HK48388A - A malfunction detection system for a mobile radio telephone system - Google Patents

A malfunction detection system for a mobile radio telephone system

Info

Publication number
HK48388A
HK48388A HK483/88A HK48388A HK48388A HK 48388 A HK48388 A HK 48388A HK 483/88 A HK483/88 A HK 483/88A HK 48388 A HK48388 A HK 48388A HK 48388 A HK48388 A HK 48388A
Authority
HK
Hong Kong
Prior art keywords
mobile radio
radio telephone
malfunction detection
detection system
telephone system
Prior art date
Application number
HK483/88A
Other languages
English (en)
Inventor
Tomokazu Kai
Hidetoshi Nakahara
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 HK48388A publication Critical patent/HK48388A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/24—Arrangements for supervision, monitoring or testing with provision for checking the normal operation
HK483/88A 1981-04-24 1988-06-30 A malfunction detection system for a mobile radio telephone system HK48388A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56062900A JPS57178441A (en) 1981-04-24 1981-04-24 Fault detection system of mobile radio communication system

Publications (1)

Publication Number Publication Date
HK48388A true HK48388A (en) 1988-07-08

Family

ID=13213580

Family Applications (1)

Application Number Title Priority Date Filing Date
HK483/88A HK48388A (en) 1981-04-24 1988-06-30 A malfunction detection system for a mobile radio telephone system

Country Status (7)

Country Link
US (1) US4415770A (ja)
JP (1) JPS57178441A (ja)
AU (1) AU543987B2 (ja)
CA (1) CA1182527A (ja)
GB (1) GB2098427B (ja)
HK (1) HK48388A (ja)
SG (1) SG93187G (ja)

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USRE32856E (en) * 1984-04-10 1989-02-07 Peter Miller Alarm system
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JPS6248131A (ja) * 1985-08-27 1987-03-02 Nippon Telegr & Teleph Corp <Ntt> 無線電話方式
US4788711A (en) * 1985-11-25 1988-11-29 Cellular Communications Corporation Apparatus and method for a cellular freeway emergency telephone service
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US5086506A (en) * 1987-08-14 1992-02-04 General Electric Company Radio trunking fault detection system with power output monitoring and on-air monitoring
US4843326A (en) * 1987-08-17 1989-06-27 Smythe Robert H Electrical testing device for the power input to automobile telephone installations
JP2601833B2 (ja) * 1987-08-24 1997-04-16 日本電信電話株式会社 コードレス電話装置
EP0344624B1 (en) * 1988-05-28 1995-10-25 Nec Corporation Monitoring system for radio communication apparatus
JPH0229038A (ja) * 1988-07-18 1990-01-31 Mitsubishi Electric Corp 無線通信システム保守監視方法
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JPH05103368A (ja) * 1991-10-11 1993-04-23 Matsushita Electric Ind Co Ltd 移動無線通信方式の故障検出方法
US5361402A (en) * 1992-03-30 1994-11-01 Motorola, Inc. Test device for analyzing communication channels in a trunked radio system
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JP2922414B2 (ja) * 1994-02-17 1999-07-26 三菱電機株式会社 無線電話移動機
US6912375B2 (en) * 1995-06-13 2005-06-28 Canon Kabushiki Kaisha Radio communicating apparatus
US6009311A (en) * 1996-02-21 1999-12-28 Etymotic Research Method and apparatus for reducing audio interference from cellular telephone transmissions
US5909641A (en) * 1997-02-24 1999-06-01 At&T Wireless Services Inc. Transmit/receive switch
US6088588A (en) * 1997-03-25 2000-07-11 Nortel Networks Corporation Method and wireless terminal for monitoring communications and providing network with terminal operation information
SE512115C2 (sv) * 1997-09-08 2000-01-24 Ericsson Telefon Ab L M Testsändare samt förfarande för tillverkning av en mobil testsändare för ett mobiltelekommunikationssystem
US6397042B1 (en) * 1998-03-06 2002-05-28 Texas Instruments Incorporated Self test of an electronic device
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US6233437B1 (en) * 1998-06-19 2001-05-15 Wavetek Gmbh Method and apparatus for testing mobile communication device employing frequency hopping
US6097937A (en) * 1998-08-17 2000-08-01 Telefonaktiebolaget Lm Ericsson (Publ) System and method of implementing a private charge rate in a radio telecommunications network
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FI990690A (fi) * 1999-03-29 2000-09-30 Nokia Mobile Phones Ltd Menetelmä ja järjestelmä tiedonsiirron toimivuuden testaamiseksi radio laitteessa
GB2361601B (en) * 2000-04-17 2004-03-03 Ericsson Telefon Ab L M Detecting faults on an uplink channel
US7080144B2 (en) * 2000-12-22 2006-07-18 Bell South Intellectual Property Corp. System enabling access to obtain real-time information from a cell site when an emergency event occurs at the site
US6975705B2 (en) * 2000-12-22 2005-12-13 Bellsouth Intellectual Property Corp. System, method and apparatus for capturing and processing call processing failures occurring at a telephone switch control processor
US6788933B2 (en) * 2000-12-22 2004-09-07 Bellsouth Intellectual Property Corporation System, method and apparatus for capturing and processing call processing failures occurring at a digital wireless switch
US7099660B2 (en) 2000-12-22 2006-08-29 Bellsouth Intellectual Property Corp. System, method and apparatus for a network-organized repository of data
US7295829B2 (en) * 2000-12-22 2007-11-13 At&T Bls Intellectual Property, Inc. System, apparatus and method for managing telephone call records
US20040240692A1 (en) * 2000-12-28 2004-12-02 Julstrom Stephen D. Magnetic coupling adaptor
GB2381159B (en) * 2001-10-17 2004-02-18 Motorola Inc Transceivers and method for use in radio communications
US7577535B2 (en) 2006-07-31 2009-08-18 Exacter, Inc. System and method for locating and analyzing arcing phenomena
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Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5328308A (en) * 1976-08-30 1978-03-16 Nippon Telegr & Teleph Corp <Ntt> Countermeasure system for trouble o f mobile radio

Also Published As

Publication number Publication date
SG93187G (en) 1989-09-01
GB2098427A (en) 1982-11-17
GB2098427B (en) 1984-10-24
JPS57178441A (en) 1982-11-02
AU543987B2 (en) 1985-05-09
CA1182527A (en) 1985-02-12
AU8280982A (en) 1982-10-28
JPS6321372B2 (ja) 1988-05-06
US4415770A (en) 1983-11-15

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Legal Events

Date Code Title Description
PE Patent expired