AU2071697A - Method and apparatus for antenna realignment in a mobile radiotelephone using an injected audio signal - Google Patents

Method and apparatus for antenna realignment in a mobile radiotelephone using an injected audio signal

Info

Publication number
AU2071697A
AU2071697A AU20716/97A AU2071697A AU2071697A AU 2071697 A AU2071697 A AU 2071697A AU 20716/97 A AU20716/97 A AU 20716/97A AU 2071697 A AU2071697 A AU 2071697A AU 2071697 A AU2071697 A AU 2071697A
Authority
AU
Australia
Prior art keywords
realignment
antenna
audio signal
mobile radiotelephone
injected audio
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.)
Granted
Application number
AU20716/97A
Other versions
AU722052B2 (en
Inventor
Paul Wilkinson Dent
Peter D. Karabinis
Nils Rutger Rydbeck
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.)
Ericsson Inc
Original Assignee
Ericsson 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 Ericsson Inc filed Critical Ericsson Inc
Publication of AU2071697A publication Critical patent/AU2071697A/en
Application granted granted Critical
Publication of AU722052B2 publication Critical patent/AU722052B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • H04B17/318—Received signal strength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/23—Indication means, e.g. displays, alarms, audible means
    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
AU20716/97A 1996-03-12 1997-03-07 Method and apparatus for antenna realignment in a mobile radiotelephone using an injected audio signal Ceased AU722052B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US61549796A 1996-03-12 1996-03-12
US08/615497 1996-03-12
PCT/US1997/003558 WO1997034381A2 (en) 1996-03-12 1997-03-07 Method and apparatus for antenna realignment in a mobile radiotelephone using an injected audio signal

Publications (2)

Publication Number Publication Date
AU2071697A true AU2071697A (en) 1997-10-01
AU722052B2 AU722052B2 (en) 2000-07-20

Family

ID=24465640

Family Applications (1)

Application Number Title Priority Date Filing Date
AU20716/97A Ceased AU722052B2 (en) 1996-03-12 1997-03-07 Method and apparatus for antenna realignment in a mobile radiotelephone using an injected audio signal

Country Status (7)

Country Link
EP (1) EP0895678A2 (en)
JP (1) JP2000506699A (en)
KR (1) KR100349192B1 (en)
CN (1) CN1135755C (en)
AU (1) AU722052B2 (en)
BR (1) BR9708051A (en)
WO (1) WO1997034381A2 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6411826B1 (en) * 1998-11-17 2002-06-25 Ericsson Inc. Portable radiotelephones including patch antennas having openings therein
JP3691365B2 (en) * 2000-08-23 2005-09-07 三洋電機株式会社 Digital broadcast receiver
GB0104282D0 (en) * 2001-02-21 2001-04-11 Cambridge Silicon Radio Ltd Communication system
EP1649683A1 (en) * 2003-07-21 2006-04-26 Koninklijke Philips Electronics N.V. Image alignment
US8600325B2 (en) * 2010-04-09 2013-12-03 Harris Corporation Simulated degradation of SNR in decoded digital audio correlated to wireless link bit-error rate
KR101632648B1 (en) * 2011-10-19 2016-06-22 엠파이어 테크놀로지 디벨롭먼트 엘엘씨 Changing the orientation of a user based at least in part on transmit power
US9037164B2 (en) 2011-10-19 2015-05-19 Empire Technology Development Llc Changing the orientation of a user based at least in part on transmit power
CN102546513B (en) * 2012-01-20 2014-09-24 清华大学 Method and system for designing time domain man-made noises in orthogonal frequency division multiplexing system
KR101669354B1 (en) * 2015-01-26 2016-11-09 한국과학기술원 Apparatus and Method for compensation the position of the antenna in communication with the orbital angular momentum

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4020694A1 (en) * 1990-06-29 1992-01-02 Philips Patentverwaltung RADIO RECEIVER WITH ACOUSTIC SIGNAL
US5327457A (en) * 1991-09-13 1994-07-05 Motorola, Inc. Operation indicative background noise in a digital receiver
US5257408A (en) * 1992-04-30 1993-10-26 Motorola, Inc. Method for seeking a communication system
JPH0832508A (en) * 1994-07-19 1996-02-02 Kokusai Electric Co Ltd Digital mobile radio equipment, digital mobile radio reception method and digital mobile radio transmission and reception method

Also Published As

Publication number Publication date
AU722052B2 (en) 2000-07-20
KR100349192B1 (en) 2002-12-26
WO1997034381A2 (en) 1997-09-18
BR9708051A (en) 1999-07-27
JP2000506699A (en) 2000-05-30
CN1135755C (en) 2004-01-21
WO1997034381A3 (en) 1997-11-06
EP0895678A2 (en) 1999-02-10
CN1213471A (en) 1999-04-07
KR19990087680A (en) 1999-12-27

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)