GB2306680B - Method and apparatus for measuring RF power in a test set - Google Patents

Method and apparatus for measuring RF power in a test set

Info

Publication number
GB2306680B
GB2306680B GB9617476A GB9617476A GB2306680B GB 2306680 B GB2306680 B GB 2306680B GB 9617476 A GB9617476 A GB 9617476A GB 9617476 A GB9617476 A GB 9617476A GB 2306680 B GB2306680 B GB 2306680B
Authority
GB
United Kingdom
Prior art keywords
measuring
power
test set
test
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 - Fee Related
Application number
GB9617476A
Other languages
English (en)
Other versions
GB9617476D0 (en
GB2306680A (en
Inventor
Melvin D Humpherys
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of GB9617476D0 publication Critical patent/GB9617476D0/en
Publication of GB2306680A publication Critical patent/GB2306680A/en
Application granted granted Critical
Publication of GB2306680B publication Critical patent/GB2306680B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/01—Arrangements for measuring electric power or power factor in circuits having distributed constants
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/101—Monitoring; Testing of transmitters for measurement of specific parameters of the transmitter or components thereof
    • H04B17/102—Power radiated at antenna
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/15—Performance testing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/15—Performance testing
    • H04B17/16—Test equipment located at the transmitter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/15—Performance testing
    • H04B17/191—Over-the-air testing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Amplifiers (AREA)
GB9617476A 1995-10-25 1996-08-20 Method and apparatus for measuring RF power in a test set Expired - Fee Related GB2306680B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/548,067 US5656929A (en) 1995-10-25 1995-10-25 Method and apparatus for measuring RF power in a test set

Publications (3)

Publication Number Publication Date
GB9617476D0 GB9617476D0 (en) 1996-10-02
GB2306680A GB2306680A (en) 1997-05-07
GB2306680B true GB2306680B (en) 2000-02-16

Family

ID=24187269

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9617476A Expired - Fee Related GB2306680B (en) 1995-10-25 1996-08-20 Method and apparatus for measuring RF power in a test set

Country Status (4)

Country Link
US (1) US5656929A (enExample)
JP (1) JP3909102B2 (enExample)
DE (1) DE19623304C2 (enExample)
GB (1) GB2306680B (enExample)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE506168C2 (sv) * 1996-01-17 1997-11-17 Allgon Ab Sätt och anordning för mätning av reflektionsförlusten hos en radiofrekvent signal
US5663638A (en) * 1996-07-29 1997-09-02 Hewlett-Packard Company Calorimetric RF power meter with dynamic zeroing and constant temperature and power dissipation in the calorimetric bridge
JPH11133072A (ja) 1997-10-27 1999-05-21 Advantest Corp スペクトラムアナライザ測定方法
US6112059A (en) * 1997-11-12 2000-08-29 Motorola, Inc. Off-channel leakage power monitor apparatus and method
US6313874B1 (en) * 1997-11-17 2001-11-06 Wavetek Corporation Method and apparatus for direct detection of communication system leakage signals
JPH11312988A (ja) * 1998-04-30 1999-11-09 Nec Corp マイクロ波・ミリ波送信方法と送信装置
US6407540B1 (en) * 1999-04-09 2002-06-18 Agilent Technologies, Inc. Switched attenuator diode microwave power sensor
US6291982B1 (en) * 1999-04-09 2001-09-18 Agilent Technologies, Inc. True average wide dynamic range power sensor
US6587671B1 (en) 1999-05-28 2003-07-01 Agilent Technologies, Inc. RF test set with concurrent measurement architecture
WO2001022575A1 (en) * 1999-09-23 2001-03-29 Wey Chia Sam Method and apparatus for providing a constant loop bandwidth of a power control loop system at different power levels
GB2367633A (en) * 2000-10-04 2002-04-10 Racal Instruments Ltd Rf power measurement
WO2003051452A1 (en) * 2001-12-17 2003-06-26 Bausch & Lomb Incorporated Drug implant injection device
US6661217B2 (en) * 2001-12-21 2003-12-09 Telefonaktiebolaget L.M. Ericsson Wideband precision current sensor
US6745009B2 (en) * 2002-05-15 2004-06-01 Nokia Corporation Apparatus, and associated method, for facilitating antenna weight selection utilizing deterministic perturbation gradient approximation
US6844715B2 (en) * 2002-09-05 2005-01-18 Honeywell International Inc. Synthetic RF detection system and method
AU2003302858A1 (en) * 2002-12-11 2004-06-30 Koninklijke Philips Electronics N.V. Integrated circuit comprising a transmission channel with an integrated independent tester.
US7353006B2 (en) * 2003-03-12 2008-04-01 Analog Devices, Inc. Closed loop power control of non-constant envelope waveforms using sample/hold
US6903542B2 (en) * 2003-08-29 2005-06-07 Agilent Technologies, Inc. Systems and method for performing RF power measurements
FI20031805A0 (fi) * 2003-12-10 2003-12-10 Nokia Corp Radiolähettimen testausmenetelmä, radiolähetin ja tukiasema
US7615989B2 (en) * 2006-10-06 2009-11-10 Honeywell International Inc. Method and apparatus for DC integrated current sensor
FR2910958B1 (fr) * 2006-12-28 2009-02-20 Siemens Vdo Automotive Sas Capteur integre a rejection de couplage capacitif a la masse mecanique
US7746053B2 (en) * 2008-08-26 2010-06-29 Micrel, Inc. Tester for RF devices
US8805313B2 (en) * 2012-10-26 2014-08-12 Tektronix, Inc. Magnitude and phase response calibration of receivers
DE102013202903A1 (de) * 2013-02-22 2014-09-11 Rohde & Schwarz Gmbh & Co. Kg Leistungsmessgerät mit interner Kalibrierung von Diodendetektoren
TWI499153B (zh) * 2013-05-10 2015-09-01 Hon Hai Prec Ind Co Ltd 電源等級識別電路、標示電路與電源等級供電系統
CN105137169B (zh) * 2015-09-25 2016-08-17 华中科技大学 一种射频功率检测电路
EP4009060A1 (en) * 2020-12-02 2022-06-08 Nxp B.V. Rf power detector

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1047762A (en) * 1962-07-02 1966-11-09 Gen Motors Corp Comparison microwave radiometers
GB1277552A (en) * 1970-03-12 1972-06-14 Sperry Rand Corp Improvements in or relating to detector circuits
GB1325920A (en) * 1970-01-08 1973-08-08 Sperry Rand Corp Radio meters

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5822708B2 (ja) * 1978-02-27 1983-05-10 タケダ理研工業株式会社 電界強度測定装置
JPS592349B2 (ja) * 1979-03-31 1984-01-18 アンリツ株式会社 電力測定装置
US4673870A (en) * 1985-08-07 1987-06-16 The United States Of America As Represented By The Secretary Of The Army Automated calibration technique for non-field perturbing (electrically small) electromagnetic field sensors
US5493210A (en) * 1993-06-10 1996-02-20 Trilithic, Inc. Combined signal level meter and leakage detector

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1047762A (en) * 1962-07-02 1966-11-09 Gen Motors Corp Comparison microwave radiometers
GB1325920A (en) * 1970-01-08 1973-08-08 Sperry Rand Corp Radio meters
GB1277552A (en) * 1970-03-12 1972-06-14 Sperry Rand Corp Improvements in or relating to detector circuits

Also Published As

Publication number Publication date
US5656929A (en) 1997-08-12
GB9617476D0 (en) 1996-10-02
JPH09138248A (ja) 1997-05-27
DE19623304A1 (de) 1997-04-30
DE19623304C2 (de) 1998-04-02
GB2306680A (en) 1997-05-07
JP3909102B2 (ja) 2007-04-25

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070820