EP3430599A1 - Dispositif et procédé d'évaluation de données de détection d'un document de valeur - Google Patents

Dispositif et procédé d'évaluation de données de détection d'un document de valeur

Info

Publication number
EP3430599A1
EP3430599A1 EP17711093.9A EP17711093A EP3430599A1 EP 3430599 A1 EP3430599 A1 EP 3430599A1 EP 17711093 A EP17711093 A EP 17711093A EP 3430599 A1 EP3430599 A1 EP 3430599A1
Authority
EP
European Patent Office
Prior art keywords
evaluation
subgroup
sensor data
memory
cores
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.)
Pending
Application number
EP17711093.9A
Other languages
German (de)
English (en)
Inventor
Wolfgang RÖHRL
Karl-Dieter FÖRSTER
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Giesecke and Devrient Currency Technology GmbH
Original Assignee
Giesecke and Devrient Currency Technology GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Giesecke and Devrient Currency Technology GmbH filed Critical Giesecke and Devrient Currency Technology GmbH
Publication of EP3430599A1 publication Critical patent/EP3430599A1/fr
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D11/00—Devices accepting coins; Devices accepting, dispensing, sorting or counting valuable papers
    • G07D11/20—Controlling or monitoring the operation of devices; Data handling
    • G07D11/32—Record keeping
    • G07D11/34—Monitoring the contents of devices, e.g. the number of stored valuable papers
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D11/00—Devices accepting coins; Devices accepting, dispensing, sorting or counting valuable papers
    • G07D11/40—Device architecture, e.g. modular construction
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D11/00—Devices accepting coins; Devices accepting, dispensing, sorting or counting valuable papers
    • G07D11/50—Sorting or counting valuable papers
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D2207/00—Paper-money testing devices
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D2211/00—Paper-money handling devices
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/06—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using wave or particle radiation
    • G07D7/08—Acoustic waves
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
    • G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
    • G07D7/06—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency using wave or particle radiation
    • G07D7/12—Visible light, infrared or ultraviolet radiation
    • G07D7/121—Apparatus characterised by sensor details

Definitions

  • the present invention relates to a method for evaluating sensor data for a value document and means for carrying out the method, in particular a device for evaluating sensor data for a document of value.
  • leaf-shaped objects that represent, for example, a monetary value or an authorization and therefore should not be arbitrarily produced by unauthorized persons. They therefore have features which are not easy to manufacture, in particular to be copied, whose presence is an indication of the authenticity, i. the manufacture by an authorized agency.
  • Important examples of such value documents are coupons, vouchers, checks and in particular banknotes.
  • Value documents are often checked for authenticity and condition in value document processing devices and sorted depending on the result of the check. For this purpose, they are occasionally transported past sensors, which record the physical properties of the value document and form the results of the acquisition of reproducing sensor data. These sensor data are evaluated by means of an evaluation device of the value-document processing device, i. H. the evaluation device determines a sorting class using the sensor data, and depending on the result of the evaluation, the value document is sorted, for example fed to one of at least two output sections.
  • the present invention is therefore based on the object of specifying a method for evaluating sensor data for a value document, which allows rapid evaluation of sensor data, as well as a device for evaluating sensor data for a value document and means for carrying out the method, which allow a quick evaluation of sensor data.
  • a device for evaluating sensor data having a memory for storing at least the sensor data for the value document, a multi-core processor having at least two cores, and software, which comprises a management component and an evaluation component for carrying out evaluations of the sensor data, wherein the device is set up such that a management subgroup of the cores with at least one of the cores and at least one evaluation subgroup of the cores with at least one other of the cores are formed whose execution is assigned to the administration subgroup, and that the evaluation component is assigned to the execution of the at least one evaluation subgroup, wherein the management component when executed by the management subgroup memory with respect to the Storage of at least the sensor data manages and generates evaluation information for performing the evaluation, and wherein the evaluation component executes at least a part of the evaluation in execution by the at least one evaluation sub-group depending on the evaluation information and stores the result in the memory.
  • the object is further achieved by a method for evaluating sensor data for a value document according to claim 14 and in particular a method for evaluating sensor data for a value document, in which a memory and a multi-core processor which can access the memory is used, in which a management subgroup of the cores comprises at least one of the cores, and at least one evaluation subset of the cores comprises at least one other of the cores, in which the management subgroup manages the memory with respect to the storage of at least the sensor data and generates evaluation information for performing the evaluation; the at least one evaluation sub-group, depending on the evaluation information, performs at least part of the evaluation and stores the result in the memory.
  • the inventive method can be carried out with a device according to the invention.
  • the evaluation device can be used in particular in a device for processing value documents.
  • the subject of the present invention is therefore also a device for processing value documents with a feed device for feeding isolated value documents, an output device for outputting processed value documents, a transport device for transporting individual value documents from the feed device to the output device, a sensor device for detecting physical properties of the device Transport device of transported value documents and formation of sensor data for the respective value document, and an evaluation device according to the invention connected to the sensor device for evaluating the sensor data of the sensor device.
  • the device may further comprise an associated with the evaluation machine machine control device which controls the transport device in response to the result of the evaluation of the sensor data.
  • a multi-core processor which has at least two cores.
  • Multi-core processors are microprocessors with at least two largely independent CPU cores, including their own register sets and arithmetic logic unit (ALU), but which can share a bus and possibly caches.
  • ALU arithmetic logic unit
  • a memory which is used for storing at least the sensor data for the value document and may for example be ordinary volatile memory (RAM).
  • the evaluation device is designed so that the multi-core processor can read and write to the memory.
  • the device has software which can be stored in a memory device of the device and can be executed by the multi-core processor.
  • An administrative subgroup comprises at least one of the cores and an evaluation subgroup also includes at least one of the cores.
  • each of the cores of the multi-core processor is assigned to at most one of the subgroups.
  • the administrative subgroup carries out operations that the evaluation subgroup does not need to carry out, so that the latter is relieved of load and the part of the evaluation executed by it can be executed more quickly.
  • the management subgroup manages the memory at least in relation to the sensor data and generates evaluation information for carrying out the evaluation.
  • the evaluation subgroup carries at least part of the evaluation by storing the result in the memory.
  • the evaluation subgroup preferably carries out at least those parts of the evaluation which represent a high computing load.
  • a communication takes place between the administrative subgroup or the administrative component and the evaluation subgroup or evaluation component, preferably except for operating system operations, by means of the memory, particularly preferably via the evaluation information stored in the memory and in the memory of the results of the evaluation.
  • an interaction between the components can also occur via objects of the operating system or operating system objects, for example semaphores or the like.
  • the cores of the management subgroup and the at least one evaluation subgroup are managed by a single operating system instance.
  • the cores of the administration subgroup and that of the at least one evaluation subgroup are managed by a single operating system instance and both have access to the memory.
  • the cores of the subgroups are thus jointly managed by an instance of the operating system, ie in particular that the cores of the subgroups can use the same functions and services provided by the operating system.
  • the software of the device may include code of an operating system, in the execution of which the cores of the management subgroup and the at least one evaluation subgroup are managed by the same operating system instance.
  • the subgroups can then preferably be formed by the operating system when the device is started. This facilitates in particular the management of the memory and the cores.
  • the management component and the evaluation component are both executed under the same operating system instance, ie the same operating system instance is used for their execution.
  • the operating system controls the execution of processes, functions, etc. for each of the subgroups independently of the execution of processes, functions, etc. of the other subgroup or subgroups;
  • the software in particular the operating system, is set up to execute a respective component in to use the subset that is used to execute multitasking.
  • a scheduler can be provided for each of the subgroups or a corresponding instance of the component executed thereby, which works independently of a scheduler of a respective other subgroup.
  • the software is preferably arranged so that in case a subgroup contains at least two cores, the use of the cores of the subgroup to execute the component executed by that subgroup is controlled independently of the use of the cores of other subgroups.
  • a scheduler may also be provided which assigns to the components for their execution cores of the subgroup provided for the execution of the respective component, wherein the correspondence of the cores of a subgroup is independent of that of other subgroups. In principle, the number of cores in the subgroups can be arbitrarily specified.
  • the management subgroup comprises exactly one core.
  • the management subgroup may be preferable for the management subgroup to comprise exactly one core.
  • corresponding configuration data can be stored in the device for this purpose.
  • more cores of a multi-core processor can be made available for the at least one evaluation subgroup, so that more resources are available for carrying out the evaluation. This is an advantage in particular if the demands on the computing power required for the actual evaluation are high, but the administration requires only a small amount of resources.
  • the at least one evaluation subgroup comprises at least two cores.
  • the at least one evaluation subset comprises at least two cores.
  • corresponding configuration data can be stored in the device for this purpose. Such a configuration provides high computing power for evaluation purposes.
  • the administrative subgroup performs various functions, including the administrative component being executed during setup. So it manages the memory with respect to the sensor data.
  • the management subgroup may receive sensor data for the value document and store it in the memory, specifying memory addresses for the sensor data for the value document, and after determining a result, the area of the memory in which the sensor data for the value document was stored again or overwrite with sensor data for a subsequent value document.
  • the administrative sub-group at the facility upon execution of the administrative component, can control the internal operations in the evaluation facility and communicate with other facilities.
  • signals from at least one other device are received by means of the administration subgroup and / or signals are sent to at least one other device and preferably at least one signal is emitted as a function of at least one result of the evaluation, by means of which the further processing of the value document can be controlled is.
  • the management component is set up such that, when the management component is executed by the management subgroup, signals from at least one other device are received and / or signals are sent to at least one other device. sent direction and preferably in response to at least one result of the evaluation, at least one signal is emitted, by means of which the further processing of the value document is controllable.
  • the device may have a suitable interface for receiving the signals from the at least one other device, which may optionally also be used by a plurality of other devices.
  • the interface may include hardware components and software components.
  • the interface can also be designed to deliver the signals, but it is also possible to provide at least one other interface for the delivery of the signals.
  • the other devices may in particular have one, preferably at least two sensors for detecting properties of the value document which emit sensor data as signals, and / or at least one device which generates signals indicating the availability of such sensor data and / or the occurrence of a predetermined event , preferably in relation to the transport of the value document in a value-document processing device, in which the sensor or the sensors are arranged displays.
  • the management subgroup at the device upon execution of the management component, specifies a memory area in the memory in which the sensor data is stored.
  • the administration subgroup in the case of the device when the management component is executed, releases the memory areas after the end of the evaluation. Interrupts may also occur as signals, the processing of which could otherwise be disturbing in a running evaluation, in particular for the evaluation subgroup.
  • the administrative subgroup at the institution at execution of the administrative component by the administrative subgroup monitoring the end of the evaluation.
  • the monitoring may include monitoring whether a value for a given result of the evaluation has been stored in the memory.
  • the device by means of the administration subgroup, when executing the administrative component, can output a signal representing the result of the evaluation, for example a sorting class.
  • the value document can be further processed.
  • the signal which may also represent data, may for example be delivered to a machine controller which controls a value document processing device or at least part of it.
  • evaluation information is generated and stored by the administration subgroup, in the device when the management component is executed, for received sensor data for a value document.
  • the evaluation information is used when carrying out the evaluation.
  • it may comprise information by means of which the at least one evaluation subgroup, in the device during execution of the evaluation component, can access the sensor data for the value document, possibly for different sensors.
  • the evaluation can in principle be carried out solely by the operating system controlled by the evaluation subgroup.
  • the evaluation of the sensor data can often include at least two partial evaluations.
  • the execution of a partial evaluation can result in a result which is used by a further partial evaluation.
  • Next sub-evaluations can also at least be executed partially in parallel, in particular if the evaluation sub-group more than one core comprises.
  • the evaluation information contains information about partial evaluations, which are subsections of the evaluation of the sensor data that are to be performed by means of the at least one evaluation subgroup, and that the at least one evaluation subgroup performs the partial evaluations depending on the evaluation information and their Store results in the memory.
  • the evaluation information then preferably contains information about partial evaluations which are subsections of the evaluation of the sensor data which are to be carried out by the evaluation component when executed by the at least one evaluation subgroup;
  • the evaluation component preferably carries out the partial evaluations during execution by the at least one evaluation subgroup as a function of the evaluation information and stores their results in the memory.
  • the result of the evaluation may include one of the results or some of the results of the partial evaluations.
  • the evaluation information can also contain information from which it is possible to determine where the result of a partial evaluation is to be stored. According to one embodiment, it is possible for a partial evaluation in which only the results of previously performed partial evaluations to be used to be executed by the management part group.
  • the results of the partial evaluations can in principle be stored in the memory as desired. In the method, however, it is preferred that for a respective value document results of the partial evaluations in stored in memory in a given data structure.
  • the device can preferably be further configured in such a way that, when the software is executed for a respective value document, results of the partial evaluations are stored in the memory in a predetermined data structure.
  • one of the partial evaluations which requires a result of a previously completed partial evaluation of at least part of the sensor data for the same value document, can access the data structure in order to be able to simply read the result.
  • the administration of the data structure in particular its provision, can preferably be carried out by the administrative subgroup in the method.
  • the management component may be configured such that, when executed by the management subgroup, the data structure is managed, preferably created. This results in a further relief of at least one evaluation subgroup.
  • the evaluation information may comprise information by means of which the evaluation component can access the data structure.
  • the evaluation information may particularly preferably comprise at least one list of evaluation descriptors describing partial evaluations, and based on the list, the partial evaluations may be carried out and the results stored in the memory.
  • the management component may be set up such that the evaluation information has at least one list of evaluation descriptors describing partial evaluations, and the evaluation component is set up to perform the partial evaluations based on the list and store the results in the memory.
  • the evaluation descriptors may preferably contain, in addition to the information indicating the respective partial evaluation, information about sensor data stored in the memory, for example a reference to the memory. location and / or results of other partial evaluations used in the respective partial evaluation.
  • At least one of the partial evaluations uses at least one result of a previously performed partial evaluation, which is preferably stored in the memory.
  • at least one of the partial evaluations may preferably use at least one result of a previously performed partial evaluation, which is preferably stored in the memory.
  • the order of execution of the partial evaluations can in principle be done in different ways. In order to avoid, for example, waiting for a partial evaluation to a result of another partial evaluation or to reduce the waiting time, it is preferred in the method that the partial evaluations are assigned priorities, and these are taken into account when executing the partial evaluations. In the device, priorities may preferably be assigned to the partial evaluations, and these may be taken into account when executing the evaluation component or partial evaluations. In this way, the results of given sub-evaluations can be obtained very early, whether to use them outside of the facility, or to use in subsequent sub-evaluations. Particularly preferably, the evaluation information for at least one of the partial evaluations may contain priority information which is taken into account in the execution of the partial evaluations.
  • the allocation of cores to tasks or processes can be controlled independently in the respective component.
  • the division of the cores into subgroups has the advantage in this context that a Modification of priorities in which one component does not affect the second component and the impact of a priority change is easier to estimate.
  • At least two evaluation subgroups can preferably be formed for this purpose, and the management component can store evaluation information assigned to each of the evaluation subgroups of the respective evaluation subgroup in the memory, and each of the evaluation subgroups can, when the evaluation component is executed, evaluate its associated evaluation information use and preferably store the results obtained in the evaluation in the memory.
  • the results are preferably stored in such a way that they are assigned to the evaluator subgroup and / or preferably so that the results of the evaluations or partial evaluations of the evaluating subgroups or evaluation components are stored separately or distinguishable from one another.
  • the evaluation subgroups are preferably managed by the same instance of the operating system and preferably execute different instances of the same evaluation component.
  • sensor data records for various value documents can be stored in the memory and evaluation information can be stored in the memory for each of the sensor data records, and one of the evaluation subgroups in each case
  • the sensor data of the sensor data set can be evaluated at least partially according to the evaluation information assigned to the sensor data record and the results for the sensor data record can be stored in the memory.
  • the management component can preferably be set up to store sensor data records for various value documents in the memory and store evaluation information in the memory for each of the sensor data records, so that the evaluation component, when executed by one of the evaluation subgroups, corresponds to that of the evaluation subgroup and the sensor data record associated evaluation information at least partially evaluates the sensor data of the sensor data set and stores the results for the sensor data set in the memory. If a plurality of documents of value for each of which a sensor data record with sensor data has been recorded are examined in succession, sensor data of a sensor data record for one of the value documents can be evaluated by one of the evaluation subgroups and sensor data of another sensor data record for another of the value documents by another one of the evaluation subgroups be evaluated.
  • a period for the evaluation of the sensor data for each of the value documents is available in this way, which is longer than the time interval between successive value documents.
  • Another advantage consists in the case where the evaluation subgroups each have equal numbers of cores, in that for each of the value documents, in each case the same number of cores is automatically available for evaluation. However, the evaluation takes place in each case by means of instances of the same evaluation component.
  • the results of the evaluation or partial evaluations are stored in the memory associated with the respective value document or the respective evaluation subgroup.
  • the software comprises at least one auxiliary component
  • the device is further configured so that at least one helper auxiliary group of the cores is formed, and the at least one auxiliary component in execution by the at least an auxiliary subgroup executes predetermined operating system tasks.
  • an auxiliary subgroup of the cores it is then preferable for an auxiliary subgroup of the cores to be present, and the auxiliary subgroup to carry out predetermined operating system tasks.
  • the auxiliary subgroup can be formed analogously to the other subgroups and comprises at least one of the cores of the multicore processor which is not a member of one of the other
  • the operating system tasks may preferably be tasks related to the reception or transmission of data, more preferably in the context of an IP stack, or the handling of interrupts.
  • Another object of the present invention is a computer program for execution by means of a data processing device with a multi-core processor containing program code, in its execution by the multi-core processor, an inventive method is performed.
  • Another object of the present invention is a data carrier on which a computer program according to the invention is stored.
  • the data carrier is preferably designed so that the computer program is not only volatile stored on it.
  • FIG. 1 shows a schematic view of a value-document processing device in the form of a banknote sorting device
  • FIG. 2 shows a schematic block diagram of an example of an evaluation device of the value-document processing device in FIG. 1,
  • FIG. 3 shows a schematic illustration to illustrate the interaction of a management component and an evaluation component of the evaluation device in FIG. 2, FIG.
  • FIG. 4 shows a roughly schematic flowchart of an example of a method for evaluating sensor data by means of the evaluation device in FIG. 2
  • FIG. 5 shows a roughly schematic flowchart of partial steps of a FIG
  • FIG. 6 shows a schematic block diagram of a second example of an evaluation device for evaluating sensor data that can be used in the device in FIG. 1,
  • FIG. 7 is a schematic illustration for illustrating the interaction of a management component and an evaluation component of the evaluation device in FIG. 6, and a schematic block diagram of a third example of an evaluation device for evaluating sensor data that can be used in the device in FIG.
  • a value-document processing device 10 in FIG. 1 in the example an apparatus for processing value documents 12 in the form of banknotes, is designed for sorting value documents as a function of the recognition of the authenticity and the state and optionally the currency and denomination of processed value documents.
  • the device 10 has in a housing or a housing, not shown, via a feed device 14 for feeding value documents, an output device 16 for receiving processed, d. H. sorted value documents, and a transport device 18 for transporting isolated value documents from the feed device 14 to the output device 16.
  • the feed device 14 comprises an input pocket 20 for a value document stack and a singler 22 for singling value documents from the value document stack in the input pocket 20 and for feeding the singled value documents to the transport device 18.
  • the output device 16 comprises three output sections 24, 25 and 26, in which processed value documents can be sorted according to the result of the processing.
  • each of the sections comprises a stacking tray and a stacking wheel, not shown, by means of which added value documents can be stored in the stacking tray.
  • the transport device 18 has at least two, in the example three branches 28, 29 and 30, at the ends of each of the output sections 24 and 25 and 26 is arranged, and at the branches via controllable by control signals switches 32 and 34, by means of which Value documents in Depending on control signals branches 28 to 30 and thus the output sections 24 to 26 can be fed.
  • a sensor device 38 is arranged which measures physical properties of the value documents during the transport of value documents forms the measurement results reproducing sensor signals.
  • the sensor device 38 has three sensors, namely on opposite sides of the transport path 36 each have an optical reflectance sensor 40 and 42, each of which detects a remission color image and a remission IR image of the value document, and an optical transmission sensor 44, the a transmission color image and a transmission IR image of the value document are detected.
  • a transmission ultrasonic sensor 45 is provided, which detects spatially resolved ultrasonic transmission properties of the value document or measures.
  • the sensor signals formed by the sensors correspond to sensor data or raw data of the sensors which, depending on the sensor, may already have undergone a correction, for example as a function of calibration data and / or noise properties.
  • the device has an evaluation device 46, which is connected to the sensors 40, 42, 44 and 45 via data connections, for evaluating the sensor data, which were respectively acquired by the sensors of the sensor device for a value document.
  • the value-document processing device 10 has a display device 47, which in the The display device 47 therefore serves as input / output device of the device
  • a control device 48 is connected via signal connections to the evaluation device 46, the input / output device 47 and the transport device 18, in particular It controls, inter alia, in dependence on signals of the evaluation device 46, the transport device 18.
  • it has a processor 54 which is connected to the control device of the transport device and delivers corresponding signals to the latter, as well as a memory 52 in which software is stored, in the execution of which by the processor 54, inter alia, in response to signals from the evaluation device 46, signals which depend on the signals are delivered to the transport device 18.
  • B resulting during processing can be output Drafting data not only for a short time, but for several documents of value to be stored.
  • the value-document processing device 10 is designed to sort value documents as a function of their condition or quality and their authenticity and, if appropriate, their currency and denomination.
  • the evaluation device 46 and the control device 48 are designed accordingly.
  • For sorting documents of value from the feeder 14 are separated and transported past the sensor assembly 38 and through it.
  • the sensor arrangement 38 detects or measures physical properties of the value documents respectively past or through them and forms sensor signals or a stream of sensor signals. Data that describes the measurements for the physical properties.
  • the evaluation device 46 classifies the value document into one of predetermined authenticity classes and one of predetermined state classes and outputs a corresponding signal or corresponding data, respectively Classes represent, to the controller 48 from;
  • the control device 48 controls the transport device 18, in this case more specifically the points 32 and 34, in such a way that the value document corresponding to its class determined in the classification enters an output section of the output device assigned to the class 16 is output.
  • the assignment to one of the predetermined authenticity or state classes or the classification takes place in dependence on at least one predetermined authenticity or state criterion.
  • the evaluation device 46 is roughly schematically illustrated in FIG. 2. It has a sensor interface device 60 for connection to the sensors of the sensor device 38, a memory device 62 for storing software, a memory 64 for the temporary storage of data resulting from the evaluation of sensor data and an interface device 66, via which the evaluation device 46 with the control device 48, and a multi-core processor 68 connected to said components 60, 62, 64 and 66 via data links.
  • the multi-core processor 68 has at least two cores, in the example four cores 70, which are of identical design and access to the same memory 64 have. In addition, he may still have other for the operation of the multi-core processor usually existing, not shown components.
  • the software comprises an operating system 71 (see Fig. 3), in the example a real-time operating system, a management component and an evaluation component.
  • memory 62 stores configuration data used by the operating system and / or the other two components. Examples of suitable real-time operating systems are appropriate Linux derivatives, VxWorks or RTEMS.
  • sensor data for a value document 10 are generated during the transport thereof on the sensor device 38 past each of the sensors 40, 42, 44 and 45 and transmitted to the evaluation device 46.
  • the multicore processor 68 executes the software stored in the memory 62, in particular a single instance of the operating system that manages the cores of the multicore processor.
  • the operating system 71 forms two subgroups of the cores, so that one core belongs to at most one subgroup. More precisely, a management subgroup 72 and, in this embodiment, an evaluation subgroup 74 are formed. Corresponding configuration data are stored in the memory 62. As illustrated in FIG. 2, in the present exemplary embodiment, the administration subgroup 72 comprises precisely one of the cores 70, and the one subgroup 72 carries the remaining three cores 70. The subgroups 72 and 74 each execute an instance of a component assigned to them: the management component solely by the administration sub-group 72 and a respective instance of the evaluation component, in this example only one, executed by the respective evaluation sub-group 74. The software is designed such that priority-driven, preemptive multitasking is used by the respective subgroup when executing the assigned component. The interaction of the components is roughly schematically illustrated in FIG.
  • the operating system 71 further controls the use of the cores of the subgroups for the tasks to be processed independently for each of the subgroups.
  • the management component is executed by the administration subgroup 72, which controls the internal operations within the evaluator 46 and communicates with the environment, in the example of the controller 48 and not shown signal sources of the device.
  • the management component when executed by the administration subset 72, results in a system of different processes that manage a plurality of events and whose operations must occur according to a predetermined schedule. For example, the incoming data of the sensors must be handled.
  • a corresponding scheduler is provided, which in this example is implemented by the operating system.
  • the evaluation subgroup 74 executes the evaluation of the received sensor data as a function of the evaluation information and stores the results in the memory 64.
  • the evaluation can be divided into several subsections and correspondingly partial evaluations.
  • At least two partial evaluations of sensor data are provided for a document of value, these can optionally be executed at least partially concurrently or in parallel. Further, if appropriate, at least one of the partial evaluations may comprise the execution of at least two functions, which may likewise be carried out at least partially in parallel or concurrently.
  • the software is designed in such a way that several working threads are made available for executing an instance of the evaluation component, which execute the partial evaluation or partial evaluations specified by evaluation descriptors of the evaluation list. Each of the worker threads executes a partial evaluation indicated by the evaluation information. If the number of sub-scores is greater than the number of worker threads, each of the threads first performs one of the sub-scores.
  • the work thread When the execution is finished, the work thread then executes a partial evaluation given by the evaluation information, the processing of which has not yet been started by one of the other worker threads.
  • the allocation of cores of the subgroup to work threads is done by means of a scheduler. This performs the temporal control of the processing by the cores and the distribution on the cores.
  • the scheduler alone is assigned to this evaluation subgroup and thus independent of other subgroups or schedulers working in them.
  • the interaction of administrative components and evaluation compo- or administrative subgroup and evaluation subgroup and memory 64 is illustrated in FIG.
  • At least one of the partial evaluations may also contain parts that can be executed in parallel. These can then be controlled by another scheduler. This
  • Scheduler is then executed in the application area and then works on a different level than the scheduler at the operating system level for the subgroup or component.
  • the management subgroup 72 stores sensor data SD in the memory 64 when the management component is executed. As indicated by the double arrow, it can also delete it later. Further, when executing the management component in this example, the management subgroup 72 sets in the memory 64 an evaluation result data structure R to which it has read and write access. When the evaluation component is executed, the evaluation subgroup 74 can read and write both to the sensor data SD and the evaluation information A and to read and write to the contents of the data structure; this is again indicated by arrows. When executing the partial evaluations according to the evaluation information A through the value component, results of the partial evaluations that are written by the evaluation subgroup when the value component is executed in the data structure R in the memory 64 are determined.
  • a partial evaluation needs a result of a previously completed partial evaluation, it can access the content of the data structure R accordingly. After the last partial evaluation, the results of the evaluation lie in the memory 64 in the data structure R.
  • the administration subgroup can now output corresponding signals, for example to the control device 48, when the management component is executed.
  • the method is illustrated as a flow chart in Fig. 4, wherein the steps listed in the left column are performed by the management subgroup on execution of the management component and the steps listed in the right column of the evaluation subgroup when executing the evaluation component.
  • the management subgroup Upon receipt of the sensor data for a current value document, the management subgroup stores the sensor data in areas of the memory 64 designated by the management group in a corresponding data structure SD in step S 10 upon execution of the management component. This is done in such a way that access to the sensor data of only one of the sensors by the evaluation sub-group 72 is possible when the evaluation component is triggered.
  • the management subgroup when the management component executes, the management subgroup generates and stores evaluation information A for the evaluation of the sensor data.
  • the evaluation information comprises a list of evaluation descriptors. These each include a reference to the respective function to be executed for the respective partial evaluation, to the sensor data to be used by the respective function and optionally references to parameters used by the function which are to be used in the respective partial evaluation, for example Information for regions of the document of value to be examined or similar.
  • the management subgroup provides a data structure R for storing the results of the partial evaluations still to be performed in the memory 64.
  • the evaluation sub-group 74 then performs the sub-evaluations indicated by the evaluation information in step S14.
  • the entries in the list of evaluation descriptors are used.
  • the software provides, as stated above, a predetermined number of working threads that are executed at least partially in parallel by means of a scheduler of the evaluation subgroup or of the evaluation component. One entry or a corresponding partial evaluation is executed by one of the worker threads, whereby the maximum number of active worker threads is specified and their execution is controlled by the scheduler. If a partial evaluation has ended, the worker thread executes a next partial evaluation, which is included in the list of evaluation descriptors and has not yet been started or executed.
  • the evaluation in step S14 is divided into partial evaluations in FIG. 5.
  • a format of a value document is determined in step S14.1 on the basis of the data of one of the optical reflectance sensors to which the evaluation descriptor refers. H. its length and width.
  • a possible rotation relative to the transport direction is determined. The results are stored in the corresponding data structure R in the memory 64.
  • a denomination and position or orientation of the value document are determined as the second partial evaluation.
  • one of the four possible orientations of the value document is understood in a transport plane, which are available by rotating about the longitudinal and / or transverse axis of the document of value by 180 °.
  • data of one of the optical reflectance sensors, to which the corresponding evaluation descriptor refers, and the result of the first partial evaluation, to which the corresponding evaluation descriptor also refers, are used. If necessary, the partial evaluation waits until the results of the format recognition are available.
  • the denomination and the position are determined, wherein stored parameters for the recognition of denomination and position be used.
  • the result is again stored in the data structure in memory 64.
  • the following partial evaluations S14.3 to S14.6 use, among other things, the results of the second partial evaluation, ie the recognition of denomination and position. References to these results stored in the data structure in the memory 64 can be determined by means of information in the respective evaluation descriptors.
  • the partial evaluation in step S14.3 includes an authenticity check on the basis of the IR optical sensor data and the result of the partial evaluation in step S14.2. References to this data are contained in the corresponding evaluation descriptor. The result is stored in memory 64.
  • the partial evaluation in step S14.4 relates to the detection of adhesive strips possibly present on the value document on the basis of the ultrasound transmission data of the ultrasound sensor 45 and of the result This is the partial evaluation in step S14.2. References to this data include the corresponding value descriptor.
  • the result is stored in the memory 64 in the dedicated data structure.
  • the partial evaluations in steps S14.5 and S14.6 relate to the detection of speckles on the value document and the detection of soils on the basis of the sensor data of the optical reflectance sensor and the result of the partial evaluation in step S14.2.
  • the corresponding evaluation descriptor contains references to these data.
  • the result is stored in memory 64.
  • step S14.7 the results of the previously completed partial evaluations of steps S14.1 to S14.6 from the data structure in the memory 64 are used to determine a sorting class.
  • the sort class could be one of the categories "useable / genuine”, “unfit / genuine”, “useable / forfeitable” or "unfit / forged”.
  • the result is stored in the memory 64, in this example in the corresponding data structure.
  • the management subgroup upon execution of the management component by monitoring the memory 64, more specifically the presence of the result of step S14.6, continuously checks whether a result already exists. If this is the case, it sends a sorting signal to the control device 46. Further, it releases the portion of memory 64 in which the sensor data is stored and clears the results of the partial evaluations in memory 64. In other embodiments, a corresponding thread of the management component may be put in a wait state, which is due to the absence of the result is. If the result The wait state is now terminated. This operation is performed by the operating system.
  • the method may then proceed to step S10 for a next value document.
  • the evaluation information for at least one of the sub-evaluations additionally comprises an indication, by means of which access to a result obtained in a previous sub-evaluation, which is required by the function, is possible.
  • a second exemplary embodiment in FIGS. 6 and 7 differs from the first exemplary embodiment in that two evaluation subgroups are provided.
  • the evaluation device 46 differs from the evaluation device 46, on the one hand, in that now a multi-core processor 68' with eight cores 70 is provided. Further, the software in the memory 62 is replaced by the software described below. Otherwise, the evaluation device does not differ from that of the first embodiment.
  • the software is now modified in such a way that a management subgroup 72 'with two cores and two evaluation subgroups 74W and 74 (2) with the same number of cores, in this case 3 cores, are formed.
  • the evaluation subgroups execute different instances of the evaluation component independently of one another, wherein multitasking is used in each of the evaluation subgroups independently of the respective other evaluation subgroup.
  • the evaluation of sensor data for value document is already started when the evaluation of sensor data for a previous value document is not yet completed.
  • the evaluation of the sensor data of an earlier of the value documents is carried out by a first of the evaluation subgroups, while the evaluation of the sensor data of a later one of the value documents is carried out by a second one of the evaluation subgroups.
  • the sensor data for successive value documents are now stored in separate memory areas SDi 1) or SDP ) which are assigned to the respective value document. Saving the sensor data for the value document recorded later takes place after the sensor data has been stored, the previously recorded value document; however, the save may already begin if sensor data for the previous value document is still present in the memory 64 and at least partially processed.
  • the administration subgroup generates separate evaluation information AW and A (2) for the earlier and the later value document, which in particular contain information from which the position of the sensor data for the respective value document in the memory 64 can be determined.
  • a data structure RW or R (2) for storing the results of the respective partial evaluations is provided for each of the value documents.
  • the evaluation information also contains information by means of which it is possible to determine where results of partial evaluations for the respective sensor data are to be stored. In the example, this could be a reference to the data structure to be used.
  • Each of the evaluation subgroups is associated with a value document in the sense that it evaluates the sensor data for the value document, for which purpose it uses the sensor data assigned to the value document, the evaluation information assigned to the value document, and the data structure assigned to the value document for storing the results. Since these evaluations are independent of each other, they can each proceed as in the first embodiment. In particular, work threads and a scheduler for controlling the execution of the worker threads, which relate only to the respective evaluation subgroup, can be present independently of each other in each of the evaluation subgroups. Each of the evaluation subgroups therefore operates independently of the respective other evaluation subgroup, as in the first embodiment.
  • the administration subgroup recognizes, when the administrative component is executed, that the evaluation for the earlier of the value documents has been completed, it forms a sorting signal corresponding to the result and sends it to the control device 48 so that it controls the device accordingly, in particular the points in the example for the value document. It also releases the memory space for the sensor data, the evaluation information and the results for this value document.
  • a further, third embodiment differs from the first embodiment in that a further subgroup of cores, an auxiliary subgroup is formed.
  • a corresponding software component then takes over execution of certain operating system processes when executed by the auxiliary subgroup, in the example processes in connection with the IP stack, in particular in connection with the data traffic from and / or to other devices that send data, for example sensor data, or only Sensor data or results of the Receive evaluations.
  • the evaluation subgroup has only two cores. If in other embodiments a multicore processor with more than four cores is used, the subdivision may provide that the administration subgroup and subset group each have one of the cores and the other cores of the evaluation subgroup or even other embodiments are assigned to the evaluation subgroups.
  • the evaluation device 46 which is roughly schematically illustrated in FIG. 8 differs from the evaluation device 46 by a network interface 80, via which, triggered by the multi-core processor 68, data can be transmitted to another device, for example for storing the data.
  • the evaluation device 46 "does not differ from the value device 46.
  • the software includes a modified administration component and an auxiliary component.
  • three partial groups of the cores are formed when the software is started in the operating system 71: as previously an administrative subgroup 72, an evaluation subgroup 74 for executing the evaluation component, but now with only two cores, and an auxiliary subgroup 82 with a core 70 that executes the helper component.
  • the auxiliary component comprises code in the execution of which the auxiliary subgroup performs the mentioned operating system functions. For example, functions in connection with the IP stack in the transmission of sensor data SD and evaluation results A from the memory 64 via the network interface 80.
  • the management component is then not significantly or preferably not charged by these processes.
  • the administration component corresponds, with the exception of the functions that the auxiliary component now executes, to the administration component of the first exemplary embodiment. This distribution has the advantage that the allocation of resources to processes or functions in the system containing many processes can be made clearer or better structured, which in turn can then lead to faster execution speeds.
  • the evaluation information may contain priority information for at least one of the partial evaluations.
  • Scheduler in particular scheduler of the operating system, depending on the priority information. This control can be carried out independently in each of the evaluation sub-groups.
  • configuration data may be used in forming the subgroups.
  • the configuration data in the memory 62 then comprise data from which the number of cores of the administrative subgroup to be formed and the number of cores of the evaluation subgroup to be formed can be determined.
  • the subgroups are then formed according to this data.

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Abstract

L'invention concerne un procédé d'évaluation de données de détection d'un document de valeur, procédé dans lequel on utilise une mémoire et un processeur à plusieurs noyaux, qui peut accéder à la mémoire, dans lequel un sous-groupe de gestion des noyaux comprend au moins un des noyaux et au moins un sous-groupe d'évaluation des noyaux comprend au moins un autre des noyaux, dans lequel le sous-groupe de gestion gère la mémoire quant à la mémorisation au moins des données de détection et génère des informations d'évaluation pour effectuer l'évaluation, et dans lequel l'au moins un sous-groupe d'évaluation effectue, en fonction des informations d'évaluation, au moins au moins une partie de l'évaluation et mémorise le résultat dans la mémoire.
EP17711093.9A 2016-03-18 2017-03-16 Dispositif et procédé d'évaluation de données de détection d'un document de valeur Pending EP3430599A1 (fr)

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DE102016003362.2A DE102016003362A1 (de) 2016-03-18 2016-03-18 Einrichtung und Verfahren zur Auswertung von Sensordaten für ein Wertdokument
PCT/EP2017/000343 WO2017157524A1 (fr) 2016-03-18 2017-03-16 Dispositif et procédé d'évaluation de données de détection d'un document de valeur

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EP (1) EP3430599A1 (fr)
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CA3016751C (fr) 2021-11-30
RU2703163C1 (ru) 2019-10-15
WO2017157524A1 (fr) 2017-09-21
CN109074701B (zh) 2022-04-19
CN109074701A (zh) 2018-12-21
DE102016003362A1 (de) 2017-09-21
CA3016751A1 (fr) 2017-09-21
US20200294343A1 (en) 2020-09-17

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