SE8200881L - Mottagare for navigationssignaler - Google Patents
Mottagare for navigationssignalerInfo
- Publication number
- SE8200881L SE8200881L SE8200881A SE8200881A SE8200881L SE 8200881 L SE8200881 L SE 8200881L SE 8200881 A SE8200881 A SE 8200881A SE 8200881 A SE8200881 A SE 8200881A SE 8200881 L SE8200881 L SE 8200881L
- Authority
- SE
- Sweden
- Prior art keywords
- signals
- local oscillator
- output
- information
- demodulator
- 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
- G01S1/20—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems
- G01S1/30—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems the synchronised signals being continuous waves or intermittent trains of continuous waves, the intermittency not being for the purpose of determining direction or position line and the transit times being compared by measuring the phase difference
- G01S1/306—Analogous systems in which frequency-related signals (harmonics) are compared in phase, e.g. DECCA systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Superheterodyne Receivers (AREA)
- Circuits Of Receivers In General (AREA)
- Radar Systems Or Details Thereof (AREA)
- Traffic Control Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8100786 | 1981-02-18 | ||
NL8101720A NL8101720A (nl) | 1981-02-18 | 1981-04-08 | Ontvanger voor navigatiesignalen. |
Publications (1)
Publication Number | Publication Date |
---|---|
SE8200881L true SE8200881L (sv) | 1982-08-19 |
Family
ID=26645682
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8200881A SE8200881L (sv) | 1981-02-18 | 1982-02-15 | Mottagare for navigationssignaler |
Country Status (9)
Country | Link |
---|---|
AU (1) | AU8051082A ( ) |
DE (1) | DE3204591A1 ( ) |
DK (1) | DK65682A ( ) |
FR (1) | FR2500170A1 ( ) |
GB (1) | GB2093310B ( ) |
IT (1) | IT1149652B ( ) |
NL (1) | NL8101720A ( ) |
NO (1) | NO820450L ( ) |
SE (1) | SE8200881L ( ) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3602812A (en) * | 1969-01-06 | 1971-08-31 | Singer General Precision | Measuring the relative phases of sequential signal bursts |
US4015262A (en) * | 1974-12-30 | 1977-03-29 | Northrop Corporation | Digital filters for obtaining quadrature components of a periodic signal |
-
1981
- 1981-04-08 NL NL8101720A patent/NL8101720A/nl not_active Application Discontinuation
-
1982
- 1982-02-10 DE DE19823204591 patent/DE3204591A1/de not_active Withdrawn
- 1982-02-15 SE SE8200881A patent/SE8200881L/ not_active Application Discontinuation
- 1982-02-15 GB GB8204427A patent/GB2093310B/en not_active Expired
- 1982-02-15 IT IT19667/82A patent/IT1149652B/it active
- 1982-02-15 NO NO820450A patent/NO820450L/no unknown
- 1982-02-15 DK DK65682A patent/DK65682A/da unknown
- 1982-02-16 AU AU80510/82A patent/AU8051082A/en not_active Abandoned
- 1982-02-17 FR FR8202588A patent/FR2500170A1/fr active Pending
Also Published As
Publication number | Publication date |
---|---|
DK65682A (da) | 1982-08-19 |
GB2093310B (en) | 1984-08-30 |
NL8101720A (nl) | 1982-09-16 |
AU8051082A (en) | 1982-08-26 |
FR2500170A1 (fr) | 1982-08-20 |
IT1149652B (it) | 1986-12-03 |
GB2093310A (en) | 1982-08-25 |
DE3204591A1 (de) | 1982-10-28 |
IT8219667A0 (it) | 1982-02-15 |
NO820450L (no) | 1982-10-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4754283A (en) | Codeless GPS sonde | |
US4800577A (en) | GPS receiver | |
DE3465400D1 (en) | Receiver for rf signals comprising a pair of parallel signal paths | |
GB2265063A (en) | Gps receiver | |
US3792473A (en) | Vor receiver with adaptive filters and phase shifter for improved accuracy | |
US3870989A (en) | Underwater direction signal processing system | |
KR890006069A (ko) | 이중 브랜치 수신기 | |
GB1535745A (en) | Moving target detector | |
JPS55143472A (en) | Receiver used for satellite system | |
US3696427A (en) | Radio-navigation system | |
US3340533A (en) | Radio direction finding system | |
SE8200881L (sv) | Mottagare for navigationssignaler | |
JPS55117977A (en) | Gps gyroscope | |
KR840001412A (ko) | 등기 포락선 검파기 | |
GB943482A (en) | An improved stereophonic transmission system and receiver therefor | |
GB1462823A (en) | Area navigation computer | |
GB1432431A (en) | Frequency tracking filter | |
JPS53118927A (en) | Video detecting unit | |
JPH05150032A (ja) | Gps受信装置 | |
JPS56132828A (en) | Space diversity receiving device | |
US3482247A (en) | Instrument landing system | |
JPS643081Y2 ( ) | ||
CN101605115B (zh) | 被动定向浮标数字解复用器的实现方法 | |
JPH0119108Y2 ( ) | ||
JPS57119271A (en) | Decca receiving device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
Ref document number: 8200881-4 Ref document number: 8101720-4 |