GB1423972A - Radio communication system - Google Patents

Radio communication system

Info

Publication number
GB1423972A
GB1423972A GB837674A GB837674A GB1423972A GB 1423972 A GB1423972 A GB 1423972A GB 837674 A GB837674 A GB 837674A GB 837674 A GB837674 A GB 837674A GB 1423972 A GB1423972 A GB 1423972A
Authority
GB
United Kingdom
Prior art keywords
frequency
station
channel
busy
detector
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
Application number
GB837674A
Other languages
English (en)
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries 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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1423972A publication Critical patent/GB1423972A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K3/00—Jamming of communication; Counter-measures
    • H04K3/20—Countermeasures against jamming
    • H04K3/22—Countermeasures against jamming including jamming detection and monitoring
    • H04K3/224—Countermeasures against jamming including jamming detection and monitoring with countermeasures at transmission and/or reception of the jammed signal, e.g. stopping operation of transmitter or receiver, nulling or enhancing transmitted power in direction of or at frequency of jammer
    • H04K3/226—Selection of non-jammed channel for communication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
GB837674A 1973-02-28 1974-02-25 Radio communication system Expired GB1423972A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7302803A SE370841B (enExample) 1973-02-28 1973-02-28

Publications (1)

Publication Number Publication Date
GB1423972A true GB1423972A (en) 1976-02-04

Family

ID=20316758

Family Applications (1)

Application Number Title Priority Date Filing Date
GB837674A Expired GB1423972A (en) 1973-02-28 1974-02-25 Radio communication system

Country Status (10)

Country Link
JP (1) JPS5026417A (enExample)
BE (1) BE811603A (enExample)
CH (1) CH574697A5 (enExample)
DE (1) DE2408587C3 (enExample)
DK (1) DK141190B (enExample)
FR (1) FR2219595B1 (enExample)
GB (1) GB1423972A (enExample)
IT (1) IT1008329B (enExample)
NL (1) NL7402506A (enExample)
SE (1) SE370841B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5594944A (en) * 1990-11-27 1997-01-14 Canon Kabushiki Kaisha Communication channel selection method

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53108349A (en) * 1977-03-04 1978-09-21 Fujitsu Ltd Micro-diagnosis system
JPS5866161A (ja) * 1981-10-16 1983-04-20 Fujitsu Ltd 診断方式
DE3211325C1 (de) * 1982-03-27 1989-05-18 Rohde & Schwarz GmbH & Co KG, 8000 München System zum automatischen Aufbau einer Kurzwellen-Telegrafiezeichen-Verbindung
JPS60179861A (ja) * 1984-02-27 1985-09-13 Fujitsu Ltd 入出力システムのメモリ診断方式
EP0202485B1 (en) * 1985-04-22 1993-11-18 Nec Corporation Method of determining optimal transmission channel in multistation communications system
JPH0815351B2 (ja) * 1986-05-31 1996-02-14 日本電気株式会社 コ−ドレス電話方式
DE3907568A1 (de) * 1989-03-09 1990-09-13 Bosch Gmbh Robert Verfahren zur drahtlosen uebertragung von informationen
DE3933835A1 (de) * 1989-10-10 1991-04-18 Grundig Emv Schnurloser telefonapparat mit einer in der mobilstation und der basisstation angeordneten sendersuchlaufeinrichtung und mit einem mit der sendersuchlaufeinrichtung verbundenen speicher

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5594944A (en) * 1990-11-27 1997-01-14 Canon Kabushiki Kaisha Communication channel selection method

Also Published As

Publication number Publication date
DK141190C (enExample) 1980-07-07
JPS5026417A (enExample) 1975-03-19
DE2408587A1 (de) 1974-09-05
DE2408587C3 (de) 1978-12-07
FR2219595B1 (enExample) 1976-12-03
CH574697A5 (enExample) 1976-04-15
FR2219595A1 (enExample) 1974-09-20
NL7402506A (enExample) 1974-08-30
DE2408587B2 (de) 1978-04-27
DK141190B (da) 1980-01-28
IT1008329B (it) 1976-11-10
SE370841B (enExample) 1974-10-28
BE811603A (fr) 1974-08-26

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Legal Events

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