JPH08511341A - 超広帯域レーダの運動センサ - Google Patents
超広帯域レーダの運動センサInfo
- Publication number
- JPH08511341A JPH08511341A JP6523338A JP52333894A JPH08511341A JP H08511341 A JPH08511341 A JP H08511341A JP 6523338 A JP6523338 A JP 6523338A JP 52333894 A JP52333894 A JP 52333894A JP H08511341 A JPH08511341 A JP H08511341A
- Authority
- JP
- Japan
- Prior art keywords
- uwb
- pulse
- radar
- generator
- sensor
- 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.)
- Granted
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
- 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
-
- 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
- G01S13/887—Radar or analogous systems specially adapted for specific applications for detection of concealed objects, e.g. contraband or weapons
- G01S13/888—Radar or analogous systems specially adapted for specific applications for detection of concealed objects, e.g. contraband or weapons through wall detection
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/0507—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves using microwaves or terahertz 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
- G01S13/06—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
- 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
- G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
- G01S13/56—Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection
-
- 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
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7235—Details of waveform analysis
- A61B5/7239—Details of waveform analysis using differentiation including higher order derivatives
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Signal Processing (AREA)
- Pathology (AREA)
- Animal Behavior & Ethology (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Radiology & Medical Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Electromagnetism (AREA)
- Radar Systems Or Details Thereof (AREA)
- Geophysics And Detection Of Objects (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.超広帯域(UWB)レーダパルスを送信し、 固定レンジからの反射パルスを検出し、 繰り返しパルスに対し検出パルスを平均化し、そして 平均値の変化を測定する、 という段階を備えたことを特徴とする方法。 2.固定レンジからの反射パルスを検出する上記段階は、送信パルスの放射後 に固定の遅延でサンプリングゲートを開くことによって行う請求項1に記載の方 法。 3.レンジを調整することを更に含む請求項1に記載の方法。 4.約1,000ないし10,000個のパルスを平均化する請求項1に記載 の方法。 5.送信パルスのパルス繰り返し周波数にディザ作用を与えることを含む請求 項1に記載の方法。 6.5ns未満のパルス巾でUWBレーダパルスを送信することを含む請求項 1に記載の方法。 7.1ns未満のパルス巾でUWBレーダパルスを送信することを含む請求項 1に記載の方法。 8.2つの異なるレンジからの信号を測定しそして2つのレンジからの信号間 の時間差から速度を決定する請求項1に記載の方法。 9.アンテナのリングダウンによって生じた反射パルスを検出することを更に 含む請求項1に記載の方法。 10.同調回路又はバンドパスフィルタをショック励起することにより送信レ ーダパルスを形成することを更に含む請求項1に記載の方法。 11.発振器を変調することによって送信レーダパルスを形成することを更に 含む請求項1に記載の方法。 12.上記レーダパルスは、キャリア周波数なしに送信される請求項1に記載 の方法。 13.パルス繰り返しインターバル発生器と、 上記パルス繰り返しインターバル発生器に接続された固定基準遅延手段と、 上記基準遅延手段に接続された送信パルス発生器と、 上記送信パルス発生器に接続された送信アンテナと、 上記パルス繰り返しインターバル発生器に接続された調整可能な遅延手段と、 上記調整可能な遅延手段に接続されたゲートパルス発生器と、 上記ゲートパルス発生器に接続されたUWBレーダ受信器と、 上記UWB受信器に接続された受信アンテナと、 上記UWB受信器に接続された信号処理手段とを備えたことを特徴とする超広 帯域(UWB)レーダの運動センサ。 14.上記信号処理手段に接続されたアラーム手段を更に備えた請求項13に 記載のセンサ。 15.上記パルス繰り返しインターバル発生器に接続されたノイズ発生器を更 に備えた請求項13に記載のセンサ。 16.上記調整可能な遅延手段に接続されたレンジ調整手段を更に備えた請求 項13に記載のセンサ。 17.上記信号処理手段は、積分器の後に微分器を備えている請求項13に記 載のセンサ。 18.上記信号処理手段は、バンドパスフィルタである請求項13に記載のセ ンサ。 19.上記パルス繰り返しインターバル発生器は、ディザ型パルス発生器であ る請求項13に記載のセンサ。 20.2つの固定レンジ間を繰り返し切り換えるために上記調整可能な遅延手 段に接続された方形波発振器と、UWB受信器の出力を各レンジに対する個別の 運動検出器に対して切り換えるためにUWB受信器の出力及び方形波発振器に接 続されたアナログスイッチとを更に備えた請求項13に記載のセンサ。 21.上記ゲートインパルス発生器に接続された第2UWBレーダ受信器と、 該第2UWBレーダ受信器に接続された第2の受信アンテナと、該第2受信アン テナと上記第2のUWB受信器との間或いは上記ゲートインパルス発生器と上記 UWB受信器の1つとの間に配置された遅延線とを更に備えた請求項13に記載 のセンサ。 22.上記UWBレーダ受信器は、約1,000ないし10,000個のパル スを平均化する請求項13に記載のセンサ。 23.上記送信及び受信アンテナは、アンテナリングダウンを示すダイポール 対で形成される請求項13に記載のセンサ。 24.上記送信パルス発生器は、ショック励起される同調回路又はバンドパス フィルタより成る請求項13に記載のセンサ。 25.上記送信パルス発生器は、変調発振器より成る請求項13に記載のセン サ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08044717 US5361070B1 (en) | 1993-04-12 | 1993-04-12 | Ultra-wideband radar motion sensor |
US08/044,717 | 1993-04-12 | ||
PCT/US1994/003892 WO1994024579A1 (en) | 1993-04-12 | 1994-04-08 | Ultra-wideband radar motion sensor |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003172294A Division JP3648236B2 (ja) | 1993-04-12 | 2003-06-17 | 超広帯域レーダの運動センサ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH08511341A true JPH08511341A (ja) | 1996-11-26 |
JP3471803B2 JP3471803B2 (ja) | 2003-12-02 |
Family
ID=21933942
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52333894A Expired - Lifetime JP3471803B2 (ja) | 1993-04-12 | 1994-04-08 | 超広帯域レーダの運動センサ |
JP2003172294A Expired - Lifetime JP3648236B2 (ja) | 1993-04-12 | 2003-06-17 | 超広帯域レーダの運動センサ |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003172294A Expired - Lifetime JP3648236B2 (ja) | 1993-04-12 | 2003-06-17 | 超広帯域レーダの運動センサ |
Country Status (8)
Country | Link |
---|---|
US (1) | US5361070B1 (ja) |
EP (2) | EP1178330B1 (ja) |
JP (2) | JP3471803B2 (ja) |
KR (1) | KR100322662B1 (ja) |
AT (2) | ATE278969T1 (ja) |
CA (2) | CA2503382C (ja) |
DE (2) | DE69434064T2 (ja) |
WO (1) | WO1994024579A1 (ja) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001116822A (ja) * | 1999-10-19 | 2001-04-27 | Micro Wave Lab:Kk | マイクロ波帯パルス送受信機 |
WO2005038483A1 (ja) * | 2003-10-17 | 2005-04-28 | Aisin Seiki Kabushiki Kaisha | 近接センサ |
WO2005076035A1 (ja) * | 2004-02-09 | 2005-08-18 | Anritsu Corporation | レーダ装置 |
JP2006313163A (ja) * | 2005-05-03 | 2006-11-16 | Ma Com Inc | 短電子パルス発生装置及びその方法 |
JP2009537012A (ja) * | 2006-05-11 | 2009-10-22 | 株式会社ライフセンサー | 超広帯域探測信号の支援により移動物体を検出するセンサ |
JP2010093491A (ja) * | 2008-10-07 | 2010-04-22 | National Institute Of Information & Communication Technology | パルス信号発生装置 |
JP2011242224A (ja) * | 2010-05-17 | 2011-12-01 | Fujitsu Ltd | 広帯域レーダ装置及び広帯域レーダ装置の制御方法 |
US8284027B2 (en) | 2004-03-17 | 2012-10-09 | Brother Kogyo Kabushiki Kaisha | Position detecting system, responder and interrogator, wireless communication system, position detecting method, position detecting program, and information recording medium |
JP2016173269A (ja) * | 2015-03-16 | 2016-09-29 | 三菱電機株式会社 | センサ制御システム |
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US5523760A (en) * | 1993-04-12 | 1996-06-04 | The Regents Of The University Of California | Ultra-wideband receiver |
US5757320A (en) * | 1993-04-12 | 1998-05-26 | The Regents Of The University Of California | Short range, ultra-wideband radar with high resolution swept range gate |
US5519400A (en) * | 1993-04-12 | 1996-05-21 | The Regents Of The University Of California | Phase coded, micro-power impulse radar motion sensor |
US5774091A (en) * | 1993-04-12 | 1998-06-30 | The Regents Of The University Of California | Short range micro-power impulse radar with high resolution swept range gate with damped transmit and receive cavities |
DE4405238C2 (de) | 1994-02-18 | 1998-07-09 | Endress Hauser Gmbh Co | Anordnung zur Messung des Füllstands in einem Behälter |
US5748891A (en) * | 1994-07-22 | 1998-05-05 | Aether Wire & Location | Spread spectrum localizers |
US5573012A (en) * | 1994-08-09 | 1996-11-12 | The Regents Of The University Of California | Body monitoring and imaging apparatus and method |
US5543799A (en) * | 1994-09-02 | 1996-08-06 | Zircon Corporation | Swept range gate radar system for detection of nearby objects |
US5682164A (en) * | 1994-09-06 | 1997-10-28 | The Regents Of The University Of California | Pulse homodyne field disturbance sensor |
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- 1994-04-08 AT AT01119373T patent/ATE278969T1/de not_active IP Right Cessation
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JP2016173269A (ja) * | 2015-03-16 | 2016-09-29 | 三菱電機株式会社 | センサ制御システム |
Also Published As
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EP0694171A4 (en) | 1996-04-17 |
EP1178330B1 (en) | 2004-10-06 |
CA2160352C (en) | 2006-01-10 |
EP1178330A1 (en) | 2002-02-06 |
DE69434064T2 (de) | 2005-10-06 |
ATE214853T1 (de) | 2002-04-15 |
DE69430195D1 (de) | 2002-04-25 |
KR100322662B1 (ko) | 2002-06-20 |
JP3471803B2 (ja) | 2003-12-02 |
DE69430195T2 (de) | 2002-10-24 |
JP3648236B2 (ja) | 2005-05-18 |
US5361070B1 (en) | 2000-05-16 |
JP2004004100A (ja) | 2004-01-08 |
US5361070A (en) | 1994-11-01 |
CA2503382C (en) | 2008-08-05 |
ATE278969T1 (de) | 2004-10-15 |
EP0694171B1 (en) | 2002-03-20 |
DE69434064D1 (de) | 2004-11-11 |
CA2160352A1 (en) | 1994-10-27 |
KR960702111A (ko) | 1996-03-28 |
WO1994024579A1 (en) | 1994-10-27 |
EP0694171A1 (en) | 1996-01-31 |
CA2503382A1 (en) | 1994-10-27 |
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