DE102017209486A1 - Method for communicating a device with a data management unit, communication unit and use of the communication unit - Google Patents

Method for communicating a device with a data management unit, communication unit and use of the communication unit

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Publication number
DE102017209486A1
DE102017209486A1 DE102017209486.9A DE102017209486A DE102017209486A1 DE 102017209486 A1 DE102017209486 A1 DE 102017209486A1 DE 102017209486 A DE102017209486 A DE 102017209486A DE 102017209486 A1 DE102017209486 A1 DE 102017209486A1
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Germany
Prior art keywords
data
communication unit
device
interface
management unit
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.)
Ceased
Application number
DE102017209486.9A
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German (de)
Inventor
wird später genannt werden Erfinder
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Siemens AG
Original Assignee
Siemens 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 Siemens AG filed Critical Siemens AG
Priority to DE102017209486.9A priority Critical patent/DE102017209486A1/en
Publication of DE102017209486A1 publication Critical patent/DE102017209486A1/en
Application status is Ceased legal-status Critical

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/66Arrangements for connecting between networks having differing types of switching systems, e.g. gateways

Abstract

The invention relates to a method for communicating a device (4) with a data management unit (6).
In order to be able to establish a communication of the device (4) with a data management unit (6) irrespective of the type of device (4), a communication unit (2) is provided which has its own housing (14), its own power supply (16). a first interface (22) and a second interface (24). It is provided that the communication unit (2) independently establishes a data connection (30) with the data management unit (6) via the second interface (24). It is further provided that the communication unit (2) establishes a data connection (32) with the device (4) via the first interface (22), reads out data from the device (4) via the first interface (22) and reads the data read out the second interface (24) to the data management unit (6) transmitted.

Description

  • The invention relates to a method for communicating a device with a data management unit.
  • New devices can now be delivered cloud-ready. These new, cloud-enabled devices can connect to the cloud after deployment and / or installation, and deliver data to the cloud. The data transmitted to the cloud can be used in various ways. For example, the transmitted data can be analyzed. Since in the cloud preferably a larger computing power is available than locally in the device, complex analysis methods, for example by means of machine learning, can be used to analyze the data using the cloud.
  • Data transmission from a device to a data management unit such as the cloud is therefore becoming increasingly important.
  • Older devices are typically not cloud-enabled, so connecting these older devices to the cloud is not possible.
  • An object of the invention is to provide a method for communicating a device with a data management unit, in which, regardless of the type of device, communication of the device with a data management unit, such. As the cloud is possible.
  • The object is achieved by a method for communication of a device with a data management unit, in which according to the invention a communication unit is provided which has its own housing, its own power supply, a first interface and a second interface and which independently via the second interface with a data connection of the data management unit. According to the invention, the communication unit establishes a data connection with the device via the first interface, reads out data from the device via the first interface and transmits the read-out data to the data management unit via the second interface.
  • The idea of the invention is to provide a communication unit via which any device can communicate with a data management unit. The communication unit is preferably separate, in particular to the device. In addition, the communication unit is expediently separate from the data management unit. Preferably, the communication unit is universally applicable to different types of devices. Ie. Different devices can communicate with the communication unit regardless of their device type. By means of the method according to the invention, a communication between any device and a data management unit is made possible.
  • By means of the communication unit, in particular in that the communication unit on the one hand establishes the data connection with the device and on the other hand establishes the data connection with the data processing unit, the device can be retrofitted in a simple and fast way for communication with the data processing unit.
  • Conveniently, the device is a technically operable unit. Further, the device may be a group of technically operable units, each of which is individually operable.
  • For example, the data management unit may be a server. Further, the data management unit may be a cloud. In particular, the data management unit may be an Internet of Things service. The transmitted data can be at least partially stored and / or managed using the data management unit. For example, the data management unit may at least partially store the transmitted data in a database. Furthermore, the transmitted data can be at least partially analyzed, evaluated and / or visually displayed using the data management unit. For example, the data management unit may analyze / evaluate the transmitted data using machine learning methods.
  • It is an advantage of the invention that due to the transmission of the data from the device to the data management unit, the data in the data management unit can be evaluated / analyzed. In the data management unit, more computing capacity can be available for the evaluation than in the device itself. In particular, the data management unit can be more powerful than the device itself. In addition, data of several devices can be evaluated together in the data management unit, which can also provide added value.
  • If the communication unit establishes a data connection with the device, then preferably the communication unit establishes the data connection to the device.
  • If the communication unit establishes a data connection with the data management unit, then preferably the communication unit establishes the data connection to the data management unit. Next can also the Data management unit to establish the data connection to the communication unit.
  • The structure of the respective data connection is preferably determined, for example by a protocol. Expediently, a direction of a data transmission over the respective data connection is independent of the direction of the structure of the respective data connection.
  • Preferably, the communication unit, in particular the first interface, connected via a data cable to the device, in particular before the data connection is established with the device. By connecting the communication unit to the device via the data cable, the device can be easily and quickly retrofitted for communication with the data processing unit.
  • Preferably, the communication unit is preconfigured to independently set up the data connection with the data management unit. That is, the communication unit may include a predetermined configuration for independently establishing the data connection with the data management unit. In this predetermined configuration, for example, an identity information of the data management unit and / or an address information of the data management unit can be stored. The predetermined configuration, including preconfiguration, may have been predetermined, for example, by a manufacturer of the communication unit or by a user of the communication unit.
  • An advantage of the given configuration is that the communication unit is ready for use quickly. Another advantage of the given configuration is that the communication unit is location independent, i. H. in any location, can be used.
  • It is advantageous if the communication unit is at least partially configured via the data management unit. This means that the communication unit can be configured at least partially remotely. In this way, the communication unit can be at least partially configured in a simple manner and location-dependent.
  • For example, a configuration interface may be provided in the data management unit, via which the communication unit is at least partially configured. In this way, the communication unit can be user-friendly at least partially configured.
  • Conveniently, the communication unit is configured to establish the data connection with the device via the data management unit. For example, in the configuration of the communication unit for establishing the data connection with the device, an identity information of the device and / or an address information of the device can be transmitted to the communication unit.
  • The communication unit preferably establishes a data connection with the device via the first interface after the "configuration for establishing the data connection with the device". For example, the device may have a server and / or a controller with which / with which the communication unit preferably establishes the data connection. Further, the device may have a sensor and / or an actuator, with which the communication unit can establish the data connection.
  • Conveniently, data is present in the device. The data present in the device may have been incurred in the device and / or transmitted to the device. For example, the device may determine, determine, measure, calculate, read and / or read the data. Preferably, the data is in the server and / or controller of the device. Furthermore, the data can be transmitted within the device, in particular via a bus system of the device. For example, the sensor can transmit at least part of the data via the bus system to the server and / or to the controller of the device. Furthermore, at least part of the data can be transmitted via the bus system within the controller of the device.
  • When the communication unit reads out data via the first interface, the communication unit preferably reads out a bus system of the device, in particular the aforementioned bus system. Furthermore, the communication unit can read a server and / or a controller of the device, in particular the aforementioned server or the aforementioned controller of the device.
  • Preferably, the communication unit is configured to read data from the device via the data management unit. In the configuration of the communication unit for reading out data from the device, for example, data addresses to be read out can be transmitted to the communication unit.
  • The communication unit can transform the read-out data into a broadcast-capable format before it transmits the read-out data, in particular in the broadcast-capable format, to the data management unit.
  • Preferably, the data read out are transmitted directly to the data management unit. The immediate transmission may include the aforementioned transformation.
  • It is possible that at least some data can not be transmitted directly to the data management unit, for example in the case of a connection problem between the communication unit and the data management unit. If some data can not be transmitted immediately, this data will conveniently remain in the communication unit for a certain time.
  • Expediently, those read-out data which can not be transmitted directly to the data management unit are temporarily stored in the communication unit. For example, this data can be buffered in a buffer memory of the communication unit.
  • That is, the communication unit may comprise a buffer memory, which is expediently arranged to buffer those read-out data that can not be transmitted directly to the data management unit.
  • Further, the communication unit may be configured to receive instructions for controlling the device from the data management unit. When the communication unit receives instructions for controlling the device from the data management unit, the communication unit preferably transmits the received instructions to the device.
  • Furthermore, the invention is directed to a communication unit for communicating a device with a data management unit.
  • According to the invention, the communication unit comprises a separate housing, its own power supply, a first interface, in particular in order to communicate with the device, and a second interface, in particular in order to communicate with the data management unit. In addition, the communication unit comprises a connection means, which is connected between the first interface and the second interface and which is adapted to independently establish a data connection with the data management unit via the second interface. Furthermore, the connection means is set up to establish a data connection with the device via the first interface, to read out data from the device via the first interface and to transmit the read-out data to the data management unit via the second interface.
  • Advantageously, the communication unit according to the invention is used in the aforementioned method. Moreover, objective elements mentioned in connection with the method can be components of this communication unit.
  • Preferably, the communication unit is based on a single-board computer. In this way, the communication unit can be kept small and inexpensive. In this way, the communication unit can be easily transported. If the communication unit is based on a single-board computer, then it can be a further advantage that the communication unit can be used universally.
  • For example, the communication unit may be based on a Raspberry Pi. In principle, the communication unit can also be based on another single-board computer.
  • The communication unit expediently comprises a predetermined configuration for the independent establishment of the data connection with the data management unit.
  • Preferably, the connection means is adapted to be configured via the data management unit for establishing the data connection with the device. Furthermore, it is advantageous if the connection means is set up to be configured via the data management unit for reading out data from the device.
  • Expediently, the communication unit, in particular the first interface, is set up to be connected to the device via a data cable, in particular before the data connection with the device is established. It is preferred if the first interface comprises a connection, in particular a LAN connection or a COM connection. The established data connection between the communication unit and the device is preferably wired.
  • In principle, the first interface can also have a radio module for wireless communication with the device. The established data connection between the communication unit and the device can in principle also be wireless.
  • It is also expedient if the second interface comprises a radio module for wireless communication with the data management unit. The radio module can be a WLAN module and / or a Bluetooth module. Next, the wireless module a mobile radio module, in particular a GPRS module, a GSM module, a UMTS module and / or an LTE module. The established data connection between the communication unit and the data management unit is preferably wireless.
  • Next, the second interface can also be a connection, for. A LAN port. In principle, the established data connection between the communication unit and the data management unit can also be wired.
  • A certificate can be stored in the communication unit. The communication unit may be configured to authenticate itself to the data management unit using the certificate, in particular before or during the establishment of the data connection with the data management unit. Furthermore, the communication unit can be set up to authenticate itself to the device using the certificate, in particular before or during the establishment of the data connection with the device.
  • Further, the invention is directed to a use of a single-board computer as the aforementioned communication unit.
  • Furthermore, the invention is directed to a use of the aforementioned communication unit, in which use the connection means of the communication unit independently establishes a data connection with the data management unit via the second interface. In use, the connection unit continues to establish a data connection with the device via the first interface. Further, in use, the connection unit reads data from the device via the first interface and transmits the read data to the data management unit via the second interface.
  • The previously given description of advantageous embodiments of the invention contains numerous features, which are given in the individual subclaims partially summarized in several. However, these features may conveniently be considered individually and combined into meaningful further combinations. In particular, these features can be combined individually and in any suitable combination with the method according to the invention of the communication unit according to the invention and the use according to the invention. Thus, process characteristics can also be formulated objectively as a property of the corresponding communication unit, and vice versa.
  • Although some terms are used in the specification or claims in the singular or in conjunction with a number word, the scope of the invention for these terms should not be limited to the singular or the respective number word.
  • The above-described characteristics, features and advantages of this invention, as well as the manner in which they are achieved, will become clearer and more clearly understood in connection with the following description of the embodiment, which will be described in connection with the drawing. The embodiment is illustrative of the invention and does not limit the invention to the combination of features set forth therein, including functional features. In addition, suitable features of the exemplary embodiment can also be considered explicitly isolated from the exemplary embodiment and / or combined with any of the claims.
  • It shows:
    • Figure a communication unit, which is connected to a device and a data management unit.
  • The single figure shows a communication unit 2 , a machine 4 and a data management unit 6 ,
  • The device 4 includes a sensor 8th and a server 10 , The server 10 may include, for example, a controller of the device. The sensor 8th is with the server 10 via a data connection 12 , for example a bus. The device 4 is not even able to connect with the data management unit 6 for example a cloud.
  • The communication unit 2 is separate to the device 4 and to the data management unit 6 , The communication unit 2 includes a separate housing 14 , which is shown symbolically in the drawing as a rectangle, and its own power supply 16 , The own energy supply 16 includes a power plug 18 and a power supply 20 ,
  • Furthermore, the communication unit comprises 2 a first interface 22 to with the device 4 to communicate. The first interface 22 is in this example a LAN port. Furthermore, the communication unit comprises 2 a second interface 24 to work with the data management unit 6 to communicate. The second interface 24 is designed as a radio module.
  • In addition, the communication unit includes 2 a connecting means 26 which is between the first interface 22 and the second interface 24 is switched. The communication unit 2 based on a single-board computer.
  • The interfaces 22 . 24 and the connecting means 26 be about your own energy supply 16 the communication unit 2 energized.
  • The first interface 22 the communication unit 2 is via a data cable 28 with the device 4 especially with its server 10 , connected.
  • The communication unit 2 , in particular their connecting means 26 , includes a predetermined configuration (not shown) for independently establishing a data connection 30 with the data management unit 6 , For example, the predetermined configuration comprises identification information about the data management unit, for example a URL (Uniform Resource Locator), which is assigned to the data management unit 6 refers / shows.
  • Using the default configuration, the communication unit builds 2 , in particular their connecting means 26 , independently via the second interface 24 a data connection 30 with the data management unit 6 on.
  • Next is in the communication unit 2 , in particular in their lanyard 26 , a certificate deposited (not shown). In the construction of the data connection 30 with the data management unit 6 the communication unit authenticates 2 using the certificate at the data management unit 6 ,
  • The communication unit 2 , in particular their connecting means 26 , is via the data management unit 6 to set up a data connection 32 with the device 4 configured. For example, the data management unit 6 have a configuration interface through which the communication unit 2 to set up the data connection 32 with the device 4 is configured.
  • The communication unit 2 , in particular their connecting means 26 , then builds over the first interface 22 the data connection 32 with the device 4 on.
  • In addition, the communication unit 2 , in particular their connecting means 26 , via the data management unit 6 to read out data from the device. For example, via the data management unit 6 Data addresses to be read out to the communication unit 2 transfer. For example, it is possible in this way to specify which data of the device 4 should be read.
  • The communication unit 2 , in particular their connecting means 26 , reads via the first interface 22 Data from the device 4 out. In particular, the communication unit reads 2 those data having the data address to be read out.
  • Next, the communication unit 2 , in particular their connecting means 26 , transform the read data into a broadcast format.
  • The communication unit 2 , in particular their connecting means 26 , transmits the read-out data, preferably in the broadcast-capable format, via the second interface 24 , in particular via the data connection 30 , to the data management unit 6 ,
  • For example, if there are connection problems between the communication unit 2 and the data management unit 6 comes, at least a portion of the read data can not be transmitted directly, but those read data that can not be transmitted directly to the data management unit are cached in the communication unit. For this purpose, the communication unit comprises 2 a buffer memory 34 in which those read data that are not directly to the data management unit 6 be cached. The cache 34 is with the lanyard 26 connected.
  • While the invention has been further illustrated and described in detail by the preferred embodiments, the invention is not limited by the disclosed examples, and other variations can be derived therefrom by those skilled in the art without departing from the scope of the invention.

Claims (16)

  1. Method for communicating a device (4) with a data management unit (6), characterized in that a communication unit (2) is provided, which has its own housing (14), its own power supply (16), a first interface (22) and a second interface (24) and which - independently via the second interface (24) establishes a data connection (30) with the data management unit (6), - via the first interface (22) establishes a data connection (32) with the device (4) , - reads out data from the device (4) via the first interface (22) and the data read out via the second interface (24) to the data management unit (6).
  2. Method according to Claim 1 , characterized in that the first interface (22) of the communication unit (2) via a data cable (28) to the device (4) is connected before the data connection (32) to the device (4) is established.
  3. Method according to Claim 1 or 2 , characterized in that the communication unit (2) for establishing the data connection (32) with the device (4) via the data management unit (6) is configured.
  4. Method according to one of the preceding claims, characterized in that the communication unit (2) for reading data from the device (4) via the data management unit (6) is configured.
  5. Method according to one of the preceding claims, characterized in that the communication unit (2) transforms the read-out data into a broadcast-capable format before it transmits the read-out data, in particular in the broadcast-capable format, to the data management unit (6).
  6. Method according to one of the preceding claims, characterized in that those read-out data which can not be transmitted directly to the data management unit (6), are temporarily stored in the communication unit (2).
  7. Method according to one of the preceding claims, characterized in that the communication unit (2) receives instructions for controlling the device (4) from the data management unit (6) and transmits the received instructions to the device (4).
  8. Method according to one of the preceding claims, characterized in that the data management unit (6) is a server, a cloud and / or an Internet of Things service.
  9. Communication unit (2) for communicating a device (4) with a data management unit (6), characterized by its own housing (14), its own power supply (16), a first interface (22) to communicate with the device (4) a second interface (24) for communicating with the data management unit (6), and a connection means (26) connected between the first interface (22) and the second interface (24) and arranged to operate independently to set up a data connection (30) with the data management unit (6) via the second interface (24) - to establish a data connection (32) with the device (4) via the first interface (22), - data via the first interface (22) read the device (4) and - to transmit the data read via the second interface (24) to the data management unit (6).
  10. Communication unit (2) after Claim 9 , characterized in that the communication unit (2) is based on a single-board computer.
  11. Communication unit (2) after Claim 9 or 10 , characterized by a predetermined configuration for the independent construction of the data connection (30) with the data management unit (6).
  12. Communication unit (2) according to one of Claims 9 to 11 , characterized in that the connecting means (26) is adapted to be configured via the data management unit (6) for establishing the data connection (32) with the device (4) and / or for reading data from the device (4).
  13. Communication unit (2) according to one of Claims 9 to 12 , characterized in that the first interface (22) comprises a port, in particular a LAN port or a COM port.
  14. Communication unit (2) according to one of Claims 9 to 13 , characterized in that the second interface (24) comprises a radio module for wireless communication with the data management unit (6).
  15. Communication unit (2) according to one of Claims 9 to 14 characterized by a certificate deposited in the communication unit (2), wherein the communication unit (2) is adapted to authenticate using the certificate to the data management unit (6) and / or the device (4).
  16. Use of the communication unit (2) according to Claim 9 wherein the connection means (26) of the communication unit (2) - independently via the second interface (24) establishes a data connection (30) with the data management unit (6), via the first interface (22) establishes a data connection (32) with the device (4), - read data from the device (4) via the first interface (22) and - read the data via the second interface (24) to the Data management unit (6) transmitted.
DE102017209486.9A 2017-06-06 2017-06-06 Method for communicating a device with a data management unit, communication unit and use of the communication unit Ceased DE102017209486A1 (en)

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Applications Claiming Priority (1)

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DE102017209486.9A DE102017209486A1 (en) 2017-06-06 2017-06-06 Method for communicating a device with a data management unit, communication unit and use of the communication unit

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DE102017209486A1 true DE102017209486A1 (en) 2018-12-06

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Citations (5)

* Cited by examiner, † Cited by third party
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US20090010233A1 (en) * 2007-04-13 2009-01-08 Hart Communication Foundation Wireless Gateway in a Process Control Environment Supporting a Wireless Communication Protocol
DE102009011552A1 (en) * 2009-03-06 2010-09-16 Phoenix Contact Gmbh & Co. Kg Apparatus and method for providing data read and write access to a device
EP1442338B1 (en) * 2001-09-12 2011-08-03 ENDRESS + HAUSER WETZER GmbH + Co. KG Radio module for field devices
DE102011086396A1 (en) * 2011-11-15 2013-05-16 Endress + Hauser Wetzer Gmbh + Co Kg Method for transferring data between field device of process automation technology and remote data processing device, involves catching data retrieved from field device when transmitting to remote data processing device
DE102016107491A1 (en) * 2016-04-22 2017-10-26 Beckhoff Automation Gmbh Connection unit, monitoring system and method for operating an automation system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1442338B1 (en) * 2001-09-12 2011-08-03 ENDRESS + HAUSER WETZER GmbH + Co. KG Radio module for field devices
US20090010233A1 (en) * 2007-04-13 2009-01-08 Hart Communication Foundation Wireless Gateway in a Process Control Environment Supporting a Wireless Communication Protocol
DE102009011552A1 (en) * 2009-03-06 2010-09-16 Phoenix Contact Gmbh & Co. Kg Apparatus and method for providing data read and write access to a device
DE102011086396A1 (en) * 2011-11-15 2013-05-16 Endress + Hauser Wetzer Gmbh + Co Kg Method for transferring data between field device of process automation technology and remote data processing device, involves catching data retrieved from field device when transmitting to remote data processing device
DE102016107491A1 (en) * 2016-04-22 2017-10-26 Beckhoff Automation Gmbh Connection unit, monitoring system and method for operating an automation system

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