CN208590011U - Mobile terminal and its display module, driving chip - Google Patents
Mobile terminal and its display module, driving chip Download PDFInfo
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- CN208590011U CN208590011U CN201821182839.1U CN201821182839U CN208590011U CN 208590011 U CN208590011 U CN 208590011U CN 201821182839 U CN201821182839 U CN 201821182839U CN 208590011 U CN208590011 U CN 208590011U
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Abstract
The utility model relates to a kind of mobile terminal and its display module, driving chip, driving chip includes chip body and connector；Chip body is provided with multiple first pins, and chip body is additionally provided with multiple second pins on one side, and encapsulation is provided with driving circuit in chip body, and each first pin is connect by driving circuit with each second pin；Connector is set to the one side that chip body is provided with second pin, connector is provided with multiple third pins towards chip body on one side, each third pin connects one to one with each second pin, connector is provided with first interface, first interface is provided with one the 4th pin, and each 4th pin connects one to one with each third pin.Realize the Fast Installation of flexible circuit board and connector, convenient for the disassembly of flexible circuit board, is conducive to the maintenance when failure occurs to display module, eliminates flexible circuit board to the occupancy in the space of substrate, the width for being conducive to reduce the frame of mobile terminal improves screen accounting.
Description
Technical field
The utility model relates to technical field of mobile terminals, more particularly to a kind of mobile terminal and its display module, drive
Dynamic chip.
Background technique
With the continuous development of mobile Internet, mobile terminal is also rapidly developed.Mobile terminal now, towards light
Thin, miniaturization, while mobile terminal develops towards lightening direction, the area of the display screen of mobile terminal but towards
Increasing direction develops, and the screen accounting of the display screen of mobile terminal is being continuously improved.
In order to improve screen accounting, need to reduce the width of the frame on the outside of display screen, area, this requires LCD
The LCM (Module, display module) of (Liquid Crystal Display, liquid crystal display) is smaller.Traditional LCM's
Package assembly are as follows: FPC (Flexible Printed Circuit, flexible circuit board) is passed through into ACF (Anisotropic
Conductive Film, anisotropic conductive film) attach on the glass substrate of LCD, LCD display by driving chip with
FPC connection.
Traditional LCM, on the one hand, since need to reserve driving chip and FPC on the glass substrate overlays position, cause
The reserved position of glass substrate edge is larger, is unfavorable for reducing the width of the frame of mobile terminal, is unfavorable for improving screen accounting, separately
On the one hand, it since driving chip and FPC are non-dismountable after being mounted on substrate, when the one of element fault of LCM, needs pair
Entire LCM is replaced, and causes maintenance cost higher.
Utility model content
Based on this, it is necessary to provide a kind of mobile terminal and its display module, driving chip.
A kind of driving chip, comprising: chip body and connector；
The chip body is provided with multiple first pins, and each first pin with display screen for connecting, the core
Piece ontology is additionally provided with multiple second pins on one side, encapsulates in the chip body and is provided with driving circuit, and each described first
Pin is connect by the driving circuit with each second pin；
The connector is set to the one side that the chip body is provided with the second pin, and the connector is towards institute
That states chip body is provided with multiple third pins on one side, and each third pin and each second pin correspond and connect
It connects, the connector is provided with first interface, and the first interface is provided with one the 4th pin, each 4th pin and each institute
Third pin is stated to connect one to one.
In one embodiment, the chip body and the connector integral packaging are arranged.
In one embodiment, the chip body is connect by glue film with the connector.
In one embodiment, the chip body is connected by a snap with the connector.
In one embodiment, first pin and the second pin are respectively arranged at the opposite of the chip body
Two faces.
A kind of display module, including display screen, flexible circuit board and substrate further include any of the above-described as described in the examples
Driving chip；
The display screen and the chip body are set on the substrate, the institute of the display screen and the chip body
The electrical connection of the first pin is stated, one end of the flexible circuit board is provided with second interface, and the second interface is provided with one the 5th
Pin, each second interface connect one to one with each first interface, and each 5th pin draws with each described 4th
Foot connects one to one.
In one embodiment, the first interface is maternal interface, and the second interface is public access mouth, the second interface
It is inserted in the first interface.
In one embodiment, the first interface is public access mouth, and the second interface is maternal interface, the first interface
It is inserted in the second interface.
In one embodiment, the first interface is set to the one end of the chip body far from the display screen.
A kind of mobile terminal, including the display module in any of the above-described embodiment.
Above-mentioned mobile terminal and its display module, driving chip are connected by being arranged on the chip body of driving chip
First interface is arranged in device, connector, so that flexible circuit board is connected by the first interface of second interface and connector, realizes
The Fast Installation of flexible circuit board and connector, and it is convenient for the disassembly of flexible circuit board, be conducive to when failure occurs to display
The maintenance of mould group, and flexible circuit board is eliminated to the occupancy in the space of substrate, the reserved location of substrate edges is reduced, is had
Conducive to the width for the frame for reducing mobile terminal, screen accounting is improved.
Detailed description of the invention
Fig. 1 is a direction structure and partial cutaway schematic for the driving chip of an embodiment of the present invention；
Fig. 2 is a Directional Decomposition structural schematic diagram of the display module of an embodiment of the present invention.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The better embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms
It realizes, however it is not limited to embodiments described herein.On the contrary, the purpose of providing these embodiments is that making practical new to this
The disclosure of type understands more thorough and comprehensive.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein packet
Include any and all combinations of one or more related listed items.
As shown in Figure 1, it is the driving chip 100 of an embodiment of the present invention, comprising: chip body 110 and connection
Device 120；The chip body 110 is provided with multiple first pins 111, and each first pin 111 is used to connect with display screen 200
It connects, the chip body 110 is additionally provided with multiple second pins 112 on one side, and encapsulation is provided with drive in the chip body 110
Dynamic circuit (not shown), each first pin 111 are connect by the driving circuit with each second pin 112；It is described
Connector 120 is set to the one side that the chip body 110 is provided with the second pin 112, and the connector 120 is towards institute
That states chip body 110 is provided with multiple third pins 123, each third pin 123 and each second pin 112 on one side
It connects one to one, the connector 120 is provided with first interface 121, and the first interface 121 is provided with one the 4th pin
124, each 4th pin 124 connects one to one with each third pin 123.
Specifically, incorporated by reference to Fig. 2, driving chip 100 with display screen 200 for connecting, for driving display screen 200.It should
Chip body 110 is made of the encapsulating material encapsulation of insulation, is internally provided with driving circuit, the first pin 111 and second
Pin 112 is set to the outer surface of chip body 110, it is worth mentioning at this point that, the first pin 111 and second pin 112 can be with
It is arranged on the same face of chip body 110, also can be set on the different face of chip body 110,111 He of the first pin
Second pin 112 is connect with driving circuit respectively.In the present embodiment, chip body 110 has one connect with connector 120
Face, the second pin 112 are set to the one side that the chip body 110 is connect with connector 120.Connector 120 and chip body
110 connections, and first interface 121 is arranged in connector 120, first interface 121 with flexible circuit board 300 for connecting, due to even
Each 4th pin 124 for connecing device 120 connects one to one with each third pin 123, and each third pin 123 and each second pin
112 connect one to one, in this way, making flexible circuit board 300 when connecting with first interface 121, flexible circuit board 300 is realized
With being electrically connected for driving circuit, and realizes and be electrically connected with display screen 200.
In order to realize the connection of connector 120 Yu chip body 110, in one embodiment, the chip body 110 with
120 integral packaging of the connector setting.In the present embodiment, when being encapsulated to driving circuit, using encapsulating material to driving electricity
Road is packaged, and at the same time encapsulating to form connector 120 using encapsulating material, and encapsulating material is when packaged, will be driven
First pin 111 and the encapsulation of second pin 112 are fixed on chip body 110 by circuit package in chip body 110, will
Third pin 123 and the encapsulation of the 4th pin 124 on the connector, and make second pin 112 and third pin 123 1
One is correspondingly connected.Chip body 110 and connector 120 are formed by encapsulation, so that chip body 110 and connector 120 connect
Connect it is more firm, and due to encapsulating material be insulating materials, short circuit can be avoided well.
In order to realize the connection of connector 120 Yu chip body 110, in one embodiment, as shown in Figure 1, the core
Piece ontology 110 is connect by glue film 150 with the connector 120.In the present embodiment, glue film is anisotropic conductive film, this is different
Property conductive adhesive film in side's has unilateal conduction and glued fixed function, connector 120 can be bonded in chip body 110 well
On.
In order to realize the detachable connection of connector and chip body, in one embodiment, the chip body with
The connector is connected by a snap.In the present embodiment, the two sides on chip body offer card slot respectively, the connector
Two sides are respectively arranged with hook, and each hook is opened in a card slot, by the cooperation of card slot and hook, so that connector
It can be fixed on chip body, and connector is dismantled from chip body, convenient for the dimension of driving chip
It repairs.
In order to avoid short-circuit between the first pin 111 and second pin 112, in order to provide bigger company for connector 120
Position is connect, so that the connection of connector 120 is more firm, in one embodiment, referring again to Fig. 1, first pin
111 and the second pin 112 be respectively arranged at two opposite faces of the chip body 110.That is, first pin
111 and the second pin 112 be respectively arranged on the different face of the chip body 110.
Specifically, chip body 110 has the first face 115 and the second face 116 being disposed opposite to each other, and the first face 115 is for pasting
Conjunction is set on substrate 400, and the second face 116 is fitted and connected with connector 120, and the first pin 111 is set to chip body 110
First face 115, second pin 112 are set to the second face 116 of chip body 110.In this way, due to the first pin 111 and second
Pin 112 is respectively arranged at two opposite faces of chip body 110, so that the distance of the first pin 111 and second pin 112
It is larger, short circuit between the two is avoided, in addition, the second face of chip body 110 is sufficiently connect with connector 120,
So that the connection between connector 120 and chip body 110 is more firm.
In one embodiment, as shown in Fig. 2, providing a kind of display module 10, including display screen 200, flexible circuit board
300 and substrate 400, it further include any of the above-described driving chip as described in the examples 100；Fig. 1, the display screen are please combined together
200 and the chip body be set on the substrate 400, the display screen 200 and described the first of the chip body 110
Pin 111 is electrically connected, and one end of the flexible circuit board 300 is provided with second interface 310, and the second interface 310 is provided with
One the 5th pin 320, each second interface 310 connect one to one with each first interface 121, each 5th pin
320 connect one to one with each 4th pin 124.
Specifically, which is LCD display, and driving chip 100 is driving IC (Driver integrated
Circuit), the driving chip 100 is for driving display screen 200 to work, and substrate 400 is glass substrate 400, for carrying display
Screen 200 and driving chip 100.Flexible circuit board 300 is used to connect the mainboard of mobile terminal.It is noted that each embodiment
In, the first pin 111, second pin 112, third pin 123, the 4th pin 124, the 5th pin 320 are alternatively referred to as golden finger
Or metal pin, the driving circuit in chip body 110 is electrically connected by the first pin 111 with display screen 200, and chip sheet
The second pin 112 of body 110 is connect with the third pin 123 of connector 120, the first interface 121 and flexible electrical of connector 120
The second interface 310 of road plate 300 connects, so that the 4th pin 124 and the connection of the 5th pin 320, to realize flexible circuit
Plate 300 is electrically connected with driving circuit, is also achieved flexible circuit board 300 and is electrically connected with display screen 200.
In the present embodiment, which is touch screen, and display screen 200 constitutes the A.A (Active of display module 10
Area, can operating space) area, the area of display screen 200 is less than the area of substrate 400, and display screen 200 occupies the big portion of substrate 400
Quartile is set, and on substrate 400 remaining position for driving chip 100 to be arranged, due to flexible circuit board 300 directly with driving core
Piece 100 connects, without occupying the remaining position on substrate 400, so that the area of the position at the edge on substrate 400 is more
It is small, be conducive to the width for reducing the frame of mobile terminal.
In above-described embodiment, by the way that connector 120, connector 120 are arranged on the chip body 110 of driving chip 100
First interface 121 is set, so that flexible circuit board 300 is connect by second interface 310 with the first interface 121 of connector 120,
The Fast Installation of flexible circuit board 300 Yu connector 120 is realized, and is convenient for the disassembly of flexible circuit board 300, is conducive in event
Maintenance when barrier occurs to display module 10, and flexible circuit board 300 is eliminated to the occupancy in the space of substrate 400, reduce
The reserved location at 400 edge of substrate is conducive to the width for reducing the frame of mobile terminal, improves screen accounting.
It is noted that existing interface traveling can be used in first interface 121 and the interface form of second interface 310,
For example, BTB or two kinds of ZIF.
In order to realize being rapidly assembled and disassembled for connector 120 and flexible circuit board 300, in one embodiment, please tie
Fig. 1 and Fig. 2 is closed, the first interface 121 is maternal interface, and the second interface 310 is public access mouth, and the second interface 310 is inserted
In the first interface 121.Specifically, first interface 121 is maternal interface, and the 4th pin 124 is set to first interface 121
Interior, second interface 310 is public access mouth, and the 5th pin 320 is set to the end of second interface 310, in this way, working as second interface 310
When being inserted into first interface 121, the 5th pin 320 will be connect correspondingly with the 4th pin 124.Pass through maternal interface and public access
The cooperation of mouth, enables connector 120 to be rapidly assembled and disassembled with flexible circuit board 300, convenient for the maintenance of display module 10.
In one embodiment, the first interface is public access mouth, and the second interface is maternal interface, the first interface
It is inserted in the second interface.Specifically, first interface is public access mouth, and the 4th pin is set to the end of first interface, the
Two interfaces are mesh interface, and the 5th pin is set in second interface, in this way, when in first interface insertion second interface, the 5th
Pin will be connect correspondingly with the 4th pin.By the cooperation of maternal interface and public access mouth, so that connector and flexible circuit
Plate can be rapidly assembled and disassembled, convenient for the maintenance of display module.
In order to enable flexible circuit board 300 occupies the position of less substrate 400, in one embodiment, described first
Interface 121 is set to the one end of the chip body 110 far from the display screen 200.One embodiment is the first interface
121 are set to the end face of the one end of the chip body 110 far from the display screen 200, since chip body 110 is far from described
The end face of one end of display screen 200 closer to substrate 400 edge, in this way, enabling flexible circuit board 300 close to base
The position at the edge of plate 400 is connect with connector 120, and then reduces the occupancy to the position of substrate 400, further reduces base
The reserved location at 400 edge of plate is conducive to the width for reducing the frame of mobile terminal, improves screen accounting.
In order to which driving chip 100 is fixed over substrate 400, in one embodiment, the chip body 110 passes through glue
Film (not shown) is connect with the substrate 400.One embodiment is that the chip body 110 passes through adhesive film and the substrate
400 are fitted and connected.In the present embodiment, glue film is anisotropic conductive film, which has unilateal conduction and gluing
Driving chip 100 can be bonded over substrate 400 by fixed function well.
In order to reduce the occupancy of the area to substrate 400, so that the border width of substrate 400 is smaller, in one embodiment
In, the chip body 110 is set to the position that the substrate 400 leans on proximal edge.By the way that driving chip 100 is set to substrate
400 edge is conducive to the width for further decreasing 400 outer ledge of substrate, the frame of mobile terminal is reduced, into
And improve screen accounting.
In order to realize being electrically connected for display screen 200 and driving chip 100, in one embodiment, the display screen 200 with
First pin 111 of the chip body 110 is electrically connected by lead 500.One embodiment is, multiple leads 500 with it is described
Multiple first pins 111 of chip body 110 correspond electrical connection.One embodiment is that the lead is tin indium oxide lead.
In the present embodiment, display screen 200 has GATE (grid) signal and SOURCE (source electrode) signal wire, the lead include GATE signal
With SOURCE signal wire, in this way, make the connection of the first pin 111 of display screen 200 and chip body 110 by the lead,
Being electrically connected for display screen 200 and driving circuit is realized, the transmission of the signal between display screen 200 and driving circuit is realized.
It is noted that the realization of the lead can be implemented by using the prior art, not burdensome description in the present embodiment.
In order to further decrease the area of the occupancy of driving chip 100 over substrate 400, reduce the length of lead, one
In a embodiment, each first pin 111 is set to the chip body 110 close to the side of the display screen 200.One
Embodiment is that each first pin 111 is set to the chip body 110 close to one end of the display screen 200, pass through by
First pin 111 is set to chip body 110 close to one end of display screen 200, enables to the first pin 111 closer to aobvious
Display screen 200 can reduce the length of lead, and chip body 110 can also be made closer to display screen 200, be conducive to
Reduce the area of the occupancy of driving chip 100 over substrate 400.
In order to further decrease the overall volume of driving chip 100, reduce 100 occupied space one embodiment of driving chip
It is that the first pin 111 is set to one side of the chip body 110 towards substrate 400.By the way that the first pin 111 is set to chip
The bottom of ontology 110 enables the first pin 111 to connect in the bottom of chip body 110 with lead, effectively reduces driving
The occupancy volume spatially of the entirety of chip 100 over substrate 400.
In order to realize being electrically connected for the first pin and second pin and driving circuit, in one embodiment, chip sheet
In vivo setting conductor build bridge, conductor build bridge be metal build bridge, conductor build bridge include first build bridge and second build bridge, first build bridge and
Second, which builds bridge, is all set in chip body, and each first pin is built bridge by first and connect with driving circuit, and driving circuit is logical
It crosses the second bridge formation to connect with second pin, in this way, realizing being electrically connected for the first pin and second pin and driving circuit.
In order to which second pin to be fixed to the surface of driving chip, in one embodiment, the chip body piece
Through-hole is offered on one side backwards to the substrate, and described second, which builds bridge, connect across the through-hole with the second pin.This reality
It applies in example, through-hole runs through driving chip backwards to the one side of substrate, so that second builds bridge across the through-hole and the second pin
Connection.
In one embodiment, a kind of mobile terminal is provided, including the display module in any of the above-described embodiment.The movement
Terminal further includes mainboard and the CPU (Central Processing Unit, central processing unit) that is arranged on mainboard, shows mould
Group is connect by flexible circuit board with mainboard, and specifically, driving chip passes through on the mainboard of flexible circuit board and mobile terminal
CPU connection, in this way, CPU can send signal to driving chip, so that the signal of image to display is exported to display screen,
Realize the display of display module.It is noted that the mobile terminal includes tablet computer, mobile phone.Pass through the core of driving chip
Connector is set on piece ontology, first interface is arranged in connector so that flexible circuit board pass through second interface and connector the
The connection of one interface realizes the Fast Installation of flexible circuit board and connector, and is convenient for the disassembly of flexible circuit board, is conducive to
Maintenance when failure occurs to display module, and flexible circuit board is eliminated to the occupancy in the space of substrate, reduce substrate
The reserved location at edge is conducive to the width for reducing the frames of mobile terminals such as tablet computer, mobile phone, improves screen accounting.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of driving chip characterized by comprising chip body and connector；
The chip body is provided with multiple first pins, and each first pin with display screen for connecting, the chip sheet
Body is additionally provided with multiple second pins on one side, and encapsulation is provided with driving circuit, each first pin in the chip body
It is connect by the driving circuit with each second pin；
The connector is set to the one side that the chip body is provided with the second pin, and the connector is towards the core
Piece ontology is provided with multiple third pins on one side, and each third pin connects one to one with each second pin, institute
It states connector and is provided with first interface, the first interface is provided with one the 4th pin, each 4th pin and each described the
Three pins connect one to one.
2. driving chip according to claim 1, which is characterized in that the chip body and the connector integral packaging
Setting.
3. driving chip according to claim 1, which is characterized in that the chip body passes through glue film and the connector
Connection.
4. driving chip according to claim 1, which is characterized in that the chip body and the connector pass through buckle
Connection.
5. driving chip according to claim 1, which is characterized in that first pin and the second pin are set respectively
It is placed in two opposite faces of the chip body.
6. a kind of display module, including display screen, flexible circuit board and substrate, which is characterized in that further include claim 1 to 5
Driving chip described in any one；
The display screen and the chip body are set on the substrate, and described the of the display screen and the chip body
The electrical connection of one pin, one end of the flexible circuit board are provided with second interface, and the second interface is provided with one the 5th pin,
Each second interface connects one to one with each first interface, and each 5th pin and each 4th pin are one by one
It is correspondingly connected with.
7. display module according to claim 6, which is characterized in that the first interface is maternal interface, and described second connects
Mouth is public access mouth, and the second interface is inserted in the first interface.
8. display module according to claim 6, which is characterized in that the first interface is public access mouth, and described second connects
Mouth is maternal interface, and the first interface is inserted in the second interface.
9. display module according to claim 6, which is characterized in that it is remote that the first interface is set to the chip body
One end from the display screen.
10. a kind of mobile terminal, which is characterized in that including the display module in any one of claim 6 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821182839.1U CN208590011U (en) | 2018-07-24 | 2018-07-24 | Mobile terminal and its display module, driving chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821182839.1U CN208590011U (en) | 2018-07-24 | 2018-07-24 | Mobile terminal and its display module, driving chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208590011U true CN208590011U (en) | 2019-03-08 |
Family
ID=65541885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821182839.1U Active CN208590011U (en) | 2018-07-24 | 2018-07-24 | Mobile terminal and its display module, driving chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208590011U (en) |
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2018
- 2018-07-24 CN CN201821182839.1U patent/CN208590011U/en active Active
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