Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
  • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
  • B60L53/60—Monitoring or controlling charging stations
  • B60L53/68—Off-site monitoring or control, e.g. remote control
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
  • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
  • B60L53/30—Constructional details of charging stations
  • B60L53/305—Communication interfaces
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
  • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
  • B60L53/60—Monitoring or controlling charging stations
  • B60L53/66—Data transfer between charging stations and vehicles
  • B60L53/665—Methods related to measuring, billing or payment
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
  • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
  • G06Q50/06—Energy or water supply
• • G—PHYSICS
  • G07—CHECKING-DEVICES
  • G07F—COIN-FREED OR LIKE APPARATUS
  • G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
  • G07F15/003—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity
  • G07F15/005—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity dispensed for the electrical charging of vehicles
• • H—ELECTRICITY
  • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
  • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
  • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04Q—SELECTING
  • H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04Q—SELECTING
  • H04Q2209/00—Arrangements in telecontrol or telemetry systems
  • H04Q2209/40—Arrangements in telecontrol or telemetry systems using a wireless architecture
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
  • Y02T10/00—Road transport of goods or passengers
  • Y02T10/60—Other road transportation technologies with climate change mitigation effect
  • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
  • Y02T10/00—Road transport of goods or passengers
  • Y02T10/60—Other road transportation technologies with climate change mitigation effect
  • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
  • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
  • Y02T90/10—Technologies relating to charging of electric vehicles
  • Y02T90/12—Electric charging stations
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
  • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
  • Y02T90/10—Technologies relating to charging of electric vehicles
  • Y02T90/14—Plug-in electric vehicles
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
  • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
  • Y02T90/10—Technologies relating to charging of electric vehicles
  • Y02T90/16—Information or communication technologies improving the operation of electric vehicles

Definitions

• the subject matter relates to a charging station for electric vehicles.
• the subject relates to an interface device in such a charging station as well as a method for operating a charging station.
• a central unit forms a so-called backend, with the help of which, via the data connection with the charging station, charging operations can be started and stopped.
• fault analyzes and remote maintenance can be carried out via the backend in the charging stations.
• Protocol implementation is such that the charging station communicates with the backend via the appropriate protocol and can control loading operations therefor.
• the protocols enable remote maintenance and error analysis as well as activation of customers.
• some protocols are also possible to be used to control loading operations therefor.
• the object was based on improving the interoperability between charging stations and backend systems.
• Charge control circuit for example, a charge controller is arranged. This charge control circuit is adapted to charge with a
• Charge control circuit which is assigned to a vehicle to negotiate. With the help of the charging control circuit, the charging of an energy storage of a
• Electric vehicle in the charging station to be monitored.
• a charging station For communication with a backend system, a charging station generally also has a communication module.
• a communication module has at least one charge control interface on one side.
• Charge control interface communicates with the communication module
• Charge control circuit and optionally with measuring devices within the charging station to control the charging process in accordance with the specifications of the backend and to capture information about the charging process.
• the communication module has a
• This operator interface is meant to be the
• the communication module receives information from the backend and outputs information about the backend load.
• the operator interface for communication with a spatially remote from the charging station center is established.
• each operator of a charging station has preferably established a protocol suitable for him.
• This protocol is implemented in the operator interface of the communication module, so that the operator interface operates in conformity with the respective center.
• the interface device is provided.
• the interface device is configured to:
• the operator interface preferably connected between the operator interface and the control center and disposed within the charging station or at the charging station.
• Interface device communicates with the operator interface using the first protocol. For the operator interface is thus the
• Interface device such as the center.
• the interface device is transparent, i. the operator interface does not recognize that the interface device is provided between it and the center.
• the interface device is set up to communicate with the center using a second protocol different from the first protocol.
• the interface device sets the signals and information associated with the operator interface are exchanged, in signals and information to be exchanged with the control panel.
• This is a protocol implementation, which can be adapted to the particular circumstances in a charging station or a back-end system. Also for the central office is the
• the central unit also does not determine that the interface device is provided in the charging station, but instead communicates the central station with the second one implemented in the central station
• Protocol with the charging station without having to pay attention to which first protocol is implemented in the charging station by the communication module.
• the interface device thus ensures that charging stations of different manufacturers with a variety of protocols with a back-end system
• Interface device has at least two sets of protocol parameters.
• a protocol may be distinguished in particular by the fact that certain commands are sent at certain times. The timing as well as the naming of the commands as well as the data structure of the command heads as well as the command body can be stored in a parameter set. At least two sets of protocol parameters can now be provided in the interface device. With the help of these two sentences can be mapped in the interface device two different first or second protocols.
• An interface device can be multifunctional if this with
• the sets of protocol parameters can be set up for the first protocol.
• the interface device can communicate with two different operator interfaces.
• the selection of the operator interface can, for example be done automatically, in which the operator interface during the first
• Interface device may be from the interface device
• Protocol parameters and the subsequent communication may be based on a selected first of the at least two sentences
• Protocol parameters are performed. On the other hand, it may also be necessary for a charging station to be able to communicate with different backend systems. This can be useful, for example, if a charging station should be capable of multioperating, that is, an established charging station can be operated by different operators. Depending on which protocol the operator has implemented, the respective backend system with the charging station speaks about the corresponding protocol. For this purpose, a set of protocol parameters can be stored in the interface device for each of the second protocols and in the
• Interface device can be provided at least two sets of protocol parameters.
• the interface device may be possible in the interface device to modify existing sets of protocol parameters, as well as to store new sets of protocol parameters.
• a new set of protocol parameters can be loaded onto the interface device, so that these are subsequently connected to new hardware within the interface
• Charging station in particular with changed operator interfaces or with new backend systems can interact.
• the interface device be set up to receive a set of protocol parameters, in particular from the central office.
• a charging station can be adapted such that it can be operated by a new charging station operator with a different back-end system than the previous one.
• a manual replacement of the hardware within the charging station can be omitted.
• a so-called "white label” interface device in which no protocol parameters are stored, which can be installed in charging stations of different manufacturers, in particular with different operator interfaces
• Interface device can then be programmed accordingly.
• the interface device can optionally also act in the manner of a communication tunnel.
• the interface device can receive a corresponding command from either the operator interface or the control center. In this case, no protocol conversion takes place. This may be the case, for example, if the operator interface is compatible with the currently operated back-end system, so that protocol conversion is not necessary.
• the interface device is thus multifunctional and can act as a protocol converter if required and in other cases merely pass the commands without modifying the signals. According to one embodiment, it is proposed that the
• Interface device is updateable. This means that, for example via an altered firmware, the interface device can support a wide variety of protocols, wherein in each case a first and / or a second protocol can be stored in a memory of the interface device. By appropriate configuration of the memory, the interface device can be adapted to a wide variety of operator interfaces and backend systems. According to one embodiment, it is proposed that the
• Interface device has a radio interface.
• the interface device can enter into wireless communication with the control center via the radio interface.
• this can be advantageous if the communication module of the charging station supports only a wired communication.
• Charging station provided, in particular for wireless communication with a central office.
• the radio interface is suitable for communication via a
• Mobile network preferably a cellular mobile network.
• another wireless communication network may be supported, for example one
• the interface device is set up to receive an identification module for a wireless communication network.
• the communication module is suitable for carrying out an identification within a communication network.
• the communication network is
• the identification module is preferably a Subscriber Identity Module (SIM), as is commonly used in mobile networks.
• SIM Subscriber Identity Module
• This identification module also enables encrypted communication between the interface device and the center.
• a closed user group can be addressed in the mobile network, in particular in the context of a so-called Virtual Private Network (VPN).
• VPN Virtual Private Network
• Communication can be established between the interface device and the center via a so-called VPN tunnel, so that the communication can be secured via an otherwise public communication network.
• measured data of a consumption quantity counter can be determined by the
• Interface device to be transmitted to the control center. Just this
• Communication is preferably carried out in a secure manner, in order to avoid manipulation of measured data to measured consumption quantities.
• Interface device is set up so that it with the
• OCPP Open Charge Point Protocol
• the interface device with the center via an operator specific protocol such as the LG2WAN protocol of
• the operator-specific protocol is such that it is permissible by law and with regard to the transmission of measurement data, a complete authentication, authorization and / or
• Operator interface operated protocol is not mandatory.
• the interface device can ensure the transmission of measurement data, which is not possible with the protocol on the operator interface, for example.
• Operator interface is communicated via an operator-specific protocol and that the interface device communicates with the control center via the Open Charge Point Protocol.
• the interface device can thus be set up For example, they can communicate with an operator-specific protocol via the operator interface.
• the OCPP protocol can be implemented on the side of the interface device facing the central station
• Variants are possible and parameter sets for the respective characteristics of the OCPP protocol can be stored in the interface device.
• the time sequence of incoming to outgoing commands is varied by the interface device.
• the interface device is set up in such a way that it has an instruction memory which first temporarily stores incoming instructions.
• it can then be decided in the interface device that a command which arrives later in time is transmitted ahead of a previously received command.
• This temporal change of the communicated commands is possible in both directions.
• commands received by the operator interface of the communication module can be changed with respect to their time sequence and sent out in a changed sequence to the central office or vice versa.
• Interface device has a connection to a payment terminal.
• the interface device offers a further functionality, which is not necessarily given in a charging station.
• This connection makes it possible to directly represent a payment process within the charging station by connecting a payment terminal to the charging station via the interface device.
• various protocols for communication between the interface device and a payment terminal may be implemented in the interface device, in particular the EP2 protocol, the ZFT protocol the ISO 8583 protocol or the APACS protocol.
• the ZVT protocol, the OPI protocol or the MDB protocol can be implemented.
• a payment process can be triggered and completed within the charging station, which can initiate a charging process upon successful completion. For this reason, the
• Interface device may be requested or negotiated and, if appropriate, the release signal is transmitted to the operator interface of the interface device by the interface device following a charging circuit.
• a further aspect is an interface device with a first connection set up for communication with an operator interface of a device set up for communication with a central station remote from the charging station
• Communication module of a charging station wherein in the operator interface, a first protocol is implemented and set up with a second connection for communication with the external center via a second protocol different from the first protocol.
• a first protocol is implemented and set up with a second connection for communication with the external center via a second protocol different from the first protocol.
• a further aspect is a method for operating a charging station in which charging of an electric vehicle is controlled at the charging station, charge control commands being exchanged with a charging control interface of a communication module for controlling the charging process, and of the charging module
• Communication module charging control commands are received at an operator interface in a first protocol. Interoperability of the charging station with different backend systems or vice versa is ensured by exchanging the charging control commands of the operator interface with an interface device arranged in the charging station in the first protocol and the charging control commands from the interface device to an external center in a second, from the first Protocol different protocols be replaced. The commands are translated in the interface device from the first protocol to the second protocol and from the second protocol to the first protocol.
• Fig. 1 a charging station
• FIG. 2 shows a charging station according to an embodiment
• FIG. 4 shows an interface device according to an embodiment
• FIG. 1 shows a charging station 2 according to an embodiment.
• the charging station 2 has a connection to a power supply network 4.
• an energy meter 8 is connected to the power supply network 4 within the charging station 2.
• the counter 8 measures the electrical energy delivered by a charge controller 10 via a connection 12 to a consumer.
• An electric vehicle (not shown) can be connected to terminal 12 by cable. After connecting the communicates
• Charge controller 10 with a built-in charge controller in the electric vehicle
• the negotiated charging parameters are then set accordingly and the charging station 2 provides the electric vehicle with electrical energy from the power grid 4 available.
• the energy provided is detected by the counter 8.
• Charging current communicates, the charge controller 10 additionally with a
• Communication module 14 which has a charge controller interface 14a and a
• the communication module 14 receives via the
• Communication module 14 with a central unit, not shown.
• the operator interface 14b may have a wired network interface
• a DSL splitter which is connected to a wide area network, can be connected to the communication module 14 via such an interface.
• FIG. 2 shows a charging station 2 constructed in accordance with FIG. 1 with a charging station 2
• Communication module 14 which is connected via the charge controller interface 14a with the charge controller 10 and the counter 8, as well as the operator interface 14b has.
• the charging station 2 according to FIG. 2 has an additional interface device 16.
• the interface device 16 is connected to the operator interface 14b of the communication module 14. The interface device 16 exchanges via the operator interface 14b
• This communication can be bidirectional.
• the operator interface 14b is implemented such that It operates with an operator-specific protocol. The commands thus correspond to the operator-specific protocol.
• the interface device has means to autonomously determine the protocol operated by the operator interface 14. This can be done, for example
• Interface device 16 is specified, which protocol the
• Protocol parameters are addressed in the interface device 16, with which a conversion into a second protocol, which has been agreed with a central 18.
• Commands received by the center 18 as well as commands transmitted to the center 18 may be defined according to a second protocol. Using the set of protocol parameters, the instructions in the second protocol can be translated into the instructions that understand the operator interface 14b and vice versa.
• a radio interface is provided with the help of a wireless communication over a wide area network 20 with a central 18 is possible.
• FIG. 3 shows a charging station 2 in the sense of FIG. 2.
• FIG. 3 shows a charging station 2 in the sense of FIG. 2.
• a payment terminal 22 may consist of a crypto processor 22a and a
• User interface 22b be formed.
• About the payment terminal 22 can a
• Payment process for example with a credit card or debit card be handled.
• the card number or other card data as well as a personal identification number of the user can be queried via the user interface.
• the crypto chip 22a the admissibility of the
• the crypto chip 22a can transmit a payment signal to the interface device 16.
• the interface device 16 can initiate a charging process by means of switching between the center 18 and the communication module 14.
• the duration of a charging process the scope of a charging process as well as the charging process itself, ie its start and end according to the information from the crypto chip 22a or the payment signal can be established by the interface device 16.
• the communication between the center 18 and the communication module 14 is thereby by the
• Interface device 16 adapted according to the predetermined protocols.
• An interface device 16 is shown in FIG. 4. The
• Interface device 16 has a microprocessor 16a, which provides the functionality of the interface device 16.
• the microprocessor 16a is connected to the interfaces 16b and 16c.
• Interface 16b operates in a first protocol to communicate with the operator interface 14b.
• the interface 16c operates in a second protocol to communicate with the center 18.
• the signals exchanged between the interfaces 16b and 16c are implemented by the microprocessor 16a in terms of their protocol.
• the microprocessor 16a can in particular access a memory 16d in which sets of protocol parameters are stored.
• the interface 16 c is preferably a radio interface, which a
• SIM Subscriber Identity Module
• the interface device 16 has a connection 16e for connection to a payment terminal 22.
• the communication between the payment terminal 22 and the interface device 16 is also controlled by the microprocessor 16a, again with a memory, not shown, with different protocol parameters can be accessed to support a wide variety of protocols for a variety of payment terminals.
• FIG. 5 shows a memory 16d with different protocol parameter sets.
• columns PI and P2 are provided for the two protocols to be supported.
• the protocol PI is used, for example, for communication with the operator interface 14b and the protocol P2 is used for communication with the center 18.
• various operator interfaces 14b are each implemented with the OCPP protocol, wherein the OCPP protocol may be implemented in different configurations, if appropriate , The different embodiments of the OCPP protocol are shown in FIG.
• a plurality of protocol parameter sets are stored in the memory 16d. It can be seen that, for each stored protocol parameter set A, ⁇ ', A ", a corresponding protocol parameter set B is stored in each case, with the signals in one of the protocols A, ⁇ ', A "are converted into signals in a protocol B for the control center 18.
• the output side, ie on the communication path between the center 18 and the interface device 16 is always the same protocol by a Protocol parameter set B implements, whereas On the input side for a log a variety of protocol parameter sets A, ⁇ ', A "can be stored.
• an additional protocol A 2 can be supported, which may be different than the OPCC protocol.
• This protocol can also be converted into a protocol according to the protocol parameter set B for
• Additional memory locations may also be provided in memory 16d to allow further implementation of other or similar protocols.
• a protocol conversion can also be such that different protocol parameter sets B are provided, so that also very different operators with different protocols are supported. Via a firmware update or an update of lines in the memory 16d a variety of protocols can also be subsequently supported.

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• Engineering & Computer Science (AREA)
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• Transportation (AREA)
• Mechanical Engineering (AREA)
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• Charge And Discharge Circuits For Batteries Or The Like (AREA)
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• 2015
  • 2015-08-20 DE DE102015113799.2A patent/DE102015113799A1/de active Pending
• 2016
  • 2016-06-01 CN CN201680054587.1A patent/CN108025654B/zh active Active
  • 2016-06-01 EP EP16727168.3A patent/EP3337687A1/de not_active Withdrawn
  • 2016-06-01 CA CA2995734A patent/CA2995734C/en active Active
  • 2016-06-01 WO PCT/EP2016/062400 patent/WO2017028975A1/de active Application Filing
• 2018
  • 2018-02-19 US US15/899,089 patent/US10682918B2/en active Active

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