EP3665667A1 - Dispositif de surveillance d'un état d'occupation d'une place de stationnement dans un espace de stationnement ainsi que système pourvu d'un tel dispositif et procédé de fonctionnement d'un tel dispositif et d'un tel système - Google Patents

Dispositif de surveillance d'un état d'occupation d'une place de stationnement dans un espace de stationnement ainsi que système pourvu d'un tel dispositif et procédé de fonctionnement d'un tel dispositif et d'un tel système

Info

Publication number
EP3665667A1
EP3665667A1 EP18746671.9A EP18746671A EP3665667A1 EP 3665667 A1 EP3665667 A1 EP 3665667A1 EP 18746671 A EP18746671 A EP 18746671A EP 3665667 A1 EP3665667 A1 EP 3665667A1
Authority
EP
European Patent Office
Prior art keywords
parking space
communication unit
unit
occupancy state
transmission parameters
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Withdrawn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
EP18746671.9A
Other languages
German (de)
English (en)
Inventor
Francisco Javier Llobet Blandino
Andre SCHWARZMEIER
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP3665667A1 publication Critical patent/EP3665667A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/14—Traffic control systems for road vehicles indicating individual free spaces in parking areas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/06—TPC algorithms
    • H04W52/14—Separate analysis of uplink or downlink
    • H04W52/146—Uplink power control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/28—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non transmission
    • H04W52/283—Power depending on the position of the mobile

Definitions

  • Device for monitoring an occupancy state of a parking space of a parking space and system having such a device and method for operating such a device and such a system
  • the invention relates to a device for monitoring a
  • the device has at least one processing unit, a sensor unit for detecting the occupancy state of the parking space and a first, wireless
  • Communication unit for communicating with a second, wireless communication unit of an external unit. Furthermore, the
  • Processing unit configured to detect the occupancy state of the parking space by means of the sensor unit and by means of the first
  • WO 2013103316 AI discloses. This document also discloses a system for managing parking spaces in urban environments. It consists of devices able to carry out active or passive communication in one or two directions, the information to be communicated being related to the availability of parking spaces.
  • a central unit communicates with the devices via a communication network.
  • the device includes a GPS receiver and can determine the availability of the car park by monitoring the quality and strength of the GPS signal.
  • the device also has sensors that can detect the presence of objects.
  • such a device has no direct connection to a power grid, but is powered by an energy storage, for example via a battery, with energy. If the parking space occupied by a vehicle, it is possible that this vehicle, the device for monitoring the occupancy state of
  • This shield has a signal attenuation of about 20dB to 30dB at the
  • the invention relates to a device for monitoring a
  • the device has at least one processing unit, a sensor unit for detecting the occupancy state of the parking space and a first, wireless
  • Communication unit for communication with a second, wireless
  • Processing unit configured to detect the occupancy state of the parking space by means of the sensor unit and by means of the first
  • the transmission of the detected occupancy state can take place in particular when the occupancy state is changed. However, it is also conceivable that the detected occupancy state is transmitted on request from the external unit or at regular intervals.
  • processing unit is configured to transmit transmission parameters of the first communication unit as a function of the detected
  • the sensor unit for detecting the occupancy state of the parking space may comprise, for example, an ultrasound sensor, light sensor, radar sensor, pressure sensor and / or magnetic field sensor.
  • the device can also be arranged on or in a bottom of the parking space.
  • external unit is meant, for example, a device which is centrally located in the area of the parking space and there as a gateway for the corresponding devices for monitoring the occupancy state of each pitch serves.
  • the external unit can then transmit, for example, the received information about the occupancy statuses of the parking spaces to a server.
  • server itself forms the external unit and the first communication unit communicates directly with this server.
  • the transmission parameters of the first communication unit can be adapted correspondingly to the respective occupancy state as a function of this test result.
  • the possible signal attenuation is taken into account by a vehicle, which is located on the parking space and partially shields the device.
  • the adaptation of the transmission parameters in turn results in an optimization of the power consumption of the device result, which in turn the operating time of such a device can be improved.
  • it can also depending on the occupancy state
  • the interference from other units that are within the transmission range of the device can be reduced.
  • a power transmission balance in communications technology is a measure of the quality of a transmission channel.
  • the device according to the invention is designed such that the power transmission balance can be kept substantially constant regardless of the occupancy state of the parking space.
  • the processing unit is set up to set a transmission energy and / or data rate and / or channel bandwidth as transmission parameters and / or to select a communication channel of the first communication unit.
  • transmission energy is meant the energy with which the communication unit emits signals.
  • the transmission energy is thus the transmission power of the communication unit.
  • data rate is meant the amount of digital data transmitted over a communication channel over a period of time. The smaller the data rate, the longer the transmission of some information. If a band spreading method is used for a wireless communication channel, then the data rate can be adapted, inter alia, by the length of the selected spreading code. The longer the selected spreading code, the lower the usable bit rate, but the more robust the data transmission.
  • different communication channels for example in their used frequency band or frequency range or the used physical channel bandwidth may differ from each other.
  • the processing unit for monitoring the parking space thereto is provided that the processing unit for monitoring the parking space thereto
  • the transmission energy may be lower than an occupied parking space, for example, to be able to transmit the detected occupancy state safely to an external unit. This consequently leads to lower energy consumption.
  • this can also cause other units in the transmission range of the first
  • the data rate can be selected higher than in a occupied parking space. Due to the lower attenuation, a successful transmission can be made possible despite a higher data rate. consequently For example, at a higher data rate, information such as the occupancy state of the parking space can be transmitted more quickly, which in turn can reduce the power consumption of the device.
  • the processing unit is set up to select a different communication channel in the event that the parking space is not occupied than if the parking space is occupied.
  • Parking space suitable communication channel can be selected.
  • the communication channels of the first communication unit can differ in which frequency range is covered in each case.
  • a occupied parking space for example, a
  • Communication channel can be selected with a lower frequency range than a free parking space, as in a low-frequency or long-wave transmission better penetration, for example, from a parked on the parking space vehicle is given.
  • the processing unit prefferably set up in the case of an unknown occupation state, the transmission parameters of the first
  • a worst-case state is here, for example, a maximum signal attenuation of the communication channel to understand, which comes about by an occupancy of the parking space, since in this case the
  • Power consumption of the device is maximum.
  • the first communication unit is a WLAN unit and / or cigbed Unit and / or ANT unit and / or Bluetooth unit and / or LoRa unit includes.
  • the Bluetooth unit can in this case be configured in particular as a Bluetooth low-energy (BLE) unit.
  • BLE Bluetooth low-energy
  • the invention additionally relates to a method for operating a device according to the invention, comprising the following method steps:
  • the transmission parameters of the first communication unit can be adapted correspondingly to the respective occupancy state as a function of this test result. This in turn has an optimization of
  • the invention also relates to a system comprising at least one
  • the processing unit of the device is set up to send information about the selected transmission parameters of the first communication unit to the second communication unit by means of the first communication unit.
  • the external unit set up depending on the received information about the
  • the external unit can select the transmission parameters of the second communication unit based on the transmission parameters of the first communication unit. This leads to an improved power consumption.
  • the range of the second communication unit can select the transmission parameters of the second communication unit based on the transmission parameters of the first communication unit.
  • Communication unit be adjusted so that it is not larger than necessary, which in turn manipulation attempts can be avoided by external access to the system.
  • the invention also relates to a method for operating a
  • the external unit can select the transmission parameters of the second communication unit based on the transmission parameters of the first communication unit. This leads to a improved power consumption.
  • the range of the second communication unit can select the transmission parameters of the second communication unit based on the transmission parameters of the first communication unit.
  • Communication unit be adjusted so that it is not larger than necessary, which in turn manipulation attempts can be avoided by external access to the system.
  • Fig. 1 shows an embodiment of a device according to the invention for monitoring an occupancy state of a parking space of a parking space and an inventive system with such a device.
  • FIG. 2 shows an exemplary embodiment of a method for operating a device according to the invention for monitoring an occupancy state of a parking space of a parking space.
  • Fig. 3 shows an embodiment of a method for operating a system with a device according to the invention for monitoring a
  • Occupancy state of a parking space of a parking space Occupancy state of a parking space of a parking space.
  • Fig. 1 shows an embodiment of a device according to the invention for monitoring an occupancy state of a parking space of a parking space and an inventive system with such a device.
  • Pitches 110, not shown vehicles can be parked. Such vehicles may in particular be motor vehicles.
  • the parking space 100 may, for example, an ordinary parking lot or an area of a
  • a device 10 for monitoring an occupancy state of the respective parking space 110 is arranged on the parking space 110.
  • the device 10 may in this case be embedded in a floor of the parking space 110, for example, or be arranged on the floor of the parking space 110. But it would also be an attachment of the example Device on a ceiling or other location of the parking space 110 conceivable.
  • the device 10 has a processing unit 20.
  • Processing unit 20 is designed, for example, as a microcontroller. Furthermore, the device 10 has a sensor unit 30 for detecting the occupancy state of the parking space 110 and a first, wireless
  • Occupancy state of the parking space 110 for example, a
  • Ultrasonic sensor light sensor, radar sensor, pressure sensor and / or
  • the first communication unit 40 may be, for example, a WLAN unit and / or Bluetooth unit and / or LoRa device.
  • the processing unit 20 is connected bidirectionally to both the sensor unit 30 and the first communication unit 40.
  • the connections are configured in particular wired, but could alternatively be wireless.
  • the processing unit 20 is configured to detect the occupancy state of the parking space 110 by means of the sensor unit 30 and send it out by means of the first communication unit 40. Furthermore, the processing unit 20 is configured to detect the occupancy state of the parking space 110 by means of the sensor unit 30 and send it out by means of the first communication unit 40. Furthermore, the processing unit 20 is configured to detect the occupancy state of the parking space 110 by means of the sensor unit 30 and send it out by means of the first communication unit 40. Furthermore, the
  • Processing unit 20 configured to transfer parameters of the first
  • the occupancy state can after the
  • the external unit 70 is designed as a gateway and is configured to receive, by means of the second communication unit 80, the occupancy states of all the devices 10 which are arranged in the parking space 100 on the respective parking spaces 110.
  • the external unit 80 could then transmit the received occupancy states of the parking spaces 110, for example, to a server (not shown).
  • transmission parameters can be any transmission parameters.
  • a transmission energy and / or data rate and / or channel bandwidth can be set and / or a communication channel of the first communication unit 40 can be selected.
  • the at least one device 10 and the external unit 70 together form a system 60.
  • the processing unit 20 of the device 10 can additionally be set up by means of the first
  • Communication unit 40 information about the selected
  • Communication unit 80 to send. Furthermore, the external unit 70 can be set up in dependence on the received information about the transmission parameters of the first communication unit 40
  • the processing unit 20 could also be configured to additionally or alternatively to the information about the transmission parameters of the first
  • Communication unit 40 to send the occupancy state of the parking space 110 to the external unit 70, which is then set up, depending on the occupancy state, the transmission parameters of the second
  • FIG. 2 shows an exemplary embodiment of a method for operating a device according to the invention for monitoring an occupancy state of a parking space of a parking space.
  • a transmission parameter for example, a transmission energy and / or data rate and / or
  • Channel bandwidth set and / or a communication channel of the first communication unit 40 are selected.
  • a method step c the occupancy state of the parking space 110 is transmitted by means of the first communication unit 40. This transmission takes place using the previously selected
  • Fig. 3 shows an embodiment of a method for operating a system with a device according to the invention for monitoring a
  • Occupancy state of a parking space of a parking space Occupancy state of a parking space of a parking space.
  • Occupancy state of the parking space 110 transmission parameters of the first communication unit 40 selected.
  • a transmission parameter can be
  • Channel bandwidth set and / or a communication channel of the first communication unit 40 are selected.
  • a method step c information about the transmission parameters of the first communication unit 40 is sent to the second communication unit 80 by means of the first communication unit 40.
  • transmission parameters of the second communication unit 80 are selected as a function of the information about the transmission parameters of the first communication unit 40.
  • the occupancy state of the parking space 110 can be sent from the first communication unit 40 to the second communication unit 80.
  • the occupancy state of the parking space 110 can be sent from the first communication unit 40 to the second communication unit 80.
  • Transmission parameters of the second communication unit 80 additionally or alternatively depending on the occupancy state of the parking space 110 are selected.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)

Abstract

La présente invention concerne un dispositif (10) de surveillance d'un état d'occupation d'une place de stationnement (110) dans un espace de stationnement (100). Le dispositif (10) comprend au moins une unité de traitement (20), une unité de capteurs (30) pour la détection de l'état d'occupation de la place de stationnement (110) et une première unité de communication sans fil (40) pour la communication avec une seconde unité de communication sans fil (80) d'une unité externe (70). Par ailleurs, l'unité de traitement (20) est conçue pour détecter l'état d'occupation de la place de stationnement (110) au moyen de l'unité de capteur (30) et pour l'envoyer au moyen de la première unité de communication (40). De plus, l'unité de traitement (20) est conçue pour choisir des paramètres de transmission de la première unité de communication (40) en fonction de l'état d'occupation détecté de la place de stationnement (110). La présente invention a trait en outre à un système (60) pourvu d'un dispositif (10) selon l'invention et à un procédé de fonctionnement d'un dispositif (10) selon l'invention ainsi que d'un système (60) selon l'invention.
EP18746671.9A 2017-08-08 2018-07-25 Dispositif de surveillance d'un état d'occupation d'une place de stationnement dans un espace de stationnement ainsi que système pourvu d'un tel dispositif et procédé de fonctionnement d'un tel dispositif et d'un tel système Withdrawn EP3665667A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017213818.1A DE102017213818A1 (de) 2017-08-08 2017-08-08 Vorrichtung zur Überwachung eines Belegungszustands eines Stellplatzes eines Parkraums sowie System mit einer solchen Vorrichtung und Verfahren zum Betrieb einer solchen Vorrichtung und eines solchen Systems
PCT/EP2018/070177 WO2019029994A1 (fr) 2017-08-08 2018-07-25 Dispositif de surveillance d'un état d'occupation d'une place de stationnement dans un espace de stationnement ainsi que système pourvu d'un tel dispositif et procédé de fonctionnement d'un tel dispositif et d'un tel système

Publications (1)

Publication Number Publication Date
EP3665667A1 true EP3665667A1 (fr) 2020-06-17

Family

ID=63042018

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18746671.9A Withdrawn EP3665667A1 (fr) 2017-08-08 2018-07-25 Dispositif de surveillance d'un état d'occupation d'une place de stationnement dans un espace de stationnement ainsi que système pourvu d'un tel dispositif et procédé de fonctionnement d'un tel dispositif et d'un tel système

Country Status (4)

Country Link
EP (1) EP3665667A1 (fr)
CN (1) CN110998689A (fr)
DE (1) DE102017213818A1 (fr)
WO (1) WO2019029994A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112233455A (zh) * 2020-09-02 2021-01-15 江苏苏创智能科技有限公司 一种立体式停车场车位引导系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110099126A1 (en) * 2005-08-30 2011-04-28 Sensact Applications, Inc. Automated Parking Policy Enforcement System
US8676636B2 (en) * 2009-04-22 2014-03-18 Parkpod Gmbh System for managing electric energy grid-vehicle exchange devices
SE1230003A1 (sv) 2012-01-05 2013-07-06 Showerpark Ab ShowPark, system och metod för parkeringsassistans i öppen stadsmiljö
CN104658306B (zh) * 2013-11-15 2020-01-31 国民技术股份有限公司 一种车辆在位检测方法及车位监控装置
CN104658307B (zh) * 2013-11-15 2019-06-11 国民技术股份有限公司 一种车辆在位检测方法及车位监控装置
DE102014211557A1 (de) * 2014-06-17 2015-12-31 Robert Bosch Gmbh Valet Parking Verfahren und System
FR3030991B1 (fr) * 2014-12-22 2018-03-23 Commissariat A L'energie Atomique Et Aux Energies Alternatives Reseau de dispositifs de mesure communiquant par liaison radio
CN105303880B (zh) * 2015-11-09 2018-04-17 成都极点芯联科技有限公司 基于蓝牙技术的停车位监测系统与方法
US20170206786A1 (en) * 2016-01-20 2017-07-20 International Business Machines Corporation Parking space management using virtual parking spaces
CN205983862U (zh) * 2016-08-22 2017-02-22 成都景触科技有限公司 基于提高操作方便性的景区停车管理系统

Also Published As

Publication number Publication date
WO2019029994A1 (fr) 2019-02-14
DE102017213818A1 (de) 2019-02-14
CN110998689A (zh) 2020-04-10

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