SE0400492D0 - Metod för antenndiversitet med fallback och viktning - Google Patents

Metod för antenndiversitet med fallback och viktning

Info

Publication number
SE0400492D0
SE0400492D0 SE0400492A SE0400492A SE0400492D0 SE 0400492 D0 SE0400492 D0 SE 0400492D0 SE 0400492 A SE0400492 A SE 0400492A SE 0400492 A SE0400492 A SE 0400492A SE 0400492 D0 SE0400492 D0 SE 0400492D0
Authority
SE
Sweden
Prior art keywords
antenna
antennas
group
fallback
weighting
Prior art date
Application number
SE0400492A
Other languages
English (en)
Other versions
SE0400492L (sv
SE527699C2 (sv
Inventor
Mikael Rudberg
Original Assignee
Infineon Technologies Ag
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 Infineon Technologies Ag filed Critical Infineon Technologies Ag
Priority to SE0400492A priority Critical patent/SE527699C2/sv
Publication of SE0400492D0 publication Critical patent/SE0400492D0/sv
Priority to DE602005021266T priority patent/DE602005021266D1/de
Priority to EP05001954A priority patent/EP1569361B1/en
Priority to US11/066,801 priority patent/US8064862B2/en
Publication of SE0400492L publication Critical patent/SE0400492L/sv
Publication of SE527699C2 publication Critical patent/SE527699C2/sv
Priority to US13/288,016 priority patent/US8676142B2/en

Links

Classifications

    • 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
    • H04B7/0808—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 comparing all antennas before reception
    • H04B7/0811—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 comparing all antennas before reception during preamble or gap period

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
SE0400492A 2004-02-27 2004-02-27 Metod för antenndiversitet med fallback och viktning SE527699C2 (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE0400492A SE527699C2 (sv) 2004-02-27 2004-02-27 Metod för antenndiversitet med fallback och viktning
DE602005021266T DE602005021266D1 (de) 2004-02-27 2005-01-31 Verfahren für Antennendiversität mit Rückkopplung und Gewichtung
EP05001954A EP1569361B1 (en) 2004-02-27 2005-01-31 Antenna diversity method with fallback and weighting
US11/066,801 US8064862B2 (en) 2004-02-27 2005-02-25 Antenna diversity method with fallback and weighting
US13/288,016 US8676142B2 (en) 2004-02-27 2011-11-02 Antenna diversity method with fallback and weighting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0400492A SE527699C2 (sv) 2004-02-27 2004-02-27 Metod för antenndiversitet med fallback och viktning

Publications (3)

Publication Number Publication Date
SE0400492D0 true SE0400492D0 (sv) 2004-02-27
SE0400492L SE0400492L (sv) 2005-08-28
SE527699C2 SE527699C2 (sv) 2006-05-16

Family

ID=32067272

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0400492A SE527699C2 (sv) 2004-02-27 2004-02-27 Metod för antenndiversitet med fallback och viktning

Country Status (4)

Country Link
US (2) US8064862B2 (sv)
EP (1) EP1569361B1 (sv)
DE (1) DE602005021266D1 (sv)
SE (1) SE527699C2 (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20065545A0 (sv) * 2006-09-01 2006-09-01 Nokia Corp Styrning av mottagarantenndiversitet
EP2309657A1 (en) 2009-10-08 2011-04-13 Thomson Licensing Method for topology control using sectorized antennas in wireless networks
US9184824B1 (en) * 2012-01-10 2015-11-10 Marvell International Ltd. Intra-packet antenna diversity systems and methods
US9518852B2 (en) 2012-09-27 2016-12-13 Rosemount Inc. Hybrid power module with fault detection
US9291684B2 (en) 2013-06-28 2016-03-22 Rosemount, Inc. Logic capable power module
FR3016260B1 (fr) * 2014-01-06 2016-02-05 Commissariat Energie Atomique Recepteur multi-antennes a synchronisation temporelle commune aux differentes chaines de reception
US10476539B1 (en) * 2017-09-15 2019-11-12 Marvell International Ltd. Automatic gain control adjustment in multi-antenna short-range wireless system
KR102439787B1 (ko) 2018-01-18 2022-09-02 삼성전자주식회사 안테나의 위상을 스윕하기 위한 전자 장치
KR102470863B1 (ko) * 2018-03-09 2022-11-28 삼성전자주식회사 간섭량 측정 방법 및 장치
US11346918B1 (en) * 2018-10-23 2022-05-31 Marvell Asia Pte Ltd Adaptive gain control for indoor positioning
CN114631271A (zh) * 2019-10-31 2022-06-14 汤姆逊许可公司 用于分集天线选择的设备和方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5561673A (en) * 1993-04-16 1996-10-01 Matsushita Electric Industrial Co., Ltd. Antenna switched diversity reciever
ATE209835T1 (de) * 1993-09-30 2001-12-15 Conexant Systems Inc Basisstation für ein digitales schnurloses telefon mit mehrfachantennenanordnung
US5777693A (en) * 1994-10-04 1998-07-07 Matsushita Electric Industrial Co., Ltd. Diversity receiving apparatus for a mobile unit
GB2308530B (en) * 1995-12-21 2000-03-22 Nokia Mobile Phones Ltd Antenna selection control circuitry
US20020164968A1 (en) * 2001-03-06 2002-11-07 Magis Networks, Inc. Probing scheme for diversity antenna branch selection
JP4564196B2 (ja) * 2001-03-23 2010-10-20 株式会社東芝 無線通信装置および送信電力制御装置
US7400870B2 (en) * 2001-10-30 2008-07-15 Texas Instruments Incorporated Hardware loop for automatic gain control
US7146134B2 (en) * 2002-02-09 2006-12-05 Dsp Group Inc. Apparatus and method for dynamic diversity based upon receiver-side assessment of link quality
US7595768B2 (en) * 2003-06-27 2009-09-29 Intel Corporation Switching schemes for multiple antennas
US7212798B1 (en) * 2003-07-17 2007-05-01 Cisco Technology, Inc. Adaptive AGC in a wireless network receiver
US7174138B2 (en) * 2003-08-21 2007-02-06 Conexant Systems, Inc. Power-based hardware diversity
US7474882B2 (en) * 2003-11-26 2009-01-06 Accton Technology Corporation System and method for RF gain control

Also Published As

Publication number Publication date
US8676142B2 (en) 2014-03-18
US20120115428A1 (en) 2012-05-10
DE602005021266D1 (de) 2010-07-01
US20050191982A1 (en) 2005-09-01
US8064862B2 (en) 2011-11-22
EP1569361A2 (en) 2005-08-31
EP1569361B1 (en) 2010-05-19
SE0400492L (sv) 2005-08-28
SE527699C2 (sv) 2006-05-16
EP1569361A3 (en) 2006-02-22

Similar Documents

Publication Publication Date Title
EP1569361A3 (en) Antenna diversity method with fallback and weighting
WO2006049705A3 (en) Forming, steering, selecting beam paths in azimuth & elevation
WO2005069749A3 (en) Determining mobile location with tagged signals from a distributed antenna system
WO2001076008A1 (fr) Dispositif de reseau adaptatif, station de base sans fil et telephone cellulaire
SE0001628D0 (sv) Förfarande och anordning för spårning av en kommunikationssignal i ett trådlöst kommunikationssystem
WO2001086823A3 (en) System and method for providing polarization matching on a cellular communication forward link
EP1033826A3 (en) Proportional diversity radio receiver system with dynamic noise-controlled antenna phasers
MXPA05004603A (es) Metodo y aparato para adaptar arreglo de antena usando senal predeterminada recibida.
TW200732687A (en) Radar detection and dynamic frequency selection
EP1533919A3 (en) Antenna selection system, antenna selection method, and radio communication apparatus using the system and method
WO2007148261A3 (en) Dual band receiver with control means for preventing signal overloading
EP1058855A4 (en) DETERMINING POSITION IN A WIRELESS COMMUNICATION SYSTEM USING INFORMATION RELATING TO SPATIAL SIGNATURES
WO2002007258A3 (en) Adaptive antenna for use in same frequency networks
WO2004054277A3 (en) Method and mobile stations for autonomously determining an angle of arrival (aoa) estimation
WO2006124907A3 (en) Method and apparatus for determining coupled path loss
ATE473561T1 (de) Satellitenkommunikationssysteme und verfahren zur verwendung von ortsabhängiger funktelefonstrahlformung
DE60130548D1 (de) Verfahren und vorrichtung zur optimierung der ausnutzung einer antennenarray-strahlformungs-technik
WO2002011311A3 (en) Diversity receiver with a beamformer, and method therefore
HK1056054A1 (en) Calibration system for array antenna receiving apparatus.
EP1126629A3 (en) Method and system for adaptive signal processing for an antenna array
EP1207630A3 (en) Transmitter and receiver for radio communication using adaptive antenna array for directivity control
WO2008058155A3 (en) Variable gain antenna for cellular repeater
WO2003075032A3 (en) Determining geographical positioning of a mobile station
MY142548A (en) System and method capable of closed loop mimo calibration
ATE406712T1 (de) Drahtloskommunikationsfunkempfänger zur räumlichen diversität

Legal Events

Date Code Title Description
NUG Patent has lapsed