Source: https://patents.google.com/patent/US20120009880A1/en
Timestamp: 2020-01-20 06:53:29
Document Index: 779571395

Matched Legal Cases: ['application No. 61', 'art 11', 'art 11', 'art 11', 'art 11', 'art 11', 'art 11']

US20120009880A1 - Device, system and method of wireless communication over a beamformed communication link - Google Patents
US20120009880A1
US20120009880A1 US12/941,108 US94110810A US2012009880A1 US 20120009880 A1 US20120009880 A1 US 20120009880A1 US 94110810 A US94110810 A US 94110810A US 2012009880 A1 US2012009880 A1 US 2012009880A1
US12/941,108
US8843076B2 (en
2011-05-18 Assigned to INTEL CORPORATION reassignment INTEL CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CORDEIRO, CARLOS, KASHER, ASSAF, TRAININ, SOLOMON
2012-01-12 Publication of US20120009880A1 publication Critical patent/US20120009880A1/en
2014-09-23 Publication of US8843076B2 publication Critical patent/US8843076B2/en
This application claims the benefit of and priority from U.S. Provisional Patent application No. 61/361,841, entitled “Beamformed Link Maintenance”, filed Jul. 6, 2010, the entire disclosure of which is incorporated herein by reference.
Some embodiments may be used in conjunction with various devices and systems, for example, a Personal Computer (PC), a desktop computer, a mobile computer, a laptop computer, a notebook computer, a tablet computer, a server computer, a handheld computer, a handheld device, a Personal Digital Assistant (PDA) device, a handheld PDA device, an on-board device, an off-board device, a hybrid device, a vehicular device, a non-vehicular device, a mobile or portable device, a consumer device, a non-mobile or non-portable device, a wireless communication station, a wireless communication device, a wireless Access Point (AP), a wired or wireless router, a wired or wireless modem, a video device, an audio device, an audio-video (A/V) device, a Set-Top-Box (STB), a Blu-ray disc (BD) player, a BD recorder, a Digital Video Disc (DVD) player, a High Definition (HD) DVD player, a DVD recorder, a HD DVD recorder, a Personal Video Recorder (PVR), a broadcast HD receiver, a video source, an audio source, a video sink, an audio sink, a stereo tuner, a broadcast radio receiver, a flat panel display, a Personal Media Player (PMP), a digital video camera (DVC), a digital audio player, a speaker, an audio receiver, an audio amplifier, a gaming device, a data source, a data sink, a Digital Still camera (DSC), a wired or wireless network, a wireless area network, a Wireless Video Area Network (WVAN), a Local Area Network (LAN), a Wireless LAN (WLAN), a Personal Area Network (PAN), a Wireless PAN (WPAN), devices and/or networks operating in accordance with existing Wireless-Gigabit-Alliance (WGA) specifications (Wireless Gigabit Alliance, Inc WiGig MAC and PHY Specification Version 1.0, April 2010, Final specification) and/or future versions and/or derivatives thereof, devices and/or networks operating in accordance with existing IEEE 802.11 standards (IEEE 802.11-2007, 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; IEEE 802.11k-2008, 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 1: Radio Resource Measurement of Wireless LANs; IEEE 802.11y-2008, 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: 3650-3700 MHz Operation in USA; IEEE 802.11w-2009, 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: Protected Management Frames; IEEE 802.11n-2009, 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 5: Enhancements for Higher Throughput; IEEE P802.11vD11, 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) specifications, Amendment 8: Wireless Network Management, IEEE 802.11 task group ad (TGad)) and/or future versions and/or derivatives thereof, devices and/or networks operating in accordance with existing IEEE 802.16 standards (IEEE-Std 802.16, 2009 Edition, Air Interface for Fixed Broadband Wireless Access Systems; IEEE-Std 802.16e, 2005 Edition, Physical and Medium Access Control Layers for Combined Fixed and Mobile Operation in Licensed Bands; amendment to IEEE Std 802.16-2009, developed by Task Group m) and/or future versions and/or derivatives thereof, devices and/or networks operating in accordance with existing Wireless—WirelessHD™ specifications and/or future versions and/or derivatives thereof, units and/or devices which are part of the above networks, one way and/or two-way radio communication systems, cellular radio-telephone communication systems, a cellular telephone, a wireless telephone, a Personal Communication Systems (PCS) device, a PDA device which incorporates a wireless communication device, a mobile or portable Global Positioning System (GPS) device, a device which incorporates a GPS receiver or transceiver or chip, a device which incorporates an RFID element or chip, a Multiple Input Multiple Output (MIMO) transceiver or device, a Single Input Multiple Output (SIMO) transceiver or device, a Multiple Input Single Output (MISO) transceiver or device, a device having one or more internal antennas and/or external antennas, Digital Video Broadcast (DVB) devices or systems, multi-standard radio devices or systems, a wired or wireless handheld device (e.g., BlackBerry, Palm Treo), a Wireless Application Protocol (WAP) device, or the like.
TABLE 1 BeamLink Maintenance Unit Index BeamLink Maintenance Unit (us) 0 32 1 2000
beam link maintenance time=BeamLink_Maintenance_Unit*BeamLink_Maintenance_Value (1)
TABLE 2 beam link maintenance BeamLink time (mSTA-A) Master/ BeamLink vs. Slave Master/Slave beam link maintenance (mSTA-A) (mSTA-B) time (mSTA-B) Result 0 0 >= beam link maintenance time (mSTA-A) 1 0 Don't care beam link maintenance time (mSTA-A) 1 1 = beam link maintenance time (mSTA-A) 1 1 <> Undefined
a wireless communication unit to establish at least one beamformed communication link for communication with at least one other wireless communication device,
wherein the wireless communication unit is to measure a link maintenance time period corresponding to the beamformed communication link, and to attempt to restore the beamformed communication link upon expiration of the link maintenance time period.
2. The wireless communication device of claim 1, wherein the wireless communication unit is to negotiate the link maintenance time period with the other wireless communication device.
3. The wireless communication device of claim 2, wherein the wireless communication unit is to transmit to the other wireless communication device a first frame comprising an indication of a first negotiated maintenance time period,
wherein the wireless communication unit is to receive from the other wireless communication device a second frame comprising an indication of a second negotiated maintenance time period,
and wherein the wireless communication unit is to set the link maintenance time period according to one of the first and second negotiated maintenance time periods.
4. The wireless communication device of claim 3, wherein the first frame comprises a first master/slave indicator to indicate whether the wireless communication unit requests to control the link maintenance time period, wherein the second frame comprises a second master/slave indicator to indicate whether the other wireless communication device requests to control the link maintenance time period, and wherein the wireless communication unit is to set the link maintenance time period based on the first and second master/slave indicators.
5. The wireless communication device of claim 4, wherein the wireless communication unit is to set the link maintenance time period according to the first negotiated maintenance time period, if the first master/slave indicator indicates the wireless communication unit requests to control the link maintenance time period and the second master/slave indicator does not indicate the other wireless communication device requests to control the link maintenance time period.
6. The wireless communication device of claim 4, wherein the wireless communication unit is to set the link maintenance time period based on a relationship between the first and second negotiated maintenance time periods, if both the first and second master/slave indicators indicate that both the wireless communication unit and the other wireless communication device request to control the link maintenance time period.
7. The wireless communication device of claim 4, wherein the wireless communication unit is to set the link maintenance time period based on a relationship between the first and second negotiated maintenance time periods, if both the first and second master/slave indicators indicate that both the wireless communication unit and the other wireless communication device do not request to control the link maintenance time period.
8. The wireless communication device of claim 3, wherein the first frame comprises a first indicator indicating a unit index selected from a plurality of predefined unit indexes, wherein the unit index represents a predefined maintenance unit value,
wherein the first frame comprises a second indicator indicating a maintenance value,
and wherein the first negotiated maintenance time period is equal to a product of the maintenance unit value and the maintenance value.
9. The wireless communication device of claim 3, wherein at least one of the first and second frames includes a sector sweep feedback frame or a sector sweep acknowledgement frame.
10. The wireless communication device of claim 1, wherein the wireless communication unit is to restart the measuring of the link maintenance time period upon receiving over the beamformed communication link at least one of a response, a service period request, a poll frame, a grant frame, a request, an acknowledgement, a denial-to-send frame, and a clear-to-send frame.
11. The wireless communication device of claim 1, wherein the wireless communication unit is to restart the measuring of the link maintenance time period upon transmitting over the beamformed communication link at least one of an acknowledgement, a block acknowledgment, a clear-to-send frame, and a denial-to-send frame.
12. The wireless communication device of claim 1, wherein the wireless communication unit is to transmit one or more null data frames over the beamformed link prior to expiration of the link maintenance time period, if no data units are to be transmitted by the wireless communication unit.
13. The wireless communication device of claim 1, wherein the wireless communication unit is to halt the measuring of the link maintenance time period during at least one of a beacon time, an association beamforming training period of a beacon interval, and a contention-based period.
14. The wireless communication device of claim 1, wherein the wireless communication unit is not an initiator of the beamformed communication link, and wherein the wireless communication unit is to attempt to restore the beamformed communication link by switching one or more receive antennas to a quasi-omni antenna pattern.
15. The wireless communication device of claim 1, wherein the wireless communication unit is an initiator of the beamformed communication link, and wherein the wireless communication unit is to attempt to restore the beamformed communication link by performing a sector sweep.
16. The wireless communication device of claim 1, wherein the wireless communication device comprises a millimeter-wave-station.
one or more antennas for communicating with a second wireless communication device over a beamformed communication link; and
a wireless communication unit to measure a link maintenance time period corresponding to the beamformed communication link and to attempt to restore the beamformed communication link upon expiration of the link maintenance time period.
18. The system of claim 17, wherein the first wireless communication device is to negotiate the link maintenance time period with the second wireless communication device.
19. The system of claim 17, wherein the first wireless communication device is to transmit to the second wireless communication device a first frame comprising an indication of a first negotiated maintenance time period,
wherein the first wireless communication device is to receive from the second wireless communication device a second frame comprising an indication of a second negotiated maintenance time period,
and wherein the first wireless communication device is to set the link maintenance time period according to one of the first and second negotiated maintenance time periods.
20. The system of claim 19, wherein the first frame comprises a first master/slave indicator to indicate whether the first wireless communication device requests to control the link maintenance time period, wherein the second frame comprises a second master/slave indicator to indicate whether the second wireless communication device requests to control the link maintenance time period, and wherein the first wireless communication device is to set the link maintenance time period based on the first and second master/slave indicators.
21. The system of claim 19, wherein the first frame comprises a first indicator indicating a unit index selected from a plurality of predefined unit indexes, wherein the unit index represents a predefined maintenance unit value,
at a first wireless communication device, measuring a link maintenance time period corresponding to a beamformed communication link established between the first wireless communication device and a second wireless communication device; and
attempting to restore the beamformed communication link upon expiration of the link maintenance time period.
23. The method of claim 22 comprising negotiating the link maintenance time period with the second wireless communication device.
24. The method of claim 22 comprising restarting the measuring of the link maintenance time period upon receiving over the beamformed communication link at least one of a response, a service period request, a poll frame, a grant frame, a request, an acknowledgement, a denial-to-send frame, and a clear-to-send frame.
25. The method of claim 22 comprising restarting the measuring of the link maintenance time period upon transmitting over the beamformed communication link at least one of an acknowledgement, a block acknowledgment, a clear-to-send frame, and a denial-to-send frame.
26. The method of claim 22 comprising transmitting one or more null data frames over the beamformed link prior to expiration of the link maintenance time period, if no data units are to be transmitted by the first wireless communication device.
US12/941,108 2010-07-06 2010-11-08 Device, system and method of wireless communication over a beamformed communication link Active 2031-07-25 US8843076B2 (en)
CN201180042974.0A CN103081377B (en) 2010-07-06 2011-06-29 By equipment, the system and method for the radio communication of the communication link of Wave beam forming
CN201310559036.9A CN103596195B (en) 2010-07-06 2011-06-29 Pass through the equipment, system and method for the wireless communication of the communication link of Wave beam forming
EP14164300.7A EP2854219B1 (en) 2010-07-06 2011-06-29 Devices and methods of wireless communication over a beamformed communication link
US14/020,332 US9118385B2 (en) 2010-07-06 2013-09-06 Device, system and method of wireless communication over a beamformed communication link
US14/020,332 Continuation US9118385B2 (en) 2010-07-06 2013-09-06 Device, system and method of wireless communication over a beamformed communication link
US20120009880A1 true US20120009880A1 (en) 2012-01-12
US8843076B2 US8843076B2 (en) 2014-09-23
US12/941,108 Active 2031-07-25 US8843076B2 (en) 2010-07-06 2010-11-08 Device, system and method of wireless communication over a beamformed communication link
US14/020,332 Active US9118385B2 (en) 2010-07-06 2013-09-06 Device, system and method of wireless communication over a beamformed communication link
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Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:TRAININ, SOLOMON;KASHER, ASSAF;CORDEIRO, CARLOS;SIGNING DATES FROM 20101028 TO 20101101;REEL/FRAME:026297/0266