Classifications

• • G—PHYSICS
  • G07—CHECKING-DEVICES
  • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
  • G07C5/00—Registering or indicating the working of vehicles
  • G07C5/008—Registering or indicating the working of vehicles communicating information to a remotely located station

Definitions

• the present invention relates to a method for transferring by radio communication timestamped data from a tachograph connected to a radio communication module, a radio communication module adapted to the implementation of such a method, and a tachograph. comprising such a radio communication module.
• the invention also relates to a method of receiving data-timestamp-by-a-data-repository 7-as-a receiver ⁇ d ⁇ ⁇ ⁇ n ⁇ ie ⁇ ir adapted to the implementation of such a method.
• a vehicle in particular a heavy vehicle, is provided with a tachograph for storing data relating to the use of the vehicle, in particular driving time, working time, rest time and availability.
• the data is time-stamped for later processing.
• the tachograph is a device that digitally records all the vehicle data in a memory so that it can be returned when the time comes.
• European legislation requires regular repatriation of the data contained in the tachograph's memory to a management center, such as, for example, the head office of the transport undertaking where the time stamped data are kept in order to keep them at the disposal of the authorities. control for a while
• a radio communication module which connects to a tachograph in order to download the data contained in the memory of the chronotachy graph.
• the tachograph keeps in memory about one year of time stamped data.
• the radio communication module is connected to the tachograph at a time 't' and it retrieves the time stamped data which are between a certain number of days and this instant t. For example, the radio communication module retrieves the time stamped data relating to the 90 days that elapsed before time t.
• the radio communication module comprises a radio communication means making it possible to transfer, by radio communication, all the data that have been previously downloaded from the tachograph memory to the management center via a data collection and transfer tool. .
• the procedures to be put in place are complex (dump center to implement), consuming human resources and do not allow optimization of data volumes to manage. This data transfer method has many disadvantages.
• data that is transferred at time t frequently overlaps with data that has been transferred in previous transfers, creating redundant data, and data transfer is not optimized. It may also happen that the vehicle does not return to its base during this time (in the example: 90 days).
• the use of the prior art communication module then makes it possible to recover the data older than 90 days, but the previous data can not be recovered.
• the data relating to the driver is recorded on a smart card that fits into the tachograph of the vehicle that the driver drives. This data relating to the driver must be repatriated regularly in accordance with the European regulation N ° 1360/2002 of June 13, 2002. This data can also be used to establish the driver's payroll. The repatriation of data relating to the driver is currently done by removing the card from the tachograph and inserting it into a specialized terminal. Such a The procedure is tedious for the driver and costly for the company because the vehicle must be regularly diverted from its journey to perform this repatriation.
• An object of the present invention is to propose a method of transfer by radio communication of timestamped data recorded in a tachograph to a data receiver and a method of reception by a data receiver of timestamped data recorded in a tachograph, which does not present not the disadvantages of the prior art and which in particular optimize the time required for transfer- tachograph data and which, possibly, also allow the repatriation of data relating to the driver.
• a method for transferring by radio communication timestamped data recorded in a tachograph connected to a radio communication module to a data receiver the method being such that it comprises the steps performed by the first communication module.
• the radio communication module receives a second reference time
• the first radio communication module retrieves the time stamped data which has a date after the first reference time and before the second reference time.
• the transfer method comprises a step of issuing an identifier, a step of receiving the result of an identification identification test, and the reception step, the recovery step and the transfer step are executed if the result of the identifier identification test is positive.
• the establishment step is triggered by the introduction of an identification card in a card reader of the tachograph.
• the radio communication module receives a request for obtaining data relating to the driver, during the recovery step, said data relating to the driver is retrieved by the radio communication module from the tachograph and during the transfer step, said data relating to the driver is transferred to the data receiver.
• the invention also proposes a radio communication module comprising means adapted to the implementation of a transfer method according to one of the preceding objects.
• the invention also proposes a tachograph comprising a communication module according to the preceding object.
• the invention also proposes a method of receiving, by a data receiver, timestamped data recorded in a tachograph, the method being such that it comprises the steps performed by the data receiver:
• the data receiver transmits a second reference time
• the data receiver receives the date stamped data which has a date after the first reference time and before the second reference time.
• the determination of the first reference time and possibly the second reference time is done from a database of the data receiver, in which are recorded time stamped data that were received from the tachograph prior to execution. of the reception process.
• the reception method comprises a step of receiving an identifier, an identifying identification test step, an identification step of transmitting the identifier identification test result, and the transmitting step and the receiving step are performed if the result of the identifier identification test is positive.
• the data receiver issues a request for transmission of data relating to the driver and during the reception step, said data relating to the driver are received from the tachograph.
• the communication is a radio communication.
• the invention also proposes a data receiver comprising means adapted to the implementation of a reception method according to one of the preceding objects.
• FIG. 1 represents a tachograph and a data receiver according to the invention
• FIG. 2 is a block diagram of a tachograph according to the invention
• FIG. 3 is a block diagram of a data receiver according to the invention
• FIG. 4 is an example of occupation of the memory of the tachograph according to the invention
• FIG. 5 is an operating algorithm of a communication box according to the invention
• FIG. 6 is an operating algorithm of a data receiver according to the invention.
• Fig. 1 shows a communication system 100 which comprises a tachograph 112, a first radio communication module 118, a data receiver 114 and a second radio communication module 126.
• the tachograph 112 is disposed inside a vehicle 108 and records the various events representative of the operation of the vehicle 108.
• time-stamped data which must be transmitted either to a control administration or to a management center.
• the tachograph 112 comprises a housing 116 inside which are arranged the elements necessary for its operation.
• the tachograph 112 includes among others a card reader of a first type 122 and a card reader of a second type 124, which are advantageously identical.
• the chronotachograph 1 12 is connected to the first radio communication module 118 provided with an antenna 120 which, in the embodiment shown, is exterior.
• the connection between the tachograph 1 12 and the first radio communication module 1 18 can be achieved by all kinds of connectors, but which is preferably carried out by the serial link on the front panel of the tachograph whose electrical specifications and the communication protocol are described in Annex IB of the European regulation N ° 1360/2002 of June 13, 2002.
• the first radio communication module 1 18 is thus connected to the tachograph 112 by means of a cable 134.
• the first radio communication module 118 and the tachograph 112 form a single device.
• the realization of a single device comprising the tachograph 1 12 and the first radio communication module 1 18 avoids having to connect the latter to perform data transfers, especially since the connectors can be damaged, thus preventing transfers.
• the permanent connection of the first radio communication module 118 to the tachograph 1 12 is possible without affecting the proper functioning of the latter.
• the card reader of the first type 122 is adapted to receive an identification card of the transport company to which the vehicle 108 belongs and the card reader of the second type 124 is adapted to receive a vehicle driver identification card 108.
• the data receiver 114 is disposed in an enclosure 110 which may represent an office of the control administration or the management center. In the embodiment of the invention shown in FIG. 1, the data receiver 114 comprises a processing module 128.
• the radio communication between the first radio communication module 1 18 of the tachograph 1 12 and the data receiver 114 is effected through a communication network 106.
• the radio communication network 106 may be any type of mobile telecommunications network, for example example of the GSM type ("Global System for Mobile Communications” ie in English “Global System for Mobile Communications"), GPRS ("General service radio packet mode", that is to say in “General Packet Radio Service”), UMTS ("Universal Mobile Telecommunications System”), WiFi ("Wireless Ethernet” or “Wireless Fidelity”) or others.
• GSM Global System for Mobile Communications
• GPRS General service radio packet mode
• UMTS Universal Mobile Telecommunications System
• WiFi Wireless Ethernet
• Wireless Fidelity Wireless Fidelity
• the second radio communication module 126 is connected to the data receiver 114 via a wired telecommunication network 130. Another embodiment of the invention, particularly in the case where the communication network 106 is a WiFi network, the second radio communication module 126 can be integrated with the data receiver 114.
• Fig. 2 represents the block diagram of the tachograph 112 which comprises a processor 202 connected via a data bus to a volatile memory 204 and a non-volatile memory 206.
• the processor 202 is connected to different sensors via connecting lines 208, only one of which is shown for viewing purposes, and to the first radio communication module
• the processor 202 is connected to the card reader of the first type 122 and the card reader of the second type 124 in order to retrieve the information contained in the cards and to record information in the cards.
• the volatile memory 204 may be of the RAM, hard disk or other type and it makes it possible to record the time stamped data collected by the processor 202.
• the non-volatile memory 206 may be of the read-only memory type and contains, among other things, the necessary instructions. the execution of the transfer processes which will be described later.
• the general operation of the tachograph 112 is then as follows.
• the different sensors send data to the processor 202 via the connection lines 208.
• the processor 202 dates this data and saves them in the volatile memory 204.
• time stamped data has to be transferred to the data receiver 114
• the processor 202 retrieves the data to be transferred into the volatile memory 204 and sends them to the first communication module 118 from which they are sent to the data receiver 114.
• Fig. 3 shows the block diagram of the data receiver 114 which comprises a processor 302 connected to the second radio communication module 126, to a volatile memory 304 and to a non-volatile memory 306.
• the data receiver 114 will in this case be a computer connected to a database.
• the volatile memory 304 may be of the RAM, hard disk or other type and it makes it possible to record the time stamped data received by the processor 302 through the second communication module 126.
• the time stamped data are saved in the form of a database.
• the non-volatile memory 306 may be of the read-only memory type and contains, inter alia, the instructions necessary for carrying out the reception methods which will be described later.
• the general operation of the data receiver 1 14 is then as follows.
• the second communication module 126 receives the time stamped data from the tachograph 112 and this time stamped data is retrieved by the processor
• the processor 302 then transfers this time stamped data to the volatile memory 304-where it is stored while waiting to be processed.
• Fig. 4 represents an example of occupancy of the memory of the tachograph 1 12.
• the abscissa axis represents the time 't'.
• the references ta, tb, te and td represent moments between which the data are recorded.
• the two consecutive instants ta and tb define a time interval 402a.
• the two consecutive instants tb and te define a time interval 402b.
• the two consecutive instants te and td define a time interval 402c.
• In each of these intervals 402a, 402b and 402c are recorded data to be transferred to the data receiver 114.
• the tachograph 1 12 is generally in standby mode, that is to say that it does not seek to transfer its time stamped data stored in its volatile memory 204.
• the tachograph 112 in transmission mode, which is the mode in which the tachograph 112 seeks to transfer its time stamped data.
• the transition from the waiting mode to the transmission mode can be done, for example, by a push button of the tachograph 1 12, or as explained below, by the introduction of a card in one of the card readers 122 , 124 of the tachograph 1 12.
• the general operating principle of the communication system 100 is as follows:
• the first radio communication module 1 18 verifies that the tachograph 1 12 has passed into the transmission mode and then proceeds to establish the radio communication with the second module 126 which then enters into communication with the data receiver 1 14;
• the data receiver 1 14 sends to the first radio communication module 1 18, a first reference time ta, tb, te; after receiving this reference time ta, tb, te, the first radio communication module 118 retrieves the time stamped data recorded in the tachograph 112 which has a date after the first reference time ta, tb, te; the time stamped data thus recovered are then transferred to the data receiver 114;
• the first reference time ta, tb is sent by the data receiver 114 to the first radio communication module 1 18 at the end of a previous transfer.
• This first reference time ta, tb, te is then stored by the first radio communication module 118.
• the general operating principle of the communication system 100 is then as follows:
• the first radio communication module 118 verifies that the chronotachograph 1 12 has passed into the transmission mode and then proceeds to establish the radio communication with the second module 126 which then enters into communication with the receiver of data 114;
• the first radio communication module 118 retrieves the time stamped data recorded in the tachograph 112 which has a date after the first reference time ta, tb, te;
• the establishment of the communication can be done by dialing the number of the data receiver 114 by the first communication module 118 (or by addressing an IP address (Internet Protocol) and be followed by the sending of an acknowledgment message from the data receiver 114 to the first communication module 1 18.
• IP address Internet Protocol
• the reference time ta, tb, te is chosen by the data receiver 114 according to the data that it has already received and stored in the database. For example, if during a previous transfer, all the time stamped data that have a date before tb have been transmitted successfully, that is to say the data of the interval 402a, the next time stamped data to be transferred belong to the interval 402b and the reference time sent will have the value of tb.
• the first communication module 118 can then download the data from the tachograph 112 and transfer only the time stamped data whose date will be later than the reference time. In the previous example, only the data of the intervals 402b and 402c will be transferred contrary to a tachograph of the state of the art which, in the event of communication failure, transfers all the data from its memory, this is in the example, the date stamped data whose date is within the previous 90 days.
• the operation of the communication system 100 thus makes it possible to reduce the transfer time of the time-stamped data from the tachograph 1 12 to the data receiver 1 14 by transferring only the time stamped data that has not already been transferred previously.
• the operation of the communication system 100 also makes it possible to ensure the continuity of the data saved in the database of the data receiver 1 14 by making it possible to transfer the time stamped data that is missing in the database.
• FIGS. 5 and 6 respectively represent an operating algorithm of the first communication box 118 connected to the tachograph 112 and an operating algorithm of the data receiver 114.
• Fig. 5 represents the algorithm of a transfer method implemented in the first communication box 1 18.
• the reception step 512 can be performed at the end of an earlier transfer process and the method of transfer by radio communication of timestamped data recorded in the tachograph.
• FIG. 6 shows the algorithm of a reception method implemented in the data receiver 1 14.
• the method of reception, by the data receiver 114, of timestamped data recorded in the tachograph 112, comprises the steps performed by the data receiver 114:
• the step of transmitting the first reference time ta, tb, te can be done at the end of the prior reception process, that is, when the reception of the data timestamps of this previous process was confirmed.
• the call set-up request originates from the tachograph 112 and has been transmitted through the first communication module 118 and the second communication module 126. It is possible that the data transfer can not be carried out for a certain interval. of time. For example, the tachograph 112 could correctly perform a first transfer corresponding to a first time interval 402a, but a second transfer corresponding to a second time interval 402b could not be performed correctly, while a third transfer corresponding to a third time interval 402c was successful.
• the data receiver 1 14 then sends a second reference time (here: te), preferably at the same time as the first reference time (here: tb).
• the first communication module 1 18 then transfers the data whose date is between the first reference time and the second reference time.
• the first communication module 118 receives the second reference time tb, te, td, and during the recovery step 518, the first communication module 1 18 retrieves the time stamped data which has a date after the first reference time ta, tb, te and earlier than the second reference time tb, te, td. During the transfer step 514, all of these time stamped data is transferred.
• the data receiver 114 transmits the second reference time tb, te, td, and during the reception step 614. , the data receiver 114 receives the time stamped data which has a date after the first reference time ta, tb, te and earlier than the second reference time tb, te, td.
• the determination of the first reference time ta, tb, te and possibly the second reference time tb, te, td is carried out from the database of the data receiver 114, in which are recorded time stamped data received from the tachograph 1 12 prior to the execution of this method of reception.
• the instants of reference are determined according to the data transfers which were carried out previously and which were correctly carried out.
• the selection of the first reference time and possibly the second reference time makes it possible to guarantee the continuity of the time stamped data received by the data receiver 114. If the previous transfer is older than 90 days, the system of the state of the art does not recover the previous date stamped data and therefore does not guarantee the continuity of the received time stamped data.
• the first communication module 118 transmits an identifier of the tachograph 112 which is analyzed by the data receiver 114 which, depending on the result of the analysis of the identifier, authorizes or not the transfer of timestamped data.
• This identifier may consist of the registration of the vehicle, a number identifying the tachograph, the identity of the company, and others.
• the transfer method then comprises, between the establishment step 502 and the reception step 512, a step of issuing an identifier 508, a step of receiving the result of the identification identification test 510. and the reception step 512, the recovery step 518 and the transfer step 514 are executed if the result of the identifier identification test is positive.
• the reception method then comprises between the step of receiving the establishment request 602 and the sending step 612, a step of receiving the identifier 608, an identifying identification test step 610. , a step of transmitting the result of the identification test of the identifier 610, and the sending step 612 and the receiving step 614 are executed if the result of the identification identification test is positive. .
• the time stamped data represents the data of the vehicle 108 and is stored in the RAM 204, but it may be desirable to also transfer the data relating to the driver.
• These data relating to the driver are recorded in a smart card which is housed in the card reader of the second type 124. For example, when the driver changes vehicle, he takes his card and introduces it into the card reader of the card. second type 124 of the new vehicle.
• all the data relating to the driver makes it possible to check his schedule and to establish management statistics in order, for example, to to establish his payroll.
• the data receiver 1 14 To retrieve the data relating to the driver, the data receiver 1 14 must inform the first communication box 1 18 connected to the tachograph 1 12 which must in turn retrieve the corresponding data on the smart card via the card reader the second type 124 of the tachograph 112 in order to transmit them with the time stamped data.
• the data receiver 114 sends a request for transmission of data relating to the driver and during the reception step 614, the data relating to the driver are received from the tachograph 1 12 .
• the first communication module 1 18 receives a request for obtaining data relating to the driver during the recovery step 518, the data relating to the driver is retrieved , through the tachograph 1 12, by the first communication module 1 18, and during the transfer step 514, the data relating to the driver is transferred to the data receiver 1 14.
• the establishment step 502 of the transfer method is triggered by the introduction of an identification card in one of the card readers 122, 124 of the tachograph 1 12
• the introduction of the identification card causes the tachograph 112 to switch from the standby mode to the transmission mode and when the first communication module 1 18 scans the state of the tachograph 112, it detects this mode and begins the transfer process, c that is, the establishment step 502.
• This card can be, for example, the company card, the workshop card, the controller card or others.
• the driver wishes to transmit the time-stamped data or to check whether the data receiver 1 14 is waiting for this data, he introduces the identification card into the card reader of the first type 122, which initiates the transfer process.
• the process can be continued by an acknowledgment step 606 in which the data receiver 114 issues an acknowledgment signal representative of whether it accepts or does not agree to establish the radio communication.
• the process continues with a waiting step 506 during which the communication box 1 18 connected to the tachograph 1 12 receives the acknowledgment signal and, according to the meaning of the acknowledgment signal, the transfer process continues or stops.
• the reception process continues with the step of stopping the communication 616.
• the transfer process continues with the stopping step of the communication 516.
• the data receiver 1 14 emits, when the identifier of the tachograph 1 12 has been recognized, a transfer refusal indicator.
• This indicator can, for example, be emitted during the step of transmitting the result of the identification test of the identifier 610.
• the reception process goes to the step of stopping the communication 616 for the data receiver 1 14 and the transfer process goes to the step of stopping the communication 516 for the communication box 1 18 connected to the tachograph 1 12.
• the data are rendered unfalsifiable by affixing an electronic signature.
• the electronic signature is affixed to the data during the introduction of the company card which contains the codes necessary for the realization of your electronic signature.
• the present invention is not limited to the examples and embodiments described and shown, but it is capable of many variants accessible to those skilled in the art.
• the invention has been more particularly described in the case of a first separate communication module of the tachograph, but it can be integrated in the tachograph which then comprises the first communication module.

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• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Time Recorders, Dirve Recorders, Access Control (AREA)
• Mobile Radio Communication Systems (AREA)
• Navigation (AREA)

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Citations (2)

• 2005
  • 2005-11-03 EP EP05292333A patent/EP1783693B1/de not_active Not-in-force
  • 2005-11-03 ES ES05292333T patent/ES2356326T3/es active Active
  • 2005-11-03 DE DE602005020808T patent/DE602005020808D1/de active Active
  • 2005-11-03 AT AT05292333T patent/ATE465475T1/de not_active IP Right Cessation
• 2006
  • 2006-10-31 WO PCT/EP2006/010480 patent/WO2007051598A1/fr active Application Filing

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