ATE554543T1 - Verfahren und system zur stoerungsbewertung und reduktion in einem drahtlosen kommunikaitonssystem - Google Patents

Verfahren und system zur stoerungsbewertung und reduktion in einem drahtlosen kommunikaitonssystem

Info

Publication number
ATE554543T1
ATE554543T1 AT03749206T AT03749206T ATE554543T1 AT E554543 T1 ATE554543 T1 AT E554543T1 AT 03749206 T AT03749206 T AT 03749206T AT 03749206 T AT03749206 T AT 03749206T AT E554543 T1 ATE554543 T1 AT E554543T1
Authority
AT
Austria
Prior art keywords
interference
wireless communication
channel
signal channels
signal
Prior art date
Application number
AT03749206T
Other languages
English (en)
Inventor
Weidong Yang
Guanghan Xu
Original Assignee
Cisco Tech Inc
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 Cisco Tech Inc filed Critical Cisco Tech Inc
Application granted granted Critical
Publication of ATE554543T1 publication Critical patent/ATE554543T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/0082—Monitoring; Testing using service channels; using auxiliary channels
    • H04B17/0087—Monitoring; Testing using service channels; using auxiliary channels using auxiliary channels or channel simulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/345—Interference values
    • 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
    • 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
    • H04B7/0837—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 pre-detection combining
    • H04B7/0842—Weighted combining
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
AT03749206T 2002-10-11 2003-08-29 Verfahren und system zur stoerungsbewertung und reduktion in einem drahtlosen kommunikaitonssystem ATE554543T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/269,225 US7068977B1 (en) 2002-10-11 2002-10-11 Method and system for interference assessment and reduction in a wireless communication system
PCT/US2003/027072 WO2004034615A1 (en) 2002-10-11 2003-08-29 Method and system for interference assessment and reduction in a wireless communication system

Publications (1)

Publication Number Publication Date
ATE554543T1 true ATE554543T1 (de) 2012-05-15

Family

ID=32092420

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03749206T ATE554543T1 (de) 2002-10-11 2003-08-29 Verfahren und system zur stoerungsbewertung und reduktion in einem drahtlosen kommunikaitonssystem

Country Status (7)

Country Link
US (1) US7068977B1 (de)
EP (1) EP1550250B1 (de)
KR (1) KR101004661B1 (de)
CN (1) CN1703854B (de)
AT (1) ATE554543T1 (de)
AU (1) AU2003268253A1 (de)
WO (1) WO2004034615A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6711528B2 (en) * 2002-04-22 2004-03-23 Harris Corporation Blind source separation utilizing a spatial fourth order cumulant matrix pencil
KR100571862B1 (ko) * 2003-02-17 2006-04-17 삼성전자주식회사 다중 안테나를 포함하는 이동통신 시스템 및 그 방법
US20050058111A1 (en) * 2003-09-15 2005-03-17 Pai-Fu Hung WLAN device having smart antenna system
US20050163194A1 (en) * 2004-01-28 2005-07-28 Qualcomm Incorporated Interference estimation in a wireless communication system
US8085831B2 (en) * 2004-05-17 2011-12-27 Qualcomm Incorporated Interference control via selective blanking/attenuation of interfering transmissions
US7684529B2 (en) * 2005-05-26 2010-03-23 Intel Corporation Interference rejection in wireless networks
US7450673B2 (en) * 2006-08-10 2008-11-11 Cisco Technology, Inc. System and method for improving the robustness of spatial division multiple access via nulling
US7643429B2 (en) * 2006-11-06 2010-01-05 Fujitsu Limited Interference measuring and mapping method and apparatus for wireless networks using relay stations
US7877097B2 (en) * 2006-11-06 2011-01-25 Fujitsu Limited Reuse pattern network scheduling using interference levels
US20080171551A1 (en) * 2007-01-11 2008-07-17 Fujitsu Limited Reuse pattern network scheduling using load levels
US8515466B2 (en) 2007-02-16 2013-08-20 Qualcomm Incorporated Scheduling based on rise-over-thermal in a wireless communication system
US8254279B2 (en) * 2007-04-24 2012-08-28 Qualcomm Incorporated Estimation of thermal noise and rise-over-thermal in a wireless communication system
JP5193357B2 (ja) 2008-03-18 2013-05-08 テレフオンアクチーボラゲット エル エム エリクソン（パブル） メモリ効率の良い雑音フロア推定方法及び構成
WO2009120118A1 (en) 2008-03-25 2009-10-01 Telefonaktiebolaget Lm Ericsson (Publ) Methods and devices for multiple modulated data streams signaling
US8891438B2 (en) * 2010-09-08 2014-11-18 Intel Corporation Packet-data network and methods for RAN-agnostic multimedia content distribution
US9055449B2 (en) 2012-12-03 2015-06-09 Cisco Technology, Inc. Explicit and implicit hybrid beamforming channel sounding
US9300458B2 (en) * 2013-02-05 2016-03-29 Cable Television Laboratories, Inc. Transmission opportunity scheduling
CN111446997B (zh) * 2019-10-21 2021-09-14 清华大学 基于深度学习的自适应数字波束合成方法
CN116206620B (zh) * 2023-05-05 2023-07-07 北京和熵通信科技有限公司 训练场景的语音通信干扰效果评估方法及其装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8915172D0 (en) * 1989-07-01 1989-08-23 Orbitel Mobile Communications Receiver gain control for radio telephone system
US5507007A (en) 1991-09-27 1996-04-09 Televerket Method of distributing capacity in a radio cell system
US5375123A (en) * 1993-02-05 1994-12-20 Telefonakitebolaget L. M. Ericsson Allocation of channels using interference estimation
JP2606678B2 (ja) * 1994-12-22 1997-05-07 日本電気株式会社 移動通信システムにおけるチャネル割り当て方法
US5828948A (en) * 1995-04-07 1998-10-27 Telefonaktiebolaget Lm Ericsson Dynamic allocation of channels in a cellular telephone system
US7265201B1 (en) * 1995-06-23 2007-09-04 Millennium Pharmaceuticals, Inc. Human chemotactic cytokine
US6301482B1 (en) * 1995-12-11 2001-10-09 Stanford Telecommunications, Inc. DMA cellular radio system with a channel quality criterion
US6052605A (en) * 1997-03-31 2000-04-18 Radio Frequency Systems, Inc. Continuous interference assessment and avoidance in a land mobile radio system
US5982327A (en) * 1998-01-12 1999-11-09 Motorola, Inc. Adaptive array method, device, base station and subscriber unit
KR20000041527A (ko) * 1998-12-22 2000-07-15 최승원 라그랑제승수법에 의거한 적응 배열 안테나 시스템의 최적의 웨이트벡터 계산을 위한 신호처리 방법 및 장치
US6775544B2 (en) * 1999-06-03 2004-08-10 At&T Wireless Services, Inc. Automatic diagnostic for detection of interference in wireless communication system
US6141567A (en) * 1999-06-07 2000-10-31 Arraycomm, Inc. Apparatus and method for beamforming in a changing-interference environment
US6115409A (en) * 1999-06-21 2000-09-05 Envoy Networks, Inc. Integrated adaptive spatial-temporal system for controlling narrowband and wideband sources of interferences in spread spectrum CDMA receivers
US6640104B1 (en) * 1999-12-28 2003-10-28 Lucent Technologies Inc. Dynamic channel assignment for intelligent antennas
DE10051144C2 (de) * 2000-10-16 2002-11-14 Siemens Ag Verfahren zur Verbesserung einer Kanalabschätzung in einem Funk-Kommunikationssystem

Also Published As

Publication number Publication date
EP1550250B1 (de) 2012-04-18
EP1550250A1 (de) 2005-07-06
EP1550250A4 (de) 2008-07-09
US7068977B1 (en) 2006-06-27
KR20050049540A (ko) 2005-05-25
WO2004034615A1 (en) 2004-04-22
CN1703854A (zh) 2005-11-30
KR101004661B1 (ko) 2011-01-03
CN1703854B (zh) 2012-05-30
AU2003268253A1 (en) 2004-05-04

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