CN207976796U - A kind of screen assembly and terminal device - Google Patents
A kind of screen assembly and terminal device Download PDFInfo
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- CN207976796U CN207976796U CN201820429631.9U CN201820429631U CN207976796U CN 207976796 U CN207976796 U CN 207976796U CN 201820429631 U CN201820429631 U CN 201820429631U CN 207976796 U CN207976796 U CN 207976796U
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- electrical connection
- screen
- connection interface
- flexible pcb
- display
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Abstract
The utility model proposes a kind of screen assemblies, including：Display screen, the display screen back side include viewing area and the first electrical connection interface, and the first electrical connection interface is arranged in at least side of non-display area；Flexible PCB is attached in the viewing area of display screen, and flexible PCB is electrically connected by the first electrical connection interface with display screen, and flexible PCB is equipped with the second electrical connection interface；Screen driving chip is electrically connected by the second electrical connection interface with flexible PCB.Since the first electrical connection interface is directly set up directly on the periphery in display screen back displays area by screen assembly scheme provided by the utility model, screen driving chip is electrically connected with flexible PCB again, come screen driving chip and receiving flexible PCB to not have to the spacing on the glass under screen display area for the binding of the first electrical connection interface is arranged, display platen edge only needs the width of reserved first electrical connection interface, is easy to implement screen narrow frame design comprehensively.
Description
Technical field
The utility model is related to Screen Technology field more particularly to a kind of screen assemblies and terminal device.
Background technology
With the development of smart mobile phone industry, an important factor for screen accounting becomes smart mobile phone product competition, it is this become
Under gesture pushes, screen starts to occur comprehensively, and screen is mobile phone industry bound pair in one of superelevation screen accounting Cell Phone Design than broad comprehensively
Definition, from literal upper explanation be exactly the front of mobile phone be entirely screen, four bezel locations of mobile phone are all that use is extremely narrow
Frame design pursues the screen accounting close to 100%.Screen design brings challenge to the other scheme of traditional fingerprint comprehensively, traditional
Smart mobile phone is in the physical button being placed on fingerprint recognition under screen, but screen design needs to remove the reality of screen lower end comprehensively
Body button has a kind of scheme to be placed under screen, and existing COG (chip on glass) screen packaging technology cannot achieve.
The COG encapsulation that most mobile phone screen uses at present, be meant that screen IC chip bonding (bonding, by
Bonding transliteration means chip overlay film, is binded by certain substance, under certain temperature, pressure and time, realizes liquid crystal
Glass and flexible circuit board are mechanically connected and the processing method of electrically conducting) on glass, it needs to reserve sky below display area
Between place screen FPC cablings and screen IC chip, as described in Figure 1, Fig. 1 is screen COG scheme schematic diagrames, and the lower section of screen 1 is set
There are 10 region of glass of protrusion, glass 10 to be equipped with screen driving chip 11, screen bonding interface 13, touches flexible PCB 12
Chip bonding interface 14 is controlled, this so that below screen larger space must be reserved, and is difficult to realize screen narrow frame design comprehensively, because
This, needs to propose that a kind of screen scheme can realize narrow frame design, retains the viewing area of large area.
Utility model content
The utility model embodiment provides a kind of screen assembly and terminal device, to solve screen back side flexible circuit
Plate and screen driving chip occupied space are big, it is difficult to the problem of realizing screen narrow frame design comprehensively.
The utility model provides a kind of screen assembly, including：
Display screen, the display screen back side include viewing area and the first electrical connection interface, and the setting of the first electrical connection interface is being shown
At least side of area periphery；
Flexible PCB is attached in the viewing area of display screen, and flexible PCB passes through the first electrical connection interface and display
Screen electrical connection, flexible PCB are equipped with the second electrical connection interface；
Screen driving chip is electrically connected by the second electrical connection interface with flexible PCB.
Since the first electrical connection interface is directly set up directly on display screen by screen assembly scheme provided by the utility model
The periphery in back displays area, then screen driving chip is electrically connected with flexible PCB, to without under screen display area
Spacing comes screen driving chip and receiving flexible PCB, display screen for the binding of the first electrical connection interface is arranged on glass
Edge only needs the width of reserved first electrical connection interface, is easy to implement screen narrow frame design comprehensively.
Preferably, the first electrical connection interface is arranged in at least both sides of non-display area.
Preferably, the width of the first electrical connection interface is equal.
Preferably, the bonding interface that the first electrical connection interface is made of the more contact conductors that display screen is drawn.
Preferably, the back side of flexible PCB is also covered with foam.
Preferably, flexible PCB further includes extension and the connector in extension one end is arranged.
Preferably, the width of the first electrical connection interface is not more than 0.9mm.
Preferably, flexible PCB is equipped with third electrical connection interface, and screen assembly further includes touch chip, touch chip
It is electrically connected with flexible PCB by third electrical connection interface.
Preferably, flexible PCB is equipped with the 4th electrical connection interface, and screen assembly further includes fingerprint chip, fingerprint chip
It is electrically connected with flexible PCB by the 4th electrical connection interface.
The utility model also provides a kind of terminal device, including above-mentioned screen assembly.Due to screen provided by the utility model
First electrical connection interface is directly set up directly on the periphery in display screen back displays area by curtain packaging scheme, then screen is driven core
Piece is electrically connected with flexible PCB, is connect to not have to the spacing on the glass under screen display area for the first electrical connection is arranged
Mouth binding carrys out screen driving chip and accommodates flexible PCB, and display platen edge only needs the width of reserved first electrical connection interface
Degree realizes screen narrow frame design comprehensively convenient for terminal device.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly introduced, it should be apparent that, the accompanying drawings in the following description is only some implementations of the utility model
Example, for those of ordinary skill in the art for, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 show screen COG scheme schematic diagrames；
Fig. 2 show a kind of structural relation schematic diagram of screen assembly embodiment of the utility model one.
Specific implementation mode
In order to keep the purpose of this utility model, technical solution and advantage clearer, below in conjunction with attached drawing to this practicality
It is novel to be described in further detail, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work
Under the premise of all other embodiment for being obtained, shall fall within the protection scope of the present invention.
As shown in Fig. 2, Fig. 2 is a kind of structural relation schematic diagram of screen assembly embodiment of the utility model one；
The schematic diagram at 2 back side of display screen is shown in embodiment one, and 2 back side of display screen includes viewing area and the first electrical connection
Interface 21, the first electrical connection interface 21 are arranged in at least side of non-display area；Flexible PCB 20 is attached at display screen 2
Viewing area in, flexible PCB 20 is electrically connected by the first electrical connection interface 21 with display screen 2, and flexible PCB 20 is equipped with
Second electrical connection interface 23；Screen driving chip 22 is electrically connected by the second electrical connection interface 23 with flexible PCB 20.Due to
First electrical connection interface 21 is directly set up directly on 2 back displays area of display screen by screen assembly scheme provided by the utility model
Periphery, then screen driving chip 22 is electrically connected with flexible PCB 20, to without on the glass under screen display area
Spacing is used for being arranged the first electrical connection interface 21 binding screen driving chip 22 and accommodates flexible PCB 20, display screen 2
Edge only needs the width of reserved first electrical connection interface 21, is easy to implement screen narrow frame design comprehensively.In a kind of implementation
It includes organic luminous layer and glass substrate layer, the first electrical connection that display screen 2, which uses OLED display screen 2, OLED display screen 2, in scheme
Interface 21 is arranged at the back side of glass substrate layer.In one embodiment, the utility model flexible PCB 20 can be used whole
The viewing area of display screen 2 is completely covered in flexible PCB 20, and certainly in other embodiments, those skilled in the art can be with
As needed and how much area is arranged in cost selection.
In one embodiment, the first electrical connection interface 21 is arranged in at least both sides of non-display area.That is,
First electrical connection interface 21 can be arranged all to be arranged in the arbitrary both sides of non-display area, arbitrary three side or four sides, specific to use
Which kind of scheme is determined by those skilled in the art according to installation requirements.First electrical connection interface 21 of the same side can be continuous
, can also be intermittent, shape is also not necessarily strip, can also be curve or other shapes, with specific reference to needs
Selection.
In one embodiment, the width of the first electrical connection interface 21 is done it is equal, such as when non-display area
When the first electrical connection interface 21 is all arranged in arbitrary both sides, arbitrary three side or four sides, in order to enable the comprehensive screen viewing area two made
The width of the narrow side on side is equal, can vision can be imitated in this way the equal of the width of the first electrical connection interface 21 setting
Fruit is good, also allows for making.Certainly, those skilled in the art can also be arranged the first electrical connection interface 21 according to the demand of oneself
It is unequal.In one embodiment, the width of the first electrical connection interface 21 is not more than 0.9mm, making easy to process, and does
At comprehensive screen good visual effect.
In one embodiment, the first electrical connection interface 21 is made of the more contact conductors that display screen 2 is drawn
Bonding interface.
In one embodiment, the back side of flexible PCB 20 is also covered with foam.0.1~0.2mm of thickness of foam,
There are the shading glue of 0.03mm~0.04mm, shading glue to be used for shading on foam, prevents light from being appeared from bottom and come to which influence is aobvious
The quality that display screen is shown, foam, which is exactly protective glass, to be prevented operation, carry or shakes the impact brought with center when placing, and is prevented
It only ruptures, since foam itself is also black, more plays the role of the double-deck shading.
In one embodiment, flexible PCB 20 further includes extension 24 and the connector in extension one end is arranged
25, extension 24 is stretched out from 20 side of flexible PCB, and connector 25, which is mainly used for connecting with the circuit of mainboard, to be communicated.
In one embodiment, flexible PCB 20 is equipped with third electrical connection interface 27, and screen assembly further includes touching
Chip 26 is controlled, touch chip 26 is electrically connected by third electrical connection interface 27 with flexible PCB 20, and touch chip is in flexible electrical
Position on road plate 20 can arbitrarily select according to demand, considerably increase the degree of freedom of position setting, and touch chip is mainly used
In the touch control operation of detection user on the screen, the touch control operation function of terminal device is realized.
In one embodiment, flexible PCB 20 is equipped with the 4th electrical connection interface, and screen assembly further includes fingerprint
Chip, fingerprint chip are electrically connected by the 4th electrical connection interface with flexible PCB 20, and fingerprint chip is on flexible PCB 20
Position can arbitrarily select according to demand, fingerprint chip realizes terminal device mainly for detection of the fingerprint inputted on screen
The function of fingerprint recognition, in other embodiments, the area in order to reduce chip can also be screen driving chip, touch-control core
Any two in piece, fingerprint chip integrate, alternatively, three integrates installation；To which fingerprint chip can basis
It needing to be arranged on flexible PCB 20, setting can be electrically connected in any position with flexible PCB, to also solve,
In traditional COG schemes, the insufficient space of 2 lower section of display screen is to be arranged fingerprint chip, it is difficult to realize the fingerprint screen shielded comprehensively under
The problem of identification function, has significant technological progress.
The utility model embodiment two provides a kind of terminal device, including above-mentioned screen assembly.Due to the utility model
First electrical connection interface is directly set up directly on the periphery in display screen back displays area by the screen assembly scheme of offer, then will screen
Curtain driving chip is electrically connected with flexible PCB, is used for being arranged first to not have to the spacing on the glass under screen display area
Electrical connection interface binding carrys out screen driving chip and accommodates flexible PCB, and display platen edge only needs reserved first electrical connection
The width of interface realizes screen narrow frame design comprehensively convenient for terminal device.The terminal device is specifically as follows Desktop Computing
Machine, portable computer, smart mobile phone, tablet computer, personal digital assistant (Personal Digital Assistant,
PDA) etc..Specifically, the terminal device described in the utility model embodiment may include central processing unit (Center
Processing Unit, CPU), memory, input equipment and output equipment etc., input equipment may include keyboard, mouse,
Touch screen etc., output equipment may include display equipment, such as liquid crystal display (Liquid Crystal Display, LCD), the moon
Extreme ray pipe (Cathode Ray Tube, CRT), Organic Light Emitting Diode (Organic Light-Emitting Diode,
OLED) display etc..
In the present invention, term " multiple " then refers to two or more, unless otherwise restricted clearly.Term
The terms such as " installation ", " connected ", " connection ", " fixation " shall be understood in a broad sense, for example, " connection " may be a fixed connection,
Can be detachably connected, or be integrally connected；" connected " can be directly connected, and can also pass through the indirect phase of intermediary
Even.For the ordinary skill in the art, it can understand above-mentioned term in the present invention as the case may be
Concrete meaning.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least the one of the utility model
In a embodiment or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment
Or example.Moreover, the particular features, structures, materials, or characteristics of description can be in any one or more embodiments or example
In can be combined in any suitable manner.
Although the preferred embodiment of the utility model has been described, once a person skilled in the art knows basic
Creative concept, then additional changes and modifications may be made to these embodiments.It is wrapped so the following claims are intended to be interpreted as
It includes preferred embodiment and falls into all change and modification of the scope of the utility model.
Obviously, those skilled in the art can carry out the utility model various modification and variations without departing from this practicality
Novel spirit and scope.If in this way, these modifications and variations of the present invention belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (10)
1. a kind of screen assembly, which is characterized in that including：
Display screen, the display screen back side include viewing area and the first electrical connection interface, and the first electrical connection interface setting exists
At least side of the non-display area；
Flexible PCB is attached in the viewing area of the display screen, and the flexible PCB connects by described first
Mouth is electrically connected with the display screen, and the flexible PCB is equipped with the second electrical connection interface；
Screen driving chip is electrically connected by second electrical connection interface with the flexible PCB.
2. screen assembly according to claim 1, which is characterized in that
First electrical connection interface is arranged in at least both sides of the non-display area.
3. screen assembly according to claim 2, which is characterized in that
The width of first electrical connection interface is equal.
4. screen assembly according to claim 1, which is characterized in that
The bonding interface that first electrical connection interface is made of the more contact conductors that the display screen is drawn.
5. screen assembly according to claim 1, which is characterized in that the back side of the flexible PCB is also covered with bubble
Cotton.
6. screen assembly according to claim 1, which is characterized in that the flexible PCB further includes extension and setting
Connector in described extension one end.
7. according to claim 1-6 any one of them screen assemblies, which is characterized in that
The width of first electrical connection interface is not more than 0.9mm.
8. according to claim 1-6 any one of them screen assemblies, which is characterized in that the flexible PCB is equipped with third
Electrical connection interface, the screen assembly further include touch chip, and the touch chip passes through the third electrical connection interface and institute
State flexible PCB electrical connection.
9. according to claim 1-6 any one of them screen assemblies, which is characterized in that the flexible PCB is equipped with the 4th
Electrical connection interface, the screen assembly further include fingerprint chip, and the fingerprint chip passes through the 4th electrical connection interface and institute
State flexible PCB electrical connection.
10. a kind of terminal device, which is characterized in that including：
Screen assembly as described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820429631.9U CN207976796U (en) | 2018-03-28 | 2018-03-28 | A kind of screen assembly and terminal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820429631.9U CN207976796U (en) | 2018-03-28 | 2018-03-28 | A kind of screen assembly and terminal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207976796U true CN207976796U (en) | 2018-10-16 |
Family
ID=63763659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820429631.9U Active CN207976796U (en) | 2018-03-28 | 2018-03-28 | A kind of screen assembly and terminal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207976796U (en) |
-
2018
- 2018-03-28 CN CN201820429631.9U patent/CN207976796U/en active Active
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