WO2014049579A1 - Support de permis de véhicule à moteur - Google Patents

Support de permis de véhicule à moteur Download PDF

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Publication number
WO2014049579A1
WO2014049579A1 PCT/IB2013/058994 IB2013058994W WO2014049579A1 WO 2014049579 A1 WO2014049579 A1 WO 2014049579A1 IB 2013058994 W IB2013058994 W IB 2013058994W WO 2014049579 A1 WO2014049579 A1 WO 2014049579A1
Authority
WO
WIPO (PCT)
Prior art keywords
motor vehicle
holder
location data
gps
licence holder
Prior art date
Application number
PCT/IB2013/058994
Other languages
English (en)
Inventor
Darryl Edward Albert Cotty
Original Assignee
KOOIKER, Bouke, Johannes
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by KOOIKER, Bouke, Johannes filed Critical KOOIKER, Bouke, Johannes
Publication of WO2014049579A1 publication Critical patent/WO2014049579A1/fr
Priority to ZA2015/02668A priority Critical patent/ZA201502668B/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/10Registration, licensing, or like devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/01Detecting movement of traffic to be counted or controlled
    • G08G1/017Detecting movement of traffic to be counted or controlled identifying vehicles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/12Supports; Mounting means
    • H01Q1/1271Supports; Mounting means for mounting on windscreens
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/12Supports; Mounting means
    • H01Q1/22Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/2208Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
    • H01Q1/2225Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in active tags, i.e. provided with its own power source or in passive tags, i.e. deriving power from RF signal
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/27Adaptation for use in or on movable bodies
    • H01Q1/32Adaptation for use in or on road or rail vehicles
    • H01Q1/3208Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used
    • H01Q1/3233Adaptation 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
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00Details of, or arrangements associated with, antennas
    • H01Q1/27Adaptation for use in or on movable bodies
    • H01Q1/32Adaptation for use in or on road or rail vehicles
    • H01Q1/325Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle
    • H01Q1/3291Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle mounted in or on other locations inside the vehicle or vehicle body
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R2325/00Indexing scheme relating to vehicle anti-theft devices
    • B60R2325/10Communication protocols, communication systems of vehicle anti-theft devices
    • B60R2325/105Radio frequency identification data [RFID]

Definitions

  • This invention relates to a motor vehicle licence holder, a system for determining the position of a motor vehicle using the motor vehicle licence holder, and a method thereof.
  • a conventional motor vehicle licence holder comprises an adhesive member, wherein a motor vehicle registration document can be attached to a part thereof. A free part of the adhesive member is then attached to a windscreen of the motor vehicle.
  • Other holders include a housing having an adhesive portion. The housing is configured to receive the vehicle registration document and can be attached to a windscreen of the motor vehicle. These holders, however, require a person to stand in close proximity to the motor vehicle in order to read the motor vehicle registration information. Furthermore, these existing licence holders are unable to be used to locate a position of a motor vehicle.
  • the vehicle locating unit includes a location module to determine the position of the unit.
  • This location module typically comprises a Global Positioning System (GPS) receiver that uses existing GPS technologies to calculate the position of the unit, and therefore the position of the motor vehicle, and makes use of radio signals from satellites.
  • GPS Global Positioning System
  • GPS receivers include an Assisted- GPS receiver which uses data from a particular network.
  • this type of GPS receiver has cost implications to consumers, in that a network service provider passes the costs of using their network onto consumers.
  • Other systems which are used to overcome the abovementioned problems require the use of a plurality of GPS receivers in order to provide an effective determination of the location of a motor vehicle. These systems are cumbersome and not effective.
  • a motor vehicle licence holder the holder includes:
  • RFID radio frequency identification
  • the RFID component may be retrofitted to the licence holder, wherein the housing may define a slot thereon, shaped and configured to receive the RFID component. Instead, the RFID component may be factory-fitted and thus form an integral part of a licence holder.
  • the motor vehicle licence holder may include a power supply located within the housing.
  • the power supply comprises a rechargeable battery located within the housing.
  • the licence holder may include photovoltaic cells which use solar panels in order to generate electrical power. The solar panels may be operable to recharge the rechargeable battery, in use.
  • the housing may define a socket to receive a power supply connector from the vehicle's power supply.
  • An attaching member may be positioned on the housing, the attaching member being operable to attach the licence holder to a body of a motor vehicle where the licence holder is visible from an exterior of the motor vehicle.
  • the attaching member may be in the form of an adhesive strip to enable an effective attachment of the licence holder to the body of the motor vehicle, in use.
  • the adhesive strip is resistant to high temperatures so as to be able to endure high temperature conditions when the licence holder is exposed to such conditions.
  • the holder may include a position location system which is communicatively coupled to the RFID component, the position location system being operable to provide geographical location data for the motor vehicle.
  • the position location system may include a global positioning system (GPS) which is communicatively coupled to the RFID component and which can determine the location of the motor vehicle.
  • GPS global positioning system
  • the GPS is in a form of an Assisted GPS (A-
  • a display member may be located on the housing, the display member being configured to display motor vehicle information, with the motor vehicle information being visible from outside the motor vehicle.
  • the RFID component comprises a dual frequency RFID component capable of operating in a first frequency range for long range, high speed reading, and also in a second frequency range for Near Field Communications (NFC) to enable proximal interrogation by an electronic device.
  • the RFID component comprises a first RFID tag capable of operating in a first frequency range for long range, high speed reading, and a second RFID tag capable of Near Field Communications (NFC) to enable proximal interrogation by an electronic device.
  • NFC Near Field Communications
  • a system for determining the location of a motor vehicle including:
  • motor vehicle licence holder as defined above, the motor vehicle licence holder being positioned on a body of the motor vehicle;
  • At least one ground station which is communicatively coupled to an A-GPS system over a communication network, the at least one ground station being configured to compute differential location data;
  • the A-GPS system including:
  • a receiver configured to receive A-GPS reference location data of the motor vehicle through reference satellites, the receiver being further configured to receive differential location data from the at least one ground station;
  • a computation module operable to use the A-GPS reference location data of the motor vehicle and the differential location data so as to determine a geographical location of the motor vehicle.
  • the communication network is, preferably, a wireless network.
  • the wireless network may, preferably, use a short-range radio frequency for communication.
  • the at least one ground station may include a Differential Global Positioning System (D-GPS).
  • D-GPS Differential Global Positioning System
  • the at least one ground station may further include Assisted Global Positioning System (A-GPS) in order to compute the differential location data
  • A-GPS Assisted Global Positioning System
  • the system may include a plurality of ground stations in communication with the A-GPS through an existing communication network.
  • the system may include a database storing the ground station's information including multiple unique identifiers, each identifier associated with the ground stations and their respective fixed location data.
  • the ground stations may include an interrogation module operable to interrogate the database, in order to retrieve fixed location datum and compute the differential location data by differentiating the fixed location data and reference location data received from reference satellites.
  • a method of determining the position of a motor vehicle including:
  • the motor vehicle licence holder being positioned on a body of the motor vehicle;
  • FIG. 1 a shows a simplified diagrammatic view of a motor vehicle licence holder, in accordance with the invention
  • Figure 1 b shows a side view of the motor vehicle licence holder of Figure 1 a;
  • Figure 2 shows various internal components of the motor vehicle licence holder of Figure 1 ;
  • Figure 3 shows a system for determining the location of a motor vehicle, in accordance with the invention
  • Figure 4 shows a flow diagram of a method of determining the location of a motor vehicle, in accordance with the invention.
  • reference numeral 10 generally indicates a motor vehicle licence holder in accordance with the invention.
  • the motor vehicle licence holder 10 includes a housing 12 and a radio frequency identification (RFID) component 14 ( Figure 2).
  • RFID radio frequency identification
  • the motor vehicle licence holder 10 is attachable to a body of a motor vehicle 100.
  • the motor vehicle licence holder 10 is attachable to a windscreen 102 of the motor vehicle 100 (see Figure 3) in order to be visible from outside the motor vehicle 100.
  • the licence holder 10 is suitable to carry motor vehicle registration information on the motor vehicle 100.
  • a motor vehicle includes a motor car, truck, trailer, motor van or any other suitable vehicle.
  • the licence holder 10 has a power supply 1 1 (see Figure 2), for example, a rechargeable battery.
  • the licence holder 10 includes photovoltaic cells which use solar panels 16 in order to generate electrical power and hence recharge the rechargeable battery
  • the housing 12 may define a socket 17 to receive a power supply connector from the vehicle's power supply (via a wiring harness).
  • the licence holder 10 has a generally square- shaped housing 12, with curved corners.
  • the housing 12 can be rectangular, triangular or circular. It will be appreciated by a person skilled in the art that the size and shape of the licence holder 10, in particular, the housing
  • the housing 12 may be regulated by a particular country's motor vehicle-related regulations.
  • the housing 12 is divided into an inner portion 18 and an outer portion 20 by a channel-shaped portion within which an attaching member 22 is located.
  • the division of the housing 12 into the inner portion 18 and the outer portion 20 is clearly illustrated in Figure 1 a.
  • the attaching member 22 is distributed along the periphery of the channel-shaped portion. Such an arrangement of the attaching member 22 ensures an even distribution of the attaching member 22 on the housing 12.
  • the housing 12 is made of durable heat resistant material in order to be able to withstand long exposure to sun rays, such as ultra-violet rays.
  • the material of the housing 12 should also be able to withstand infra-red rays.
  • the material of the housing 12 is non-toxic and suitable for the purpose of embedded electronic circuitry.
  • the attaching member 22 attaches the licence holder 10 to the body of the motor vehicle 100 where the licence holder 10 is visible from an exterior of the motor vehicle 100.
  • the attaching member 22 is in the form of an adhesive strip and a respective peel-off protector to enable an effective attachment of the licence holder to the body of the motor vehicle 100.
  • a user will peel off the peel-off protector in order to attach the licence holder 10 onto the motor vehicle 100.
  • the adhesive strip is resistant to high temperatures so as to be able to endure high temperature conditions when the licence holder 10 is exposed to such conditions.
  • a display member such as a printed adhesive label 24, is located on the housing 12, preferably on the outer portion 20 of the housing 12.
  • the adhesive label 24 is printed with legible, human readable text pertaining to the motor vehicle registration information, as prescribed by the particular country's laws and regulations.
  • the RFID component 14 is located on the inner portion 18 of housing 12 of the licence holder 10.
  • the RFID component 14 is configured to store identification information of a motor vehicle and the identification of an A-GPS system (described in more detail further below) thereon.
  • the RFID component 14 may take one of two forms.
  • the RFID component 14 comprises a dual frequency passive RFID tag 14A capable of operating in a first frequency range for long range, high speed reading, and also in a second frequency range for Near Field Communications (NFC) to enable proximal interrogation by an electronic device, such as a mobile smart phone device.
  • the RFID component 14 comprises a first passive RFID tag 14B capable of operating in the first frequency range, for long range, high speed reading, and a second passive RFID tag 14C, capable of Near Field Communications (NFC), to enable proximal interrogation by an electronic device.
  • NFC Near Field Communications
  • the housing 12 includes an antenna 15 to facilitate the operation of the RFID tags 14A, 14B and 14C.
  • the first frequency range is the UHF range (860MHz ⁇ 960MHz or 902MHz ⁇ 928MHz)
  • the second frequency range is the 13.56MHz range for NFC.
  • the RFID tags 14A, 14B and 14C may conform to the Advanced Encryption Standards (AES-128) for the encryption of the electronic data that resides in the RFID tags.
  • AES-128 Advanced Encryption Standards
  • the RFID tags 14A or 14B and 14C may be retrofitted to the licence holder 10.
  • the housing 12 defines a slot (not shown) thereon, with the slot being shaped and configured to receive the RFID tags 14A or 14B and 14C therein.
  • the RFID tags 14A or 14B and 14C are factory-fitted and thus form an integral part of the licence holder 10.
  • the RFID tags 14A, 14B and 14C are passive RFID tags and thus do not require a power supply. This will ensure that the licence holder 10 does not require a substantial amount of electrical power, in use, thus allowing it to be enduring, robust and cost effective.
  • the licence holder 10 includes a position location system 26 which is communicatively coupled to the RFID component 14 (RFID tags 14A or 14B and 14C).
  • the position location system 26 provides the geographical location of the motor vehicle 100.
  • the position location system 26 is in a form of a global positioning system (GPS), preferably an Assisted GPS (A-GPS).
  • GPS global positioning system
  • A-GPS Assisted GPS
  • the A-GPS circuitry will be able to identify the GPS location of a moving motor vehicle 100.
  • the A-GPS system can also use, as an example, a SiRFstarlll receiver (or similar device) in order to search for A-GPS reference location data at a relatively fast rate.
  • a SiRFstarlll receiver includes a microcontroller which interprets signals from reference satellites in order to determine the position of the motor vehicle 100.
  • the A-GPS module such as the GC864-Quad V2 or GC864-Quad automotive V2 (or similar), may incorporate an integrated GSM SIM card holder 28.
  • the licence holder 10 as disclosed herein will provide for an effective identification of the motor vehicle 100.
  • the dual RFID component 14 will be encoded with identification information of the motor vehicle 100. In use, a reader (not shown) or a scanning device emits radio waves and interrogates the RFID tags 14A or 14B and 14C. The dual frequency RFID component 14 responds with the identification information of the motor vehicle 100. The identification information of the motor vehicle 100 can then be used for various applications.
  • the system 200 includes a motor vehicle licence holder 10 located on the windscreen 102 of the motor vehicle 100.
  • the system 200 also includes a plurality of ground stations 202 and an A-GPS system 26.
  • the A-GPS system 26 and the plurality of ground stations communicate with each other over a communication network 204, preferably, an existing communication network 204.
  • the communication network 204 is a wireless network, such as a GSM network, which uses a short-range radio frequency for communication.
  • Each of the ground stations 202 includes a Differential Global Positioning System (D-GPS) in order to provide accurate GPS coordinates.
  • the ground stations 202 (in addition) include Assisted Global Positioning System (A-GPS).
  • A-GPS Assisted Global Positioning System
  • the D-GPS and the A-GPS enables the ground stations 202 to be able to compute a differential location data
  • a database 206 which is pre-populated by information relating to the plurality of ground station 202 can form part of the system 200.
  • the database 206 can form part of a network service provider and hosted by the service provider.
  • the database 202 can be pre-populated with plurality of ground stations information and multiple unique identifiers, each identifier associated with the ground stations 202 and their respective fixed location data.
  • Each ground station 202 can include an interrogation module (not shown) which interrogates the database 206 in order retrieve its own fix location data. Once the fixed location data is retrieved, a ground station computation module (not shown), computes a differential location data by differentiating the fixed location data and reference location data received from reference satellites. The ground station 202 then broadcasts the differential location data.
  • an interrogation module not shown
  • a ground station computation module not shown
  • the A-GPS system includes a receiver (not shown) configured to receive A- GPS reference location data of the motor vehicle 100 through reference satellites.
  • the A-GPS reference location data is received through a conventional manner, where the receiver receives location and time information from the known GPS satellites (herein referred to as reference satellites).
  • reference satellites the known GPS satellites
  • the receiver of the A-GPS system will receive the differential location data from the ground station 202.
  • An A-GPS computation module uses the A-GPS reference location data of the motor vehicle 100 and the differential location data so as to determine a geographical location of the motor vehicle 100.
  • the A-GPS computation module uses the differential location data in order to offset the A-GPS reference location data. This will ensure that a precise position of motor vehicle 100 is determined.
  • FIG. 3 a simplified flow diagram of a method of determining the position of a motor vehicle, as hereinbefore described, is generally indicated by reference numeral 300. It will be noted that in one example embodiment, the flow diagrams of the example method shown in Figure 4 may be employed by the system 200 of Figure 2. However, the method may also be employed in other systems not described in this application.
  • the method 300 comprises maintaining a database, at block 302, the database 206 containing multiple identifiers, each of the multiple identifiers being associated with ground stations 202.
  • the method 300 further comprises receiving, at block 304, a differential location data from at least one of the ground stations when the motor vehicle is in the vicinity of the ground station 202.
  • the method 300 further comprises receiving, at block 306, receiving A-GPS reference location data of the motor vehicle 100 from the reference satellite.
  • the method 300 further comprises computing, at block 308, a geographical location of the motor vehicle 100 using the differential location data and the A-GPS reference location data thereby to provide a more precise geographical location of the motor vehicle 100
  • the present invention thus provides a motor vehicle licence holder 10 which can be used to provide a more precise location of a motor vehicle 100 in an efficient manner.
  • the motor vehicle licence holder 10 will be able to pinpoint the GPS location of a moving motor vehicle by interfacing with the array of fixed ground stations 202 located around the perimeter of a traffic light intersection.
  • a certain condition e.g. red traffic light ON

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Remote Sensing (AREA)
  • Computer Security & Cryptography (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Traffic Control Systems (AREA)

Abstract

La présente invention se rapporte à un support de permis de véhicule à moteur, à un système permettant de déterminer la position d'un véhicule à moteur à l'aide du support de permis de véhicule à moteur, et à un procédé associé. Le support comprend un logement et un composant d'identification par radiofréquence (RFID pour Radio Frequency IDentification) intégré dans le logement, le composant d'identification RFID étant configuré pour stocker sur ce dernier des informations d'identification d'un véhicule à moteur. Le système utilise le support de permis une fois qu'il est fixé sur le véhicule à moteur et comprend en outre au moins une station terrestre qui est couplée de manière à pouvoir communiquer avec le système A-GPS sur un réseau de communication, la ou les stations terrestres étant configurées pour calculer des données de localisation différentielles. Le système A-GPS comprend un récepteur configuré pour recevoir des données de localisation de référence par A-GPS du véhicule à moteur, le récepteur étant en outre configuré pour recevoir de la station terrestre des données de localisation différentielles, ainsi qu'un module de calcul destiné à utiliser les données de localisation de référence du véhicule à moteur et les données de localisation différentielles afin de déterminer une localisation géographique du véhicule à moteur.
PCT/IB2013/058994 2012-09-28 2013-09-30 Support de permis de véhicule à moteur WO2014049579A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ZA2015/02668A ZA201502668B (en) 2012-09-28 2015-04-20 A motor vehicle licence holder

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA2012/07303 2012-09-28
ZA201207303 2012-09-28

Publications (1)

Publication Number Publication Date
WO2014049579A1 true WO2014049579A1 (fr) 2014-04-03

Family

ID=49883149

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2013/058994 WO2014049579A1 (fr) 2012-09-28 2013-09-30 Support de permis de véhicule à moteur

Country Status (2)

Country Link
WO (1) WO2014049579A1 (fr)
ZA (1) ZA201502668B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104163148A (zh) * 2014-08-01 2014-11-26 青岛盛嘉信息科技有限公司 一种电子号牌

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2821463A1 (fr) * 2001-02-26 2002-08-30 Stid Dispositif d'authentification de plaques mineralogiques
US20030142044A1 (en) * 2002-01-31 2003-07-31 James Berry License plate frame with programmable electronic display
EP1727112A1 (fr) * 2004-02-27 2006-11-29 Nippon Carbide Kogyo Kabushiki Kaisha Dispositif d affichage avec une structure de prévention contre le vol
WO2008020771A2 (fr) * 2006-08-15 2008-02-21 Times-7 Holdings Limited Plaque minéralogique, plaque de montage de plaque minéralogique et procédé de formation de celles-ci
EP1903531A1 (fr) * 2006-09-20 2008-03-26 J. Knieriem B.V. Identification de véhicule
US20090121927A1 (en) * 2007-11-14 2009-05-14 Radiofy Llc Systems and Methods of Assisted GPS
CN101692313A (zh) * 2009-07-03 2010-04-07 华东师范大学 基于嵌入式平台的便携式车辆识别装置
MY142199A (en) * 2004-10-15 2010-10-29 Muniandy Seetha A P Radio frequency programmable transponder embedded vehicle registration number plate

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2821463A1 (fr) * 2001-02-26 2002-08-30 Stid Dispositif d'authentification de plaques mineralogiques
US20030142044A1 (en) * 2002-01-31 2003-07-31 James Berry License plate frame with programmable electronic display
EP1727112A1 (fr) * 2004-02-27 2006-11-29 Nippon Carbide Kogyo Kabushiki Kaisha Dispositif d affichage avec une structure de prévention contre le vol
MY142199A (en) * 2004-10-15 2010-10-29 Muniandy Seetha A P Radio frequency programmable transponder embedded vehicle registration number plate
WO2008020771A2 (fr) * 2006-08-15 2008-02-21 Times-7 Holdings Limited Plaque minéralogique, plaque de montage de plaque minéralogique et procédé de formation de celles-ci
EP1903531A1 (fr) * 2006-09-20 2008-03-26 J. Knieriem B.V. Identification de véhicule
US20090121927A1 (en) * 2007-11-14 2009-05-14 Radiofy Llc Systems and Methods of Assisted GPS
CN101692313A (zh) * 2009-07-03 2010-04-07 华东师范大学 基于嵌入式平台的便携式车辆识别装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104163148A (zh) * 2014-08-01 2014-11-26 青岛盛嘉信息科技有限公司 一种电子号牌

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