IT8648394A0 - Apparecchio misuratore del rumore di una sorgente di segnali a microonde - Google Patents

Apparecchio misuratore del rumore di una sorgente di segnali a microonde

Info

Publication number
IT8648394A0
IT8648394A0 IT8648394A IT4839486A IT8648394A0 IT 8648394 A0 IT8648394 A0 IT 8648394A0 IT 8648394 A IT8648394 A IT 8648394A IT 4839486 A IT4839486 A IT 4839486A IT 8648394 A0 IT8648394 A0 IT 8648394A0
Authority
IT
Italy
Prior art keywords
noise
measuring
source
microwave signals
microwave
Prior art date
Application number
IT8648394A
Other languages
English (en)
Other versions
IT1198445B (it
Inventor
Mcpherson Hugh
Stocker Jeffrey
Original Assignee
Ferrant 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 Ferrant Plc filed Critical Ferrant Plc
Publication of IT8648394A0 publication Critical patent/IT8648394A0/it
Application granted granted Critical
Publication of IT1198445B publication Critical patent/IT1198445B/it

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)
IT48394/86A 1985-08-23 1986-08-20 Apparecchio misuratore del rumore di una sorgente di segnali a microonde IT1198445B (it)

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 (2)

Publication Number Publication Date
IT8648394A0 true IT8648394A0 (it) 1986-08-20
IT1198445B IT1198445B (it) 1988-12-21

Family

ID=10584249

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48394/86A IT1198445B (it) 1985-08-23 1986-08-20 Apparecchio misuratore del rumore di una sorgente di segnali a microonde

Country Status (6)

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

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.
US5337014A (en) * 1991-06-21 1994-08-09 Harris Corporation Phase noise measurements utilizing a frequency down conversion/multiplier, direct spectrum measurement technique
US5179344A (en) * 1991-06-21 1993-01-12 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
GB2425844B (en) 2003-12-24 2007-07-11 Cascade Microtech Inc Active wafer probe
WO2006031646A2 (en) 2004-09-13 2006-03-23 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
US7403028B2 (en) 2006-06-12 2008-07-22 Cascade Microtech, Inc. Test structure and probe for differential signals
US7764072B2 (en) 2006-06-12 2010-07-27 Cascade Microtech, Inc. Differential signal probing system
US7876114B2 (en) 2007-08-08 2011-01-25 Cascade Microtech, Inc. Differential waveguide probe
US8155913B2 (en) * 2007-11-13 2012-04-10 Oewaves, Inc. Photonic-based cross-correlation homodyne detection with low phase noise
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 (it) * 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
SE8603552D0 (sv) 1986-08-22
IT1198445B (it) 1988-12-21
FR2586481A1 (fr) 1987-02-27
FR2586481B1 (fr) 1991-02-08
US4714873A (en) 1987-12-22
DE3627608A1 (de) 1987-02-26
GB2179458B (en) 1988-11-09
GB2179458A (en) 1987-03-04
SE8603552L (sv) 1987-02-24
SE461936B (sv) 1990-04-09

Similar Documents

Publication Publication Date Title
IT8648394A0 (it) Apparecchio misuratore del rumore di una sorgente di segnali a microonde
DK158688D0 (da) Hoejfrekvens signal-forstaerker
IT1173010B (it) Convertitore di segnale elettropneumatico
IT1164238B (it) Procedimento per la polimerizzazione del butadiene
DE3650729T2 (de) Kompakte heilmittelanordnung niedriger frequenz
GB2196497B (en) Apparatus for measuring the frequency of microwave signals
GB8326315D0 (en) Detecting sound source
FR2491324B1 (fr) Tourniquet pneumatique
DK125588A (da) Mikroboelgesterilisator
AU8086382A (en) Signal emitting device with adjustable beat frequency
IT1170129B (it) Circuito per una sorgente di segnali di alta impedenza
FI851380L (fi) Foerfarande och anlaeggning foer analysering av massa.
ES554293A0 (es) Una sonda electroencefalografica subcaratinacea
FI86675C (fi) Foerfarande och anordning foer sammanfogning av profilstycken
DE3676866D1 (de) Distanzmessung mittels ultraschall.
FI863657A0 (fi) Foerfarande foer framstaellning av n-sulfamyl-3-(2-guanidino-tiazol-4-yl-metyltio)-propionamidin.
ES552587A0 (es) Ozonizador de alta frecuencia
IT215101Z2 (it) Rivelatore di prossimita
FI852632L (fi) Foerfarande foer oeverfoering av filtrerad massa med skivfilter och skivfilter.
GB2120492B (en) Apparatus for sensing the direction of a source of radiation of unknown frequency
IT1235703B (it) Apparecchio per la determinazione della direzione di provenienza di onde acustiche
MX9202911A (es) Compuestos pseudoagliconas de los antibioticos del complejo ll-e33288.
NO860401L (no) Akustisk kilde.
FR2619962B1 (fr) Coupleur hyperfrequence reglable
KR890008464U (ko) 극초단파 치료기