CN209560977U - Backlight module, display device and electronic equipment - Google Patents
Backlight module, display device and electronic equipment Download PDFInfo
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- CN209560977U CN209560977U CN201920169403.7U CN201920169403U CN209560977U CN 209560977 U CN209560977 U CN 209560977U CN 201920169403 U CN201920169403 U CN 201920169403U CN 209560977 U CN209560977 U CN 209560977U
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Abstract
This application provides a kind of backlight modules, display device and electronic equipment, the backlight module includes the multiple backlight modules being arranged in array, backlight driving chip and the first connecting pin, the backlight driving chip is equipped with multiple output ports and is electrically connected multiple input ports of multiple output ports, the number of the output port is greater than the number of the input port, multiple output ports are corresponded and are electrically connected with multiple backlight modules respectively, first connecting pin is to electrically connected mainboard, first connecting pin is equipped with multiple first pins arranged side by side, multiple first pins are corresponded and are electrically connected with multiple input ports respectively.The number of pins of first connecting pin of above-mentioned backlight module depends on the input port number of backlight driving chip, so that number of pins needed for the first connecting pin is reduced, the size for advantageously reducing the first connecting pin improves the concentration degree of component, realizes the lightening of electronic equipment.
Description
Technical field
This application involves technical field of electronic equipment, and in particular to a kind of backlight module, display device and electronic equipment.
Background technique
Backlight module is used to provide backlight to display panel at present, and the illumination effect of backlight module directly affects display panel
Visual effect.It is provided with backlight driving chip on usual mainboard, multiple backlight modules, multiple back are provided in backlight module
Light source module can through the backlight driving chip in winding displacement electrically connected mainboard, winding displacement connect mainboard one end be equipped with respectively with multiple backlights
Multiple pins that source module is corresponded and is electrically connected, multiple backlight modules are electrically connected backlight drive core by multiple pins
Piece, when driving backlight module matrix luminescent, the number of pins needed is more, causes the connection size of winding displacement excessive, is unfavorable for
Improve component concentration degree.
Utility model content
The embodiment of the present application provides a kind of backlight module, and the backlight module includes the multiple backlight moulds being arranged in array
Block, backlight driving chip and the first connecting pin, the backlight driving chip are equipped with multiple output ports and are electrically connected multiple
Multiple input ports of the output port, the number of the output port is greater than the number of the input port, multiple described
Output port is corresponded and is electrically connected with multiple backlight modules respectively, and first connecting pin is to be electrically connected master
Plate, first connecting pin are equipped with multiple first pins arranged side by side, multiple first pins respectively with it is multiple described defeated
Inbound port is corresponded and is electrically connected.
The embodiment of the present application also provides a kind of display device, and the display device includes backlight module as described above.
The embodiment of the present application also provides a kind of electronic equipment, and the electronic equipment includes display device as described above.
The embodiment of the present application provides a kind of backlight module, display device and electronic equipment, and including by backlight module is in battle array
Multiple backlight modules, backlight driving chip and the first connecting pin of arrangement are arranged, and passes through multiple outputs of backlight driving chip
Port corresponded respectively with multiple backlight modules and be electrically connected and multiple first pins of the first connecting pin respectively with back
Multiple input ports of optical drive chip are corresponded and are electrically connected, so that the input port of backlight driving chip can connect through first
The data-signal held and can receive mainboard is connect, and drives multiple backlight modules to send out by the driving of the output port of backlight driving chip
Light, and the number of pins of the first connecting pin depends on the input port number of backlight driving chip, due to the output port
Number be greater than the output port number so that number of pins needed for the first connecting pin reduce, advantageously reduce first
The size of connecting pin improves the concentration degree of component, realizes the lightening of electronic equipment.
Detailed description of the invention
Technical solution in ord to more clearly illustrate embodiments of the present application, below will be to needed in the embodiment attached
Figure is briefly described, it should be apparent that, the drawings in the following description are only some examples of the present application, for this field
For those of ordinary skill, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram one of backlight module provided by the embodiments of the present application；
Fig. 2 is the structural schematic diagram two of backlight module provided by the embodiments of the present application；
Fig. 3 is the enlarged diagram in Fig. 2 at A；
Fig. 4 is the structural schematic diagram three of backlight module provided by the embodiments of the present application；
Fig. 5 is the structural schematic diagram four of backlight module provided by the embodiments of the present application；
Fig. 6 is the structural schematic diagram five of backlight module provided by the embodiments of the present application；
Fig. 7 is the enlarged diagram in Fig. 6 at B；
Fig. 8 is the structural schematic diagram six of backlight module provided by the embodiments of the present application；
Fig. 9 is the structural schematic diagram seven of backlight module provided by the embodiments of the present application；
Figure 10 is the structural schematic diagram of display device provided by the embodiments of the present application；
Figure 11 is the structural schematic diagram of electronic device provided by the embodiments of the present application.
Specific embodiment
Referring to Fig. 1, the embodiment of the present application provides a kind of backlight module 100, the backlight module 100 includes arranging in array
Multiple backlight modules 10, backlight driving chip 20 and the first connecting pin 41 of cloth, the backlight driving chip 20 are equipped with multiple
Output port 21 and the multiple input ports 22 for being electrically connected multiple output ports 21, the number of the output port 21
Greater than the number of the input port 22, multiple output ports 21 are corresponded with multiple backlight modules 10 respectively
And be electrically connected, to electrically connected mainboard 80, first connecting pin 41 is multiple equipped with what is be arranged side by side for first connecting pin 41
First pin 411, multiple first pins 411 are corresponded and are electrically connected with multiple input ports 22 respectively.
Connected by the multiple backlight modules 10 of backlight module 100 being arranged in array, backlight driving chip 20 and first
End 41 is connect, and corresponds simultaneously electricity with multiple backlight modules 10 respectively by multiple output ports 21 of backlight driving chip 20
Connection and the first connecting pin 41 multiple first pins 411 respectively with multiple input ports 22 1 of backlight driving chip 20
One corresponds to and is electrically connected, so that the input port 22 of backlight driving chip 20 can receive the data of mainboard through the first connecting pin 41
Signal, and drive multiple backlight modules 10 to shine by the output port of backlight driving chip 20 21, and the first connecting pin 41
Number of pins depend on backlight driving chip 20 22 number of input port, by the output port 21 number be greater than institute
The number of input port 22 is stated, so that number of pins needed for the first connecting pin 41 is reduced, advantageously reduces the first connecting pin 41
Size, improve the concentration degree of component, realize the lightening of electronic equipment 300.
In present embodiment, the backlight module 100 can for Mini LED (Mini Light Emitting Diode,
Secondary millimeter light emitting diode) backlight module, compared to traditional LED backlight mould group, Mini LED (Mini Light
Emitting Diode, secondary millimeter light emitting diode) backlight module 10 luminance area of backlight module adjust it is larger,
10 number of backlight module that uses is more, it can be achieved that finer dynamic area dimming effect, and passes through backlight drive
The input port 22 of dynamic chip 20 can receive the electric signal (such as data-signal) of mainboard through the first connecting pin 41, and by backlight drive
The output port 21 of chip 20 drives multiple backlight modules 10 to shine, so that 411 number of the first pin of the first connecting pin 41
Depending on 22 number of input port of backlight driving chip 20, number of pins can be led to avoid 10 number increase of backlight module
The case where increase.It is understood that the mainboard also sends it to the backlight module 10 through first connecting pin 41
His electric signal (such as power supply signal), therefore other pins can be increased on first connecting pin 41.In other embodiments,
The backlight module 100 or other kinds of LED backlight mould group, such as Micro LED (Micro Light Emitting
Diode, micron are level led) backlight module, it is not limited thereto.
Referring to Fig. 2, the backlight module 100 include backlight circuit plate 30 be fixedly connected with the backlight circuit plate 30
Flexible circuit board 40.Multiple backlight modules 10 are set to 30 side of backlight circuit plate.The flexible circuit board 40
For connecting backlight circuit plate 30 and mainboard, with realize mainboard through flexible circuit board 40 support or oppose optical circuit board 30 send electric signal,
It is shone with controlling multiple backlight modules 10.The flexible circuit board 40 has flexibility, can connect mainboard after bending deformation,
It occupies little space, is advantageously implemented the compact assembling structure of backlight module 100 Yu mainboard, realize that electronic equipment is lightening.
Fig. 2 and Fig. 3 are please referred to, the backlight circuit plate 30 is in rectangular plate-like.Multiple backlight modules 10 are in rectangle
Array is arranged on the backlight circuit plate 30.The backlight module 10 may include multiple light emitting diodes 11, the hair
The number of optical diode 11 can be odd number or even number, for example, the backlight module 10 may include 4 light-emitting diodes
11,4 light emitting diodes 11 of pipe composition can independent control single luminescence unit, it is possible to provide enough regional luminances, thus logical
It crosses and controls multiple backlight modules 10 and independently shine, it can be achieved that fine local dimming effect.
Fig. 1 and Fig. 2 are please referred to, the flexible circuit board 40 is equipped with first connecting pin 41 and relatively described first connection
The second connection end 42 of 41 setting of end.First connecting pin 41 is used for electrically connected mainboard.The second connection end 42 is fixed to be connected
The backlight circuit plate 30 is connect, and is electrically connected multiple input ports 22 of the backlight driving chip 20, so that described first connects
After connecing the electric signal that end 41 receives mainboard, electric signal can be transferred to the backlight driving chip 20 through the second connection end 42
Multiple input ports 22.
Please refer to Fig. 1 and Fig. 2, in present embodiment, the backlight driving chip 20 can control multiple backlight moulds
Block 10 independently shines, and realizes fine local dimming effect.Controller 81 on mainboard 80 is first by entire backlight mould
The preset emission image procossing of block matrix 12 row image data in a row, the finally input to backlight driving chip 20 of controller 81
Port 22 sends the row data and clock signal of image, and backlight driving chip 20 controls the output of row data according to clock signal
Time, it can control a line backlight module 10 within a clock cycle and shine, other backlight moulds are realized in timesharing line by line
Block 10 shines, and multiple 10 dynamic light-emitting of backlight module imagings is realized, so that above-mentioned backlight driving chip 20 can be by minority
Input port 22 carry out timesharing and realize that most output ports 21 controls most backlight modules 10 and shines.Multiple inputs
Port 22 may include the port SDI (data serial port), the port DCLK (shift clock signal port), the port LE (locking letter
Number port) and the port GCLK (global clock signal port).Line number can be received by the port SDI, the port DCLK and the port LE
According to by the port GCLK reception clock signal.Usual backlight driving chip 20 is arranged on mainboard, the output of backlight driving chip 20
Port 21 sends control signal to backlight by winding displacement, and winding displacement setting is electrically connected a output end of backlight driving chip more than 20
Mouthfuls 21 multiple pins, but 21 number of output port of backlight driving chip 20 is more, cause corresponding winding displacement number of pins compared with
It is more, it is unfavorable for reducing winding displacement size.It, will by the way that backlight driving chip 20 to be integrated in backlight module 100 in present embodiment
Multiple output ports 21 of the backlight driving chip 20 are electrically connected multiple backlight modules 10, and described first connects
Multiple first pins 411 for connecing end 41 are electrically connected multiple input ports 22 of the backlight driving chip 20, due to input
The number of port 22 is considerably less than the number of output port 21, so that the number of corresponding first pin 411 significantly reduces, mainboard
Control signal can be sent to multiple input ports 22 through multiple first pins 411, and then pass through multiple outputs
Port 21 controls multiple backlight modules 10 and shines.In other embodiments, the input port 22 is also possible to it
The input port of his type can be configured according to actual needs.
Fig. 1 and Fig. 2 are please referred to, multiple backlight modules 10 can form the luminous matrix of n row m column, i.e. backlight
The number of module 10 is n*m.The specific value of n and m can self-setting according to actual needs.Traditional connection backlight circuit plate
30 and mainboard winding displacement need to be arranged number be n*m pin.In present embodiment, each output port 21 passes through data
Line is electrically connected each backlight module 10, and each input port 22 is electrically connected each described first by data line and draws
Foot 411.Above-mentioned data line can be the plain conductor being arranged on backlight circuit plate 30 or flexible circuit board 40.Present embodiment
In, the number of the input port 22 can be 4, and the number of the output port 21 can be less than or equal to 64.Then
One backlight driving chip 20 needs 4 input ports 22 only to receive signal and the bright of at most 64 backlight modules 10 can be realized
Degree control, a corresponding number of pins of backlight driving chip 20 is only 4, so as to control through the first a small number of pins 411
Most backlight modules 10 shines, so that the size of the first connecting pin 41 is reduced, is conducive to the concentration degree for improving component, and
Be conducive to the port sizes that first connecting pin 41 is connected on mainboard.If n*m > 64, i.e. the number of backlight module 10 is greater than
21 number of output port of backlight driving chip 20, then the backlight module 100 may include multiple backlight driving chips
20, multiple backlight modules 10 that different zones can be controlled by multiple backlight driving chips 20 shine.Described first
Settable the first pin of multiple groups 411 in connecting pin 41, the number of every group of first pin 411 are multiple, the difference of the first pin of multiple groups 411
Multiple backlight driving chips 20 are electrically connected, so that the brightness control of more backlight modules 10 can be realized.In other realities
It applies in mode, the number of the input port 22 might be less that 4 or greater than 4.Specific number can be according to the pin of chip
Determine: the data of the more transmission of 22 number of input port are more, and when the number of input port 22 is 2, I2C can be used
Agreement is communicated, and when the number of input port 22 is 4, is communicated using SDI agreement；The number of output port 21 can
To be 12 or 40 or other numbers, according to output port number purpose difference, application field is different, the bigger output of number
Port apply it is more in miniLED or RGB product, number it is fewer apply it is more in illuminating product class.
Referring to Fig. 4, the backlight driving chip 20 is set on the backlight circuit plate 30 in first embodiment.
In present embodiment, the backlight driving chip 20 can be mounted on the backlight circuit plate 30, then multiple backlights
Module 10 and the backlight driving chip 20 are integrated on the backlight circuit plate 30, and the backlight driving chip 20 is without accounting for
With the arrangement space of mainboard, space can be provided for other electronic devices of arranging on mainboard.
In a kind of embodiment, the backlight driving chip 20 is located at the backlight electricity with multiple backlight modules 10
30 the same side of road plate.The backlight circuit plate 30 has first week side edge 31.Multiple backlight modules 10 form backlight
Source module matrix 12.The backlight module matrix 12 has the second week side edge 121 of relatively described first week side edge 31.
The second week side edge 121 is isolated with first week side edge 31, the second week side edge 121 and first week described
Layout area 32 is formed between side edge 31.The backlight driving chip 20 can be set in the layout area 32, so that
The backlight driving chip 20 is located at the marginal position of the backlight circuit plate 30, is conducive to reduce the two neighboring backlight
The spacing of module 10, with the backlight module 10 for greater number of arranging on the backlight circuit plate 30, so that the backlight is electric
Road plate 30 is compact-sized, improves the concentration degree of component.On the other hand, the backlight driving chip 20 passes through multiple data lines phase
Multiple backlight modules 10 are connected, the backlight driving chip 20 and the arrangement of multiple backlight modules 10 are compact,
Be conducive to shorten the length of data line.First week side edge 31 includes two long sides 311 being oppositely arranged and is oppositely arranged
Two short sides 312.Two long sides 311 are separately connected two short sides 312.Two long sides 311 and two institutes
State the neighboring that short side 312 constitutes the layout area 32.The backlight driving chip 20 can be set in the arrangement area
Domain 32 also can be set in the layout area 32 at the short side 312 at the long side 311.
Referring to Fig. 5, in another embodiment, the backlight driving chip 20 and multiple backlight modules 10 difference
The two sides opposite positioned at the backlight circuit plate 30, i.e., multiple backlight modules 10 are set to the backlight circuit plate 30
Front, and the backlight driving chip 20 is set to the back side of the backlight circuit plate 30.To multiple backlight modules
10 can be arranged in the front of the backlight circuit plate 30, the i.e. light-emitting area of backlight module matrix 12 and the backlight completely
The area of circuit board 30 is roughly the same, realizes that light-emitting area maximizes；The backlight driving chip 20 is set to the backlight electricity
The back side at the back side of road plate 30, the backlight circuit plate 30 can provide enough arrangement spaces for backlight driving chip 20, can
It is integrated on backlight circuit plate 30 with meeting more backlight driving chips 20, and the backlight driving chip 20 is avoided to occupy institute
Backlight module 10 is stated in the positive arrangement space of backlight circuit plate 30.
Referring to Fig. 6, further, the backlight circuit plate 30 is equipped with connector 33, the connector 33 is equipped with multiple
Pad 331, multiple pads 331 are corresponded and are electrically connected, the second connection end 42 with multiple input ports 22
It is fixedly connected with the connector 33, and is electrically connected multiple pads 331.
In present embodiment, the connector 33 is made of multiple pads 331.The backlight driving chip 20 it is more
A output port 21 is electrically connected multiple backlight modules 10 by the first data line.The backlight driving chip 20
Multiple input ports 22 are electrically connected multiple pads 331 of the connector 33 by the second data line.First data line and
Second data line is the plain conductor being set on backlight circuit plate 30.The second connection end 42 can be by fastening, welding
Connect, screw connection or the modes such as grafting are fixedly connected with the backlight circuit plate 30, the second connection end 42 is electrically connected multiple institutes
Pad 331 is stated, so that first connecting pin 41 is electrically connected the back through the second connection end 42 and multiple pads 331
Optical drive chip 20.Multiple pads 331 of traditional backlight circuit plate 30 are electrically connected multiple backlights by data line
Source module 10, the number of pad 331 are greater than or equal to the number of backlight module 10, when large area is arranged on backlight circuit plate 30
Backlight module matrix 12, need to be arranged on backlight circuit plate 30 enough connectors 33, to provide enough welderings
Disk 331.In the present embodiment, the number of the pad 331 is greater than or equal to the number of the input port 22, due to
The number of the input port 22 is less than the number of the output port 21, and a backlight driving chip 20 only needs 4 institutes
Input port 22 is stated to receive signal and the brightness control of at most 64 backlight modules 10, then a back can be realized
Corresponding 331 number of pad of optical drive chip 20 is only 4, it is possible to reduce 331 number of pad then only needs a small amount of connector 33
It can provide 331 number of pad of needs.
Referring to Fig. 7, the second connection end 42 is equipped with multiple second pins 421 arranged side by side.Multiple described second
Pin 421 is corresponded and is electrically connected with multiple pads 331 respectively.Multiple first pins 411 are through multiple described
Two pins 421 and multiple pads 331 are electrically connected multiple input terminals of the backlight driving chip 20.Due to the number of pad 331
Mesh is reduced, and 421 number of second pin of corresponding second connection end 42 is reduced, and advantageously reduces the size of second connection end 42.
Referring to Fig. 8, the backlight driving chip 20 is set to the flexible circuit board 40 in institute in second embodiment
State the part between the first connecting pin 41 and the second connection end 42.
In present embodiment, the flexible circuit board 40 is set to by the backlight driving chip 20 and is connected described first
The part between end 41 and the second connection end 42 is connect, so that the backlight driving chip 20 and flexible circuit board 40 are integrated,
Then the backlight driving chip 20 is not necessarily to occupy the space of the backlight circuit plate 30 and mainboard, is conducive to optimize arrangement.
The backlight driving chip 20 can be mounted on the flexible circuit board 40.Multiple second pins of the second connection end 42
421 correspond and are electrically connected, multiple output ports 21 of the backlight driving chip 20 with multiple backlight modules 10
It corresponds and is electrically connected with multiple second pins 421, then multiple output ports 21 of the backlight driving chip 20 pass through
Multiple second pins 421 are electrically connected multiple backlight modules 10.The backlight driving chip 20 it is multiple defeated
Inbound port 22 is electrically connected multiple first pins 411 by the first conducting wire, the backlight driving chip 20 it is multiple defeated
Exit port 21 is electrically connected multiple second pins 421, first conducting wire and second conducting wire by the second conducting wire
It is the plain conductor being set on the flexible circuit board 40.Multiple second pins 421 are electric respectively by privates
Multiple backlight modules 10 are connected, the privates is the plain conductor being set on the backlight circuit plate 30.
Referring to Fig. 9, further, the backlight module 100 further includes stiffening plate 50, the stiffening plate 50 is fixed on institute
Flexible circuit board 40 is stated away from 20 side of backlight driving chip, the stiffening plate 50 carries out the backlight driving chip 20
Reinforcement.
In present embodiment, the flexible circuit board 40 has flexibility, and the stiffening plate 50 can be to the backlight drive
Chip 20 carries out reinforcement and consolidates, so that the entirety that the backlight driving chip 20 and the stiffening plate 50 form has preferably just
Property, avoid the backlight driving chip 20 with 40 bending deformation of flexible circuit board.The stiffening plate 50 is fixedly connected described
The backlight driving chip 20 and the flexible circuit board 40 can be improved in backlight driving chip 20 and the flexible circuit board 40
Bond strength avoids the backlight driving chip 20 from removing from the flexible circuit board 40.The stiffening plate 50 can pass through
Viscose glue is fixedly connected with the flexible circuit board 40 and the backlight driving chip 20.The stiffening plate 50 can be metal plate, example
Such as, the stiffening plate 50 can be with stainless steel plate, aluminium sheet or copper sheet etc., so that the stiffening plate 50 is to the backlight driving chip 20
Can radiate to the backlight driving chip 20 while reinforcement.Multiple heat dissipations can be set on the stiffening plate 50
Hole, to improve heat dissipation effect.In other embodiments, the stiffening plate 50 is also possible to glass mat, polyimide plate
Or polyester stiffening plate etc..The stiffening plate 50 modes such as can also be connected by screw to or weld and be fixedly connected with the flexible circuit
Plate 40 and the backlight driving chip 20.
Referring to Fig. 10, the embodiment of the present application also provides a kind of display device 200.The display device 200 includes as above
The backlight module 100.The display device 200 further includes the display panel 60 for being fixedly connected with the backlight module 100.Institute
Display panel 60 is stated with viewing area 61, the viewing area 61 is for showing picture.The backlight module 100 can be to the display
Panel 60 provides backlight.The display panel 60 is located at the backlight circuit plate 30 equipped with 10 side of backlight module, and
Multiple backlight modules 10 are located in the viewing area 61 in the orthographic projection on the display panel 60, multiple backlights
Source module 10 can emit light towards the display panel 60, to control the display brightness of the viewing area 61.
Figure 11 is please referred to, the embodiment of the present application also provides a kind of electronic equipment 300, and the electronic equipment 300 includes as above
The display device 200.The electronic equipment 300 further includes shell 70 and the main circuit board that is fixedly connected with the shell 70
80.The shell 70 is equipped with the accommodating chamber 71 for accommodating the main circuit board 80.The display device 200 is fixedly connected with the shell
70 and cover the accommodating chamber 71.The main circuit board 80 is fixedly connected and is electrically connected first connecting pin 41, described in warp
First connecting pin 41 exports electric signal to the backlight driving chip 20, and then multiple backlight modules 10 is driven to shine.
It is understood that the electronic equipment 300 can be smart phone, tablet computer, laptop or television set etc..
The main circuit board 80 is equipped with controller 81 and is electrically connected the connectivity port 82 of the controller 81.The connection
Port 82 is adapted with first connecting pin 41, and the connecting pin is fixed in first connecting pin 41, through the connection
Port 82 is electrically connected the controller 81, so that the controller 81 can control the backlight circuit through the flexible circuit board 40
Plate 30 provides backlight to the display panel 60.Since the size of first connecting pin 41 is reduced, the connectivity port 82
Size can also be reduced accordingly, so as to save the space that the connectivity port 82 occupies the main circuit board 80.
The embodiment of the present application provides a kind of backlight module, display device and electronic equipment, and including by backlight module is in battle array
Multiple backlight modules, backlight driving chip and the first connecting pin of arrangement are arranged, and passes through multiple outputs of backlight driving chip
Port corresponded respectively with multiple backlight modules and be electrically connected and multiple first pins of the first connecting pin respectively with back
Multiple input ports of optical drive chip are corresponded and are electrically connected, so that the input port of backlight driving chip can connect through first
The data-signal held and can receive mainboard is connect, and drives multiple backlight modules to send out by the driving of the output port of backlight driving chip
Light, and the number of pins of the first connecting pin depends on the input port number of backlight driving chip, due to the output port
Number be greater than the output port number so that number of pins needed for the first connecting pin reduce, advantageously reduce first
The size of connecting pin improves the concentration degree of component, realizes the lightening of electronic equipment.
Although the preferred embodiment is not to limit in conclusion the application has been disclosed in a preferred embodiment above
The application, those of ordinary skill in the art are not departing from spirit and scope, can make various changes and profit
Decorations, therefore the protective range of the application subjects to the scope of the claims.
Claims (10)
1. a kind of backlight module, which is characterized in that the backlight module includes the multiple backlight modules being arranged in array, backlight
Driving chip and the first connecting pin, the backlight driving chip are equipped with multiple output ports and are electrically connected multiple outputs
Multiple input ports of port, the number of the output port are greater than the number of the input port, multiple output ports
It is electrically connected respectively with multiple backlight modules, first connecting pin is set to electrically connected mainboard, first connecting pin
There are multiple first pins, multiple first pins are electrically connected with multiple input ports respectively.
2. backlight module as described in claim 1, which is characterized in that the backlight module includes backlight circuit plate, the back
Optical drive chip is set on the backlight circuit plate.
3. backlight module as claimed in claim 2, which is characterized in that the backlight module further includes flexible circuit board, multiple
The backlight module is set to backlight circuit plate side, and the flexible circuit board is equipped with first connecting pin and relatively
The second connection end of the first connecting pin setting, the second connection end are fixedly connected with the backlight circuit plate.
4. backlight module as claimed in claim 3, which is characterized in that the backlight circuit plate is equipped with connector, the connection
Device is equipped with multiple pads, and multiple pads are corresponded and are electrically connected with multiple input ports, the second connection end
It is fixedly connected with the connector, and is electrically connected multiple pads.
5. backlight module as claimed in claim 2, which is characterized in that the backlight driving chip and multiple backlight moulds
Block is located at the opposite two sides of the backlight circuit plate.
6. backlight module as claimed in claim 2, which is characterized in that the backlight driving chip and multiple backlight moulds
Block is located at backlight circuit plate the same side.
7. backlight module as described in claim 1, which is characterized in that the backlight module includes flexible circuit board, described soft
Property circuit board be equipped with the second connection of first connecting pin and first connecting pin setting relatively, the backlight driving chip
It is set to part of the flexible circuit board between first connecting pin and the second connection end.
8. backlight module as claimed in claim 7, which is characterized in that the backlight module further includes stiffening plate, the reinforcement
Plate is fixed on the flexible circuit board away from the backlight driving chip side, the stiffening plate to the backlight driving chip into
Row reinforcement.
9. a kind of display device, which is characterized in that the display device includes the back as described in claim 1~8 any one
Optical mode group.
10. a kind of electronic equipment, which is characterized in that the electronic equipment includes display device as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920169403.7U CN209560977U (en) | 2019-01-29 | 2019-01-29 | Backlight module, display device and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920169403.7U CN209560977U (en) | 2019-01-29 | 2019-01-29 | Backlight module, display device and electronic equipment |
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| Publication Number | Publication Date |
|---|---|
| CN209560977U true CN209560977U (en) | 2019-10-29 |
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| CN201920169403.7U Active CN209560977U (en) | 2019-01-29 | 2019-01-29 | Backlight module, display device and electronic equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111489704A (en) * | 2019-01-29 | 2020-08-04 | 深圳市聚飞光电股份有限公司 | Backlight module, display device and electronic equipment |
| CN112602383A (en) * | 2020-02-26 | 2021-04-02 | 深圳欣锐科技股份有限公司 | Magnetic element switching device and electric automobile |
| TWI798964B (en) * | 2021-11-29 | 2023-04-11 | 瑞昱半導體股份有限公司 | Display and associated system on chip |
-
2019
- 2019-01-29 CN CN201920169403.7U patent/CN209560977U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111489704A (en) * | 2019-01-29 | 2020-08-04 | 深圳市聚飞光电股份有限公司 | Backlight module, display device and electronic equipment |
| CN112602383A (en) * | 2020-02-26 | 2021-04-02 | 深圳欣锐科技股份有限公司 | Magnetic element switching device and electric automobile |
| CN112602383B (en) * | 2020-02-26 | 2023-09-15 | 深圳欣锐科技股份有限公司 | Magnetic element switching device and electric automobile |
| TWI798964B (en) * | 2021-11-29 | 2023-04-11 | 瑞昱半導體股份有限公司 | Display and associated system on chip |
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