SG55329A1 - Radio loop-back test method having improved reliability and a system using the test method - Google Patents

Radio loop-back test method having improved reliability and a system using the test method

Info

Publication number
SG55329A1
SG55329A1 SG1997002066A SG1997002066A SG55329A1 SG 55329 A1 SG55329 A1 SG 55329A1 SG 1997002066 A SG1997002066 A SG 1997002066A SG 1997002066 A SG1997002066 A SG 1997002066A SG 55329 A1 SG55329 A1 SG 55329A1
Authority
SG
Singapore
Prior art keywords
test method
improved reliability
radio loop
back test
radio
Prior art date
Application number
SG1997002066A
Other languages
English (en)
Inventor
Nozomu Watanabe
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 SG55329A1 publication Critical patent/SG55329A1/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/15—Performance testing
    • H04B17/19—Self-testing arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
SG1997002066A 1996-06-17 1997-06-16 Radio loop-back test method having improved reliability and a system using the test method SG55329A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8155693A JPH104390A (ja) 1996-06-17 1996-06-17 無線折り返し試験方法および無線折り返し試験方式

Publications (1)

Publication Number Publication Date
SG55329A1 true SG55329A1 (en) 1998-12-21

Family

ID=15611484

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1997002066A SG55329A1 (en) 1996-06-17 1997-06-16 Radio loop-back test method having improved reliability and a system using the test method

Country Status (9)

Country Link
US (1) US5995811A (ja)
JP (1) JPH104390A (ja)
CN (1) CN1078984C (ja)
AU (1) AU716932B2 (ja)
CA (1) CA2207965C (ja)
GB (1) GB2314485B (ja)
HK (1) HK1004454A1 (ja)
ID (1) ID18239A (ja)
SG (1) SG55329A1 (ja)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3031306B2 (ja) * 1997-07-31 2000-04-10 日本電気株式会社 移動無線装置
JP3368464B2 (ja) * 1998-03-25 2003-01-20 富士通株式会社 送信出力安定化装置
US6114955A (en) * 1998-06-03 2000-09-05 Interactive Technologies, Inc. System and method for antenna failure detection
JP3241672B2 (ja) 1998-07-31 2001-12-25 三菱電機株式会社 干渉波検出装置及び干渉波検出方法
US7151761B1 (en) * 1999-03-19 2006-12-19 Telefonaktiebolaget L M Ericsson (Publ) Code reservation for interference measurement in a CDMA radiocommunication system
DE10014352A1 (de) * 2000-03-24 2001-10-04 Elan Schaltelemente Gmbh & Co Anordnung und Verfahren zur Übertragung sicherheitsrelevanter Daten über eine Funkstrecke
DE60118986T2 (de) * 2001-08-24 2006-09-28 Siemens Ag Verfahren und Vorrichtung zur Verbesserung der Signalübertragungsqualität
GB2381159B (en) * 2001-10-17 2004-02-18 Motorola Inc Transceivers and method for use in radio communications
US7111208B2 (en) * 2002-10-02 2006-09-19 Broadcom Corporation On-chip standalone self-test system and method
JP3818450B2 (ja) * 2003-01-14 2006-09-06 オムロン株式会社 ネットワークシステムの通信安定性の判定方法及びネットワークシステム
US7054391B2 (en) * 2003-05-30 2006-05-30 Efficient Channel Coding, Inc. Receiver based saturation estimator
US7456537B1 (en) 2004-12-17 2008-11-25 The University Of Toledo Control system for bearingless motor-generator
US20060238053A1 (en) * 2004-03-01 2006-10-26 The University Of Toledo Conical bearingless motor/generator
CN1667418B (zh) * 2004-03-10 2010-10-06 马杰 多功能测量、分析和诊断便携式装置
JP4068587B2 (ja) 2004-03-29 2008-03-26 埼玉日本電気株式会社 携帯型無線通信端末装置
US9673917B2 (en) 2008-05-30 2017-06-06 Qualcomm Incorporated Calibration using noise power
JP5042949B2 (ja) * 2008-09-01 2012-10-03 株式会社日立製作所 基地局及び受信機障害診断方法
IT1399761B1 (it) * 2010-05-03 2013-05-03 Faac Spa Metodo e dispositivo per la trasmissione ottimizzata di segnali di controllo remoto particolarmente di cancelli porte e barriere
JP5494567B2 (ja) * 2011-05-17 2014-05-14 株式会社デンソー レーダ装置、検査システム、及び検査方法
JP2013085085A (ja) * 2011-10-07 2013-05-09 Maspro Denkoh Corp 無線通信装置
DE102016221660A1 (de) * 2016-11-04 2018-05-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und entsprechendes verfahren zum kommunizieren mit einem transponder sowie system zum kommunizieren

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58223929A (ja) * 1982-06-23 1983-12-26 Hitachi Ltd デ−タ通信システムの伝送路障害検出方式
FI86492C (fi) * 1990-12-28 1992-08-25 Telenokia Oy Arrangemang foer att bilda en radiotestslinga.
JP3125413B2 (ja) * 1992-03-02 2001-01-15 松下電器産業株式会社 無線電話装置
JP3248785B2 (ja) * 1992-12-14 2002-01-21 富士通株式会社 折り返し試験可能な無線式送受信装置
FI92260C (fi) * 1992-12-30 1994-10-10 Nokia Telecommunications Oy Menetelmä ja järjestely vastaanotinantennin kunnon mittaamiseksi TDMA-radiojärjestelmän tukiasemalla
FI109740B (fi) * 1993-06-11 2002-09-30 Nokia Corp Menetelmä lähetinvastaanotinyksikön testaamiseksi sekä aikajakoisen radiojärjestelmän tukiasema
JP3078177B2 (ja) * 1994-07-01 2000-08-21 三菱電機株式会社 無線装置
FI105865B (fi) * 1994-11-14 2000-10-13 Nokia Mobile Phones Ltd Menetelmä ja kytkentä radiolaitteen lähetinsignaalin tehon säätämiseksi ja linearisoimiseksi
FI98259C (fi) * 1995-06-16 1997-05-12 Nokia Telecommunications Oy Menetelmä ja laitteisto testisilmukan muodostamiseksi radioaseman toiminnan valvontaan

Also Published As

Publication number Publication date
JPH104390A (ja) 1998-01-06
GB2314485A (en) 1997-12-24
GB9712742D0 (en) 1997-08-20
CN1078984C (zh) 2002-02-06
HK1004454A1 (en) 1998-11-27
AU2491897A (en) 1998-01-08
CN1171674A (zh) 1998-01-28
CA2207965C (en) 2001-05-08
GB2314485B (en) 2000-05-03
GB2314485A8 (en) 1998-05-18
AU716932B2 (en) 2000-03-09
US5995811A (en) 1999-11-30
ID18239A (id) 1998-03-19
CA2207965A1 (en) 1997-12-17

Similar Documents

Publication Publication Date Title
SG55329A1 (en) Radio loop-back test method having improved reliability and a system using the test method
EP0900490A4 (en) RECEIVER AND RELATED PROCEDURE
GB2317472B (en) Memory testing apparatus
AU7035698A (en) Test system and test method
IL124961A0 (en) Contactless test method and system
GB2315336B (en) Test method and device for screwers
GB2328515B (en) Testing apparatus
AU3103197A (en) Error detection device and method
SG63746A1 (en) Method and system for testing memory
GB9619551D0 (en) Monitoring device and method
HK1018671A1 (en) Method and an arrangement for receiving a signal sequence
GB2323930B (en) Testing apparatus
GB9601169D0 (en) Leak testing
DE69722917D1 (en) Reagenzien für tests für mycophenolsäure
GB2330656B (en) Measurement method
GB9705946D0 (en) Testing apparatus
GB9801706D0 (en) Conducting section device and method for manufacturing the same
GB9611557D0 (en) Test rig
GB9621238D0 (en) A test probe
SG86318A1 (en) Circuit and test method
GB9704236D0 (en) Foam tester
GB9721253D0 (en) System and method for detecting a test mode
GB9613948D0 (en) Flange testing integrity system
CA79533S (en) Testing device
GB2316737B (en) Pressure testing apparatus