WO2023169817A1 - Module de communication pour le transfert de données au moyen de faisceaux lumineux, installation technique et procédé pour faire fonctionner une installation technique - Google Patents

Module de communication pour le transfert de données au moyen de faisceaux lumineux, installation technique et procédé pour faire fonctionner une installation technique Download PDF

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Publication number
WO2023169817A1
WO2023169817A1 PCT/EP2023/054337 EP2023054337W WO2023169817A1 WO 2023169817 A1 WO2023169817 A1 WO 2023169817A1 EP 2023054337 W EP2023054337 W EP 2023054337W WO 2023169817 A1 WO2023169817 A1 WO 2023169817A1
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WO
WIPO (PCT)
Prior art keywords
communication
data transmission
light beam
data
module
Prior art date
Application number
PCT/EP2023/054337
Other languages
German (de)
English (en)
Inventor
Zhidong Hua
Thomas Schäfer
Andreas WANJEK
Michael Lindenfelser
Original Assignee
Sew-Eurodrive Gmbh & Co. Kg
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 Sew-Eurodrive Gmbh & Co. Kg filed Critical Sew-Eurodrive Gmbh & Co. Kg
Publication of WO2023169817A1 publication Critical patent/WO2023169817A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/112—Line-of-sight transmission over an extended range
    • H04B10/1129—Arrangements for outdoor wireless networking of information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114—Indoor or close-range type systems
    • H04B10/1143—Bidirectional transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114—Indoor or close-range type systems
    • H04B10/1149—Arrangements for indoor wireless networking of information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks

Definitions

  • Communication module for data transmission using light beams, technical system and method for operating a technical system
  • the invention relates to a communication module for data transmission using light beams in a technical system, which comprises a transmitter for emitting a light beam in which data to be transmitted is encoded, and a receiver for receiving a light beam.
  • the invention also relates to a technical system which comprises a plurality of communication modules according to the invention, and a method for operating a technical system according to the invention.
  • the system has a vehicle with a receiving module and a stationary transmitting module.
  • the transmitter module has a light source and emits linearly polarized light.
  • the receiving module has a light sensor.
  • the system has a receiver with an image sensor, the light-sensitive surface of which is scanned line by line, and a transmitter with a controllable light source that emits modulated light.
  • a system for data transmission and position determination which comprises two parts that can be moved relative to one another.
  • the first part has a light guide emitting light from the side and a controllable light source, and the second part has at least one sensor arrangement for detecting the light intensity.
  • the system includes several movably arranged handsets, each of which has optical transmitters and optical receivers.
  • the invention is based on the object of further developing a communication module for data transmission using light beams, a technical system and a method for operating a technical system.
  • the task is solved by a communication module for data transmission using light beams with the features specified in claim 1.
  • Advantageous refinements and further developments are the subject of the subclaims.
  • the task is also achieved by a technical system with the features specified in claim 3.
  • Advantageous refinements and further developments are the subject of the subclaims.
  • the task is also achieved by a method for operating a technical system with the features specified in claim 10.
  • Advantageous refinements and further developments are the subject of the subclaims.
  • the first transmitter sends out a light beam in which data to be transmitted is encoded in a first transmission direction
  • the second transmitter sends out a light beam in which data to be transmitted is encoded in a second transmission direction.
  • the first transmission direction is oriented anti-parallel to the second transmission direction.
  • the communication module further comprises a distribution unit which forwards data encoded in a light beam received by the first receiver to the second transmitter, and which forwards data encoded in a light beam received by the second receiver to the first transmitter.
  • duplex communication with further communication modules according to the invention is possible using light beams in a technical system. Communication via radio waves, such as WLAN, is therefore not necessary.
  • the communication module is able to forward received data, like a relay station.
  • the first receiver is aligned such that a light beam arriving from the second transmission direction can be received by the first receiver
  • the second receiver is aligned such that a light beam arriving from the first transmission direction can be received by the second receiver .
  • the communication module is therefore able to forward received data, such as in a relay station, especially if the communication modules involved are arranged in a straight line one behind the other.
  • a technical system comprises a work area, several vehicles which are movable in a longitudinal direction in the work area, several communication modules according to the invention and several data transmission modules.
  • a communication module is arranged on each of the vehicles in such a way that the first transmission directions of the communication modules are aligned with one another and run parallel to the longitudinal direction, and that the second transmission directions of the communication modules are aligned with one another and run anti-parallel to the longitudinal direction.
  • the data transmission modules each comprise a light source for emitting a light beam in which data to be transmitted is encoded, a light sensor for receiving a light beam and a mirror that can be pivoted about a pivot axis between an active position and a passive position.
  • the mirror is arranged in such a way that a light beam incident from a transmission direction is deflected onto the light sensor by the mirror in the active position, and that a light beam emitted by the light source is deflected into one of the transmission directions.
  • communication connections can be established between two communication modules that are arranged on neighboring vehicles. Furthermore, communication connections can be established between a stationary data transmission module and a mobile communication module.
  • the technical system further comprises a control unit, which is connected to the data transmission modules via a respective communication line.
  • Data can be transmitted from the control unit to the data transmission modules and from the data transmission modules to the control unit via the communication lines. This means that communication connections can also be established between the data transmission modules and the control unit via the communication lines.
  • the mirrors of the data transmission modules are arranged in such a way that a collision of a communication module with a mirror in the passive position is excluded. This means that when the technical system is in operation, the vehicles can move without collision arranged communication modules in the longitudinal direction past the stationary data transmission modules possible.
  • the data transmission modules each have an electric drive for pivoting the mirror from the passive position to the active position and a spring for pivoting the mirror from the active position to the passive position.
  • the electric drive ensures that the time in which the mirror moves from the passive position to the active position is as short as possible.
  • the spring causes the mirror to automatically move into the passive position if there is no power supply to the drive, thereby preventing collisions between the communication modules and the mirrors.
  • the control unit has a plurality of communication interfaces to which the communication lines are connected, a network interface to which a data line can be connected for connection to a data network, and a switching unit which is set up to provide separate connections of the network interface to the individual ones To establish communication interfaces and to separate separate connections between the network interface and the individual communication interfaces.
  • a communication connection between the data network and the control unit can thus be established via the data line.
  • the switching unit allows redundant communication paths to be blocked in states in which several data transmission modules have a communication connection to communication modules. Otherwise an Ethernet loop would be created.
  • At least one data transmission module is arranged in the longitudinal direction at a beginning of the work area, and at least one data transmission module is arranged in the longitudinal direction at one end of the work area.
  • a further data transmission module is arranged in the longitudinal direction upstream of the beginning of the working area. This is a distance of said further data transmission module from the beginning of the Working area in the longitudinal direction is half as large as the length of a vehicle in the longitudinal direction. According to an advantageous development of the invention, a further data transmission module is arranged in the longitudinal direction downstream of the end of the working area. A distance of said further data transmission module from the end of the working area in the longitudinal direction is half as large as the extent of a vehicle in the longitudinal direction.
  • Arranging a further data transmission module in the technical system creates redundancy, which advantageously increases the reliability of the communication connections.
  • the arrangement of two data transmission modules at a distance of half the length of a vehicle in the longitudinal direction ensures that at least one mirror of the two data transmission modules is in the active position at all times when the vehicles are close to one another in the work area.
  • a communication connection can therefore always be established between at least one data transmission module and one communication module.
  • the failure of a stationary data transmission module would result in all mobile communication modules being cut off from the stationary data network and the control unit in the state in which the other data transmission module has no connection.
  • a technical system with four stationary data transmission modules is tolerant of an error on a vehicle or an error on a data transmission module. Communication takes place mainly via the inner two data transmission modules. If the mirror of an internal data transmission module is in the passive position, said data transmission module has no communication connection to a communication module. However, communication is still possible via the corresponding external data transmission module. Only at the time when the mirror of the inner data transmission module moves between the active and the passive position is no communication possible via the two data transmission modules on this side. However, this time is significantly shorter than the time in which the mirror is in the passive position.
  • the technical system comprises an additional control unit which is connected in parallel to the first control unit. When using a single control unit, if this control unit fails, the communication connections between the communication modules and the data network would be interrupted. The additional control unit monitors the functionality of the first control unit, and if the first control unit fails, the additional control unit takes over its function.
  • a light beam, in which data to be transmitted is encoded is emitted in the first transmission direction from the first transmitters of the communication modules.
  • a light beam, in which data to be transmitted is encoded is emitted in the second transmission direction from the second transmitters of the communication modules.
  • a light beam arriving from the second transmission direction is received by the first receivers of the communication modules.
  • a light beam arriving from the first transmission direction is received by the second receivers of the communication modules.
  • data encoded in the light beam received by the first receiver is forwarded to the second transmitter, and data encoded in the light beam received by the second receiver is forwarded to the first transmitter.
  • a light beam in which data to be transmitted is encoded is emitted by the light source of at least one data transmission module, the mirror of which is in the active position, and a light beam is received by the light sensor of said at least one data transmission module.
  • the mirror of said at least one data transmission module is pivoted from the active position to the passive position while a communication module of a vehicle is moved past the data transmission module in the longitudinal direction.
  • the mirror of said at least one data transmission module is pivoted from the passive position into the active position when the communication module of the vehicle has been moved past the data transmission module in the longitudinal direction.
  • the technical system comprises a control unit which has a plurality of communication interfaces to which communication lines connected to the data transmission modules are connected, and a network interface to which a data line is connected for connection to a data network.
  • a control unit which has a plurality of communication interfaces to which communication lines connected to the data transmission modules are connected, and a network interface to which a data line is connected for connection to a data network.
  • the connection between the network interface and the communication interface between which there is a communication connection via at least one communication module to another communication interface is then severed. In this way, redundant paths that cause an Ethernet loop are blocked by separating the network interface from the communication interface.
  • a broadcast signal is sent by at least one of the communication interfaces, and it is checked whether the broadcast signal is from another communication interface. Redundant path detection can be done using broadcast signals at Layer 2 of the ISO/OSI reference model.
  • the broadcast signals are advantageously sent from the control unit to the data transmission modules via each communication interface, and it is checked at which communication interfaces the broadcast signals arrive again. When broadcast signals from one communication interface arrive at another communication interface, there are redundant paths which are then blocked by separating the network interface from the communication interface.
  • the recovery time of the network when the status of the connections changes is directly dependent on the cycle time with which the broadcast signals are sent and is chosen to be short as required.
  • the communication modules include VLAN-capable switches as distribution units. This means that the broadcast signals and all other packets can be transferred to separate VLANs, thus limiting the spread of the broadcast signals.
  • the distribution units of the communication modules offer the option of deactivating MAC address learning or deleting the table with the MAC addresses on command. When switching between the redundant paths, it can be prevented that the packets that are sent from mobile to stationary are not only sent over the old path and are ultimately discarded.
  • Figure 1 a schematic representation of a communication module
  • Figure 2 a schematic representation of a technical system in a first operating state
  • Figure 3 a schematic representation of the technical system in a second operating state
  • Figure 4 a schematic representation of the technical system in a third operating state
  • Figure 5 a schematic representation of the technical system in a fourth operating state.
  • FIG. 1 shows a schematic representation of a communication module 20 for data transmission using light beams 40.
  • the communication module 20 is in particular attached to a vehicle 10 in a technical system and movable with the vehicle 10.
  • the communication module 20 is used in particular for wireless communication with other communication modules 20 as well as with stationary data transmission modules 31, 32, 33, 34.
  • the communication module 20 includes a first transmitter 21 for emitting a light beam 40 and a first receiver 23 for receiving a light beam 40.
  • the first transmitter 21 and the first receiver 23 are arranged next to one another in a first end region of the communication module 20.
  • the first transmitter 21 sends out a light beam 40, in which data to be transmitted is encoded, in a first transmission direction T 1.
  • the first receiver 23 is aligned such that a light beam 40 arriving from the second transmission direction T2 can be received by the first receiver 23.
  • the communication module 20 includes a second transmitter 22 for sending out a
  • Light beam 40 and a second receiver 24 for receiving a light beam 40.
  • the second transmitter 22 and the second receiver 24 are arranged next to each other in a second end region of the communication module 20.
  • the second transmitter 22 sends out a light beam 40, in which data to be transmitted is encoded, in a second transmission direction T2.
  • the second receiver 24 is aligned such that a light beam 40 arriving from the first transmission direction T 1 can be received by the second receiver 24.
  • the first transmission direction T 1 is oriented anti-parallel to the second transmission direction T2.
  • the first end region of the communication module 20 is arranged opposite the second end region of the communication module 20.
  • the communication module 20 includes a distribution unit 27.
  • the distribution unit 27 is, for example, an Ethernet switch.
  • the communication module 20 includes a first converter 25 and a second converter 26.
  • the communication module 20 further includes one or more data interfaces 28.
  • the data interfaces 28 are used to connect network-capable components of the vehicle 10, in particular control devices.
  • the first converter 25 converts data that is encoded in a light beam 40 received by the first receiver 23 into an electrical data stream and forwards this to the distribution unit 27.
  • the first converter 25 converts an electrical data stream from the distribution unit 27 into data to be transmitted and forwards this to the first transmitter 21.
  • the second converter 26 converts data that is encoded in a light beam 40 received by the second receiver 24 into an electrical data stream and forwards this to the distribution unit 27.
  • the second converter 25 converts an electrical data stream from the distribution unit 27 into data to be transmitted and forwards this to the second transmitter 22.
  • the distribution unit 27 forwards data from the first converter 25, which are intended for components of the vehicle 10, to the data interfaces 28.
  • the distribution unit 27 forwards other data from the first converter 25, which are not intended for components of the vehicle 10, to the second converter 26.
  • the distribution unit 27 thus forwards data that is encoded in a light beam 40 received by the first receiver 23 to the second transmitter 22 and to the data interfaces 28.
  • the distribution unit 27 forwards data from the second converter 26, which are intended for components of the vehicle 10, to the data interfaces 28.
  • the distribution unit 27 forwards other data from the second converter 26, which are not intended for components of the vehicle 10, to the first converter 25.
  • the distribution unit 27 thus forwards data that is encoded in a light beam 40 received by the second receiver 24 to the first transmitter 21 and to the data interfaces 28.
  • FIG. 2 shows a schematic representation of a technical system in a first operating state.
  • the technical system includes a working area 15, which is limited in a longitudinal direction X upstream of a beginning 17 and downstream of an end 18.
  • the technical system includes several vehicles 10, which are movable in a straight line in the longitudinal direction X from the beginning 17 to the end 18 in the working area 15.
  • the vehicles 10 are, for example, push skid platforms that can be moved along a rail system.
  • the technical system includes several communication modules 20.
  • Each of the vehicles 10 is assigned a communication module 20, which is attached to the respective vehicle 10.
  • the communication modules 20 are thus movable in a straight line in the longitudinal direction X with the vehicles 10 in the work area 15.
  • the communication modules 20 are arranged on the vehicles 10 in such a way that the first transmission directions T1 of the communication modules 20 are aligned with one another and run parallel to the longitudinal direction X, and that the second transmission directions T2 of the communication modules 20 are aligned with one another and run anti-parallel to the longitudinal direction X.
  • a communication connection can thus be established between two communication modules 20, which are arranged on adjacent vehicles 10.
  • data transmission using light beams 40 between the communication modules 20 is made possible.
  • the technical system comprises a first data transmission module 31, a second data transmission module 32, a third data transmission module 33 and a fourth data transmission module 34.
  • the second data transmission module 32 is arranged in a stationary manner at the beginning 17 of the work area 15.
  • the first data transmission module 31 is Arranged stationary upstream of the beginning 17 of the work area 15 and the second data transmission module 32.
  • the third data transmission module 33 is arranged stationary at the end 18 of the work area 15.
  • the fourth data transmission module 34 is stationarily arranged downstream of the end 18 of the work area 15 and the third data transmission module 33.
  • the second data transmission module 32 and the third data transmission module 33 are also referred to below as inner data transmission modules 32, 33.
  • the first data transmission module 31 and the fourth data transmission module 34 are also referred to below as external data transmission modules 32, 33.
  • a distance of the first data transmission module 31 from the beginning 17 of the work area 15 in the longitudinal direction X is half as large as an extent of a vehicle 10 in the longitudinal direction like an extension of a vehicle 10 in the longitudinal direction X.
  • the data transmission modules 31, 32, 33, 34 each include a light source for emitting a light beam 40, in which data to be transmitted is encoded, and a light sensor for receiving a light beam 40.
  • the light source and the light sensor are arranged next to one another.
  • the data transmission modules 31, 32, 33, 34 each include a mirror 35, which can be pivoted about a pivot axis between an active position and a passive position.
  • the pivot axis runs at right angles to the longitudinal direction
  • Light rays 40 emitted by the light sources strike the mirror 35.
  • the mirrors 35 of the first data transmission module 31 and the second data transmission module 32 are arranged in such a way that a light beam 40 incident from the second transmission direction T2 is deflected from the mirror 35 onto the light sensor by the mirror 35 in the active position, and that one of the Light source emitted light beam 40 is deflected by the mirror 35 in the first transmission direction T 1.
  • the mirrors 35 of the third data transmission module 33 and the fourth data transmission module 34 are arranged in such a way that a light beam 40 incident from the first transmission direction T1 is deflected from the mirror 35 onto the light sensor by the mirror 35 in the active position, and that one of the Light beam 40 emitted by the light source is deflected by the mirror 35 into the second transmission direction T2.
  • a communication connection can thus be established between a data transmission module 31, 32, 33, 34 and a communication module 20, which is arranged on a vehicle 10 located in the work area 15.
  • a communication connection data transmission using light beams 40 between a data transmission module 31, 32, 33, 34 and a communication module 20 is made possible.
  • the communication modules 20 arranged on the vehicles 10 move in the longitudinal direction X past the stationary data transmission modules 31, 32, 33, 34.
  • the mirrors 35 of the data transmission modules 31, 32, 33, 34 are arranged in such a way that a collision of a communication module 20 with a mirror 35 located in the passive position is excluded.
  • a communication connection between a data transmission module 31, 32, 33, 34 and a communication module 20 can only be established when the mirror 35 of the data transmission module 31, 32, 33, 34 is in the active position. If the mirror 35 of the data transmission module 31, 32, 33, 34 is in the passive position, no communication connection between the data transmission module 31, 32, 33, 34 and a communication module 20 can be established.
  • the data transmission modules 31, 32, 33, 34 each have an electric drive for pivoting the mirror 35 from the passive position to the active position.
  • the data transmission modules 31, 32, 33, 34 also have a spring for pivoting the mirror 35 from the active position to the passive position.
  • the technical system includes a control unit 50.
  • the control unit 50 has a first communication interface 51, a second communication interface 52, a third communication interface 53 and a fourth communication interface 54.
  • a communication line 42 is connected to each of the communication interfaces 51, 52, 53, 54.
  • the control unit 50 is connected to the data transmission modules 31, 32, 33, 34 via the communication lines 42.
  • the first communication interface 51 is connected to the first data transmission module 31 via a communication line 42.
  • the second communication interface 52 is connected to the second data transmission module 32 via a communication line 42.
  • the third communication interface 53 is connected to the third data transmission module 33 via a communication line 42.
  • the fourth communication interface 54 is connected to the fourth data transmission module 34 via a communication line 42.
  • a communication connection between each data transmission module 31, 32, 33, 34 and the control unit 50 can thus be established via the communication lines 42.
  • data can be transmitted from the control unit 50 to the data transmission modules 31, 32, 33, 34, and from the data transmission modules 31, 32, 33, 34 to the control unit 50 via the communication lines 42.
  • the control unit 50 has a network interface 55.
  • a data line 60 is connected to the network interface 55.
  • the data line 60 is connected to a data network 62.
  • a communication connection between the data network 62 and the control unit 50 can thus be established via the data line 60. By means of such a communication connection, data transmission between the data network 62 and the control unit 50 is made possible.
  • the control unit 50 has a switching unit 57.
  • the switching unit 57 is, for example, an Ethernet bridge.
  • the switching unit 57 is set up to establish separate connections of the network interface 55 with the individual communication interfaces 51, 52, 53, 54, as well as to separate separate connections of the network interface 55 with the individual communication interfaces 51, 52, 53, 54.
  • Data network 62 and the communication modules 20 of the vehicles 10 can be produced. Means The said communication connections enable data transmission between the data network 62 and the communication modules 20 of the vehicles 10.
  • the mirrors 35 of the first data transmission module 31 and the third data transmission module 33 are in the active position.
  • the mirrors 35 of the second data transmission module 32 and the fourth data transmission module 34 are in the passive position.
  • connection of the network interface 55 to the first communication interface 51 is separated from the switching unit 57.
  • the connections of the network interface 55 with the second communication interface 52, the third communication interface 53 and the fourth communication interface 54 are established by the switching unit 57.
  • Figure 3 shows a schematic representation of the technical system in a second operating state.
  • the mirrors 35 of the first data transmission module 31, the second data transmission module 32, the third data transmission module 33 and the fourth data transmission module 34 are in the active position.
  • connection of the network interface 55 to the third communication interface 53 is separated from the switching unit 57.
  • the connections of the network interface 55 with the first communication interface 51, the second communication interface 52 and the fourth communication interface 54 are made by the switching unit 57.
  • Figure 4 shows a schematic representation of the technical system in a third operating state.
  • the mirrors 35 of the second data transmission module 32 and the fourth Data transmission module 34 are in the active position.
  • the mirrors 35 of the first data transmission module 31 and the third data transmission module 33 are in the passive position.
  • connection of the network interface 55 to the fourth communication interface 54 is separated from the switching unit 57.
  • the connections of the network interface 55 with the first communication interface 51, the second communication interface 52 and the third communication interface 53 are established by the switching unit 57.
  • Figure 5 shows a schematic representation of the technical system in a fourth operating state.
  • the mirrors 35 of the first data transmission module 31, the second data transmission module 32, the third data transmission module 33 and the fourth data transmission module 34 are in the active position.
  • connection of the network interface 55 to the third communication interface 53 is separated from the switching unit 57.
  • the connections of the network interface 55 with the first communication interface 51, the second communication interface 52 and the fourth communication interface 54 are established by the switching unit 57.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Optical Communication System (AREA)

Abstract

L'invention concerne un module de communication (20) pour le transfert de données au moyen de faisceaux lumineux (40) dans une installation technique, comprenant un premier émetteur (21) pour émettre un faisceau lumineux (40) et un premier récepteur (23) pour recevoir un faisceau lumineux (40), et un second émetteur (22) pour émettre un faisceau lumineux (40), et un second récepteur (24) pour recevoir un faisceau lumineux (40), où : le premier émetteur (21) émet un faisceau lumineux (40), dans lequel les données à transférer sont codées, dans une première direction d'émission (T1), et le second émetteur (22) émet un faisceau lumineux (40), dans lequel les données à transférer sont codées, dans une seconde direction d'émission (T2) ; la première direction d'émission (T1) est orientée de manière antiparallèle à la seconde direction d'émission (T2) ; et le module de communication (20) comprend une unité de distribution (27) qui transmet les données codées dans un faisceau lumineux (40) reçu par le premier récepteur (23) au second émetteur (22) et qui transmet les données codées dans un faisceau lumineux (40) reçu par le second récepteur (24) au premier émetteur (21). L'invention concerne une installation technique qui comprend une zone de travail (15), une pluralité de véhicules (10) pouvant se déplacer en ligne droite dans une direction longitudinale (X) dans la zone de travail (15), et une pluralité de modules de communication (20) selon l'invention, ainsi qu'un procédé d'exploitation d'une installation technique selon l'invention.
PCT/EP2023/054337 2022-03-10 2023-02-21 Module de communication pour le transfert de données au moyen de faisceaux lumineux, installation technique et procédé pour faire fonctionner une installation technique WO2023169817A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102022000843.2 2022-03-10
DE102022000843 2022-03-10

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WO2023169817A1 true WO2023169817A1 (fr) 2023-09-14

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016010999A1 (de) 2016-09-12 2018-03-15 Sew-Eurodrive Gmbh & Co Kg System und Verfahren zur Positionsbestimmung eines Fahrzeugs innerhalb einer Anlage
DE102018006988B3 (de) 2018-09-04 2019-08-14 Sew-Eurodrive Gmbh & Co Kg System und Verfahren zum Betreiben dieses Systems, aufweisend eine erste Kommunikationseinheit und eine zweite Kommunikationseinheit
US20190319756A1 (en) * 2011-10-17 2019-10-17 Golba Llc Method and System for a Repeater Network That Utilizes Distributed Transceivers With Array Processing
DE102019004565A1 (de) 2018-07-17 2020-01-23 Sew-Eurodrive Gmbh & Co Kg Anlage und Verfahren zum Betreiben einer Anlage, aufweisend bewegbar angeordnete Mobilteile
US20200280829A1 (en) * 2018-09-24 2020-09-03 Douglas Glass Benefield Free space optical transmission system for vehicle networking
EP3403055B1 (fr) 2016-01-14 2021-01-06 Sew-Eurodrive GmbH & Co. KG Système comprenant une première partie et une seconde partie

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190319756A1 (en) * 2011-10-17 2019-10-17 Golba Llc Method and System for a Repeater Network That Utilizes Distributed Transceivers With Array Processing
EP3403055B1 (fr) 2016-01-14 2021-01-06 Sew-Eurodrive GmbH & Co. KG Système comprenant une première partie et une seconde partie
DE102016010999A1 (de) 2016-09-12 2018-03-15 Sew-Eurodrive Gmbh & Co Kg System und Verfahren zur Positionsbestimmung eines Fahrzeugs innerhalb einer Anlage
DE102019004565A1 (de) 2018-07-17 2020-01-23 Sew-Eurodrive Gmbh & Co Kg Anlage und Verfahren zum Betreiben einer Anlage, aufweisend bewegbar angeordnete Mobilteile
DE102018006988B3 (de) 2018-09-04 2019-08-14 Sew-Eurodrive Gmbh & Co Kg System und Verfahren zum Betreiben dieses Systems, aufweisend eine erste Kommunikationseinheit und eine zweite Kommunikationseinheit
US20200280829A1 (en) * 2018-09-24 2020-09-03 Douglas Glass Benefield Free space optical transmission system for vehicle networking

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