SE7711114L - Navigeringsforfarande jemte antennanleggning herfor - Google Patents
Navigeringsforfarande jemte antennanleggning herforInfo
- Publication number
- SE7711114L SE7711114L SE7711114A SE7711114A SE7711114L SE 7711114 L SE7711114 L SE 7711114L SE 7711114 A SE7711114 A SE 7711114A SE 7711114 A SE7711114 A SE 7711114A SE 7711114 L SE7711114 L SE 7711114L
- Authority
- SE
- Sweden
- Prior art keywords
- antenna system
- navigation procedure
- navigation
- procedure
- antenna
- 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
- 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
- G01S1/38—Systems for determining direction or position line using comparison of [1] the phase of the envelope of the change of frequency, due to Doppler effect, of the signal transmitted by an antenna moving, or appearing to move, in a cyclic path with [2] the phase of a reference signal, the frequency of this reference signal being synchronised with that of the cyclic movement, or apparent cyclic movement, of the antenna
- G01S1/40—Systems for determining direction or position line using comparison of [1] the phase of the envelope of the change of frequency, due to Doppler effect, of the signal transmitted by an antenna moving, or appearing to move, in a cyclic path with [2] the phase of a reference signal, the frequency of this reference signal being synchronised with that of the cyclic movement, or apparent cyclic movement, of the antenna the apparent movement of the antenna being produced by cyclic sequential energisation of fixed antennas
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/729,064 US4104636A (en) | 1976-10-04 | 1976-10-04 | Doppler reference antenna with phased centerline emphasis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE7711114L true SE7711114L (sv) | 1978-04-05 |
Family
ID=24929434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7711114A SE7711114L (sv) | 1976-10-04 | 1977-10-04 | Navigeringsforfarande jemte antennanleggning herfor |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4104636A (sv) |
| JP (1) | JPS5345996A (sv) |
| BR (1) | BR7706590A (sv) |
| DD (1) | DD136678A5 (sv) |
| DE (1) | DE2744650A1 (sv) |
| FR (1) | FR2366710A1 (sv) |
| NL (1) | NL7710895A (sv) |
| SE (1) | SE7711114L (sv) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2564873B2 (ja) * | 1988-02-04 | 1996-12-18 | 日本電信電話株式会社 | 成形ビームアンテナにおける放射素子の励振振幅および位相設定方法 |
| US5960350A (en) * | 1996-12-05 | 1999-09-28 | Motorola, Inc. | Method and system for optimizing a traffic channel in a wireless communications system |
| US10879975B2 (en) | 2015-07-08 | 2020-12-29 | Qualcomm Incorporated | Beamforming based on adjacent beams systems and methods |
| EP3329296B1 (en) | 2015-07-29 | 2021-09-15 | QUALCOMM Incorporated | Angular velocity sensing using arrays of antennas |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3308468A (en) * | 1961-05-22 | 1967-03-07 | Hazeltine Research Inc | Monopulse antenna system providing independent control in a plurality of modes of operation |
| US3208067A (en) * | 1962-11-01 | 1965-09-21 | Alford Andrew | Selective transmission of wave energy |
| US3864680A (en) * | 1973-04-03 | 1975-02-04 | Hazeltine Corp | Array antenna for radiating doppler coded pattern using phase control |
| US3864679A (en) * | 1973-04-03 | 1975-02-04 | Hazeltine Corp | Antenna system for radiating doppler coded pattern using multiple beam antenna |
-
1976
- 1976-10-04 US US05/729,064 patent/US4104636A/en not_active Expired - Lifetime
-
1977
- 1977-10-03 BR BR7706590A patent/BR7706590A/pt unknown
- 1977-10-04 JP JP11938377A patent/JPS5345996A/ja active Pending
- 1977-10-04 DD DD77201355A patent/DD136678A5/xx unknown
- 1977-10-04 NL NL7710895A patent/NL7710895A/xx not_active Application Discontinuation
- 1977-10-04 FR FR7729797A patent/FR2366710A1/fr not_active Withdrawn
- 1977-10-04 SE SE7711114A patent/SE7711114L/sv unknown
- 1977-10-04 DE DE19772744650 patent/DE2744650A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DD136678A5 (de) | 1979-07-18 |
| DE2744650A1 (de) | 1978-04-06 |
| JPS5345996A (en) | 1978-04-25 |
| US4104636A (en) | 1978-08-01 |
| BR7706590A (pt) | 1978-08-22 |
| FR2366710A1 (fr) | 1978-04-28 |
| NL7710895A (nl) | 1978-04-06 |
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