GB1355167A - Collision avoidance system - Google Patents
Collision avoidance systemInfo
- Publication number
- GB1355167A GB1355167A GB1891972A GB1891972A GB1355167A GB 1355167 A GB1355167 A GB 1355167A GB 1891972 A GB1891972 A GB 1891972A GB 1891972 A GB1891972 A GB 1891972A GB 1355167 A GB1355167 A GB 1355167A
- Authority
- GB
- United Kingdom
- Prior art keywords
- control
- memory
- oscillator
- response
- unit
- Prior art date
- 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
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G7/00—Synchronisation
- G04G7/02—Synchronisation by radio
-
- 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
- G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
- G01S11/02—Systems for determining distance or velocity not using reflection or reradiation using radio waves
- G01S11/08—Systems for determining distance or velocity not using reflection or reradiation using radio waves using synchronised clocks
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Radio Relay Systems (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14494771A | 1971-05-19 | 1971-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1355167A true GB1355167A (en) | 1974-06-05 |
Family
ID=22510877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1891972A Expired GB1355167A (en) | 1971-05-19 | 1972-04-24 | Collision avoidance system |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS565950B1 (enrdf_load_stackoverflow) |
| DE (1) | DE2221172A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2137545B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1355167A (enrdf_load_stackoverflow) |
| IT (1) | IT955374B (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2120502A (en) * | 1982-04-30 | 1983-11-30 | Philips Nv | Time-locking method for stations which form part of a local loop network and local loop network for performing this time-locking method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57167335U (enrdf_load_stackoverflow) * | 1981-04-17 | 1982-10-21 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL280342A (enrdf_load_stackoverflow) * | 1961-06-29 | |||
| US3250896A (en) * | 1962-04-16 | 1966-05-10 | Mcdonnell Aircraft Corp | Synchronizing means for remotely positioned timing devices |
| US3440652A (en) * | 1967-10-02 | 1969-04-22 | Sierra Research Corp | Hierarchy clock synchronization |
-
1972
- 1972-04-24 GB GB1891972A patent/GB1355167A/en not_active Expired
- 1972-04-29 DE DE19722221172 patent/DE2221172A1/de active Pending
- 1972-05-05 FR FR7216028A patent/FR2137545B1/fr not_active Expired
- 1972-05-10 IT IT2415972A patent/IT955374B/it active
- 1972-05-16 JP JP4850272A patent/JPS565950B1/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2120502A (en) * | 1982-04-30 | 1983-11-30 | Philips Nv | Time-locking method for stations which form part of a local loop network and local loop network for performing this time-locking method |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2137545A1 (enrdf_load_stackoverflow) | 1972-12-29 |
| DE2221172A1 (de) | 1972-11-30 |
| FR2137545B1 (enrdf_load_stackoverflow) | 1975-06-13 |
| IT955374B (it) | 1973-09-29 |
| JPS565950B1 (enrdf_load_stackoverflow) | 1981-02-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |