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SE9800988D0 - A method and apparatus in a cellular communications system - Google Patents

A method and apparatus in a cellular communications system

Info

Publication number
SE9800988D0
SE9800988D0 SE9800988A SE9800988A SE9800988D0 SE 9800988 D0 SE9800988 D0 SE 9800988D0 SE 9800988 A SE9800988 A SE 9800988A SE 9800988 A SE9800988 A SE 9800988A SE 9800988 D0 SE9800988 D0 SE 9800988D0
Authority
SE
Sweden
Prior art keywords
progress
voice
voice call
communications system
cellular communications
Prior art date
Application number
SE9800988A
Other languages
English (en)
Other versions
SE9800988L (sv
Inventor
Patrik Lundqvist
Mats Cedervall
Original Assignee
Ericsson Telefon Ab L M
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 Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9800988A priority Critical patent/SE9800988L/sv
Publication of SE9800988D0 publication Critical patent/SE9800988D0/sv
Priority to ZA9901983A priority patent/ZA991983B/xx
Priority to PCT/SE1999/000464 priority patent/WO1999049691A2/en
Priority to ARP990101303A priority patent/AR018810A1/es
Priority to AU31793/99A priority patent/AU3179399A/en
Priority to TW088106742A priority patent/TW424368B/zh
Publication of SE9800988L publication Critical patent/SE9800988L/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • 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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/06—Position of source determined by co-ordinating a plurality of position lines defined by path-difference measurements
    • 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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/10—Position of receiver fixed by co-ordinating a plurality of position lines defined by path-difference measurements, e.g. omega or decca systems
    • 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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/14—Determining absolute distances from a plurality of spaced points of known location

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
SE9800988A 1998-03-24 1998-03-24 Sätt och anordning vid cellbaserat kommunikationssystem SE9800988L (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE9800988A SE9800988L (sv) 1998-03-24 1998-03-24 Sätt och anordning vid cellbaserat kommunikationssystem
ZA9901983A ZA991983B (en) 1998-03-24 1999-03-11 A method and apparatus in a cellular communication system.
PCT/SE1999/000464 WO1999049691A2 (en) 1998-03-24 1999-03-24 Method and apparatus for determining the position of a mobile station in a cellular communication system
ARP990101303A AR018810A1 (es) 1998-03-24 1999-03-24 Un metodo y aparato en una disposicion de comunicaciones celular
AU31793/99A AU3179399A (en) 1998-03-24 1999-03-24 A method for positioning and an apparatus in a cellular communications system
TW088106742A TW424368B (en) 1998-03-24 1999-04-27 A method and apparatus in a cellular communications system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9800988A SE9800988L (sv) 1998-03-24 1998-03-24 Sätt och anordning vid cellbaserat kommunikationssystem

Publications (2)

Publication Number Publication Date
SE9800988D0 true SE9800988D0 (sv) 1998-03-24
SE9800988L SE9800988L (sv) 1999-09-25

Family

ID=20410676

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9800988A SE9800988L (sv) 1998-03-24 1998-03-24 Sätt och anordning vid cellbaserat kommunikationssystem

Country Status (6)

Country Link
AR (1) AR018810A1 (sv)
AU (1) AU3179399A (sv)
SE (1) SE9800988L (sv)
TW (1) TW424368B (sv)
WO (1) WO1999049691A2 (sv)
ZA (1) ZA991983B (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6295455B1 (en) 1999-06-11 2001-09-25 Telefonaktiebolaget Lm Ericsson (Publ) Methods and arrangements for locating a mobile telecommunications station
FR2809554B1 (fr) * 2000-05-23 2002-08-16 Mitsubishi Electric Telecom Eu Procede de synchronisation d'au moins une station mobile dans un reseau de telecommunication mobile ayant une structure de canal de synchronisation modifiee
US7110774B1 (en) * 2000-10-27 2006-09-19 Intel Corporation Dual mode uplink/downlink location measurement and multi-protocol location measurement
DE10159226A1 (de) * 2001-11-27 2003-07-03 Ihp Gmbh System und Verfahren zur Standortbestimmung
US8169991B2 (en) 2004-04-30 2012-05-01 Symbol Technologies, Inc. Interference mitigation in mobile units having location transmitters

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9508884D0 (en) * 1995-05-02 1995-06-21 Telecom Sec Cellular Radio Ltd Cellular radio system
US5844522A (en) * 1995-10-13 1998-12-01 Trackmobile, Inc. Mobile telephone location system and method
JP4068149B2 (ja) * 1996-06-06 2008-03-26 クゥアルコム・インコーポレイテッド Ｃｄｍａセルラ電話システム内の移動加入者の位置を決定するために、高められたパワーで信号を使用する方法
US5945948A (en) * 1996-09-03 1999-08-31 Motorola, Inc. Method and apparatus for location finding in a communication system

Also Published As

Publication number Publication date
ZA991983B (en) 1999-09-27
WO1999049691A3 (en) 1999-11-11
AR018810A1 (es) 2001-12-12
AU3179399A (en) 1999-10-18
TW424368B (en) 2001-03-01
SE9800988L (sv) 1999-09-25
WO1999049691A2 (en) 1999-09-30

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Legal Events

Date Code Title Description
NAV Patent application has lapsed