FR2133837B1 - - Google Patents
Info
- Publication number
- FR2133837B1 FR2133837B1 FR7213530A FR7213530A FR2133837B1 FR 2133837 B1 FR2133837 B1 FR 2133837B1 FR 7213530 A FR7213530 A FR 7213530A FR 7213530 A FR7213530 A FR 7213530A FR 2133837 B1 FR2133837 B1 FR 2133837B1
- 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
- G01S13/0209—Systems with very large relative bandwidth, i.e. larger than 10 %, e.g. baseband, pulse, carrier-free, ultrawideband
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 |
---|---|---|---|
US13499071A | 1971-04-19 | 1971-04-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2133837A1 FR2133837A1 (fr) | 1972-12-01 |
FR2133837B1 true FR2133837B1 (fr) | 1977-12-23 |
Family
ID=22465987
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7213530A Expired FR2133837B1 (fr) | 1971-04-19 | 1972-04-18 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3772697A (fr) |
JP (1) | JPS5116275B1 (fr) |
CA (1) | CA977445A (fr) |
DE (1) | DE2219022A1 (fr) |
FR (1) | FR2133837B1 (fr) |
GB (1) | GB1384324A (fr) |
IT (1) | IT952699B (fr) |
SE (1) | SE387750B (fr) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3832900A (en) * | 1971-06-28 | 1974-09-03 | Sperry Rand Corp | Apparatus and method for measuring the level of a contained liquid |
US3848914A (en) * | 1971-12-15 | 1974-11-19 | Sperry Rand Corp | Motor shiftable shock absorbing bumper |
US3858204A (en) * | 1973-07-19 | 1974-12-31 | Sperry Rand Corp | Closed loop gain control tunnel-diode base band object detector |
JPS50119588A (fr) * | 1974-03-02 | 1975-09-19 | ||
US4063240A (en) * | 1976-08-25 | 1977-12-13 | Sperry Rand Corporation | Electronic docking system |
US4518256A (en) * | 1977-05-23 | 1985-05-21 | Sanders Associates, Inc. | Enhanced accuracy optical radar |
DE2733760C3 (de) * | 1977-07-27 | 1981-07-23 | Caspers, Friedhelm, Dipl.-Ing., 4630 Bochum | Verfahren zur berührungslosen Bestimmung der Dicke und Dielektrizitätszahl von dielektrischen Schichten und Vorrichtung zur Durchführung des Verfahrens |
US4456911A (en) * | 1980-10-20 | 1984-06-26 | Microwave Sensors, Inc. | Frequency modulated continuous wave altimeter |
FR2626666B1 (fr) * | 1988-01-28 | 1991-05-24 | France Etat Ponts Chaussees | Procede de mesure de l'epaisseur de couches de chaussees a l'aide d'un radar impulsionnel |
US5361070B1 (en) * | 1993-04-12 | 2000-05-16 | Univ California | Ultra-wideband radar motion sensor |
US5832035A (en) | 1994-09-20 | 1998-11-03 | Time Domain Corporation | Fast locking mechanism for channelized ultrawide-band communications |
US7321611B2 (en) | 1994-09-20 | 2008-01-22 | Alereen, Inc. | Method and transceiver for full duplex communication of ultra wideband signals |
US5677927A (en) * | 1994-09-20 | 1997-10-14 | Pulson Communications Corporation | Ultrawide-band communication system and method |
DE19648203C2 (de) * | 1996-11-21 | 1999-06-10 | Bosch Gmbh Robert | Mehrstrahliges Kraftfahrzeug-Radarsystem |
US7539237B2 (en) * | 1996-12-06 | 2009-05-26 | Alereon, Inc. | Fast locking mechanism for channelized ultrawide-band communications |
US6700939B1 (en) | 1997-12-12 | 2004-03-02 | Xtremespectrum, Inc. | Ultra wide bandwidth spread-spectrum communications system |
US6047262A (en) | 1998-03-02 | 2000-04-04 | Ncr Corporation | Method for providing security and enhancing efficiency during operation of a self-service checkout terminal |
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 |
US6208248B1 (en) | 1999-01-28 | 2001-03-27 | Anro Engineering, Inc. | Quick response perimeter intrusion detection sensor |
US6239736B1 (en) | 1999-04-21 | 2001-05-29 | Interlogix, Inc. | Range-gated radar motion detector |
US6351246B1 (en) | 1999-05-03 | 2002-02-26 | Xtremespectrum, Inc. | Planar ultra wide band antenna with integrated electronics |
WO2002013313A2 (fr) | 2000-08-07 | 2002-02-14 | Xtremespectrum, Inc. | Dispositif et systeme d'antenne plane a largeur de bande ultra large, electriquement petite |
US6677889B2 (en) | 2002-01-22 | 2004-01-13 | Raytheon Company | Auto-docking system |
US6707414B2 (en) | 2002-01-22 | 2004-03-16 | Raytheon Company | Docking information system for boats |
US6989782B2 (en) * | 2003-05-22 | 2006-01-24 | General Atomics | Ultra-wideband radar system using sub-band coded pulses |
US7506547B2 (en) | 2004-01-26 | 2009-03-24 | Jesmonth Richard E | System and method for generating three-dimensional density-based defect map |
US7053820B2 (en) * | 2004-05-05 | 2006-05-30 | Raytheon Company | Generating three-dimensional images using impulsive radio frequency signals |
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 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3087151A (en) * | 1960-10-31 | 1963-04-23 | Jr Harry Vantine | Proximity warning or position separation device |
NL7109214A (fr) * | 1970-07-03 | 1972-01-05 | ||
US3662316A (en) * | 1971-03-12 | 1972-05-09 | Sperry Rand Corp | Short base-band pulse receiver |
-
1971
- 1971-04-19 US US00134990A patent/US3772697A/en not_active Expired - Lifetime
-
1972
- 1972-03-28 CA CA138,373A patent/CA977445A/en not_active Expired
- 1972-04-17 IT IT49691/72A patent/IT952699B/it active
- 1972-04-18 GB GB1784572A patent/GB1384324A/en not_active Expired
- 1972-04-18 FR FR7213530A patent/FR2133837B1/fr not_active Expired
- 1972-04-18 SE SE7204987A patent/SE387750B/xx unknown
- 1972-04-18 JP JP47039080A patent/JPS5116275B1/ja active Pending
- 1972-04-19 DE DE19722219022 patent/DE2219022A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JPS5116275B1 (fr) | 1976-05-22 |
FR2133837A1 (fr) | 1972-12-01 |
DE2219022A1 (de) | 1972-11-02 |
IT952699B (it) | 1973-07-30 |
US3772697A (en) | 1973-11-13 |
GB1384324A (en) | 1975-02-19 |
CA977445A (en) | 1975-11-04 |
SE387750B (sv) | 1976-09-13 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |