FR2266894A1 - - Google Patents
Info
- Publication number
- FR2266894A1 FR2266894A1 FR7510701A FR7510701A FR2266894A1 FR 2266894 A1 FR2266894 A1 FR 2266894A1 FR 7510701 A FR7510701 A FR 7510701A FR 7510701 A FR7510701 A FR 7510701A FR 2266894 A1 FR2266894 A1 FR 2266894A1
- 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.)
- Withdrawn
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
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
- G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
-
- 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
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S13/60—Velocity or trajectory determination systems; Sense-of-movement determination systems wherein the transmitter and receiver are mounted on the moving object, e.g. for determining ground speed, drift angle, ground track
-
- 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
- G01S7/285—Receivers
- G01S7/34—Gain of receiver varied automatically during pulse-recurrence period, e.g. anti-clutter gain control
-
- 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
- G01S13/0209—Systems with very large relative bandwidth, i.e. larger than 10 %, e.g. baseband, pulse, carrier-free, ultrawideband
-
- 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
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
- G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
- G01S2013/9327—Sensor installation details
- G01S2013/93271—Sensor installation details in the front of the vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Radar Systems Or Details Thereof (AREA)
- Automotive Seat Belt Assembly (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/458,967 US3934252A (en) | 1974-04-08 | 1974-04-08 | Closed loop tunnel diode receiver for operation with a base band semiconductor transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2266894A1 true FR2266894A1 (US20020051482A1-20020502-M00012.png) | 1975-10-31 |
Family
ID=23822838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7510701A Withdrawn FR2266894A1 (US20020051482A1-20020502-M00012.png) | 1974-04-08 | 1975-04-07 |
Country Status (5)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0559546A1 (fr) * | 1992-03-03 | 1993-09-08 | Thomson-Trt Defense | Antenne hyperfréquence à faible coût pour système émetteur et/ou récepteur de véhicule et ampoule de phare pour sa réalisation |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8754801B1 (en) * | 1977-10-27 | 2014-06-17 | Unisys Corporation | Anti-jam apparatus for baseband radar systems |
| US4578665A (en) * | 1982-04-28 | 1986-03-25 | Yang Tai Her | Remote controlled surveillance train car |
| US4698633A (en) * | 1982-05-19 | 1987-10-06 | Sperry Corporation | Antennas for wide bandwidth signals |
| US4903004A (en) * | 1986-11-05 | 1990-02-20 | Starke Jeffrey W | All-weather digital distance measuring and signalling system |
| JP3106045B2 (ja) * | 1993-11-25 | 2000-11-06 | 株式会社デンソー | レーダ装置 |
| US6700939B1 (en) * | 1997-12-12 | 2004-03-02 | Xtremespectrum, Inc. | Ultra wide bandwidth spread-spectrum communications system |
| US6069581A (en) * | 1998-02-20 | 2000-05-30 | Amerigon | High performance vehicle radar system |
| US6400308B1 (en) | 1998-02-20 | 2002-06-04 | Amerigon Inc. | High performance vehicle radar system |
| US6380883B1 (en) | 1998-02-23 | 2002-04-30 | Amerigon | High performance vehicle radar system |
| KR20010041181A (ko) * | 1998-02-19 | 2001-05-15 | 벨 론 이. | 고성능 차량 레이더 시스템 |
| US6239741B1 (en) * | 1998-07-20 | 2001-05-29 | Multispectral Solutions, Inc. | UWB dual tunnel diode detector for object detection, measurement, or avoidance |
| US7346120B2 (en) | 1998-12-11 | 2008-03-18 | Freescale Semiconductor Inc. | Method and system for performing distance measuring and direction finding using ultrawide bandwidth transmissions |
| US6351246B1 (en) | 1999-05-03 | 2002-02-26 | Xtremespectrum, Inc. | Planar ultra wide band antenna with integrated electronics |
| US6492904B2 (en) * | 1999-09-27 | 2002-12-10 | Time Domain Corporation | Method and system for coordinating timing among ultrawideband transmissions |
| US6736231B2 (en) * | 2000-05-03 | 2004-05-18 | Automotive Technologies International, Inc. | Vehicular occupant motion detection system using radar |
| AU2001282867A1 (en) | 2000-08-07 | 2002-02-18 | Xtremespectrum, Inc. | Electrically small planar uwb antenna apparatus and system thereof |
| DE10233523A1 (de) * | 2002-07-23 | 2004-02-05 | S.M.S., Smart Microwave Sensors Gmbh | Sensor zum Aussenden und Empfangen von elektromagnetischen Signalen |
| JP2004361279A (ja) * | 2003-06-05 | 2004-12-24 | Fujitsu Ten Ltd | 車載用レーダセンサシステム及び車載用レーダセンサ |
| US7506547B2 (en) * | 2004-01-26 | 2009-03-24 | Jesmonth Richard E | System and method for generating three-dimensional density-based defect map |
| US8098707B2 (en) * | 2006-01-31 | 2012-01-17 | Regents Of The University Of Minnesota | Ultra wideband receiver |
| US20070196621A1 (en) * | 2006-02-02 | 2007-08-23 | Arnold Frances | Sprayable micropulp composition |
| US20090148657A1 (en) * | 2007-12-05 | 2009-06-11 | Jan Ihle | Injection Molded PTC-Ceramics |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2677758A (en) * | 1945-12-10 | 1954-05-04 | Us Sec War | Electrical tracking circuit |
| US2981942A (en) * | 1952-01-23 | 1961-04-25 | Raytheon Co | Pulse echo systems |
| US3662316A (en) * | 1971-03-12 | 1972-05-09 | Sperry Rand Corp | Short base-band pulse receiver |
| US3794996A (en) * | 1972-07-12 | 1974-02-26 | Sperry Rand Corp | Stable base-band superregenerative selective receiver |
-
1974
- 1974-04-08 US US05/458,967 patent/US3934252A/en not_active Expired - Lifetime
-
1975
- 1975-04-04 DE DE19752514664 patent/DE2514664A1/de not_active Withdrawn
- 1975-04-04 JP JP50041157A patent/JPS5918671B2/ja not_active Expired
- 1975-04-07 FR FR7510701A patent/FR2266894A1/fr not_active Withdrawn
- 1975-04-07 SE SE7503929A patent/SE408235B/xx not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0559546A1 (fr) * | 1992-03-03 | 1993-09-08 | Thomson-Trt Defense | Antenne hyperfréquence à faible coût pour système émetteur et/ou récepteur de véhicule et ampoule de phare pour sa réalisation |
| FR2688346A1 (fr) * | 1992-03-03 | 1993-09-10 | Thomson Trt Defense | Antenne hyperfrequence a faible cout pour systeme emetteur et/ou recepteur de vehicule et ampoule de phare pour sa realisation. |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS50137094A (US20020051482A1-20020502-M00012.png) | 1975-10-30 |
| JPS5918671B2 (ja) | 1984-04-28 |
| SE7503929L (sv) | 1975-10-09 |
| US3934252A (en) | 1976-01-20 |
| DE2514664A1 (de) | 1975-10-23 |
| SE408235B (sv) | 1979-05-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |