EP3769295A1 - Système de surveillance de trafic - Google Patents

Système de surveillance de trafic

Info

Publication number
EP3769295A1
EP3769295A1 EP19710671.9A EP19710671A EP3769295A1 EP 3769295 A1 EP3769295 A1 EP 3769295A1 EP 19710671 A EP19710671 A EP 19710671A EP 3769295 A1 EP3769295 A1 EP 3769295A1
Authority
EP
European Patent Office
Prior art keywords
monitoring system
traffic monitoring
radio
detecting
time signals
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.)
Withdrawn
Application number
EP19710671.9A
Other languages
German (de)
English (en)
Inventor
Martin Wollny
Oliver NITTKA
Lorenz Rauch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kistler Holding AG
Original Assignee
Kistler Holding AG
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 Kistler Holding AG filed Critical Kistler Holding AG
Publication of EP3769295A1 publication Critical patent/EP3769295A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G08G1/052—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
    • G08G1/054—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed photographing overspeeding vehicles

Definitions

  • the invention relates to a traffic monitoring system according to the preamble of claim 1 and a method for controlling a traffic monitoring system according to the preamble of claim 8.
  • the invention relates fer ner a timer for a traffic monitoring system according to the preamble of claim 14th
  • the traffic monitoring systems serve to monitor the flow of traffic with regard to speeding violations of individual road users. Since such speeding is always a questionable procedure, the requirements placed on the traffic monitoring systems with regard to the reliability, accuracy and uniqueness of the measured values or the evidence are of major importance.
  • EP 2 708 902 A1 discloses a traffic monitoring system in which the evidential force is improved by forming the evaluation unit by a plurality of data processing units, wherein at least one data processing unit is designed to process and provide detected speed values. and at least one data processing unit is configured to process and provide detected evidence. In this way, a final merging of the data can be avoided and, in particular, a distributed processing of ascertained data in the device matrix can be achieved.
  • the object of the invention is to improve the accuracy and reliability of traffic monitoring systems on.
  • the traffic monitoring system comprises at least one sensor device for detecting speed values, which comprises at least one, preferably a plurality of radio photo device (s) which comprise at least one, preferably a plurality of radio flash devices wherein the at least one sensor device, the radio photo device (s) and the radio flash device (s) are communicated with one another via at least one communication means, preferably radio link, it is proposed according to the invention that the traffic monitoring system comprises a means for detecting external time signals.
  • Such means for detecting external time signals enable the provision of a reference time with the highest accuracy or precision, which implies that a time point of speed measurements with the highest precision or accuracy can be determined, whereby the Be weiskraft the measures carried out by means of appropriate recountüberwachungsan measurements can be improved.
  • a time receiver Under a means for detecting the external time signals can be understood in the context of the invention, a time receiver.
  • Such time receivers comprise Wegs least one receiving means, such as antenna and corre sponding electronic components.
  • the reference times may e.g. by external, i. Atomu ren positioned away from the traffic monitoring system, for example, cesium atomic clocks or rubidium atomic clocks are provided.
  • the means for detecting external time signals Kings nen be particularly advantageous especially when Ver traffic monitoring systems are arranged on roadways at which under defenceli che maximum speeds are to be observed at different times, as provided an exact system time of the traffic monitoring system who can. On the basis of this system time can be decisive, whether a speeding occurred or not.
  • the inven tion can provide that the at least one sensor device ei ne switch comprises, the timer comprises the means for He Constitution of the external time signals. Due to high accuracy he reference times correspondingly accurate measurements can be carried out. A timer-near arrangement of the means for Recording the external time signals can further increase the measuring accuracy.
  • a further advantageous embodiment of the inven tion can provide that the at least one Funkfotoeinrich device and / or the at least one radio flash device comprises the means for detecting the external time signals.
  • one or more components of the traffic monitoring system comprises means for Erfas solution of external time signals, which can be made possible, for example, that the corresponding components are synchronized in time with little effort, whereby the measurement accuracy of the traffic monitoring system can be improved.
  • the invention can provide, the means for detecting the external time signals is designed as a DCF77 module.
  • a Mo module is compact and is characterized by high functional accuracy.
  • the means for detecting the ex-time time signals as a GPS module (global positioning system - module) is formed. It is advantageous in such a module that it is applicable worldwide.
  • the at least one communication means is designed as a wireless network, in particular as a wireless router.
  • the traffic monitoring system is designed as a stationary traffic monitoring system, the Sen sor issued and the at least one, preferably a plurality of radio photo devices are each arranged in vandalism-safe cabinet facilities, which formed each shielding with respect to radio communications are, wherein the cabinet devices for data communication and triggers connected via an antenna device, in particular special spark-connected.
  • the invention further relates to a method for controlling a traffic monitoring system for detecting speed values of road users by means of photo graphie, wherein the traffic monitoring system at least one sensor device for detecting speed values, at least one, preferably more Funkfoto responded / en and at least one, preferably several Funkblitzeinrich- tion / s, wherein the at least one sensor device, the radio photo device (s) and the radio flash device (s) communicate with one another as data communication by radio.
  • the traffic monitoring system determines external time signals which are assigned to a system time of the traffic monitoring system.
  • Such means for detecting external time signals make it possible to provide a reference time of highest accuracy or precision, which implies that speed measurements of the highest precision or accuracy can be carried out, whereby the evidential value of the measurements carried out by means of corresponding traffic surveillance systems can be improved ,
  • the method for controlling a traffic monitoring system can also be understood as a method of operating a traffic monitoring system.
  • An advantageous development of the method according to the invention can provide that external time signals are determined by means of DCM77 modules and / or GPS modules. Such modules are compact and are characterized by high functional accuracy.
  • the method can also provide that the data communication between the sensor device, the radio camera device / s and the radio flash device (s) takes place via W-LAN via a router device. This results in a fast data communication, whereby the probative force of the measurements can be improved, because a time lag between a storage of detected speed values of a road user and a storage of a photo of the road user in the traffic monitoring system is minimized.
  • the data communication is preferred is forgery-proof signed by asymmetric cryptographic method.
  • the sensor device may trigger the radio photo device (s) and the radio flash device (s) via the ISM band.
  • each radio photo device is assigned an ISM address
  • each radio photo device is assigned a Funkblitzeinrich device with this associated ISM address.
  • the invention further relates to a timer for a traffic monitoring system, is provided in accordance with the invention, that the switch comprises at least one means for detecting external time signals, in particular a DCM77 module or a GPS module.
  • Such means for detecting external time signals allow the provision of the reference time with the highest accuracy or precision, which implies that the timing of speed measurements with the highest precision or Ge accuracy can be determined, thereby also the probative force of the guided by means of appropriate traffic surveillance systems Measurements can be improved.
  • Fig. 1 shows a schematic representation of a first imple mentation of the inventive traffic monitoring system 1;
  • Fig. 2 shows a schematic representation of a second
  • Embodiment of the traffic surveillance system 1 according to the invention Embodiment of the traffic surveillance system 1 according to the invention.
  • FIG. 1 and 2 show schematic representations of two embodiments of the inventive traffic monitoring system 1.
  • a road user 8 such as a passenger car
  • Sensoreinrich device 2 the speed of a road user 8
  • Sensoreinrich device 2 the speed of a road user 8
  • the Funkfotoein devices 3, 13, together with corresponding Funkblitzeinrichtun gene 4, 14 each vandalism-proof barrier devices 5,
  • the traffic monitoring system 1 further comprises a timer 7, 7 ', which includes a means for detecting external time signals 6.
  • the latter can allow that the provision of a reference time of highest accuracy or precision can be carried out, which implies that speed measurements of high precision and accuracy can be performed, whereby the probative value of the mes performed by ent speaking traffic monitoring systems can be improved.
  • the timer 7 together with the means for detecting external time signals 6 is arranged in the region of the sensor device 2. 2, the timer 7 'together with the means for detecting external time signals 6 outside the range of the sensor device 2 is arranged on and connected via a data link 11 with the Sensorein device 2.
  • the means for detecting the external time signals 6 accurate system times of the traffic monitoring system can be provided, which may be of importance insofar as the traffic monitoring system 1 is arranged on carriageway lines where at different times, e.g. Daytime and nighttime, different maximum speeds are to be observed.
  • the radio photo devices 3, 13 and Funkblitzein devices 4, 14 are connected via a data link 11 to the sensor device 2 and the timer 7, 7 'and thus to the means for detecting external time signals 6.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)

Abstract

L'invention concerne un système de surveillance de trafic (1) pour la détection de valeurs de vitesse de parties prenantes du trafic par photographie, le système de surveillance de trafic (1) comprenant au moins un équipement de capteurs (2) destiné à détecter des valeurs de vitesse, au moins un équipement, de préférence plusieurs équipements de photographie (3) commandés par radio, au moins un équipement, de préférence plusieurs équipements de flash (4) commandés par radio, l'équipement ou les équipements de capteurs (2), l'équipement ou les équipements de photographie (3) commandés par radio et l'équipement ou les équipements de flash (4) commandés par radio étant connectés les uns aux autres de manière à pouvoir communiquer par le biais d'au moins un moyen de communication (5), de préférence une connexion par radio, le système de surveillance de trafic (1) comprenant un moyen de détection de signaux temporels externes (6).
EP19710671.9A 2018-03-19 2019-03-12 Système de surveillance de trafic Withdrawn EP3769295A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP18162562 2018-03-19
PCT/EP2019/056086 WO2019179816A1 (fr) 2018-03-19 2019-03-12 Système de surveillance de trafic

Publications (1)

Publication Number Publication Date
EP3769295A1 true EP3769295A1 (fr) 2021-01-27

Family

ID=61691774

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19710671.9A Withdrawn EP3769295A1 (fr) 2018-03-19 2019-03-12 Système de surveillance de trafic

Country Status (2)

Country Link
EP (1) EP3769295A1 (fr)
WO (1) WO2019179816A1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0631683B1 (fr) * 1992-03-20 2001-08-01 Commonwealth Scientific And Industrial Research Organisation Systeme de surveillance d'un objet
US7986339B2 (en) * 2003-06-12 2011-07-26 Redflex Traffic Systems Pty Ltd Automated traffic violation monitoring and reporting system with combined video and still-image data
DE102004035856A1 (de) * 2003-08-14 2005-03-10 Roland Bittner Elektrische Zusatzeinrichtung für Verkehrseinrichtungen wie Verkehrsschild, Verkehrsampel, Verkehrsleitpfosten und Verkehrsleitbake sowie Verkehrshinweissystem, Verkehrsunfallverminderungssystem
AU2009338673B2 (en) * 2009-01-28 2014-03-13 Jenoptik Robot Gmbh Method and system for conclusively capturing a violation of the speed limit on a section of a road
DE102011014747B4 (de) * 2011-03-22 2013-06-27 Joachim Becker Messsystem mit gepulstem aktivem Einseitenlichtsensor zum Empfang des von einem bewegten Objekt reflektierten gepulsten IR/UV-Lichtes
DE102012017962A1 (de) 2012-09-12 2014-03-13 Christoph Münz Symmetrische und asymmetrische Geschwindigkeitserfassung und dezentrale Datenverarbeitung

Also Published As

Publication number Publication date
WO2019179816A1 (fr) 2019-09-26

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