HK1006624A1 - Method of and primary station for operating a telephone system - Google Patents

Method of and primary station for operating a telephone system

Info

Publication number
HK1006624A1
HK1006624A1 HK98105578A HK98105578A HK1006624A1 HK 1006624 A1 HK1006624 A1 HK 1006624A1 HK 98105578 A HK98105578 A HK 98105578A HK 98105578 A HK98105578 A HK 98105578A HK 1006624 A1 HK1006624 A1 HK 1006624A1
Authority
HK
Hong Kong
Prior art keywords
operating
telephone system
primary station
station
primary
Prior art date
Application number
HK98105578A
Other languages
English (en)
Inventor
Edwin Ralph Candy
Original Assignee
Hutchison Personal Communicati
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 Hutchison Personal Communicati filed Critical Hutchison Personal Communicati
Publication of HK1006624A1 publication Critical patent/HK1006624A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2662—Arrangements for Wireless System Synchronisation
    • H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
    • H04B7/2678—Time synchronisation
    • H04B7/2687—Inter base stations synchronisation
    • H04B7/2693—Centralised synchronisation, i.e. using external universal time reference, e.g. by using a global positioning system [GPS] or by distributing time reference over the wireline network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/725—Cordless telephones
    • H04M1/733—Cordless telephones with a plurality of base stations connected to a plurality of lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
HK98105578A 1989-08-18 1998-06-17 Method of and primary station for operating a telephone system HK1006624A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8918908A GB2235352A (en) 1989-08-18 1989-08-18 Synchronising primary stations in cordless telephone system
PCT/GB1990/001298 WO1991003136A1 (en) 1989-08-18 1990-08-17 Method of, and primary station for, operating a telephone system

Publications (1)

Publication Number Publication Date
HK1006624A1 true HK1006624A1 (en) 1999-03-05

Family

ID=10661849

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98105578A HK1006624A1 (en) 1989-08-18 1998-06-17 Method of and primary station for operating a telephone system

Country Status (8)

Country Link
EP (1) EP0439583B1 (fi)
JP (1) JP3068179B2 (fi)
DE (1) DE69025390T2 (fi)
ES (1) ES2085355T3 (fi)
FI (1) FI98778C (fi)
GB (1) GB2235352A (fi)
HK (1) HK1006624A1 (fi)
WO (1) WO1991003136A1 (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2674998B1 (fr) * 1991-04-02 1994-10-07 Trt Telecom Radio Electr Systeme de transmission d'informations utilisant un multiplex temporel.
EP0656163B1 (en) * 1992-08-18 1999-03-03 AT & T WIRELESS COMMUNICATIONS PRODUCTS LIMITED Method of establishing a communication link in a digital cordless telephone system
GB9302975D0 (en) * 1993-02-15 1993-03-31 Shaye Communications Ltd Improvements relating to duplex communications systems
JPH07321770A (ja) * 1994-02-04 1995-12-08 Advanced Micro Devices Inc 隣接するトランシーバ対の間におけるノイズを低減する方法、および時分割マルチプレクス通信システム
GB2288951A (en) * 1994-04-25 1995-11-01 Cirkisys Technology Ltd Synchronising simulcast systems
AU729777B2 (en) * 1995-12-15 2001-02-08 Ericsson Inc. Discrete phase locked loop
SE518132C2 (sv) * 1996-06-07 2002-08-27 Ericsson Telefon Ab L M Metod och anordning för synkronisering av kombinerade mottagare och sändare i ett cellulärt system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4322842A (en) * 1979-10-23 1982-03-30 Altran Electronics Broadcast system for distribution automation and remote metering
US4414661A (en) * 1981-07-02 1983-11-08 Trancom Ab Apparatus for communicating with a fleet of vehicles
GB2110055B (en) * 1981-10-26 1985-07-10 Gen Electric Co Plc Cordless telephone systems
FI71452C (fi) * 1985-04-10 1986-12-19 Arvo Mustonen Synkroniseringsfoerfarande foer ett lokalt t ex riksomfattandepersonsoekarnaets radiosaendare
SE457184B (sv) * 1987-04-03 1988-12-05 Ericsson Telefon Ab L M Foerfarande och utrustning foer synkronisering och oeverfoering av information i ett radiokommunikationsnaet

Also Published As

Publication number Publication date
ES2085355T3 (es) 1996-06-01
FI98778B (fi) 1997-04-30
EP0439583A1 (en) 1991-08-07
JP3068179B2 (ja) 2000-07-24
JPH04502094A (ja) 1992-04-09
EP0439583B1 (en) 1996-02-14
GB2235352A (en) 1991-02-27
DE69025390T2 (de) 1996-09-12
GB8918908D0 (en) 1989-09-27
FI911854A0 (fi) 1991-04-17
FI98778C (fi) 1997-08-11
WO1991003136A1 (en) 1991-03-07
DE69025390D1 (de) 1996-03-28

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)