NO309694B1 - Fremgangsmåte og anordning for å utvide dynamikkområdet for målinger som utföres med en retningskopler - Google Patents

Fremgangsmåte og anordning for å utvide dynamikkområdet for målinger som utföres med en retningskopler Download PDF

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Publication number
NO309694B1
NO309694B1 NO934908A NO934908A NO309694B1 NO 309694 B1 NO309694 B1 NO 309694B1 NO 934908 A NO934908 A NO 934908A NO 934908 A NO934908 A NO 934908A NO 309694 B1 NO309694 B1 NO 309694B1
Authority
NO
Norway
Prior art keywords
signal
measuring
measurement
directional coupler
coupler
Prior art date
Application number
NO934908A
Other languages
English (en)
Norwegian (no)
Other versions
NO934908D0 (no
NO934908L (no
Inventor
Mika Knuuti
Original Assignee
Nokia Telecommunications Oy
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 Nokia Telecommunications Oy filed Critical Nokia Telecommunications Oy
Publication of NO934908D0 publication Critical patent/NO934908D0/no
Publication of NO934908L publication Critical patent/NO934908L/no
Publication of NO309694B1 publication Critical patent/NO309694B1/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/04—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant in circuits having distributed constants, e.g. having very long conductors or involving high frequencies
    • G01R27/06—Measuring reflection coefficients; Measuring standing-wave ratio
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/28—Measuring attenuation, gain, phase shift or derived characteristics of electric four pole networks, i.e. two-port networks; Measuring transient response
    • G01R27/32—Measuring attenuation, gain, phase shift or derived characteristics of electric four pole networks, i.e. two-port networks; Measuring transient response in circuits having distributed constants, e.g. having very long conductors or involving high frequencies
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/08—Measuring electromagnetic field characteristics
    • G01R29/10—Radiation diagrams of antennas

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
NO934908A 1991-07-01 1993-12-30 Fremgangsmåte og anordning for å utvide dynamikkområdet for målinger som utföres med en retningskopler NO309694B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI913195A FI99167C (fi) 1991-07-01 1991-07-01 Menetelmä ja laite dynamiikka-alueen laajentamiseksi suuntakytkimen avulla tapahtuvissa mittauksissa
PCT/FI1992/000200 WO1993001503A1 (en) 1991-07-01 1992-06-26 Method and device for extending the dynamic range in measurements carried out with a directional coupler

Publications (3)

Publication Number Publication Date
NO934908D0 NO934908D0 (no) 1993-12-30
NO934908L NO934908L (no) 1994-02-28
NO309694B1 true NO309694B1 (no) 2001-03-12

Family

ID=8532828

Family Applications (1)

Application Number Title Priority Date Filing Date
NO934908A NO309694B1 (no) 1991-07-01 1993-12-30 Fremgangsmåte og anordning for å utvide dynamikkområdet for målinger som utföres med en retningskopler

Country Status (9)

Country Link
US (1) US5543721A (de)
EP (1) EP0592485B1 (de)
JP (1) JP3114938B2 (de)
AT (1) ATE190402T1 (de)
AU (1) AU658202B2 (de)
DE (1) DE69230756T2 (de)
FI (1) FI99167C (de)
NO (1) NO309694B1 (de)
WO (1) WO1993001503A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI92766C (fi) * 1993-04-14 1994-12-27 Nokia Telecommunications Oy Menetelmä ja laite antennin kunnon valvomiseksi
SE506168C2 (sv) * 1996-01-17 1997-11-17 Allgon Ab Sätt och anordning för mätning av reflektionsförlusten hos en radiofrekvent signal
KR100202502B1 (ko) * 1996-12-30 1999-06-15 정장호 이동통신시스템 기지국의 시험회로
KR100267846B1 (ko) * 1997-03-31 2000-10-16 윤종용 이동통신시스템의정재파비측정방법
US6266021B1 (en) 1999-02-10 2001-07-24 Adc Solitra, Inc. Apparatus and method for determining return loss of electrical device
GB0022503D0 (en) * 2000-09-13 2000-11-01 Univ Northumbria Newcastle Microwve holographic measuring method and apparatus
DE102005018090A1 (de) * 2005-04-19 2006-10-26 Rohde & Schwarz Gmbh & Co. Kg Kalibriervorrichtung und Kalibrierverfahren zum Abgleich eines Richtkoppler-Messsystems
US9312592B2 (en) * 2013-03-15 2016-04-12 Keysight Technologies, Inc. Adjustable directional coupler circuit
US11586956B2 (en) 2013-05-28 2023-02-21 Keysight Technologies, Inc. Searching apparatus utilizing sub-word finite state machines
JP6571452B2 (ja) * 2015-08-28 2019-09-04 シャープ株式会社 検査装置
US10666304B2 (en) * 2016-09-29 2020-05-26 Intel Corporation Apparatuses and methods for compensating interfering signals in electric circuits
US11139568B2 (en) 2017-06-30 2021-10-05 Intel Corporation Antenna isolation enhancement

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE263203C (de) * 1910-11-25 1913-08-04
US4149122A (en) * 1977-06-30 1979-04-10 Cutler-Hammer, Inc. Wideband tracking generator for harmonic mixing receivers
US4219770A (en) * 1979-01-11 1980-08-26 Weinschel Engineering Co., Inc. Insertion loss and phase shift measurement system and method
US5361074A (en) * 1980-05-05 1994-11-01 The United States Of America As Represented By The Secretary Of The Navy Mainlobe canceller system
DE3317358A1 (de) * 1982-05-21 1983-11-24 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Reflektometer
CA1215430A (en) * 1982-12-20 1986-12-16 Toshihiko Ryu Cross-polarization distortion canceller for use in digital radio communication receiver
GB2195454A (en) * 1986-09-15 1988-04-07 Flann Microwave Instr Ltd Microwave network analyser
JPS6472765A (en) * 1987-09-14 1989-03-17 Sunaga Kaihatsu Kk Hand for continuously keeping balls in arm-pitching machine
FI80817C (fi) * 1988-09-01 1990-07-10 Telenokia Oy Anordning foer kontroll av kondition av basstationens antenn vid celltelefonsystem.
US4962359A (en) * 1989-06-29 1990-10-09 Hewlett-Packard Company Dual directional bridge and balun used as reflectometer test set
US5159275A (en) * 1989-12-06 1992-10-27 Hitachi Denshi Kabushiki Kaisha Method and apparatus for detecting cable length

Also Published As

Publication number Publication date
EP0592485A1 (de) 1994-04-20
FI913195A0 (fi) 1991-07-01
US5543721A (en) 1996-08-06
NO934908D0 (no) 1993-12-30
NO934908L (no) 1994-02-28
WO1993001503A1 (en) 1993-01-21
FI913195L (fi) 1993-01-02
AU658202B2 (en) 1995-04-06
JPH06509168A (ja) 1994-10-13
EP0592485B1 (de) 2000-03-08
DE69230756T2 (de) 2000-07-20
ATE190402T1 (de) 2000-03-15
FI99167B (fi) 1997-06-30
JP3114938B2 (ja) 2000-12-04
AU2019192A (en) 1993-02-11
FI99167C (fi) 1997-10-10
DE69230756D1 (de) 2000-04-13

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Free format text: LAPSED IN DECEMBER 2003