CN102442066B - Ink jet unit set - Google Patents
Ink jet unit set Download PDFInfo
- Publication number
- CN102442066B CN102442066B CN201010503664.1A CN201010503664A CN102442066B CN 102442066 B CN102442066 B CN 102442066B CN 201010503664 A CN201010503664 A CN 201010503664A CN 102442066 B CN102442066 B CN 102442066B
- Authority
- CN
- China
- Prior art keywords
- switch element
- grid
- ink jet
- drain electrode
- signal
- 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.)
- Active
Links
Images
Landscapes
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
Abstract
The invention relates to an ink jet unit set, which at least comprises a first ink jet unit for receiving a voltage signal, an address signal and a selection signal and a second ink jet unit for receiving the voltage signal, the address signal and the selection signal, wherein when the selection signal is enabled, the second ink jet unit is driven by the voltage signal and the address signal to heat; and, when the selection signal is forbidden, the first ink jet unit is driven by the voltage signal and the address signal to heat.
Description
Technical field
The present invention is about a kind of ink jet unit group and ink jet array, espespecially a kind of ink jet array that is applicable to the ink jet unit group of control circuit of ink-ejecting head and is made up of multiple these ink jet unit groups.
Background technology
At present in the technical development of inkjet printing, can improve and print the best of resolution and print speed and effective method, be the quantity that directly increases heating element heater, and in the control of traditional heating element, be mainly to control contact by single to control single corresponding heating element heater.
Refer to Fig. 1, it is the circuit framework schematic diagram that tradition is controlled heating element heater heating.As shown in Figure 1, heating element heater 10 is connected in and drives between control end 11 and switch element 12, and by driving control end 11 to receive a voltage signal P, and switch element 12 is connected between control contact 13 and earth terminal 14, and receive an address signal A by controlling contact 13, in order to conducting and the cut-off of gauge tap element 12.For example, in the time controlling the address signal A that receives of contact 13 and be relative logic high potential (High), switch element 12 conductings, now, voltage signal P provides electric energy to give heating element heater 10, so that the ink of flowing through on heating element heater 10 is sprayed on print carrier by corresponding spray orifice (not shown).Otherwise in the time controlling the address signal A that receives of contact 13 and be relative logic low potential (Low), switch element 12 ends, now, voltage signal P interrupts heating element heater 10 that electric energy is provided, and makes heating element heater 10 stop heating, thereby cannot carry out the work of ink-jet.
But, use the method for above-mentioned control heating element heater, if while increasing heating element heater with raising printing resolution and print speed, certainly will need to increase the number of controlling contact, to control respectively each heating element heater, therefore can make the entire area of ink jet crystal plate (not shown) increase and also necessary raising of its production cost.
In addition, control the object of contact in order to reach to reduce, just utilize control method that N-MOS element designs heating element heater running in response to and give birth to, if but will further increase heating element heater again time, still must increase corresponding control contact.Therefore current more proposition is used the control mode of C-MOS element, solve the problem of ink jet crystal plate area increase in the time controlling contact increase, but the manufacturing cost of C-MOS element is high compared with the manufacturing cost of N-MOS element, therefore still cannot widely apply.
Summary of the invention
Object of the present invention is for providing a kind of ink jet unit group and ink jet array, it can be in the time that needs increase heating element heater with raising printing resolution and print speed, reduce the number of address signal (controlling contact), to reach the entire area of dwindling ink jet crystal plate and the object that reduces the production cost of ink jet crystal plate.In addition, the present invention utilizes the circuit design of N-MOS switch element, optionally to control the action of ink-jet, also can reach and reduce the object of manufacturing N-MOS switch element cost.
For reaching above-mentioned purpose, of the present invention one implements aspect for a kind of ink jet unit group is provided compared with broad sense, at least comprises: the first ink jet unit, receives a voltage signal, an address signal and a selection signal; And second ink jet unit, receive this voltage signal, this address signal and this selection signal; Wherein, in the time selecting signal activation, the second ink jet unit is in response to voltage signal and address signal, and to produce the action of heating, and in the time selecting signal forbidden energy, the first ink jet unit is in response to voltage signal and address signal, to produce the action of heating.
For reaching above-mentioned purpose, of the present invention another implemented aspect for a kind of ink jet unit group is provided compared with broad sense, at least comprises: the first ink jet unit, receives a voltage signal, multiple address signal and a selection signal; And second ink jet unit, receive one of them address signal and this selection signal of this voltage signal, the plurality of address signal; Wherein, in the time selecting signal activation, the first ink jet unit is in response to voltage signal and multiple address signal, to produce the action of heating, and in the time selecting signal forbidden energy, the second ink jet unit is in response to this one of them address signal of voltage signal and multiple address signals, to produce the action of heating.
Brief description of the drawings
Fig. 1: be the circuit framework schematic diagram of tradition control heating element heater heating.
Fig. 2: be the ink jet unit group framework block schematic diagram of preferred embodiment of the present invention.
Fig. 3 A: be the internal circuit configuration diagram of the ink jet unit group shown in Fig. 2 of the present invention.
Fig. 3 B: be the circuit operation signal timing diagram of the ink jet unit group shown in Fig. 3 A.
Fig. 4: be another internal circuit configuration diagram of the ink jet unit group shown in Fig. 2.
Fig. 5: be the ink jet array block schematic diagram of preferred embodiment of the present invention.
Fig. 6: be the ink jet unit group block schematic diagram of another preferred embodiment of the present invention.
Fig. 7 A: be the internal circuit configuration diagram of the ink jet unit group shown in Fig. 6 of the present invention.
Fig. 7 B: be the circuit operation signal timing diagram of the ink jet unit group shown in Fig. 7 A.
Fig. 8: be the ink jet array block schematic diagram of another preferred embodiment of the present invention.
Fig. 9 A: be the first Print direction address signal sequential chart of the embodiment of the present invention.
Fig. 9 B: be the second Print direction address signal sequential chart of the embodiment of the present invention.
[main element symbol description]
10: heating element heater 11: drive control end 12: switch element 13: control contact
14: earth terminal 2,3,5: ink jet unit group 21,31,51: the first ink jet units
22,32,52: the second ink jet units 211,311,511: the first contact altogether
221,321,521: the second contacts 23,33,53 altogether: earth terminal
4, the 6: ink jet array 4a～4m, 6a～6m: first ink jet unit group～13 ink jet unit group
N: sequential A: address signal A (1)～A (13): the first address signal～13 address signal
A (n): address signal A (n-1): previous address signal A (n+1) at present: a rear address signal
H
1: the first heating element heater H
2: the second heating element heater I
1: the first phase inverter
I
2: the second phase inverter M
1～M
14: the first switch element～14 switch element
P, P (1): voltage signal R
1: the first resistance R
2: the second resistance T: select signal
V (A (1))～V (A (3)): the logic current potential of logic current potential～three address signal of the first address signal
V (H
1): first is total to the logic current potential of contact
V (H
2): second is total to the logic current potential of contact
V (P (1)): the logic current potential of voltage signal
V (T): the logic current potential of selecting signal
Detailed description of the invention
Some exemplary embodiments that embody feature & benefits of the present invention will describe in detail in the explanation of back segment.Be understood that the present invention can have various variations in different aspects, so it neither departs from the scope of the present invention, and explanation wherein and be shown in the use that ought explain in essence, but not in order to limit the present invention.
Refer to Fig. 2, its ink jet unit group framework block schematic diagram that is preferred embodiment of the present invention.As shown in Figure 2, ink jet unit group 2 of the present invention at least comprises the first ink jet unit 21 and the second ink jet unit 22, wherein the first ink jet unit 21 receives a voltage signal P (1), an address signal A (1) and one and selects signal T, and the second ink jet unit 22 receives this voltage signal P (1), this address signal A (1) and this selection signal T.In the time selecting signal T activation, it is for example the state of relative logic high potential (High), the second ink jet unit 22 is in response to voltage signal P (1) and address signal A (1), to produce the action of heating, and in the time selecting signal T forbidden energy, be for example the state of relative logic low potential (Low), the first ink jet unit 21 is in response to voltage signal P (1) and address signal A (1), to produce the action of heating.
Refer to Fig. 3 A, it is the internal circuit configuration diagram of the ink jet unit group shown in Fig. 2 of the present invention.As shown in Figure 3A, in the present embodiment, the first ink jet unit 21 comprises the first switch element M
1, the 3rd switch element M
3, the 4th switch element M
4, the first resistance R
1and the first heating element heater H
1, wherein the first switch element M
1, the 3rd switch element M
3and the 4th switch element M
4be preferably N-MOS switch element.In the present embodiment, the 3rd switch element M
3grid (G) be connected with its drain electrode (D) and receive address signal A (1), and the 3rd switch element M
3source electrode (S), the first switch element M
1grid (G), the 4th switch element M
4drain electrode (D) and the first resistance R
1one end be connected in one first contact 211 altogether, and the first resistance R
1the other end, the 4th switch element M
4source electrode (S) and the first switch element M
1source electrode (S) be connected to an earth terminal 23.The 4th switch element M
4grid (G) receive and select signal T, and the first heating element heater H
1one end receiver voltage signal P (1), and the first heating element heater H
1the other end be connected in the first switch element M
1drain electrode (D).
In the present embodiment, the second ink jet unit 22 comprises second switch element M
2, the 5th switch element M
5, the second resistance R
2and the second heating element heater H
2, wherein second switch element M
2and the 5th switch element M
5be preferably N-MOS switch.In the present embodiment, the 5th switch element M
5grid (G) and drain electrode (D) respectively selecting select signal T and receive address signal A (1), and the 5th switch element M
5source electrode (S), second switch element M
2grid (G) and the second resistance R
2one end be connected in one second contact 221 altogether, and the second resistance R
2the other end and second switch element M
2source electrode (S) be connected to this earth terminal 23.The second heating element heater H
2one end receiver voltage signal P (1), its other end is connected in the 4th switch element M
4drain electrode (D).
Refer to Fig. 3 B and coordinate Fig. 3 A, wherein Fig. 3 B is the circuit operation signal timing diagram of the ink jet unit group shown in Fig. 3 A.As shown in Fig. 3 A and B, according to conception of the present invention, when in the situation that address signal A (1) is relative logic high potential, i.e. V (A (1))=1, the three switch element M
3by conducting, in this simultaneously, address signal A (1) is by the 3rd switch element M
3also make the first switch element M
1conducting, and the first switch element M
1be connected with earth terminal 23, therefore optionally make voltage signal P (1) that electric energy to the first heating element heater H is provided
1.For example, in the situation that voltage signal P (1) is relative logic high potential, i.e. V (P (1))=1, voltage signal P (1) can drive the first heating element heater H
1heating, and the first heating element heater H that makes to flow through
1ink be sprayed into print carrier via corresponding spray orifice (not shown), for example paper, to complete smoothly the action of ink-jet.In addition, owing to selecting signal T, for example, in order to the control signal of driving N-MOS switch element, be relative logic low potential, i.e. V (T)=0, the five switch element M
5and second switch element M
2for cut-off, therefore voltage signal P (1) cannot provide electric energy to the second heating element heater H
2, and make the second heating element heater H
2heating cannot be driven.
Moreover, be also relative logic high potential when address signal A (1) is continuously relative logic high potential and selects signal T, in the situation of V (T)=1, the 5th switch element M
5with the 4th switch element M
4by conducting, make address signal A (1) can pass through the 5th switch element M
5control second switch element M
2conducting, and then make voltage signal P (1) that electric energy to the second heating element heater H is provided
2.In like manner, drive the second heating element heater H
2heating, and the second heating element heater H that makes to flow through
2ink be sprayed on print carrier via corresponding spray orifice, to complete smoothly the action of ink-jet.At the same time, residue in the first electric energy V (H being total on contact 211
1) will be via the 4th switch element M
4conducting and the first resistance R
1be led to earth terminal 23, make the first electric energy V (H being total on contact 211
1) be down to 0V, therefore the first heating element heater H
1heating cannot be driven.
In the present embodiment, because address signal A (1) has the periodically characteristic of output, make circuit periodically to repeat above-mentioned running, and carry out the work of ink-jet.Therefore, in the time that address signal A (1) changes once again relative logic high potential into and selects signal T to change relative logic low potential into, the 3rd switch element M
3by conducting, meanwhile, residue in the second electric energy V (H being total on contact 221
2) will be via the second resistance R
2be led to earth terminal 23, make the second electric energy V (H being total on contact 221
2) be down to 0V, and make second switch element M
2cut-off, to reach a single ink jet unit of guaranteeing only to have in the same time the first ink jet unit 21 or the second ink jet unit 22, the action of heating.
From the above, the ink jet unit group of the present embodiment is by the first resistance R
1or second resistance R
2reach the object of electric discharge.In addition, ink jet unit group 2 of the present invention only needs a voltage signal P (1), an address signal A (1) and one to select signal T optionally to control the first heating element heater H
1and the second heating element heater H
2heat, and then reach the object of ink-jet.
Refer to Fig. 4, it is another internal circuit configuration diagram of the ink jet unit group shown in Fig. 2.As shown in Figure 4, ink jet unit group 3 of the present invention at least comprises the first ink jet unit 31 and the second ink jet unit 32.In the present embodiment, the first ink jet unit 31 comprises the first switch element M
1, the 6th switch element M
6, the 7th switch element M
7, the first phase inverter I
1and the first heating element heater H
1, wherein the first switch element M
1, the 6th switch element M
6and the 7th switch element M
7be preferably N-MOS switch element.In the present embodiment, the first phase inverter I
1input receive and select signal T, and its output connects the 7th switch element M
7grid (G), and the 7th switch element M
7drain electrode (D) receive address signal A (1), and the 7th switch element M
7source electrode (S), the first switch element M
1grid (G) and the 6th switch element M
6drain electrode (D) be connected in the first contact 311 altogether, and the first switch element M
1source electrode (S) and the 6th switch element M
6source electrode (S) be connected to an earth terminal 33.The 6th switch element M
6grid (G) receive and select signal T, in addition, the first heating element heater H
1one end receiver voltage signal P (1), its other end is connected in the first switch element M
1drain electrode (D).In the present embodiment, the second ink jet unit 32 comprises second switch element M
2, the 8th switch element M
8, the 9th switch element M
9, the second phase inverter I
2and the second heating element heater H
2, wherein second switch element M
2, the 8th switch element M
8and the 9th switch element M
9be preferably N-MOS switch element.In the present embodiment, the 9th switch element M
9grid (G) receive and select signal T and the 9th switch element M
9drain electrode (D) receive address signal A (1), and the 9th switch element M
9source electrode (S), second switch element M
2grid (G) and the 8th switch element M
8drain electrode (D) be connected in the second contact 321 altogether, and second switch element M
2source electrode (S) and the 8th switch element M
8source electrode (S) be connected to this earth terminal 33.In addition the second heating element heater H,
2one end receiver voltage signal P (1), its other end is connected in second switch element M
2drain electrode (D).And the second phase inverter I
2input receive and select signal T, and its output is connected in the 8th switch element M
8grid (G).
Referring again to Fig. 4, according to conception of the present invention, when address signal A (1) is in the situation of relative logic high potential with selecting signal T simultaneously, i.e. V (A (1))=1 and V (T)=1, the nine switch element M
9by conducting, make address signal A (1) by the 9th switch element M
9also make second switch element M
2conducting, and second switch element M
2be connected with earth terminal 33, therefore optionally make voltage signal P (1) that electric energy to the second heating element heater H is provided
2.For example, in the situation that voltage signal P (1) is relative logic high potential, i.e. V (P (1))=1, voltage signal P (1) can drive the second heating element heater H
2heating, and the second heating element heater H that makes to flow through
2ink be sprayed on print carrier via corresponding spray orifice, to complete smoothly the action of ink-jet.Meanwhile, select signal T through the first phase inverter I
1after, this first phase inverter I
1output changes relative logic low potential into, makes the 7th switch element M
7with the first switch element M
1cannot conducting, therefore voltage signal P (1) cannot provide electric energy to the first heating element heater H
1, and cannot drive the first heating element heater H
1heating.This simultaneously, selects signal T can control the 6th switch element M again
6conducting, makes to residue in the first electric energy V (H being total on contact 311
1) will be via the 6th switch element M
6be led to earth terminal 33, thereby make the first electric energy V (H being total on contact 311
1) be down to 0V.
Moreover, when being continuously relative logic high potential and selecting, address signal A (1) in situation that signal T is relative logic low potential, select signal T through the first phase inverter I
1after, this first phase inverter I
2change relative logic high potential into, make the 7th switch element M
7conducting, and address signal A (1) can pass through the 7th switch element M
7control the first switch element M
1conducting, and then make voltage signal P (1) that electric energy to the first heating element heater H is provided
1, by this to drive the first heating element heater H
1heating, and the first heating element heater H that makes to flow through
1ink be sprayed on print carrier via corresponding spray orifice, to complete smoothly the action of ink-jet.In addition, be relative logic low potential owing to selecting signal T, make the 9th switch element M
9with second switch element M
2for cut-off, make the second heating element heater H
2heating cannot be driven.On the other hand, select signal T through the second phase inverter I
2after, this second phase inverter I
2change relative logic high potential into, use and control the 8th switch element M
8conducting, in this simultaneously, residues in the second electric energy V (H being total on contact 321
2) will be via the 8th switch element M
8be led to earth terminal 33, make the second electric energy V (H being total on contact 321
2) be down to 0V, and make second switch element M
2cut-off, therefore the second heating element heater H
2heating cannot be driven.In like manner, from the above, the present embodiment is by the 6th switch element M
6or the 8th switch element M
8reach the object of electric discharge.
Refer to Fig. 5 and coordinate Fig. 2, the ink jet array block schematic diagram that wherein Fig. 5 is preferred embodiment of the present invention.As shown in Fig. 2 and Fig. 5, in the present embodiment, ink jet array 4 comprises multiple ink jet unit groups, for example the first ink jet unit group 4a～13 ink jet unit group 4m, the internal circuit framework of each this ink jet unit group 4a～4m can be the circuit framework shown in for example Fig. 3 A or Fig. 4, but not as limit, its circuit connecting mode, repeats no more in this as Fig. 3 A or Fig. 4 with running.Only, in the present embodiment, each this ink jet unit group 4a～4m is corresponding first address signal A (1)～the 13 address signal A (13) that receives respectively, in order to control respectively the action of multiple ink jet unit group 4a～4m heating.In addition the voltage signal P (1) of each this first ink jet unit and select signal T be connected to each other respectively this voltage signal P (1) and this selection signal T of each this second ink jet unit.In the present embodiment, ink jet array 4 frameworks are in being arranged on an ink jet crystal plate (not shown).In some embodiment, ink jet crystal plate can arrange multiple ink jet array 4, prints resolution and print speed in order to improve.
Refer to Fig. 6, its ink jet unit group block schematic diagram that is another preferred embodiment of the present invention.As shown in Figure 6, ink jet unit group 5 of the present invention at least comprises the first ink jet unit 51 and the second ink jet unit 52, wherein the first ink jet unit 51 receives a voltage signal P (1), multiple address signal A (n-1), A (n) and A (n+1), for example, in the time of n=2, be address signal A (1), A (2) and A (3), and one select signal T.The second ink jet unit 52 receives one of them address signal A (2) of this voltage signal P (1) and the plurality of address signal.Wherein, in the time selecting signal T activation, the first ink jet unit 51 is in response to voltage signal P (1) and multiple address signal A (1), A (2) and A (3), to produce the action of heating, and in the time selecting signal T forbidden energy, the second ink jet unit 52 is in response to one of them address signal A (2) of voltage signal P (1) and the plurality of address signal, to produce the action of heating.
Refer to Fig. 7 A, it is the internal circuit configuration diagram of the ink jet unit group shown in Fig. 6 of the present invention.As shown in Figure 7 A, in the present embodiment, the first ink jet unit 51 comprises the first switch element M
1, the tenth switch element M
10, the 11 switch element M
11, twelvemo closes element M
12and the first heating element heater H
1, wherein the first switch element M
1and the tenth switch element M
10the～the twelvemo is closed element M
12be preferably N-MOS switch element.In the present embodiment, the tenth switch element M
10grid (G) receive and select signal T and the tenth switch element M
10drain electrode (D) receive N address signal of multiple address signals, wherein N is integer, can be but be not limited to 1～13, in this embodiment, this N address signal be address signal A (2), and the tenth switch element M
10source electrode (S), the first switch element M
1grid (G), the 11 switch element M
11drain electrode (D) and twelvemo close element M
12drain electrode (D) be connected in one first contact 511 altogether, and the first switch element M
1, the 11 switch element M
11and twelvemo is closed element M
12source electrode (S) be connected to an earth terminal 53.The 11 switch element M
11grid (G) receive N-1 address signal of the plurality of address signal, in this embodiment, this N-1 address signal be address signal A (1).Twelvemo is closed element M
12grid (G) receive N+1 address signal of the plurality of address signal, in this embodiment, this N+1 address signal be address signal A (3).The first heating element heater H
1one end receiver voltage signal P (1), and its other end is connected in the first switch element M
1drain electrode (D).
In the present embodiment, the second ink jet unit 52 comprises second switch element M
2, the 13 switch element M
13, the 14 switch element M
14and the second heating element heater H
2, wherein second switch element M
2, the 13 switch element M
13and the 14 switch element M
14be preferably N-MOS switch element.In the present embodiment, the 13 switch element M
13grid (G) be connected to each other and receive address signal A (2), and the 13 switch element M with drain electrode (D)
13source electrode (S), second switch element M
2grid (G) and the 14 switch element M
14drain electrode (D) be connected in one second contact 521 altogether, and second switch element M
2with the 14 switch element M
14source electrode (S) be connected to earth terminal 53.The 14 switch element M
14grid (G) be connected in the first contact 511 altogether of the first ink jet unit 51, make the 14 switch element M
14can be in response to selecting signal T and optionally conducting or cut-off of address signal A (2), and the second heating element heater H
2one end receiver voltage signal P (1), its other end is connected in second switch element M
2drain electrode (D).
Refer to Fig. 7 B and coordinate Fig. 7 A, wherein Fig. 7 B is the circuit operation signal timing diagram of the ink jet unit group shown in Fig. 7 A.As shown in Fig. 7 A and B, according to conception of the present invention, when in the situation that address signal A (1) is relative logic high potential, i.e. V (A (1))=1, the 11 switch element M
11by conducting, to guarantee that the first current potential that is total to contact 511 maintains 0V, i.e. V (H
1)=0.When address signal A (1) is relative logic low potential, be V (A (1))=0, and address signal A (2) is relative logic high potential, i.e. V (A (2))=1, situation under, the 13 switch element M
13conducting, makes address signal A (2) by the 13 switch element M
13also make second switch element M
2conducting, and second switch element M
2be connected with earth terminal 53, therefore optionally make voltage signal P (1) that electric energy to the second heating element heater H is provided
2.For example, in the situation that voltage signal P (1) is relative logic high potential, i.e. V (P (1))=1, voltage signal P (1) can drive the second heating element heater H
2heating, and the second heating element heater H that makes to flow through
2ink be sprayed into print carrier via corresponding spray orifice (not shown), for example paper, to complete smoothly the action of ink-jet.
Moreover, be also relative logic high potential when address signal A (2) is continuously relative logic high potential and selects signal T, i.e. V (T)=1, situation under, the tenth switch element M
10by conducting, make address signal A (2) can pass through the tenth switch element M
10control the first switch element M
1conducting, and the first switch element M
1be connected with earth terminal 53, therefore voltage signal P (1) provides electric energy to the first heating element heater H
1.In like manner, drive the first heating element heater H
1heating, and the first heating element heater H that makes to flow through
1ink be sprayed on print carrier via corresponding spray orifice, to complete smoothly the action of ink-jet.Meanwhile, the first common contact 511 is exported relative logic high potential to the 14 switch element M
14, so that the 14 switch element M
14conducting, and then by first front wheel driving the second heating element heater H
2time residue in the second electric energy V (H on contact 521 altogether
2) via the 14 switch element M
14be led to earth terminal 53, and make the second electric energy being total on contact 521 be down to 0V, and make second switch element M
2cut-off, therefore the second heating element heater H
2heating cannot be driven.
In addition, when address signal A (2) is relative logic low potential, i.e. V (A (2))=0, and address signal A (3) is relative logic high potential, be V (A (3))=1, situation under, twelvemo is closed element M
12-be conducting, in like manner, by first front wheel driving the first heating element heater H
1time residue in the first electric energy V (H on contact 511 altogether
1) close element M via twelvemo
12be led to earth terminal 53, and make the first electric energy being total on contact 511 be down to 0V, and make the first switch element M
1cut-off, therefore voltage signal P (1) cannot provide electric energy to the first heating element heater H
1, and make the first heating element heater H
1heating cannot be driven.In like manner, from the above, the present embodiment closes element M by twelvemo
12or the 14 switch element M
14reach the object of electric discharge.
Refer to Fig. 8 and coordinate Fig. 6, wherein Fig. 8 is the ink jet array block schematic diagram of another preferred embodiment of the present invention.As shown in Fig. 6 and Fig. 8, in the present embodiment, ink jet array 6 comprises multiple ink jet unit groups, for example the first ink jet unit group 6a～13 ink jet unit group 6m, the internal circuit framework of each this ink jet unit group 6a～6m can be example circuit framework as shown in Figure 7 A, but not as limit, its circuit connecting mode, repeats no more in this as Fig. 7 A with running.Only, in the present embodiment, each this ink jet unit group 6a～6m is corresponding at least one address signal that receives the first address signal A (1)～the 13 address signal A (13) respectively, in order to control respectively the action of multiple ink jet unit group 6a～6m heating.In the present embodiment, ink jet array 6 frameworks are in being arranged on an ink jet crystal plate.In some embodiment, ink jet crystal plate can arrange multiple ink jet array 6, prints resolution and print speed in order to improve.
Refer to Fig. 9 A and B, the first Print direction address signal sequential chart that wherein Fig. 9 A is the embodiment of the present invention; Fig. 9 B is the second Print direction address signal sequential chart of the embodiment of the present invention.As shown in Fig. 9 A and B, wherein, the first Print direction, be that address signal is that the state of relative logic high potential is sequentially exported by A (1)～A (13), and the address signal A (1) that continues again after address signal A (13) output, with this signal transmission again and again.On the contrary, the second Print direction, be that address signal is that the state of relative logic high potential is sequentially exported by A (13)～A (1), and address signal A (13) again continues after address signal A (1) output, with this signal transmission again and again, reach by this object that makes ink gun (not shown) carry out bi-directional printing.In addition, according to conception of the present invention, the mechanism of this bi-directional printing is used address signal A (n-1) and address signal A (n+1) to reach the object of effective electric discharge, and makes switch element be returned to the not original state of action.Circuit control during due to the second Print direction is similar to previous embodiment to operating principle, repeats no more in this.
In sum, the invention provides a kind of ink jet unit group and ink jet array, it can be in the time that needs increase heating element heater with raising printing resolution and print speed, reduce the number of address signal (controlling contact), to reach the entire area of dwindling ink jet crystal plate and the object that reduces the production cost of ink jet crystal plate.In addition, the present invention utilizes the circuit design of N-MOS switch element, optionally to control the action of ink-jet, also can reach and reduce the object of manufacturing N-MOS switch element cost.
Can think and be to modify as all by the personage Ren Shi craftsman who is familiar with this skill even if the present invention has been described in detail by the above embodiments, so neither de-as Protector that attached claim is wanted.
Claims (11)
1. an ink jet unit group, at least comprises:
One first ink jet unit, receives a voltage signal, an address signal and a selection signal, includes:
One has the first switch element of a grid, a drain electrode and one source pole, and the source electrode of this first switch element connects an earth terminal;
One has the 3rd switch element of a grid, a drain electrode and one source pole, and the grid of the 3rd switch element and drain electrode are connected to each other and receive this address signal;
One has the 4th switch element of a grid, a drain electrode and one source pole, and the grid of the 4th switch element receives this selection signal, and the source electrode of the 4th switch element is connected in this earth terminal;
One first heating element heater, one termination is received this voltage signal, and its other end is connected in the drain electrode of this first switch element;
One first resistance, the grid of the source electrode of its one end and the 3rd switch element, the drain electrode of the 4th switch element and this first switch element is jointly connected in one first and is total to contact, and its other end is connected in this earth terminal; And
One second ink jet unit, receives this voltage signal, this address signal and this selection signal, comprising:
One has the second switch element of a grid, a drain electrode and one source pole, and the source electrode of this second switch element is connected in this earth terminal;
One has the 5th switch element of a grid, a drain electrode and one source pole, and the drain electrode that the grid of the 5th switch element receives this selection signal and the 5th switch element receives this address signal;
One second heating element heater, one termination is received this voltage signal, and its other end connects the drain electrode of this second switch element;
One second resistance, the grid of its one end and this second switch element and the source electrode of the 5th switch element are jointly connected in one second and are total to contact, and its other end is connected in this earth terminal;
In the time of this selection signal activation, this second ink jet unit is because of should voltage signal and this address signal, and to produce the action of heating, and in the time of this selection signal forbidden energy, this first ink jet unit is because of should voltage signal and this address signal, to produce the action of heating.
2. ink jet unit group as claimed in claim 1, it is characterized in that in the time that this address signal is a relative logic high potential, the 3rd switch element conducting, this the first switch element conducting, this voltage signal provides electric energy to this first heating element heater, to drive this first heating element heater to carry out the action of this heating.
3. ink jet unit group as claimed in claim 1, it is characterized in that in the time that this selection signal is a relative logic low potential, the 5th switch element and the cut-off of this second switch element, this voltage signal provides electric energy to this second heating element heater cannot ground connection, and then makes this second heating element heater stop carrying out the action of this heating.
4. ink jet unit group as claimed in claim 1, it is characterized in that in the time that this address signal is a relative logic high potential with this selection signal simultaneously, the 4th switch element and the 5th switch element conducting, this second switch element conductive, and this voltage signal provides electric energy to this second heating element heater, to drive this second heating element heater to carry out the action of this heating.
5. ink jet unit group as claimed in claim 4, it is characterized in that in the time that this address signal is a relative logic high potential with this selection signal simultaneously, residue in this first electric energy that is total to contact via the 4th switch element and this first conductive discharge, make this first heating element heater stop carrying out the action of this heating.
6. an ink jet unit group, at least comprises:
One first ink jet unit, receives a voltage signal, an address signal and a selection signal, comprising:
One has the first switch element of a grid, a drain electrode and one source pole, and the source electrode of this first switch element connects an earth terminal;
One has the 6th switch element of a grid, a drain electrode and one source pole, and the grid of the 6th switch element receives this selection signal, and the source electrode of the 6th switch element is connected in this earth terminal;
One has the 7th switch element of a grid, a drain electrode and one source pole, and the drain electrode of the 7th switch element receives this address signal;
One first phase inverter, one input end receives this selection signal, and one output is connected in the grid of the 7th switch element;
One first heating element heater, one termination is received this voltage signal, and its other end is connected in the drain electrode of this first switch element;
Wherein, the grid of the source electrode of the 7th switch element, this first switch element and the drain electrode of the 6th switch element are connected in one first and are total to contact; And
One second ink jet unit, receives this voltage signal, this address signal and this selection signal, comprising:
One has the second switch element of a grid, a drain electrode and one source pole, and the source electrode of this second switch is connected in this earth terminal;
One has the 8th switch element of a grid, a drain electrode and one source pole, and the source electrode of the 8th switch element is connected in this earth terminal;
One has the 9th switch element of a grid, a drain electrode and one source pole, and the grid of the 9th switch element receives this selection signal, and the drain electrode of the 9th switch element receives this address signal;
One second phase inverter, one input end receives this selection signal, and one output connects the grid of the 8th switch element;
One second heating element heater, one termination is received this voltage signal, and its other end is connected in the drain electrode of this second switch element;
Wherein, the grid of the source electrode of the 9th switch element, this second switch element and the drain electrode of the 8th switch element are connected in one second and are total to contact.
7. ink jet unit group as claimed in claim 6, it is characterized in that in the time that this address signal is a relative logic high potential with this selection signal simultaneously, the 9th switch element conducting, this second switch element conductive, and then make this voltage signal provide electric energy to this second heating element heater, to drive this second heating element heater to carry out the action of this heating.
8. ink jet unit group as claimed in claim 7, it is characterized in that in the time that this address signal is a relative logic high potential with this selection signal simultaneously, this selection signal is after this first phase inverter, make the 7th switch element and the cut-off of this first switch element, this voltage signal cannot provide electric energy to this first heating element heater, and then make this first heating element heater stop carrying out the action of this heating, and this selection signal controlling the 6th switch element conducting, make to residue in this first electric energy that is total to contact and discharge via the 6th switch element.
9. ink jet unit group as claimed in claim 6, it is characterized in that when this address signal be that a relative logic high potential and this selection signal are while being a relative logic low potential, this selection signal is after this first phase inverter, make this minion close element conductive, this the first switch element conducting, and then make this voltage signal provide electric energy to this first heating element heater, to drive this first heating element heater to carry out the action of this heating.
10. ink jet unit group as claimed in claim 6, it is characterized in that when this address signal be that a relative logic high potential and this selection signal are while being a relative logic low potential, the 9th switch element and the cut-off of this second switch element, make this second heating element heater stop carrying out the action of this heating, and this selection signal is after the second phase inverter, use and control the 8th switch element conductive, and residue in this second altogether electric energy of contact discharge via the 8th switch element.
11. 1 kinds of ink jet unit groups, at least comprise:
One first ink jet unit, receives a voltage signal, multiple address signal and a selection signal, comprising:
One has the first switch element of a grid, a drain electrode and one source pole, and the source electrode of this first switch element is connected in an earth terminal;
One has a grid, drain electrode and the tenth switch element of one source pole, and the drain electrode that the grid of the tenth switch element receives this selection signal and the tenth switch element receives N address signal of the plurality of address signal, and wherein N is integer;
One has the 11 of a grid, a drain electrode and one source pole closes element, and this grid of the 11 switch element receives N-1 address signal of the plurality of address signal, and the source electrode of the 11 switch element is connected in this earth terminal;
One twelvemo with a grid, a drain electrode and one source pole is closed element, and the grid of this twelvemo pass element receives N+1 address signal of the plurality of address signal, and the source electrode of this twelvemo pass element is connected in this earth terminal;
One first heating element heater, one termination is received this voltage signal, and its other end is connected in the drain electrode of this first switch element;
Wherein, the drain electrode of the drain electrode of the grid of the source electrode of the tenth switch element, this first switch element, the 11 switch element and this twelvemo pass element is connected in one first and is total to contact; And
One second ink jet unit, receives one of them address signal and this selection signal of this voltage signal, the plurality of address signal, comprising:
One has the second switch element of a grid, a drain electrode and one source pole, and the source electrode of this second switch element is connected in this earth terminal;
One has the 13 switch element of a grid, a drain electrode and one source pole, and the grid of the 13 switch element and drain electrode are connected to each other and receive this N address signal;
One has the 14 switch element of a grid, a drain electrode and one source pole, and the grid of the 14 switch element is connected in this first common contact of this first ink jet unit, and the source electrode of the 14 switch element is connected in this earth terminal;
One second heating element heater, one termination is received this voltage signal, and its other end is connected in the drain electrode of this second switch element;
Wherein, the source electrode of the 13 switch element, the grid of this second switch element and the drain electrode of the 14 switch element are connected in one second and are total to contact;
Wherein, in the time of this selection signal activation, this first ink jet unit is because of should voltage signal and the plurality of address signal, to produce the action of heating, and in the time of this selection signal forbidden energy, this second ink jet unit is because believing this one of them address signal of voltage number and the plurality of address signal, to produce the action of heating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010503664.1A CN102442066B (en) | 2010-09-30 | 2010-09-30 | Ink jet unit set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010503664.1A CN102442066B (en) | 2010-09-30 | 2010-09-30 | Ink jet unit set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102442066A CN102442066A (en) | 2012-05-09 |
| CN102442066B true CN102442066B (en) | 2014-06-25 |
Family
ID=46005223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010503664.1A Active CN102442066B (en) | 2010-09-30 | 2010-09-30 | Ink jet unit set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102442066B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5635968A (en) * | 1994-04-29 | 1997-06-03 | Hewlett-Packard Company | Thermal inkjet printer printhead with offset heater resistors |
| CN1672937A (en) * | 2004-03-24 | 2005-09-28 | 财团法人工业技术研究院 | Printing unit, ink jet head, ink jet head driving circuit and its control method |
| CN1699059A (en) * | 2004-05-21 | 2005-11-23 | 国际联合科技股份有限公司 | Ink jet print head controller and ink jet printer |
| CN1796123A (en) * | 2004-12-30 | 2006-07-05 | 财团法人工业技术研究院 | A kind of ink gun and drive method, and printer system of using the ink gun |
| TW200823066A (en) * | 2006-11-30 | 2008-06-01 | Microjet Technology Co Ltd | Three dimensional driving circuit and three dimensional matrix driving circuit for nozzle of printhead |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI225009B (en) * | 2003-12-26 | 2004-12-11 | Ind Tech Res Inst | Printing apparatus, ink jetting head, ink jetting head driving control circuit and method for controlling same |
-
2010
- 2010-09-30 CN CN201010503664.1A patent/CN102442066B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5635968A (en) * | 1994-04-29 | 1997-06-03 | Hewlett-Packard Company | Thermal inkjet printer printhead with offset heater resistors |
| CN1672937A (en) * | 2004-03-24 | 2005-09-28 | 财团法人工业技术研究院 | Printing unit, ink jet head, ink jet head driving circuit and its control method |
| CN1699059A (en) * | 2004-05-21 | 2005-11-23 | 国际联合科技股份有限公司 | Ink jet print head controller and ink jet printer |
| CN1796123A (en) * | 2004-12-30 | 2006-07-05 | 财团法人工业技术研究院 | A kind of ink gun and drive method, and printer system of using the ink gun |
| TW200823066A (en) * | 2006-11-30 | 2008-06-01 | Microjet Technology Co Ltd | Three dimensional driving circuit and three dimensional matrix driving circuit for nozzle of printhead |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102442066A (en) | 2012-05-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2006121204A9 (en) | Head substrate, printhead, head cartridge and printing apparatus | |
| US7182421B2 (en) | Inkjet device and method capable of providing highly accurate positioning of ink injection | |
| CN103000121A (en) | Gate driving circuit, array substrate and display device | |
| CN105374337A (en) | Liquid crystal display device and operation method thereof | |
| CN102354478A (en) | Display device and pixel voltage driving method thereof | |
| CN101414828A (en) | Source driver and digital-to-analog converter thereof | |
| CN202795995U (en) | High-performance LED display driving chip | |
| US5347300A (en) | Ink-jet printer driver | |
| CN102442066B (en) | Ink jet unit set | |
| CN102463753B (en) | Ink jetting unit group | |
| CN108528047B (en) | The driving circuit of liquid ejection apparatus and capacity load | |
| CN102485486B (en) | Ink jet unit group | |
| CN101219597B (en) | Ink-jet driving circuit with preheat function | |
| CN107405916B (en) | Liquid injection apparatus, drive circuit and head unit | |
| TWI432338B (en) | Inkjet unit group and inkjet array | |
| CN100450775C (en) | A kind of ink gun and drive method, and printer system of using the ink gun | |
| CN102963129B (en) | Identification circuit applicable to ink gun | |
| CN113380191A (en) | Display panel driving device and display device | |
| TWI401162B (en) | Inkjet unit group | |
| TWI408056B (en) | Inkjet unit group | |
| CN105023546A (en) | Source driver, control method thereof and display device | |
| CN100569519C (en) | A kind of ink-jet driving circuit | |
| CN102950895B (en) | Ink jetting chip | |
| CN107443908B (en) | Device substrate, print head and printing device | |
| JPH09272200A (en) | Ink-jet recording apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |