NL7803516A - Radionavigatiestelsel. - Google Patents
Radionavigatiestelsel.Info
- Publication number
- NL7803516A NL7803516A NL7803516A NL7803516A NL7803516A NL 7803516 A NL7803516 A NL 7803516A NL 7803516 A NL7803516 A NL 7803516A NL 7803516 A NL7803516 A NL 7803516A NL 7803516 A NL7803516 A NL 7803516A
- Authority
- NL
- Netherlands
- Prior art keywords
- radionavigation system
- radionavigation
- 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
- 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
- G01S3/04—Details
- G01S3/10—Means for reducing or compensating for quadrantal, site, or like errors
-
- 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
- G01S1/08—Systems for determining direction or position line
- G01S1/44—Rotating or oscillating beam beacons defining directions in the plane of rotation or oscillation
- G01S1/46—Broad-beam systems producing at a receiver a substantially continuous sinusoidal envelope signal of the carrier wave of the beam, the phase angle of which is dependent upon the angle between the direction of the receiver from the beacon and a reference direction from the beacon, e.g. cardioid system
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2715383A DE2715383C3 (de) | 1977-04-06 | 1977-04-06 | Funknavigationsanlage |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7803516A true NL7803516A (nl) | 1978-10-10 |
Family
ID=6005776
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7803516A NL7803516A (nl) | 1977-04-06 | 1978-04-03 | Radionavigatiestelsel. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4197542A (nl) |
AU (1) | AU518014B2 (nl) |
CA (1) | CA1119704A (nl) |
DE (1) | DE2715383C3 (nl) |
ES (1) | ES468592A1 (nl) |
FR (1) | FR2386824B1 (nl) |
GB (1) | GB1572790A (nl) |
NL (1) | NL7803516A (nl) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1159933A (en) * | 1979-09-12 | 1984-01-03 | Bayly Engineering Limited | Phase directional antenna array and phased ring combiner for radio direction finding |
US4292639A (en) * | 1979-12-17 | 1981-09-29 | Servo Corporation Of America | Quasi-doppler direction finding equipment |
DE3311569A1 (de) * | 1983-03-30 | 1984-10-04 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Tacan-drehfunkfeuer |
US4607259A (en) * | 1984-10-25 | 1986-08-19 | At&T Bell Laboratories | Adaptive antenna for reducing multipath fades |
US5045859A (en) * | 1988-09-15 | 1991-09-03 | Aviation Systems Concepts, Inc. | Phase reference navigation system and method |
US4905012A (en) * | 1989-06-08 | 1990-02-27 | Isc Cardion Electronics, Inc. | Power efficient feed network for TACAN antenna arrays |
JPH06326510A (ja) * | 1992-11-18 | 1994-11-25 | Toshiba Corp | ビーム走査アンテナ及びアレーアンテナ |
IL169854A (en) * | 2005-07-25 | 2013-11-28 | Elta Systems Ltd | System and method for finding receiver-transmitter location |
IL169855A (en) | 2005-07-25 | 2014-05-28 | Elta Systems Ltd | A system and method for locating a receiver location |
JP4738384B2 (ja) * | 2006-06-13 | 2011-08-03 | 株式会社東芝 | 位相補正装置、dvor装置および位相補正方法 |
US8031118B2 (en) * | 2006-06-13 | 2011-10-04 | Kabushiki Kaisha Toshiba | Phase correction apparatus, DVOR apparatus, and phase correction method |
KR100818021B1 (ko) | 2006-11-03 | 2008-03-31 | 한국공항공사 | 도플러전방향표지시설 시뮬레이션 방법 |
AU2014248769A1 (en) * | 2013-03-12 | 2015-08-27 | Lockheed Martin Corporation | System and process of determining vehicle attitude |
JP7116996B2 (ja) * | 2017-08-25 | 2022-08-12 | 国立大学法人富山大学 | 方向推定装置および方向推定方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3500412A (en) * | 1968-04-09 | 1970-03-10 | Csf | Pointing precision of an electronic scanning antenna beam |
US3474447A (en) * | 1968-05-02 | 1969-10-21 | Raytheon Co | Electronically scanned tacan antenna |
US3787859A (en) * | 1971-09-29 | 1974-01-22 | Itt | Scanning cylindrical antenna for a phase comparison guidance system |
US3731315A (en) * | 1972-04-24 | 1973-05-01 | Us Navy | Circular array with butler submatrices |
US3797019A (en) * | 1972-10-18 | 1974-03-12 | Emerson Electric Co | Low loss modulation system for use with antenna array |
US3858218A (en) * | 1973-04-03 | 1974-12-31 | Hazeltine Corp | Antenna system for radiating doppler coded pattern, using sequential modal excitation |
US3964066A (en) * | 1975-01-02 | 1976-06-15 | International Telephone And Telegraph Corporation | Electronic scanned cylindrical-array antenna using network approach for reduced system complexity |
US4052723A (en) * | 1976-04-26 | 1977-10-04 | Westinghouse Electric Corporation | Randomly agglomerated subarrays for phased array radars |
-
1977
- 1977-04-06 DE DE2715383A patent/DE2715383C3/de not_active Expired
-
1978
- 1978-03-30 GB GB12450/78A patent/GB1572790A/en not_active Expired
- 1978-03-31 US US05/892,381 patent/US4197542A/en not_active Expired - Lifetime
- 1978-04-03 NL NL7803516A patent/NL7803516A/nl not_active Application Discontinuation
- 1978-04-04 AU AU34745/78A patent/AU518014B2/en not_active Expired
- 1978-04-05 CA CA000300483A patent/CA1119704A/en not_active Expired
- 1978-04-06 ES ES468592A patent/ES468592A1/es not_active Expired
- 1978-04-06 FR FR7810247A patent/FR2386824B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2715383C3 (de) | 1981-02-19 |
GB1572790A (en) | 1980-08-06 |
US4197542A (en) | 1980-04-08 |
ES468592A1 (es) | 1978-11-16 |
AU518014B2 (en) | 1981-09-10 |
FR2386824A1 (fr) | 1978-11-03 |
FR2386824B1 (fr) | 1985-06-28 |
DE2715383B2 (de) | 1980-06-12 |
CA1119704A (en) | 1982-03-09 |
AU3474578A (en) | 1979-10-11 |
DE2715383A1 (de) | 1978-10-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A85 | Still pending on 85-01-01 | ||
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
CNR | Transfer of rights (patent application after its laying open for public inspection) |
Free format text: ALCATEL N.V. |
|
BI | The patent application has been withdrawn |