NL70112C - - Google Patents

Info

Publication number
NL70112C
NL70112C NL70112DA NL70112C NL 70112 C NL70112 C NL 70112C NL 70112D A NL70112D A NL 70112DA NL 70112 C NL70112 C NL 70112C
Authority
NL
Netherlands
Application number
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.)
Publication of NL70112C publication Critical patent/NL70112C/xx

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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/36—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated with phase comparison between the received signal and the contemporaneously transmitted signal
    • 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
    • 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
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
NL70112D 1939-10-25 NL70112C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US301283A US2268643A (en) 1939-10-25 1939-10-25 Frequency modulation distance finder

Publications (1)

Publication Number Publication Date
NL70112C true NL70112C (fr)

Family

ID=23162710

Family Applications (1)

Application Number Title Priority Date Filing Date
NL70112D NL70112C (fr) 1939-10-25

Country Status (4)

Country Link
US (1) US2268643A (fr)
CH (1) CH232395A (fr)
GB (1) GB544452A (fr)
NL (1) NL70112C (fr)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434255A (en) * 1948-01-13 Temperature compensated wave
GB574965A (en) * 1940-09-09 1946-01-29 Dennis Illingworth Lawson Improvements in or relating to apparatus for determining the distance of an object by means of a reflected radio wave
USRE23440E (en) * 1941-01-17 1951-12-18 Interference reducing radio
US2517549A (en) * 1941-03-14 1950-08-08 Int Standard Electric Corp Pulse radar system for detecting moving objects
US2435615A (en) * 1941-09-30 1948-02-10 Board Object detecting and locating system
BE475376A (fr) * 1941-10-15
US2617982A (en) * 1942-04-30 1952-11-11 Sperry Corp Radio gun control system
US2420199A (en) * 1942-06-04 1947-05-06 Rca Corp Frequency modulated altimeter or distance indicator
US2776427A (en) * 1942-06-17 1957-01-01 Rca Corp Indicator and/or control system for pulse-echo apparatus
US2431305A (en) * 1942-07-17 1947-11-25 Standard Telephones Cables Ltd Radio locating arrangements
US2463233A (en) * 1943-01-22 1949-03-01 Gen Electric Pulse echo apparatus for spotting shellfire
US2424263A (en) * 1943-02-23 1947-07-22 Sperry Gyroscope Co Inc Radio system for distance and velocity measurement
US2453169A (en) * 1943-04-10 1948-11-09 Sperry Corp Radio ground clearance indicator
US2420868A (en) * 1943-04-22 1947-05-20 Rca Corp Diversity combining circuit
US2705319A (en) * 1943-05-07 1955-03-29 Dauber Harry Detection of changes in terrain reflection coefficient
USRE23271E (en) * 1943-08-21 1950-09-26 Ultra high frequency circuit
US2452566A (en) * 1943-08-21 1948-11-02 Sperry Corp Ultra high frequency circuit and method
US2530418A (en) * 1943-12-15 1950-11-21 Luis W Alvarez Radio-echo detection and location apparatus for approaching hostile craft
US2469875A (en) * 1944-01-26 1949-05-10 Gen Electric Automatic frequency control for pulse transmission systems
US2724817A (en) * 1944-02-01 1955-11-22 Charles A Hisserich Echo ranging system
US2454396A (en) * 1944-03-07 1948-11-23 Hazeltine Research Inc Wave-signal receiver-transmitter system
US2418538A (en) * 1944-06-30 1947-04-08 Leeds & Northrup Co Measurement of distance by frequency-modulated carrier wave
US3209314A (en) * 1944-08-09 1965-09-28 William A Myers Sound beacon
US2540536A (en) * 1944-09-09 1951-02-06 Rca Corp Obstacle detection system
US2540076A (en) * 1944-09-28 1951-02-06 Oscar H Dicke Radio cycle summation measuring apparatus
US2598702A (en) * 1945-01-19 1952-06-03 Jr Martin V Kiebert Sweep compression for use of fm range equipment
US2508571A (en) * 1945-02-08 1950-05-23 Us Sec War Radio echo detection apparatus
US2688131A (en) * 1945-05-31 1954-08-31 Jr Martin V Kiebert Pilot warning indicator system
US2557153A (en) * 1945-06-19 1951-06-19 Winston H Starks Radio object locating system
US2455693A (en) * 1945-07-26 1948-12-07 Rca Corp Distance determining system
US2518864A (en) * 1946-03-09 1950-08-15 Rca Corp Frequency modulation radar system of superheterodyne type with successive intermediate-frequency signal conversions
US2840810A (en) * 1946-05-08 1958-06-24 Jr Edwin M Bailey Bore sighting error detector
GB621575A (en) * 1946-06-21 1949-04-12 Standard Telephones Cables Ltd Combined radio direction and distance finding system
US2659882A (en) * 1947-12-03 1953-11-17 William M Barret Method of prospecting with timed electric energy
US2968987A (en) * 1949-06-01 1961-01-24 Joseph J Knopow Method and apparatus for measuring depths of water and detecting submerged bodies byemploying pulsed light
US3368189A (en) * 1951-06-12 1968-02-06 Chief Of Naval Research Usa Obstacle locator system
US2736891A (en) * 1952-02-08 1956-02-28 Philco Corp Method of and means for measuring distance
US2986730A (en) * 1952-08-05 1961-05-30 John T Mclamore Pulse-echo distance indicator
DE1018229B (de) * 1956-03-24 1957-10-24 Licentia Gmbh Verfahren zur Ermittlung der Laenge oder der auf die Zeiteinheit bezogenen Laengenaenderung ausgefahrener Seile
US3631849A (en) * 1969-12-05 1972-01-04 Medical Dev Corp Phase-lock doppler system for monitoring blood vessel movement
US4175441A (en) * 1978-05-08 1979-11-27 Tencor Instruments Gauge for measuring distance to planar surfaces and thicknesses of planar members
US4285053A (en) * 1979-05-21 1981-08-18 Tencor Instruments Acoustic method and apparatus for measuring micron and submicron distances
US4682159A (en) * 1984-06-20 1987-07-21 Personics Corporation Apparatus and method for controlling a cursor on a computer display
GB2188420B (en) * 1986-03-25 1990-03-07 Atomic Energy Authority Uk Ultrasonic range finding
US5869747A (en) * 1996-05-22 1999-02-09 William H. Hulsman Food container internal pressure analysis
CN107682227B (zh) * 2017-10-19 2021-05-28 广东电网有限责任公司汕尾供电局 一种电表检测配置方法
DE102019006327A1 (de) * 2019-09-09 2021-03-11 Drägerwerk AG & Co. KGaA Dosiervorrichtung und Verfahren zum Einstellen einer Dosierung eines Fluids

Also Published As

Publication number Publication date
US2268643A (en) 1942-01-06
CH232395A (de) 1944-05-31
GB544452A (en) 1942-04-14

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