NL256566A - - Google Patents
Info
- Publication number
- NL256566A NL256566A NL256566DA NL256566A NL 256566 A NL256566 A NL 256566A NL 256566D A NL256566D A NL 256566DA NL 256566 A NL256566 A NL 256566A
- Authority
- NL
- Netherlands
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)
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 |
---|---|
NL256566A true NL256566A (ko) |
Family
ID=25294248
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL135900D NL135900C (ko) | 1959-10-07 | ||
NL256566D NL256566A (ko) | 1959-10-07 | ||
NL6803579A NL6803579A (ko) | 1959-10-07 | 1968-03-13 | |
NL6803578A NL6803578A (ko) | 1959-10-07 | 1968-03-13 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL135900D NL135900C (ko) | 1959-10-07 |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6803579A NL6803579A (ko) | 1959-10-07 | 1968-03-13 | |
NL6803578A NL6803578A (ko) | 1959-10-07 | 1968-03-13 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3185981A (ko) |
BE (1) | BE595658A (ko) |
CH (1) | CH402087A (ko) |
DE (1) | DE1257900B (ko) |
ES (1) | ES261370A1 (ko) |
GB (1) | GB949681A (ko) |
NL (4) | NL6803579A (ko) |
Families Citing this family (12)
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 |
DE3786803D1 (de) * | 1987-11-17 | 1993-09-02 | Litef Gmbh | Verfahren zur erhoehung der fehlererkennung bei der geschwindigkeitsmessung von fluggeraeten 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 |
CN109716589B (zh) * | 2017-02-10 | 2020-12-15 | 华为技术有限公司 | 一种天线阵列及通信设备 |
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1948209A (en) * | 1931-10-05 | 1934-02-20 | Fichandler Carl | Magnetoresistive system and apparatus |
NL60724C (ko) * | 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 (ko) * | 1956-04-14 | 1959-11-19 | ||
US2866190A (en) * | 1956-06-01 | 1958-12-23 | Gen Precision Lab Inc | Microwave frequency control |
US2982956A (en) * | 1956-09-10 | 1961-05-02 | Lab For Electronics Inc | 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 |
-
0
- NL NL135900D patent/NL135900C/xx active
- NL NL256566D patent/NL256566A/xx unknown
-
1959
- 1959-10-07 US US845034A patent/US3185981A/en not_active Expired - Lifetime
-
1960
- 1960-09-29 ES ES0261370A patent/ES261370A1/es not_active Expired
- 1960-10-03 CH CH1109060A patent/CH402087A/fr unknown
- 1960-10-03 BE BE595658A patent/BE595658A/fr unknown
- 1960-10-05 GB GB34177/60A patent/GB949681A/en not_active Expired
- 1960-10-07 DE DEB59687A patent/DE1257900B/de active Pending
-
1968
- 1968-03-13 NL NL6803579A patent/NL6803579A/xx unknown
- 1968-03-13 NL NL6803578A patent/NL6803578A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
NL135900C (ko) | |
ES261370A1 (es) | 1960-12-16 |
NL6803579A (ko) | 1968-06-25 |
US3185981A (en) | 1965-05-25 |
DE1257900B (de) | 1968-01-04 |
BE595658A (fr) | 1961-02-01 |
NL6803578A (ko) | 1968-06-25 |
GB949681A (en) | 1964-02-19 |
CH402087A (fr) | 1965-11-15 |