CN109934174A - Display panel, display device and fingerprint identification method - Google Patents
Display panel, display device and fingerprint identification method Download PDFInfo
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- CN109934174A CN109934174A CN201910197211.1A CN201910197211A CN109934174A CN 109934174 A CN109934174 A CN 109934174A CN 201910197211 A CN201910197211 A CN 201910197211A CN 109934174 A CN109934174 A CN 109934174A
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Abstract
Display screen body and fingerprint mould group is arranged in display panel, display device and fingerprint identification method provided by the invention in display panel；Wherein, the display screen body includes the transparent encapsulated layer set gradually, luminescent layer and display base plate；The luminescent layer includes multiple pixel units, and the supporting layer for the multiple pixel unit to be isolated；The fingerprint mould group includes the external fingerprint chip of the display screen being arranged in, and the top of supporting layer is arranged in the multiple light receivers connecting with the fingerprint chip signal, the multiple light receiver；The multiple light receiver is used for the optical signal of received fingerprint to be identified and is sent to fingerprint chip, so that the intensity of fingerprint optical signal will not be affected, and then the recognition rate and identification precision of fingerprint chip are improved, also improve the fingerprint identification region range of display device.
Description
Technical field
The present invention relates to electronic technology more particularly to a kind of display panels, display device and fingerprint identification method.
Background technique
With the development of electronic technology and fingerprint identification technology, more and more display devices are supported to shield lower fingerprint recognition function
Energy.
In the prior art, the fingerprint recognition mould group under shielding has generally comprised light receiver and fingerprint chip.Wherein, aobvious
Show that the specified region of panel is provided with fingerprint identification area, corresponding through-hole is opened up by the light shield layer in region, so that setting exists
The light receiver of via bottoms can receive the fingerprint optical signal outside display panel, and then using fingerprint chip to fingerprint
Optical signal is accordingly identified.
But in this manner, on the one hand, the fingerprint optical signal that light receiver receives needs transmitted light to connect
Whole film layers where receiving device more than light shield layer, the intensity of the influence based on light transmittance, the fingerprint optical signal will be affected, this
Meeting is so that the recognition rate and identification precision of fingerprint chip are affected；On the other hand, due to needing the fixation in light shield layer
Position aperture simultaneously disposes light receiver, and the fingerprint identification region of display device will be limited.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of display panel, display device and fingerprint identification methods.
On the one hand, the present invention provides a kind of display panels, comprising: display screen body and fingerprint mould group；
The display screen body includes the transparent encapsulated layer set gradually, luminescent layer and display base plate；The luminescent layer packet
Include multiple pixel units, and the supporting layer for the multiple pixel unit to be isolated；
The fingerprint mould group include the external fingerprint chip of the display screen is set, and with the fingerprint chip signal
The top of supporting layer is arranged in multiple light receivers of connection, the multiple light receiver；The multiple light receiver
For received fingerprint to be identified optical signal and be sent to fingerprint chip.
Illustratively, signal transmitting layer, the signal are provided between the luminescent layer and display base plate of the display screen body
Transport layer is connect with the fingerprint chip signal；
The fingerprint mould group further includes having the transmission circuit connecting with each light receiver signal, the transmission circuit
It is connect with the signal transmitting layer signal, the optical signal for the fingerprint to be identified that each light receiver receives passes through the letter
Number transport layer is transmitted to the fingerprint chip.
Illustratively, the supporting layer includes multiple support columns；The multiple support column distribution is arranged in the multiple picture
Between plain unit；
The top of at least partly support column is arranged in the light receiver.
Illustratively, the supporting layer includes multiple support columns；The multiple support column distribution is arranged in the multiple picture
Between plain unit；
The top of whole support columns is arranged in the light receiver.
Illustratively, the transmission circuit being connected with the light receiver is threaded through the support column where the light receiver
It is interior.
Illustratively, the transmission circuit is formed by a patterning processes.
Illustratively, the support column is insulated column.
It illustratively, further include flexible membrane layer between the transparent encapsulated layer and the pixel unit of the luminescent layer.
On the other hand, the present invention provides a kind of display devices, including such as preceding described in any item display panels.
In another aspect, the present invention provides a kind of fingerprint identification methods of display device, comprising:
Each light receiver receives the optical signal of the fingerprint to be identified of finger reflection of the pressing in transparent encapsulated layer, concurrently
Give fingerprint chip；
The optical signal for the fingerprint to be identified that the fingerprint chip is sent according to each light receiver, and determine each finger to be identified
When fingerprint to be identified composed by the optical signal of line is complete fingerprint optical signal, the fingerprint chip is according to the original finger prestored
Line optical signal carries out fingerprint recognition to the complete fingerprint optical signal.
Display screen body is arranged in display panel, display device and fingerprint identification method provided by the invention in display panel
With fingerprint mould group；Wherein, the display screen body includes the transparent encapsulated layer set gradually, luminescent layer and display base plate；It is described
Luminescent layer includes multiple pixel units, and the supporting layer for the multiple pixel unit to be isolated；The fingerprint mould group includes
The external fingerprint chip of the display screen, and the multiple light receivers connecting with the fingerprint chip signal, institute are set
State the top that supporting layer is arranged in multiple light receivers；The multiple light receiver is used for the light of received fingerprint to be identified
Signal is simultaneously sent to fingerprint chip, so that the intensity of fingerprint optical signal will not be affected, and then improves fingerprint chip
Recognition rate and identification precision, also improve the fingerprint identification region range of display device.
Detailed description of the invention
Through the above attached drawings, it has been shown that the specific embodiment of the present invention will be hereinafter described in more detail.These attached drawings
It is not intended to limit the scope of the inventive concept in any manner with verbal description, but is by referring to specific embodiments
Those skilled in the art illustrate idea of the invention.
Fig. 1 is a kind of structural schematic diagram of display panel provided by the invention；
Fig. 2 is the structural schematic diagram of support column in a kind of display panel provided by the invention；
Fig. 3 is a kind of flow diagram of the fingerprint identification method of display device provided by the invention.
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets implementation of the invention
Example, and be used to explain the principle of the present invention together with specification.
Appended drawing reference
10- transparent encapsulated layer；11- luminescent layer；
12- display base plate；13- pixel unit；
14- supporting layer；15- signal transmitting layer；
16- support column；21- light receiver；
22- transmission circuit.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistented with the present invention.On the contrary, they be only with it is such as appended
The example of device and method being described in detail in claims, some aspects of the invention are consistent.
With the development of electronic technology and fingerprint identification technology, more and more display devices are supported to shield lower fingerprint recognition function
Energy.
In the prior art, the fingerprint recognition mould group under shielding has generally comprised light receiver and fingerprint chip.Wherein, aobvious
Show that the specified region of panel is provided with fingerprint identification area, corresponding through-hole is opened up by the light shield layer in region, so that setting exists
The light receiver of via bottoms can receive the fingerprint optical signal outside display panel, and then using fingerprint chip to fingerprint
Optical signal is accordingly identified.
But in this manner, on the one hand, the fingerprint optical signal that light receiver receives needs transmitted light to connect
Whole film layers where receiving device more than light shield layer, the intensity of the influence based on light transmittance, the fingerprint optical signal will be affected, this
Meeting is so that the recognition rate and identification precision of fingerprint chip are affected；On the other hand, due to needing the fixation in light shield layer
Position aperture simultaneously disposes light receiver, and the fingerprint identification region of display device will be limited.
In order to solve the above-mentioned technical problems, the present invention provides a kind of display panel, display device and fingerprint identification methods.
Fig. 1 is a kind of structural schematic diagram of display panel provided by the invention, as shown in Figure 1, provided in this embodiment aobvious
Show panel, comprising: display screen body and fingerprint mould group.
Wherein, display screen body includes the transparent encapsulated layer 10 set gradually, luminescent layer 11 and display base plate 12；Luminescent layer
11 include multiple pixel units, and the supporting layer 14 for multiple pixel units to be isolated.
Specifically, display screen body can be the display screen body of rigid display device, can also be bent display dress flexible
The display screen body set.
When display screen body is the display screen body of rigid display device, the pixel of transparent encapsulated layer 10 and the luminescent layer 11
It can be vacuum layer between unit；When display screen body is the display screen body of bent display device flexible, transparent encapsulated layer 10
It further include flexible membrane layer between the pixel unit of the luminescent layer 11.
The display screen body can shown by transparent encapsulated layer 10, luminescent layer 11 and the display base plate 12 set gradually
Under the control of substrate 12, multiple pixel units in luminescent layer 11 can shine, to realize the display function to the display screen body.
Fingerprint mould group in display panel includes fingerprint chip and multiple light receivers 21 for connecting with fingerprint chip.
Fingerprint chip setting therein is external in display screen, and the supporting layer 14 of display screen body is then arranged in multiple light receivers 21
Top.
When the finger of user contact display panel outer surface when, an optical signal to be identified will be generated.This is to be identified
Optical signal will penetrate the transparent encapsulated layer 10 of display screen body, reach all or part of light for being located at the top of supporting layer 14
In receiver 21, and fingerprint chip is sent to by these light receivers 21.
After fingerprint chip receives optical signal to be identified, the optical signal will be known using algorithm for recognizing fingerprint
Other places reason, to complete the identification for the optical signal to be identified.
When being identified using display panel provided in this embodiment to fingerprint, each light receiver 21 receives pressing and exists
The optical signal of the fingerprint to be identified of finger reflection in transparent encapsulated layer 10, and it is sent to fingerprint chip；Fingerprint chip is according to each
The optical signal for the fingerprint to be identified that light receiver 21 is sent, and determine to be identified composed by the optical signal of each fingerprint to be identified
Fingerprint be complete fingerprint optical signal when, fingerprint chip according to the original fingerprint optical signal prestored to complete fingerprint optical signal into
Row fingerprint recognition.
In display panel provided in an embodiment of the present invention, multiple light receivers setting display screen body of fingerprint mould group
At the top of supporting layer, and the optical signal for penetrating in the fingerprint to be identified of transparent encapsulated layer is sent to, the external finger of display screen is set
In line chip；On the one hand, light receiver is distributed in the entire luminescent layer of display screen body with supporting layer, to improve display
The fingerprint identification region of panel, on the other hand, the optical signal for the fingerprint to be identified that light receiver receives only penetrates transparent envelope
Layer is filled, signal penetrance is higher, the clarity of fingerprint mould group acquisition fingerprint is effectively improved, conducive to fingerprint recognition rate and precisely
The raising of degree.
In order to be explained further display panel provided by the invention, on the basis of structure shown in Fig. 1, Fig. 2 is the present invention
The structural schematic diagram of support column in a kind of display panel provided.
As shown in Fig. 2, the display panel includes: display screen body and fingerprint mould group.
Similarly with previous embodiment, the display screen body of the present embodiment includes the transparent encapsulated layer 10 set gradually, hair
Photosphere 11 and display base plate 12；Luminescent layer 11 includes multiple pixel units 13, and for multiple pixel units 13 to be isolated
Supporting layer 14；Fingerprint mould group includes the external fingerprint chip of display screen being arranged in, and connect with fingerprint chip signal multiple
The top of supporting layer 14 is arranged in light receiver 21, multiple light receivers 21；Multiple light receivers 21 are for received
The optical signal of fingerprint to be identified is simultaneously sent to fingerprint chip.
On the basis of the embodiment, supporting layer 14 includes multiple support columns 16；Multiple distributions of support column 16 are arranged more
Between a pixel unit 13, the top of at least partially or fully support column 16 is arranged in light receiver 21.
It should be noted that when at least partly structure at the top of support column 16 is arranged in using light receiver 21,
The selection of its part support column 16 can be specifically arranged according to actual needs by technical staff, for example, the part support column 16 refers to
Support column 16 below display panel, alternatively, the part support column 16 refers to the branch positioned at four corners of display panel
Dagger 16 etc., and by using such setting, so as to can be used for receiving the light receiver 21 of fingerprint optical signal to be identified
Branch realizes display panel in the fingerprint identification function of predeterminable area in predeterminable area.
When the structure at the top that whole support columns 16 are arranged in using light receiver 21, then it may make reception to be identified
Fingerprint optical signal light receiver 21 as support column 16 is distributed in entire screen body, realize display panel in full frame region
Fingerprint identification function.
Unlike previous embodiment, in this example it is shown that between the luminescent layer 11 and display base plate 12 of screen body
It is provided with signal transmitting layer 15, signal transmitting layer 15 is connect with fingerprint chip signal.Correspondingly, being additionally provided in fingerprint mould group
The transmission circuit 22 connecting with each 21 signal of light receiver, transmission circuit 22 are connect with 15 signal of signal transmitting layer.
Wherein, which is disposed with the circuit that can be used for conducting signal, similar with screen body circuit
It is that, by the layout to circuit in signal transmitting layer 15, optical signal to be identified can be transmitted to screen body side, and along lateral plate
It is transmitted to fingerprint chip.In addition, can be made by technologies such as existing etching, developments in signal transmitting layer 15, and the signal
The specific conduction pattern of signal can self-setting according to actual needs in transport layer 15.
In addition, the transmission circuit 22 being connected with light receiver 21 can be worn in order to be further simplified 22 structure of transmission circuit
It is located in the support column 16 at 21 place of light receiver, so that optical signal to be identified by light receiver 21 after being received
It is conducted using the transmission circuit 22 for being threaded through support column 16, approach signal transmitting layer 15 is until reach fingerprint chip.
Optionally, which can specifically be formed by a patterning processes, e.g., pass through existing etching, development etc.
Technology is made, to simplify the preparation difficulty of circuit.
Optionally, support column 16 can be used isolation material and be made, i.e., support column 16 can be insulated column.By using such
On the one hand structure simplifies circuit structure, reduce preparation difficulty；On the other hand, support column 16 can provide for transmission circuit 22
Signal shielding function receives outer signals interference to avoid the optical signal transmitted in transmission circuit 22, further increases identification
Accuracy.
In display panel provided in an embodiment of the present invention, the branch of multiple light receivers setting display screen body of fingerprint mould group
It supports at the top of layer, and the optical signal for penetrating in the fingerprint to be identified of transparent encapsulated layer is sent to, the external fingerprint of display screen is set
In chip；On the one hand, light receiver is distributed in the entire luminescent layer of display screen body with supporting layer, to improve display surface
The fingerprint identification region of plate, on the other hand, the optical signal for the fingerprint to be identified that light receiver receives only penetrates transparent enclosure
Layer, signal penetrance is higher, effectively improves the clarity of fingerprint mould group acquisition fingerprint, is conducive to fingerprint recognition rate and precision
Raising.In addition, the present embodiment is by using signal transmitting layer and the structure of the corresponding transmission circuit 22 of each light receiver,
It is arranged at the top of supporting layer in light receiver and the signal under this external structure of display screen is arranged in identification chip with realizing
Conducting, to effectively provide access for the transmitting of optical signal and transmission.
In addition, the present invention also provides a kind of display device, including aforementioned described in any item display panels.
It should be noted that the type of the display device is unrestricted.That is, the display device is concretely rigid
Display device, such as liquid crystal display, tablet computer display terminal etc.；In addition, the display device specifically can also be Flexible Displays
Device, such as the bent portable terminal of bent mobile phone terminal, wrist, fold out display.
Certainly, either what type of display device, should all have fingerprint identification function.That is, working as display device packet
When including any one of aforementioned display panel, with per family can be by each light receiver in display panel, by the finger of itself
The optical signal of line is transferred to fingerprint chip, and then completes the identification for user fingerprints.
In display device provided in an embodiment of the present invention, due to multiple light receivers of the fingerprint mould group in display panel
Device is arranged at the top of the supporting layer of display screen body, and the optical signal for penetrating in the fingerprint to be identified of transparent encapsulated layer is sent to setting
In the external fingerprint chip of display screen；On the one hand, light receiver shines as supporting layer is distributed in the entire of display screen body
Layer, so that the fingerprint identification region of display device is improved, on the other hand, the light for the fingerprint to be identified that light receiver receives
Signal only penetrates transparent encapsulated layer, and signal penetrance is higher, effectively improves the clarity of fingerprint mould group acquisition fingerprint, is conducive to
The raising of fingerprint recognition rate and precision.
Finally, Fig. 3 is a kind of flow diagram of the fingerprint identification method of display device provided by the invention.
As shown in figure 3, the fingerprint identification method of the display device, comprising:
Step 101, each light receiver receive the light of the fingerprint to be identified of finger reflection of the pressing in transparent encapsulated layer
Signal, and it is sent to fingerprint chip.
The optical signal for the fingerprint to be identified that step 102, fingerprint chip are sent according to each light receiver, and determine respectively wait know
When fingerprint to be identified composed by the optical signal of other fingerprint is complete fingerprint optical signal, fingerprint chip is according to the original finger prestored
Line optical signal carries out fingerprint recognition to complete fingerprint optical signal.
It should be noted that the fingerprint identification method of display device provided in this embodiment can be based on described in previous embodiment
Display device, in the display device should include display panel.
Specifically, display panel includes display screen body and fingerprint mould group；The display screen body include set gradually it is saturating
Bright encapsulated layer, luminescent layer and display base plate；The luminescent layer includes multiple pixel units, and for the multiple picture to be isolated
The supporting layer of plain unit；The fingerprint mould group include the external fingerprint chip of the display screen is set, and with the fingerprint
The top of supporting layer is arranged in multiple light receivers of chip signal connection, the multiple light receiver；The multiple light
Line receiver is used for the optical signal of received fingerprint to be identified and is sent to fingerprint chip.
In the fingerprint identification method of display device provided in this embodiment, on the one hand, light receiver is with supporting layer
It is distributed in the entire luminescent layer of display screen body, so that the fingerprint identification region of display panel is improved, on the other hand, light receiver
The optical signal for the fingerprint to be identified that device receives only penetrates transparent encapsulated layer, and signal penetrance is higher, effectively improves fingerprint
Mould group acquires the clarity of fingerprint, conducive to the raising of fingerprint recognition rate and precision.
Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above-mentioned each method embodiment can lead to
The relevant hardware of program instruction is crossed to complete.Program above-mentioned can be stored in a computer readable storage medium.The journey
When being executed, execution includes the steps that above-mentioned each method embodiment to sequence；And storage medium above-mentioned include: ROM, RAM, magnetic disk or
The various media that can store program code such as person's CD.
Although illustrating exemplary embodiment of the present invention herein, the present invention is not limited to various preferred realities described herein
Apply example, but any and all implementations with equivalent elements including will be understood according to the present invention by those skilled in the art
Example modification, is omitted, in conjunction with (for example, aspect of all various embodiments), change and/or replacement.Limitation in claim will
The term according to employed in claim is widely explained, and is not limited in the present specification or the application's
The example illustrated during process, the instance interpretation are non-exclusionism.For example, in the present invention, term " preferably " right and wrong
It is exclusive, it indicates " preferably, but being not limited to ".In the present invention and during the process of the application, device adds function
Energy or step add the limitation of function to will be only used for following situations, and specific claim is limited, and own in the limitation
The following conditions exist: a) clearly set forth " device being used for ... " or " the step of being used for ... "；B) it clearly set forth phase
The function of answering；And c) it is set out structure, the material for supporting the structure or behavior.In the present invention and in the mistake of the application
During journey, term " present invention " or " invention " can be used as indicating the one aspect or many aspects in the present invention.The term present invention
Or invention should not be incorrectly interpreted at the receiving device to limit, not that should not be incorrectly interpreted at the receiving device as all aspects of application or embodiment (also
It is, it should be appreciated that the present invention has many aspects and embodiment), and should not be incorrectly interpreted at the receiving device and be wanted for limitation application or right
The range asked.In the present invention and during the process of the application, term " embodiment " can be used for illustrating any aspect, spy
Sign, process or step, any combination of them and/or their any part etc..In some instances, various embodiments can wrap
Include the feature of overlapping.In the present invention and during the process of the application, using following shorthand term: indicate " such as "
" e.g. " and " NB " for indicating " attention ".
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of display panel characterized by comprising display screen body and fingerprint mould group；
The display screen body includes the transparent encapsulated layer set gradually, luminescent layer and display base plate；The luminescent layer includes more
A pixel unit, and the supporting layer for the multiple pixel unit to be isolated；
The fingerprint mould group includes the external fingerprint chip of the display screen being arranged in, and connect with the fingerprint chip signal
Multiple light receivers, the top of supporting layer is arranged in the multiple light receiver；The multiple light receiver is used for
The optical signal of received fingerprint to be identified is simultaneously sent to fingerprint chip.
2. the display panel according to claim 1, which is characterized in that the luminescent layer of the display screen body and display
Signal transmitting layer is provided between substrate, the signal transmitting layer is connect with the fingerprint chip signal；
The fingerprint mould group further includes having the transmission circuit connecting with each light receiver signal, the transmission circuit and institute
The connection of signal transmitting layer signal is stated, the optical signal for the fingerprint to be identified that each light receiver receives is passed by the signal
Defeated layer is transmitted to the fingerprint chip.
3. display panel according to claim 2, which is characterized in that the supporting layer includes multiple support columns；It is described more
A support column distribution is arranged between the multiple pixel unit；
The top of at least partly support column is arranged in the light receiver.
4. display panel according to claim 2, which is characterized in that the supporting layer includes multiple support columns；It is described more
A support column distribution is arranged between the multiple pixel unit；
The top of whole support columns is arranged in the light receiver.
5. display panel according to claim 3 or 4, which is characterized in that the transmission electricity being connected with the light receiver
Road is threaded through in the support column where the light receiver.
6. display panel according to claim 5, which is characterized in that the transmission circuit is formed by a patterning processes.
7. display panel according to claim 5, which is characterized in that the support column is insulated column.
8. display panel according to claim 3 or 4, which is characterized in that the transparent encapsulated layer and the luminescent layer
It further include flexible membrane layer between pixel unit.
9. a kind of display device, which is characterized in that including such as described in any item display panels of claim 1-8.
10. a kind of fingerprint identification method of display device characterized by comprising
Each light receiver receives the optical signal of the fingerprint to be identified of finger reflection of the pressing in transparent encapsulated layer, and is sent to
Fingerprint chip；
The optical signal for the fingerprint to be identified that the fingerprint chip is sent according to each light receiver, and determine each fingerprint to be identified
When fingerprint to be identified composed by optical signal is complete fingerprint optical signal, the fingerprint chip is according to the original fingerprint light prestored
Signal carries out fingerprint recognition to the complete fingerprint optical signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910197211.1A CN109934174B (en) | 2019-03-15 | 2019-03-15 | Display panel, display device and fingerprint identification method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910197211.1A CN109934174B (en) | 2019-03-15 | 2019-03-15 | Display panel, display device and fingerprint identification method |
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| Publication Number | Publication Date |
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| CN109934174A true CN109934174A (en) | 2019-06-25 |
| CN109934174B CN109934174B (en) | 2021-06-22 |
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ID=66987218
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| CN201910197211.1A Active CN109934174B (en) | 2019-03-15 | 2019-03-15 | Display panel, display device and fingerprint identification method |
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| CN107133613A (en) * | 2017-06-06 | 2017-09-05 | 上海天马微电子有限公司 | Display panel and display device |
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| CN207182334U (en) * | 2017-09-15 | 2018-04-03 | 南昌欧菲生物识别技术有限公司 | Optical finger print recognizer component and electronic installation |
| CN109034089A (en) * | 2018-08-07 | 2018-12-18 | 武汉天马微电子有限公司 | Display device and electronic equipment |
| CN109216423A (en) * | 2018-09-12 | 2019-01-15 | 武汉华星光电半导体显示技术有限公司 | Display panel |
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| CN106233306A (en) * | 2014-09-06 | 2016-12-14 | 深圳市汇顶科技股份有限公司 | Registration is moved in slip on fingerprint sensor |
| CN107133613A (en) * | 2017-06-06 | 2017-09-05 | 上海天马微电子有限公司 | Display panel and display device |
| CN207182334U (en) * | 2017-09-15 | 2018-04-03 | 南昌欧菲生物识别技术有限公司 | Optical finger print recognizer component and electronic installation |
| CN107845666A (en) * | 2017-10-31 | 2018-03-27 | 京东方科技集团股份有限公司 | Display panel and its manufacture method, display device |
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| CN109934174B (en) | 2021-06-22 |
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Application publication date: 20190625 Assignee: Yungu (Gu'an) Technology Co., Ltd.|Bazhou Yungu Electronic Technology Co., Ltd.|Kunshan Institute of technology new flat panel display technology center Co., Ltd Assignor: Kunshan Guo Xian Photoelectric Co., Ltd. Contract record no.: X2019990000156 Denomination of invention: Touch panel, display panel, display device and fingerprint identification method License type: Common License Record date: 20191030 |
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Effective date of registration: 20191209 Address after: No. 2 Xiangshan Avenue, Yongning Street, Zengcheng District, Guangzhou, Guangdong province (the core of Zengcheng economic and Technological Development Zone) Applicant after: Guangzhou Guoxian Technology Co., Ltd Address before: 215300, No. 1, Longteng Road, Kunshan Development Zone, Jiangsu, 4 Applicant before: Kunshan Guo Xian Photoelectric Co., Ltd. |
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