FR1593747A - - Google Patents
Info
- Publication number
- FR1593747A FR1593747A FR1593747DA FR1593747A FR 1593747 A FR1593747 A FR 1593747A FR 1593747D A FR1593747D A FR 1593747DA FR 1593747 A FR1593747 A FR 1593747A
- 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
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
- G01S13/08—Systems for measuring distance only
- G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
- G01S13/106—Systems for measuring distance only using transmission of interrupted, pulse modulated waves using transmission of pulses having some particular characteristics
-
- 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
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/28—Details of pulse systems
- G01S7/282—Transmitters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US68606167A | 1967-11-28 | 1967-11-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1593747A true FR1593747A (fr) | 1970-06-01 |
Family
ID=24754744
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1593747D Expired FR1593747A (fr) | 1967-11-28 | 1968-11-28 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3469261A (fr) |
DE (1) | DE1811554B2 (fr) |
FR (1) | FR1593747A (fr) |
GB (1) | GB1203850A (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3727222A (en) * | 1970-11-17 | 1973-04-10 | W Hollis | Pseudo-random coded doppler tracking and ranging |
US3739379A (en) * | 1971-02-03 | 1973-06-12 | Hoffman Electronics Corp | Coherent pulse doppler altimeter |
AT307762B (de) * | 1971-04-28 | 1973-06-12 | Eumig | Verfahren und Einrichtung zur Entfernungsmessung |
US3985030A (en) * | 1974-10-29 | 1976-10-12 | William Mcgeoch & Company | Ultrasonic acoustic pulse echo ranging system |
DE2818770C2 (de) * | 1978-04-28 | 1985-04-04 | Werner Dr. 5300 Bonn Ruppel | Kollisionswarnanlage für Kraftfahrzeuge |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2981942A (en) * | 1952-01-23 | 1961-04-25 | Raytheon Co | Pulse echo systems |
NL193540A (fr) * | 1953-12-30 | |||
NL277552A (fr) * | 1961-04-24 | |||
DE1210926B (de) * | 1962-04-11 | 1966-02-17 | Philips Nv | Impulsradargeraet mit veraenderlicher Traegerfrequenz |
NL295515A (fr) * | 1962-07-19 | |||
DE1250896B (fr) * | 1963-01-16 | |||
US3381292A (en) * | 1965-11-01 | 1968-04-30 | Army Usa | Radar detection system |
-
1967
- 1967-11-28 US US686061A patent/US3469261A/en not_active Expired - Lifetime
-
1968
- 1968-11-20 GB GB55017/68A patent/GB1203850A/en not_active Expired
- 1968-11-28 DE DE19681811554 patent/DE1811554B2/de not_active Withdrawn
- 1968-11-28 FR FR1593747D patent/FR1593747A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1811554B2 (de) | 1971-04-08 |
US3469261A (en) | 1969-09-23 |
GB1203850A (en) | 1970-09-03 |
DE1811554A1 (de) | 1969-08-28 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |