JPS4958796A - - Google Patents
Info
- Publication number
- JPS4958796A JPS4958796A JP6992873A JP6992873A JPS4958796A JP S4958796 A JPS4958796 A JP S4958796A JP 6992873 A JP6992873 A JP 6992873A JP 6992873 A JP6992873 A JP 6992873A JP S4958796 A JPS4958796 A JP S4958796A
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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
- G01S1/44—Rotating or oscillating beam beacons defining directions in the plane of rotation or oscillation
-
- 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
- G01S1/302—Systems in which the direction is determined by using an interferometric type transmitting antenna array
Landscapes
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Radar Systems Or Details Thereof (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722230630 DE2230630C (de) | 1972-06-22 | Funknavigationssystem zur Elevationsmessung nach dem Phasendifferenzverfahren |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4958796A true JPS4958796A (ja) | 1974-06-07 |
| JPS5234358B2 JPS5234358B2 (ja) | 1977-09-02 |
Family
ID=5848514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6992873A Expired JPS5234358B2 (ja) | 1972-06-22 | 1973-06-22 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5234358B2 (ja) |
| CA (1) | CA1001742A (ja) |
| DE (1) | DE2230630B1 (ja) |
| ES (1) | ES416187A1 (ja) |
| FR (1) | FR2189747B3 (ja) |
| GB (1) | GB1428682A (ja) |
| IT (1) | IT989186B (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50148177U (ja) * | 1974-05-24 | 1975-12-09 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2717997C2 (de) * | 1977-04-22 | 1982-04-29 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Monopulspeiler zur Azimut- und/oder Elevationsmessung |
| JPS56118521U (ja) * | 1980-02-08 | 1981-09-10 | ||
| JPS60177321U (ja) * | 1984-05-07 | 1985-11-25 | 三菱自動車工業株式会社 | ナツトプレ−ト |
| JP4187377B2 (ja) | 2000-02-23 | 2008-11-26 | 富士通株式会社 | 無線送受信機及び電波放射方向制御方法 |
| GB2396501B (en) * | 2000-02-23 | 2004-11-17 | Fujitsu Ltd | Radio transmitter and method of controlling direction of radio-wave emission |
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1972
- 1972-06-22 DE DE19722230630D patent/DE2230630B1/de active Granted
-
1973
- 1973-06-08 GB GB2732673A patent/GB1428682A/en not_active Expired
- 1973-06-15 IT IT2539173A patent/IT989186B/it active
- 1973-06-21 CA CA174,657A patent/CA1001742A/en not_active Expired
- 1973-06-22 JP JP6992873A patent/JPS5234358B2/ja not_active Expired
- 1973-06-22 FR FR7322870A patent/FR2189747B3/fr not_active Expired
- 1973-06-22 ES ES416187A patent/ES416187A1/es not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50148177U (ja) * | 1974-05-24 | 1975-12-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2189747A1 (ja) | 1974-01-25 |
| FR2189747B3 (ja) | 1976-06-18 |
| CA1001742A (en) | 1976-12-14 |
| AU5723373A (en) | 1975-01-09 |
| ES416187A1 (es) | 1976-03-01 |
| JPS5234358B2 (ja) | 1977-09-02 |
| GB1428682A (en) | 1976-03-17 |
| IT989186B (it) | 1975-05-20 |
| DE2230630B1 (de) | 1973-11-08 |