PT96095A - Disposicao de identificacao de veiculo em estrada de faixas multiplas com antena de ganho elevado - Google Patents
Disposicao de identificacao de veiculo em estrada de faixas multiplas com antena de ganho elevadoInfo
- Publication number
- PT96095A PT96095A PT96095A PT9609590A PT96095A PT 96095 A PT96095 A PT 96095A PT 96095 A PT96095 A PT 96095A PT 9609590 A PT9609590 A PT 9609590A PT 96095 A PT96095 A PT 96095A
- Authority
- PT
- Portugal
- Prior art keywords
- identification device
- vehicle identification
- high gain
- gain antenna
- multiple band
- Prior art date
Links
- 239000000463 material Substances 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
- G07B15/00—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points
- G07B15/06—Arrangements for road pricing or congestion charging of vehicles or vehicle users, e.g. automatic toll systems
- G07B15/063—Arrangements for road pricing or congestion charging of vehicles or vehicle users, e.g. automatic toll systems using wireless information transmission between the vehicle and a fixed station
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
- B61L25/02—Indicating or recording positions or identities of vehicles or trains
- B61L25/04—Indicating or recording train identities
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
- B61L25/02—Indicating or recording positions or identities of vehicles or trains
- B61L25/04—Indicating or recording train identities
- B61L25/048—Indicating or recording train identities using programmable tags
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/0723—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/20—Individual registration on entry or exit involving the use of a pass
- G07C9/28—Individual registration on entry or exit involving the use of a pass the pass enabling tracking or indicating presence
-
- 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
- G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Finance (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Radar Systems Or Details Thereof (AREA)
- Aerials With Secondary Devices (AREA)
- Details Of Aerials (AREA)
- Traffic Control Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/446,234 US5164732A (en) | 1980-02-13 | 1989-12-05 | Highway vehicle identification system with high gain antenna |
Publications (2)
Publication Number | Publication Date |
---|---|
PT96095A true PT96095A (pt) | 1992-09-30 |
PT96095B PT96095B (pt) | 1998-05-29 |
Family
ID=23771827
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT96095A PT96095B (pt) | 1989-12-05 | 1990-12-05 | Disposicao de identificacao de veiculo em estrada de faixas multiplas com antena de ganho elevado |
Country Status (8)
Country | Link |
---|---|
US (1) | US5164732A (pt) |
EP (1) | EP0504188B1 (pt) |
AT (1) | ATE155914T1 (pt) |
AU (2) | AU652137B2 (pt) |
DE (1) | DE69031128T2 (pt) |
IE (1) | IE904337A1 (pt) |
PT (1) | PT96095B (pt) |
WO (1) | WO1991008557A2 (pt) |
Families Citing this family (73)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2229845B (en) * | 1989-04-01 | 1993-08-04 | Avery Ltd W & T | Transaction system |
SE500030C2 (sv) * | 1990-05-14 | 1994-03-21 | Bengt Henoch | Förfarande för att lagra komplicerade produkters livsdata |
FR2669475B1 (fr) * | 1990-11-16 | 1993-01-22 | Thomson Composants Microondes | Modem pour badge hyperfrequence, a amplificateur a reflexion. |
US5257011A (en) * | 1991-12-03 | 1993-10-26 | Avid Corporation | Data altering means for multi-memory electronic identification tag |
US5249027A (en) * | 1992-03-16 | 1993-09-28 | Rockwell International Corporation | Inter-vehicle distance measuring system |
US5294931A (en) * | 1992-04-29 | 1994-03-15 | Texas Instruments Deutschland Gmbh | Method of interrogating a plurality of transponders arranged in the transmission range of an interrogating device and transponders for use in the said method |
US6741178B1 (en) * | 1992-06-17 | 2004-05-25 | Micron Technology, Inc | Electrically powered postage stamp or mailing or shipping label operative with radio frequency (RF) communication |
EP0578060B1 (de) * | 1992-07-04 | 1998-04-29 | Robert Bosch Gmbh | Verfahren zur Datenübertragung zwischen einer Feststation und sich bewegenden Objekten |
US7158031B2 (en) | 1992-08-12 | 2007-01-02 | Micron Technology, Inc. | Thin, flexible, RFID label and system for use |
US5396251A (en) * | 1992-12-15 | 1995-03-07 | Texas Instruments Deutschland Gmbh | Electronic transponder tuning procedure |
US5701127A (en) * | 1993-02-23 | 1997-12-23 | Texas Instruments Incorporated | Automatic vehicle identification system capable of vehicle lane discrimination |
DE4327385A1 (de) * | 1993-08-14 | 1995-02-16 | Horst Dr Baehring | Anlage zur Erfassung der von einem Kraftfahrzeug zurückgelegten Wegstrecke |
US5430447A (en) * | 1993-08-23 | 1995-07-04 | Texas Instruments Deutschland Gmbh | Protection against manipulation of batteryless read/write transponders |
US5477217A (en) * | 1994-02-18 | 1995-12-19 | International Road Dynamics | Bidirectional road traffic sensor |
US5488376A (en) * | 1994-04-26 | 1996-01-30 | Texas Instruments Incorporated | Transponder interface circuit |
US5448242A (en) * | 1994-04-26 | 1995-09-05 | Texas Instruments Incorporated | Modulation field detection, method and structure |
US5450087A (en) * | 1994-04-06 | 1995-09-12 | Texas Instruments Incorporated | Transponder maintenance mode method |
US5471212A (en) * | 1994-04-26 | 1995-11-28 | Texas Instruments Incorporated | Multi-stage transponder wake-up, method and structure |
US5525992A (en) * | 1994-11-14 | 1996-06-11 | Texas Instruments Deutschland Gmbh | Method and system for conserving power in a recognition system |
US5646632A (en) * | 1994-11-14 | 1997-07-08 | Lucent Technologies Inc. | Method and apparatus for a portable communication device to identify its own location |
JP3185576B2 (ja) * | 1994-12-22 | 2001-07-11 | 株式会社デンソー | 車両用通信装置 |
JP3528435B2 (ja) * | 1996-06-27 | 2004-05-17 | トヨタ自動車株式会社 | 路上物体検出装置 |
US5900825A (en) * | 1996-08-01 | 1999-05-04 | Manitto Technologies, Inc. | System and method for communicating location and direction specific information to a vehicle |
US5809142A (en) * | 1996-08-14 | 1998-09-15 | Texas Instruments Incorporated | Method and system for calculating a user account balance in a recognition system |
US6329213B1 (en) | 1997-05-01 | 2001-12-11 | Micron Technology, Inc. | Methods for forming integrated circuits within substrates |
US6339385B1 (en) | 1997-08-20 | 2002-01-15 | Micron Technology, Inc. | Electronic communication devices, methods of forming electrical communication devices, and communication methods |
JP3102394B2 (ja) * | 1997-11-07 | 2000-10-23 | 日本電気株式会社 | 路車間通信方式 |
JP3092573B2 (ja) * | 1997-12-01 | 2000-09-25 | 日本電気株式会社 | 車両位置検出システム |
US6441740B1 (en) * | 1998-02-27 | 2002-08-27 | Intermec Ip Corp. | Radio frequency identification transponder having a reflector |
FR2790848B1 (fr) * | 1999-03-12 | 2003-05-09 | Ascom Monetel Sa | Lecteur de carte sans contact resistant au vandalisme |
CA2265398A1 (en) | 1999-03-17 | 2000-09-17 | Mark Iv Industries Limited | Radio frequency highway management system |
AU6674000A (en) * | 1999-08-11 | 2001-03-13 | Mark Iv Industries Limited | Method and means for rf toll collection |
CA2307361C (en) * | 2000-05-01 | 2008-04-08 | Mark Iv Industries Limited | Multiple protocol transponder |
JP2003099125A (ja) * | 2001-09-26 | 2003-04-04 | Matsushita Electric Ind Co Ltd | 電磁波マーカと電磁波マーカシステム |
US7764197B2 (en) * | 2001-10-17 | 2010-07-27 | United Toll Systems, Inc. | System and synchronization process for inductive loops in a multilane environment |
US6864804B1 (en) * | 2001-10-17 | 2005-03-08 | Jim Allen | Ferromagnetic loop |
US7725348B1 (en) | 2001-10-17 | 2010-05-25 | United Toll Systems, Inc. | Multilane vehicle information capture system |
US8331621B1 (en) | 2001-10-17 | 2012-12-11 | United Toll Systems, Inc. | Vehicle image capture system |
US7734500B1 (en) | 2001-10-17 | 2010-06-08 | United Toll Systems, Inc. | Multiple RF read zone system |
US20030200227A1 (en) * | 2002-04-19 | 2003-10-23 | Ressler M. Kyle | Vehicle and driver identification system |
US7697946B2 (en) | 2002-06-04 | 2010-04-13 | Forster Ian J | Reflective communication using radio-frequency devices |
US20040227616A1 (en) * | 2003-05-16 | 2004-11-18 | Mark Iv Industries Limited | Handheld reader and method of testing transponders using same |
KR100946935B1 (ko) * | 2003-06-02 | 2010-03-09 | 삼성전자주식회사 | 이동체의 위치검출장치 |
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 |
US20050127677A1 (en) * | 2003-12-03 | 2005-06-16 | Luttrull Jeffrey K. | Roadway generating electrical power by incorporating piezoelectric materials |
US7512236B1 (en) | 2004-08-06 | 2009-03-31 | Mark Iv Industries Corporation | System and method for secure mobile commerce |
US7233260B2 (en) * | 2004-10-05 | 2007-06-19 | Mark Iv Industries Corp. | Electronic toll collection system |
US7262711B2 (en) * | 2004-10-20 | 2007-08-28 | Mark Iv Industries Corp. | External indicator for electronic toll communications |
US20060176153A1 (en) * | 2005-02-09 | 2006-08-10 | Wai-Cheung Tang | RF transponder with electromechanical power |
US20060220794A1 (en) * | 2005-04-04 | 2006-10-05 | Jeffrey Zhu | Phase modulation for backscatter transponders |
CA2544595A1 (en) * | 2005-04-22 | 2006-10-22 | Mark Iv Industries Corp. | Open road vehicle emissions inspection |
US7518532B2 (en) * | 2005-05-26 | 2009-04-14 | Tc License Ltd. | Intermodulation mitigation technique in an RFID system |
US7385525B2 (en) * | 2005-07-07 | 2008-06-10 | Mark Iv Industries Corporation | Dynamic timing adjustment in an electronic toll collection system |
US7327108B2 (en) * | 2005-08-24 | 2008-02-05 | Wayne-Dalton Corp. | System and methods for automatically moving access barriers initiated by mobile transmitter devices |
US8058970B2 (en) * | 2005-08-24 | 2011-11-15 | Homerun Holdings Corporation | System and methods for automatically moving access barriers initiated by mobile transmitter devices |
US7327107B2 (en) | 2005-08-24 | 2008-02-05 | Wayne-Dalton Corp. | System and methods for automatically moving access barriers initiated by mobile transmitter devices |
US20070046428A1 (en) * | 2005-08-24 | 2007-03-01 | Wayne-Dalton Corporation | System and methods for automatically moving access barriers initiated by mobile transmitter devices |
US20070077896A1 (en) * | 2005-09-21 | 2007-04-05 | Ho Thua V | Transceiver redundancy in an electronic toll collection system |
US20070118273A1 (en) * | 2005-11-21 | 2007-05-24 | Wai-Cheung Tang | Method and system for obtaining traffic information using transponders |
US7342500B2 (en) * | 2006-03-24 | 2008-03-11 | Mark Iv Industries, Corp. | Compact microstrip transponder antenna |
US7388501B2 (en) * | 2006-05-19 | 2008-06-17 | Mark Iv Industries Corp | Method of enabling two-state operation of electronic toll collection system |
US7952021B2 (en) | 2007-05-03 | 2011-05-31 | United Toll Systems, Inc. | System and method for loop detector installation |
JP2009036698A (ja) * | 2007-08-03 | 2009-02-19 | Alps Electric Co Ltd | タイヤ情報監視装置及びタイヤ情報送信機 |
US8384560B2 (en) | 2008-03-11 | 2013-02-26 | Kapsch Trafficcom Ivhs Inc. | Real-time vehicle position determination using communications with variable latency |
US8423240B2 (en) * | 2008-06-30 | 2013-04-16 | International Electronic Machines Corporation | Wireless railroad monitoring |
CN101441908B (zh) * | 2008-12-31 | 2011-04-20 | 北京交通大学 | 具有编码自定位功能的漏泄同轴及其制作方法 |
FR2941077B1 (fr) * | 2009-01-13 | 2011-03-18 | Ajax Holding | Systeme d'identification pour collecter des donnees provenant d'au moins un vehicule |
US8760316B2 (en) | 2009-03-20 | 2014-06-24 | Kapsch Trafficcom Canada Inc. | Enhanced transponder programming in an open road toll system |
KR101294709B1 (ko) * | 2009-12-18 | 2013-08-08 | 전북대학교산학협력단 | 매설용 rfid 태그의 매설 방법 |
EP2407799B1 (en) * | 2010-07-16 | 2018-04-11 | Sivers Ima AB | Method and device for continuous wave radar measurements |
US20120104094A1 (en) * | 2010-11-01 | 2012-05-03 | Verifone, Inc. | Proximity integrated circuit card reader |
NO341037B1 (no) * | 2011-06-01 | 2017-08-07 | Q Free Asa | Kjøretøysenhet for bruk til identifisering av kjøretøy |
AU2017378421A1 (en) * | 2016-12-14 | 2019-07-04 | Herdx, Inc. | Livestock management |
Family Cites Families (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3750163A (en) * | 1962-01-23 | 1973-07-31 | Us Navy | Iff-system |
US3163860A (en) * | 1962-08-21 | 1964-12-29 | Gen Electric | Object identification system |
GB1024735A (en) * | 1963-07-05 | 1966-04-06 | Gen Electric Co Ltd | Improvements in or relating to identification systems |
US3346842A (en) * | 1965-04-20 | 1967-10-10 | Lab For Electronics Inc | Vehicle detectors |
US3594798A (en) * | 1966-03-09 | 1971-07-20 | Westinghouse Electric Corp | Underground antenna |
US3346864A (en) * | 1966-09-09 | 1967-10-10 | Northrop Corp | Underground antenna |
FR1541692A (fr) * | 1967-05-30 | 1968-10-11 | Dassault Electronique | Système électrique pour le contrôle du trafic de véhicules terrestres |
US3530434A (en) * | 1967-06-14 | 1970-09-22 | Sylvania Electric Prod | Coded frequency vehicle identification system |
US3626413A (en) * | 1970-02-02 | 1971-12-07 | Howard C Zachmann | Traffic surveillance and control system |
BE758601A (fr) * | 1970-02-24 | 1971-04-16 | Kabel Metallwerke Ghh | Ligne haute frequence |
SE364677B (pt) * | 1970-05-05 | 1974-03-04 | Sfim | |
US3713148A (en) * | 1970-05-21 | 1973-01-23 | Communications Services Corp I | Transponder apparatus and system |
US3691488A (en) * | 1970-09-14 | 1972-09-12 | Andrew Corp | Radiating coaxial cable and method of manufacture thereof |
US3803616A (en) * | 1971-03-16 | 1974-04-09 | Stanford Research Inst | Sub-surface radio surface wave launcher |
US3772668A (en) * | 1971-12-29 | 1973-11-13 | Lectrolarm Custom Systems | Freight security system |
US3839717A (en) * | 1972-01-28 | 1974-10-01 | Identification Co Inc | Communication apparatus for communicating between a first and a second object |
US3813658A (en) * | 1972-03-22 | 1974-05-28 | Charlton W | Movable-object identification system |
US3813659A (en) * | 1972-03-22 | 1974-05-28 | Rich E | Movable-object identification system |
NL162494C (nl) * | 1973-02-28 | 1980-05-16 | Philips Nv | Inrichting voor het identificeren van voertuigen. |
US3816708A (en) * | 1973-05-25 | 1974-06-11 | Proximity Devices | Electronic recognition and identification system |
US3914762A (en) * | 1973-12-27 | 1975-10-21 | Rca Corp | Electronic identification system |
GB1500289A (en) * | 1974-06-03 | 1978-02-08 | Rca Corp | Homodyne communication system |
US4075632A (en) * | 1974-08-27 | 1978-02-21 | The United States Of America As Represented By The United States Department Of Energy | Interrogation, and detection system |
NL177946C (nl) * | 1974-10-01 | 1985-12-16 | Philips Nv | Inrichting voor het identificeren van voertuigen. |
US3935432A (en) * | 1975-01-10 | 1976-01-27 | Servo Corporation Of America | Variable color label for object identification system |
US4015259A (en) * | 1975-05-21 | 1977-03-29 | The United States Of America As Represented By The Secretary Of The Army | Method and apparatus for interrogating and identifying fixed or moving targets |
US4002889A (en) * | 1975-12-08 | 1977-01-11 | Servo Corporation Of America | Self-cleaning label for automatic object identification system |
US4104630A (en) * | 1976-06-21 | 1978-08-01 | Chasek Norman E | Vehicle identification system, using microwaves |
GB1572903A (en) * | 1976-06-30 | 1980-08-06 | Mcgeoch I | Method and appratus for identifying radar targets |
US4114151A (en) * | 1976-09-14 | 1978-09-12 | Alfa-Laval Company Limited | Passive transponder apparatus for use in an interrogator-responder system |
JPS53120295A (en) * | 1977-03-30 | 1978-10-20 | Toshiba Corp | Subject discrimination device |
ZA81888B (en) * | 1980-02-13 | 1982-03-31 | Sensory Systems Lab | Electronic identification system |
US4687445A (en) * | 1981-02-20 | 1987-08-18 | Rca Corporation | Subsurface antenna system |
-
1989
- 1989-12-05 US US07/446,234 patent/US5164732A/en not_active Expired - Lifetime
-
1990
- 1990-12-03 IE IE433790A patent/IE904337A1/en unknown
- 1990-12-05 WO PCT/CA1990/000434 patent/WO1991008557A2/en active IP Right Grant
- 1990-12-05 DE DE69031128T patent/DE69031128T2/de not_active Expired - Fee Related
- 1990-12-05 AU AU68909/91A patent/AU652137B2/en not_active Ceased
- 1990-12-05 AT AT91900006T patent/ATE155914T1/de not_active IP Right Cessation
- 1990-12-05 EP EP91900006A patent/EP0504188B1/en not_active Expired - Lifetime
- 1990-12-05 PT PT96095A patent/PT96095B/pt not_active IP Right Cessation
-
1994
- 1994-11-17 AU AU78905/94A patent/AU680307B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
AU680307B2 (en) | 1997-07-24 |
AU7890594A (en) | 1995-02-02 |
EP0504188B1 (en) | 1997-07-23 |
AU6890991A (en) | 1991-06-26 |
AU652137B2 (en) | 1994-08-18 |
DE69031128T2 (de) | 1998-01-15 |
WO1991008557A3 (en) | 1992-02-06 |
WO1991008557A2 (en) | 1991-06-13 |
EP0504188A1 (en) | 1992-09-23 |
IE904337A1 (en) | 1991-06-05 |
ATE155914T1 (de) | 1997-08-15 |
PT96095B (pt) | 1998-05-29 |
US5164732A (en) | 1992-11-17 |
DE69031128D1 (de) | 1997-09-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
PT96095A (pt) | Disposicao de identificacao de veiculo em estrada de faixas multiplas com antena de ganho elevado | |
WO1998001919A3 (en) | A handheld apparatus having antenna means for emitting a radio signal, a holder therefor, and a method of transferring signals between said apparatus and holder | |
JPS5910606B2 (ja) | 回転対称2反射鏡アンテナ | |
IL70305A0 (en) | Coaxial dipole antenna | |
ATE51323T1 (de) | Kraftfahrzeugantenne. | |
SE9703891D0 (sv) | Radarsystem för motorfordon | |
BR0201918A (pt) | Antena para transmissão/recepção de ondas de frequência de rádio e avião | |
ES523251A0 (es) | Sistema de antena de exploracion para radiar se | |
JPS54147757A (en) | Parabolic radio reflecting antenna having optimum radiating characteristics | |
FR2569906B1 (fr) | Reflecteur pour antenne a micro-ondes, muni d'une structure de grille a polarisation selective | |
NO802636L (no) | Antenne for primaerradar og sekundaerradar. | |
CA2030913A1 (en) | Highway vehicle identification system with high gain antenna | |
US3739391A (en) | Metallized channel guide antenna | |
FR2651071B1 (fr) | Antenne a reflecteur pour radar | |
KR970068013A (ko) | 안테나의 접지구조 | |
SE8900965D0 (sv) | Radioantenn foer fordon | |
GB8923744D0 (en) | Microwave radar transmitting antenna | |
FR2736160B1 (fr) | Dispositif anti-detection pour antenne radar | |
DE3380679D1 (en) | Blocking device for surface waves | |
EP0427131A3 (en) | Directive radar antenna with electromagnetic energy compression, for telecommunications | |
FR2315181A1 (fr) | Dipole rayonnant pour reflecteur, plus particulierement utilise dans une antenne commune pour radar primaire et radar secondaire avec moyens de controle de l'interrogation | |
DE59001755D1 (de) | Antenne mit parabolischem reflektor. | |
WONG et al. | Multiband reflector antenna systems study[Final Report] | |
SE8200895L (sv) | Radar | |
IT8868084A0 (it) | Dispositivo di puntamento su bersaglio particolarmente per antenne radar |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB1A | Laying open of patent application |
Effective date: 19920430 |
|
FG3A | Patent granted, date of granting |
Effective date: 19980210 |
|
MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 19990831 |