer (PHY) Specifications—Amendment 4: Enhancements for Very High Throughput for Operation in Bands below 6 GHz”, December, 2013); IEEE 802.11ad (“IEEE P802.11ad-2012, IEEE Standard for Information Technology—Telecommunications and Information Exchange Between Systems—Local and Metropolitan Area Networks—Specific Requirements—Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Specifications—Amendment 3: Enhancements for Very High Throughput in the 60 GHz Band”, 28 December, 2012); IEEE-802.11REVmc (“IEEE 802.11-REVmc™/D3.0, June 2014 draft standard for Information technology—Telecommunications and information exchange between systems Local and metropolitan area networks Specific requirements; Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Specification”); IEEE802.11-ay (P802.11ay Standard for Information Technology—Telecommunications and Information Exchange Between Systems Local and Metropolitan Area Networks—Specific Requirements Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Specifications—Amendment: Enhanced Throughput for Operation in License-Exempt Bands Above 45 GHz)) and/or future versions and/or derivatives thereof, devices and/or networks operating in accordance with existing Wireless-Gigabit-Alliance (WGA) specifications (Wireless Gigabit Alliance, Inc WiGig MAC and PHY Specification Version 1.1, April 2011, Final specification) and/or future versions and/or derivatives thereof, devices and/or networks operating in accordance with existing Wireless Fidelity (WiFi) Alliance (WFA) Peer-to-Peer (P2P) specifications (including “WiFi Peer-to-Peer (P2P) technical specification, version 1.5, Aug. 4, 2014”) and/or future versions and/or derivatives thereof, devices and/or networks operating in accordance with existing cellular specifications and/or protocols, e.g., 3rd Generation Partnership Project (3GPP), 3GPP Long Term Evolution (LTE) and/or future versions and/or derivatives thereof, units and/or devices which are part of the above networks, and the like.
In some demonstrative embodiments, the MU PPDU structure may be configured to provide the modulation signaling, e.g., OFDM versus SC signaling, for example, to be used by EDMG devices or stations, NG60 devices or stations, IEEE 802.11 ay devices or stations, and/or any other devices or stations.
1. An apparatus comprising circuitry configured to cause a wireless station to:
generate a Multi-User (MU) Physical Layer Convergence Protocol (PLCP) Protocol Data Unit (PPDU) comprising a header field and a plurality of Spatial Streams (SSs) of Media Access Control (MAC) Protocol Data Units (MPDUs) to a plurality of users, the header field comprising a legacy header field followed by a first non-legacy header field comprising an indication of a plurality of modulation schemes corresponding to respective ones of the plurality of users, the indication of the plurality of modulation schemes to indicate, for a user of the plurality of users, whether a modulation scheme to modulate a SS to the user comprises a Single Carrier (SC) modulation scheme or an Orthogonal Frequency-Division Multiplexing (OFDM) modulation scheme, the first non-legacy header field followed by a second non-legacy header field indicating a plurality of Modulation and Coding Schemes (MCS);
modulate the plurality of SSs according to the plurality of modulation schemes indicated by the first non-legacy header field; and
process transmission of said MU PPDU to said plurality of users over a wireless communication band.
2. The apparatus of claim 1 configured to cause said wireless station to modulate one or more MPDUs of the SS to the user according to the modulation scheme indicated by the first non-legacy header field with respect to said user.
3. The apparatus of claim 1, wherein the wireless communication band is a Directional Multi-Gigabit (DMG) band.
4. The apparatus of claim 1 configured to cause said wireless station to modulate and encode one or more MPDUs of the SS to the user according to a MCS indicated by the second non-legacy header with respect to said user.
5. The apparatus of claim 1, wherein the first non-legacy header field comprises a modulation bitmap field comprising a sequence of a plurality of bits representing respective ones of the plurality of modulation schemes.
6. The apparatus of claim 5, wherein a bit of said plurality of bits has a first value or a second value, the first value to indicate the SS to the user is to be modulated according to the SC modulation scheme, and the second value to indicate the SS to the user is to be modulated according to the OFDM modulation scheme.
7. The apparatus of claim 1 configured to cause the wireless station to process transmission of at least one SS of the plurality of SSs over a bonded channel comprising at least two channels.
8. The apparatus of claim 7, wherein the bonded channel comprises a 4.32 Gigahertz (GHz) channel comprising two 2.16 GHz channels.
9. The apparatus of claim 7, wherein the bonded channel comprises a 6.48 Gigahertz (GHz) channel comprising three 2.16 GHz channels.
10. The apparatus of claim 7 configured to cause the wireless station to process transmission of the legacy header field, the first non-legacy header field, and the second non-legacy header field over a non-bonded channel comprising one of the at least two channels.
11. The apparatus of claim 1 configured to cause the wireless station to set an indication value in the first non-legacy header to a first value or a second value, the first value to indicate the SS to the user is to be modulated according to the SC modulation scheme, and the second value to indicate the SS to the user is to be modulated according to the OFDM modulation scheme.
12. The apparatus of claim 1, wherein the wireless station is a Directional Multi-Gigabit (DMG) Station (STA).
13. The apparatus of claim 1 comprising one or more directional antennas, a memory, and a processor.
14. An apparatus comprising circuitry configured to cause a wireless station to:
process reception of a header field of a Multi-User (MU) Physical Layer Convergence Protocol (PLCP) Protocol Data Unit (PPDU) comprising a plurality of Spatial Streams (SSs) of Media Access Control (MAC) Protocol Data Units (MPDUs) to a plurality of users, the header field comprising a legacy header field followed by a first non-legacy header field comprising an indication of a plurality of modulation schemes corresponding to respective ones of the plurality of users, the indication of the plurality of modulation schemes to indicate, for a SS addressed to said wireless station, whether a modulation scheme corresponding to the SS comprises a Single Carrier (SC) modulation scheme or an Orthogonal Frequency-Division Multiplexing (OFDM) modulation scheme, the first non-legacy header field followed by a second non-legacy header field indicating a plurality of Modulation and Coding Schemes (MCS); and
process reception of one or more MPDUs of the SS addressed to said wireless station, based on the modulation scheme corresponding to the SS, as indicated by the first non-legacy header field.
15. The apparatus of claim 14, wherein the first non-legacy header field comprises a modulation bitmap field comprising a sequence of a plurality of bits representing respective ones of the plurality of modulation schemes.
16. The apparatus of claim 14 configured to cause the wireless station to process reception of one or more MPDUs of the SS addressed to said wireless station over a bonded channel comprising at least two channels.
17. The apparatus of claim 14 comprising one or more directional antennas, a memory, and a processor.
18. A product comprising one or more tangible computer-readable non-transitory storage media comprising computer-executable instructions operable to, when executed by at least one computer processor, enable the at least one computer processor to cause a wireless station to:
transmit said MU PPDU to said plurality of users over a wireless communication band.
19. The product of claim 18, wherein the instructions, when executed, cause said wireless station to modulate and encode one or more MPDUs of the SS to the user according to a MCS indicated by the second non-legacy header with respect to said user.
20. The product of claim 19, wherein the first non-legacy header field comprises a modulation bitmap field comprising a sequence of a plurality of bits representing respective ones of the plurality of modulation schemes.
21. A product comprising one or more tangible computer-readable non-transitory storage media comprising computer-executable instructions operable to, when executed by at least one computer processor, enable the at least one computer processor to cause a wireless station to:
process reception of a header field of a Multi-User (MU) Physical Layer Convergence Protocol (PLCP) Protocol Data Unit (PPDU) comprising a plurality of Spatial Streams (SSs) of Media Access Control (MAC) Protocol Data Units (MPDUs) to a plurality of users, the header field comprising a legacy header field followed by a first non-legacy header field comprising an indication of a plurality of modulation schemes corresponding to respective ones of the plurality of users, the indication of the plurality of modulation schemes to indicate for a SS addressed to said wireless station, whether a modulation scheme corresponding to the SS comprises a Single Carrier (SC) modulation scheme or an Orthogonal Frequency-Division Multiplexing (OFDM) modulation scheme, the first non-legacy header field followed by a second non-legacy header field indicating a plurality of Modulation and Coding Schemes (MCS); and
22. The product of claim 21, wherein the first non-legacy header field comprises a modulation bitmap field comprising a sequence of a plurality of bits representing respective ones of the plurality of modulation schemes.
23. The apparatus of claim 16, wherein the bonded channel comprises a 4.32 Gigahertz (GHz) channel comprising two 2.16 GHz channels, or a 6.48 GHz channel comprising three 2.16 GHz channels.
24. The apparatus of claim 15, wherein a bit of said plurality of bits has a first value or a second value, the first value to indicate the SS addressed to said wireless station is to be modulated according to the SC modulation scheme, and the second value to indicate the SS addressed to said wireless station is to be modulated according to the OFDM modulation scheme.
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