NL6803579A - - Google Patents

Info

Publication number
NL6803579A
NL6803579A NL6803579A NL6803579A NL6803579A NL 6803579 A NL6803579 A NL 6803579A NL 6803579 A NL6803579 A NL 6803579A NL 6803579 A NL6803579 A NL 6803579A NL 6803579 A NL6803579 A NL 6803579A
Authority
NL
Netherlands
Application number
NL6803579A
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 filed Critical
Publication of NL6803579A publication Critical patent/NL6803579A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/004—Antennas or antenna systems providing at least two radiating patterns providing two or four symmetrical beams for Janus application
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J31/00—Apparatus for making beverages
    • A47J31/04—Coffee-making apparatus with rising pipes
    • A47J31/053—Coffee-making apparatus with rising pipes with repeated circulation of the extract through the filter
    • 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
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/585—Velocity or trajectory determination systems; Sense-of-movement determination systems processing the video signal in order to evaluate or display the velocity value
    • G01S13/586—Velocity or trajectory determination systems; Sense-of-movement determination systems processing the video signal in order to evaluate or display the velocity value using, or combined with, frequency tracking means
    • 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
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/60—Velocity or trajectory determination systems; Sense-of-movement determination systems wherein the transmitter and receiver are mounted on the moving object, e.g. for determining ground speed, drift angle, ground track
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/40—Means for monitoring or calibrating
    • G01S7/4004—Means for monitoring or calibrating of parts of a radar system
    • G01S7/4026—Antenna boresight

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Food Science & Technology (AREA)
  • Multimedia (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
NL6803579A 1959-10-07 1968-03-13 NL6803579A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US845034A US3185981A (en) 1959-10-07 1959-10-07 Doppler navigation system

Publications (1)

Publication Number Publication Date
NL6803579A true NL6803579A (zh) 1968-06-25

Family

ID=25294248

Family Applications (4)

Application Number Title Priority Date Filing Date
NL256566D NL256566A (zh) 1959-10-07
NL135900D NL135900C (zh) 1959-10-07
NL6803579A NL6803579A (zh) 1959-10-07 1968-03-13
NL6803578A NL6803578A (zh) 1959-10-07 1968-03-13

Family Applications Before (2)

Application Number Title Priority Date Filing Date
NL256566D NL256566A (zh) 1959-10-07
NL135900D NL135900C (zh) 1959-10-07

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL6803578A NL6803578A (zh) 1959-10-07 1968-03-13

Country Status (7)

Country Link
US (1) US3185981A (zh)
BE (1) BE595658A (zh)
CH (1) CH402087A (zh)
DE (1) DE1257900B (zh)
ES (1) ES261370A1 (zh)
GB (1) GB949681A (zh)
NL (4) NL6803579A (zh)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4167735A (en) * 1978-08-18 1979-09-11 The United States Of America As Represented By The Secretary Of The Navy Aircraft orientation determining means
EP0316471B1 (de) * 1987-11-17 1993-07-28 LITEF GmbH Verfahren zur Erhöhung der Fehlererkennung bei der Geschwindigkeitsmessung von Fluggeräten mittels Doppler-Radar
US7116728B2 (en) * 2001-05-25 2006-10-03 Matsushita Electric Industrial Co., Ltd. Quadrature alignment in communications receivers using dual delay lines
FR2886022B1 (fr) * 2005-05-18 2007-06-22 Agence Spatiale Europeenne Procede pour l'etablissement d'images cartographiques de vecteurs de vitesses de courants marins de surface et systeme de radar altimetrique mettant en oeuvre le procede
JP2006337025A (ja) * 2005-05-31 2006-12-14 Hitachi Ltd 絶対速度計測装置
US7650232B1 (en) * 2005-09-22 2010-01-19 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration (Nasa) Trajectory specification for high capacity air traffic control
FR2984577B1 (fr) * 2011-12-16 2014-12-05 Thales Sa Systeme d'assistance au pilotage d'un aeronef, notamment d'aide a l'atterrissage, a l'appontage et a la navigation
EP3567677A4 (en) * 2017-02-10 2020-02-05 Huawei Technologies Co., Ltd. ANTENNA NETWORK AND COMMUNICATION DEVICE
US10084625B2 (en) * 2017-02-18 2018-09-25 Orest Fedan Miniature wireless communication system
KR20200107380A (ko) * 2019-03-07 2020-09-16 주식회사 만도 레이더 장치, 레이더 장치의 제어 방법 및 레이더 장치를 이용한 감지 시스템
RU209855U1 (ru) * 2021-09-16 2022-03-23 Михаил Алексеевич Бойко Доплеровский измеритель скорости и угла сноса с линейно-частотной модуляцией
GB2621145A (en) * 2022-08-02 2024-02-07 Int Electric Company A phase multiplication circuit

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1948209A (en) * 1931-10-05 1934-02-20 Fichandler Carl Magnetoresistive system and apparatus
NL60724C (zh) * 1939-06-24
GB589136A (en) * 1943-06-05 1947-06-12 Western Electric Co Improvements in or relating to directive radio systems
US2744683A (en) * 1949-12-16 1956-05-08 Gen Precision Lab Inc Navigational resolver-integrator
GB742511A (en) * 1953-08-13 1955-12-30 Kelvin & Hughes Ltd Improvements in and relating to the measurement of the speed or distance of travel of vehicles by radio means
DE1069222B (zh) * 1956-04-14 1959-11-19
US2866190A (en) * 1956-06-01 1958-12-23 Gen Precision Lab Inc Microwave frequency control
US3102263A (en) * 1956-09-10 1963-08-27 Lab For Electronics Inc Doppler radar system
US2923000A (en) * 1956-12-31 1960-01-26 Gen Precision Lab Inc Microwave system for velocity measurements
US2949603A (en) * 1957-02-18 1960-08-16 Gen Dynamies Corp Relative distance and movement indicator
US3011110A (en) * 1957-05-27 1961-11-28 Command pulse sign
US2911641A (en) * 1957-12-13 1959-11-03 Hans W Kohler Electronic direction sensitive doppler device
US3023407A (en) * 1959-05-18 1962-02-27 Gen Precision Inc Doppler system land-water detector
US2981944A (en) * 1960-12-06 1961-04-25 Gen Precision Inc Microwave navigation system

Also Published As

Publication number Publication date
CH402087A (fr) 1965-11-15
NL256566A (zh)
GB949681A (en) 1964-02-19
ES261370A1 (es) 1960-12-16
US3185981A (en) 1965-05-25
BE595658A (fr) 1961-02-01
NL135900C (zh)
DE1257900B (de) 1968-01-04
NL6803578A (zh) 1968-06-25

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