FR2045537A5 - - Google Patents
Info
- Publication number
- FR2045537A5 FR2045537A5 FR7014347A FR7014347A FR2045537A5 FR 2045537 A5 FR2045537 A5 FR 2045537A5 FR 7014347 A FR7014347 A FR 7014347A FR 7014347 A FR7014347 A FR 7014347A FR 2045537 A5 FR2045537 A5 FR 2045537A5
- Authority
- FR
- France
- 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.)
- Expired
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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB20607/69A GB1259703A (en) | 1969-04-22 | 1969-04-22 | A demodulating apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2045537A5 true FR2045537A5 (fr) | 1971-02-26 |
Family
ID=10148737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7014347A Expired FR2045537A5 (fr) | 1969-04-22 | 1970-04-21 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3691467A (fr) |
DE (1) | DE2019128A1 (fr) |
FR (1) | FR2045537A5 (fr) |
GB (1) | GB1259703A (fr) |
NL (1) | NL7005728A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3806816A (en) * | 1972-11-08 | 1974-04-23 | Nasa | Pulse code modulated signal synchronizer |
US3896385A (en) * | 1974-01-29 | 1975-07-22 | Comsat | Method and instrument for measuring interference between angle modulated systems |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2924706A (en) * | 1957-10-10 | 1960-02-09 | Itt | Synchronous detector system |
US3171127A (en) * | 1962-10-02 | 1965-02-23 | Asteraki John Dimitri | Radio navigation apparatus |
GB1076734A (en) * | 1965-04-13 | 1967-07-19 | Wayne Kerr Company Ltd | Improvements in or relating to amplitude modulation comparison apparatus |
US3384824A (en) * | 1965-12-14 | 1968-05-21 | Bell Telephone Labor Inc | Phase quadrature transmission system with receiver detectors controlled in response to presence of pilot waves appearing as crosstalk |
US3482247A (en) * | 1968-07-24 | 1969-12-02 | Cubic Ind Corp | Instrument landing system |
-
1969
- 1969-04-22 GB GB20607/69A patent/GB1259703A/en not_active Expired
-
1970
- 1970-04-21 DE DE19702019128 patent/DE2019128A1/de active Pending
- 1970-04-21 FR FR7014347A patent/FR2045537A5/fr not_active Expired
- 1970-04-21 NL NL7005728A patent/NL7005728A/xx unknown
- 1970-04-22 US US30782A patent/US3691467A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NL7005728A (fr) | 1970-10-26 |
US3691467A (en) | 1972-09-12 |
DE2019128A1 (de) | 1970-10-29 |
GB1259703A (en) | 1972-01-12 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |