CN109712991A - The production method of display panel and display panel - Google Patents
The production method of display panel and display panel Download PDFInfo
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- CN109712991A CN109712991A CN201811528424.XA CN201811528424A CN109712991A CN 109712991 A CN109712991 A CN 109712991A CN 201811528424 A CN201811528424 A CN 201811528424A CN 109712991 A CN109712991 A CN 109712991A
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Abstract
The invention discloses the production method of a kind of display panel and display panel, the display panel includes: substrate；Film crystal pipe unit on substrate, film crystal pipe unit include the power supply line for connecting display panel voltage source, and the first detection lines of connection display panel compensation circuit；First detection lines and power supply line same layer are arranged, and the first detection lines are adjacent with power supply line；And/or first detection lines and power supply line different layers be arranged, and orthographic projection and power supply line orthographic projection on substrate of first detection lines on substrate is least partially overlapped.Detecting precision is improved through the above way, improves the compensation effect of compensation circuit.
Description
Technical field
The present invention relates to field of display technology, more particularly to the production method of a kind of display panel and display panel.
Background technique
OLED display according to driving method can be divided into passive matrix OLED (Passive Matrix OLED,
) and active array type OLED (Active Matrix OLED, AMOLED) two major classes, i.e. directly addressing and film crystal PMOLED
Manage two class of (Thin Film Transistor, TFT) matrix addressing.Wherein, AMOLED has the pixel in array arrangement, belongs to
In active display type, luminous efficacy is high, is typically used as large scale display device high-definition.In AOLED display panel system
It makes in technology, since the area of middle large size panel is larger, is difficult to control its brightness homogeneity and display effect.Meanwhile
Middle large size panel often requires that the period used is long, this just proposes higher requirement to the service life of panel；However,
AOLED device is serious with the variation aging of time, will lead to the service life, brightness homogeneity, display effect are seriously deteriorated, Wu Faman
Sufficient service life.
3T1C collocation external compensation circuit is generallyd use in the prior art, and detecting real-time drives the threshold voltage (Vth) of TFT
With AMOLED attenuation, implement compensation.The pixel-driving circuit of each sub-pixel in display panel is specifically passed through into detecting
Line is electrically connected on detecting IC, to detect to Vth, and carries out attenuation compensation according to detecting result.It detects in the prior art
The setting of survey line is often caused compensation effect poor by the interference of other signal wires so that detecting precision is inadequate.
Summary of the invention
The invention mainly solves the technical problem of providing the production method of a kind of display panel and display panel, raising is detectd
Precision is surveyed, and then improves the compensation circuit to the compensation effect of display panel.
In order to solve the above technical problems, one technical scheme adopted by the invention is that:
A kind of display panel is provided, comprising:
Substrate；
Film crystal pipe unit on the substrate, the film crystal pipe unit include connecting the display panel
First detection lines of compensation circuit, and the power supply line of the connection display panel voltage source；
First detection lines and the power supply line same layer are arranged, and first detection lines are adjacent with the power supply line；
And/or first detection lines and the power supply line different layers are arranged, and the positive throwing of first detection lines on the substrate
Shadow and the orthographic projection of the power supply line on the substrate are least partially overlapped.
In order to solve the above technical problems, another technical solution used in the present invention is:
A kind of production method of display panel is provided, which comprises
Substrate is provided；
Film crystal pipe unit is set on the substrate；
Setting connects the first detection lines of the display panel compensation circuit, and connection in the film crystal pipe unit
The power supply line of the display panel voltage source；
First detection lines and the power supply line same layer are arranged, and first detection lines are adjacent with the power supply line；
And/or first detection lines and the power supply line different layers are arranged, and the positive throwing of first detection lines on the substrate
Shadow and the orthographic projection of the power supply line on the substrate are least partially overlapped.
The beneficial effects of the present invention are: being in contrast to the prior art, the present invention is brilliant by the film in display panel
In body pipe unit, first detection lines and the power supply line same layer are arranged, and first detection lines and the power supply line
It is adjacent；And/or first detection lines and the power supply line different layers are arranged, and first detection lines are on the substrate
Orthographic projection and the orthographic projection of the power supply line on the substrate it is least partially overlapped, to pass through the power supply line shield perimeter
Influence of the signal to first detection lines improves detecting precision, and then improves compensation of the compensation circuit to display panel
Effect.
Detailed description of the invention
Fig. 1 is that the invention shows the structural schematic diagrams of panel first embodiment；
Fig. 2 is that the invention shows the structural schematic diagrams of panel second embodiment；
Fig. 3 is that the invention shows the structural schematic diagrams of panel 3rd embodiment；
Fig. 4 a is that the invention shows the structural schematic diagrams of panel fourth embodiment；
Fig. 4 b is the plan structure signal arranged the invention shows data line in panel fourth embodiment and the first detection lines
Figure；
Fig. 5 is that the invention shows the structural schematic diagrams of the 5th embodiment of panel；
Fig. 6 is that the invention shows the structural schematic diagrams of panel sixth embodiment；
Fig. 7 is the flow diagram the invention shows panel making method；
Fig. 8 is that the invention shows the flow diagrams that film crystal pipe unit is arranged in panel making method on substrate.
Specific embodiment
Some vocabulary is used in specification and claims to censure specific component, the skill in fields
Art personnel are, it is to be appreciated that manufacturer may call same component with different nouns.Present specification and claims
Not in such a way that the difference of title is as component is distinguished, but with the difference of component functionally as the base of differentiation
It is quasi-.The present invention is described in detail with reference to the accompanying drawings and examples.The present invention is carried out with reference to the accompanying drawings and examples
Detailed description.
Referring to Fig. 1, being that the invention shows the structural schematic diagrams of panel first embodiment.The display panel 100 includes:
Substrate 10；
Film crystal pipe unit 20 on the substrate 10, the film crystal pipe unit 20 include connecting described show
Show the first detection lines 31 of 100 compensation circuit of panel, and the power supply line 40 of connection 100 power supply of display panel；
Specifically, the film crystal pipe unit 20 includes the first metal layer 21 being stacked, the first insulating layer 22, the
Two metal layers 23, second insulating layer 24, third metal layer 25, third insulating layer 26 and the 4th metal layer 27；
Wherein, the film crystal pipe unit 20 further includes being set between the substrate 10 and the first metal layer 21
Active layer 28, and the isolation layer 29 of the isolation active layer 28 and the first metal layer 21.
In the present embodiment, the film crystal pipe unit 20 further includes other function layer, structure and prior art phase
Together, details are not described herein.
Wherein, the first metal layer 21 is metal molybdenum, and the second metal layer 23 and the third metal layer 25 are titanium-
Aluminium-titanium complex metal layer, the 4th metal layer 27 are indium tin oxide-silver-indium tin oxide complex metal layer.
First insulating layer 22 is organic insulator, with a thickness of 20~200 nanometers；The second insulating layer 24 and third
Insulating layer 26 is inorganic insulation layer, with a thickness of 0.5~3 micron.
In the present embodiment, the second insulating layer 24 and third insulating layer 26 are inorganic insulation layer, with a thickness of 1 micron.
The invention shows a kind of display panels of panel, comprising: substrate；Film crystal pipe unit on the substrate,
The film crystal pipe unit includes the first detection lines for connecting display panel compensation circuit, and connects display panel voltage source
Power supply line；First detection lines and the power supply line same layer are arranged, and first detection lines are adjacent with the power supply line；
And/or first detection lines and the power supply line different layers are arranged, and the positive throwing of first detection lines on the substrate
Shadow and the orthographic projection of the power supply line on the substrate are least partially overlapped.
In the present embodiment, film crystal pipe unit on the substrate, the film crystal pipe unit includes connection
First detection lines of display panel compensation circuit, and the power supply line of connection display panel voltage source；First detection lines and institute
The setting of power supply line different layers is stated, and the orthographic projection of first detection lines on the substrate and the power supply line are in the substrate
On orthographic projection it is least partially overlapped.Specifically:
In the present embodiment, the power supply line 40 includes the first power supply line 41, and the second metal layer 23 includes described first
Power supply line 41, the third metal layer 25 include first detection lines 31, i.e., described first power supply line 41 is located at described second
Metal layer 23, first detection lines 31 are located at the third metal layer 25, and first detection lines 31 are on the substrate 10
Orthographic projection and orthographic projection of first power supply line 41 on the substrate 10 it is least partially overlapped.As shown in figure 1, described first
Power supply line 41 is located at the lower section of first detection lines 31, and orthographic projection of first detection lines 31 on the substrate 10
It is completely overlapped with orthographic projection of first power supply line 41 on the substrate 10.In other embodiments, first detection lines
31 can first power supply line 41 orthographic projection in the plane partly overlap with first power supply line 41, described in shielding
Influence of other signal wires of first detection lines, 31 periphery to first detection lines 31 improves the detecting of first detection lines 31
Precision, and then the compensation circuit is improved to the compensation effect of the display panel 100.
In the present embodiment, film crystal pipe unit on the substrate, the film crystal pipe unit includes connection
First detection lines of display panel compensation circuit, and the power supply line of connection display panel voltage source；First detection lines and institute
The setting of power supply line same layer is stated, and first detection lines are adjacent with the power supply line.Specifically:
Referring to Fig. 2, being that the invention shows the structural schematic diagrams of panel second embodiment.The difference from Fig. 1 is that
The power supply line 40 includes second source line 42, and the second source line 42 is located at the second metal layer 23.Described first detects
Survey line 31 and 42 same layer of second source line are arranged, and first detection lines 31 are adjacent with the second source line 42.With
Other signal wires of 31 periphery of the first detection lines are shielded to the shadow of first detection lines 31 by the second source line 42
It rings.
In the present embodiment, the invention shows a kind of display panels of panel, the film crystal pipe unit on the substrate,
The film crystal pipe unit includes the first detection lines for connecting display panel compensation circuit, and connects display panel voltage source
Power supply line；First detection lines and the power supply line same layer are arranged, and first detection lines are adjacent with the power supply line；
It is arranged with/first detection lines and the power supply line different layers, and the orthographic projection of first detection lines on the substrate
It is least partially overlapped with the orthographic projection of the power supply line on the substrate.Specifically:
As shown in Fig. 2, the power supply line 40 includes the first power supply line 41, the second metal layer 23 includes first electricity
Source line 41, the third metal layer 25 include first detection lines 31, i.e., described first power supply line 41 is located at second gold medal
Belong to layer 23, first detection lines 31 are located at the third metal layer 25, and first detection lines 31 are on the substrate 10
Orthographic projection and orthographic projection of first power supply line 41 on the substrate 10 are least partially overlapped；And the power supply line 40 includes
Second source line 42, the second source line 42 are located at the second metal layer 23.First detection lines 31 and described second
The setting of 42 same layer of power supply line, and first detection lines 31 are adjacent with the second source line 42.To pass through the power supply line (the
One power supply line, second source line) other signal wires of 31 periphery of the first detection lines are shielded to the shadow of first detection lines 31
It rings.
Referring to Fig. 3, being that the invention shows the structural schematic diagrams of panel 3rd embodiment.The difference from Fig. 1 is that
4th metal layer 27 includes metal anode 271, and the metal anode 271 in the display panel 100 is in the substrate
Orthographic projection on 10 is arranged alternately with orthographic projection of first detection lines 31 on the substrate 10.The sun of metal described in Fig. 3
Pole 271 the orthographic projection on the substrate 10 with first detection lines 31 between the orthographic projection in 10 plane of substrate replaces
Every arrangement, the detecting of first detection lines 31 is impacted to avoid the metal anode 271, improves first detecting
The detecting precision of line 31, and then the compensation circuit is improved to the compensation effect of the display panel 100.
Fig. 4 a is please referred to, is that the invention shows the structural schematic diagrams of panel fourth embodiment.Exist with the difference of Fig. 3
In the first metal layer 21 described in the display panel 100 includes data line 50.On the direction perpendicular to the substrate 10,
In first power supply line 41 of planar between first detection lines 31 and the data line 50, to completely cut off described first
Influencing each other between detection lines 31 and the data line 50 is improved the detecting precision of first detection lines 31, and then is improved
Compensation effect of the compensation circuit to display panel 100.
Further, orthographic projection of first detection lines 31 on the substrate 10 and the data line 50 are in the substrate
Orthographic projection on 10 is arranged alternately, and as shown in Figure 4 b, is not only reduced the interference between the adjacent data line 50, is also reduced
Crosstalk between adjacent first detection lines 31, improves the detecting precision of first detection lines 31.
When compensating work, first detection lines 31 input detection signal, the data-signal of the data line 50
It has tended towards stability；The 50 input data signal of data line, can be by opening first detection lines in the compensation circuit
31 reset switch, so that first detection lines 31 are placed in identical low-potential signal.Therefore, adjacent first detecting
Signal interference between line 31 and the data line 50 is weaker, is set together compared to by all first detection lines 31,
The layout type being set together with all data lines 50, the first detection lines 31 are in the substrate 10 described in the present embodiment
On orthographic projection more can effectively be avoided with the mode that orthographic projection of the data line 50 on the substrate 10 is arranged alternately it is adjacent
Signal interference between first detection lines 31 between the adjacent data line 50, to improve detecting precision.
Referring to Fig. 5, being that the invention shows the structural schematic diagrams of the 5th embodiment of panel.The difference from Fig. 3 is that
Second metal layer 23 described in the display panel 100 further includes data line 50, and the third metal layer 25 further includes the second electricity
Source line 42, the second source line 42 are arranged with 31 same layer of the first detection lines, and the second source line 42 and described the
One detection lines 31 are adjacent, and orthographic projection of first detection lines 31 on the substrate 10 and the data line 50 are in the substrate
Orthographic projection on 10 is arranged alternately.
In the present embodiment, the metal anode 271 is located at the 4th metal layer 27, and first detection lines 31 are located at institute
State third metal layer 25, orthographic projection of the metal anode 271 on the substrate 10 is with first detection lines 31 described
Orthographic projection alternate intervals arrangement on substrate 10；The second source line 42 is located at the third metal layer 25, with described first
The setting of 31 same layer of detection lines, and the second source line 42 is adjacent with first detection lines 31；First power supply line 41
In the second metal layer 23, orthographic projection of first detection lines 31 on the substrate 10 and first power supply line 41 exist
Orthographic projection on the substrate 10 is completely overlapped；The data line 50 is located at the second metal layer 23, first detection lines
31 are arranged alternately in the orthographic projection on the substrate 10 with orthographic projection of the data line 50 on the substrate 10.Such as Fig. 5 institute
Show, first power supply line 41 and the second source line 42 are arranged around first detection lines 31, are exactly logical in simple terms
Cross first power supply line 41 and the second source line 42 and protect first detection lines 31 are multi-faceted, further with
Influence of other signal wires of 31 periphery of the first detection lines to first detection lines 31 is shielded, first detection lines are improved
31 detecting precision, and then the compensation circuit is improved to the compensation effect of display panel 100.
Further, orthographic projection of first detection lines 31 on the substrate 10 and the data line 50 are in the substrate
Orthographic projection on 10 is arranged alternately, and with the interference shown in Fig. 4 b, not only reduced between the adjacent data line 50, is also reduced
Crosstalk between adjacent first detection lines 31, improves the detecting precision of first detection lines 31.
In other embodiments, the data line 50 may be located on other layers in the film crystal pipe unit 20,
Meet the first detection lines 31 described above on the substrate 10 orthographic projection and the data line 50 on the substrate 10
Orthographic projection is arranged alternately, and on the direction perpendicular to the substrate 10, is located at described the in first power supply line 41 of planar
Positional relationship between one detection lines 31 and the data line 50.
Referring to Fig. 6, being that the invention shows the structural schematic diagrams of panel sixth embodiment.The difference from Fig. 5 is that
The 4th metal layer 27 in the display panel 100 further includes the second detection lines 32；It is arranged on the third insulating layer 26
There is the via hole 60 through the third insulating layer 26 and exposure first detection lines 31, second detection lines 32 pass through described
Via hole 60 is contacted with first detection lines 31 to be electrically connected.
In the present embodiment, by the via holes 60 of exposure first detection lines 31 in the third insulating layer 26 by described the
Two detection lines 32 are contacted with first detection lines 31 to be electrically connected, and are equivalent to first detection lines 31 and described second and are detectd
Survey line 32 constitutes the detection lines of section increase, compared to first detection lines 31 in fourth embodiment in the application
Section increases, then the resistance of the detection lines (the first detection lines 31 add the second detection lines 32) reduces, to reduce parasitism
Loss of the capacitance/resistance to detection signal in the detection lines, improves the detecting precision of the detection lines, and then improves institute
Compensation circuit is stated to the compensation effect of display panel 100.
Wherein, second detection lines 32 are indium tin oxide-silver-indium tin oxide composition metal.
Referring to Fig. 7, being the flow diagram the invention shows panel making method.The described method includes:
Step S1: substrate is provided.
Step S2: film crystal pipe unit is set on the substrate.
Step S3: setting connects the first detecting of the display panel compensation circuit in the film crystal pipe unit
Line, and the power supply line of the connection display panel voltage source；
First detection lines and the power supply line same layer are arranged, and first detection lines are adjacent with the power supply line；
And/or first detection lines and the power supply line different layers are arranged, and the positive throwing of first detection lines on the substrate
Shadow and the orthographic projection of the power supply line on the substrate are least partially overlapped.
In conjunction with Fig. 6, the power supply line 40 includes the first power supply line 41, first detection lines 31 and first power supply line
The setting of 41 different layers, and orthographic projection of first detection lines 31 on the substrate 10 with first power supply line 41 described
Orthographic projection on substrate 10 is completely overlapped.In other embodiments, orthographic projection of first detection lines 31 on the substrate 10
It can also partly overlap with orthographic projection of first power supply line 41 on the substrate 10.The power supply line 40 further includes the second electricity
Source line 42, first detection lines 31 are arranged with 42 same layer of second source line, and first detection lines 31 and described the
Two power supply lines 42 are adjacent.
Wherein, film crystal pipe unit 20 is arranged on the substrate 10 and specifically includes in conjunction with step S3 by the step S2:
Step S21: the first metal layer 21 is set on the substrate 10.
Wherein, the first metal layer 21 is metal molybdenum.
Step S22: the first insulating layer 22 is set on the first metal layer 21.
Wherein, first insulating layer 22 is organic insulator, with a thickness of 20~200 nanometers.
Step S23: being arranged second metal layer 23 on first insulating layer 22, forms the first power supply line 41 and data line
50。
Specifically, the second metal layer 23 is formed on first insulating layer 22, by etching second metal
Layer 23 is to form first power supply line 41 and the data line 50.
Wherein, the second metal layer 23 is titanium-aluminium-titanium complex metal layer.
Step S24: second insulating layer 24 is set in the second metal layer 23.
Wherein, the second insulating layer 24 is inorganic insulation layer, with a thickness of 0.5~3 micron.
The second insulating layer 24 is 0.5 micron, meet first detection lines 31 and first power supply line 41 it
Between be electrically insulated on the basis of so that the display panel 100 is more frivolous.
The second insulating layer 24 is 3 microns, improves electricity between first detection lines 31 and first power supply line 41
Property insulation effect, avoid electrically puncture caused by short circuit.
In the present embodiment, the second insulating layer 24 makes first detection lines 31 and first electricity with a thickness of 1 micron
There is the effect that is preferably electrically insulated between source line 41, while keeping the display panel 100 more frivolous.
Step S25: being arranged third metal layer 25 in the second insulating layer 24, forms the first detection lines 31 and the second electricity
Source line 42.
Specifically, the third metal layer 25 is formed in the second insulating layer 24, by etching the third metal
Layer 25 is to form first detection lines 31 and second source line 42.
Wherein, orthographic projection of first detection lines 31 on the substrate 10 and first power supply line 41 are in the base
Orthographic projection on plate 10 is least partially overlapped, with by first power supply line 41 shield 31 periphery of the first detection lines other
Influence of the signal wire to first detection lines 31 improves the detecting precision of first detection lines 31, and then improves the benefit
Circuit is repaid to the compensation effect of the display panel 100.Orthographic projection of the data line 50 on the substrate 10 and described the
Orthographic projection alternate intervals arrangement of one detection lines 31 on the substrate 10, it is dry between the adjacent data line 50 reducing
The crosstalk between adjacent first detection lines 31 is reduced while disturbing, and improves the detecting essence of first detection lines 31
Degree.
Wherein, the third metal layer 25 is titanium-aluminium-titanium complex metal layer.
Step S26: being arranged third insulating layer 26 on the third metal layer 25, is formed and runs through the third insulating layer 26
And the via hole 60 of exposure first detection lines 31.
Specifically, the third insulating layer 26 is formed on the third metal layer 25, by the third insulating layer
The via hole 60 that borehole forms exposure first detection lines 31 is carried out on 26.
Wherein, the third insulating layer 26 is inorganic insulation layer, with a thickness of 0.5~3 micron.
The third insulating layer 26 is 0.5 micron, is being met between the second source line 42 and the metal anode 271
On the basis of being electrically insulated, so that the display panel 100 is more frivolous.
The third insulating layer 26 is 3 microns, is improved between the second source line 31 and the metal anode 271 electrically
Insulation effect avoids short circuit caused by electrically puncturing.
In the present embodiment, the third insulating layer 26 makes the second source line 42 and the metal sun with a thickness of 1 micron
There is the effect that is preferably electrically insulated between pole 271, while keeping the display panel 100 more frivolous.
Step S27: the 4th metal layer 27 is set on the third insulating layer 26, and forms the second detection lines 32 and metal
Anode 271.
Specifically, the 4th metal layer 27 is formed on the third insulating layer 26, by etching the 4th metal
Layer 27 is to form second detection lines 32 and metal anode 271.
Wherein, second detection lines 32 are contacted by the via hole 60 with first detection lines 31 to be electrically connected.
Wherein, orthographic projection of the metal anode 271 on the substrate 10 and first detection lines 31 are in the base
Orthographic projection alternate intervals arrangement on plate 10, causes the detecting of first detection lines 31 to avoid the metal anode 271
It influences, improves the detecting precision of first detection lines 31.It is same in conjunction with the second source line 42 and first detection lines 31
Layer setting, and the second source line 42 is adjacent with first detection lines 31, is exactly by first power supply line 41 and institute
It states second source line 42 and protects first detection lines 31 are multi-faceted, further shield 31 periphery of the first detection lines
Influence of other signal wires to first detection lines 31.Described first is detectd by the via hole 60 in the third insulating layer 26
Survey line 31 contacts the detection lines that the increase of a section is constituted to be electrically connected with second detection lines 32, and section increases then institute
The resistance for stating detection lines (the first detection lines 31 add the second detection lines 32) reduces, to reduce parasitic capacitance/resistance to described
The loss of detection signal in detection lines improves the detecting precision of the detection lines, and then improves the compensation circuit to display surface
The compensation effect of plate 100.
Wherein, the 4th metal layer 27 is indium tin oxide-silver-indium tin oxide complex metal layer.
It wherein, further include (active layer 28 and the isolation in such as Fig. 5 of other function layer before or after the step S2
The setting up procedure of layer 29), same as the prior art, details are not described herein.
The present invention by the folded setting the first metal layer in the film crystal pipe unit upper layer of display panel, the first insulating layer,
Second metal layer, second insulating layer, third metal layer, third insulating layer and the 4th metal layer.Shape in the second metal layer
At having the first power supply line and data line, the first detection lines and second source line, the 4th metal layer are formed on third metal layer
It is formed with the second detection lines and metal anode, and by the via hole of exposure first detection lines in the third insulating layer by institute
The first detection lines are stated to contact with second detection lines to be electrically connected, by the orthographic projection of the data line on the substrate with
The orthographic projection alternate intervals arrangement of first detection lines on the substrate, on the substrate just by the metal anode
Projection is intervally arranged with the orthographic projection of first detection lines on the substrate, on the substrate by first detection lines
Orthographic projection and the least partially overlapped setting of orthographic projection of first power supply line on the substrate, and will be described second electric
Source line is disposed adjacent with first detection lines, and the influence and reduction with shield perimeter signal wire to first detection lines are posted
Loss of the raw capacitance/resistance to detection signal in the detection lines, improves detecting precision, and then improves the compensation circuit to aobvious
Show the compensation effect of panel.
Mode the above is only the implementation of the present invention is not intended to limit the scope of the invention, all to utilize this
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content, it is relevant to be applied directly or indirectly in other
Technical field is included within the scope of the present invention.
Claims (10)
1. a kind of display panel characterized by comprising
Substrate；
Film crystal pipe unit on the substrate, the film crystal pipe unit include connection display panel compensation circuit
The first detection lines, and connection display panel voltage source power supply line；
First detection lines and the power supply line same layer are arranged, and first detection lines are adjacent with the power supply line；And/or
First detection lines and the power supply line different layers are arranged, and first detection lines orthographic projection on the substrate and institute
It is least partially overlapped to state the orthographic projection of power supply line on the substrate.
2. display panel according to claim 1, which is characterized in that the film crystal pipe unit includes be stacked
One metal layer, the first insulating layer, second metal layer, second insulating layer, third metal layer, third insulating layer and the 4th metal
Layer；
The power supply line includes the first power supply line, and the second metal layer includes first power supply line, the third metal layer
Including first detection lines, first detection lines and the first power supply line different layers are arranged, and first detection lines
Orthographic projection on the substrate and the orthographic projection of first power supply line on the substrate are least partially overlapped.
3. display panel according to claim 2, which is characterized in that the 4th metal layer includes metal anode, described
The orthographic projection of metal anode on the substrate is arranged alternately with the orthographic projection of first detection lines on the substrate.
4. display panel according to claim 2, which is characterized in that the first metal layer includes data line, perpendicular to
On the direction of the substrate, in first power supply line of planar between first detection lines and the data line.
5. display panel according to claim 2, which is characterized in that the second metal layer further includes data line, the electricity
Source line further includes second source line, and the third metal layer further includes second source line, the second source line and described first
The setting of detection lines same layer, and first detection lines are adjacent with the second source line.
6. display panel according to claim 4 or 5, which is characterized in that first detection lines are on the substrate just
Projection is arranged alternately with the orthographic projection of the data line on the substrate.
7. display panel according to claim 2, which is characterized in that the 4th metal layer further includes the second detection lines；And
The third insulating layer be equipped with through the third insulating layer via hole, second detection lines by the via hole with
First detection lines are electrically connected.
8. display panel according to claim 2, which is characterized in that the first metal layer is metal molybdenum, second gold medal
Belong to layer and the third metal layer is titanium-aluminium-titanium complex metal layer, the 4th metal layer is indium tin oxide-silver-indium tin
The complex metal layer of oxide.
9. display panel according to claim 2, which is characterized in that first insulating layer is organic insulator, with a thickness of
20~200 nanometers；The second insulating layer and third insulating layer are inorganic insulation layer, with a thickness of 0.5~3 micron.
10. a kind of production method of display panel, which is characterized in that the described method includes:
Substrate is provided；
Film crystal pipe unit is set on the substrate；
Setting connects the first detection lines of the display panel compensation circuit in the film crystal pipe unit, and described in connection
The power supply line of display panel voltage source；
First detection lines and the power supply line same layer are arranged, and first detection lines are adjacent with the power supply line；And/or
First detection lines and the power supply line different layers are arranged, and first detection lines orthographic projection on the substrate and institute
It is least partially overlapped to state the orthographic projection of power supply line on the substrate.
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| CN201811528424.XA CN109712991B (en) | 2018-12-13 | 2018-12-13 | Display panel and manufacturing method thereof |
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|---|---|---|---|
| CN201811528424.XA CN109712991B (en) | 2018-12-13 | 2018-12-13 | Display panel and manufacturing method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110718577A (en) * | 2019-10-23 | 2020-01-21 | 武汉天马微电子有限公司 | Display module and display device |
| CN111047969A (en) * | 2019-11-19 | 2020-04-21 | 厦门天马微电子有限公司 | Display panel and display device |
| CN112255847A (en) * | 2020-11-02 | 2021-01-22 | 武汉天马微电子有限公司 | Display module, display device and driving method of display module |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110718577A (en) * | 2019-10-23 | 2020-01-21 | 武汉天马微电子有限公司 | Display module and display device |
| CN110718577B (en) * | 2019-10-23 | 2022-11-15 | 武汉天马微电子有限公司 | Display module and display device |
| CN111047969A (en) * | 2019-11-19 | 2020-04-21 | 厦门天马微电子有限公司 | Display panel and display device |
| CN111047969B (en) * | 2019-11-19 | 2021-10-08 | 厦门天马微电子有限公司 | Display panel and display device |
| CN112255847A (en) * | 2020-11-02 | 2021-01-22 | 武汉天马微电子有限公司 | Display module, display device and driving method of display module |
| CN112255847B (en) * | 2020-11-02 | 2022-06-28 | 武汉天马微电子有限公司 | Display module, display device and driving method of display module |
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| CN109712991B (en) | 2021-03-30 |
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