NO161021C - Differensial-mottaker. - Google Patents
Differensial-mottaker.Info
- Publication number
- NO161021C NO161021C NO834805A NO834805A NO161021C NO 161021 C NO161021 C NO 161021C NO 834805 A NO834805 A NO 834805A NO 834805 A NO834805 A NO 834805A NO 161021 C NO161021 C NO 161021C
- Authority
- NO
- Norway
- Prior art keywords
- differential receiver
- differential
- receiver
- Prior art date
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
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/24—Acquisition or tracking or demodulation of signals transmitted by the system
- G01S19/29—Acquisition or tracking or demodulation of signals transmitted by the system carrier including Doppler, related
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
- G01R25/04—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents involving adjustment of a phase shifter to produce a predetermined phase difference, e.g. zero difference
-
- 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
- G01S3/02—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 radio waves
- G01S3/14—Systems for determining direction or deviation from predetermined direction
- G01S3/46—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
- G01S3/48—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems the waves arriving at the antennas being continuous or intermittent and the phase difference of signals derived therefrom being measured
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Manipulation Of Pulses (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Radio Relay Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/455,432 US4532637A (en) | 1983-01-03 | 1983-01-03 | Differential receiver |
Publications (3)
Publication Number | Publication Date |
---|---|
NO834805L NO834805L (no) | 1984-07-04 |
NO161021B NO161021B (no) | 1989-03-13 |
NO161021C true NO161021C (no) | 1989-06-21 |
Family
ID=23808780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO834805A NO161021C (no) | 1983-01-03 | 1983-12-23 | Differensial-mottaker. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4532637A (no) |
EP (1) | EP0115151B1 (no) |
JP (1) | JPS59125130A (no) |
CA (1) | CA1206202A (no) |
DE (1) | DE3379516D1 (no) |
NO (1) | NO161021C (no) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4812991A (en) * | 1986-05-01 | 1989-03-14 | Magnavox Govt. And Industrial Electronics Company | Method for precision dynamic differential positioning |
US4847862A (en) * | 1988-04-07 | 1989-07-11 | Trimble Navigation, Ltd. | Global positioning system course acquisition code receiver |
NO173206C (no) * | 1988-06-06 | 1999-11-11 | Geco As | Fremgangsmåte til posisjonsbestemmelse av minst to seismiske kabler i et refleksjonsseismisk målesystem |
JPH083525B2 (ja) * | 1988-10-12 | 1996-01-17 | 日本無線株式会社 | Cps受信装置 |
GB2245445A (en) * | 1990-06-18 | 1992-01-02 | Philips Electronic Associated | Method of and apparatus for obtaining vehicle heading information |
JP4369074B2 (ja) * | 2001-05-11 | 2009-11-18 | ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー | 高速ad変換信号処理装置、デジタルレシーバフロントエンド回路およびmri装置 |
CN103514636B (zh) * | 2012-06-15 | 2017-06-06 | 深圳市金溢科技股份有限公司 | 定位天线、定位天线组件、路侧单元和dsrc应用系统 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2951152A (en) * | 1956-02-14 | 1960-08-30 | Itt | Radio diversity receiving system |
US3996590A (en) * | 1961-02-02 | 1976-12-07 | Hammack Calvin M | Method and apparatus for automatically detecting and tracking moving objects and similar applications |
DE1591336B2 (no) * | 1966-10-22 | 1970-12-23 | ||
US3449748A (en) * | 1968-01-08 | 1969-06-10 | Int Standard Electric Corp | Phase difference measuring system |
US4071821A (en) * | 1976-04-28 | 1978-01-31 | Honeywell Inc. | Quadrature correlation phase determining apparatus |
JPS592870B2 (ja) * | 1979-03-06 | 1984-01-20 | 日本無線株式会社 | Gpsジヤイロ |
US4344041A (en) * | 1981-02-27 | 1982-08-10 | Sperry Corporation | Biphase detector |
-
1983
- 1983-01-03 US US06/455,432 patent/US4532637A/en not_active Expired - Fee Related
- 1983-09-15 CA CA000436787A patent/CA1206202A/en not_active Expired
- 1983-12-14 JP JP58236007A patent/JPS59125130A/ja active Pending
- 1983-12-19 EP EP83307706A patent/EP0115151B1/en not_active Expired
- 1983-12-19 DE DE8383307706T patent/DE3379516D1/de not_active Expired
- 1983-12-23 NO NO834805A patent/NO161021C/no unknown
Also Published As
Publication number | Publication date |
---|---|
EP0115151A3 (en) | 1985-08-28 |
EP0115151B1 (en) | 1989-03-29 |
DE3379516D1 (en) | 1989-05-03 |
JPS59125130A (ja) | 1984-07-19 |
US4532637A (en) | 1985-07-30 |
EP0115151A2 (en) | 1984-08-08 |
NO834805L (no) | 1984-07-04 |
NO161021B (no) | 1989-03-13 |
CA1206202A (en) | 1986-06-17 |
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