IL70206A - Link quality analyzer - Google Patents

Link quality analyzer

Info

Publication number
IL70206A
IL70206A IL70206A IL7020683A IL70206A IL 70206 A IL70206 A IL 70206A IL 70206 A IL70206 A IL 70206A IL 7020683 A IL7020683 A IL 7020683A IL 70206 A IL70206 A IL 70206A
Authority
IL
Israel
Prior art keywords
link quality
quality analyzer
analyzer
link
quality
Prior art date
Application number
IL70206A
Other languages
English (en)
Other versions
IL70206A0 (en
Original Assignee
Rockwell International 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 Rockwell International Corp filed Critical Rockwell International Corp
Publication of IL70206A0 publication Critical patent/IL70206A0/xx
Publication of IL70206A publication Critical patent/IL70206A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Mobile Radio Communication Systems (AREA)
IL70206A 1982-12-27 1983-11-11 Link quality analyzer IL70206A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/453,656 US4633411A (en) 1982-12-27 1982-12-27 Link quality analyzer

Publications (2)

Publication Number Publication Date
IL70206A0 IL70206A0 (en) 1984-02-29
IL70206A true IL70206A (en) 1987-01-30

Family

ID=23801511

Family Applications (1)

Application Number Title Priority Date Filing Date
IL70206A IL70206A (en) 1982-12-27 1983-11-11 Link quality analyzer

Country Status (5)

Country Link
US (1) US4633411A (xx)
EP (1) EP0114463B1 (xx)
CA (1) CA1197622A (xx)
DE (1) DE3377855D1 (xx)
IL (1) IL70206A (xx)

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JPH07107792B2 (ja) * 1988-01-19 1995-11-15 株式会社東芝 マルチポートメモリ
JP2591128B2 (ja) * 1988-12-20 1997-03-19 日本電気株式会社 通信回線切替方式
US5095444A (en) * 1989-12-21 1992-03-10 Legent Corporation System and method for measuring inter-nodal transmission delays in a communications network
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US5166954A (en) * 1991-03-05 1992-11-24 At&T Bell Laboratories Adaptive system for measuring the broadband signal-to-noise ratio of a transmission channel
CA2102200A1 (en) * 1991-05-02 1992-11-03 George Frederick Earl Hf background noise measurement in hf environments
US5221967A (en) * 1991-05-08 1993-06-22 The University Of British Columbia Signal quality monitoring system
DE4130865C2 (de) * 1991-09-17 1999-07-08 Daimler Benz Aerospace Ag Digitales Nachrichtenübertragungssystem
US5377307A (en) * 1992-10-07 1994-12-27 Schlumberger Technology Corporation System and method of global optimization using artificial neural networks
GB2273622A (en) * 1992-12-15 1994-06-22 British Tech Group Spread spectrum pilot tone for distortion or instability correction
CH686752A8 (de) * 1993-09-22 1996-08-15 Ascom Tech Ag Berner Technopark Verfahren zum Beurteilen der Übertragungsqualität einer Sprach-Übertragungsstrecke
GB2298338B (en) * 1995-02-15 1999-09-29 Motorola Ltd A method for reverse channel sounding in a communications system
FR2731574A1 (fr) * 1995-03-08 1996-09-13 Trt Telecom Radio Electr Systeme de transmission a multidebit
FR2731571A1 (fr) * 1995-03-08 1996-09-13 Philips Electronique Lab Systeme de communication muni de moyens pour tester un canal de transmission et procede de test
US5867813A (en) * 1995-05-01 1999-02-02 Ascom Infrasys Ag. Method and apparatus for automatically and reproducibly rating the transmission quality of a speech transmission system
US6347217B1 (en) * 1997-05-22 2002-02-12 Telefonaktiebolaget Lm Ericsson (Publ) Link quality reporting using frame erasure rates
US5970052A (en) * 1997-09-19 1999-10-19 International Business Machines Corporation Method for dynamic bandwidth testing
JP3419342B2 (ja) * 1998-06-05 2003-06-23 株式会社村田製作所 測定器
US6308043B1 (en) * 1998-07-23 2001-10-23 Radiometrics Corporation Wireless communication link quality forecasting
US6563861B1 (en) * 1999-03-22 2003-05-13 Ericsson, Inc. Doppler spread estimation system
US6680969B1 (en) 1999-03-22 2004-01-20 Ericsson, Inc. Methods for estimating doppler spreads including autocorrelation function hypotheses and related systems and receivers
US6744813B1 (en) * 1999-04-16 2004-06-01 Paradyne Corporation System and method for estimating noise characteristics in the presence of non-stationary noise
JP2003505754A (ja) * 1999-06-10 2003-02-12 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 測定信号中の有効信号の識別方法
EP1089481B1 (en) * 1999-09-17 2012-02-22 TELEFONAKTIEBOLAGET LM ERICSSON (publ) Method and apparatus for estimating residual noise in a signal and mobile telephone utilizing this method
US6731908B2 (en) 2001-01-16 2004-05-04 Bluesoft, Inc. Distance measurement using half-duplex RF techniques
US6898415B2 (en) 2001-01-16 2005-05-24 Aeroscout, Inc. System and method for reducing multipath distortion in wireless distance measurement systems
US6859761B2 (en) 2001-01-16 2005-02-22 Bluesoft Ltd. Accurate distance measurement using RF techniques
JP2003244761A (ja) * 2002-02-14 2003-08-29 Fujitsu Ltd 通信装置、通信システム及び通信周波数設定方法
US7986672B2 (en) * 2002-02-25 2011-07-26 Qualcomm Incorporated Method and apparatus for channel quality feedback in a wireless communication
GB0206766D0 (en) * 2002-03-22 2002-05-01 Koninkl Philips Electronics Nv Method of, and apparatus for, determining position
CN100383537C (zh) * 2004-05-20 2008-04-23 上海交通大学 基于自适应神经元在线整定的谐波检测方法
US7499452B2 (en) * 2004-12-28 2009-03-03 International Business Machines Corporation Self-healing link sequence counts within a circular buffer
US7596099B2 (en) * 2005-08-22 2009-09-29 Motorola, Inc. Method and apparatus for managing a communication link
US7801620B2 (en) * 2005-08-29 2010-09-21 Cardiac Pacemakers, Inc. RF telemetry link quality assessment system and method
US7623922B2 (en) * 2006-07-12 2009-11-24 Cardiac Pacemakers, Inc. Implantable medical device telemetry with periodic frequency hopping
US8185204B2 (en) * 2006-07-12 2012-05-22 Cardiac Pacemakers, Inc. Implantable medical device telemetry with adaptive frequency hopping
US8046079B2 (en) 2007-03-13 2011-10-25 Cardiac Pacemakers, Inc. Implantable medical device telemetry with hop-on-error frequency hopping
US8064536B2 (en) * 2007-12-26 2011-11-22 Intel Corporation Link calibration
EP2681632B1 (de) * 2011-03-01 2017-11-08 AS-International Association e.V. Bussystem mit einem master und einer gruppe von slaves sowie kommunikationsverfahren zum austausch von daten in einem derartigen bussystem
US8817917B2 (en) * 2011-06-21 2014-08-26 Ibiquity Digital Corporation Method and apparatus for implementing signal quality metrics and antenna diversity switching control
RU2483322C1 (ru) * 2012-02-03 2013-05-27 Федеральное государственное казенное военное образовательное учреждение высшего профессионального образования "ВОЕННАЯ АКАДЕМИЯ СВЯЗИ имени Маршала Советского Союза С.М. Буденного" Министерства обороны Российской Федерации Способ поляризационной адаптации коротковолновых радиолиний, работающих ионосферными волнами (варианты)
US9503368B2 (en) 2012-02-27 2016-11-22 Metaswitch Networks Ltd. Routing a call
US10230584B1 (en) * 2016-07-01 2019-03-12 Inphi Corporation Dynamic multitone simulation scenario planning
RU2685245C1 (ru) * 2018-03-19 2019-04-17 Акционерное общество "Научно-производственное предприятие "Полет" Устройство для анализа и выбора оптимальных авиационных декаметровых радиоканалов с использованием лчм сигналов

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US3626168A (en) * 1969-07-07 1971-12-07 Boeing Co Measuring correlation, amplitude probability and probability density distributions, and signal response averaging
US3842247A (en) * 1972-10-18 1974-10-15 Bell Telephone Labor Inc Apparatus and method for measuring envelope delay utilizing {90 -point technique
US3876946A (en) * 1973-10-31 1975-04-08 Singer Co Radio frequency digital fourier analyzer
US4001559A (en) * 1974-12-16 1977-01-04 Northern Telecom, Inc. Programmable measuring
US4199809A (en) * 1976-04-05 1980-04-22 The United States Of America As Represented By The Secretary Of The Navy Programmable data terminal set
US4074201A (en) * 1976-07-26 1978-02-14 Gte Sylvania Incorporated Signal analyzer with noise estimation and signal to noise readout
US4197500A (en) * 1976-11-01 1980-04-08 The United States Of America As Represented By The Secretary Of The Army Automatic channel selection
US4124818A (en) * 1977-10-04 1978-11-07 Bell Telephone Laboratories, Incorporated Arrangement for monitoring signal-to-interference ratio in a radio transmission system
DE2852802A1 (de) * 1978-12-06 1980-06-12 Siemens Ag Verfahren und schaltungsanordnung zur messung der uebertragungseigenschaften eines messobjekts
US4381546A (en) * 1979-03-02 1983-04-26 Paradyne Corporation System for the quantitative measurement of impairments in the communication channel of a quadrature amplitude modulation data communication system
US4301536A (en) * 1979-12-28 1981-11-17 Bell Telephone Laboratories, Incorporated Multitone frequency response and envelope delay distortion tests
US4309773A (en) * 1980-04-18 1982-01-05 The United States Of America As Represented By The Secretary Of The Navy Apparatus and method for radio channel selection
US4328581A (en) * 1980-06-20 1982-05-04 Rockwell International Corporation Adaptive HF communication system
GB2096331B (en) * 1981-04-02 1985-01-03 Solartron Electronic Group The Signal processors
US4417337A (en) * 1981-06-29 1983-11-22 Bell Telephone Laboratories, Incorporated, Adaptive multitone transmission parameter test arrangement

Also Published As

Publication number Publication date
US4633411A (en) 1986-12-30
IL70206A0 (en) 1984-02-29
EP0114463B1 (en) 1988-08-24
EP0114463A3 (en) 1985-07-24
CA1197622A (en) 1985-12-03
DE3377855D1 (en) 1988-09-29
EP0114463A2 (en) 1984-08-01

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