SE8803762L - - Google Patents

Info

Publication number
SE8803762L
SE8803762L SE8803762A SE8803762A SE8803762L SE 8803762 L SE8803762 L SE 8803762L SE 8803762 A SE8803762 A SE 8803762A SE 8803762 A SE8803762 A SE 8803762A SE 8803762 L SE8803762 L SE 8803762L
Authority
SE
Sweden
Prior art keywords
base stations
call
control channel
common control
signal level
Prior art date
Application number
SE8803762A
Other languages
English (en)
Other versions
SE8803762D0 (sv
SE509826C2 (sv
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
Priority claimed from JP62268921A external-priority patent/JPH01109930A/ja
Priority claimed from JP63108965A external-priority patent/JP2521125B2/ja
Publication of SE8803762L publication Critical patent/SE8803762L/xx
Publication of SE8803762D0 publication Critical patent/SE8803762D0/xx
Application filed filed Critical
Publication of SE509826C2 publication Critical patent/SE509826C2/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data
    • H04W36/304—Reselection being triggered by specific parameters by measured or perceived connection quality data due to measured or perceived resources with higher communication quality
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/24—Reselection being triggered by specific parameters
    • H04W36/30—Reselection being triggered by specific parameters by measured or perceived connection quality data

Landscapes

  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
SE8803762A 1987-10-23 1988-10-21 Förfarande vid mobilradiosystem SE509826C2 (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62268921A JPH01109930A (ja) 1987-10-23 1987-10-23 移動無線システムの通話継続装置
JP63108965A JP2521125B2 (ja) 1988-05-06 1988-05-06 無線電話システム

Publications (3)

Publication Number Publication Date
SE8803762L true SE8803762L (fr) 1988-10-20
SE8803762D0 SE8803762D0 (sv) 1988-10-20
SE509826C2 SE509826C2 (sv) 1999-03-08

Family

ID=26448781

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8803762A SE509826C2 (sv) 1987-10-23 1988-10-21 Förfarande vid mobilradiosystem

Country Status (4)

Country Link
US (1) US4926421A (fr)
CA (1) CA1287377C (fr)
GB (2) GB2211699B (fr)
SE (1) SE509826C2 (fr)

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2548763B2 (ja) * 1988-01-25 1996-10-30 富士通株式会社 移動体通信の通話中ゾーン切換え方法と制御交換局
US5127042A (en) * 1988-09-23 1992-06-30 Motorola, Inc. Cellular cordless telephone
CH677300A5 (fr) * 1989-03-21 1991-04-30 Asea Brown Boveri
GB9003660D0 (en) * 1990-02-17 1990-04-11 Plessey Telecomm Telecommunications apparatus
EP0760586A3 (fr) * 1990-02-23 1997-09-03 Mitsubishi Electric Corp Système de communication mobile
US5835857A (en) * 1990-03-19 1998-11-10 Celsat America, Inc. Position determination for reducing unauthorized use of a communication system
GB2242805B (en) * 1990-04-06 1994-08-03 Stc Plc Handover techniques
JPH0831909B2 (ja) * 1990-06-18 1996-03-27 松下電器産業株式会社 コードレス留守番電話装置
US5179559A (en) * 1990-07-27 1993-01-12 Motorola, Inc. Handoff method for a cellular system
US5123112A (en) * 1990-08-02 1992-06-16 Gte Airfone Incorporated Air-to-ground communication system
CA2051086C (fr) * 1990-09-11 1996-01-02 Toshihiro Hara Systeme de telephonie sans fil a fonction de commutation de zone
US5257399A (en) * 1990-11-28 1993-10-26 Telefonaktiebolaget L M Ericsson Multiple access handling in a cellular communications system
DE69128338T2 (de) * 1991-01-08 1998-04-09 Thomson Consumer Electronics Automatisches Kanalwahlsystem für ein schnurloses Telefon
US5263177A (en) * 1991-01-22 1993-11-16 Motorola, Inc. Modified simulcast communication system
US5390366A (en) * 1991-03-12 1995-02-14 Nec Corporation Mobile communication system
CA2067560C (fr) * 1991-05-23 1996-11-26 George P. Cotsonas Methode et dispositif pour resoudre les conflits entre unites de base lors de l'etablissement d'un appel dans un systeme telephonique public sans fil
SG49319A1 (en) * 1991-07-08 1998-05-18 Koninkl Philips Electronics Nv Method and arrangement for data transmission
US5303289A (en) * 1991-08-12 1994-04-12 Motorola, Inc. Communication transfer in a cellular radiotelephone system
JP2900680B2 (ja) * 1992-02-21 1999-06-02 日本電気株式会社 無線電話装置
US5260943A (en) * 1992-06-16 1993-11-09 Motorola, Inc. TDM hand-off technique using time differences
CA2107820A1 (fr) * 1992-10-16 1994-04-17 Keith Daniel O'neill Systeme sans fil de faible puissance pour services telephoniques
US5396541A (en) * 1992-10-23 1995-03-07 At&T Corp. Call handoff in a wireless telephone system
US5491741A (en) * 1992-10-23 1996-02-13 At&T Corp. Prioritizing a multiple access channel in a wireless telephone system
SE500826C2 (sv) * 1993-01-27 1994-09-12 Ericsson Telefon Ab L M Metod att nedkoppla en upprättad kommunikationsförbindelse i ett mobilradiosystem
JP3681414B2 (ja) * 1993-02-08 2005-08-10 富士通株式会社 通話路制御方法及び装置
US5438565A (en) * 1993-03-31 1995-08-01 At&T Corp. Packet switch to provide code division, multiple access cellular service
US6301478B1 (en) 1993-05-17 2001-10-09 Telefonaktiebolaget Lm Ericsson (Publ) Intra cell handover and channel allocation to reduce interference
KR100348945B1 (ko) * 1993-05-20 2003-01-10 텔레폰아크티에볼라게트 엘엠 에릭슨 단절후호출재확립방법및장치
FR2705849B1 (fr) * 1993-05-28 1995-06-30 Alcatel Mobile Comm France Station de base d'un réseau cellulaire de type GSM, et procédé d'échange de données entre cette station de base et un mobile évoluant dans le réseau.
CN1111472A (zh) * 1993-07-02 1995-11-08 莫托罗拉公司 转接无线电话呼叫的方法和设备
JP2952857B2 (ja) * 1993-10-07 1999-09-27 エニー株式会社 移動体通信システムおよびその制御方法
WO1995011561A1 (fr) * 1993-10-18 1995-04-27 Southwest Wireless Systems, Inc. Emetteur-recepteur a fonctions de commutation de voies dans les reseaux arbitraires
US5491717A (en) * 1993-10-18 1996-02-13 Motorola, Inc. Method for controlling transmission during handoff in a communication system
US5734984A (en) * 1993-11-30 1998-03-31 Northern Telecom Limited Telephone system for mobile wireless telephone services
US5594782A (en) * 1994-02-24 1997-01-14 Gte Mobile Communications Service Corporation Multiple mode personal wireless communications system
EP0746955A4 (fr) * 1994-02-24 1999-08-18 Gte Mobile Comm Servinc Systeme radiotelephonique cellulaire a postes mobiles programmes a distance
CN1075335C (zh) * 1994-05-20 2001-11-21 Ntt移动通信网株式会社 越局切换方法与使用上行通信信号的移动台装置
JP2647038B2 (ja) * 1994-12-21 1997-08-27 日本電気株式会社 移動通信システムおよびその回線制御方法
US5625872A (en) * 1994-12-22 1997-04-29 Telefonaktiebolaget Lm Ericsson Method and system for delayed transmission of fast associated control channel messages on a voice channel
DE19511520A1 (de) * 1995-03-29 1996-10-02 Sel Alcatel Ag Streckenfunksystem und Mobilstation dafür
US5768268A (en) * 1995-07-19 1998-06-16 Watkins Johnson Company Wideband base station architecture for digital cellular communications system
US6104926A (en) 1995-07-31 2000-08-15 Gte Airfone, Incorporated Call handoff
KR0166635B1 (ko) * 1995-11-08 1999-02-01 정장호 주파수 공용통신시스템에서의 휴대기의 최적중계국 파악방법
US5758283A (en) * 1996-01-11 1998-05-26 Ericsson Inc. Method and apparatus for locating mobile radio units in a multisite radio system
FI103851B1 (fi) * 1996-09-18 1999-09-30 Nokia Telecommunications Oy Menetelmä lähetystason mittauksen helpottamiseksi ja tukiasema
SE9702046L (sv) * 1997-05-30 1998-12-01 Ericsson Telefon Ab L M System och förfarande relaterande till cellulära kommunikationssystem
US6141555A (en) * 1997-06-09 2000-10-31 Nec Corporation Cellular communication system, and mobile and base stations used in the same
JP3359261B2 (ja) * 1997-07-23 2002-12-24 沖電気工業株式会社 公共業務ディジタル移動通信システム
GB2337417A (en) * 1998-05-15 1999-11-17 Motorola Ltd Comparison of received signals from a mobile
US6549787B1 (en) 1999-04-26 2003-04-15 Samsung Electronics Co., Ltd. System and method for use in an MSC-BS interface for supporting an access state handoff
EP1096696A1 (fr) * 1999-10-28 2001-05-02 Telefonaktiebolaget L M Ericsson (Publ) Méthode et dispositif pour la planification de la liaison montante
JP2003158481A (ja) * 2001-11-21 2003-05-30 Nec Corp 無線アクセス通信システム
US7636588B2 (en) * 2003-03-04 2009-12-22 Samsung Electronics Co., Ltd. Method for saving power in a wireless telephone
EP2496043B1 (fr) 2003-03-27 2019-06-05 Optis Wireless Technology, LLC Procédé de communication intermittent, appareil et système à l'aide de retransmission immédiate
US20080004021A1 (en) * 2006-06-30 2008-01-03 Sanjay Addicam V Seamless base station / set top box handoff

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5287904A (en) * 1976-01-19 1977-07-22 Nippon Telegr & Teleph Corp <Ntt> Moving communication circuit assignment system
JPS52130589A (en) * 1976-04-26 1977-11-01 Nippon Telegr & Teleph Corp <Ntt> Mobile radio controllig system
SE438232B (sv) * 1976-06-28 1985-04-01 Nippon Telegraph & Telephone Mobilradiotelefonsystem for inkoppling av mobilstationer till ett telefonnet
JPS5839423B2 (ja) * 1976-08-30 1983-08-30 日本電信電話株式会社 無線回線制御方式
US4414661A (en) * 1981-07-02 1983-11-08 Trancom Ab Apparatus for communicating with a fleet of vehicles
US4475010A (en) * 1983-05-05 1984-10-02 At&T Bell Laboratories High density cellular mobile radio communications
DE3607687A1 (de) * 1986-03-08 1987-09-10 Philips Patentverwaltung Verfahren und schaltungsanordnung zum weiterschalten einer funkverbindung in eine andere funkzelle eines digitalen funkuebertragungssystems
US4759051A (en) * 1987-03-16 1988-07-19 A. A. Hopeman, III Communications system

Also Published As

Publication number Publication date
US4926421A (en) 1990-05-15
GB2246053A (en) 1992-01-15
GB2246053B (en) 1992-03-25
GB9117718D0 (en) 1991-10-02
CA1287377C (fr) 1991-08-06
GB2211699B (en) 1992-03-25
GB8824718D0 (en) 1988-11-30
SE8803762D0 (sv) 1988-10-20
GB2211699A (en) 1989-07-05
SE509826C2 (sv) 1999-03-08

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Legal Events

Date Code Title Description
NUG Patent has lapsed