JPS6258182B2 - - Google Patents

Info

Publication number
JPS6258182B2
JPS6258182B2 JP57011908A JP1190882A JPS6258182B2 JP S6258182 B2 JPS6258182 B2 JP S6258182B2 JP 57011908 A JP57011908 A JP 57011908A JP 1190882 A JP1190882 A JP 1190882A JP S6258182 B2 JPS6258182 B2 JP S6258182B2
Authority
JP
Japan
Prior art keywords
signal
radio frequency
amplifier
computer
monitoring
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
Application number
JP57011908A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57184344A (en
Inventor
Burooha Samueru
Buresuraa Kurausu
Idoraa Horusuto
Kuraibaa Heruberuto
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.)
Alcatel Lucent NV
Original Assignee
Alcatel NV
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 Alcatel NV filed Critical Alcatel NV
Publication of JPS57184344A publication Critical patent/JPS57184344A/ja
Publication of JPS6258182B2 publication Critical patent/JPS6258182B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • G01S1/08—Systems for determining direction or position line
    • G01S1/14—Systems for determining direction or position line using amplitude comparison of signals transmitted simultaneously from antennas or antenna systems having differently oriented overlapping directivity-characteristics
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • G01S1/022—Means for monitoring or calibrating
    • G01S1/024—Means for monitoring or calibrating of beacon transmitters

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Amplifiers (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP57011908A 1981-01-30 1982-01-29 Device for monitoring radio frequency signal level Granted JPS57184344A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3103118A DE3103118C2 (de) 1981-01-30 1981-01-30 Einrichtung zur Überwachung des Pegels eines Hochfrequenzsignals

Publications (2)

Publication Number Publication Date
JPS57184344A JPS57184344A (en) 1982-11-13
JPS6258182B2 true JPS6258182B2 (US07714131-20100511-C00024.png) 1987-12-04

Family

ID=6123662

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57011908A Granted JPS57184344A (en) 1981-01-30 1982-01-29 Device for monitoring radio frequency signal level

Country Status (5)

Country Link
US (1) US4506332A (US07714131-20100511-C00024.png)
EP (1) EP0057417B1 (US07714131-20100511-C00024.png)
JP (1) JPS57184344A (US07714131-20100511-C00024.png)
CA (1) CA1187587A (US07714131-20100511-C00024.png)
DE (2) DE3103118C2 (US07714131-20100511-C00024.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03103182U (US07714131-20100511-C00024.png) * 1990-02-08 1991-10-25

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3343645A1 (de) * 1983-12-02 1985-06-13 Standard Elektrik Lorenz Ag, 7000 Stuttgart Bodenstation eines navigationssystems
GB2156591B (en) * 1984-03-23 1987-05-28 Standard Telephones Cables Ltd Monitor for an electronic tacan beacon
US4603325A (en) * 1984-06-05 1986-07-29 Pittway Corporation Evaluation apparatus
DE3511590A1 (de) * 1985-03-27 1986-10-02 CREATEC Gesellschaft für Elektrotechnik mbH, 1000 Berlin Eingangsschaltung fuer ein signalverarbeitungsgeraet
US4807146A (en) * 1986-02-19 1989-02-21 Louisiana State University Digital lock-in amplifier
FR2596547B1 (fr) * 1986-03-28 1992-07-03 Socrat Sa Nouvelle Societe Dispositif pour elaborer des informations de radionavigation avec indication de leur validite
US4861006A (en) * 1986-09-16 1989-08-29 Bridgestone Corporation Anti-vibration apparatus
DE3710350A1 (de) * 1987-03-28 1988-10-06 Diessel Gmbh & Co Vorrichtung zur verstaerkung von getakteten elektrischen messsignalen
US4754261A (en) * 1987-03-30 1988-06-28 Pittway Corporation Security system
US4972511A (en) * 1988-12-05 1990-11-20 The United States Of America As Represented By The Secretary Of The Navy Receiver test apparatus with test message injector
DE19722913A1 (de) * 1997-05-31 1998-12-03 Alsthom Cge Alcatel Gleitweg-Sendeeinrichtung für das Instrumentenlandesystem ILS
US6384591B1 (en) 1997-09-11 2002-05-07 Comsonics, Inc. Hands-free signal level meter
DE19756364A1 (de) 1997-12-18 1999-06-24 Cit Alcatel Überwachung der Phasenlage von Course- und Clearance-Signalen bei einem Instrumentenlandesystem
DE19904842A1 (de) 1999-02-08 2000-08-10 Airsys Navigation Systems Gmbh Überwachungssystem für terristrische Navigations- und Flughafenlandesysteme
JP2008183929A (ja) * 2007-01-26 2008-08-14 Toshiba Corp Ｖｏｒモニタ受信装置及びｖｏｒモニタ受信方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2161657C2 (de) * 1971-12-11 1982-10-14 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Regeleinrichtung
US3818476A (en) * 1972-06-27 1974-06-18 Tull Aviation Corp Navigation aid transmitter-monitor system
DD117929A1 (US07714131-20100511-C00024.png) * 1975-03-05 1976-02-05
DE2553631B1 (de) * 1975-11-28 1977-01-20 Siemens Ag Schaltungsanordnung zum nachstellen des verstaerkungsgrades eines die amplitude eines signals auswertenden messempfaengers
DE2613807A1 (de) * 1976-03-31 1977-10-06 Siemens Ag Schaltungsanordnung zum eichen eines digitalen pegelmessers
US4186351A (en) * 1978-11-01 1980-01-29 Gte Sylvania Incorporated Signal strength indicator circuit for a radio receiver employing AGC
US4263653A (en) * 1979-06-04 1981-04-21 Bird Electronic Corporation Digital RF wattmeter
US4347515A (en) * 1980-10-14 1982-08-31 The United States Of America As Represented By The Secretary Of The Navy Radar radiometer and its use

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03103182U (US07714131-20100511-C00024.png) * 1990-02-08 1991-10-25

Also Published As

Publication number Publication date
EP0057417A2 (de) 1982-08-11
US4506332A (en) 1985-03-19
EP0057417A3 (en) 1982-12-08
DE3103118A1 (de) 1982-08-12
DE3276137D1 (en) 1987-05-27
JPS57184344A (en) 1982-11-13
EP0057417B1 (de) 1987-04-22
CA1187587A (en) 1985-05-21
DE3103118C2 (de) 1984-04-05

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