DE69621331D1 - Elektromagnetischer wandler mit beschränktem sichtfeld und verfahren - Google Patents
Elektromagnetischer wandler mit beschränktem sichtfeld und verfahrenInfo
- Publication number
- DE69621331D1 DE69621331D1 DE69621331T DE69621331T DE69621331D1 DE 69621331 D1 DE69621331 D1 DE 69621331D1 DE 69621331 T DE69621331 T DE 69621331T DE 69621331 T DE69621331 T DE 69621331T DE 69621331 D1 DE69621331 D1 DE 69621331D1
- Authority
- DE
- Germany
- Prior art keywords
- electromagnetic
- path
- signal
- characteristic
- direct
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000005070 sampling Methods 0.000 abstract 2
- 238000003384 imaging method Methods 0.000 abstract 1
- 230000001771 impaired effect Effects 0.000 abstract 1
- 238000001228 spectrum Methods 0.000 abstract 1
- 238000002366 time-of-flight method Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/284—Electromagnetic waves
-
- 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
- G01S1/04—Details
- G01S1/045—Receivers
-
- 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
-
- 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
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/0218—Very long range radars, e.g. surface wave radar, over-the-horizon or ionospheric propagation systems
-
- 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
- G01S13/04—Systems determining presence of a target
-
- 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
- G01S13/18—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein range gates are used
-
- 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
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/14—Determining absolute distances from a plurality of spaced points of known location
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/12—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with electromagnetic waves
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
- G08B13/24—Electrical actuation by interference with electromagnetic field distribution
- G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field
- G08B13/2497—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field using transmission lines, e.g. cable
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/04—Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors
-
- 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
- G01S13/003—Bistatic radar systems; Multistatic radar systems
-
- 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
- G01S13/103—Systems for measuring distance only using transmission of interrupted, pulse modulated waves particularities of the measurement of the distance
-
- 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
- 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
- G01S13/885—Radar or analogous systems specially adapted for specific applications for ground probing
-
- 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
- G01S2013/9314—Parking operations
-
- 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
- G01S2013/9321—Velocity regulation, e.g. cruise control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/7163—Spread spectrum techniques using impulse radio
Landscapes
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Thermal Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Radar Systems Or Details Thereof (AREA)
- Geophysics And Detection Of Objects (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Control Of Eletrric Generators (AREA)
- Burglar Alarm Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/405,644 US5576627A (en) | 1994-09-06 | 1995-03-17 | Narrow field electromagnetic sensor system and method |
PCT/US1996/003583 WO1996030771A2 (en) | 1995-03-17 | 1996-03-15 | Narrow field electromagnetic sensor system and method |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69621331D1 true DE69621331D1 (de) | 2002-06-27 |
DE69621331T2 DE69621331T2 (de) | 2003-01-09 |
Family
ID=23604579
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69621331T Expired - Lifetime DE69621331T2 (de) | 1995-03-17 | 1996-03-15 | Elektromagnetischer wandler mit beschränktem sichtfeld und verfahren |
Country Status (8)
Country | Link |
---|---|
US (1) | US5576627A (de) |
EP (1) | EP0829020B1 (de) |
JP (1) | JP4015191B2 (de) |
AT (1) | ATE217977T1 (de) |
AU (1) | AU6376696A (de) |
CA (1) | CA2215506C (de) |
DE (1) | DE69621331T2 (de) |
WO (1) | WO1996030771A2 (de) |
Families Citing this family (79)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10122861A (ja) * | 1996-10-16 | 1998-05-15 | Nikon Corp | 位置測定装置及びそれを利用した位置測定方法 |
US6142059A (en) * | 1996-11-27 | 2000-11-07 | Case Corporation | Method and apparatus for sensing the orientation of a mechanical actuator |
US5977778A (en) * | 1996-11-27 | 1999-11-02 | Case Corporation | Method and apparatus for sensing piston position |
US5901633A (en) * | 1996-11-27 | 1999-05-11 | Case Corporation | Method and apparatus for sensing piston position using a dipstick assembly |
US6304178B1 (en) * | 1997-01-20 | 2001-10-16 | Kabushiki Kaisha Tsuden | Door safety system |
US5828333A (en) * | 1997-01-21 | 1998-10-27 | Northrop Grumman Corporation | Multiple access diplex doppler radar |
US7209523B1 (en) | 1997-05-16 | 2007-04-24 | Multispectral Solutions, Inc. | Ultra-wideband receiver and transmitter |
WO1999004283A1 (en) | 1997-07-18 | 1999-01-28 | Kohler Company | Advanced touchless plumbing systems |
WO1999004286A1 (en) * | 1997-07-18 | 1999-01-28 | Kohler Company | Bathroom fixture using radar detector having leaky transmission line to control fluid flow |
JP2001510900A (ja) | 1997-07-18 | 2001-08-07 | コーラー、カンパニー | 低電力用途および浴室設備用のレーダ装置 |
US6005395A (en) * | 1997-11-12 | 1999-12-21 | Case Corporation | Method and apparatus for sensing piston position |
US6700939B1 (en) | 1997-12-12 | 2004-03-02 | Xtremespectrum, Inc. | Ultra wide bandwidth spread-spectrum communications system |
US5966090A (en) * | 1998-03-16 | 1999-10-12 | Mcewan; Thomas E. | Differential pulse radar motion sensor |
US6417797B1 (en) | 1998-07-14 | 2002-07-09 | Cirrus Logic, Inc. | System for A multi-purpose portable imaging device and methods for using same |
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 |
US6279173B1 (en) | 1999-04-12 | 2001-08-28 | D2M, Inc. | Devices and methods for toilet ventilation using a radar 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 |
US7592944B2 (en) * | 1999-06-14 | 2009-09-22 | Time Domain Corporation | System and method for intrusion detection using a time domain radar array |
US7649925B2 (en) * | 1999-06-14 | 2010-01-19 | Time Domain Corporation | Time transfer utilizing ultra wideband signals |
US6218979B1 (en) | 1999-06-14 | 2001-04-17 | Time Domain Corporation | Wide area time domain radar array |
US6177903B1 (en) | 1999-06-14 | 2001-01-23 | Time Domain Corporation | System and method for intrusion detection using a time domain radar array |
GB2354821A (en) * | 1999-09-29 | 2001-04-04 | Dine O Quick | Threshold crossing counter |
US7027493B2 (en) * | 2000-01-19 | 2006-04-11 | Time Domain Corporation | System and method for medium wide band communications by impluse radio |
US6906625B1 (en) * | 2000-02-24 | 2005-06-14 | Time Domain Corporation | System and method for information assimilation and functionality control based on positioning information obtained by impulse radio techniques |
US20010037724A1 (en) | 2000-03-08 | 2001-11-08 | Schumacher Mark S. | System for controlling hydraulic actuator |
WO2001066954A2 (en) | 2000-03-08 | 2001-09-13 | Rosemount Inc. | Piston position measuring device |
EP1269027B1 (de) | 2000-03-08 | 2005-07-27 | Rosemount Inc. | Bidirektionaler differenzdruck- durchflusssensor |
JP2003531515A (ja) | 2000-04-07 | 2003-10-21 | ザ・リージェンツ・オブ・ジ・ユニバーシティ・オブ・カリフォルニア | 遠隔呼掛け高データ転送速度自由空間レーザ通信リンク |
US6724191B1 (en) * | 2000-05-09 | 2004-04-20 | Admiralty Corporation | Systems and methods useful for detecting presence and/or location of various materials |
US6340139B1 (en) | 2000-06-01 | 2002-01-22 | Labarge, Inc. | Highway grade crossing vehicle violation detector |
AU2001282867A1 (en) | 2000-08-07 | 2002-02-18 | Xtremespectrum, Inc. | Electrically small planar uwb antenna apparatus and system thereof |
US6411105B1 (en) * | 2000-09-11 | 2002-06-25 | The United States Of America As Represented By The Secretary Of The Navy | Nondestructive detection of steel surface corrosion |
US7361472B2 (en) * | 2001-02-23 | 2008-04-22 | Invitrogen Corporation | Methods for providing extended dynamic range in analyte assays |
US6588313B2 (en) | 2001-05-16 | 2003-07-08 | Rosemont Inc. | Hydraulic piston position sensor |
EP1289147A1 (de) * | 2001-08-13 | 2003-03-05 | Senstronic, S.A. | Fremderregte Näherungs-oder Anwesenheitsschalteranordnung |
AU2002360358A1 (en) * | 2001-11-09 | 2003-05-26 | Pulse-Link, Inc. | Ultra-wideband imaging system |
US6657596B2 (en) * | 2002-01-30 | 2003-12-02 | Lucent Technologies Inc. | Method of measuring a pattern of electromagnetic radiation |
US6998835B1 (en) | 2002-11-20 | 2006-02-14 | The United States Of America As Represented By The Secretary Of The Navy | Electromagnetic sensor system and method |
US6722261B1 (en) | 2002-12-11 | 2004-04-20 | Rosemount Inc. | Hydraulic piston position sensor signal processing |
US6722260B1 (en) | 2002-12-11 | 2004-04-20 | Rosemount Inc. | Hydraulic piston position sensor |
DE10314557A1 (de) * | 2003-03-31 | 2004-10-28 | Siemens Ag | Kompakter Mikrowellen-Anstandsensor mit geringer Leistungsaufnahme durch Leistungsmessung an einem stimulierten Empfangsoszillator |
US20040249257A1 (en) * | 2003-06-04 | 2004-12-09 | Tupin Joe Paul | Article of manufacture for extracting physiological data using ultra-wideband radar and improved signal processing techniques |
US6940295B2 (en) * | 2003-06-11 | 2005-09-06 | The Boeing Company | Apparatus and methods for non-destructive inspection using microwave sensing |
US20120256778A1 (en) * | 2003-07-02 | 2012-10-11 | M/A Com, Inc. | Short-range vehicular radar system |
US7126323B1 (en) | 2003-07-25 | 2006-10-24 | Admiralty Corporation | Systems and methods for synchronous detection of signals |
JP3977303B2 (ja) * | 2003-08-21 | 2007-09-19 | シャープ株式会社 | 位置検出システム、位置検出システムにおける発信装置および受信装置 |
US7215278B2 (en) * | 2003-11-16 | 2007-05-08 | Preco Electronics, Inc | Radar frequency hopping |
US7506547B2 (en) | 2004-01-26 | 2009-03-24 | Jesmonth Richard E | System and method for generating three-dimensional density-based defect map |
WO2005088850A1 (ja) | 2004-03-17 | 2005-09-22 | Brother Kogyo Kabushiki Kaisha | 位置検出システム、応答器及び質問器、無線通信システム、位置検出方法、位置検出用プログラム及び情報記録媒体 |
DE102004031626A1 (de) * | 2004-06-30 | 2006-02-02 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Materialstärkenbestimmung auf Hochfrequenzbasis |
RU2383033C2 (ru) * | 2004-09-07 | 2010-02-27 | РАЛЕН РЕСЕАРХ ЦЕНТРУМ, с.р.о. | Электронный блок, предназначенный для обнаружения живых организмов |
JP4196963B2 (ja) * | 2005-03-25 | 2008-12-17 | セイコーエプソン株式会社 | 電子装置及び無線通信端末 |
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 |
US7996173B2 (en) * | 2006-07-31 | 2011-08-09 | Visualant, Inc. | Method, apparatus, and article to facilitate distributed evaluation of objects using electromagnetic energy |
US8081304B2 (en) | 2006-07-31 | 2011-12-20 | Visualant, Inc. | Method, apparatus, and article to facilitate evaluation of objects using electromagnetic energy |
JP5137103B2 (ja) * | 2007-03-16 | 2013-02-06 | 独立行政法人情報通信研究機構 | 電波イメージング方法及び装置 |
WO2008148040A1 (en) | 2007-05-24 | 2008-12-04 | Lifewave, Inc. | System and method for non-invasive instantaneous and continuous measurement of cardiac chamber volume |
US9572511B2 (en) | 2007-09-05 | 2017-02-21 | Sensible Medical Innovations Ltd. | Methods and systems for monitoring intrabody tissues |
EP2190344B1 (de) | 2007-09-05 | 2017-12-27 | Sensible Medical Innovations Ltd. | Verfahren und gerät zur verwendung elektromagnetischer strahlung zur überwachung des gewebes eines anwenders |
US10667715B2 (en) * | 2008-08-20 | 2020-06-02 | Sensible Medical Innovations Ltd. | Methods and devices of cardiac tissue monitoring and analysis |
US8654215B2 (en) * | 2009-02-23 | 2014-02-18 | Gary Edwin Sutton | Mobile communicator with curved sensor camera |
US9002427B2 (en) | 2009-03-30 | 2015-04-07 | Lifewave Biomedical, Inc. | Apparatus and method for continuous noninvasive measurement of respiratory function and events |
WO2010124117A2 (en) | 2009-04-22 | 2010-10-28 | Lifewave, Inc. | Fetal monitoring device and methods |
US8907682B2 (en) | 2009-07-30 | 2014-12-09 | Sensible Medical Innovations Ltd. | System and method for calibration of measurements of interacted EM signals in real time |
US9032565B2 (en) | 2009-12-16 | 2015-05-19 | Kohler Co. | Touchless faucet assembly and method of operation |
KR101528117B1 (ko) | 2011-10-19 | 2015-06-11 | 발루 수브라만야 | 방향성 속도 및 거리 센서 |
US8264401B1 (en) | 2011-12-29 | 2012-09-11 | Sensys Networks, Inc. | Micro-radar, micro-radar sensor nodes, networks and systems |
US8888207B2 (en) | 2012-02-10 | 2014-11-18 | Visualant, Inc. | Systems, methods and articles related to machine-readable indicia and symbols |
US9201156B2 (en) * | 2012-03-29 | 2015-12-01 | Chevron U.S.A. Inc. | System and method for measurement incorporating a crystal resonator |
US11004337B2 (en) | 2012-12-28 | 2021-05-11 | Balu Subramanya | Advanced parking management system |
US9316581B2 (en) | 2013-02-04 | 2016-04-19 | Visualant, Inc. | Method, apparatus, and article to facilitate evaluation of substances using electromagnetic energy |
US9041920B2 (en) | 2013-02-21 | 2015-05-26 | Visualant, Inc. | Device for evaluation of fluids using electromagnetic energy |
WO2014165003A1 (en) | 2013-03-12 | 2014-10-09 | Visualant, Inc. | Systems and methods for fluid analysis using electromagnetic energy |
US20150177372A1 (en) * | 2013-12-19 | 2015-06-25 | David I. Poisner | MIR Two Dimensional Scanner |
US9761049B2 (en) | 2014-03-28 | 2017-09-12 | Intel Corporation | Determination of mobile display position and orientation using micropower impulse radar |
MX2016014716A (es) * | 2014-05-15 | 2017-06-21 | Caddah Melo Tarcisio | Un sistema y un metodo para la proteccion de areas de acceso restringido contra intrusiones por peatones y/o vehiculos en general sin una cabina, con acceso permitido a vehiculos con una cabina, incluyendo vehiculos convertibles con un toldo cerrado. |
US10641869B2 (en) * | 2016-07-29 | 2020-05-05 | Texas Instruments Incorporated | Resonant illumination driver in an optical distance measurement system |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3471845A (en) * | 1966-05-27 | 1969-10-07 | Sylvania Electric Prod | Security system |
US3810172A (en) * | 1972-07-18 | 1974-05-07 | L Burpee | Detection system |
US3863240A (en) * | 1972-12-08 | 1975-01-28 | Aerospace Res | Electromagnetic intrusion detection system |
US3877002A (en) * | 1973-05-25 | 1975-04-08 | Omni Spectra Inc | Intrusion detecting system |
DK135353B (da) * | 1974-11-07 | 1977-04-12 | Schloeer Boerge | Anlæg til detektering af bevægelige objekter inden for et overvåget område ved mikrobølgediffraktion. |
US4191953A (en) * | 1975-01-23 | 1980-03-04 | Microwave and Electronic System Limited | Intrusion sensor and aerial therefor |
US4274226A (en) * | 1979-08-06 | 1981-06-23 | Park Mobile, Inc. | Detection of object in path of moving gate |
US4322722A (en) * | 1980-06-20 | 1982-03-30 | Dti Security, A Division Of Datura International, Inc. | Pulsed microwave motion sensor for intrusion detection applications |
CA1169939A (en) * | 1981-04-16 | 1984-06-26 | Robert K. Harman | Intrusion detection system |
US4415885A (en) * | 1981-05-21 | 1983-11-15 | Stellar Systems, Inc. | Intrusion detector |
GB2111736B (en) * | 1981-11-12 | 1986-02-12 | Standard Telephones Cables Ltd | Radar or sonar system |
US4531117A (en) * | 1983-07-05 | 1985-07-23 | Minnesota Mining And Manufacturing Company | Variable frequency RF electronic surveillance system |
US4639902A (en) * | 1985-06-24 | 1987-01-27 | The United States Of America As Represented By The Secretary Of The Navy | Near ultrasonic pattern comparison intrusion detector |
JPH0785062B2 (ja) * | 1987-06-09 | 1995-09-13 | 建設省土木研究所長 | 電磁波による土の乾燥密度の測定方法 |
US5248958A (en) * | 1988-03-11 | 1993-09-28 | Marcel Milin | Hertzian-wave intrusion detetor |
DE4300949C1 (de) * | 1993-01-15 | 1994-05-26 | Max Planck Gesellschaft | Duales Mikrowelleninterferometer |
SE501473C2 (sv) * | 1993-02-03 | 1995-02-27 | Stiftelsen Metallurg Forsk | Sätt att bestämma gasers och flammors tillstånd i smält och förbränningsprocesser |
JP3139874B2 (ja) * | 1993-03-30 | 2001-03-05 | 株式会社東芝 | 濃度計 |
JPH0763705A (ja) * | 1993-08-26 | 1995-03-10 | Tokimec Inc | 氷分濃度計測装置 |
US5521600A (en) * | 1994-09-06 | 1996-05-28 | The Regents Of The University Of California | Range-gated field disturbance sensor with range-sensitivity compensation |
-
1995
- 1995-03-17 US US08/405,644 patent/US5576627A/en not_active Expired - Lifetime
-
1996
- 1996-03-15 AT AT96923186T patent/ATE217977T1/de active
- 1996-03-15 AU AU63766/96A patent/AU6376696A/en not_active Abandoned
- 1996-03-15 EP EP96923186A patent/EP0829020B1/de not_active Expired - Lifetime
- 1996-03-15 CA CA002215506A patent/CA2215506C/en not_active Expired - Lifetime
- 1996-03-15 WO PCT/US1996/003583 patent/WO1996030771A2/en active IP Right Grant
- 1996-03-15 JP JP52945896A patent/JP4015191B2/ja not_active Expired - Lifetime
- 1996-03-15 DE DE69621331T patent/DE69621331T2/de not_active Expired - Lifetime
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CA2215506A1 (en) | 1996-10-03 |
EP0829020A2 (de) | 1998-03-18 |
AU6376696A (en) | 1996-10-16 |
WO1996030771A2 (en) | 1996-10-03 |
EP0829020B1 (de) | 2002-05-22 |
DE69621331T2 (de) | 2003-01-09 |
US5576627A (en) | 1996-11-19 |
WO1996030771A3 (en) | 1996-11-21 |
CA2215506C (en) | 2009-05-19 |
EP0829020A4 (de) | 1998-07-08 |
ATE217977T1 (de) | 2002-06-15 |
JP4015191B2 (ja) | 2007-11-28 |
JPH11503229A (ja) | 1999-03-23 |
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