DE602004013049D1 - Gleichzeitig mit mehreren mobilstationen durch verwendung von raummultiplex-mehrfachzugriff (sdma) kommunizierender drahtloser zugangspunkt - Google Patents

Gleichzeitig mit mehreren mobilstationen durch verwendung von raummultiplex-mehrfachzugriff (sdma) kommunizierender drahtloser zugangspunkt

Info

Publication number
DE602004013049D1
DE602004013049D1 DE602004013049T DE602004013049T DE602004013049D1 DE 602004013049 D1 DE602004013049 D1 DE 602004013049D1 DE 602004013049 T DE602004013049 T DE 602004013049T DE 602004013049 T DE602004013049 T DE 602004013049T DE 602004013049 D1 DE602004013049 D1 DE 602004013049D1
Authority
DE
Germany
Prior art keywords
mobile stations
sdma
same time
access point
several mobile
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
DE602004013049T
Other languages
English (en)
Other versions
DE602004013049T2 (de
Inventor
Qinghua Li
Minnie Ho
Adrian Stephens
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Intel Corp
Original Assignee
Intel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Intel Corp filed Critical Intel Corp
Publication of DE602004013049D1 publication Critical patent/DE602004013049D1/de
Application granted granted Critical
Publication of DE602004013049T2 publication Critical patent/DE602004013049T2/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access, e.g. scheduled or random access
    • H04W74/08—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access]
    • H04W74/0808—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using carrier sensing, e.g. as in CSMA
    • H04W74/0816—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using carrier sensing, e.g. as in CSMA carrier sensing with collision avoidance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access, e.g. scheduled or random access
    • H04W74/08—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access]
    • H04W74/0866—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using a dedicated channel for access
    • H04W74/0891—Non-scheduled or contention based access, e.g. random access, ALOHA, CSMA [Carrier Sense Multiple Access] using a dedicated channel for access for synchronized access
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/713—Spread spectrum techniques using frequency hopping
    • H04B1/715—Interference-related aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H04L5/0055—Physical resource allocation for ACK/NACK
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices
DE602004013049T 2003-12-23 2004-12-13 Gleichzeitig mit mehreren mobilstationen durch verwendung von raummultiplex-mehrfachzugriff (sdma) kommunizierender drahtloser zugangspunkt Active DE602004013049T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/745,123 US8199723B2 (en) 2003-12-23 2003-12-23 Parallel wireless communication apparatus, method, and system
US745123 2003-12-23
PCT/US2004/041902 WO2005067218A1 (en) 2003-12-23 2004-12-13 Wireless access point communicating with multiple mobile stations simultaneously using spatial-division multiple access (sdma)

Publications (2)

Publication Number Publication Date
DE602004013049D1 true DE602004013049D1 (de) 2008-05-21
DE602004013049T2 DE602004013049T2 (de) 2009-06-25

Family

ID=34679062

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004013049T Active DE602004013049T2 (de) 2003-12-23 2004-12-13 Gleichzeitig mit mehreren mobilstationen durch verwendung von raummultiplex-mehrfachzugriff (sdma) kommunizierender drahtloser zugangspunkt

Country Status (7)

Country Link
US (4) US8199723B2 (de)
EP (1) EP1733510B1 (de)
CN (2) CN106851851B (de)
AT (1) ATE392071T1 (de)
DE (1) DE602004013049T2 (de)
HK (1) HK1092625A1 (de)
WO (1) WO2005067218A1 (de)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1530316A1 (de) * 2003-11-10 2005-05-11 Go Networks Leistungserhöhung eines Datenpaket-Funkkommunikationssystems
US8199723B2 (en) 2003-12-23 2012-06-12 Intel Corporation Parallel wireless communication apparatus, method, and system
US20050141495A1 (en) 2003-12-30 2005-06-30 Lin Xintian E. Filling the space-time channels in SDMA
KR100934985B1 (ko) * 2004-01-19 2010-01-06 삼성전자주식회사 Ｄｃｆ를 따르는 무선통신방법
EP1851914A1 (de) * 2005-02-25 2007-11-07 NTT DoCoMo Inc. Empfänger und sender für ein netzwerk mit nichtzentralisierter medium-zugriffssteuerung
US7532675B2 (en) * 2005-12-23 2009-05-12 Intel Corporation Techniques to time vary pilot locations in wireless networks
US20070153760A1 (en) * 2005-12-29 2007-07-05 Nir Shapira Method, apparatus and system of spatial division multiple access communication in a wireless local area network
US20070211748A1 (en) * 2006-03-13 2007-09-13 Stephens Adrian P Wireless network channell access techniques
US8175532B2 (en) * 2006-06-06 2012-05-08 Qualcomm Incorporated Apparatus and method for wireless communication via at least one of directional and omni-direction antennas
US8489702B2 (en) * 2007-06-22 2013-07-16 Apple Inc. Determining playability of media files with minimal downloading
CN101370175B (zh) * 2007-08-15 2011-12-28 华为技术有限公司 确定数据发送时间的方法、组播分组方法、装置和系统
US8837435B2 (en) 2007-10-31 2014-09-16 Samsung Electronics Co., Ltd. Method and system for medium access control in communication networks
US8532038B2 (en) * 2008-08-19 2013-09-10 Qualcomm Incorporated Methods and apparatus for frame exchange for SDMA uplink data
US8654753B2 (en) * 2008-08-26 2014-02-18 Qualcomm Incorporated Multichannel TDMA mechanism
US8811420B2 (en) * 2009-01-05 2014-08-19 Samsung Electronics Co., Ltd. System and method for contention-based channel access for peer-to-peer connection in wireless networks
US8483197B2 (en) * 2009-03-23 2013-07-09 Qualcomm Incorporated AP to legacy station SDMA protocol
AU2010232634B2 (en) * 2009-04-01 2015-06-04 Qualcomm Incorporated Managing transmissions among nodes communicating over a shared communication medium
JP5391816B2 (ja) * 2009-05-08 2014-01-15 ソニー株式会社 通信装置及び通信方法、コンピューター・プログラム、並びに通信システム
US9137815B2 (en) * 2009-06-17 2015-09-15 Qualcomm Incorporated Multi-user multiple input multiple output wireless communications
KR101714687B1 (ko) * 2009-08-12 2017-03-09 마벨 월드 트레이드 리미티드 Ｓｄｍａ 멀티-디바이스 무선 통신
US8660497B1 (en) * 2009-08-18 2014-02-25 Marvell International Ltd. Beamsteering in a spatial division multiple access (SDMA) system
WO2011025145A2 (en) * 2009-08-26 2011-03-03 Lg Electronics Inc. Method and apparatus of transmitting a sounding frame and communicating data in a wireless local area network system
CN104506286B (zh) 2009-12-18 2018-02-16 韩国电子通信研究院 用于在无线通信系统中接收帧的方法和设备
US9173191B2 (en) 2009-12-20 2015-10-27 Intel Corporation Device, system and method of simultaneously communicating with a group of wireless communication devices
JP2011188106A (ja) * 2010-03-05 2011-09-22 Sony Corp 無線通信装置、無線通信システム、無線通信方法およびプログラム
US20110222458A1 (en) * 2010-03-15 2011-09-15 Cheng-Hsuan Wu Multi-user Downlink and Uplink Transmission Method and Communication System Using the Same
US8259745B2 (en) * 2010-03-29 2012-09-04 Intel Corporation Enhanced carrier sensing for multi-channel operation
WO2012026990A1 (en) 2010-08-26 2012-03-01 Marvell World Trade Ltd. Wireless communications with primary and secondary access categories
CN102404087B (zh) * 2010-09-16 2015-08-19 华为技术有限公司 多用户mimo系统发送数据的方法与装置
WO2012034521A1 (zh) * 2010-09-15 2012-03-22 华为技术有限公司 多用户mimo系统发送数据的方法与装置
US9602298B2 (en) 2010-09-29 2017-03-21 Qualcomm Incorporated Methods and apparatuses for determining a type of control field
US9831983B2 (en) 2010-09-29 2017-11-28 Qualcomm Incorporated Systems, methods and apparatus for determining control field and modulation coding scheme information
US9806848B2 (en) 2010-09-29 2017-10-31 Qualcomm Incorporated Systems, methods and apparatus for determining control field and modulation coding scheme information
US10090982B2 (en) 2010-09-29 2018-10-02 Qualcomm Incorporated Systems and methods for communication of channel state information
US9374193B2 (en) 2010-09-29 2016-06-21 Qualcomm Incorporated Systems and methods for communication of channel state information
US9882624B2 (en) 2010-09-29 2018-01-30 Qualcomm, Incorporated Systems and methods for communication of channel state information
US9813135B2 (en) 2010-09-29 2017-11-07 Qualcomm, Incorporated Systems and methods for communication of channel state information
US9077498B2 (en) 2010-09-29 2015-07-07 Qualcomm Incorporated Systems and methods for communication of channel state information
CN103329495A (zh) * 2011-01-18 2013-09-25 诺基亚西门子通信公司 匹配滤波的数据样本处理
EP2820909B1 (de) 2012-03-01 2017-09-06 Interdigital Patent Holdings, Inc. Paralleler kanalzugang für mehrere benutzer in wlan-systemen
US8964561B2 (en) * 2012-05-04 2015-02-24 Nokia Corporation Method and apparatus for signaling sequence root
US10021600B2 (en) * 2013-01-02 2018-07-10 Qualcomm Incorporated Backhaul traffic reliability in unlicensed bands using spectrum sensing and channel reservation
US9577811B2 (en) 2013-05-03 2017-02-21 Qualcomm Incorporated Methods and systems for frequency multiplexed communication in dense wireless environments
EP3053292A2 (de) 2013-10-01 2016-08-10 Interdigital Patent Holdings, Inc. Verbesserungen für koordinierte blockbasierte orthogonale ressourcenzuweisung (cobra) in wlan-systemen
CN105376032A (zh) * 2014-08-25 2016-03-02 华为技术有限公司 一种用于无线局域网络中传输数据的方法和装置
EP3179816B1 (de) * 2014-08-26 2019-01-09 Huawei Technologies Co., Ltd. Zugriffsverfahren und -vorrichtung
US11047975B2 (en) 2017-09-28 2021-06-29 Hewlett Packard Enterprise Development Lp Split wireless radio chains to service ranging measurement
CN107949066B (zh) * 2017-11-21 2021-06-11 西安空间无线电技术研究所 一种面向跳波束的波位资源弹性调度系统及调度方法
WO2019112593A1 (en) * 2017-12-07 2019-06-13 Intel Corporation Methods and apparatus to improve network throughput in a wireless communications network

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5515378A (en) * 1991-12-12 1996-05-07 Arraycomm, Inc. Spatial division multiple access wireless communication systems
US5586119A (en) * 1994-08-31 1996-12-17 Motorola, Inc. Method and apparatus for packet alignment in a communication system
US5886988A (en) * 1996-10-23 1999-03-23 Arraycomm, Inc. Channel assignment and call admission control for spatial division multiple access communication systems
US6185440B1 (en) * 1997-12-10 2001-02-06 Arraycomm, Inc. Method for sequentially transmitting a downlink signal from a communication station that has an antenna array to achieve an omnidirectional radiation
SG80071A1 (en) * 1999-09-24 2001-04-17 Univ Singapore Downlink beamforming method
US6351499B1 (en) * 1999-12-15 2002-02-26 Iospan Wireless, Inc. Method and wireless systems using multiple antennas and adaptive control for maximizing a communication parameter
FI20001133A (fi) * 2000-05-12 2001-11-13 Nokia Corp Menetelmä päätelaitteiden ja yhteysaseman välisen tiedonsiirron järjestämiseksi tiedonsiirtojärjestelmässä
US7054329B2 (en) * 2000-07-07 2006-05-30 Koninklijke Philips Electronics, N.V. Collision avoidance in IEEE 802.11 contention free period (CFP) with overlapping basic service sets (BSSs)
US7054292B2 (en) * 2000-10-27 2006-05-30 L-3 Communications Corporation Hybrid synchronous space/code multiple access system using an adaptive antenna system
US6721302B1 (en) 2000-11-17 2004-04-13 Nokia Corporation Apparatus, and associated method, for communicating packet data in a SDMA (Space-Division, Multiple-Access) communication scheme
US6990116B1 (en) * 2001-01-12 2006-01-24 3Com Corporation Method and system for improving throughput over wireless local area networks with mode switching
US20020093929A1 (en) * 2001-01-18 2002-07-18 Koninklijke Philips Electronics N.V. System and method for sharing bandwidth between co-located 802.11a/e and HIPERLAN/2 systems
US6967944B2 (en) * 2001-03-30 2005-11-22 Koninklijke Philips Electronics N.V. Increasing link capacity via concurrent transmissions in centralized wireless LANs
EP1263168B1 (de) 2001-05-29 2006-06-28 Kabushiki Kaisha Toshiba Gerät zur drahtlosen Kommunikation
KR100442821B1 (ko) * 2001-09-20 2004-08-02 삼성전자주식회사 대기수 제어 기반의 데이터 전송방법
US6823284B2 (en) * 2002-04-30 2004-11-23 International Business Machines Corporation Geolocation subsystem
US7286513B2 (en) * 2002-06-05 2007-10-23 Sigma Designs, Inc. Wireless switch for use in wireless communications
JP4013665B2 (ja) * 2002-06-21 2007-11-28 株式会社日立製作所 無線通信方式および無線装置
WO2004047346A1 (en) * 2002-11-19 2004-06-03 Bae Systems Information And Electronic Systems Integration Inc Bandwidth efficient wirless network modem
BRPI0406664A (pt) * 2003-01-09 2005-12-06 Thomson Licensing Sa Método e aparelho para aprovisionamento de largura de banda em uma wlan
EP1599962A4 (de) * 2003-02-28 2011-02-09 Thomson Licensing Verfahren für einen exklusiven wlan-abwärtsstreckenkanal
US7046651B2 (en) * 2003-04-04 2006-05-16 Nokia Corporation System topologies for optimum capacity transmission over wireless local area networks
US7953372B2 (en) * 2003-04-07 2011-05-31 Yoram Ofek Directional antenna sectoring system and methodology
US7352718B1 (en) * 2003-07-22 2008-04-01 Cisco Technology, Inc. Spatial division multiple access for wireless networks
ATE395763T1 (de) * 2003-07-31 2008-05-15 Koninkl Philips Electronics Nv Verfahren, zugangspunkt und programmprodukt zur bereitstellung von bandbreiten- und funkzeit- fairness in drahtlosen netzwerken
US20050144307A1 (en) * 2003-12-15 2005-06-30 Qinghua Li Back-end alignment to avoid SDMA ACK time-out
US20050165946A1 (en) * 2003-12-22 2005-07-28 Intel Corporation Bi-directional wireless LAN channel access
US8199723B2 (en) 2003-12-23 2012-06-12 Intel Corporation Parallel wireless communication apparatus, method, and system

Also Published As

Publication number Publication date
US8948139B2 (en) 2015-02-03
US9432155B2 (en) 2016-08-30
US20120099576A1 (en) 2012-04-26
US8199723B2 (en) 2012-06-12
US20050138199A1 (en) 2005-06-23
EP1733510A1 (de) 2006-12-20
US20150139179A1 (en) 2015-05-21
HK1092625A1 (en) 2007-02-09
CN106851851B (zh) 2021-07-06
CN1898910A (zh) 2007-01-17
EP1733510B1 (de) 2008-04-09
CN106851851A (zh) 2017-06-13
CN1898910B (zh) 2016-10-26
US10098152B2 (en) 2018-10-09
US20160309515A1 (en) 2016-10-20
ATE392071T1 (de) 2008-04-15
DE602004013049T2 (de) 2009-06-25
WO2005067218A1 (en) 2005-07-21

Similar Documents

Publication Publication Date Title
DE602004013049D1 (de) Gleichzeitig mit mehreren mobilstationen durch verwendung von raummultiplex-mehrfachzugriff (sdma) kommunizierender drahtloser zugangspunkt
DE602005025873D1 (de) Finden von mobilen endgeräten
AR039144A1 (es) Sistemas de telecomunicaciones inalambricas de acceso multiple por division de codigo (cdma) duplex por division de tiempo-red de area local de radio (tdd-rlan) con salida ran ip y metodos
TW200601745A (en) Method to manage medium access for a mixed wireless network
ATE440475T1 (de) Konfiguration von zugangspunkten in einem drahtlosen netz
TW200718254A (en) Method for efficient radio resource management
UA84308C2 (en) Peer-to-peer communiucation
MXPA04003960A (es) Metodo y aparato para el descubrimiento de dispositivos en red.
ATE463139T1 (de) Messungen in kommunikationssystemen
TW200714101A (en) Mobile communication device and network selection method thereof
ATE465616T1 (de) Kommunikationssystem mit tragbaren master- und slave-geräten
EA200501488A1 (ru) Беспроводный шлюз
IN2009DN07373A (de)
FI20041653A0 (fi) Energiatehokas langaton anturiverkko, solmulaitteita sitä varten sekä menetelmä tietoliikenteen järjestämiseksi langattomassa anturiverkossa
SG158887A1 (en) Network selection when multiple networks are available in a coverage area
NO20060148L (no) System og fremgangsmate for a bestemme maleverdi for radioressursstyring i tradlose kommunikasjoner
FI20050090A0 (fi) Menetelmä ja järjestelmä valikoivaan langattomaan viestintään
FI20031609A0 (fi) Viestintämenetelmä, vastaanotin ja tukiasema
MY138740A (en) Method and apparatus to provide channel access parameter
GB2408169B (en) Logarithmic time range-based multifield-correlation packet classification
DE60321275D1 (de) Endgerät, Kommunikationsmethode und -system zur Authentifizierung von Benutzern in einer Benutzergruppe im Netzwerk
ATE518389T1 (de) Identifizieren von netzwerkbetriebsmitteln für paketvermittelte dienste
WO2006071459A3 (en) System and method for power management in mobile units
NO20044340L (no) Fremgangsmate og system for a utfore anropsaksesskontroll i opplinksforbindelsen for tredjegenerasjon kommunikasjonssystemer
DE602004020514D1 (de) Lochfüllungs-kanalzugang

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: HEYER, V., DIPL.-PHYS. DR.RER.NAT., PAT.-ANW., 806