WO2018006265A1 - Appareil destiné à réaliser une fonction sans prise d'une cartouche d'encre et son procédé d'utilisation - Google Patents

Appareil destiné à réaliser une fonction sans prise d'une cartouche d'encre et son procédé d'utilisation Download PDF

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Publication number
WO2018006265A1
WO2018006265A1 PCT/CN2016/088570 CN2016088570W WO2018006265A1 WO 2018006265 A1 WO2018006265 A1 WO 2018006265A1 CN 2016088570 W CN2016088570 W CN 2016088570W WO 2018006265 A1 WO2018006265 A1 WO 2018006265A1
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WO
WIPO (PCT)
Prior art keywords
data
printer
authentication chip
ink cartridge
security authentication
Prior art date
Application number
PCT/CN2016/088570
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English (en)
Chinese (zh)
Inventor
钱益阳
商永艺
罗珊
Original Assignee
杭州旗捷科技有限公司
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Application filed by 杭州旗捷科技有限公司 filed Critical 杭州旗捷科技有限公司
Priority to PCT/CN2016/088570 priority Critical patent/WO2018006265A1/fr
Publication of WO2018006265A1 publication Critical patent/WO2018006265A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/17—Ink jet characterised by ink handling
    • B41J2/175—Ink supply systems ; Circuit parts therefor
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern

Definitions

  • the invention is in the field of printing, and particularly relates to a device, a system and a method for using the same.
  • the consumables generally use the chip as a medium for the information and usage of the consumables.
  • the ink cartridge structure disclosed in the Chinese invention patent disclosed in CN 105564039 A the chip corresponding to the ink cartridge is mounted on the ink cartridge, and the chip records the model information of the ink cartridge.
  • certification information and ink quantity information when the ink in the ink cartridge is exhausted, the chip will be written to the ink end data, can not be used for recycling, on the one hand, increase the user's use cost, on the other hand, most of the ink cartridges They are made of plastic material and are difficult to degrade, which also imposes a certain burden on the environment.
  • the ink cartridge chip and the probe are in poor contact or short circuit, causing communication error of the printer, and the loss of the nozzle portion causes the nozzle to be misaligned, resulting in poor printing performance, thereby shortening the service life of the printer, and generating additional high maintenance costs and affecting the user.
  • the effect is second; in the process of inserting and inserting the ink cartridge, it is also prone to ink leakage, which causes pollution and easily damages other parts of the printer; again, in the process of frequently replacing the ink cartridge or repairing the printer, the printer is not used for a long time, the nozzle Will be due to the moisture of the residual ink Evaporation and solidification, causing blockage.
  • the prior art sustainable ink supply technology chip is often disposed on the ink cartridge. Due to chip design reasons and size reasons, it can only be used in the field of small format printers, the ink capacity is limited, and the application has its limitations, large format. The chip corresponding to the printer is difficult to install on the ink cartridge with the same technology, which makes such sustainable ink supply technology difficult to use in the large-format commercial inkjet field.
  • the object of the present invention is to provide a device for realizing the function of removing and inserting an ink cartridge and a method for using the same.
  • the chip and the ink cartridge are separated from each other and connected to the external body of the printer, and have a reset refreshing and authentication function, so that the ink cartridge can be recycled and plugged and unplugged. And can be used in the large-format commercial inkjet field.
  • an apparatus for realizing the function of inserting and removing the ink cartridge comprising:
  • the security authentication chip connected to the connection port, the security authentication chip includes a storage device and a logic control device, the storage device is configured to store state segment data, and the logic control device is configured to receive and process a command issued by the printer, Reading and writing data in the storage device;
  • a power supply device connected to the security authentication chip, wherein the power supply device is configured to provide the security authentication chip with a power required for operation when resetting;
  • the logic control device further includes data comparison means for determining whether the data written by the printer and the data in the storage device are consistent;
  • a reset device for resetting and refreshing data in the storage device.
  • the device for realizing the cartridge insertion and removal function is an external device, and the entire device is externally connected to the printer, unlike the conventional prior art in which the chip is disposed on the ink cartridge.
  • the entire device is externally connected to the main body of the printer, and the device for realizing the function of inserting and removing the ink cartridge includes a physical connection port, and the connection port can be connected to the main board of the printer body through a cable, thereby making the security
  • the authentication chip exchanges data with the printer body.
  • These cables include data lines, power lines, clock lines, ground lines, and sensor lines.
  • the security authentication chip and the printer body perform an initial authentication communication
  • the security authentication chip includes a storage device
  • the storage device includes a state.
  • Segment data, the status segment data includes authentication data for authenticating the validity of the chip, such as serial number information, and in addition, the status segment data may also contain ink amount information data, then at this time, the printer body reads the The authentication data verifies the legality of the serial number, and on the other hand, the ink amount information is also read.
  • the printer main body can still read the state stored in the storage device through the connection port.
  • Degree data, reading the ink amount information, and modifying the state degree data according to the printing condition of the printer, specifically, sending data of the existing ink amount to the security authentication chip, and the logic control device will newly state the state Segment data is written into the storage device to achieve real-time update of the ink amount data.
  • the printer body reads the state segment data again, compares the state segment data at this time with the written data, and compares whether the data is consistent. If the data is inconsistent, an error message may also appear. Thereby ensuring the correctness of data writing.
  • the printer also prompts to replace the ink cartridge according to the information of the ink exhaustion.
  • the reset device and the power supply device are needed, and the cable of the security authentication chip is disconnected from the main body of the printer.
  • the safety authentication chip cannot obtain a working voltage from the printer main body through the connection port, and the power supply device provides a backup power supply for the safety authentication chip to provide a voltage required for the safety authentication chip to operate, and the reset device Performing a reset refresh operation on the storage device.
  • the disconnected cable is mainly the sensor cable and the power cable, and other cables can be continuously.
  • the reset refresh operation is to initialize and modify the state segment data to restore the ink amount data to a brand new, and the printer body is installed with a supply ink cartridge, which can provide sufficient ink, so that the user can open the printer without opening the printer.
  • the ink cartridge resets the ink cartridge chip, thereby preventing air and dust from entering the inkjet device and affecting the print quality, and eliminating the need to discard the disposable ink cartridge to pollute the environment.
  • the logic control device comprises the reset device.
  • the reset device may be a physical device connected to the switching device, outputting a reset signal, or may be part of the logic control device as mentioned in the present case, integrated in the logic control device.
  • the present invention further includes a switching button connected to the connection port and the security authentication chip, the switching button is configured to switch a line on/off state of the security authentication chip and the connection port,
  • the switching button may be a physical button. If the switching button is not provided, the resetting device in the device operates in an automatic reset refresh manner, and if the switching button is present, a manual reset refresh is performed.
  • connection manner of the cable is also changed.
  • the sensor cable and the power cable in the cable are connected from the connection port to the switching button, and then the safety button is connected through the switching button.
  • a chip when the user presses the switch button, the sensor line and the power line are disconnected.
  • connection port is connected to the printer via an FFC flat wire.
  • the power supply unit is a 3.3V power supply unit.
  • the power supply device includes a USB power supply device and a voltage reduction device, or includes a 5V power supply device and a voltage reduction device.
  • the step-down device steps down the USB power supply device or the 5V power supply device to a 3.3V operating voltage.
  • the storage device includes a chip authentication information storage segment.
  • the storage device includes an ink amount information storage section and an ink cartridge information storage section.
  • the ink amount information may include remaining ink amount information and ink amount information that has been consumed in real time.
  • the ink cartridge information storage section includes an ink cartridge production date storage section and an ink cartridge model storage section.
  • the invention relates to a printing system for realizing the function of inserting and removing the ink cartridge, comprising a device and a printer for realizing the function of inserting the ink cartridge, wherein the printer is equipped with a continuous ink cartridge.
  • the device for implementing the cartridge insertion-free function is externally connected to the printer.
  • the connection port is connected to the printer main board through a cable, and the printer is provided with a probe, and the connection cartridge does not need to be used again.
  • the chip is additionally mounted, and the chip in the conventional technology is integrated in the device in this solution.
  • a method for using a device for implementing a cartridge insertion and removal function includes an initial verification step, a use step, and a reset step:
  • Step 1 data reading step
  • the printer sends a command to read the status segment data in the security authentication chip, and the security authentication chip sends the status segment data in the storage device to the printer;
  • Step 2 legality verification step
  • the printer determines from the status segment data whether the ink cartridge is legal
  • Step 1 data re-reading step
  • the printer sends a command to read the status segment data in the security authentication chip, and the security authentication chip sends the status segment data in the storage device to the printer;
  • Step 2 the ink quantity writing requirement step
  • Step 3 the ink amount writing step
  • the security authentication chip stores the ink amount data in the storage device
  • Step 4 data verification comparison step
  • the printer reads the state segment data again, and compares the state segment data with the ink amount data that needs to be written in the ink amount writing request step;
  • Step 1 switching steps
  • Step 2 backup power supply step
  • the power supply device supplies power to the security authentication chip
  • Step 3 a data reset step
  • the reset device resets and updates the security authentication chip data, so that the consumable usage is set to be brand new.
  • Step 4 a communication recovery step
  • the secure authentication chip is reconnected to the connection port.
  • the method for using the device for implementing the cartridge insertion and removal function includes at least three aspects of an initial verification step, a use step, and a reset step.
  • the initial verification step is mainly applied to the first connection and use of the device for implementing the cartridge unplugging function, and firstly enters step 1 of the initial verification step, the printer host first sends and reads the security authentication chip.
  • the status segment data command, and then the security authentication chip feeds back the status segment data in the storage device to the printer host, and the status segment data may include data A and data B,
  • the data A includes the chip authentication information storage segment, and the partial data is used to verify the legitimacy of the chip
  • the data B may include an ink amount information storage segment, an ink cartridge production date storage segment, an ink cartridge signal storage segment, and the like.
  • the information storage segment is used to indicate information about the amount of ink in the ink cartridge, and may be margin information or consumption information.
  • the legality verification step is entered, in which the printer host performs calculation and verification on the data in the chip authentication information storage segment, such as serial number verification, and determines the authenticity and legality of the chip.
  • the ink amount information in the ink amount information storage segment is judged to determine whether the ink cartridge is empty or not. If the chip is illegal, an error may be reported. If the ink cartridge is exhausted, the ink cartridge may be inflated and cannot be used.
  • the user may enter the use step of first entering the data re-reading step, and the printer body sends a command to read the status segment data to the security authentication chip again.
  • the The security authentication chip feeds back the status segment data in the storage device to the printer host, and then enters an ink amount writing request step, and the printer host sends a command to modify the status segment data to the security authentication chip.
  • the printer host In order to judge whether the writing is correct, in the data verification comparison step, the printer host reads the status segment data at this time again, and then compares the state in which the security authentication chip needs to be written in the ink amount writing request step. Segment data, and the status segment data read again at this time, whether the two are the same. If they are the same, it means that the writing is correct and can be used continuously. If they are not the same, it indicates that the writing is incorrect, and an error can be reported. The printer host no longer uses the cartridge, and finally, when the cartridge is exhausted, it is necessary to enter the reset step.
  • the printer can display the ink cartridge to be exhausted, and ask the user to replace the ink cartridge, and the user also sets the printer host to enter the state of replacing the ink cartridge, and then enters a switching step, the security authentication chip and the device.
  • a part of the connection line of the connection port is disconnected, so that the connection with the printer host is disconnected.
  • the power supply device supplies power to the security authentication chip, and then, Reset device The data of the security authentication chip is reset and updated, and the use of the consumables is restored to a new state.
  • the initial verification step is performed again after the communication recovery step.
  • the present invention has the following beneficial effects:
  • the ink cartridge can be externally connected to the ink tank, infinitely printed, recycled, and not discarded at one time, thereby reducing environmental pollution.
  • the whole device is externally connected to the printer mainframe. It is not necessary to open the printer cover during resetting. It will not allow air dust to enter the inkjet device, enhance the print quality, and do not need to insert and remove the ink cartridge to avoid ink solidification and block printing. head.
  • the storage device in the security authentication chip stores chip authentication information, thereby verifying the chip serial number to ensure communication security.
  • the ink amount information can be read, and if the ink is exhausted, the detection can be performed at the first time.
  • Figure 1 is a schematic view of the prior art
  • FIG. 2 is a connection diagram of a printing apparatus and a printer in Embodiment 1;
  • FIG. 3 is a schematic diagram of a security authentication chip
  • Figure 4 is a schematic view of a printing apparatus in Embodiment 1;
  • Figure 5 is a schematic view of a printing apparatus in Embodiment 2.
  • Figure 6 is a schematic view showing the connection of the cable in the second embodiment
  • Figure 7 is a schematic view of a printing apparatus in Embodiment 3.
  • FIG. 8 and FIG. 9 are schematic diagrams showing circuit connections in Embodiment 1;
  • FIG. 1 is a schematic diagram of a prior art.
  • a plurality of ink cartridges C1 , C2 , . . . Cn are respectively provided with chips B1 , B2 , . . . Bn on each of the ink cartridges, and each chip has contacts thereon.
  • Contact and probe connection probe connected to printer motherboard
  • the chip is connected to the corresponding ink cartridge, so when the ink cartridge is replaced or maintained, the ink cartridge needs to be opened, and the ink cartridge is re-plugged, and in this process, the worn printer is damaged.
  • the probe part is also prone to ink leakage during the process of inserting and inserting the ink cartridge, which causes pollution and easily damages other parts of the printer.
  • the printer is not used for a long time due to frequent replacement of the ink cartridge or maintenance of the printer. The water will evaporate and solidify due to the residual ink, causing clogging.
  • the chip is disposed on the ink cartridge, so it can only be applied to a small-format inkjet printer, and the chip corresponding to the large-format inkjet printer is difficult to be large in size due to its size and model.
  • the chip is mounted on the ink cartridge, making the application of such continuous ink supply technology limited.
  • Embodiment 1 as shown in FIG. 2, FIG. 3 and FIG. 4: a device for realizing the function of inserting and removing the ink cartridge, comprising
  • a security authentication chip connected to the connection port includes a storage device and a logic control device, the storage device is configured to store the state segment data, and the logic control device is configured to receive and process the command issued by the printer, and read the data in the storage device. write;
  • a power supply device connected to the security authentication chip, and the power supply device is configured to provide a safety authentication chip with a power required for operation when the security authentication chip is disconnected from the connection port;
  • the logic control device further includes data comparison means for determining whether the data written by the printer and the data in the storage device are consistent;
  • the reset device is configured to receive a switching signal of the switching button and perform a reset refresh on the data in the storage device.
  • the logic control device includes a reset device that is part of the logic control device and is integrated in the logic control device.
  • the device for realizing the function of inserting and removing the ink cartridge is an external device, and the chip is not disposed on the ink cartridge as in the prior art.
  • the entire device is externally connected to the main body of the printer.
  • the device for realizing the function of inserting and removing the ink cartridge includes a physical connection port, and the connection port can be connected to the main board of the printer body through a cable, thereby enabling the security authentication chip and the printer.
  • the main body exchanges data.
  • the security authentication chip and the printer body perform initialization authentication communication
  • the security authentication chip includes a storage device
  • the storage device includes status segment data
  • the status segment data includes Authentication data used to authenticate the legitimacy of the chip, such as serial number information.
  • the status segment data may also contain ink amount information data.
  • the printer body reads the authentication data on the one hand to verify the legality of the serial number, and on the other hand, also reads the ink amount information. If the serial number is incorrect or the ink quantity is insufficient, an error or a prompt may be reported. Can't make use.
  • the printer body can still read the state data stored in the storage device through the connection port, read the ink amount information, and modify the state data according to the printing condition of the printer. Specifically, the data of the existing ink amount is sent to the security authentication chip, and the logic control device writes the new state segment data into the storage device to achieve the real-time update of the ink amount data.
  • the printer body will read the status segment data again, and compare the status segment data at this time with the written data to compare whether the data is consistent. If they are inconsistent, an error message can also appear to ensure the correctness of data writing.
  • the printer will prompt to replace the ink cartridge according to the information of the ink, and the reset device and the power supply device are needed.
  • the communication line of the security authentication chip is disconnected from the printer main body. After disconnection, the security authentication chip cannot obtain the working voltage from the main body of the printer through the connection port.
  • the power supply device provides a backup power supply for the security authentication chip, provides the voltage required for the security authentication chip to operate, and the reset device performs a reset refresh operation on the storage device. Specifically, it is to initialize and modify the state segment data to restore the ink volume data to a new one.
  • a continuous supply of ink cartridges is provided, and sufficient ink can be supplied. In this way, the user can reset the ink cartridge chip without opening the printer case, thereby preventing air and dust from entering the inkjet device to affect the print quality, and eliminating the need to discard the disposable ink cartridge to pollute the environment.
  • connection port is connected to the printer via the FFC flat cable.
  • the power supply unit is a 3.3V power supply unit.
  • the storage device includes a chip authentication information storage segment.
  • the storage device includes an ink amount information storage section and an ink cartridge information storage section.
  • the ink amount information may be the remaining ink amount information, or may be the ink amount information consumed in real time.
  • the ink cartridge information storage section contains the ink cartridge production date storage section and the ink cartridge model storage section.
  • a method for using a device for implementing a cartridge insertion and removal function includes an initial verification step, a use step, and a reset step:
  • Step 1 data reading step
  • the printer sends a command to read the status segment data in the security authentication chip, and the security authentication chip sends the status segment data in the storage device to the printer;
  • Step 2 legality verification step
  • the printer determines from the status segment data whether the ink cartridge is legal
  • Step 1 data re-reading step
  • the printer sends a command to read the status segment data in the security authentication chip, and the security authentication chip sends the status segment data in the storage device to the printer;
  • Step 2 the ink quantity writing requirement step
  • the printer sends a command to modify the status segment data to the security authentication chip, and sends the existing ink quantity data to the security authentication chip;
  • Step 3 the ink amount writing step
  • the security authentication chip stores the ink amount data in the storage device
  • Step 4 data verification comparison step
  • the printer reads the status segment data again, and compares the status segment data with the ink amount data that needs to be written in the ink amount writing requirement step;
  • Step 1 switching steps
  • the operation security authentication chip is disconnected from the connection port
  • Step 2 backup power supply step
  • the power supply device supplies power to the security authentication chip
  • Step 3 a data reset step
  • the reset device resets and updates the security authentication chip data, making the consumable usage set to new.
  • Step 4 a communication recovery step
  • the security authentication chip is reconnected to the connection port.
  • the method for using the device for implementing the cartridge insertion and removal function includes at least three aspects of an initial verification step, a use step, and a reset step.
  • the initial verification step is mainly applied to the first connection and use of the device for implementing the cartridge unplugging function.
  • the printer host first sends a command to read the status segment data in the security authentication chip.
  • the secure authentication chip feeds back the status segment data in the storage device to the printer host, and the status segment data may include data A and data B.
  • Data A contains a chip authentication information storage segment, which is used to verify the legitimacy of the chip.
  • the data B may include an ink amount information storage segment, an ink cartridge production date storage segment, an ink cartridge signal storage segment, and the like, and the ink amount information storage segment is used to indicate information related to the ink amount in the ink cartridge, and may be a margin information or a consumption amount information.
  • the legality verification step is entered.
  • the printer host performs calculation and verification on the data in the chip authentication information storage segment, such as serial number verification, determining the authenticity and legality of the chip, and another
  • the ink amount information in the ink amount information storage section is judged to determine whether the ink cartridge is exhausted. If the chip is illegal, an error can be reported. If the ink cartridge is exhausted, The ink cartridge is empty and cannot be used.
  • the data re-reading step is entered, and the printer body sends a command to read the status segment data to the security authentication chip again. Similarly, the security authentication chip feeds back the status segment data in the storage device to the printer host.
  • the printer host sends a command to modify the status segment data to the security authentication chip, and sends the existing ink quantity data to the security authentication chip, and after receiving the existing ink quantity data, the security authentication chip will The data is written to the storage device and the value of the status segment data is modified.
  • the printer host reads the status segment data at this time again, and then compares the status segment data that needs to be written into the security authentication chip in the ink amount writing request step, and at this time.
  • the status segment data read again, whether the two are the same. If they are the same, it means that the writing is correct and can continue to be used. If it is not the same, it means that the writing is wrong, and an error can be reported, so that the printer host no longer uses the ink cartridge.
  • the printer can display the ink cartridge exhausted and ask the user to replace the ink cartridge, and the user also sets the printer host to enter the replacement ink cartridge state.
  • the safety authentication chip is disconnected from the partial cable of the connection port, and the disconnected cable is mainly the power line and the sensor line, so that the connection with the printer host is disconnected.
  • the power supply device supplies power to the security authentication chip.
  • the reset device resets and updates the data of the security authentication chip, and restores the use of the consumables to a new one.
  • the initial verification step is performed again.
  • the reset device itself is part of the logic control device, and an automatic reset can also be implemented according to the control signal.
  • the printer will detect whether the ink cartridge is present. At this time, there will be a high voltage signal of about 40V on the SEN_L pin.
  • the optocoupler is used to isolate and convert the signal to 3.3V. Transfer to the IO port of the MCU.
  • the RESET of the chip will give a high level signal. After the MCU collects the signal, the state is recorded. When the MCU collects SEN_I to a high level, the CON_1 is set high to activate the relay and RESET is set high ( Procedure 1) After the delay of 1 S, the relay is turned off and RESET is set as input (Process 2).
  • process 1 the chip is receiving a high level on the RESET pin to clear the ink volume data.
  • the SEN_L pin is connected to ground under the action of the relay, which the printer believes is not present.
  • process 2 the relays are disconnected, the sensor is working properly, and the printer believes that the ink cartridges have been reloaded.
  • Embodiment 2 is different from Embodiment 1, as shown in FIG. 5, and includes a physical switching button, and the switching button and the security The fully-certified chip, the power supply device and the connection port are connected.
  • the switch button When the user presses the switch button, the connection between the security authentication chip and the connection port is closed, the power supply device supplies power to the security authentication chip, and the reset device resets and refreshes the data in the storage device.
  • FIG. 6 is a schematic diagram of the connection of the cable. Since the physical switching button exists, the connection of the cable is divided into two ways.
  • the sensor line and the power line are connected from the connection port to the switch button, and then the switch button is connected to the security authentication chip, and other cables, including the data line, the clock line, etc., are not operated by the switch button, and the user is operating the switch button When the power line and the sensor line are disconnected and connected.
  • one cable includes the signal lines (CLK DAT CE VDD GND) required by the three chips.
  • NC1 and NC2 are used by the printer to detect the presence of the ink cartridge. When the NC1 and NC2 are short-circuited, the printer considers the ink cartridge as Put it in the ink tank, the opposite is true when the circuit is broken.
  • the switching button simulates the insertion and removal of the ink cartridge according to the circuit of FIG.
  • NC2 is connected together and connected to the other end of the switch button.
  • NC1 and NC2 are short-circuited, and the chip power is supplied by VDD on the motherboard port.
  • NC1 and NC2 are disconnected when the button is pressed.
  • the chip power supply is disconnected from VDD and connected to BAT, which is the 3.3V power supply provided by the external power module.
  • the chip's reset pin (TEST) is connected to BAT, ie the reset pin is pulled up to 3.3V.
  • FIG. 12 is a schematic diagram of the printer port and port definition.
  • the signal lines of each chip are independent, and SEN1_1 and SEN1_2 are the two legs of the chip sensor.
  • the sensor is used by the printer to detect The device for the amount of ink in the cartridge. The cartridge is removed by pulling the sensor foot low.
  • the button is simulated and plugged.
  • the NC1 and NC2 are directly shorted together, and the NC1 and NC2 on this type of printer are not the most important factors for the cartridge insertion and removal.
  • the reverse end of the diode is floating.
  • the printer communicates with the sensor through SEN1_1 and SEN1_2.
  • the printer considers that the cartridge has been placed in the ink tank.
  • the button is pressed, the reverse end of the diode is grounded.
  • the printer communicates with the sensor, the sensor feeds low level, and the printer considers that the ink cartridge has left the ink tank.
  • Embodiment 3 is different from Embodiment 1 in that, as shown in FIG. 7, a plurality of connection ports are provided separately, and are in one-to-one correspondence with the chips, and the chips B1 to Bn in the figure are all security authentication chips, and the connection port D1 is connected. - Dn is connected to the chip respectively.
  • Embodiment 4 is different from Embodiment 1 in that the power supply device is different.
  • the power supply device includes a USB power supply device and a voltage reduction device, or includes a 5V power supply device and a voltage reduction device.
  • the buck device steps down the USB power supply or 5V power supply to a 3.3V operating voltage.

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Abstract

L'invention concerne un appareil destiné à réaliser une fonction sans prise d'une cartouche d'encre, comprenant : un port de connexion connecté à une imprimante ; une puce d'authentification de sécurité comprenant un appareil de stockage et un appareil de commande logique ; un appareil d'alimentation en électricité connecté à la puce d'authentification de sécurité, l'appareil d'alimentation en énergie étant utilisé pour fournir une quantité d'électricité nécessaire pour s'écouler vers la puce d'authentification de sécurité pendant la réinitialisation ; et un appareil de réinitialisation. L'appareil de commande logique comprend en outre un appareil de comparaison de données pour déterminer si les données écrites par l'imprimante sont cohérentes avec les données dans l'appareil de stockage. L'invention porte également sur un procédé d'utilisation d'un appareil destiné à réaliser une fonction sans prise d'une cartouche d'encre et sur un système d'impression, lesdits procédé et système utilisant l'appareil destiné à réaliser une fonction sans prise d'une cartouche d'encre. Dans l'appareil destiné à réaliser une fonction sans prise d'une cartouche d'encre, une puce est séparée et indépendante de la cartouche d'encre et est reliée extérieurement à un corps d'imprimante, et a des fonctions de réinitialisation, de rafraîchissement et d'authentification, de sorte que la cartouche d'encre peut être recyclée et n'a pas à être branchée. La présente invention peut s'appliquer au domaine des imprimantes à jet d'encre commerciales de grand format.
PCT/CN2016/088570 2016-07-05 2016-07-05 Appareil destiné à réaliser une fonction sans prise d'une cartouche d'encre et son procédé d'utilisation WO2018006265A1 (fr)

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