WO2007137521A1 - Puce intelligente et procédé de traitement des informations contenues dans cette dernière - Google Patents

Puce intelligente et procédé de traitement des informations contenues dans cette dernière Download PDF

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Publication number
WO2007137521A1
WO2007137521A1 PCT/CN2007/070050 CN2007070050W WO2007137521A1 WO 2007137521 A1 WO2007137521 A1 WO 2007137521A1 CN 2007070050 W CN2007070050 W CN 2007070050W WO 2007137521 A1 WO2007137521 A1 WO 2007137521A1
Authority
WO
WIPO (PCT)
Prior art keywords
data
storage area
smart chip
capacity storage
capacity
Prior art date
Application number
PCT/CN2007/070050
Other languages
English (en)
Chinese (zh)
Inventor
Qiang Zhang
Dongning Lin
Original Assignee
Print-Rite Technology Development Co., Ltd Of Zhuhai
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 Print-Rite Technology Development Co., Ltd Of Zhuhai filed Critical Print-Rite Technology Development Co., Ltd Of Zhuhai
Publication of WO2007137521A1 publication Critical patent/WO2007137521A1/fr

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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
    • G03G21/1875—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit provided with identifying means or means for storing process- or use parameters, e.g. lifetime of the cartridge
    • G03G21/1878—Electronically readable memory
    • G03G21/1882—Electronically readable memory details of the communication with memory, e.g. wireless communication, protocols
    • 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
    • B41J2/17503—Ink cartridges
    • B41J2/17543—Cartridge presence detection or type identification
    • B41J2/17546—Cartridge presence detection or type identification electronically
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
    • G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
    • G03G2221/18—Cartridge systems
    • G03G2221/1823—Cartridges having electronically readable memory

Definitions

  • the present invention relates to a smart chip, and more particularly to a smart chip for use in the field of imaging devices.
  • the present invention is based on a Chinese patent application filed on Jun. 01, 2006, the application number of which is incorporated herein by reference. Background technique
  • Printers and copiers are widely used imaging devices.
  • Popular printers or copiers generally use toner or ink as imaging consumables. Imaging consumables are housed in corresponding boxes.
  • Most of the cases are equipped with smart chips. When the case is installed. When it comes to an imaging device such as a printer or copier, the smart chip can exchange information with the printer or copier control center.
  • the smart chip Taking a toner cartridge as an example, the smart chip generally stores fixed information such as the date of manufacture, manufacturer, and device code, and also stores variable data such as toner consumption and number of printed pages, which need to be updated in time, and toner consumption.
  • the amount is detected by the margin detecting device, and the toner consumption data is generally stored in the capacity area of the smart chip.
  • the margin detecting device there are many implementation methods in the industry, which are well known in the prior art and will not be described in detail in the present invention.
  • the printer when the general printer updates the data in the capacity area to the smart chip, there will be a readback and verification operation after the write operation. If the readback data does not match the written data, the printer will report an error. . If the readback data matches the written data, the printer writes the data in the updated capacity area to the memory in the printer host.
  • smart chips While providing more usage information to users, smart chips also limit the recycling of toner cartridges or ink cartridges. For example, if the "depleted" data is written in the smart chip of the toner cartridge or the ink cartridge, that is, the toner or ink contained in the corresponding toner cartridge or the ink cartridge has been consumed, the printer will no longer recognize the carbon. Toner cartridge or ink cartridge, even if the toner cartridge or ink cartridge is recycled and filled with new toner or ink, the printer will refuse to recognize the toner after the filler has been repaired based on the "depleted" information recorded on the chip. Box or cartridge.
  • a first object of the present invention is to provide a reusable smart chip suitable for use on a consumable case.
  • Another object of the present invention is to provide an information processing method suitable for a reusable smart chip on a consumable case.
  • the smart chip provided by the present invention includes:
  • An MCU Micro Processing Unit
  • a storage unit which includes a storage unit
  • the MCU communicates with the imaging device through a signal processing circuit
  • the storage unit comprises:
  • a first capacity storage area that stores a set of non-zero capacity data that is not updated
  • a second capacity storage area that stores capacity data updated by the imaging device in real time
  • the smart chip provided by the present invention controls the data reading of the storage area by setting two capacity storage areas, so that the smart chip can be repeatedly used.
  • the information processing method of the smart chip provided by the present invention includes the following steps:
  • the status of the judgment flag is "1" or "0". If it is "0", the data in the first capacity storage area is sent; if it is "1", the second is sent. Data in the capacity storage area;
  • FIG. 1 is a schematic diagram of a connection between a smart chip embodiment and a printer according to the present invention
  • FIG. 2 is a specific circuit structure of the smart chip according to the present invention
  • FIG. 3 is a block diagram of an internal circuit of an MCU of the smart chip of the present invention.
  • FIG. 4 is a flow chart of a method for processing smart chip information according to the present invention. detailed description
  • FIG. 1 is a schematic diagram of the connection between the smart chip 1 and the printer A provided by the present invention.
  • the smart chip 1 includes an MCU 2 having an information processing function and a signal processing circuit 3, and the MCU 2 includes a storage unit 20.
  • the MCU 2 communicates with the printer A via the signal processing circuit 3, thereby transferring the data in the storage unit 20 to the printer A, or writing the data of the printer A to the storage unit 20.
  • a specific circuit structure of the smart chip 1 is shown in Fig. 2, and the signal processing circuit is composed of other circuit components other than the MCU 2.
  • the smart chip disclosed in Fig. 2 communicates with the printer through a non-standard single bus mode. In this single bus communication mode, the power signal and the digital signal are mixed together and communicated through the same communication line 4.
  • Capacitor C1 is the power supply filter capacitor; R1 is the current limiting resistor, which prevents the digital signal mixed in the power signal from being filtered by C1; capacitor C2, transistor Q3, resistor R4, and resistor R5 together form a demodulation circuit that will be mixed in the power supply.
  • the digital signal sent by the printer on the signal is demodulated and sent to the MCU 2; the transistors Q1 and Q2 and the resistors R2 and R3 together form a modulation circuit, and the digital signal returned from the MCU 2 to the printer is modulated onto the communication line 4.
  • the MCU in order to implement functions such as data processing, the MCU generally includes an arithmetic unit 21, a timer counter unit 22, a program memory 23, a register unit 24, an input/output unit 25, and the like.
  • the MCU Other internal structures can basically adopt the general structure of Intel 8051, which is a well-known prior art, and will not be described here.
  • the MCU is responsible for processing various read and write commands and monitoring whether the printer issues an image consumable "depletion" command (the printer includes a detection device that is responsible for detecting the remaining amount of imaging consumables and writing the remaining amount to the storage unit 20 at a specific time. Medium), and the corresponding processing of information, the specific information processing method will be described in detail later.
  • the internal structure of the storage unit 20 will be mainly described below.
  • the storage unit 20 is a rewritable memory such as EEPROM (Electrically Erasable Read Only Memory), FLASH (Flash), etc., physically, the storage unit 20 can be on the same memory as the program memory 23 (for example, the same A FLASH memory), in order to save cost and reduce the area of the integrated circuit, of course, the storage unit 20 and the program memory 23 belong to different storage spaces.
  • EEPROM Electrically Erasable Read Only Memory
  • FLASH Flash
  • the storage unit 20 can be on the same memory as the program memory 23 (for example, the same A FLASH memory), in order to save cost and reduce the area of the integrated circuit, of course, the storage unit 20 and the program memory 23 belong to different storage spaces.
  • the storage unit 20 includes a first capacity storage area 201, a second capacity storage area 202, and a flag bit 203 (the identification bit 203 is of course also stored in a specific storage area), wherein the first capacity storage area 201 stores "new capacity” Data, and the data is not updated, gp, the printer always obtains the information of "new capacity” (ie, the remaining amount is 100%) when reading the image consumable remaining amount data in the first capacity storage area 201, and The box is considered to be a brand new box that has not been used; the second capacity storage area 202 stores the capacity data updated by the printer in real time, gp, and the printer detects the remaining amount of the consumables in the box by the detecting device, and then writes the result to the first The two-capacity storage area 202 (including "depletion” information); the flag bit 203 may have two states of "1” or "0", and its different states will determine that the printer reads the data in the first capacity storage area 201, The data in the second capacity storage area 202
  • the smart chip will receive the command issued by the printer in step 30, and then execute step 31 to determine the type of the command, gp Whether the command issued by the printer is a read command or a write command, if it is a read command, then step 32 is performed, and if it is a write command, step 33 is performed.
  • the first instruction sent by the printer must be a read command, BP, execute step 32, and determine whether the flag bit 203 is "1", if the flag bit 203 is "1" (In this embodiment, the flag bit "1" indicates that the consumables are not used up, and the "depletion” information is not written in the second capacity storage area 202, which will be highlighted later).
  • Step 322 the remaining amount data of the consumables stored in the second capacity storage area 202 is sent, and after receiving the data, the printer will accept the box.
  • step 321 is executed to send the "new capacity" data stored in the first capacity storage area 201. After obtaining the data, the printer considers that the box is unused. The new box will also accept this imaging cartridge.
  • the printer After completing the first read operation, the printer detects the remaining amount of imaging consumables and issues a write command to write the remaining amount of data to the smart chip. Obviously, at this time, the smart chip will execute step 33 to determine whether the printer wants to write "depleted” information. If the judgment result is "N”, then step 331 is executed to write data to the second capacity storage area 202. And set the flag bit 203 to "1"; if the judgment result is "Y”, then step 332 is executed, the "depleted” information is written into the second capacity storage area 202, and the flag bit 203 is set to "0". ", then the smart chip will end the program until the smart chip is powered down and powered back on. At this point, the printer will notify the user of the "depletion” message by using the appropriate method (such as sounding an alarm or using the display).
  • the appropriate method such as sounding an alarm or using the display.
  • the smart chip will again execute the read command according to the printer's command, due to the flag at this time. If it has been set to "0", then the data in the first capacity storage area 201 will be output to the printer (step 321), and the printer will consider the box to be a new box that has not been used, and accept the box. However, the printer will still detect the remaining amount of consumables.
  • the new box, and accept the box, and, more importantly, the printer will not issue a "depletion" message when it subsequently detects the remaining amount of imaging consumables (because the box has been refilled with consumables) ), but the real remaining amount (if the user fills the box, then the ideal amount at this time is 100%) is written into the second capacity storage area 202, and the flag bit 203 is set. 1 " (Step 331). After performing steps 321, 322, and 331, the smart chip will wait for the command to accept the printer. If the printer issues the command again, the smart chip will repeat the process from step 30.
  • the smart chip and its information processing method disclosed by the present invention control the data reading by setting two capacity storage areas 201, 202 and using the flag bit 203, so that the smart chip 1 can be reused. .
  • the above embodiments are merely preferred embodiments of the present invention, but the present invention is not limited to the embodiments described in the above embodiments.
  • the specific implementation of the signal processing circuit is not limited to the manner disclosed in FIG. 2, and it is easy for those skilled in the art to make some equivalent modifications without departing from the spirit of the invention.
  • the internal structure of the MCU is not limited to the structure disclosed in FIG. 3, and some changes can be made according to the actual situation, and these changes can be easily associated with those skilled in the art;
  • the immutable data in the first capacity storage area 201 is not limited to the "new capacity", and only needs to be non-zero capacity data to enable the printer to accept the box and print; further, the flag is given in the above embodiment.
  • the smart chip information processing method provided by the present invention controls the data reading of the storage area by using the flag bit, so that the smart chip can be reused.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Record Information Processing For Printing (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)

Abstract

L'invention concerne une puce intelligente (1) et un procédé de traitement des informations contenues dans cette dernière. La puce intelligente de l'invention (1) comprend un microcontrôleur (2) et un circuit de traitement des informations (3), le microcontrôleur (2) comportant une unité de stockage (20) et communiquant avec un appareil de formation d'image via le circuit de traitement des informations (3). L'unité de stockage (20) comprend : une première zone mémoire (201) destinée à stocker un ensemble de données de quantité non nullle qui ne peuvent être écrasées; une seconde zone mémoire (202) destinée à stocker des données de quantité qui sont actualisées par l'appareil de formation d'image; et un bit-jeton (203) destiné à commander à l'appareil de formation d'image de lire les données dans la première zone mémoire (201) ou dans la seconde zone mémoire (202). Le procédé de traitement des informations contenues dans la puce intelligente (1) consiste à déterminer si l'instruction reçue de l'appareil de formation d'image est du type lecture ou écriture d'abord; s'il s'agit de lecture, à envoyer les données en fonction de l'état du bit-jeton (203); s'il s'agit d'écriture, à modifier l'état du bit-jeton (203) en fonction du contenu de l'instruction. La puce intelligente (1) et le procédé de traitement des informations contenues dans cette dernière permettent une utilisation répétée de la puce, étant donné les deux zones mémoire, et permettent d'utiliser un bit-jeton pour commander la lecture des données dans les zones mémoire.
PCT/CN2007/070050 2006-06-01 2007-05-24 Puce intelligente et procédé de traitement des informations contenues dans cette dernière WO2007137521A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CNA2006100358341A CN101082796A (zh) 2006-06-01 2006-06-01 智能芯片及其信息处理方法
CN200610035834.1 2006-06-01

Publications (1)

Publication Number Publication Date
WO2007137521A1 true WO2007137521A1 (fr) 2007-12-06

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Application Number Title Priority Date Filing Date
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CN (1) CN101082796A (fr)
WO (1) WO2007137521A1 (fr)

Families Citing this family (16)

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CN101907859B (zh) * 2009-08-11 2012-01-18 珠海天威技术开发有限公司 芯片及耗材余量数据更新方法
CN101916062B (zh) * 2009-10-22 2012-06-13 珠海天威技术开发有限公司 打印耗材芯片、打印耗材容器及打印耗材芯片的工作方法
CN101954791A (zh) * 2010-08-17 2011-01-26 珠海天威技术开发有限公司 耗材芯片及其工作方法、耗材容器
CN102658724B (zh) * 2010-12-31 2015-09-09 珠海艾派克微电子有限公司 匹配成像盒芯片的方法及成像盒芯片
CN102950899B (zh) * 2011-08-26 2015-08-05 珠海天威技术开发有限公司 芯片及其数据写入方法、耗材容器、成像设备
CN102582268A (zh) * 2012-01-10 2012-07-18 珠海天威技术开发有限公司 微控制器及其算法保护方法、存储芯片、耗材容器、成像设备
CN102765256B (zh) * 2012-06-21 2014-07-16 珠海艾派克微电子有限公司 记录芯片使用状态信息的方法、成像盒的芯片及成像盒
US9753680B2 (en) 2012-06-21 2017-09-05 Apex Microelectronics Company Limited Method for recording chip usage state information, chip of imaging cartridge and imaging cartridge
US10585633B2 (en) 2012-06-21 2020-03-10 Apex Microelectronics Company Limited Method for recording chip usage state information, chip of imaging cartridge and imaging cartridge
CN102737712A (zh) * 2012-07-06 2012-10-17 珠海天威技术开发有限公司 耗材芯片及其数据读写方法、耗材容器
CN103072380B (zh) * 2013-01-23 2015-07-15 杭州旗捷科技有限公司 墨盒再生控制芯片的使用方法
CN103722893B (zh) * 2013-12-23 2016-06-15 珠海天威技术开发有限公司 耗材芯片及其工作方法、耗材容器
CN107301024B (zh) * 2017-06-09 2020-07-17 珠海艾派克微电子有限公司 成像盒芯片、成像盒及数据处理方法
CN107315551B (zh) * 2017-06-09 2020-05-05 珠海艾派克微电子有限公司 成像盒芯片、成像盒及数据处理方法
CN109947594B (zh) * 2019-02-27 2021-04-09 武汉天喻信息产业股份有限公司 一种数据备份方法及装置、数据恢复方法及装置
CN113495697B (zh) * 2020-04-08 2024-08-20 广州众诺微电子有限公司 数据处理方法、存储芯片及成像盒

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US20050078969A1 (en) * 2003-08-22 2005-04-14 Hideo Kikuchi Device unit, an image forming apparatus, a management system, and a recycling system capable of using non-genuine device unit as replacement product
US20060204255A1 (en) * 2005-03-09 2006-09-14 Kabushiki Kaisha Toshiba Image forming apparatus and method for notifying the toner near-empty

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EP0940254A2 (fr) * 1998-03-04 1999-09-08 Hewlett-Packard Company Dispositif électrique de stockage pour composant d'impression remplaçable
JP2002067434A (ja) * 2000-09-01 2002-03-05 Canon Inc 交換可能なプロセスユニットを有する装置及びその制御方法と、プロセスユニット
JP2002127460A (ja) * 2000-10-25 2002-05-08 Seiko Epson Corp プリンタ用カートリッジ及びプリンタ
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US20060204255A1 (en) * 2005-03-09 2006-09-14 Kabushiki Kaisha Toshiba Image forming apparatus and method for notifying the toner near-empty

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