DE60306268D1 - Drahtlose Kommunikationsvorrichtung zur Empfangsrichtungserkennung - Google Patents

Drahtlose Kommunikationsvorrichtung zur Empfangsrichtungserkennung

Info

Publication number
DE60306268D1
DE60306268D1 DE60306268T DE60306268T DE60306268D1 DE 60306268 D1 DE60306268 D1 DE 60306268D1 DE 60306268 T DE60306268 T DE 60306268T DE 60306268 T DE60306268 T DE 60306268T DE 60306268 D1 DE60306268 D1 DE 60306268D1
Authority
DE
Germany
Prior art keywords
wireless communication
communication device
direction detection
receiving direction
receiving
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
Application number
DE60306268T
Other languages
English (en)
Inventor
Minako Kitahara
Tetsuhiko Miyatani
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.)
Hitachi Kokusai Electric Inc
Original Assignee
Hitachi Kokusai Electric 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 Hitachi Kokusai Electric Inc filed Critical Hitachi Kokusai Electric Inc
Application granted granted Critical
Publication of DE60306268D1 publication Critical patent/DE60306268D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04B7/0837—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
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G01S3/46—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
    • G01S3/48—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems the waves arriving at the antennas being continuous or intermittent and the phase difference of signals derived therefrom being measured

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radio Transmission System (AREA)
DE60306268T 2002-07-08 2003-07-03 Drahtlose Kommunikationsvorrichtung zur Empfangsrichtungserkennung Expired - Fee Related DE60306268D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002198989A JP3996000B2 (ja) 2002-07-08 2002-07-08 無線通信装置

Publications (1)

Publication Number Publication Date
DE60306268D1 true DE60306268D1 (de) 2006-08-03

Family

ID=29728417

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60306268T Expired - Fee Related DE60306268D1 (de) 2002-07-08 2003-07-03 Drahtlose Kommunikationsvorrichtung zur Empfangsrichtungserkennung

Country Status (3)

Country Link
EP (1) EP1381173B1 (de)
JP (1) JP3996000B2 (de)
DE (1) DE60306268D1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4716085B2 (ja) 2004-12-10 2011-07-06 日本電気株式会社 携帯端末及び携帯端末通信方法
JP5002904B2 (ja) * 2005-04-04 2012-08-15 ブラザー工業株式会社 無線タグ通信装置、その通信方法、及びその通信プログラム
WO2008029458A1 (fr) * 2006-09-06 2008-03-13 Panasonic Corporation Dispositif de transmission radio, dispositif de réception radio et système de communication sans-fil
JP5078931B2 (ja) * 2009-03-18 2012-11-21 日本電信電話株式会社 無線装置、及び電波到来方向推定方法
JP5159718B2 (ja) * 2009-07-08 2013-03-13 三菱電機株式会社 アンテナ装置
US11493588B2 (en) 2019-02-20 2022-11-08 Denso International America, Inc. System and method for determining angle of arrival for communications

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3716398B2 (ja) * 1998-03-05 2005-11-16 富士通株式会社 アレーアンテナによる到来方向推定方法及び該方法を用いたｄｓ−ｃｄｍａ受信装置
DE10032427A1 (de) * 2000-07-04 2002-01-24 Siemens Ag Verfahren und Vorrichtung zum Auswerten eines Funksignals
FR2813465B1 (fr) * 2000-08-29 2005-04-08 Mitsubishi Electric Inf Tech Methode d'estimation conjointe de canal et de direction d'arrivee

Also Published As

Publication number Publication date
JP2004048093A (ja) 2004-02-12
EP1381173A2 (de) 2004-01-14
EP1381173B1 (de) 2006-06-21
EP1381173A3 (de) 2005-04-27
JP3996000B2 (ja) 2007-10-24

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee