DE60233482D1 - Verfahren zur bereitstellung von antennendiversität - Google Patents
Verfahren zur bereitstellung von antennendiversitätInfo
- Publication number
- DE60233482D1 DE60233482D1 DE60233482T DE60233482T DE60233482D1 DE 60233482 D1 DE60233482 D1 DE 60233482D1 DE 60233482 T DE60233482 T DE 60233482T DE 60233482 T DE60233482 T DE 60233482T DE 60233482 D1 DE60233482 D1 DE 60233482D1
- Authority
- DE
- Germany
- Prior art keywords
- antenna
- algorithm
- term
- antennas
- short
- 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.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1867—Arrangements specially adapted for the transmitter end
- H04L1/1893—Physical mapping arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0602—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using antenna switching
- H04B7/0608—Antenna selection according to transmission parameters
- H04B7/061—Antenna selection according to transmission parameters using feedback from receiving side
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
- H04B7/0814—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching based on current reception conditions, e.g. switching to different antenna when signal level is below threshold
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0825—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with main and with auxiliary or diversity antennas
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/832,029 US6961545B2 (en) | 2001-04-09 | 2001-04-09 | Method and system for providing antenna diversity |
PCT/US2002/010029 WO2002082688A1 (en) | 2001-04-09 | 2002-03-28 | Method and system for providing antenna diversity |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60233482D1 true DE60233482D1 (de) | 2009-10-08 |
Family
ID=25260468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60233482T Expired - Fee Related DE60233482D1 (de) | 2001-04-09 | 2002-03-28 | Verfahren zur bereitstellung von antennendiversität |
Country Status (6)
Country | Link |
---|---|
US (1) | US6961545B2 (de) |
EP (1) | EP1386423B1 (de) |
AT (1) | ATE441254T1 (de) |
DE (1) | DE60233482D1 (de) |
TW (1) | TW541760B (de) |
WO (1) | WO2002082688A1 (de) |
Families Citing this family (126)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7952511B1 (en) | 1999-04-07 | 2011-05-31 | Geer James L | Method and apparatus for the detection of objects using electromagnetic wave attenuation patterns |
US6733929B2 (en) * | 2000-07-05 | 2004-05-11 | Numerical Technologies, Inc. | Phase shift masking for complex patterns with proximity adjustments |
US6711208B2 (en) * | 2000-12-04 | 2004-03-23 | Qualcomm, Incorporated | Estimation of traffic-to-pilot ratios |
US6909706B2 (en) * | 2001-05-23 | 2005-06-21 | Pemstar, Inc. | Multicast wireless ad hoc packet routing |
US6914894B2 (en) * | 2001-05-23 | 2005-07-05 | Pemstar, Inc. | Role-based IP multicast addressing in a wireless LAN |
USRE47911E1 (en) * | 2001-06-29 | 2020-03-17 | Koninklijke Philips N.V. | Noise margin information for power control and link adaptation in IEEE 802.11h WLAN |
JP4664543B2 (ja) * | 2001-07-26 | 2011-04-06 | 株式会社東芝 | 電子機器および無線アンテナの実装方法 |
JP2003060540A (ja) * | 2001-08-10 | 2003-02-28 | Pioneer Electronic Corp | 受信装置 |
JP4417593B2 (ja) * | 2001-08-10 | 2010-02-17 | パイオニア株式会社 | アンテナ切替装置 |
KR100615888B1 (ko) * | 2001-08-25 | 2006-08-25 | 삼성전자주식회사 | 안테나 어레이를 포함하는 이동 통신 장치 및 방법 |
US7330472B2 (en) * | 2001-10-26 | 2008-02-12 | Sharp Laboratories Of America, Inc. | System and method for hybrid coordination in a wireless LAN |
US7555287B1 (en) * | 2001-11-01 | 2009-06-30 | Nokia Corporation | Customized messaging between wireless access point and services |
US7340214B1 (en) | 2002-02-13 | 2008-03-04 | Nokia Corporation | Short-range wireless system and method for multimedia tags |
US7567634B1 (en) * | 2002-02-15 | 2009-07-28 | Marvell International Ltd. | Reduced complexity viterbi decoding method and apparatus |
US6862456B2 (en) * | 2002-03-01 | 2005-03-01 | Cognio, Inc. | Systems and methods for improving range for multicast wireless communication |
WO2003075471A2 (en) | 2002-03-01 | 2003-09-12 | Cognio, Inc. | System and method for joint maximal ratio combining |
US6785520B2 (en) | 2002-03-01 | 2004-08-31 | Cognio, Inc. | System and method for antenna diversity using equal power joint maximal ratio combining |
US6871049B2 (en) | 2002-03-21 | 2005-03-22 | Cognio, Inc. | Improving the efficiency of power amplifiers in devices using transmit beamforming |
EP1502364A4 (de) * | 2002-04-22 | 2010-03-31 | Ipr Licensing Inc | Funksender/-empfänger mit mehreren eingängen und mehreren ausgängen |
GB2391137B (en) | 2002-07-19 | 2004-09-01 | Synad Technologies Ltd | Method of controlling access to a communications medium |
AU2003285138A1 (en) * | 2002-11-04 | 2004-06-07 | Vivato Inc | Directed wireless communication |
WO2004051882A1 (en) * | 2002-12-04 | 2004-06-17 | Koninklijke Philips Electronics N.V. | Delay diversity in a wireless communication system |
US7236539B2 (en) * | 2002-12-17 | 2007-06-26 | Mediatek Inc. | Apparatus and method for estimation of frequency offset in wireless communications |
US7171223B2 (en) * | 2003-01-10 | 2007-01-30 | Belair Networks, Inc. | Automatic antenna selection for mesh backhaul network nodes |
US20040151146A1 (en) * | 2003-01-30 | 2004-08-05 | Hammerschmidt Joachim S. | Multi-branch OFDM transceiver |
US7400609B2 (en) | 2003-01-30 | 2008-07-15 | Agere Systems Inc. | Partitioning scheme for an OFDM transceiver |
US8027315B2 (en) * | 2003-02-12 | 2011-09-27 | Nortel Networks Limited | Antenna diversity |
WO2004073206A1 (en) | 2003-02-14 | 2004-08-26 | Nortel Networks Limited | Antenna diversity |
US20040181517A1 (en) * | 2003-03-13 | 2004-09-16 | Younghee Jung | System and method for social interaction |
US20040185782A1 (en) * | 2003-03-17 | 2004-09-23 | Halford Steven Dennis | Technique for selecting a signal path in an antenna system |
US7990883B2 (en) * | 2003-05-16 | 2011-08-02 | Sony Corporation | Communication system, communication method, communication apparatus, communication control method, and computer program |
TWI226158B (en) * | 2003-09-19 | 2005-01-01 | Realtek Semiconductor Corp | Method for antenna diversity |
US7366304B2 (en) * | 2003-10-07 | 2008-04-29 | Lenovo (Singapore) Pte. Ltd. | Cruable U-NII wireless radio with secure, integral antenna connection via SM BIOS in U-NII wireless ready device |
US7117013B2 (en) * | 2003-10-07 | 2006-10-03 | Lenovo (Singapore) Pte. Ltd. | Cruable dual mode ISM and U-NII wireless radio with secure, integral antenna connection |
US7072691B2 (en) * | 2003-10-07 | 2006-07-04 | Lenovo (Singapore) Pte.Ltd. | Cruable-U-NII wireless radio with secure, integral antenna connection via validation registers in U-NII wireless ready device |
FR2861516A1 (fr) * | 2003-10-24 | 2005-04-29 | Thomson Licensing Sa | Methode pour faire fonctionner en diversite d'antennes une station emettrice/receptrice d'un reseau de communication sans fil |
US7539507B2 (en) * | 2003-11-21 | 2009-05-26 | Qualcomm Incorporated | Peer-to-peer communications |
US7460082B2 (en) * | 2003-12-30 | 2008-12-02 | Intel Corporation | Sectored antenna systems for WLAN |
JP2005252825A (ja) * | 2004-03-05 | 2005-09-15 | Toyota Industries Corp | ダイバーシティ制御方法および無線通信装置 |
US7448012B1 (en) | 2004-04-21 | 2008-11-04 | Qi-De Qian | Methods and system for improving integrated circuit layout |
US7525926B2 (en) * | 2004-08-02 | 2009-04-28 | Atheros Communications, Inc. | Wireless communication using beam forming and diversity |
US8995921B2 (en) * | 2004-09-10 | 2015-03-31 | Interdigital Technology Corporation | Measurement support for a smart antenna in a wireless communication system |
US7486650B2 (en) * | 2004-09-27 | 2009-02-03 | Intel Corporation | Method, apparatus and system of wireless transmission |
US8699320B2 (en) * | 2004-11-01 | 2014-04-15 | Alcatel Lucent | Multi-interface port management |
TWI391018B (zh) | 2004-11-05 | 2013-03-21 | Ruckus Wireless Inc | 藉由確認抑制之增強資訊量 |
US8638708B2 (en) | 2004-11-05 | 2014-01-28 | Ruckus Wireless, Inc. | MAC based mapping in IP based communications |
US7505447B2 (en) * | 2004-11-05 | 2009-03-17 | Ruckus Wireless, Inc. | Systems and methods for improved data throughput in communications networks |
US8619662B2 (en) | 2004-11-05 | 2013-12-31 | Ruckus Wireless, Inc. | Unicast to multicast conversion |
US20060159023A1 (en) * | 2005-01-14 | 2006-07-20 | International Business Machines Corporation | CRC error history mechanism |
EP1845648A4 (de) * | 2005-02-28 | 2011-08-17 | Panasonic Corp | Kontrolschema zur wiederholten übertragung und drahtlose kommunikationsvorrichtung |
US7809336B2 (en) * | 2005-03-07 | 2010-10-05 | Qualcomm Incorporated | Rate selection for a quasi-orthogonal communication system |
US20060252461A1 (en) * | 2005-05-06 | 2006-11-09 | Grant Neil G | Controlling wireless communications from a multi-sector antenna of a base station |
US7822000B2 (en) * | 2005-06-30 | 2010-10-26 | Symbol Technologies, Inc. | Time division multiplexing for access ports in a wireless network |
US7483412B2 (en) * | 2005-07-29 | 2009-01-27 | Microsoft Corporation | Range extension between two wireless devices |
US20070071149A1 (en) | 2005-09-27 | 2007-03-29 | Linbo Li | Maximum ratio combining in broadcast OFDM systems based on multiple receive antennas |
US7333068B2 (en) * | 2005-11-15 | 2008-02-19 | Clearone Communications, Inc. | Planar anti-reflective interference antennas with extra-planar element extensions |
US7446714B2 (en) * | 2005-11-15 | 2008-11-04 | Clearone Communications, Inc. | Anti-reflective interference antennas with radially-oriented elements |
US7480502B2 (en) | 2005-11-15 | 2009-01-20 | Clearone Communications, Inc. | Wireless communications device with reflective interference immunity |
WO2007058606A1 (en) * | 2005-11-16 | 2007-05-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Expert system |
KR101065846B1 (ko) * | 2005-11-17 | 2011-09-19 | 한국전자통신연구원 | Ofdma에서의 패킷 데이터 전송 방법 및 장치 |
KR20070108316A (ko) * | 2005-12-22 | 2007-11-09 | 한국전자통신연구원 | Ofdm 셀룰라 시스템에서 동기채널 및 bch 를 위한송신 다이버시티 방법 |
US7489670B2 (en) * | 2005-12-27 | 2009-02-10 | Celeno Communications Ltd. | Device, system and method of uplink/downlink communication in wireless network |
US7672400B2 (en) * | 2005-12-29 | 2010-03-02 | Celeno Communications (Israel) Ltd. | Method of secure WLAN communication |
US20070153754A1 (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 |
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 |
US7656965B2 (en) * | 2005-12-29 | 2010-02-02 | Celeno Communications (Israel) Ltd. | Method of secure WLAN communication |
US9071435B2 (en) | 2005-12-29 | 2015-06-30 | Celeno Communications Ltd. | System and method for tuning transmission parameters in multi-user multiple-input-multiple-output systems with aged and noisy channel estimation |
US7570624B2 (en) * | 2005-12-29 | 2009-08-04 | Celeno Communications (Israel) Ltd. | Device, system and method of uplink/downlink communication in wireless network |
US7751353B2 (en) | 2005-12-29 | 2010-07-06 | Celeno Communications (Israel) Ltd. | Device, system and method of securing wireless communication |
WO2007120019A1 (en) * | 2006-04-19 | 2007-10-25 | Electronics And Telecommunications Research Institute | Transmission method of mobile station for random access channel diversity |
KR101396558B1 (ko) * | 2006-04-19 | 2014-05-21 | 삼성전자주식회사 | 랜덤액세스 다이버시티를 얻기 위한 이동국의 송신 방법 |
US8675617B2 (en) * | 2006-06-02 | 2014-03-18 | Interdigital Technology Corporation | Methods for improving wireless communications when interference or signal loss is directional in nature |
FR2902250A1 (fr) * | 2006-06-12 | 2007-12-14 | Thomson Licensing Sas | Commutateur et dispositif de commutation a isolation selective pour terminaux multimedias |
US20080064356A1 (en) * | 2006-09-07 | 2008-03-13 | Telefonaktiebolaget Lm Ericsson (Publ) | Method of receiving wideband signal |
US20080151871A1 (en) * | 2006-12-22 | 2008-06-26 | Nokia Corporation | Power-Efficient Multi-Branch Reception |
US7925270B1 (en) * | 2007-01-19 | 2011-04-12 | Sprint Communications Company L.P. | Antenna-to-base station selection system |
US8300658B2 (en) | 2007-03-21 | 2012-10-30 | Motorola Mobility Llc | Apparatuses and methods for multi-antenna channel quality data acquisition in a broadcast/multicast service network using a multicast symbol |
US7796639B2 (en) | 2007-03-21 | 2010-09-14 | Motorola Mobility, Inc. | Apparatuses and methods for multi-antenna channel quality data acquisition in a broadcast/multicast service network |
US9088907B2 (en) * | 2007-06-18 | 2015-07-21 | Xirrus, Inc. | Node fault identification in wireless LAN access points |
US8547899B2 (en) | 2007-07-28 | 2013-10-01 | Ruckus Wireless, Inc. | Wireless network throughput enhancement through channel aware scheduling |
US8355343B2 (en) | 2008-01-11 | 2013-01-15 | Ruckus Wireless, Inc. | Determining associations in a mesh network |
EP2243225A4 (de) * | 2008-02-01 | 2014-08-20 | Apple Inc | System und verfahren für mehrantennen-broadcast/multicast-übertragung auf der basis des räumlichen multiplexens |
ES2336748B1 (es) * | 2008-05-06 | 2011-02-10 | Fundacio Privada Centre Tecnologic De Telecomunicacions De Catalunya | Procedimiento de asignacion eficiente de canal en sistemas inalambricos. |
US8274903B2 (en) * | 2008-08-20 | 2012-09-25 | Qualcomm Incorporated | Methods and apparatus for switching between a base channel and a 60 GHz channel |
US8542620B2 (en) * | 2009-05-05 | 2013-09-24 | Qualcomm Incorporated | Dynamic energy saving mechanism for access points |
US20100302991A1 (en) * | 2009-06-02 | 2010-12-02 | Qualcomm Incorporated | System and process for transmit diversity in satellite phones |
US8458343B2 (en) * | 2009-07-30 | 2013-06-04 | Silicon Image, Inc. | Signaling for transitions between modes of data transmission |
US8576761B1 (en) | 2009-09-18 | 2013-11-05 | Qualcomm Incorporated | Power save delivery mechanism for wireless communication traffic |
US8644334B2 (en) * | 2009-09-30 | 2014-02-04 | Silicon Image, Inc. | Messaging to provide data link integrity |
US8811510B2 (en) * | 2009-10-09 | 2014-08-19 | Motorola Mobility Llc | Method for semi-statically adapting uplink multiple-input multiple-output transmission |
JP5347889B2 (ja) * | 2009-10-09 | 2013-11-20 | 株式会社リコー | 無線通信装置、画像処理装置および無線通信方法 |
CN102763378B (zh) | 2009-11-16 | 2015-09-23 | 鲁库斯无线公司 | 建立具有有线和无线链路的网状网络 |
US9979626B2 (en) | 2009-11-16 | 2018-05-22 | Ruckus Wireless, Inc. | Establishing a mesh network with wired and wireless links |
KR101141429B1 (ko) * | 2009-12-03 | 2012-05-03 | 삼성전기주식회사 | 다이버시티 안테나 시스템의 안테나 선택 장치 및 방법 |
US8537733B1 (en) | 2010-02-12 | 2013-09-17 | Qualcomm Incorporated | Dynamic power mode switch in a wireless ad-hoc system |
US9311446B1 (en) | 2010-03-19 | 2016-04-12 | Qualcomm Incorporated | Multicast transmission for power management in an ad-hoc wireless system |
US8588156B1 (en) | 2010-04-27 | 2013-11-19 | Qualcomm Incorporated | Direct data communication in infrastructure mode in wireless communication systems |
US8526346B1 (en) * | 2010-04-28 | 2013-09-03 | Qualcomm Incorporated | Power save communication mechanism for wireless communication systems |
US20120052827A1 (en) * | 2010-08-26 | 2012-03-01 | Qualcomm Incorporated | Decision directed antenna diversity in radio frequency receivers |
US8611268B1 (en) | 2011-04-15 | 2013-12-17 | Qualcomm Incorporated | Access point power save mechanism for wireless communication systems |
BR112014004834A8 (pt) | 2011-08-29 | 2017-12-26 | Andrew Llc | Método para desenvolver um plano de configuração para links de transporte de comunicação de um sistema de antena distribuída, sistema para desenvolvimento de um plano de configuração de um sistema de antena distribuída e sistema de antena distribuída |
US9166667B2 (en) * | 2011-10-12 | 2015-10-20 | Honeywell International Inc. | Antenna selection diversity scheme for zigbee or other wireless devices and related apparatus and method |
US9049658B2 (en) | 2012-03-06 | 2015-06-02 | Qualcomm Incorporated | Power save mechanism for peer-to-peer communication networks |
US20150271787A1 (en) * | 2012-03-19 | 2015-09-24 | Mediatek Singapore Pte. Ltd. | Expert antenna control system |
US9344174B2 (en) | 2012-05-21 | 2016-05-17 | Qualcomm Incorporated | Systems, apparatus, and methods for antenna selection |
US9819080B2 (en) * | 2012-05-21 | 2017-11-14 | Qualcomm Incorporated | Methods and systems for antenna switching based on uplink metrics |
US9179336B2 (en) | 2013-02-19 | 2015-11-03 | Mimosa Networks, Inc. | WiFi management interface for microwave radio and reset to factory defaults |
US9526074B2 (en) | 2013-03-15 | 2016-12-20 | Google Technology Holdings LLC | Methods and apparatus for determining a transmit antenna gain and a spatial mode of a device |
US9699052B2 (en) * | 2013-05-30 | 2017-07-04 | Qualcomm Incorporated | Methods and systems for enhanced round trip time (RTT) exchange |
US20150045055A1 (en) * | 2013-08-06 | 2015-02-12 | Gaby Prechner | Time of flight responders |
US9998246B2 (en) | 2014-03-13 | 2018-06-12 | Mimosa Networks, Inc. | Simultaneous transmission on shared channel |
US9425883B2 (en) | 2014-04-09 | 2016-08-23 | Autotalks Ltd | Method and system for supporting multi-channel dynamically controlled diversity reception |
KR101740024B1 (ko) * | 2014-11-25 | 2017-05-26 | 주식회사 케이엠더블유 | 기지국 시스템에서의 안테나 제어 시스템 및 그 구성 방법 |
US9769594B2 (en) * | 2015-01-30 | 2017-09-19 | Cassia Networks Inc. | Methods, devices and systems for increasing wireless communication range |
US10431868B2 (en) | 2017-05-24 | 2019-10-01 | Plume Design, Inc. | Antenna structure incorporated in heat spreader, heat sink, and cooling fins |
US10431869B2 (en) | 2017-12-19 | 2019-10-01 | Plume Design, Inc. | Slot antenna in compact wireless device |
US10840596B2 (en) | 2018-05-22 | 2020-11-17 | Plume Design, Inc. | Tunable antenna system for Bluetooth and Wi-Fi bands with electronically-reconfigurable and mechanically-identical antennas |
US11011847B2 (en) | 2019-05-10 | 2021-05-18 | Plume Design, Inc. | Multi-antenna structure with two radiating antennas with one antenna fed from the other antenna |
US11024963B2 (en) | 2019-05-10 | 2021-06-01 | Plume Design, Inc. | Dual band antenna plate and method for manufacturing |
US11233328B2 (en) | 2019-09-10 | 2022-01-25 | Plume Design, Inc. | Dual-band antenna, device and method for manufacturing |
US11417953B2 (en) | 2019-11-14 | 2022-08-16 | Plume Design, Inc. | Electronic shielding of antennas from fan controls in a compact electronic device |
US11652295B2 (en) | 2020-09-28 | 2023-05-16 | Plume Design, Inc. | Antenna with uniform radiation for ultra-wide bandwidth |
US11563274B2 (en) | 2020-10-29 | 2023-01-24 | Plume Design, Inc. | PCB fed antennas integrated with metallic body |
US11704529B2 (en) | 2021-10-27 | 2023-07-18 | Plume Design, Inc. | Tracker tag with dual-purpose antenna components |
US11881623B2 (en) | 2021-11-08 | 2024-01-23 | Plume Design, Inc. | Compact spiraled slot antenna |
US11882192B2 (en) * | 2022-05-25 | 2024-01-23 | Microsoft Technology Licensing, Llc | Intelligent near-field advertisement with optimization |
Family Cites Families (129)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1276790A (en) * | 1970-03-20 | 1972-06-07 | Vaisala Oy | Improvements in devices by which antennae are automatically selected from arrays thereof and connected to radio receivers |
US3693088A (en) | 1970-12-29 | 1972-09-19 | Bell Telephone Labor Inc | Diversity system for mobile radio using fade rate switching |
US3922685A (en) | 1973-07-30 | 1975-11-25 | Motorola Inc | Antenna pattern generator and switching apparatus |
US4337376A (en) * | 1979-12-31 | 1982-06-29 | Broadcom, Incorporated | Communications system and network |
US4317218A (en) * | 1980-03-26 | 1982-02-23 | General Electric Company | Arrangement for remote control of repeater stations |
US4404563A (en) | 1980-11-12 | 1983-09-13 | Motorola, Inc. | System of directional antennas with means for reducing flutter |
US4506385A (en) * | 1982-12-27 | 1985-03-19 | Rockwell International Corporation | Radio reception path monitor for a diversity system |
US4513412A (en) * | 1983-04-25 | 1985-04-23 | At&T Bell Laboratories | Time division adaptive retransmission technique for portable radio telephones |
JPS60214641A (ja) * | 1984-04-10 | 1985-10-26 | Nec Corp | 時分割多方向通信のスペース・ダイバシティ通信方式 |
US4639914A (en) * | 1984-12-06 | 1987-01-27 | At&T Bell Laboratories | Wireless PBX/LAN system with optimum combining |
JPS61140543A (ja) | 1984-12-11 | 1986-06-27 | Kao Corp | 4−メトキシ−2′−カルボキシジベンゾイルメタンおよびその塩 |
US4710944A (en) | 1986-10-17 | 1987-12-01 | Rca Corporation | Dual transmit-receive space diversity communication system |
US4797947A (en) * | 1987-05-01 | 1989-01-10 | Motorola, Inc. | Microcellular communications system using macrodiversity |
US4797948A (en) * | 1987-07-22 | 1989-01-10 | Motorola, Inc. | Vehicle identification technique for vehicle monitoring system employing RF communication |
US4850036A (en) * | 1987-08-21 | 1989-07-18 | American Telephone And Telegraph Company | Radio communication system using synchronous frequency hopping transmissions |
US4887265A (en) | 1988-03-18 | 1989-12-12 | Motorola, Inc. | Packet-switched cellular telephone system |
GB8828306D0 (en) * | 1988-12-05 | 1992-11-18 | Secr Defence | Adaptive antenna |
US4953197A (en) * | 1988-12-08 | 1990-08-28 | International Mobile Machines Corporation | Combination spatial diversity system |
US4985707A (en) * | 1989-01-09 | 1991-01-15 | Broadcom, Inc. | Retrodirective adaptive loop for meteor communications |
US4932049A (en) * | 1989-02-06 | 1990-06-05 | Pactel Corporation | Cellular telephone system |
US5101501A (en) * | 1989-11-07 | 1992-03-31 | Qualcomm Incorporated | Method and system for providing a soft handoff in communications in a cdma cellular telephone system |
FI84537C (fi) * | 1990-01-18 | 1991-12-10 | Nokia Mobile Phones Ltd | Diversitetsantennkoppling foer en digital mobiltelefon. |
FR2658016B1 (fr) | 1990-02-06 | 1994-01-21 | Etat Francais Cnet | Procede de diffusion de donnees numeriques, notamment pour la radiodiffusion a haut debit vers des mobiles, a entrelacement temps-frequence et demodulation coherente, et recepteur correspondant. |
FR2660131B1 (fr) | 1990-03-23 | 1992-06-19 | France Etat | Dispositif de transmissions de donnees numeriques a au moins deux niveaux de protection, et dispositif de reception correspondant. |
US5513176A (en) * | 1990-12-07 | 1996-04-30 | Qualcomm Incorporated | Dual distributed antenna system |
FR2671923B1 (fr) * | 1991-01-17 | 1993-04-16 | France Etat | Dispositif de demodulation coherente de donnees numeriques entrelacees en temps et en frequence, a estimation de la reponse frequentielle du canal de transmission et seuillage, et emetteur correspondant. |
US5625880A (en) * | 1991-12-12 | 1997-04-29 | Arraycomm, Incorporated | Spectrally efficient and high capacity acknowledgement radio paging system |
US5546090A (en) * | 1991-12-12 | 1996-08-13 | Arraycomm, Inc. | Method and apparatus for calibrating antenna arrays |
US5515378A (en) * | 1991-12-12 | 1996-05-07 | Arraycomm, Inc. | Spatial division multiple access wireless communication systems |
US5592490A (en) * | 1991-12-12 | 1997-01-07 | Arraycomm, Inc. | Spectrally efficient high capacity wireless communication systems |
US5828658A (en) | 1991-12-12 | 1998-10-27 | Arraycomm, Inc. | Spectrally efficient high capacity wireless communication systems with spatio-temporal processing |
CA2083304C (en) * | 1991-12-31 | 1999-01-26 | Stephen R. Huszar | Equalization and decoding for digital communication channel |
US5276730A (en) * | 1992-04-30 | 1994-01-04 | At&T Bell Laboratories | Access method for distributed dynamic channel allocation in microcells |
DE69327837T2 (de) * | 1992-12-01 | 2000-10-12 | Koninkl Philips Electronics Nv | Teilband-Diversityübertragungssystem |
US5634199A (en) * | 1993-04-14 | 1997-05-27 | Stanford University | Method of subspace beamforming using adaptive transmitting antennas with feedback |
US5812935A (en) | 1993-04-17 | 1998-09-22 | Hughes Electronics | Cellular system employing base station transmit diversity according to transmission quality level |
US5507035A (en) * | 1993-04-30 | 1996-04-09 | International Business Machines Corporation | Diversity transmission strategy in mobile/indoor cellula radio communications |
GB9309353D0 (en) * | 1993-05-06 | 1993-06-16 | Ncr Int Inc | Wireless communication system having antenna diversity |
US5437055A (en) | 1993-06-03 | 1995-07-25 | Qualcomm Incorporated | Antenna system for multipath diversity in an indoor microcellular communication system |
GB2281012B (en) | 1993-08-12 | 1998-04-15 | Northern Telecom Ltd | Angle diversity for multiple beam antenna |
US5481570A (en) * | 1993-10-20 | 1996-01-02 | At&T Corp. | Block radio and adaptive arrays for wireless systems |
JP2626514B2 (ja) * | 1993-11-08 | 1997-07-02 | 日本電気株式会社 | 基地局送受信装置 |
CA2118355C (en) * | 1993-11-30 | 2002-12-10 | Michael James Gans | Orthogonal polarization and time varying offsetting of signals for digital data transmission or reception |
JP2556279B2 (ja) | 1993-12-14 | 1996-11-20 | 日本電気株式会社 | 移動通信システムの無線回線制御方式 |
US5724666A (en) * | 1994-03-24 | 1998-03-03 | Ericsson Inc. | Polarization diversity phased array cellular base station and associated methods |
EP0700116A3 (de) | 1994-08-29 | 1998-01-07 | Atr Optical And Radio Communications Research Laboratories | Vorrichtung und Verfahren zur Steuerung einer Gruppenantenne mit einer Vielzahl von Antennenelementen für verbesserte einkommende Strahlverfolgung |
DE69526892T2 (de) * | 1994-09-01 | 2002-12-19 | Nec Corp | Bündelerreger mit adaptiven Filtern mit beschränkten Koeffizienten zur Unterdrückung von Interferenzsignalen |
US5742583A (en) * | 1994-11-03 | 1998-04-21 | Omnipoint Corporation | Antenna diversity techniques |
US6006110A (en) | 1995-02-22 | 1999-12-21 | Cisco Technology, Inc. | Wireless communication network using time-varying vector channel equalization for adaptive spatial equalization |
JP2705623B2 (ja) * | 1995-03-22 | 1998-01-28 | 日本電気株式会社 | ダイバーシチ送受信方法及び送受信機 |
US5689439A (en) * | 1995-03-31 | 1997-11-18 | Lucent Technologies, Inc. | Switched antenna diversity transmission method and system |
JP3388938B2 (ja) * | 1995-04-26 | 2003-03-24 | 富士通株式会社 | ダイバーシチ受信機 |
JP3250708B2 (ja) * | 1995-04-27 | 2002-01-28 | シャープ株式会社 | 無線通信装置 |
FI105512B (fi) * | 1995-05-24 | 2000-08-31 | Nokia Networks Oy | Menetelmä kulmatoisteen aikaansaamiseksi sekä tukiasemalaitteisto |
FI105430B (fi) * | 1995-05-24 | 2000-08-15 | Nokia Networks Oy | Tukiasemalaitteisto sekä menetelmä antennikeilan suuntaamiseksi |
US6215983B1 (en) * | 1995-06-02 | 2001-04-10 | Trw Inc. | Method and apparatus for complex phase equalization for use in a communication system |
JPH09153882A (ja) | 1995-09-25 | 1997-06-10 | Victor Co Of Japan Ltd | 直交周波数分割多重信号伝送方式、送信装置及び受信装置 |
SE504992C2 (sv) | 1995-09-29 | 1997-06-09 | Ericsson Telefon Ab L M | Radiostation utnyttjande rymddiversitet och polarisationsdiversitet |
US6212387B1 (en) * | 1995-10-18 | 2001-04-03 | Sc-Wireless Inc. | Method and apparatus for collector arrays of directional antennas co-located with zone managers in wireless communications systems |
JP2783222B2 (ja) * | 1995-11-13 | 1998-08-06 | 日本電気株式会社 | 移動通信システムのアンテナ利得制御装置 |
US5585003A (en) | 1995-11-30 | 1996-12-17 | Culligan International Company | Treatment of dialysis feedwater using ozone |
US6014570A (en) * | 1995-12-18 | 2000-01-11 | The Board Of Trustees Of The Leland Stanford Junior University | Efficient radio signal diversity combining using a small set of discrete amplitude and phase weights |
GB2308530B (en) * | 1995-12-21 | 2000-03-22 | Nokia Mobile Phones Ltd | Antenna selection control circuitry |
US5675285A (en) | 1995-12-21 | 1997-10-07 | Lucent Technologies Inc. | Multichannel predistortion linearizer for multiple amplifiers with multiple antennas |
US5862457A (en) * | 1995-12-21 | 1999-01-19 | Lucent Technologies, Inc. | Multichannel predistortion linearizer |
JP2875976B2 (ja) | 1996-01-29 | 1999-03-31 | 三星電子株式会社 | 直交周波数分割多重の方法及び同期方法と、直交周波数分割多重用変調器及び復調器 |
US5887037A (en) * | 1996-02-27 | 1999-03-23 | Lucent Technologies Inc. | Introducing processing delay as a multiple of the time slot duration |
US6038272A (en) * | 1996-09-06 | 2000-03-14 | Lucent Technologies Inc. | Joint timing, frequency and weight acquisition for an adaptive array |
US5914933A (en) * | 1996-03-08 | 1999-06-22 | Lucent Technologies Inc. | Clustered OFDM communication system |
US6005876A (en) | 1996-03-08 | 1999-12-21 | At&T Corp | Method and apparatus for mobile data communication |
US5960039A (en) | 1996-04-10 | 1999-09-28 | Lucent Technologies Inc. | Methods and apparatus for high data rate transmission in narrowband mobile radio channels |
FI107485B (fi) * | 1996-04-17 | 2001-08-15 | Nokia Mobile Phones Ltd | Diversiteettimenetelmä, radiovastaanotin ja radiojärjestelmä |
US5930267A (en) * | 1996-05-17 | 1999-07-27 | Lucent Technologies Inc. | Frame synchronization for asynchronous transmission |
US5848063A (en) | 1996-05-23 | 1998-12-08 | Qualcomm Incorporated | Method and apparatus for hard handoff in a CDMA system |
US6006075A (en) * | 1996-06-18 | 1999-12-21 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for transmitting communication signals using transmission space diversity and frequency diversity |
JPH1013254A (ja) * | 1996-06-20 | 1998-01-16 | Saitama Nippon Denki Kk | 遅延検波合成ダイバーシチ回路 |
US5732113A (en) * | 1996-06-20 | 1998-03-24 | Stanford University | Timing and frequency synchronization of OFDM signals |
US6097771A (en) * | 1996-07-01 | 2000-08-01 | Lucent Technologies Inc. | Wireless communications system having a layered space-time architecture employing multi-element antennas |
US6256290B1 (en) * | 1996-09-13 | 2001-07-03 | Lucent Technologies, Inc. | Multi-carrier CDMA transmission system with frequency and transmit diversity |
CA2214934C (en) * | 1996-09-24 | 2001-10-30 | At&T Corp. | Method and apparatus for mobile data communication |
US5832044A (en) | 1996-09-27 | 1998-11-03 | Elvino S. Sousa | Transmitter antenna diversity and fading-resistant modulation for wireless communication systems |
US6047189A (en) * | 1996-10-11 | 2000-04-04 | Arraycomm, Inc. | Adaptive method for channel assignment in a cellular communication system |
US5930243A (en) * | 1996-10-11 | 1999-07-27 | Arraycomm, Inc. | Method and apparatus for estimating parameters of a communication system using antenna arrays and spatial processing |
US5909470A (en) * | 1996-10-11 | 1999-06-01 | Arraycomm, Inc. | Method and apparatus for decision directed demodulation using antenna arrays and spatial processing |
US5886988A (en) * | 1996-10-23 | 1999-03-23 | Arraycomm, Inc. | Channel assignment and call admission control for spatial division multiple access communication systems |
US5878093A (en) * | 1996-12-16 | 1999-03-02 | Ericsson Inc. | Interference rejection combining with frequency correction |
JP3526196B2 (ja) * | 1997-01-07 | 2004-05-10 | 株式会社東芝 | アダプティブアンテナ |
US6052599A (en) * | 1997-01-30 | 2000-04-18 | At & T Corp. | Cellular communication system with multiple same frequency broadcasts in a cell |
SE508356C2 (sv) * | 1997-02-24 | 1998-09-28 | Ericsson Telefon Ab L M | Antennanordningar |
US5784031A (en) * | 1997-02-28 | 1998-07-21 | Wireless Online, Inc. | Versatile anttenna array for multiple pencil beams and efficient beam combinations |
SE510995C2 (sv) * | 1997-03-24 | 1999-07-19 | Ericsson Telefon Ab L M | Aktiv sändnings/mottagnings gruppantenn |
CA2202688C (en) * | 1997-04-15 | 2005-07-26 | Microsoft Corporation | Method and system for representing hierarchical time-based data structures and to extract information therefrom |
US6021317A (en) * | 1997-04-30 | 2000-02-01 | Ericsson Inc. | Dual antenna radiotelephone systems including an antenna-management matrix switch and associated methods of operation |
US5819168A (en) | 1997-05-01 | 1998-10-06 | At&T Corp | Adaptive communication system and method using unequal weighting of interface and noise |
US6044120A (en) * | 1997-05-01 | 2000-03-28 | Lucent Technologies Inc. | Time-varying weight estimation |
US6014413A (en) * | 1997-05-02 | 2000-01-11 | At&T Corp | Time-shifted weighting for signal processing |
JP3391662B2 (ja) | 1997-06-06 | 2003-03-31 | 松下電器産業株式会社 | アダプティブアレーアンテナ受信装置 |
US5867478A (en) * | 1997-06-20 | 1999-02-02 | Motorola, Inc. | Synchronous coherent orthogonal frequency division multiplexing system, method, software and device |
JP3290926B2 (ja) * | 1997-07-04 | 2002-06-10 | 松下電器産業株式会社 | 送信ダイバーシチ装置 |
US6094165A (en) * | 1997-07-31 | 2000-07-25 | Nortel Networks Corporation | Combined multi-beam and sector coverage antenna array |
JP2914445B2 (ja) * | 1997-08-05 | 1999-06-28 | 日本電気株式会社 | Cdma適応受信装置 |
US5909471A (en) * | 1997-08-08 | 1999-06-01 | Arraycomm, Inc. | Method and system for rapid initial control signal detection in a wireless communications system |
US5898791A (en) * | 1997-08-26 | 1999-04-27 | The United States Of America As Represented By The Secretary Of The Navy | Spinning focal plane array camera particularly suited for real time pattern recognition |
US6185258B1 (en) * | 1997-09-16 | 2001-02-06 | At&T Wireless Services Inc. | Transmitter diversity technique for wireless communications |
US6058105A (en) * | 1997-09-26 | 2000-05-02 | Lucent Technologies Inc. | Multiple antenna communication system and method thereof |
US6178196B1 (en) * | 1997-10-06 | 2001-01-23 | At&T Corp. | Combined interference cancellation and maximum likelihood decoding of space-time block codes |
US6037898A (en) * | 1997-10-10 | 2000-03-14 | Arraycomm, Inc. | Method and apparatus for calibrating radio frequency base stations using antenna arrays |
US6026150A (en) * | 1997-10-30 | 2000-02-15 | Epigram | Network protocol--based home entertainment network |
US6088408A (en) * | 1998-11-06 | 2000-07-11 | At & T Corp. | Decoding for generalized orthogonal designs for space-time codes for wireless communication |
US6101168A (en) * | 1997-11-13 | 2000-08-08 | Qualcomm Inc. | Method and apparatus for time efficient retransmission using symbol accumulation |
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 |
US5861843A (en) * | 1997-12-23 | 1999-01-19 | Hughes Electronics Corporation | Phase array calibration orthogonal phase sequence |
US6188736B1 (en) * | 1997-12-23 | 2001-02-13 | At&T Wireless Svcs. Inc. | Near-optimal low-complexity decoding of space-time codes for fixed wireless applications |
US5952963A (en) | 1997-12-30 | 1999-09-14 | Ericsson Inc. | Advanced antenna diversity mechanism |
US6226507B1 (en) * | 1998-02-03 | 2001-05-01 | Ericsson Inc. | Apparatus and method for selecting between a plurality of antennas utilized by a microcellular communications terminal for reception of a signal |
US6049705A (en) * | 1998-02-03 | 2000-04-11 | Ericsson Inc. | Diversity for mobile terminals |
US6192026B1 (en) * | 1998-02-06 | 2001-02-20 | Cisco Systems, Inc. | Medium access control protocol for OFDM wireless networks |
US6040803A (en) * | 1998-02-19 | 2000-03-21 | Ericsson Inc. | Dual band diversity antenna having parasitic radiating element |
US6205127B1 (en) * | 1998-04-21 | 2001-03-20 | Lucent Technologies, Inc. | Wireless telecommunications system that mitigates the effect of multipath fading |
FI981377A (fi) * | 1998-04-24 | 1999-10-25 | Nokia Networks Oy | Lähetysantennidiversiteetti |
US6198775B1 (en) * | 1998-04-28 | 2001-03-06 | Ericsson Inc. | Transmit diversity method, systems, and terminals using scramble coding |
US6188718B1 (en) * | 1998-08-21 | 2001-02-13 | Lucent Technologies Inc. | Methods and apparatus for reducing cochannel interference in a mixed-rate communication system |
FI106897B (fi) * | 1998-09-14 | 2001-04-30 | Nokia Networks Oy | RAKE-vastaanotin |
JP2000091833A (ja) * | 1998-09-14 | 2000-03-31 | Fujitsu Ltd | アレーアンテナ受信装置 |
US6256301B1 (en) * | 1998-10-15 | 2001-07-03 | Qualcomm Incorporated | Reservation multiple access |
US6240301B1 (en) * | 1998-10-29 | 2001-05-29 | Ericcson Inc. | Diversity antenna in a SIM card package |
US6266528B1 (en) * | 1998-12-23 | 2001-07-24 | Arraycomm, Inc. | Performance monitor for antenna arrays |
US6177906B1 (en) * | 1999-04-01 | 2001-01-23 | Arraycomm, Inc. | Multimode iterative adaptive smart antenna processing method and apparatus |
US6505037B1 (en) * | 1999-06-29 | 2003-01-07 | Sharp Laboratories Of America, Inc. | Data unit detection including antenna diversity |
-
2001
- 2001-04-09 US US09/832,029 patent/US6961545B2/en not_active Expired - Lifetime
-
2002
- 2002-03-28 AT AT02763878T patent/ATE441254T1/de not_active IP Right Cessation
- 2002-03-28 WO PCT/US2002/010029 patent/WO2002082688A1/en not_active Application Discontinuation
- 2002-03-28 EP EP02763878A patent/EP1386423B1/de not_active Expired - Lifetime
- 2002-03-28 DE DE60233482T patent/DE60233482D1/de not_active Expired - Fee Related
- 2002-04-08 TW TW091106974A patent/TW541760B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1386423A1 (de) | 2004-02-04 |
ATE441254T1 (de) | 2009-09-15 |
EP1386423B1 (de) | 2009-08-26 |
WO2002082688A1 (en) | 2002-10-17 |
US6961545B2 (en) | 2005-11-01 |
US20020164963A1 (en) | 2002-11-07 |
TW541760B (en) | 2003-07-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE60233482D1 (de) | Verfahren zur bereitstellung von antennendiversität | |
WO2020167222A3 (en) | Wireless time-sensitive networking | |
WO2020263741A9 (en) | Dynamic thresholds for antenna switching diversity | |
WO2007143172A3 (en) | A method and apparatus for distributed space-time block coding in wireless radio networks | |
MY172741A (en) | Radio transmission system and method, and transmitter apparatus and receiver apparatus used in the radio transmission system | |
MY193842A (en) | User terminal, radio base station and radio communication method | |
AU2001283131A1 (en) | Method and apparatus for cooperative diversity | |
TW200420148A (en) | Cognition models for wireless communication systems and method and apparatus for optimal utilization of a radio channel based on cognition model data | |
EP1443710A3 (de) | Verzweigter OFDM-Sender-Empfänger | |
AU2871000A (en) | Method and system using transmit diversity techniques | |
TW200503436A (en) | Combined beamforming-diversity wireless fading channel demodulator using adapted sub-array group antennas, signal receiving system and method for mobile communications | |
ATE321381T1 (de) | System und verfahren zum senden und empfangen von informationen in einer mehrwegumgebung mit diversität | |
RU2009110752A (ru) | Система беспроводной связи, способ планирования ее ресурсов и подвижная станция | |
AU4565500A (en) | Time and frequency diversity in fh/tdd systems | |
CA2273295A1 (en) | Combined interference cancellation and maximum likelihood decoding of space-time block codes | |
CN1890927A (zh) | 抢占式动态频率选择 | |
AU2002217452A1 (en) | Radio base station apparatus and radio communication method | |
DE60215813D1 (de) | Funkkommunikationssystem mit Sendediversität und Multi-Nutzer-Diversität | |
EP4084385A4 (de) | Antennenschaltverfahren, endgerät und kommunikationsvorrichtung | |
AU2003242195A1 (en) | Space-time coding/decoding method for frequency selective fading channel | |
EP1760941B8 (de) | Funk-lan-system, diversity-vorrichtung und funk-lan-endgerät | |
EP1437851A3 (de) | Raumzeitkodierung mit vier Antennen | |
Lu et al. | Blind interference alignment in the K-user MISO interference channel | |
WO2004032558A3 (en) | Hopping hardware resources during paging in a wireless communications system | |
DE602004013789D1 (de) | Verfahren, zugangspunkt und programmprodukt zur bereitstellung von bandbreiten- und funkzeit-fairness in drahtlosen netzwerken |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |