SE8603552D0 - Microwave noise measuring apparatus - Google Patents

Microwave noise measuring apparatus

Info

Publication number
SE8603552D0
SE8603552D0 SE8603552A SE8603552A SE8603552D0 SE 8603552 D0 SE8603552 D0 SE 8603552D0 SE 8603552 A SE8603552 A SE 8603552A SE 8603552 A SE8603552 A SE 8603552A SE 8603552 D0 SE8603552 D0 SE 8603552D0
Authority
SE
Sweden
Prior art keywords
output
frequency
microwave
source
resonant
Prior art date
Application number
SE8603552A
Other languages
English (en)
Other versions
SE8603552L (sv
SE461936B (sv
Inventor
H Mcpherson
J Stoker
Original Assignee
Ferranti Plc
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 Ferranti Plc filed Critical Ferranti Plc
Publication of SE8603552D0 publication Critical patent/SE8603552D0/sv
Publication of SE8603552L publication Critical patent/SE8603552L/sv
Publication of SE461936B publication Critical patent/SE461936B/sv

Links

Classifications

    • 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
    • G01R29/26—Measuring noise figure; Measuring signal-to-noise ratio

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Radar Systems Or Details Thereof (AREA)
SE8603552A 1985-08-23 1986-08-22 Anordning foer att maeta mikrovaagsbrus SE461936B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08521184A GB2179458B (en) 1985-08-23 1985-08-23 Microwave noise measuring apparatus

Publications (3)

Publication Number Publication Date
SE8603552D0 true SE8603552D0 (sv) 1986-08-22
SE8603552L SE8603552L (sv) 1987-02-24
SE461936B SE461936B (sv) 1990-04-09

Family

ID=10584249

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8603552A SE461936B (sv) 1985-08-23 1986-08-22 Anordning foer att maeta mikrovaagsbrus

Country Status (6)

Country Link
US (1) US4714873A (sv)
DE (1) DE3627608A1 (sv)
FR (1) FR2586481B1 (sv)
GB (1) GB2179458B (sv)
IT (1) IT1198445B (sv)
SE (1) SE461936B (sv)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4864218A (en) * 1988-11-09 1989-09-05 Cascade Microtech, Inc. Method of compensating for frequency errors in noise power meters
FR2663750B1 (fr) * 1990-06-22 1992-09-11 Alcatel Espace Dispositif de mesure de l'effet multipactor par bruit de phase.
US5179344A (en) * 1991-06-21 1993-01-12 Harris Corporation Phase noise measurements utilizing a frequency down conversion/multiplier, direct spectrum measurement technique
US5337014A (en) * 1991-06-21 1994-08-09 Harris Corporation Phase noise measurements utilizing a frequency down conversion/multiplier, direct spectrum measurement technique
US5172064A (en) * 1991-12-02 1992-12-15 The United States Of America As Represented By The Secretary Of Commerce Calibration system for determining the accuracy of phase modulation and amplitude modulation noise measurement apparatus
FR2687790B1 (fr) * 1992-02-24 1994-04-29 Sauvage Gerard Systeme de mesure de bruit de phase.
US5790523A (en) * 1993-09-17 1998-08-04 Scientific-Atlanta, Inc. Testing facility for a broadband communications system
AUPM587094A0 (en) * 1994-05-25 1994-06-16 Poseidon Scientific Instruments Pty Ltd Microwave loop oscillators
US6606583B1 (en) * 1998-09-21 2003-08-12 Ben K. Sternberg Real-time error-suppression method and apparatus therefor
DE19901750B4 (de) * 1999-01-18 2006-04-13 Rohde & Schwarz Gmbh & Co. Kg Anordnung zum Messen des Phasenrauschens des Ausgangssignals eines Meßobjektes
DE20114544U1 (de) 2000-12-04 2002-02-21 Cascade Microtech Inc Wafersonde
EP1509776A4 (en) 2002-05-23 2010-08-18 Cascade Microtech Inc TEST PROBE OF A DEVICE SUBMITTED TEST
US6724205B1 (en) 2002-11-13 2004-04-20 Cascade Microtech, Inc. Probe for combined signals
FR2848302B1 (fr) * 2002-12-10 2005-05-27 Thales Sa Procede de calibration d'une source hyperfrequence
US7057404B2 (en) 2003-05-23 2006-06-06 Sharp Laboratories Of America, Inc. Shielded probe for testing a device under test
DE202004021093U1 (de) 2003-12-24 2006-09-28 Cascade Microtech, Inc., Beaverton Aktiver Halbleiterscheibenmessfühler
US7420381B2 (en) 2004-09-13 2008-09-02 Cascade Microtech, Inc. Double sided probing structures
US7570201B1 (en) * 2004-11-05 2009-08-04 Northrop Grumman Corporation Radar exciter including phase compensation of the waveform generator
US7535247B2 (en) 2005-01-31 2009-05-19 Cascade Microtech, Inc. Interface for testing semiconductors
US7656172B2 (en) 2005-01-31 2010-02-02 Cascade Microtech, Inc. System for testing semiconductors
US8965727B2 (en) * 2005-05-20 2015-02-24 Omniphase Research Laboratories, Inc. Intelligent low noise design
US7379017B2 (en) * 2006-01-24 2008-05-27 Raytheon Company Micro movement pulsed radar system and method of phase noise compensation
US7723999B2 (en) 2006-06-12 2010-05-25 Cascade Microtech, Inc. Calibration structures for differential signal probing
US7764072B2 (en) 2006-06-12 2010-07-27 Cascade Microtech, Inc. Differential signal probing system
US7403028B2 (en) 2006-06-12 2008-07-22 Cascade Microtech, Inc. Test structure and probe for differential signals
US7876114B2 (en) 2007-08-08 2011-01-25 Cascade Microtech, Inc. Differential waveguide probe
CN101904115B (zh) * 2007-11-13 2014-10-22 光电波股份有限公司 基于光子技术及具有低相位噪声的互相关零差检测
US8248297B1 (en) * 2011-04-11 2012-08-21 Advanced Testing Technologies, Inc. Phase noise measurement system and method
US10061016B2 (en) * 2014-12-29 2018-08-28 Texas Instruments Incorporated Phase noise measurement in a cascaded radar system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL81640C (sv) * 1948-10-20
US2902649A (en) * 1955-02-07 1959-09-01 Bendix Aviat Corp Oscillator stability checker
US2874380A (en) * 1956-07-12 1959-02-17 Sperry Rand Corp Radar system evaluator
US4634962A (en) * 1985-03-05 1987-01-06 The United States Of America As Represented By The Secretary Of The Navy Phase noise analyzer

Also Published As

Publication number Publication date
GB2179458B (en) 1988-11-09
DE3627608A1 (de) 1987-02-26
US4714873A (en) 1987-12-22
FR2586481B1 (fr) 1991-02-08
FR2586481A1 (fr) 1987-02-27
IT8648394A0 (it) 1986-08-20
SE8603552L (sv) 1987-02-24
IT1198445B (it) 1988-12-21
SE461936B (sv) 1990-04-09
GB2179458A (en) 1987-03-04

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