CN107284056B - Consumable chip monitors circuit and its monitoring method, monitoring circuit board and printer - Google Patents
Consumable chip monitors circuit and its monitoring method, monitoring circuit board and printer Download PDFInfo
- Publication number
- CN107284056B CN107284056B CN201610221379.8A CN201610221379A CN107284056B CN 107284056 B CN107284056 B CN 107284056B CN 201610221379 A CN201610221379 A CN 201610221379A CN 107284056 B CN107284056 B CN 107284056B
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- Prior art keywords
- circuit
- control circuit
- access
- printer
- word vehicle
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Classifications
-
- 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
- B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
- B41J29/38—Drives, motors, controls or automatic cut-off devices for the entire printing mechanism
- B41J29/393—Devices for controlling or analysing the entire machine ; Controlling or analysing mechanical parameters involving printing of test patterns
-
- 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
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1223—Dedicated interfaces to print systems specifically adapted to use a particular technique
- G06F3/1229—Printer resources management or printer maintenance, e.g. device status, power levels
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1278—Dedicated interfaces to print systems specifically adapted to adopt a particular infrastructure
- G06F3/1279—Controller construction, e.g. aspects of the interface hardware
Abstract
The present invention provides a kind of consumable chip monitoring circuit and its monitoring method, monitoring circuit board and printer.The printer setup has monitoring circuit board, monitoring circuit board includes consumable chip monitoring circuit, it includes miniature control circuit and signal interference circuit that consumable chip, which monitors circuit, miniature control circuit obtains the chip information data that word vehicle control circuit is sent to printer governor circuit, and miniature control circuit sends control signal to signal interference circuit；Signal interference circuit includes the first access and alternate path, and the first access and alternate path are electrically connected；First access receives the major control data that printer governor circuit is sent, and the first access sends major control data to word vehicle control circuit；First access receives the chip information data that word vehicle control circuit is sent, and the first access is to printer governor circuit transmission chip information data.The present invention can prevent printer from damaging using non-original-pack consumable chip, and then ensure the service life of printer.
Description
Technical field
The present invention relates to printer fields, specifically, be related to a kind of consumable chip applied to printer monitor circuit and
Its monitoring method further relates to circuit board and printer using the circuit.
Background technique
Printer provides great convenience as common office equipment, for modern office.Existing printer point
For ink-jet printer and laser printer, ink-jet printer uses the print cartridge for accommodating ink to spray as consumable container to paper
Ink is penetrated, to form the text or pattern that need to print on paper.
As shown in Figure 1, part ink-jet printer is equipped with machine core and word vehicle, it is provided with printer control circuit 1 in machine core,
Printer is additionally provided with a slide bar, and word vehicle can be moved back and forth along slide bar, to complete the operation of printing.It is set on the circuit board of word vehicle
There is word vehicle control circuit 2, in order to enable word vehicle to have certain scope of activities, word vehicle control circuit 2 passes through certain length
Soft arranging wire is communicated with printer control circuit 1.
It has been removably installed multiple print cartridges on word vehicle, the ink of different colours is accommodated in different print cartridges.Cartridge case
Outer wall on print cartridge consumable chip 3, the circuit board electrical connection of print cartridge consumable chip 3 and word vehicle are installed.Print cartridge consumable chip 3 is deposited
Information relevant to print cartridge, including variable information and fixed information are contained, variable information is can be continually changing with printing
Information, such as ink surplus, printing duration, print paper quantity information, fixed information are the letters that will not change with printing
Breath, such as cartridge model, applicable printer model, ink color.
After print cartridge is installed to the word vehicle of printer, ink-jet printer is by word vehicle control circuit 2 on print cartridge consumable chip 3
Electricity, and the data being stored in print cartridge consumable chip 3 are read, judge whether properly, in print cartridge residual ink amount is cartridge model
No abundance etc..After only judging that cartridge model is suitable and having sufficient ink in print cartridge, ink-jet printer could execute printing work
Make.
In printer industry, it is disposable for buying the expense of printer, and consumptive material used in printer is with making
With need not stop to buy.And printing consumables is because of type difference, price is there is also variant, therefore many users can buy non-original
Printing consumables is filled to reduce expense.But non-original-pack printing consumables is used in printer, to printing chance there are certain damage,
Reduce the service life of printer.
Summary of the invention
An object of the present disclosure, which is to provide one kind, can obtain consumable chip data and verify whether consumable chip is original-pack
The consumable chip of consumable chip monitors circuit.
The second object of the present invention is to provide a kind of monitoring electricity that can facilitate and connect and use with printer main control board
Road plate.
The third object of the present invention is to provide a kind of printer that can prevent non-original-pack consumable chip access.
The fourth object of the present invention is to provide a kind of consumable chip monitoring that can detecte consumable chip model in printer
The monitoring method of circuit.
In order to realize above-mentioned first purpose, consumable chip provided by the invention monitor circuit, including miniature control circuit with
And signal interference circuit, miniature control circuit obtain the chip information number that word vehicle control circuit is sent to printer governor circuit
According to miniature control circuit sends control signal to signal interference circuit；Signal interference circuit includes the first access and alternate path,
First access and alternate path electrical connection；First access receive printer governor circuit send major control data, the first access to
Word vehicle control circuit sends major control data；First access receives the chip information data that word vehicle control circuit is sent, the first access
To printer governor circuit transmission chip information data；Alternate path includes a switch element, and switch element receives miniature control
The control signal that circuit processed is sent to signal interference circuit controls the conducting of Signal-controlled switch element；Switch element and first
Access electrical connection.Preferably, switch element is transistor.
From above scheme as it can be seen that consumable chip monitoring circuit of the invention is by testing and analyzing consumable chip to printing owner
The chip information data that circuit returns are controlled, judge whether the consumable chip is original-pack chip, according to judging result, to printing owner
Communication between control circuit and word vehicle control circuit is interfered, and keeps the transmission of chip information data abnormal, to make printer
Stop working and make the prompt of replacement printing consumable chip.
In one scheme, it further includes that printer governor circuit interface and word vehicle control circuit connect that consumable chip, which monitors circuit,
Mouthful, the first access is connect by printer governor circuit interface with printer governor circuit；First access passes through word vehicle control electricity
Road interface is connect with word vehicle control circuit.
It can be seen that setting printer governor circuit interface and word vehicle control circuit connect in consumable chip monitoring circuit
Mouthful, so that consumable chip monitoring circuit can be communicated with printer governor circuit and word vehicle control circuit, and obtain data.
In order to realize that above-mentioned second purpose, monitoring circuit board provided by the invention, including consumable chip monitor circuit, consumptive material
Chip monitoring circuit includes miniature control circuit and signal interference circuit, and miniature control circuit obtains word vehicle control circuit to beating
The chip information data that print machine governor circuit is sent, miniature control circuit send control signal to signal interference circuit；Signal is dry
Disturbing circuit includes the first access and alternate path, and the first access and alternate path are electrically connected；First access receives printer master control
The major control data that circuit is sent, the first access send major control data to word vehicle control circuit；First access receives word vehicle control electricity
The chip information data that road is sent, the first access is to printer governor circuit transmission chip information data；Alternate path includes one
A switch element, switch element receive the control signal that miniature control circuit is sent to signal interference circuit, control signal control
The conducting of switch element；Switch element is electrically connected with the first access.It further includes printer governor circuit that consumable chip, which monitors circuit,
Interface and word vehicle control circuit interface, the first access are connect by printer governor circuit interface with printer governor circuit；The
One access is connect by word vehicle control circuit interface with word vehicle control circuit.
By above scheme as it can be seen that monitoring circuit board of the invention monitors circuit by setting consumable chip, to consumable chip
Monitoring, meanwhile, printer governor circuit interface and word vehicle control circuit interface are set on circuit boards so that monitoring circuit board with
Printer governor circuit and word vehicle control circuit can be connected quickly.
In order to realize above-mentioned third purpose, printer setup provided by the invention has monitoring circuit board, monitors circuit board packet
Consumable chip monitoring circuit is included, it includes miniature control circuit and signal interference circuit, miniature control that consumable chip, which monitors circuit,
Circuit obtains the chip information data that send to printer governor circuit of word vehicle control circuit, and miniature control circuit is to signal interference
Circuit sends control signal；Signal interference circuit includes the first access and alternate path, and the first access and alternate path are electrically connected；
First access receives the major control data that printer governor circuit is sent, and the first access sends major control data to word vehicle control circuit；
First access receives the chip information data that word vehicle control circuit is sent, and the first access is believed to printer governor circuit transmission chip
Cease data；Alternate path includes a switch element, and switch element receives what miniature control circuit was sent to signal interference circuit
Signal is controlled, the conducting of Signal-controlled switch element is controlled；Switch element is electrically connected with the first access.
By above scheme as it can be seen that monitoring circuit board is arranged in printer, non-original-pack consumable chip can be forbidden to use, prevented
Only printer is damaged using non-original-pack consumable chip, and then ensures the service life of printer.
In order to realize above-mentioned 4th purpose, the monitoring method of consumable chip monitoring circuit provided by the invention, consumable chip
Monitoring circuit includes miniature control circuit and signal interference circuit, and miniature control circuit sends control letter to signal interference circuit
Number, signal interference circuit is electrically connected with printer governor circuit and word vehicle control circuit respectively；Monitoring method includes miniature control
Circuit obtains the chip information data that word vehicle control circuit is sent to printer governor circuit；Miniature control circuit analysis chip letter
Breath data and the information data for judging whether it is original-pack company-information data or specified producer, if not, miniature control
Circuit sends control signal；Signal interference circuit disconnects between word vehicle control circuit and printer governor circuit according to control signal
Communication.
By above scheme as it can be seen that monitoring method of the invention can be by between word vehicle control circuit and printer governor circuit
Communication data obtains the chip information data of consumable chip, and according to the analysis result of chip information data to word vehicle control circuit
Communication between printer governor circuit is interfered, and is forbidden to use non-original-pack consumable chip or specified producer's core to reach
The purpose of piece.
Detailed description of the invention
Fig. 1 is the electrical schematic diagram that existing printer transmits and receives data to print cartridge consumable chip.
Fig. 2 is the electrical schematic diagram that printer embodiment printer of the present invention transmits and receives data to consumable chip.
Fig. 3 is the circuit expanded view of signal interference circuit in invention printer embodiment.
The invention will be further described with reference to the accompanying drawings and embodiments.
Specific embodiment
As shown in Fig. 2, printer of the invention includes printer governor circuit 11 and word vehicle control circuit 17, owner is printed
It controls circuit 11 to be arranged in printer, is the core control portions of printer, word vehicle control circuit 17 is arranged on printing word vehicle,
It is slided with the round-trip sliding of printing word vehicle, and word vehicle control circuit 17 is also contacted with consumable chip, consumable chip and printing
Data communication between machine governor circuit 11 needs the transmission by word vehicle control circuit 17.
Consumable chip monitoring circuit 12 is provided in the telecommunication circuit of printer governor circuit 11 and word vehicle control circuit 17,
For monitoring the model of consumable chip, the also communication data between monitoring consumable chip and printer.Monitor consumable chip monitoring
Circuit 12 include signal interference circuit 14 and miniature control circuit 15, miniature control circuit 15 obtain word vehicle control circuit 17 to
The chip information data that printer governor circuit 11 is sent, and chip information data are analyzed, it is based on the analysis results, miniature
Control circuit 15 sends control signal to signal interference circuit 14, interferes printer master control electricity to control signal interference circuit 14
The transmission on road 11 and 17 communication data of word vehicle control circuit.
Referring to Fig. 3, signal interference circuit 14 includes the first access 141 and alternate path 142, the first access 141 and second
Access 142 is electrically connected.It further includes printer governor circuit interface 13 and word vehicle control circuit interface that consumable chip, which monitors circuit 12,
16.First access 141 is connect by printer governor circuit interface 13 with printer governor circuit 11, and the first access 141 receives
The major control data that printer governor circuit 11 is sent, and major control data is sent to word vehicle control circuit 17.First access 141 passes through
Word vehicle control circuit interface 16 is connect with word vehicle control circuit 17, and the first access 141 receives the core that word vehicle control circuit 17 is sent
Piece information data, and to 11 transmission chip information data of printer governor circuit.Alternate path 142 includes a switch element,
Switch element receives the control signal that miniature control circuit 15 is sent to signal interference circuit 14, controls Signal-controlled switch element
Conducting；Switch element is electrically connected with the first access 141.In the present embodiment, switch element is transistor Q1.In addition, first is logical
Resistance R1 is provided in road 141, the both ends of resistance R1 are electrically connected with governor circuit interface 13 and word vehicle control circuit interface 16 respectively
It connects.Alternate path 142 is provided with resistance R2, the both ends of resistance R2 respectively with the base stage of transistor Q1 and miniature control circuit 15
Electrical connection, meanwhile, the collector of transistor Q1 is electrically connected with the access between resistance R1 and word vehicle control circuit interface 16, crystal
The emitter of pipe Q1 is grounded.
When consumable chip monitors the work of circuit 12, miniature control circuit 15 obtains word vehicle control circuit 17 to printer master control
The chip information data that circuit 11 is sent, then, 15 analysis chip information data of miniature control circuit simultaneously judges whether it is original-pack
Company-information data or the information data of specified producer, miniature control circuit 15 determine whether according to judging result to signal
Circuit 14 is interfered to send control signal.If miniature control circuit 15 judges chip information data not be original-pack company-information data or
The information data for the producer that person specifies, then miniature control circuit 15 sends control signal, signal interference to signal interference circuit 14
Circuit 14 disconnects the communication between word vehicle control circuit 17 and printer governor circuit 11 according to control signal.
In the case where normal work, the printer governor circuit 11 and word vehicle control circuit 17 of ink-jet printer are by one
Spi bus realizes two-way communication.After being put into print cartridge in word vehicle, printer governor circuit 11 passes through the spi bus timesharing
Consumable chip all in word vehicle is accessed, to obtain the information data of chip.Therefore, consumptive material is added in the spi bus access
Chip monitoring circuit 12 can obtain the data communicated between printer governor circuit 11 and word vehicle control circuit 17.Printer
The instruction that governor circuit 11 accesses word vehicle control circuit 17 itself and access consumable chip is different, and accesses consumable chip
It instructs and divides and read chip instruction and write chip instruction, consumable chip monitoring 12, circuit need to identify that reading chip instruction can be obtained and beat
Whether print machine governor circuit 11 is in the information data for reading consumable chip.
It, can be by spi bus to printer master control after consumable chip responds the reading chip instruction of printer governor circuit 11
Circuit 11 returns to chip information data, chip information data include date of production of consumable chip, last installed date, capacity,
Company-information etc., consumable chip, which monitors 12, circuit, need to analyze the relevant several byte datas of company-information, so that it may know
Whether currently used consumable chip is original-pack chip or the chip that specified producer produces.
If consumable chip monitoring circuit 12 analyzes the chip that consumable chip is original-pack chip or particular vendors produce,
Spi bus is not interfered, printer governor circuit 11 realizes that normal two-way spi bus communicates with word vehicle control circuit 17.If
It is the chip of original-pack chip or specified producer that consumable chip monitoring circuit 12, which analyzes consumable chip not, then can generate interference
The signal of spi bus, the data for returning to consumable chip are abnormal, and printer governor circuit 11 receives abnormal chip-count
According to when, printer can signal an alert, computer monitoring software can also prompt print cartridge mistake the information such as please replace.
The main signal of spi bus includes chip selection signal CS, clock signal clk, data DATA, according to above-mentioned method,
When consumable chip monitors the generation interference signal of circuit 12, to any one of chip selection signal CS, clock signal clk or data DATA
Or multi-signal is interfered.
For interfering clock signal clk signal, clock signal clk is printer governor circuit 11 to word vehicle control circuit
The control signal of 17 outputs, the operating clock signals for control word vehicle control circuit 17.When miniature control circuit 15 receives
When the company-information data of consumable chip are the information data of non-original-pack company-information data or specified producer, miniature control
Circuit 15 sends interference control signal to signal interference circuit 14, exports high level letter to the base stage of transistor Q1 by resistance R2
Number, so that transistor Q1 is connected, it is grounded clock signal clk after transistor Q1 conducting, so that word vehicle control circuit 17 connects
It can not receive clock signal clk, word vehicle control circuit 17 then stops returning to chip data, i.e. printer to printer governor circuit 11
Governor circuit 11 cannot get the data of chip return.After multiple clock signal clk transmission cannot be responded, printer then determines
Chip is problematic, prompts replacement print cartridge.
Consumable chip monitoring circuit 12 of the invention can be individually integrated on one piece of monitoring circuit board, can also and printer
Governor circuit 11 is integrated in one piece of circuit board.
It can be seen from the above, consumable chip monitoring circuit 12 of the invention is by testing and analyzing consumable chip to printer master control
The chip information data that circuit 11 returns, judge whether the consumable chip is original-pack chip, according to judging result, to printing owner
Communication between control circuit and word vehicle control circuit is interfered, and keeps the transmission of chip information data abnormal, to make printer
Stop working and make the prompt of replacement consumable chip.
It should be noted that the above is only a preferred embodiment of the present invention, but the design concept invented is not limited thereto,
All insubstantial modifications made using this design to the present invention, are also fallen within the scope of protection of the present invention.
Claims (10)
1. consumable chip monitors circuit, it is characterised in that: including miniature control circuit and signal interference circuit, the miniature control
Circuit processed obtains the chip information data that word vehicle control circuit is sent to printer governor circuit, and the miniature control circuit is to institute
It states signal interference circuit and sends control signal；
The signal interference circuit includes the first access and alternate path, and first access and the alternate path are electrically connected；
First access receives the major control data that the printer governor circuit is sent, and first access is to the word vehicle control
Circuit processed sends the major control data；
First access receives the chip information data that the word vehicle control circuit is sent, and first access is to described
Printer governor circuit sends the chip information data；
The alternate path includes a switch element, and it is dry to the signal that the switch element receives the miniature control circuit
The control signal of circuit transmission is disturbed, the control signal controls the conducting of the switch element；
The switch element is electrically connected with first access.
2. consumable chip according to claim 1 monitors circuit, it is characterised in that: the consumable chip monitoring circuit also wraps
Printer governor circuit interface and word vehicle control circuit interface are included, first access passes through the printer governor circuit interface
It is connect with the printer governor circuit；First access controls electricity by the word vehicle control circuit interface and the word vehicle
Road connection.
3. consumable chip according to claim 1 or 2 monitors circuit, it is characterised in that: the switch element is transistor.
4. monitoring circuit board, including consumable chip monitors circuit, it is characterised in that: the consumable chip monitoring circuit includes miniature
Control circuit and signal interference circuit, the miniature control circuit obtain word vehicle control circuit and send to printer governor circuit
Chip information data, the miniature control circuit to the signal interference circuit send control signal；
The signal interference circuit includes the first access and alternate path, and first access and alternate path are electrically connected；
First access receives the major control data that the printer governor circuit is sent, and first access is to the word vehicle control
Circuit processed sends the major control data；
First access receives the chip information data that the word vehicle control circuit is sent, and first access is to described
Printer governor circuit sends the chip information data；
The alternate path includes a switch element, and it is dry to the signal that the switch element receives the miniature control circuit
The control signal of circuit transmission is disturbed, the control signal controls the conducting of the switch element；
The switch element is electrically connected with first access.
5. monitoring circuit board according to claim 4, it is characterised in that: the consumable chip monitoring circuit further includes printing
Owner controls circuit interface and word vehicle control circuit interface, first access by the printer governor circuit interface with it is described
The connection of printer governor circuit；First access is connected by the word vehicle control circuit interface and the word vehicle control circuit
It connects.
6. monitoring circuit board according to claim 4 or 5, it is characterised in that: the switch element is transistor.
7. printer, is provided with monitoring circuit board, the monitoring circuit board includes consumable chip monitoring circuit, it is characterised in that:
The consumable chip monitoring circuit includes miniature control circuit and signal interference circuit, and the miniature control circuit obtains word vehicle
The chip information data that control circuit is sent to printer governor circuit, the miniature control circuit is to the signal interference circuit
Send control signal；
The signal interference circuit includes the first access and alternate path, and first access and alternate path are electrically connected；
First access receives the major control data that the printer governor circuit is sent, and first access is to the word vehicle control
Circuit processed sends the major control data；
First access receives the chip information data that the word vehicle control circuit is sent, and first access is to described
Printer governor circuit sends the chip information data；
The alternate path includes a switch element, and it is dry to the signal that the switch element receives the miniature control circuit
The control signal of circuit transmission is disturbed, the control signal controls the conducting of the switch element；
The switch element is electrically connected with first access.
8. printer according to claim 7, it is characterised in that: the consumable chip monitoring circuit further includes printing owner
Control circuit interface and word vehicle control circuit interface, first access pass through the printer governor circuit interface and the printing
Owner controls circuit connection；First access is connect by the word vehicle control circuit interface with the word vehicle control circuit.
9. printer according to claim 7 or 8, it is characterised in that: the switch element is transistor.
10. consumable chip monitors the monitoring method of circuit, the consumable chip monitoring circuit includes miniature control circuit and letter
Number interference circuit, the miniature control circuit send control signal, the signal interference circuit point to the signal interference circuit
It is not electrically connected with printer governor circuit and word vehicle control circuit；
It is characterized by: the monitoring method includes
The miniature control circuit obtains the chip information number that the word vehicle control circuit is sent to the printer governor circuit
According to；
The miniature control circuit analyzes the chip information data and judges whether it is original-pack company-information data or specified
Producer information data, if not, the miniature control circuit sends the control signal；
The signal interference circuit disconnects the word vehicle control circuit and the printer governor circuit according to the control signal
Between communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610221379.8A CN107284056B (en) | 2016-04-11 | 2016-04-11 | Consumable chip monitors circuit and its monitoring method, monitoring circuit board and printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610221379.8A CN107284056B (en) | 2016-04-11 | 2016-04-11 | Consumable chip monitors circuit and its monitoring method, monitoring circuit board and printer |
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| Publication Number | Publication Date |
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| CN107284056A CN107284056A (en) | 2017-10-24 |
| CN107284056B true CN107284056B (en) | 2019-02-22 |
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| CN201610221379.8A Active CN107284056B (en) | 2016-04-11 | 2016-04-11 | Consumable chip monitors circuit and its monitoring method, monitoring circuit board and printer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109237710B (en) * | 2018-09-12 | 2020-12-01 | 中枢国控（北京）医疗科技有限公司 | Anti-counterfeiting consumable management system and air purification system |
| CN110696503B (en) * | 2019-10-11 | 2021-08-31 | 杭州珐珞斯科技有限公司 | Control device, method and equipment of printing equipment |
| CN112590403A (en) * | 2020-12-14 | 2021-04-02 | 山东华菱电子股份有限公司 | Thermal printing head and printing equipment |
| EP4349608A1 (en) * | 2021-11-02 | 2024-04-10 | Geehy Microelectronics Inc. | Chip, consumable cartridge, and data transmission method |
| CN114953787A (en) * | 2021-11-12 | 2022-08-30 | 珠海艾派克微电子有限公司 | Chip, device and data transmission method |
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| CN107284056A (en) | 2017-10-24 |
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