SE509826C2 - Förfarande vid mobilradiosystem - Google Patents
Förfarande vid mobilradiosystemInfo
- Publication number
- SE509826C2 SE509826C2 SE8803762A SE8803762A SE509826C2 SE 509826 C2 SE509826 C2 SE 509826C2 SE 8803762 A SE8803762 A SE 8803762A SE 8803762 A SE8803762 A SE 8803762A SE 509826 C2 SE509826 C2 SE 509826C2
- Authority
- SE
- Sweden
- Prior art keywords
- signal
- base station
- mobile station
- call
- base stations
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 26
- 230000006866 deterioration Effects 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 2
- 230000015556 catabolic process Effects 0.000 claims 2
- 238000006731 degradation reaction Methods 0.000 claims 2
- 210000004027 cell Anatomy 0.000 description 5
- 230000011664 signaling Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 210000003771 C cell Anatomy 0.000 description 1
- 210000003719 b-lymphocyte Anatomy 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
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
Landscapes
- Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
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 SE8803762L (fr) | 1988-10-20 |
SE8803762D0 SE8803762D0 (sv) | 1988-10-20 |
SE509826C2 true 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)
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 |
DE69127006T2 (de) * | 1990-02-23 | 1998-01-22 | Mitsubishi Electric Corp | Mobiles Kommunikationssystem |
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 |
EP0475348B1 (fr) * | 1990-09-11 | 1999-03-10 | Nec Corporation | Système téléphonique sans fil à lignes multiples avec fonction de changement de zone |
US5257399A (en) * | 1990-11-28 | 1993-10-26 | Telefonaktiebolaget L M Ericsson | Multiple access handling in a cellular communications system |
SG93763A1 (en) * | 1991-01-08 | 2003-01-21 | Thomson Consumer Electronics | Automatic channel selection system for a cordless telephone |
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 |
DE69233280T2 (de) * | 1991-07-08 | 2004-10-14 | Koninklijke Philips Electronics N.V. | Verfahren und Schaltungsanordnung zur Datenübertragung |
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 |
DK0656166T3 (da) * | 1993-05-20 | 2001-11-12 | Ericsson Telefon Ab L M | Genetablering af opkald efter afbrydelse |
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. |
PL174337B1 (pl) * | 1993-07-02 | 1998-07-31 | Motorola Inc | Sposób przekazywania wywołania radiotelefonicznego przenoszącego komunikat użytkownika |
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 |
CN1168329C (zh) * | 1994-02-24 | 2004-09-22 | Gte无线服务公司 | 带有远程编程的移动站的蜂窝无线电话系统 |
CN1235436C (zh) * | 1994-05-20 | 2006-01-04 | Ntt移动通信网株式会社 | 移动通信方法和使用可靠性信息的基站侧子系统装置 |
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)
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 |
-
1988
- 1988-10-18 US US07/262,938 patent/US4926421A/en not_active Expired - Lifetime
- 1988-10-19 CA CA000580659A patent/CA1287377C/fr not_active Expired - Lifetime
- 1988-10-21 SE SE8803762A patent/SE509826C2/sv not_active IP Right Cessation
- 1988-10-21 GB GB8824718A patent/GB2211699B/en not_active Expired - Lifetime
-
1991
- 1991-08-16 GB GB9117718A patent/GB2246053B/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB2246053B (en) | 1992-03-25 |
US4926421A (en) | 1990-05-15 |
CA1287377C (fr) | 1991-08-06 |
SE8803762L (fr) | 1988-10-20 |
SE8803762D0 (sv) | 1988-10-20 |
GB2211699A (en) | 1989-07-05 |
GB2211699B (en) | 1992-03-25 |
GB2246053A (en) | 1992-01-15 |
GB8824718D0 (en) | 1988-11-30 |
GB9117718D0 (en) | 1991-10-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |