CN201703033U - Ink cartridge chip and ink cartridge - Google Patents
Ink cartridge chip and ink cartridge Download PDFInfo
- Publication number
- CN201703033U CN201703033U CN2010201616747U CN201020161674U CN201703033U CN 201703033 U CN201703033 U CN 201703033U CN 2010201616747 U CN2010201616747 U CN 2010201616747U CN 201020161674 U CN201020161674 U CN 201020161674U CN 201703033 U CN201703033 U CN 201703033U
- Authority
- CN
- China
- Prior art keywords
- circuit
- piezoelectric signal
- terminal
- signal generation
- ink
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model provides an ink cartridge chip and an ink cartridge. The ink cartridge chip comprises a substrate, the substrate is provided with two groups or more than two groups of communication modules and electronic modules, each communication module corresponds to a group of electronic modules and is electrically connected with the same, the substrate is further provided with a piezoelectric signal generating module, wherein the ink cartridge chip is further provided with two or more first circuits which are serially connected with the piezoelectric signal generating module and used for transmitting piezoelectric signals, each first circuit corresponds to a group of communication modules and is electrically connected with the same, and the first circuits are in parallel connection. An ink-jet printer can assuredly detect the piezoelectric signals, normal operation of the ink-jet printer can be guaranteed, and production cost of the ink cartridge chip and the ink cartridge can be reduced.
Description
Technical field
The utility model relates to a kind of ink box chip, especially a kind of chip of the print cartridge that is used to have a plurality of black chambeies and the print cartridge with this ink box chip.
Background technology
The desktop ink-jet printer mainly uses to be releasably attached to prints the interior print cartridge of word car to the paper ink-jet, forms needed literal and pattern on paper.
A kind of desktop ink-jet printer as shown in Figure 1, ink-jet printer 1 has one to print word car 2, print word car 2 accommodation section 3 is arranged, be used to hold one or more print cartridges of printing in the word car 25 that are releasably attached to, the ink that loads in each print cartridge 5 is used for providing and form pattern to printer on paper.The lower end of print cartridge 5 is provided with ink supply port (invisible among the figure), and the ink that is contained in the print cartridge 5 provides to printer by ink supply port.
Be provided with a printhead 4 in the lower end of printing word car 2, printhead 4 has one or more ink supply pins (in figure invisible) corresponding with the print cartridge number.Print cartridge 5 is packed into when printing word car 2, and each ink supply pin inserts in the ink supply port of corresponding print cartridge 5, and ink is by ink supply pin toward print head 4, and is injected on the paper.
The user once changes the print cartridge that holds multiple different colours ink for convenience, and existing part print cartridge has a plurality of black chambeies, holds the different inks that extend in each black chamber.Show that as described in Figure 2 print cartridge has a housing 10, housing 10 surrounds a cavity, divides four black chambeies in the cavity, loads the ink of different colours in each black chamber.The below in each black chamber is provided with an ink supply port 11, and after print cartridge is installed to the car of sealing, the ink supply pin will insert in the ink supply port 11, and ink flows out from ink supply port 11.
In addition, Fig. 2 shows on the outer wall of print cartridge chip piece 12 is installed, and chip 12 has substrate 13, and the one side of substrate 13 is provided with four groups of electric contact groups 14, and each group electric contact group 14 is corresponding with a black chamber respectively.Print cartridge is packed into behind the ink-jet printer, and each group electric contact group 14 is electrically connected with electric contact on the printing word car, makes chip 12 carry out communication with ink-jet printer.
Referring to Fig. 3, chip 12 is except being provided with four groups of electric contact groups 14, also be provided with four groups of electronic modules 15, each group electronic module 15 and the 14 corresponding and electrical connections of one group of electric contact group, comprise special circuit (ASIC) or microcontroller etc. in the electronic module, and be provided with memory, be used to store the information relevant such as print cartridge model, date of manufacture, ink surplus with print cartridge.
Also have, be provided with a piezo-electric crystal in the black chamber of print cartridge, utilize different these features of electric current that piezo-electric crystal produces under the pressure different situations to detect having or not of ink in the black chamber, in case consumption of ink finishes in the black chamber, the pressure reason liquid that piezo-electric crystal is accepted fluid becomes gas and diminishes, the electric current of output reduces immediately, and ink-jet printer can be judged as ink cartridge low in the black chamber and quit work.
Since existing part ink-jet printer with the piezoelectric signal that detects piezo-electric crystal output as the condition that starts work, therefore, ink box chip is for can satisfy the demand to detect the ink-jet printer that piezoelectric signal is a condition of work, piezo-electric crystal or piezo-electric crystal replacement circuit can be set in electronic module, as notification number is " print cartridge; printing equipment reaches the information switching method with print cartridge " by name disclosed technology of CN1268493C number Chinese invention patent, so that inkjet printing machine testing ink box chip output class is similar to the piezoelectric signal of piezo-electric crystal output, guarantee the ink-jet printer operate as normal.
Therefore, need to be provided with a plurality of piezo-electric crystals 16 or piezo-electric crystal replacement circuit in the ink box chip as shown in Figure 3, guarantee that each group electric contact group 14 all is electrically connected with a piezo-electric crystal 16 or piezo-electric crystal replacement circuit, is convenient to the inkjet printing function and receives piezoelectric signal.But, because piezo-electric crystal 16 or piezo-electric crystal replacement circuit price are higher, a plurality of piezo-electric crystals 16 need be set or the piezo-electric crystal replacement circuit will cause the production cost of print cartridge and ink box chip to increase at the more print cartridge in black chamber, be unfavorable for the production of print cartridge.
Summary of the invention
Main purpose of the present utility model provides a kind of ink box chip that can guarantee the ink-jet printer operate as normal.
Another purpose of the present utility model provides the lower print cartridge of a kind of production cost.
For realizing above-mentioned main purpose, the ink box chip that the utility model provides comprises substrate, substrate is provided with two groups or two groups of above communication module and electronic modules, each communication module is all corresponding with one group of electronic module and be electrically connected, also be provided with a piezoelectric signal generation module on the substrate, wherein, ink box chip also is provided with more than two or two and is connected in series with the piezoelectric signal generation module, is used to transmit first circuit of piezoelectric signal, and each first circuit and one group of corresponding and electrical connection of communication module, and be connected in parallel between a plurality of first circuit.
By such scheme as seen, ink box chip is provided with a plurality of first circuit, this each first circuit and piezoelectric signal generation module are connected in series, the piezoelectric signal of piezoelectric signal generation module generation can be sent to corresponding communication module by first circuit like this, ink-jet printer can detect the existence of piezoelectric signal by communication module, guarantees the ink-jet printer operate as normal.
And a plurality of first circuit all are connected in series with the piezoelectric signal generation module, and ink box chip only is provided with a piezoelectric signal generation module can reduce the production cost of ink box chip to many groups communication module output piezoelectric signal.
A preferred scheme is, ink box chip also is provided with a plurality of piezoelectric signal second circuits that are used to transmit, each second circuit all is connected in parallel with one first circuit, and second circuit and piezoelectric signal generation module are connected in series, and first circuit is different with the lead-out terminal of second circuit.
This shows that first circuit and second circuit all are connected in series with the piezoelectric signal generation module, second circuit also can be exported piezoelectric signal to communication module.And first circuit is different with the lead-out terminal of second circuit, no matter ink-jet printer needs which terminal output piezoelectric signal, can both guarantee that ink box chip exports corresponding piezoelectric signal, guarantees the operate as normal of ink-jet printer.
Further scheme is that the piezoelectric signal generation module is a piezo-electric crystal.Because therefore the piezoelectric signal of piezo-electric crystal output uses piezo-electric crystal to help guaranteeing the operate as normal of ink-jet printer as the piezoelectric signal generation module the most near the required signal of ink-jet printer.
For realizing another above-mentioned purpose, the print cartridge that the utility model provides comprises housing, housing surrounds a cavity, cavity is divided into the black chamber that holds ink more than two or two, on the outer wall of housing chip is installed, chip has a substrate, substrate is provided with two groups or two groups of above communication module and electronic modules, each communication module is all corresponding with one group of electronic module and be electrically connected, and to organize communication module corresponding one by one with a plurality of black chambeies more, also be provided with a piezoelectric signal generation module on the substrate, wherein, ink box chip also is provided with more than two or two and is connected in series with the piezoelectric signal generation module, be used to transmit first circuit of piezoelectric signal, and each first circuit and one group of corresponding and electrical connection of communication module, and be connected in parallel between a plurality of first circuit.
By such scheme as seen, a plurality of first circuit and piezoelectric signal generation module are connected in series, each first circuit all can be to the electric contact output piezoelectric signal of correspondence, print cartridge only need use a piezoelectric signal generation module can guarantee that every group of electric contact to the required piezoelectric signal of ink-jet printer output, reduces the production cost of print cartridge.
Description of drawings
Fig. 1 is a kind of structural representation of existing desktop ink-jet printer.
Fig. 2 is the structure chart of existing a kind of print cartridge.
Fig. 3 is that the circuit of existing ink box chip connects block diagram.
Fig. 4 is that the circuit of the utility model ink box chip first embodiment connects block diagram.
Fig. 5 is the electrical schematic diagram that piezo-electric crystal is connected with first circuit, second circuit among the utility model ink box chip first embodiment.
Fig. 6 is the electrical schematic diagram that piezo-electric crystal is connected with first circuit, second circuit, microcontroller among the utility model ink box chip second embodiment.
The utility model is described in further detail below in conjunction with drawings and Examples.
The specific embodiment
Print cartridge embodiment.
Print cartridge of the present utility model has a housing, and housing surrounds a cavity, and cavity is divided into a plurality of black chambeies, and each black chamber holds the ink of different colours.On an outer wall of housing chip piece is installed, chip has substrate, and substrate is provided with many group electric contact groups and electronic module, and the electric theory diagram of chip as shown in Figure 4.
Ink box chip first embodiment.
The chip substrate of present embodiment is provided with four groups of electric contact groups 21,31,41,51 as communication module, and is corresponding one by one with four black chambeies of print cartridge respectively.Certainly, during practical application, can also use antenna to carry out wireless telecommunications as communication module and ink-jet printer.
Each electric contact group 21,31,41,51 is all corresponding one by one with electronic module and be electrically connected, for example, first group of electric contact 21 and electronic module 22 are corresponding and be electrically connected, electronic module 22 is provided with memory, be used to store the relevant information in first black chamber, as information such as ink color, ink surplus in first black chamber, ink-jet printer can read the information that is stored in the electronic module 22 by first group of electric contact group 21.
In the same manner, second group of electric contact group 31 and electronic module 32 corresponding its electrical connections, the 3rd group of electric contact group 41 and electronic module 42 corresponding its electrical connections, the 4th group of electric contact group 51 and electronic module 52 are corresponding and be electrically connected.After print cartridge is installed to ink-jet printer, ink-jet printer will read the information in the electronic module 22,32,42,52 successively.
Only be provided with a piezo-electric crystal Y1 on the present embodiment chip, each group electric contact group all is connected with piezo-electric crystal Y1 by a connecting circuit, be connected with piezo-electric crystal Y1 by connecting circuit 23 as electric contact group 21, electric contact group 31 is connected with piezo-electric crystal Y1 etc. by connecting circuit 33, and is connected in parallel between a plurality of connecting circuit 23,33,43,53.
The concrete connected mode of a plurality of connecting circuits and piezo-electric crystal Y1 as shown in Figure 5.In the present embodiment, first group of connecting circuit is made of diode D11, D12, FET Q11, Q12 and resistance R 11, R12, and first connecting circuit has two inputs, lead-out terminal P11, P12, wherein, diode D11, FET Q11 and resistance R 11 constitute first circuit, diode D12, FET Q12 and resistance R 12 constitutes second circuits, and first circuit and second circuit are connected in parallel.
In first circuit, the positive pole of diode D11 is connected with the first terminal P11, and the negative pole of diode D11 is connected with piezo-electric crystal Y1.The grid g11 of FET Q11 is connected with the first terminal P11 by resistance R 11, and drain electrode c11 is connected with piezo-electric crystal Y1, and source electrode s11 is connected with second terminals P 12.
When signal that the piezo-electric crystal of first black chamber correspondence of inkjet printing machine testing sends, export a high level signal by first group of electric contact to the first terminal P11, diode D11 conducting this moment, and the grid g11 of FET Q11 also obtains high level signal, and FET Q11 is conducting immediately also.At this moment, electric current flows to from the first terminal P11, flow through successively then drain electrode c11 and the source S 11 of diode D11, piezo-electric crystal Y1, FET Q11, and from 12 outflows of second terminals P, thereby the formation loop, ink-jet printer can detect the piezoelectric signal of piezo-electric crystal Y1 output by second terminals P 12.
In the same manner, in the second circuit, the positive pole of diode D12 is connected with second terminals P 12, and the negative pole of diode D12 is connected with piezo-electric crystal Y1.The grid g11 of FET Q12 is connected with second terminals P 12 by resistance R 12, and drain electrode c12 is connected with piezo-electric crystal Y1, and source electrode s12 is connected with the first terminal P11.After electric current flows to from second terminals P 12,, and flow out from the first terminal P11 with drain electrode c12 and the source electrode s12 of the diode D12 that flows through successively, piezo-electric crystal Y1, FET Q12.Like this, to the first terminal P11 or to second terminals P, 12 input high level signals, connecting circuit all can be exported piezoelectric signal, guarantees the operate as normal of ink-jet printer regardless of ink-jet printer.
In like manner, second group of electric contact is connected with second connecting circuit, second connecting circuit is made of diode D21, D22, FET Q21, Q22 and resistance R 21, R22, and second connecting circuit has two inputs, lead-out terminal P21, P22, the connected mode of each element is identical with first connecting circuit, repeats no more.The 3rd connecting circuit, the 4th connecting circuit are also identical with first connecting circuit, and are connected in parallel between a plurality of connecting circuit, do not disturb mutually.
Because ink-jet printer is the piezoelectric signal that detects a plurality of black chambeies successively, so ink-jet printer is successively to many groups electric contact group output high level signal, so piezo-electric crystal is successively to many groups electric contact group output piezoelectric signal, can the phase mutual interference during work.
As seen from the above-described embodiment, because ink box chip is provided with piezo-electric crystal, and each group electric contact group all is connected and receives the piezoelectric signal of piezo-electric crystal output with piezo-electric crystal by connecting circuit, the inkjet printing function receives suitable piezoelectric signal and normally carries out work.
Simultaneously, ink box chip only is provided with a piezo-electric crystal can guarantee that every group of electric contact all can export piezoelectric signal, reduces the production cost of ink box chip greatly, thereby reduces the production cost of print cartridge.
Ink box chip second embodiment.
Present embodiment also has a circuit board, is provided with four groups of electric contacts on circuit board, and is corresponding with four black chambeies respectively.Circuit board is provided with a piezo-electric crystal and four connecting circuits and microcontroller, the electrical schematic diagram of piezo-electric crystal and connecting circuit, microcontroller and shown in Figure 6.
Four connecting circuit connections parallel with one another of present embodiment, and be connected in series with piezo-electric crystal Y2 respectively.Wherein, first connecting circuit is made up of diode D31 and FET Q31.
When the first terminal P31 received detection signal from ink-jet printer, the PD0 port of microcontroller 60 received this detection signal, and by PB0 port output high level signal, this moment FET Q31, Q32 conducting simultaneously.Owing to have only the first terminal P31 to have electric current to flow to, therefore diode D31 conducting, electric current is flowed through behind diode D31, piezo-electric crystal Y2 and the FET Q31 successively, flow out from second terminals P 32, ink-jet printer detects the piezoelectric signal that piezo-electric crystal Y2 exports by second terminals P 32, guarantees the operate as normal of ink-jet printer.
Similarly, when second terminals P 32 receives detection signal, the PB0 port of microcontroller 60 is also exported high level signal, FET Q31 and Q32 conducting simultaneously, electric current is flowed through successively and is flowed to P31 behind diode D32, piezo-electric crystal Y2 and the FET Q32, and ink-jet printer detects piezoelectric signal by second terminals P 32.
Similarly, second group connecting circuit comprises the first terminal P41, second terminals P 42 and diode D41, D42, FET Q41, Q42 etc., and its course of work is consistent with first group connecting circuit, repeats no more.
Certainly, the foregoing description only is the preferable embodiment of the utility model, during practical application more variation can also be arranged, for example, use the piezo-electric crystal replacement circuit to replace piezo-electric crystal as the piezoelectric signal generation module, this can further reduce the production cost of ink box chip; Perhaps, in first circuit and the second circuit, use triode to substitute FET; Or, first circuit only is set in each connecting circuit; Again or, use light field effect pipe to substitute traditional FET etc., this can realize the purpose of this utility model equally.
It is emphasized that at last the utility model is not limited to above-mentioned embodiment, also should be included in the protection domain of the utility model claim as the small variations such as change of change, first circuit and the second circuit element of communication module.
Claims (10)
1. ink box chip comprises
Substrate, described substrate are provided with two groups or two groups above communication module and electronic modules, each communication module all with one group of corresponding and electrical connection of electronic module;
Also be provided with a piezoelectric signal generation module on the described substrate;
It is characterized in that:
Described ink box chip also is provided with first circuit that is connected in series, is used to transmit piezoelectric signal more than two or two with described piezoelectric signal generation module, and each first circuit and one group of corresponding and electrical connection of communication module are connected in parallel between described a plurality of first circuit.
2. ink box chip according to claim 1 is characterized in that:
Described ink box chip also is provided with the second circuit that is used to transmit piezoelectric signal more than two or two, and each described second circuit all is connected in parallel with one first circuit, and described second circuit and described piezoelectric signal generation module are connected in series.
3. ink box chip according to claim 1 and 2 is characterized in that:
Described piezoelectric signal generation module is a piezo-electric crystal.
4. ink box chip according to claim 1 and 2 is characterized in that:
Described piezoelectric signal generation module is the piezo-electric crystal replacement circuit.
5. ink box chip according to claim 2 is characterized in that:
Described each electronic module has the first terminal and second terminal;
Described first circuit comprises the diode (D11, D21) that is connected between described the first terminal and the piezoelectric signal generation module, and the positive pole of described diode (D11, D21) is connected with described the first terminal;
Described first circuit also comprises the FET (Q11, Q21) that is connected between described piezoelectric signal generation module and described second terminal, and the grid of described FET (Q11, Q21) is connected with described the first terminal.
6. ink box chip according to claim 5 is characterized in that:
Described second circuit comprises the diode (D12, D22) that is connected between described second terminal and the piezoelectric signal generation module, and the positive pole of described diode (D12, D22) is connected with described second terminal;
Described second circuit also comprises the FET (Q12, Q22) that is connected between described piezoelectric signal generation module and the described the first terminal, and the grid of described FET (Q12, Q22) is connected with described second terminal.
7. print cartridge comprises
Housing, described housing surrounds a cavity, described cavity is divided into the black chamber that holds ink more than two or two, on the outer wall of housing chip is installed, described chip has a substrate, described substrate is provided with two groups or two groups above communication module and electronic modules, each communication module all with one group of corresponding and electrical connection of electronic module, and to organize communication module described corresponding one by one with described a plurality of black chambeies more;
Also be provided with a piezoelectric signal generation module on the described substrate;
It is characterized in that:
Described ink box chip also is provided with first circuit that is connected in series, is used to transmit piezoelectric signal more than two or two with described piezoelectric signal generation module, and each first circuit and one group of corresponding and electrical connection of communication module are connected in parallel between described a plurality of first circuit.
8. print cartridge according to claim 7 is characterized in that:
Described ink box chip also is provided with the second circuit that is used to transmit piezoelectric signal more than two or two, and each described second circuit all is connected in parallel with one first circuit, and described second circuit and described piezoelectric signal generation module are connected in series.
9. according to claim 7 or 8 described print cartridges, it is characterized in that:
Described piezoelectric signal generation module is piezo-electric crystal or piezo-electric crystal replacement circuit.
10. according to claim 7 or 8 described print cartridges, it is characterized in that:
Described each electronic module has the first terminal and second terminal;
Described first circuit comprises the diode (D11, D21) that is connected between described the first terminal and the piezoelectric signal generation module, and the positive pole of described diode (D11, D21) is connected with described the first terminal;
Described first circuit also comprises the FET (Q11, Q21) that is connected between described piezoelectric signal generation module and described second terminal, and the grid of described FET (Q11, Q21) is connected with described the first terminal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010201616747U CN201703033U (en) | 2010-04-16 | 2010-04-16 | Ink cartridge chip and ink cartridge |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010201616747U CN201703033U (en) | 2010-04-16 | 2010-04-16 | Ink cartridge chip and ink cartridge |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201703033U true CN201703033U (en) | 2011-01-12 |
Family
ID=43440183
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010201616747U Expired - Fee Related CN201703033U (en) | 2010-04-16 | 2010-04-16 | Ink cartridge chip and ink cartridge |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201703033U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104066585A (en) * | 2012-04-30 | 2014-09-24 | 惠普发展公司,有限责任合伙企业 | Flexible substrate with integrated circuit |
US9630417B2 (en) | 2012-04-30 | 2017-04-25 | Hewlett-Packard Development Company, L.P. | Flexible substrate with integrated circuit |
-
2010
- 2010-04-16 CN CN2010201616747U patent/CN201703033U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104066585A (en) * | 2012-04-30 | 2014-09-24 | 惠普发展公司,有限责任合伙企业 | Flexible substrate with integrated circuit |
US9162469B2 (en) | 2012-04-30 | 2015-10-20 | Hewlett-Packard Development Company, L.P. | Flexible substrate with integrated circuit |
CN104066585B (en) * | 2012-04-30 | 2016-06-01 | 惠普发展公司,有限责任合伙企业 | With the flexible base board of unicircuit |
US9630417B2 (en) | 2012-04-30 | 2017-04-25 | Hewlett-Packard Development Company, L.P. | Flexible substrate with integrated circuit |
US10086620B2 (en) | 2012-04-30 | 2018-10-02 | Hewlett-Packard Development Company, L.P. | Flexible substrate with integrated circuit |
US10214019B2 (en) | 2012-04-30 | 2019-02-26 | Hewlett-Packard Development Company, L.P. | Flexible substrate with integrated circuit |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101907859B (en) | Chip and consumable items allowance data updating method | |
CN101559675B (en) | Liquid jetting apparatus, liquid delivery system, and circuit board | |
CN103101317B (en) | A kind of ink box chip on printer and comprise the print cartridge of this chip | |
WO2011102440A1 (en) | Storage device, substrate, liquid container and system | |
CN201703033U (en) | Ink cartridge chip and ink cartridge | |
CN101887103A (en) | Chip tester and test method thereof | |
US20170330604A1 (en) | Operation instruction generating circuit and consumable chip | |
CN101609117B (en) | Testing meter and testing method thereof | |
CN201881648U (en) | Ink cartridge for inkjet printer | |
CN102173206A (en) | Consumable chip and consumable container | |
CN201186534Y (en) | Chip and consumable container | |
CN103085495B (en) | Ink box chip, light emitting display method thereof and ink box | |
CN103823104A (en) | Circuit for measuring positive voltage and negative voltage in automatic ranging mode under single power supply condition | |
CN102139574B (en) | Ink box for ink-jet printer and control method thereof | |
CN202826735U (en) | Chip applied on ink box of ink-jet printer and ink box utilizing the chip | |
CN102886987A (en) | Universal chip and data communication method thereof | |
CN202115120U (en) | Double-interface universal chip | |
CN101947886A (en) | Consumable chip and consumable container | |
CN113524918B (en) | Ink box chip, ink box and ink-jet printer | |
CN202186137U (en) | Decoding deck, ink-jet printer and ink box | |
CN201897696U (en) | Imaging cartridge chip and imaging cartridge of imaging equipment and imaging equipment | |
CN109245759A (en) | Level shifting circuit | |
CN101254700B (en) | Identification code circuit for ink box repeat use | |
US8625386B2 (en) | Non-volatile memory device, circuit board, printing material container and printer | |
CN103707647B (en) | Ink box chip and data transmission method for uplink, print cartridge |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110112 Termination date: 20150416 |
|
EXPY | Termination of patent right or utility model |