CN107704024A - Display screen and terminal device - Google Patents

Display screen and terminal device Download PDF

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Publication number
CN107704024A
CN107704024A CN201710912211.6A CN201710912211A CN107704024A CN 107704024 A CN107704024 A CN 107704024A CN 201710912211 A CN201710912211 A CN 201710912211A CN 107704024 A CN107704024 A CN 107704024A
Authority
CN
China
Prior art keywords
photodiode
display screen
display
bonding
function layer
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.)
Granted
Application number
CN201710912211.6A
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Chinese (zh)
Other versions
CN107704024B (en
Inventor
段俊杰
郭海涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vivo Mobile Communication Co Ltd
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Vivo Mobile Communication Co Ltd
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Publication date
Application filed by Vivo Mobile Communication Co Ltd filed Critical Vivo Mobile Communication Co Ltd
Priority to CN201710912211.6A priority Critical patent/CN107704024B/en
Publication of CN107704024A publication Critical patent/CN107704024A/en
Application granted granted Critical
Publication of CN107704024B publication Critical patent/CN107704024B/en
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Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1626—Constructional details or arrangements for portable computers with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0266—Details of the structure or mounting of specific components for a display module assembly

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Position Input By Displaying (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

This application discloses a kind of display screen and terminal device, the display screen includes：With the photoelectric diode of the display module bonding of the display screen, and it is connected with the photodiode, and positioned at the photoelectricity application specific integrated circuit at the display module back side.The scheme of the embodiment of the present application, by the way that the photodiode for being used to carry out photoinduction in photoelectric sensor is bonded to inside display module, the display module back side will be arranged at for the photoelectricity application specific integrated circuit for handling optical signal, so as to improve the screen accounting of complete machine.

Description

Display screen and terminal device
Technical field
The application is related to field of terminal, more particularly to a kind of display screen and terminal device.
Background technology
With the fast development of smart mobile phone, the design shielded comprehensively has become the main flow in future, to realize what is shielded comprehensively Design, it is necessary to which the device of opponent's machine face is laid out again, and ambient light sensor and infrared distance sensor are exactly wherein A part.Ambient light sensor is the brightness for detecting ambient light, so as to come aid in adjust screen backlight brightness, realize Backlight illumination automatically adjusts.Because light is along rectilinear propagation properties, the light intensity that different angle is experienced is different. In order to accurately sense the light intensity that human eye is experienced, ambient light sensor usually requires to put on the positive top of mobile phone, this Just formed and conflicted with the demand shielded comprehensively；Infrared distance sensor is close for detecting ear when receiving calls, so as to close screen Curtain prevents face's maloperation touch-screen, therefore infrared distance sensor is also required to put on the positive top of mobile phone, with screen comprehensively Design forms conflict.
Fig. 1 is position view of one embodiment photoelectric sensor in terminal device of the application.
As shown in figure 1, in traditional design, electric transducer layout is positive in mobile phone, limits the screen accounting of complete machine.This Outside, photoelectric sensor be typically paster on mainboard, make it corresponding with the ink form at cover-plate glass by structure control, Build-up tolerance can bring the problem of uniformity；In addition, by way of Standard, had between photoelectric sensor and cover-plate glass One safety clearance, this gap can influence light efficiency and the visual angle of photoelectric sensor.It can be seen that the layout of existing photoelectric sensor The defects of more be present in mode.
But for screen design comprehensively, how front sets photoelectric transfer without the position of complete photoelectric sensor Sensor, there is also problem.
The content of the invention
The purpose of the embodiment of the present application is to provide a kind of display screen and terminal device, and the screen for improving terminal device complete machine accounts for Than.
First aspect, there is provided a kind of display screen, including photoelectric sensor, the photoelectric sensor include：
With the photoelectric diode of the display module bonding of the display screen, and
It is connected with the photodiode, and positioned at the photoelectricity application specific integrated circuit at the display module back side.
Second aspect, there is provided a kind of terminal device, the terminal device include the display screen of first aspect.
In the embodiment of the present application, by by photoelectric sensor be used for carry out photoinduction photodiode be bonded to it is aobvious Show in module, the display module back side will be arranged at for handling the photoelectricity application specific integrated circuit of optical signal, it is whole so as to improve The screen accounting of machine.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding of the present application, forms the part of the application, this Shen Schematic description and description please is used to explain the application, does not form the improper restriction to the application.In the accompanying drawings：
Fig. 1 is position view of one embodiment photoelectric sensor in terminal device of the application.
Fig. 2 is the structural representation of one embodiment display screen of the application.
Fig. 3 is the structural representation of another embodiment display screen of the application.
Fig. 4 is the block diagram of one embodiment terminal device of the application.
Embodiment
To make the purpose, technical scheme and advantage of the application clearer, below in conjunction with the application specific embodiment and Technical scheme is clearly and completely described corresponding accompanying drawing.Obviously, described embodiment is only the application one Section Example, rather than whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not doing Go out under the premise of creative work the every other embodiment obtained, belong to the scope of the application protection.
In order to facilitate the embodiment of the present application is understood, introduced first at this embodiment of the present application description in can introduce it is several will Element.
Bonding (bonding)：Standard technology in chip (IC) technique.Mainly panel and glass, (glass is most Number is to scribble a kind of glass of metal coating, single or double) it is grouped together according to certain workflow, play protection With a kind of technique for making image clearly.
It is mentioned above to solve the problems, such as present applicant proposes a kind of display screen and terminal device.
Fig. 2 is the structural representation of one embodiment display screen of the application.As shown in Fig. 2 display screen includes：
With the photoelectric diode (photodiode) of the display module bonding of the display screen, and
It is connected with the photodiode, and positioned at the photoelectricity application specific integrated circuit at the display module back side (Application Specific Integrated Circuits)。
In the embodiment of the present application, by the way that the photodiode for being used to carry out photoinduction in photoelectric sensor is bonded into display In module, the display module back side will be arranged at for the photoelectricity application specific integrated circuit for handling optical signal, so as to minimize light The area occupied that the front of electric transducer stacks, maximize the screen accounting of complete machine.
In addition, the scheme of the embodiment of the present application, by way of photodiode bonding in display module, Ke Yijing The absolute position and gap of true control photodiode, ensure the uniformity of sensing effect.
In addition, the scheme of the embodiment of the present application, can minimize structure interval by bonding process, make photoelectric sensor Light efficiency and visual angle reach maximization.
In addition, the scheme of the embodiment of the present application, by using the display module of integration, simplifies Standard process, Production efficiency can be improved to a certain extent.
It should be understood that the photodiode is bonded to display module, can specifically be bonded in a certain layer inside display module.
Fig. 3 is the structural representation of another embodiment display screen of the application.As shown in figure 3, the display module is successively Including：Glass cover-plate, the adhesive linkage for adhering glass cover plate and polaroid, polaroid, touch panel sensor sensor, display Functional layer, protective layer；Wherein, the photodiode bonding is on display function layer, and positioned at the display function layer with it is described Between touch panel sensor.
Further, fringe region of the photodiode bonding in the display function layer.Specifically, the photodiode The fringe region of the display function floor of institute's bonding is located at the black surround area of display screen.
As shown in Fig. 2 the screen front of terminal device may include viewing area, black surround area, center successively from inside to outside.It is optional Ground, the photodiode of the embodiment of the present application, it can be located in the black surround area of screen, and black surround is seamless merges.
Alternatively, the bonding position of photodiode, can include following at least one：
The left side of photodiode bonding display function layer top edge in the upright placement of display screen user oriented；Or Person
The pars intermedia of photodiode bonding display function layer top edge in the upright placement of display screen user oriented Point；Or
The right side of photodiode bonding display function layer top edge in the upright placement of display screen user oriented；Or Person
The left side of photodiode bonding display function layer lower edge in the upright placement of display screen user oriented；Or Person
The pars intermedia of photodiode bonding display function layer lower edge in the upright placement of display screen user oriented Point；Or
The right side of photodiode bonding display function layer lower edge in the upright placement of display screen user oriented；Or Person
The upside of photodiode bonding display function layer right hand edge in the upright placement of display screen user oriented；Or Person
The pars intermedia of photodiode bonding display function layer right hand edge in the upright placement of display screen user oriented Point；Or
The downside of photodiode bonding display function layer right hand edge in the upright placement of display screen user oriented；Or Person
The upside of photodiode bonding display function layer left hand edge in the upright placement of display screen user oriented；Or Person
The pars intermedia of photodiode bonding display function layer left hand edge in the upright placement of display screen user oriented Point；Or
The downside of photodiode bonding display function layer left hand edge in the upright placement of display screen user oriented.
By taking Fig. 2 as an example, the top edge of photoelectricity bonding display function layer in the upright placement of display screen user oriented is most Right half, in other words, most right half of the photoelectricity bonding in the top edge in the black surround area of display module.
Alternatively, just also it is being coated with color filter layer facing to the positive side of display module in the photodiode (colorfilter).It should be understood that the color filter layer can be with photoelectric sensor in the terminal device of prior art The function of colorfilter modules.The color filter layer, the photodiode of display module can be plated to by coating techniques On, photoelectric area sensor is built into display module with realizing.
Alternatively, black dielectric layer is additionally provided between the photodiode and the display function layer, it is optically isolated for carrying out.
Alternatively, the photodiode is used for the induction zone as ambient light sensor.
It should be understood that the light received of photodiode is directly transmitted through the light come from glass cover-plate；For ring The light received for the optical sensor of border is external environmental light.It is the detection that ambient light can be achieved by photodiode.
Alternatively, the photodiode includes infrared-emitting diode and infrared receiving diode, for infrared distance measurement.
It should be understood that the light that infrared-emitting diode is sent can be just transmitted into outside complete machine through glass cover-plate；For For infrared receiving diode, the light of reception be blocked outside infrared light transmit away passes through reflect it is infrared Light.Pass through infrared-emitting diode and infrared receiving diode, you can realize infrared distance detection.
It should be understood, of course, that photodiode bonding now, including infrared-emitting diode bonding and the pole of infrared receiver two Pipe bonding.
Alternatively, the display screen also includes FPC, and the FPC is connected to the photodiode, and bends The back side of the display module is attached to around the display module edge, the photoelectricity application specific integrated circuit is bonded to the FPC position The photodiode is connected in the part at the back side of the display module, and by the FPC.
The photoelectricity application specific integrated circuit is bonded to the mode of the FPC, coil type chip on film can be used to encapsulate COF (Chip on film) etc..
Further, the FPC is also linked into the application processing on the mainboard of the terminal device where the display screen Device, wherein, the photoelectricity application specific integrated circuit is converted into number by being filtered to the signal of the photodiode and enhanced processing Word signal is simultaneously transferred to the application processor by the connector of the FPC, to carry out Photoelectric Detection.
In the embodiment of the present application, by being bonded to what is separated for example, by COF technique on FPC, then It is connected on the photodiode in display module by FPC, the signal of photodiode is filtered in near-end And enhanced processing, while the application processor that data signal is transferred to by flexible circuit board connector on mainboard is converted into, from And realize Indisplay Photoelectric Detection.
The scheme of the embodiment of the present application, terminal device can be caused to possess photoelectric sensor (ambient light sensing in theory Device and infrared distance sensor) function on the premise of, it would be preferable to support to more than 98% screen accounting comprehensive screen design.
In addition, the performance of the mobile terminal of the embodiment of the present application can accomplish not to be weaker than traditional scheme, and biography can be optimized The angular of system ambient light sensor, additionally it is possible to optimize the dark hair effect of traditional infrared range sensor, additionally it is possible to simplify knot Structure assemble flow.
Fig. 4 is the schematic diagram of one embodiment terminal device of the application.As shown in figure 4, the terminal device may include to show Display screen, the display screen can be Fig. 2 or the display screen of embodiment illustrated in fig. 3.
Embodiments herein is described above in conjunction with accompanying drawing, but the application be not limited to it is above-mentioned specific Embodiment, above-mentioned embodiment is only schematical, rather than restricted, one of ordinary skill in the art Under the enlightenment of the application, in the case of the application objective and scope of the claimed protection is not departed from, it can also make a lot Form, belong within the protection of the application.

Claims (11)

1. a kind of display screen, including photoelectric sensor, it is characterised in that the photoelectric sensor includes：
With the photoelectric diode of the display module bonding of the display screen, and
It is connected with the photodiode, and positioned at the photoelectricity application specific integrated circuit at the display module back side.
2. display screen as claimed in claim 1, it is characterised in that
The display module includes successively：Glass cover-plate, the adhesive linkage for adhering glass cover plate and polaroid, polaroid, touch Touch screen sensor, display function layer, protective layer；
Wherein, the photodiode bonding is on the display function layer, and is located at the display function layer and the touch Between screen sensor.
3. display screen as claimed in claim 2, it is characterised in that
Fringe region of the photodiode bonding in the display function layer.
4. display screen as claimed in claim 3, it is characterised in that the photodiode bonding the display screen towards with The left side of display function layer top edge during the upright placement in family；Or
The photodiode bonding is in the display screen user oriented upright placement in the display function layer top edge Between part；Or
The right side of photodiode bonding display function layer top edge in the upright placement of the display screen user oriented Side；Or
A left side for photodiode bonding display function layer lower edge in the upright placement of the display screen user oriented Side；Or
The photodiode bonding is in the display screen user oriented upright placement in the display function layer lower edge Between part；Or
The right side of photodiode bonding display function layer lower edge in the upright placement of the display screen user oriented Side；Or
The photodiode bonding in the display screen user oriented upright placement the display function layer right hand edge it is upper Side；Or
The photodiode bonding is in the center section of the display function layer right hand edge；Or
The photodiode bonding is in the display screen user oriented upright placement under the display function layer right hand edge Side；Or
The photodiode bonding in the display screen user oriented upright placement the display function layer left hand edge it is upper Side；Or
The photodiode bonding is in the display screen user oriented upright placement in the display function layer left hand edge Between part；Or
The photodiode bonding is in the downside of the display function layer left hand edge.
5. display screen as claimed in claim 3, it is characterised in that
The fringe region of the display function floor of photodiode institute bonding is located at the black surround area of the display screen.
6. display screen as claimed in claim 2, it is characterised in that
Black dielectric layer is additionally provided between the photodiode and the display function layer, it is optically isolated for carrying out.
7. display screen as claimed in claim 2, it is characterised in that
Color filter layer is also coated with the side of the photodiode towards the touch panel sensor.
8. display screen as claimed in claim 1, it is characterised in that
The photodiode includes infrared-emitting diode and infrared receiving diode, for infrared distance measurement.
9. display screen as claimed in claim 1, it is characterised in that
The display screen also includes FPC, and the FPC is connected to the photodiode, and is bent around The display module edge is attached to the back side of the display module, and the photoelectricity application specific integrated circuit is bonded to the flexible circuitry Plate is located at the part at the back side of the display module, and is connected to the photodiode by the FPC.
10. display screen as claimed in claim 9, it is characterised in that
The FPC is also linked into the application processor on the mainboard of the terminal device where the display screen,
Wherein, the photoelectricity application specific integrated circuit is turned by being filtered to the signal of the photodiode and enhanced processing Turn to data signal and the application processor is transferred to by the connector of the FPC, to carry out Photoelectric Detection.
11. a kind of terminal device, it is characterised in that including the display screen as described in claim any one of 1-10.
CN201710912211.6A 2017-09-29 2017-09-29 Display screen and terminal equipment Active CN107704024B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710912211.6A CN107704024B (en) 2017-09-29 2017-09-29 Display screen and terminal equipment

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CN107704024A true CN107704024A (en) 2018-02-16
CN107704024B CN107704024B (en) 2020-02-14

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CN108494908A (en) * 2018-03-09 2018-09-04 广东欧珀移动通信有限公司 Electronic device and manufacturing method
CN108512956A (en) * 2018-03-09 2018-09-07 广东欧珀移动通信有限公司 Electronic device and its manufacturing method
CN108665815A (en) * 2018-05-15 2018-10-16 珠海格力电器股份有限公司 A kind of display device
CN108712525A (en) * 2018-04-18 2018-10-26 北京小米移动软件有限公司 Mobile terminal
CN108712523A (en) * 2018-03-30 2018-10-26 广东欧珀移动通信有限公司 Electronic device and its manufacturing method
CN108833615A (en) * 2018-03-29 2018-11-16 广东欧珀移动通信有限公司 Electronic device
CN108932024A (en) * 2018-06-26 2018-12-04 维沃移动通信有限公司 A kind of mobile terminal
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CN105334911A (en) * 2014-06-26 2016-02-17 联想(北京)有限公司 Electronic device
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CN108512956A (en) * 2018-03-09 2018-09-07 广东欧珀移动通信有限公司 Electronic device and its manufacturing method
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CN108712523A (en) * 2018-03-30 2018-10-26 广东欧珀移动通信有限公司 Electronic device and its manufacturing method
CN108712525A (en) * 2018-04-18 2018-10-26 北京小米移动软件有限公司 Mobile terminal
CN108665815A (en) * 2018-05-15 2018-10-16 珠海格力电器股份有限公司 A kind of display device
CN108932024A (en) * 2018-06-26 2018-12-04 维沃移动通信有限公司 A kind of mobile terminal
CN110570794A (en) * 2019-08-29 2019-12-13 维沃移动通信有限公司 Display module, terminal equipment and manufacturing method of display module

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