DE69323529D1 - Mobiles Funkkommunikationssystem - Google Patents

Mobiles Funkkommunikationssystem

Info

Publication number
DE69323529D1
DE69323529D1 DE69323529T DE69323529T DE69323529D1 DE 69323529 D1 DE69323529 D1 DE 69323529D1 DE 69323529 T DE69323529 T DE 69323529T DE 69323529 T DE69323529 T DE 69323529T DE 69323529 D1 DE69323529 D1 DE 69323529D1
Authority
DE
Germany
Prior art keywords
communication system
radio communication
mobile radio
mobile
radio
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.)
Expired - Fee Related
Application number
DE69323529T
Other languages
English (en)
Other versions
DE69323529T2 (de
Inventor
Shigeru Otsuka
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Publication of DE69323529D1 publication Critical patent/DE69323529D1/de
Application granted granted Critical
Publication of DE69323529T2 publication Critical patent/DE69323529T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04W88/12—Access point controller devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1605—Fixed allocated frame structures
    • H04J3/1623—Plesiochronous digital hierarchy [PDH]
    • H04J3/1647—Subrate or multislot multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1682—Allocation of channels according to the instantaneous demands of the users, e.g. concentrated multiplexers, statistical multiplexers
    • H04J3/1688—Allocation of channels according to the instantaneous demands of the users, e.g. concentrated multiplexers, statistical multiplexers the demands of the users being taken into account after redundancy removal, e.g. by predictive coding, by variable sampling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/042—Public Land Mobile systems, e.g. cellular systems
    • 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
    • H04W88/18—Service support devices; Network management devices
    • H04W88/181—Transcoding devices; Rate adaptation devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
DE69323529T 1992-11-27 1993-11-26 Mobiles Funkkommunikationssystem Expired - Fee Related DE69323529T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31763692 1992-11-27

Publications (2)

Publication Number Publication Date
DE69323529D1 true DE69323529D1 (de) 1999-03-25
DE69323529T2 DE69323529T2 (de) 1999-10-21

Family

ID=18090372

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69323529T Expired - Fee Related DE69323529T2 (de) 1992-11-27 1993-11-26 Mobiles Funkkommunikationssystem

Country Status (4)

Country Link
US (1) US5425031A (de)
EP (1) EP0599657B1 (de)
CA (1) CA2110029C (de)
DE (1) DE69323529T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI932373A0 (fi) * 1993-05-25 1993-05-25 Nokia Telecommunications Oy Basstation foer cellulaert radiosystem samt cellulaert radiosystem
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
DE69434503T2 (de) * 1994-01-11 2006-05-18 Ntt Docomo Inc. Mobiles Funk-Übermittlungssystem
FR2719428A1 (fr) * 1994-04-27 1995-11-03 Trt Telecom Radio Electr Système de transmission formé au moins d'une station de base, d'une station satellite et d'une station nodale et station de base et station satellite convenant à un tel système.
US5604735A (en) * 1995-03-15 1997-02-18 Finisar Corporation High speed network switch
KR960040039A (ko) * 1995-04-03 1996-11-25 김주용 디지탈 이동통신 교환기 (msc)의 가청 톤 전용 신호 서비스 장치 및 방법
US5768268A (en) * 1995-07-19 1998-06-16 Watkins Johnson Company Wideband base station architecture for digital cellular communications system
JPH09102977A (ja) * 1995-10-03 1997-04-15 Mitsubishi Electric Corp 基地局システム
US5771452A (en) * 1995-10-25 1998-06-23 Northern Telecom Limited System and method for providing cellular communication services using a transcoder
FI100571B (fi) * 1995-11-15 1997-12-31 Nokia Telecommunications Oy Asynkroninen datansiirtomenetelmä ja -järjestely
US5996018A (en) * 1995-12-06 1999-11-30 International Business Machines Corporation Method and apparatus to reduce jitter and end-to-end delay for multimedia data signalling
DE69632908T2 (de) * 1995-12-25 2005-07-14 Ntt Docomo, Inc. Multiplexsender für mikorrahmen
JPH1023497A (ja) * 1996-06-13 1998-01-23 At & T Corp 集中基地局を利用したセルラ無線電話システム
JP3745459B2 (ja) * 1996-07-18 2006-02-15 富士通株式会社 無線ｌａｎシステム用通信方法及び通信装置
JP3655716B2 (ja) * 1996-12-03 2005-06-02 富士通株式会社 交換機
US6522640B2 (en) 1998-01-28 2003-02-18 Gateway, Inc. Distributed modem for non-cellular cordless/wireless data communication for portable computers
US6172985B1 (en) 1998-01-28 2001-01-09 Gateway 2000, Inc. Automatic detection of pots line
DE59913263D1 (de) 1998-08-19 2006-05-11 Infineon Technologies Ag Schaltung und verfahren zur aufzeichnung und wiedergabe von sprache und anderen tönen in digitalen mobilfunkgeräten
US6604070B1 (en) * 1999-09-22 2003-08-05 Conexant Systems, Inc. System of encoding and decoding speech signals
US6961363B1 (en) * 1999-12-02 2005-11-01 International Business Machines Corporation Frequency look-ahead and link state history based scheduling in indoor wireless pico-cellular networks

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0168647A3 (de) * 1984-07-19 1988-07-27 ANT Nachrichtentechnik GmbH Mobilfunksystem für die Übertragung digitaler Signale
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
US4837800A (en) * 1988-03-18 1989-06-06 Motorola, Inc. Cellular data telephone system and cellular data telephone therefor
US4949395A (en) * 1989-07-07 1990-08-14 Telefonaktiebolaget L M Ericsson Method and arrangement for dynamically allocating time slots to connections in a digital mobile radio system
US5077741A (en) * 1989-12-05 1991-12-31 Motorola, Inc. Data throughput enhancement
US5111454A (en) * 1990-08-16 1992-05-05 Motorola, Inc. Digital cellular tdm system employing 6:1 packing of transcoded information
JP2628950B2 (ja) * 1991-10-07 1997-07-09 株式会社日立製作所 携帯電話システムにおける位置登録方法

Also Published As

Publication number Publication date
US5425031A (en) 1995-06-13
EP0599657B1 (de) 1999-02-17
DE69323529T2 (de) 1999-10-21
EP0599657A2 (de) 1994-06-01
CA2110029C (en) 1997-05-06
EP0599657A3 (de) 1994-12-07
CA2110029A1 (en) 1994-05-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee