NO149980C - Terskelvelgekrets - Google Patents

Terskelvelgekrets

Info

Publication number
NO149980C
NO149980C NO790282A NO790282A NO149980C NO 149980 C NO149980 C NO 149980C NO 790282 A NO790282 A NO 790282A NO 790282 A NO790282 A NO 790282A NO 149980 C NO149980 C NO 149980C
Authority
NO
Norway
Prior art keywords
selection circuit
threshold selection
threshold
circuit
selection
Prior art date
Application number
NO790282A
Other languages
English (en)
Other versions
NO790282L (no
NO149980B (no
Inventor
Lindert Los
Original Assignee
Hollandse Signaalapparaten Bv
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 Hollandse Signaalapparaten Bv filed Critical Hollandse Signaalapparaten Bv
Publication of NO790282L publication Critical patent/NO790282L/no
Publication of NO149980B publication Critical patent/NO149980B/no
Publication of NO149980C publication Critical patent/NO149980C/no

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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/78—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using electromagnetic waves other than radio waves
    • G01S3/782—Systems for determining direction or deviation from predetermined direction
    • G01S3/785—Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system
    • G01S3/786—Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system the desired condition being maintained automatically
    • G01S3/7864—T.V. type tracking systems

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Picture Signal Circuits (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Studio Circuits (AREA)
  • Image Analysis (AREA)
  • Electronic Switches (AREA)
NO790282A 1978-02-16 1979-01-29 Terskelvelgekrets NO149980C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7801727A NL7801727A (nl) 1978-02-16 1978-02-16 Drempelspanningsselectieschakeling.

Publications (3)

Publication Number Publication Date
NO790282L NO790282L (no) 1979-08-17
NO149980B NO149980B (no) 1984-04-16
NO149980C true NO149980C (no) 1984-07-25

Family

ID=19830339

Family Applications (1)

Application Number Title Priority Date Filing Date
NO790282A NO149980C (no) 1978-02-16 1979-01-29 Terskelvelgekrets

Country Status (8)

Country Link
US (1) US4268863A (no)
EP (1) EP0003852B1 (no)
JP (1) JPS54117629A (no)
AU (1) AU523804B2 (no)
CA (1) CA1126396A (no)
DE (1) DE2961378D1 (no)
NL (1) NL7801727A (no)
NO (1) NO149980C (no)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2538654B1 (fr) * 1979-09-21 1988-12-09 Emi Ltd Procede et appareil pour la commande des niveaux de gris representes par un signal video
US4388646A (en) * 1981-06-04 1983-06-14 Rca Corporation Low-distortion detection of pulses superimposed on an unknown and variable background signal
US4394656A (en) * 1981-09-24 1983-07-19 Goettsche Mark T Sound display apparatus having separation control
JPS58164387A (ja) * 1982-03-24 1983-09-29 Casio Comput Co Ltd 映像信号ａ−ｄ変換装置
JPS60105972A (ja) * 1983-11-15 1985-06-11 Iwatsu Electric Co Ltd アナログ信号測定装置
JPS6337858U (no) * 1986-08-28 1988-03-11
GB8905926D0 (en) * 1989-03-15 1990-04-25 British Aerospace Target aim point location
CA2148231C (en) * 1993-01-29 1999-01-12 Michael Haysom Bianchi Automatic tracking camera control system
GB2323493A (en) * 1997-02-25 1998-09-23 British Broadcasting Corp Quantisation for compression systems
US20050007452A1 (en) * 2001-09-07 2005-01-13 Mckay Therman Ward Video analyzer
MXPA04002211A (es) * 2001-09-07 2005-02-17 Intergraph Hardware Tech Co Metodo, dispositivo y producto de programa de computadora para desmultiplexar imagenes de video.
AU2004292297B2 (en) * 2003-11-18 2009-11-19 Intergraph Software Technologies Company Digital video surveillance
SE530673C2 (sv) 2006-08-24 2008-08-05 Westinghouse Electric Sweden Vattenreaktorbränslekapslingsrör
GB2476800A (en) 2010-01-07 2011-07-13 Linear Algebra Technologies Ltd Sparse matrix vector multiplier using a bit map of non-zero elements to control scheduling of arithmetic operations
CN113160508B (zh) * 2021-02-28 2022-06-21 宁波工程学院 一种基于人工智能的房车夜间安防系统及方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3041469A (en) * 1960-03-07 1962-06-26 Arthur H Ross Translating circuit producing output only when input is between predetermined levels utilizing different breakdown diodes
US3495081A (en) * 1967-09-22 1970-02-10 Dean L Mensa Real-time median computing system
GB1277013A (en) * 1968-05-01 1972-06-07 Image Analysing Computers Ltd Improvements in or relating to detection devices for scanning systems
US3988534A (en) * 1969-07-28 1976-10-26 Northrop Corporation Electro-optical tracking computer utilizing television camera
FR2077475B1 (no) * 1969-12-31 1976-07-23 Radiotechnique Compelec
US3710011A (en) * 1970-12-04 1973-01-09 Computer Image Corp System for automatically producing a color display of a scene from a black and white representation of the scene
GB1391452A (en) * 1971-04-21 1975-04-23 Image Analysing Computers Ltd Method and circuit arrangement for amplitude correction of a video signal obtained by line scanning
US3903357A (en) * 1971-12-06 1975-09-02 Westinghouse Electric Corp Adaptive gate video gray level measurement and tracker
US3790706A (en) * 1972-05-25 1974-02-05 Boeing Co Automatic video contrast control circuit
US4044352A (en) * 1974-12-23 1977-08-23 Hughes Aircraft Company Signal processor
DE2547798B2 (de) * 1975-10-25 1978-09-07 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Einrichtung zur Erkennung und Verfolgung eines Zieles

Also Published As

Publication number Publication date
CA1126396A (en) 1982-06-22
EP0003852A1 (en) 1979-09-05
NO790282L (no) 1979-08-17
NO149980B (no) 1984-04-16
JPS54117629A (en) 1979-09-12
AU523804B2 (en) 1982-08-19
EP0003852B1 (en) 1981-11-25
AU4360479A (en) 1979-08-23
US4268863A (en) 1981-05-19
NL7801727A (nl) 1979-08-20
JPS6125275B2 (no) 1986-06-14
DE2961378D1 (en) 1982-01-28

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