DE69224248D1 - FM-Radarsystem - Google Patents
FM-RadarsystemInfo
- Publication number
- DE69224248D1 DE69224248D1 DE69224248T DE69224248T DE69224248D1 DE 69224248 D1 DE69224248 D1 DE 69224248D1 DE 69224248 T DE69224248 T DE 69224248T DE 69224248 T DE69224248 T DE 69224248T DE 69224248 D1 DE69224248 D1 DE 69224248D1
- Authority
- DE
- Germany
- Prior art keywords
- radar system
- radar
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
-
- 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
- G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
- G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
-
- 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
- G01S13/87—Combinations of radar systems, e.g. primary radar and secondary radar
-
- 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
- G01S7/03—Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
- G01S7/032—Constructional details for solid-state radar subsystems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/247—Supports; Mounting means by structural association with other equipment or articles with receiving set with frequency mixer, e.g. for direct satellite reception or Doppler radar
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/32—Adaptation for use in or on road or rail vehicles
- H01Q1/3208—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used
- H01Q1/3233—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used particular used as part of a sensor or in a security system, e.g. for automotive radar, navigation systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
- H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
- H01Q1/525—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas between emitting and receiving antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
- H01Q21/065—Patch antenna array
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
- H01Q3/245—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching in the focal plane of a focussing device
-
- 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
- G01S13/88—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
-
- 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
- G01S2013/93272—Sensor installation details in the back of the 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
- G01S13/88—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
- G01S2013/93274—Sensor installation details on the side of the vehicles
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3253097A JP2779559B2 (ja) | 1991-09-04 | 1991-09-04 | レーダ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69224248D1 true DE69224248D1 (de) | 1998-03-05 |
DE69224248T2 DE69224248T2 (de) | 1998-05-14 |
Family
ID=17246449
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69224248T Expired - Fee Related DE69224248T2 (de) | 1991-09-04 | 1992-09-02 | FM-Radarsystem |
Country Status (4)
Country | Link |
---|---|
US (3) | US5495255A (de) |
EP (1) | EP0531877B1 (de) |
JP (1) | JP2779559B2 (de) |
DE (1) | DE69224248T2 (de) |
Families Citing this family (68)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3262238B2 (ja) * | 1993-01-13 | 2002-03-04 | 本田技研工業株式会社 | 非放射性誘電体線路ミキサー |
US6133795A (en) * | 1994-06-24 | 2000-10-17 | Williams; Roscoe Charles | Oscillator circuit |
GB2291551B (en) * | 1994-06-24 | 1998-03-18 | Roscoe C Williams Limited | Electronic viewing aid |
JP3308734B2 (ja) * | 1994-10-13 | 2002-07-29 | 本田技研工業株式会社 | レーダーモジュール |
JP2768439B2 (ja) * | 1994-11-08 | 1998-06-25 | 本田技研工業株式会社 | Fm−cw方式マルチビームレーダー装置 |
JP3302849B2 (ja) * | 1994-11-28 | 2002-07-15 | 本田技研工業株式会社 | 車載用レーダーモジュール |
GB9500878D0 (en) * | 1995-01-17 | 1995-03-15 | Thorn Emi Electronics Ltd | Method and apparatus for estimating the detection range of a radar |
GB2298523A (en) * | 1995-03-03 | 1996-09-04 | Marconi Gec Ltd | Integrated microwave circuit |
GB9504259D0 (en) * | 1995-03-03 | 1995-04-19 | Marconi Gec Ltd | Integrated microwave circuit board for millimetric wavelengths |
JP2782053B2 (ja) | 1995-03-23 | 1998-07-30 | 本田技研工業株式会社 | レーダーモジュール及びアンテナ装置 |
US5903821A (en) * | 1995-07-13 | 1999-05-11 | Sony Corporation | Portable telephone with microstrip antennas |
JP3602258B2 (ja) * | 1996-05-02 | 2004-12-15 | 本田技研工業株式会社 | マルチビーム・レーダアンテナ |
US5933109A (en) * | 1996-05-02 | 1999-08-03 | Honda Giken Kabushiki Kaisha | Multibeam radar system |
US5924021A (en) * | 1996-09-03 | 1999-07-13 | Raytheon Company | Frequency conversion circuit and method for millimeter wave radio |
JPH1093322A (ja) * | 1996-09-18 | 1998-04-10 | Honda Motor Co Ltd | アンテナ装置 |
JPH1093321A (ja) * | 1996-09-18 | 1998-04-10 | Honda Motor Co Ltd | アンテナ装置 |
FR2756121B1 (fr) * | 1996-11-21 | 1998-12-24 | Alsthom Cge Alcatel | Systeme de relais d'emission |
SE510995C2 (sv) * | 1997-03-24 | 1999-07-19 | Ericsson Telefon Ab L M | Aktiv sändnings/mottagnings gruppantenn |
US5929802A (en) * | 1997-11-21 | 1999-07-27 | Raytheon Company | Automotive forward looking sensor application |
DE69813005T2 (de) * | 1997-11-21 | 2004-01-29 | Raytheon Co | Vorwärtssichtsensor für kraftfahrzeuge |
US6002920A (en) * | 1998-05-19 | 1999-12-14 | Northrop Grumman Corporation | Method and device for modifying a radio frequency range of a radio transceiver |
WO2000040999A1 (de) * | 1999-01-07 | 2000-07-13 | Siemens Aktiengesellschaft | Verfahren zur erfassung von zielobjekten und zur bestimmung deren richtung für ein radargerät in kraftfahrzeugen |
JP4035252B2 (ja) | 1999-02-04 | 2008-01-16 | 本田技研工業株式会社 | レーダ装置 |
US6583763B2 (en) * | 1999-04-26 | 2003-06-24 | Andrew Corporation | Antenna structure and installation |
US6812905B2 (en) | 1999-04-26 | 2004-11-02 | Andrew Corporation | Integrated active antenna for multi-carrier applications |
GB2352893A (en) * | 1999-08-05 | 2001-02-07 | Secr Defence | Improvements in electromagnetic wave receiver front ends |
EP1287380A2 (de) * | 1999-09-08 | 2003-03-05 | Witten Technologies Inc. | Gruppenantenne und zeitgeberschaltung für bodenradar |
US6266010B1 (en) | 1999-09-16 | 2001-07-24 | Lockheed Martin Corporation | Method and apparatus for transmitting and receiving signals using electronic beam forming |
DE10348226A1 (de) * | 2003-10-10 | 2005-05-04 | Valeo Schalter & Sensoren Gmbh | Radarsystem mit umschaltbarer Winkelauflösung |
US6700526B2 (en) * | 2000-09-08 | 2004-03-02 | Witten Technologies Inc. | Method and apparatus for identifying buried objects using ground penetrating radar |
GB2387274B (en) * | 2000-11-01 | 2004-09-01 | Andrew Corp | Distributed antenna systems |
ITRM20010323A1 (it) * | 2001-06-08 | 2002-12-09 | Tes Teleinformatica E Sistemi | Ricetrasmettitore, o transponder, ad elevata stabilita' di fase, particolarmente per sistemi radar ad apertura sintetica, o sar. |
GB0114266D0 (en) * | 2001-06-12 | 2001-08-01 | Ciba Sc Holding Ag | Laser marking method |
FR2829621B1 (fr) * | 2001-09-13 | 2005-03-04 | Sagem | Antenne a element rayonnant a un plan de masse, de petites dimensions par rapport a la longueur d'onde |
JP4719939B2 (ja) * | 2001-09-20 | 2011-07-06 | Toto株式会社 | センサ装置 |
JP3883847B2 (ja) * | 2001-11-19 | 2007-02-21 | 株式会社日立製作所 | 車載用信号処理装置 |
DE10163653A1 (de) * | 2001-12-21 | 2003-07-03 | Bosch Gmbh Robert | Vorrichtung für ein Radarsystem |
GB2390225A (en) * | 2002-06-28 | 2003-12-31 | Picochip Designs Ltd | Radio transceiver antenna arrangement |
DE10233523A1 (de) * | 2002-07-23 | 2004-02-05 | S.M.S., Smart Microwave Sensors Gmbh | Sensor zum Aussenden und Empfangen von elektromagnetischen Signalen |
DE10240494A1 (de) * | 2002-09-03 | 2004-03-11 | Robert Bosch Gmbh | Puls-Radar-Sensor |
US6983174B2 (en) * | 2002-09-18 | 2006-01-03 | Andrew Corporation | Distributed active transmit and/or receive antenna |
US6906681B2 (en) * | 2002-09-27 | 2005-06-14 | Andrew Corporation | Multicarrier distributed active antenna |
US7280848B2 (en) * | 2002-09-30 | 2007-10-09 | Andrew Corporation | Active array antenna and system for beamforming |
US6954177B2 (en) * | 2002-11-07 | 2005-10-11 | M/A-Com, Inc. | Microstrip antenna array with periodic filters for enhanced performance |
JP4204358B2 (ja) * | 2003-03-20 | 2009-01-07 | 富士通テン株式会社 | 送受信共用fm−cwレーダ装置及びその信号処理方法 |
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 |
DE10360890A1 (de) * | 2003-12-19 | 2005-07-21 | Robert Bosch Gmbh | Radarsensor und Verfahren zu dessen Betrieb |
JP2006010329A (ja) * | 2004-06-22 | 2006-01-12 | Fujitsu Ten Ltd | レーダのタイミング調整方法およびタイミング自動調整機能を有するレーダ装置 |
DE102004046611A1 (de) * | 2004-09-25 | 2006-03-30 | Robert Bosch Gmbh | Verfahren zur Abarbeitung eines Computerprogramms auf einem Computersystem |
US20100035468A1 (en) * | 2005-05-24 | 2010-02-11 | Radiall Incorporated Dba Radiall Antenna Technology | Common integrated circuit for multiple antennas and methods |
US7898344B2 (en) * | 2006-09-12 | 2011-03-01 | Fujitsu Limited | Phase-locked oscillator and multi-radar system using same |
US7573420B2 (en) * | 2007-05-14 | 2009-08-11 | Infineon Technologies Ag | RF front-end for a radar system |
JP4769684B2 (ja) * | 2006-10-12 | 2011-09-07 | 株式会社デンソーアイティーラボラトリ | 電子走査式レーダ装置 |
US7796684B2 (en) * | 2007-02-26 | 2010-09-14 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | RF transceiver adapted for signal isolators and proximity sensors |
US7973700B2 (en) * | 2008-01-31 | 2011-07-05 | Denso International America, Inc. | Dual transmitting antenna system |
US7924217B2 (en) | 2008-06-03 | 2011-04-12 | Rosemount Tank Radar Ab | High sensitivity frequency modulated radar level gauge system |
FR2933204A1 (fr) * | 2008-06-26 | 2010-01-01 | Peugeot Citroen Automobiles Sa | Systeme d'analyse d'un environnement, notamment de vehicule automobile, au moyen d'ondes radioelectriques, et dispositif d'emission/reception associe |
US8593369B2 (en) * | 2008-11-12 | 2013-11-26 | Navico Holding As | Antenna assembly |
US20110140949A1 (en) * | 2009-12-16 | 2011-06-16 | Electronics And Telecommunications Research Institute | Mimo radar apparatus and wireless communication method using the same |
DE102010041372A1 (de) * | 2010-09-24 | 2012-03-29 | Siemens Aktiengesellschaft | Verfahren und Vorrichtung zur Verarbeitung von Signalen |
WO2013055272A1 (en) * | 2011-10-14 | 2013-04-18 | Saab Ab | Short range radar system |
KR101442475B1 (ko) * | 2012-03-08 | 2014-09-23 | 주식회사 한라홀딩스 | 레이더 장치 |
KR101323064B1 (ko) | 2012-05-09 | 2013-10-29 | 주식회사 만도 | 레이더 장치 |
US10591592B2 (en) | 2015-06-15 | 2020-03-17 | Humatics Corporation | High-precision time of flight measurement systems |
US10422870B2 (en) | 2015-06-15 | 2019-09-24 | Humatics Corporation | High precision time of flight measurement system for industrial automation |
KR20180096695A (ko) | 2015-12-17 | 2018-08-29 | 휴매틱스 코포레이션 | 무선-주파수 위치 측정 기술 및 관련 시스템, 디바이스 및 방법 |
US10109910B2 (en) * | 2016-05-26 | 2018-10-23 | Delphi Technologies, Inc. | Antenna device with accurate beam elevation control useable on an automated vehicle |
US11585890B2 (en) * | 2018-04-02 | 2023-02-21 | Maxlinear, Inc. | Phased array automotive radar |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1532324A (fr) * | 1967-03-16 | 1968-07-12 | Telecomm Radioelectriques & Te | Radar à modulation de fréquence à compression spectrale du signal à fréquence intermédiaire |
JPS5598380A (en) * | 1979-01-22 | 1980-07-26 | Nissan Motor Co Ltd | Doppler radar for short distance |
JPS5618774A (en) * | 1979-07-24 | 1981-02-21 | Honda Motor Co Ltd | Radar apparatus for automobile |
JPS573061A (en) * | 1980-06-07 | 1982-01-08 | Hitachi Ltd | Doppler radar device |
JP2678794B2 (ja) * | 1989-07-21 | 1997-11-17 | 本田技研工業株式会社 | 高周波送信機 |
JPH0378679A (ja) * | 1989-08-23 | 1991-04-03 | Hitachi Ltd | ドップラレーダモジュール |
US5008678A (en) * | 1990-03-02 | 1991-04-16 | Hughes Aircraft Company | Electronically scanning vehicle radar sensor |
US5115245A (en) * | 1990-09-04 | 1992-05-19 | Hughes Aircraft Company | Single substrate microwave radar transceiver including flip-chip integrated circuits |
JP2665834B2 (ja) * | 1991-02-15 | 1997-10-22 | 本田技研工業株式会社 | Fmレーダ |
JP3039188U (ja) * | 1996-10-29 | 1997-07-11 | 原 久子 | 監視記録装置 |
-
1991
- 1991-09-04 JP JP3253097A patent/JP2779559B2/ja not_active Expired - Fee Related
-
1992
- 1992-09-02 EP EP92114996A patent/EP0531877B1/de not_active Expired - Lifetime
- 1992-09-02 DE DE69224248T patent/DE69224248T2/de not_active Expired - Fee Related
-
1993
- 1993-11-02 US US08/147,461 patent/US5495255A/en not_active Expired - Fee Related
-
1995
- 1995-08-15 US US08/515,322 patent/US5614909A/en not_active Expired - Lifetime
-
1997
- 1997-03-21 US US08/822,768 patent/US5896104A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5495255A (en) | 1996-02-27 |
EP0531877B1 (de) | 1998-01-28 |
DE69224248T2 (de) | 1998-05-14 |
JP2779559B2 (ja) | 1998-07-23 |
EP0531877A1 (de) | 1993-03-17 |
US5614909A (en) | 1997-03-25 |
JPH06300834A (ja) | 1994-10-28 |
US5896104A (en) | 1999-04-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |