GB2184920B - Cordless telephones - Google Patents

Cordless telephones

Info

Publication number
GB2184920B
GB2184920B GB8601983A GB8601983A GB2184920B GB 2184920 B GB2184920 B GB 2184920B GB 8601983 A GB8601983 A GB 8601983A GB 8601983 A GB8601983 A GB 8601983A GB 2184920 B GB2184920 B GB 2184920B
Authority
GB
United Kingdom
Prior art keywords
cordless telephones
cordless
telephones
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
GB8601983A
Other versions
GB8601983D0 (en
GB2184920A (en
Inventor
Peter Jacques Munday
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.)
Racal Research Ltd
Original Assignee
Racal Research Ltd
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 Racal Research Ltd filed Critical Racal Research Ltd
Publication of GB8601983D0 publication Critical patent/GB8601983D0/en
Publication of GB2184920A publication Critical patent/GB2184920A/en
Application granted granted Critical
Publication of GB2184920B publication Critical patent/GB2184920B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04M1/72502—Cordless telephones with one base station connected to a single line
    • H04M1/72505—Radio link set-up procedures
    • H04M1/72511—Searching for available channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
GB8601983A 1985-12-20 1986-01-28 Cordless telephones Expired - Fee Related GB2184920B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858531492A GB8531492D0 (en) 1985-12-20 1985-12-20 Cordless telephones

Publications (3)

Publication Number Publication Date
GB8601983D0 GB8601983D0 (en) 1986-03-05
GB2184920A GB2184920A (en) 1987-07-01
GB2184920B true GB2184920B (en) 1990-01-10

Family

ID=10590105

Family Applications (2)

Application Number Title Priority Date Filing Date
GB858531492A Pending GB8531492D0 (en) 1985-12-20 1985-12-20 Cordless telephones
GB8601983A Expired - Fee Related GB2184920B (en) 1985-12-20 1986-01-28 Cordless telephones

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB858531492A Pending GB8531492D0 (en) 1985-12-20 1985-12-20 Cordless telephones

Country Status (1)

Country Link
GB (2) GB8531492D0 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4731814A (en) * 1986-02-21 1988-03-15 AT&T Information Systems Inc. American Telephone & Telegraph Company Computer-controlled cordless telephone
GB8715918D0 (en) * 1987-07-07 1987-08-12 Pa Consulting Services Digital communication systems
GB9003637D0 (en) * 1990-02-17 1990-04-11 Plessey Telecomm Telecommunications apparatus
JP2595758B2 (en) * 1990-04-24 1997-04-02 日本電気株式会社 Cordless telephone system
SG93763A1 (en) * 1991-01-08 2003-01-21 Thomson Consumer Electronics Automatic channel selection system for a cordless telephone
US5353341A (en) * 1991-10-21 1994-10-04 At&T Bell Laboratories Cordless telephone arranged for operation in a frequency hopping system
GB2271487B (en) * 1992-10-09 1995-08-02 Maxon Systems Inc Single antenna transmitter/receiver
EP0738445B1 (en) * 1994-01-05 2001-07-04 Thomson Consumer Electronics, Inc. Clear channel selection system for a cordless telephone
GB2285723B (en) * 1994-01-18 1997-09-10 Motorola Ltd Communications system
GB2292048B (en) * 1994-07-30 1998-12-16 Motorola Ltd Communications device and method with adaptive burst transmission time and other features
US6212396B1 (en) * 1997-03-27 2001-04-03 Nortel Networks Limited Generic handset programming and configuration

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1185789A (en) * 1967-08-11 1970-03-25 Cit Alcatel Transreceivers
EP0171071A2 (en) * 1984-08-07 1986-02-12 Nec Corporation Radio communication system comprising a portable unit carrying out a battery saving operation related to a scanning operation of a fixed unit
EP0200209A2 (en) * 1985-04-30 1986-11-05 Nec Corporation Cordless telephone apparatus having means for synchronizing channel scanning of fixed and portable units

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1185789A (en) * 1967-08-11 1970-03-25 Cit Alcatel Transreceivers
EP0171071A2 (en) * 1984-08-07 1986-02-12 Nec Corporation Radio communication system comprising a portable unit carrying out a battery saving operation related to a scanning operation of a fixed unit
EP0200209A2 (en) * 1985-04-30 1986-11-05 Nec Corporation Cordless telephone apparatus having means for synchronizing channel scanning of fixed and portable units

Also Published As

Publication number Publication date
GB8601983D0 (en) 1986-03-05
GB2184920A (en) 1987-07-01
GB8531492D0 (en) 1986-02-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee