BE1002284A4 - Station de base pour systeme telephonique numerique sans fil. - Google Patents
Station de base pour systeme telephonique numerique sans fil. Download PDFInfo
- Publication number
- BE1002284A4 BE1002284A4 BE8800372A BE8800372A BE1002284A4 BE 1002284 A4 BE1002284 A4 BE 1002284A4 BE 8800372 A BE8800372 A BE 8800372A BE 8800372 A BE8800372 A BE 8800372A BE 1002284 A4 BE1002284 A4 BE 1002284A4
- Authority
- BE
- Belgium
- Prior art keywords
- base station
- telephone system
- wireless telephone
- digital wireless
- connection points
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0635—Clock or time synchronisation in a network
- H04J3/0685—Clock or time synchronisation in a node; Intranode synchronisation
- H04J3/0691—Synchronisation in a TDM node
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/04—Interfaces between hierarchically different network devices
- H04W92/12—Interfaces between hierarchically different network devices between access points and access point controllers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Time-Division Multiplex Systems (AREA)
Abstract
Une station de base, dans un réseau de communication d'abonnés afin de communiquer des signaux entre des postes d'abonné et un réseau de communication extérieur comportant des points de connexion, comprend un circuit de communications (12) pour des communications simultanées entre des points de connexion et des postes d'abonné (51) par une voie de communication donnée ayant de multiples secteurs séquentiellement répétitifs; un central (10) pour connecter le circuit de communications aux points de connexion du réseau extérieur; et un processeur de connexion à distance (14).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/071,279 US4777633A (en) | 1987-08-14 | 1987-08-14 | Base station for wireless digital telephone system |
Publications (1)
Publication Number | Publication Date |
---|---|
BE1002284A4 true BE1002284A4 (fr) | 1990-11-20 |
Family
ID=22100350
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE8800372A BE1002284A4 (fr) | 1987-08-14 | 1988-03-30 | Station de base pour systeme telephonique numerique sans fil. |
Country Status (23)
Country | Link |
---|---|
US (1) | US4777633A (fr) |
JP (1) | JP2979319B2 (fr) |
KR (1) | KR910010007B1 (fr) |
CN (1) | CN1011561B (fr) |
AU (1) | AU585748B2 (fr) |
BE (1) | BE1002284A4 (fr) |
BR (1) | BR8801530A (fr) |
DE (2) | DE3845018B4 (fr) |
DK (1) | DK172084B1 (fr) |
ES (1) | ES2007170A6 (fr) |
FI (1) | FI98430C (fr) |
FR (1) | FR2619477B1 (fr) |
GB (2) | GB8805618D0 (fr) |
HK (1) | HK83494A (fr) |
IL (1) | IL85678A (fr) |
IT (1) | IT1219926B (fr) |
MX (1) | MX171366B (fr) |
NL (2) | NL193162C (fr) |
NO (1) | NO175559C (fr) |
PT (1) | PT87283B (fr) |
RU (1) | RU2003229C1 (fr) |
SE (3) | SE468617B (fr) |
UA (1) | UA27687C2 (fr) |
Families Citing this family (55)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4675863A (en) | 1985-03-20 | 1987-06-23 | International Mobile Machines Corp. | Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels |
US4825448A (en) * | 1986-08-07 | 1989-04-25 | International Mobile Machines Corporation | Subscriber unit for wireless digital telephone system |
US4811420A (en) * | 1987-07-08 | 1989-03-07 | International Mobile Machines Corporation | Initialization of communication channel between a subsciber station and a base station in a subscriber communication system |
FR2645690B1 (fr) * | 1987-07-08 | 1997-12-19 | Int Mobile Machines | Dispositif d'initialisation d'une voie de communication entre un poste d'abonne et une station de base dans un systeme de communication |
BE1004074A3 (fr) * | 1987-07-08 | 1992-09-22 | Internat Mobile Machines Corp | Dispositif d'initialisation d'une voie de communication entre un poste d'abonne et une station de base dans un systeme de communication. |
US4785450B1 (en) * | 1987-08-06 | 1999-10-12 | Interdigital Tech Corp | Apparatus and method for obtaining frequency agility in digital communication system |
DE3845017B4 (de) * | 1988-11-07 | 2006-10-19 | Interdigital Technology Corp., Wilmington | Digitales Funkfernsprechsystem |
US4953197A (en) * | 1988-12-08 | 1990-08-28 | International Mobile Machines Corporation | Combination spatial diversity system |
US5150361A (en) * | 1989-01-23 | 1992-09-22 | Motorola, Inc. | Energy saving protocol for a TDM radio |
US5008900A (en) * | 1989-08-14 | 1991-04-16 | International Mobile Machines Corporation | Subscriber unit for wireless digital subscriber communication system |
US5146473A (en) * | 1989-08-14 | 1992-09-08 | International Mobile Machines Corporation | Subscriber unit for wireless digital subscriber communication system |
US6389010B1 (en) | 1995-10-05 | 2002-05-14 | Intermec Ip Corp. | Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
GB2241850B (en) * | 1990-03-08 | 1994-05-25 | Marconi Co Ltd | Signal transmission system |
US5212806A (en) * | 1990-10-29 | 1993-05-18 | International Business Machines Corporation | Distributed control methods for management of migrating data stations in a wireless communications network |
JP2500963B2 (ja) | 1990-10-29 | 1996-05-29 | インターナショナル・ビジネス・マシーンズ・コーポレイション | 双方向情報通信方法 |
US5239673A (en) * | 1990-10-29 | 1993-08-24 | International Business Machines Corporation | Scheduling methods for efficient frequency reuse in a multi-cell wireless network served by a wired local area network |
US5274841A (en) * | 1990-10-29 | 1993-12-28 | International Business Machines Corporation | Methods for polling mobile users in a multiple cell wireless network |
EP0495575B1 (fr) * | 1991-01-18 | 1997-08-06 | National Semiconductor Corporation | ContrÔleur d'interface pour répéteur |
SE467856B (sv) * | 1991-01-31 | 1992-09-21 | Ericsson Telefon Ab L M | Transcoder foer ett mobilradiosystem |
USRE38627E1 (en) | 1991-05-15 | 2004-10-19 | Interdigital Technology Corp. | High capacity spread spectrum channel |
US5127002A (en) * | 1991-07-17 | 1992-06-30 | Motorola, Inc. | Time slot assigner for use in a serial communication system |
US5367524A (en) * | 1991-08-05 | 1994-11-22 | Motorola, Inc. | Method for sequential data transmission |
CA2099738C (fr) * | 1992-09-25 | 1999-01-12 | William Keith Cline | Architecture de systeme de telecommunication sans fil |
US5404355A (en) * | 1992-10-05 | 1995-04-04 | Ericsson Ge Mobile Communications, Inc. | Method for transmitting broadcast information in a digital control channel |
AU6701994A (en) * | 1993-04-16 | 1994-11-08 | Mihailo V. Rebec | Global video communications systems |
US6175717B1 (en) * | 1993-04-16 | 2001-01-16 | Trans Video Electronics, Inc. | Global mobile video communications system |
US5546383A (en) | 1993-09-30 | 1996-08-13 | Cooley; David M. | Modularly clustered radiotelephone system |
US6775531B1 (en) * | 1994-07-21 | 2004-08-10 | Interdigital Technology Corporation | Subscriber terminal temperature regulation |
DK1096692T3 (da) * | 1994-07-21 | 2003-01-27 | Interdigital Tech Corp | Intern temperaturregulering af abonnentterminal |
US6243399B1 (en) | 1994-07-21 | 2001-06-05 | Interdigital Technology Corporation | Ring signal generator |
ES2103673B1 (es) * | 1994-12-30 | 1998-05-01 | Alcatel Citesa | Interfaz pcm multilinea para procesado de señal. |
US5845211A (en) * | 1995-01-13 | 1998-12-01 | Bell South Corporation | Wireless digital network |
US5778003A (en) * | 1995-03-30 | 1998-07-07 | Newbridge Networks Corporation | Loop-back detection using out-of-band signalling |
US5781582A (en) * | 1995-05-04 | 1998-07-14 | Interwave Communications International Ltd. | Frequency agile transceiver with multiple frequency synthesizers per transceiver |
US5682403A (en) * | 1995-05-04 | 1997-10-28 | Wavelink Communications | Spread spectrum communication network signal processor |
US5734979A (en) * | 1995-05-04 | 1998-03-31 | Interwave Communications International, Ltd. | Cellular base station with intelligent call routing |
JPH09102977A (ja) * | 1995-10-03 | 1997-04-15 | Mitsubishi Electric Corp | 基地局システム |
US7590083B2 (en) | 1995-12-07 | 2009-09-15 | Transcore Link Logistics Corp. | Wireless packet data distributed communications system |
US6125139A (en) * | 1995-12-29 | 2000-09-26 | Advanced Micro Devices, Inc. | Narrowband digital cordless telephone |
US5771468A (en) * | 1996-01-17 | 1998-06-23 | Telefonaktiebolaget L M Ericsson | Multi-purpose base station |
JP2842363B2 (ja) * | 1996-03-13 | 1999-01-06 | 日本電気株式会社 | エコーキャンセラ装置 |
CA2265640A1 (fr) * | 1996-09-25 | 1998-04-02 | Qualcomm Incorporated | Procede et dispositif servant a detecter de mauvais paquets de donnees recus par un telephone mobile au moyen de parametres vocaux decodes |
US7788092B2 (en) * | 1996-09-25 | 2010-08-31 | Qualcomm Incorporated | Method and apparatus for detecting bad data packets received by a mobile telephone using decoded speech parameters |
US6563802B2 (en) * | 1998-06-22 | 2003-05-13 | Intel Corporation | Echo cancellation with dynamic latency adjustment |
US6415150B1 (en) * | 1998-09-11 | 2002-07-02 | Ameritech Corporation | System and method for providing telecommunications service using a wireless link |
US6278742B1 (en) * | 1999-11-19 | 2001-08-21 | Siemens Information And Communication Mobile Llc. | Method and system for power-conserving interference avoidance in communication between a mobile unit and a base unit in a wireless telecommunication system |
EP1117191A1 (fr) * | 2000-01-13 | 2001-07-18 | Telefonaktiebolaget Lm Ericsson | Méthode d'annulation d'écho |
US20020101888A1 (en) * | 2001-02-01 | 2002-08-01 | Keck Steven W. | Method and system for controlling the flow of data in a base transceiver station |
BRPI0508580B1 (pt) * | 2004-03-09 | 2019-02-05 | Matsushita Electric Ind Co Ltd | método de acesso randômico e aparelho terminal de radiocomunicação |
GB0614543D0 (en) * | 2006-07-21 | 2006-08-30 | Vodafone Plc | RF Distribution |
US7673084B2 (en) * | 2007-02-20 | 2010-03-02 | Infineon Technologies Ag | Bus system and methods of operation using a combined data and synchronization line to communicate between bus master and slaves |
US8340055B1 (en) * | 2010-07-16 | 2012-12-25 | Sprint Spectrum L.P. | Prioritization of final page attempt to mobile station |
EP2565653B1 (fr) * | 2011-09-05 | 2019-05-08 | Fluke Corporation | Unité de surveillance pour détecteur de tension avec affichage déclenchant avertissement visuel |
CN103902362B (zh) * | 2014-04-29 | 2018-05-18 | 浪潮电子信息产业股份有限公司 | 一种对gtc软件shift模块串行代码并行化的方法 |
US9854467B2 (en) * | 2014-11-13 | 2017-12-26 | Echostar Technologies Llc | Methods and systems for device wireless module diagnostics |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0113662A2 (fr) * | 1983-01-11 | 1984-07-18 | Alcatel N.V. | Système radiotéléphonique mobile cellulaire |
GB2174571A (en) * | 1985-03-20 | 1986-11-05 | Int Mobile Machines | Digital wireless telephone system |
US4785450A (en) * | 1987-08-06 | 1988-11-15 | International Mobile Machines Corporation | Apparatus and method for obtaining frequency agility in digital communication systems |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4121158A (en) * | 1975-10-24 | 1978-10-17 | Siemens Aktiengesellschaft | Radio system |
DE2659635B2 (de) * | 1976-12-30 | 1979-06-13 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Verfahren zur digitalen Informationsübertragung fiber Funk |
US4215244A (en) * | 1978-12-18 | 1980-07-29 | The United States Of America As Represented By The Secretary Of The Army | Self-adaptive mobile subscriber access system employing time division multiple accessing |
JPS6027218B2 (ja) * | 1980-10-31 | 1985-06-27 | 日本電気株式会社 | 無線電話装置の制御チヤンネル障害検出方式 |
JPS5881349A (ja) * | 1981-11-10 | 1983-05-16 | Nec Corp | 過疎地用無線電話交換方式 |
JPS60250736A (ja) * | 1984-05-28 | 1985-12-11 | Fujitsu Ltd | 多方向時分割無線通信方式 |
US4608711A (en) * | 1984-06-21 | 1986-08-26 | Itt Corporation | Cellular mobile radio hand-off utilizing voice channel |
DE3443974A1 (de) * | 1984-12-01 | 1986-06-05 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren zum uebertragen von digitalen informationen in einem funktelefonnetz |
DE3527330A1 (de) * | 1985-07-31 | 1987-02-05 | Philips Patentverwaltung | Digitales funkuebertragungssystem mit verbindungsbegleitenden organisationskanal im zeitmultiplexrahmen |
EP0219559B1 (fr) * | 1985-10-17 | 1990-09-05 | ANT Nachrichtentechnik GmbH | Système radio mobile pour la transmission de signaux aussi bien analogiques que numériques |
US4825448A (en) * | 1986-08-07 | 1989-04-25 | International Mobile Machines Corporation | Subscriber unit for wireless digital telephone system |
-
1987
- 1987-08-14 US US07/071,279 patent/US4777633A/en not_active Expired - Lifetime
-
1988
- 1988-03-09 GB GB888805618A patent/GB8805618D0/en active Pending
- 1988-03-09 SE SE8800824A patent/SE468617B/sv unknown
- 1988-03-10 DK DK130088A patent/DK172084B1/da not_active IP Right Cessation
- 1988-03-15 NL NL8800636A patent/NL193162C/nl not_active IP Right Cessation
- 1988-03-16 GB GB8806221A patent/GB2208774C/en not_active Expired - Lifetime
- 1988-03-22 IL IL85678A patent/IL85678A/xx not_active IP Right Cessation
- 1988-03-29 ES ES8800957A patent/ES2007170A6/es not_active Expired
- 1988-03-30 BR BR8801530A patent/BR8801530A/pt not_active IP Right Cessation
- 1988-03-30 BE BE8800372A patent/BE1002284A4/fr not_active IP Right Cessation
- 1988-03-31 AU AU14127/88A patent/AU585748B2/en not_active Expired
- 1988-03-31 FR FR8804299A patent/FR2619477B1/fr not_active Expired - Lifetime
- 1988-04-06 NO NO881468A patent/NO175559C/no not_active IP Right Cessation
- 1988-04-07 JP JP63084207A patent/JP2979319B2/ja not_active Expired - Lifetime
- 1988-04-12 MX MX1108788A patent/MX171366B/es unknown
- 1988-04-15 DE DE3845018A patent/DE3845018B4/de not_active Expired - Lifetime
- 1988-04-15 DE DE3812611A patent/DE3812611C2/de not_active Revoked
- 1988-04-18 CN CN88102129A patent/CN1011561B/zh not_active Expired
- 1988-04-19 IT IT47867/88A patent/IT1219926B/it active
- 1988-04-20 PT PT87283A patent/PT87283B/pt not_active IP Right Cessation
- 1988-05-12 FI FI882229A patent/FI98430C/fi not_active IP Right Cessation
- 1988-05-12 KR KR1019880005585A patent/KR910010007B1/ko not_active IP Right Cessation
- 1988-08-12 RU SU884356237A patent/RU2003229C1/ru not_active IP Right Cessation
- 1988-08-12 UA UA4356237A patent/UA27687C2/uk unknown
-
1994
- 1994-08-18 HK HK83494A patent/HK83494A/xx not_active IP Right Cessation
-
1998
- 1998-05-26 NL NL9800006A patent/NL194571C/nl not_active IP Right Cessation
- 1998-06-23 SE SE9802261A patent/SE523859C2/sv not_active IP Right Cessation
-
2004
- 2004-03-10 SE SE0400592A patent/SE526116C2/sv not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0113662A2 (fr) * | 1983-01-11 | 1984-07-18 | Alcatel N.V. | Système radiotéléphonique mobile cellulaire |
GB2174571A (en) * | 1985-03-20 | 1986-11-05 | Int Mobile Machines | Digital wireless telephone system |
US4785450A (en) * | 1987-08-06 | 1988-11-15 | International Mobile Machines Corporation | Apparatus and method for obtaining frequency agility in digital communication systems |
US4785450B1 (en) * | 1987-08-06 | 1999-10-12 | Interdigital Tech Corp | Apparatus and method for obtaining frequency agility in digital communication system |
Non-Patent Citations (2)
Title |
---|
N.E.C. RESEARCH AND DEVELOPMENT, no. 76, janvier 1985, pages 24-35, Tokyo, JP; T. HIMAYA et al.: "Digital radio concentrator system (DRCS)" * |
N.E.C. RESEARCH AND DEVELOPMENT, no. 80, janvier 1986, pages 42-50, Tokyo, JP; T. ARIMA et al.: "Development of cellular mobile telephone system" * |
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE1002284A4 (fr) | Station de base pour systeme telephonique numerique sans fil. | |
US5412760A (en) | Circuit arrangment for switched networks consisting of exchanges, preferably telephone networks | |
US4672656A (en) | Method for establishing a radio connection | |
CA2118353C (fr) | Systeme de signalisation directe pour reseaux de communication a bande etroite | |
BE904065A (fr) | Systeme de telephone numerique | |
EP2259635A3 (fr) | Commande de puissance de services point a multipoint fournis dans des systèmes de communication | |
JPH08503582A (ja) | 静止形および移動形電池作動加入者ユニットのための対話型全国データサービス通信システム | |
EP0782365A3 (fr) | Système de communication sans fil pour la transmission de signaux audio, vidéo et de données sur une bande passante étroite | |
TW354444B (en) | Network apparatus and method to provide compressed digital video over mini-fiber nodes | |
CA2325401A1 (fr) | Transmission cellulaire simultanee de donnees et signaux vocaux utilisant un modem dsvd (digital simultaneous voice and data) | |
NO158840C (no) | Fremgangsmaate og anlegg for overfoering av telefonsamtalertil et baerbart, traadloest telefonapparat. | |
CN1111472A (zh) | 转接无线电话呼叫的方法和设备 | |
DE3585292D1 (de) | Nachrichtenuebertragungssystem. | |
EP1234475A1 (fr) | Procede servant a transmettre des informations specifiques a une zone sur un reseau de telecommunication | |
EP0777343A3 (fr) | Synchronisation de stations de bases à l'aide d'un canal de service d'un réseau de télécommunication commuté | |
EP0848565A2 (fr) | Système d'interconnexion de réseau pour des réseaux radio mobiles terrestres spécialisés | |
JPS6352823B2 (fr) | ||
ZA831254B (en) | Telecommunications method and system | |
JPS60206234A (ja) | 課金パルス送出方式 | |
JPS60158737A (ja) | 自動車電話方式 | |
EP1868301A3 (fr) | Réglage de puissance de services point à multipoint fournis dans les systèmes de communication | |
SU1298951A1 (ru) | Абонентский комплект | |
RU8860U1 (ru) | Цифровая автоматическая телекоммуникационная система связи абонентов с узлами телефонной сети общего пользования | |
SU775857A1 (ru) | Способ автоматической коммутации в сети св зи | |
JPS6125334A (ja) | 自動車電話システムにおける制御情報送出方式 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE20 | Patent expired |
Owner name: *INTERNATIONAL MOBILE MACHINES CORP. Effective date: 20080330 |