CN208077542U - display module, display screen and display system - Google Patents
display module, display screen and display system Download PDFInfo
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- CN208077542U CN208077542U CN201820658831.1U CN201820658831U CN208077542U CN 208077542 U CN208077542 U CN 208077542U CN 201820658831 U CN201820658831 U CN 201820658831U CN 208077542 U CN208077542 U CN 208077542U
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Abstract
The utility model discloses a kind of display module, display screen and display systems, wherein the display module includes a main reception card, a pinboard and multiple display unit plates.Wherein, pinboard is electrically connected with main reception card, and multiple display unit plates are electrically connected with pinboard and are spliced into a display surface respectively.Each display unit plate includes a circuit board and multiple pixels, and multiple pixels are set on circuit board, and each pixel includes an at least LED chip.The utility model display module improves the stability of LED display control system by built-in reception card.
Description
Technical field
The utility model is related to a kind of technical field of LED display more particularly to display module, display screen and display systems
System.
Background technology
Since LED display has, brightness height, less energy consumption, service life are long, angular field of view is wide, display mode and in showing
Hold the advantages that rich and varied, is widely used to the fields such as information propagation and advertising, becomes such as stadiums, road
The main carriers of the presentation of information such as traffic, financial instrument transaction, advertisement media.
As shown in Figure 1, in LED display control system, one receives the 100 multiple display modules 102 of cascade of card, simulation letter
Number from 100 output of card is received in display modules 102, and transmitted step by step to next adjacent display module 102.When LED is shown
When the reception card 100 of screen control system malfunctions or can not work, it can cause and the cascade all display modules of the reception card 100
102 errors can not work, and the stability of the LED display control system is poor.
Utility model content
The main purpose of the utility model is to provide a kind of display modules, it is intended to be blocked by built-in reception by improve LED
The stability of display screen control system.
To achieve the above object, the utility model provides a kind of display module, including：One main reception card；One pinboard, with
The main reception card electrical connection；And multiple display unit plates, it is electrically connected respectively with the pinboard and is spliced into a display
Face；Each display unit plate includes：One circuit board；And multiple pixels, it is set on the circuit board, each picture
Vegetarian refreshments includes an at least LED chip.
Preferably, the display module further includes：One backup receives card, is electrically connected with the pinboard.
Preferably, the main reception card and the backup receive card and are installed on the pinboard；The pinboard is equipped with
Block the first input interface to electrically conduct, the first output interface with the main reception and receive card with the backup and electrically conducts
The second input interface and the second output interface, first input interface and the second input interface are used for input data；It is described
First output interface and the second output interface are used for output data.
Preferably, the circuit board includes the lamp plate being electrically connected by connector and driving plate, and the multiple pixel is set
It sets in one side of the lamp plate far from the driving plate, the driving plate is equipped with multiple driving chips.
Preferably, each display unit plate further includes the encapsulation for covering the circuit board and encapsulating the multiple pixel
Layer, the encapsulated layer are equipped with crisscross groove, and the encapsulated layer is divided into the lens section at multiple intervals by the groove, and
Two pixels of groove interval arbitrary neighborhood, each lens section correspond to a pixel setting；It is described
Encapsulated layer is equipped with a plurality of transverse concave groove, and each transverse concave groove is arranged between the two adjacent pixels；Alternatively, described
Encapsulated layer is equipped with a plurality of longitudinal fluting, and each longitudinal fluting is arranged between the two adjacent pixels.
Preferably, the display module further includes：One first module power supply is electrically connected with the pinboard, for by the
One DC voltage is converted into the second DC voltage, and first DC voltage is more than second DC voltage.
Preferably, the display module further includes：One second module power supply is electrically connected with the pinboard, for that will hand over
Galvanic electricity source is converted into DC power supply.
In addition, to achieve the above object, the utility model also provides a kind of display screen, including cascade at least two display
Module, at least two display module are spliced into a display surface, and each display module is display module as described above.
Preferably, the display screen further includes：One first power source unit, be electrically connected respectively with all display modules,
It powers for AC power to be converted into DC power supply.
Preferably, the display screen further includes：One second power source unit, be electrically connected respectively with all display modules,
It powers for AC power to be converted into DC power supply.
In addition, to achieve the above object, the utility model also provides a kind of display system, including cascade at least two show
Display screen, at least two display screen are spliced into a display surface, and the display screen is display screen as described above.
Technical solutions of the utility model are blocked by the way that main reception is arranged in each display module, and main reception clamping is received and located
Manage data, and by pinboard will treated data distribution to each display unit plate；Since each display module is built-in with
Main reception card, and then the display module for cascading setting will not receive card error because of one or lead to all display moulds due to work
Group does not work, and improves the stability of LED display control system.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the block diagram of existing LED display control system；
Fig. 2 is the block diagram of the utility model display module first embodiment；
Fig. 3 is the structural schematic diagram of the display unit plate of display module in Fig. 2；
Fig. 4 is the block diagram of the utility model display module second embodiment；
Fig. 5 is the side view of the display unit plate of display module in Fig. 4；
Fig. 6 is the block diagram of the utility model display module 3rd embodiment；
Fig. 7 is the block diagram of the utility model display module fourth embodiment；
Fig. 8 is the block diagram of the 5th embodiment of the utility model display module；
Fig. 9 is the block diagram of the utility model display screen first embodiment；
Figure 10 is the block diagram of the utility model display screen second embodiment；
Figure 11 is the block diagram of the utility model display screen 3rd embodiment；
Figure 12 is the block diagram of the utility model display screen fourth embodiment；
Figure 13 is the block diagram of the 5th embodiment of the utility model display screen.
The utility model aim is realized, functional characteristics and advantage will be described further refering to attached drawing in conjunction with the embodiments.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction of institute in the utility model embodiment（Such as up, down, left, right, before and after ...）
It is only used for explaining in a certain particular pose（As shown in the picture）Under relative position relation, motion conditions etc. between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and cannot manage
Solution is instruction or implies its relative importance or implicitly indicates the quantity of indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include at least one of the features.In addition, the skill between each embodiment
Art scheme can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when technical solution
It will be understood that the combination of this technical solution is not present in conjunction with there is conflicting or cannot achieve when, also not in the utility model
It is required that protection domain within.
The utility model provides a kind of display module, please refers to Fig. 2 and Fig. 3, and in the first embodiment, display module 1 is wrapped
It includes a main reception and blocks 10, one pinboard 11 and multiple display unit plates 12.Wherein, pinboard 11 is electrically connected with main reception card 10
It connects, multiple display unit plates 12 are electrically connected with pinboard 11 and are spliced into a display surface respectively.Each display unit plate 12 includes
One circuit board 120 and multiple pixels, multiple pixels are set on circuit board 120, and each pixel includes an at least LED core
Piece 122.
The utility model display module 1 is passed through by built-in main reception card 10 after main reception card 10 receives and processes data
By treated, number is sent to each display unit plate 12 to pinboard 11, is finally shown by each display unit plate 12.By
It is built-in with main reception card 10 in each display module 1, and then the display module 1 for cascading setting will not be because one receives card error or not
It works and multiple cascade display modules 1 is caused not work, improve the stability of LED display control system.Wherein, master connects
It is to receive card to receive card 10, is referred to as receiving control card or control card；Pinboard 11 is also referred to as Hub plates.
In the present embodiment, main reception card 10 is mounted on by connector grafting on pinboard 11, and main receive is facilitated to block 10
Installing and dismounting realizes fast insert-pull.Simultaneously in order to which further main reception card 10 is fixed on pinboard 11, locked using screw
Main reception card 10 is on pinboard 11.Preferably, main reception card 10 is equipped with two rows of female connectors, and it is public even that pinboard 11 is equipped with two rows
Device is connect, the public connector of the main female connectors and pinboard 11 for receiving card 10 is mating.However, in other embodiments, it is main
Card 10 is received to connect with pinboard 11 by winding displacement.
In the present embodiment, it is defeated that pinboard 11 is equipped with the first input interface 110 and first to electrically conduct with main reception card 10
Outgoing interface 112.First input interface 110 is used for input data, the main data for receiving card 10 and receiving and processing the input, after processing
The display surface that is made of multiple display unit plates 12 of data shown, after first output interface 112 is for output processing
Data to next display module 1.Preferably, the first input interface 110 and the first output interface 112 are network interface.
In the present embodiment, pinboard 11 is equipped with the power interface 114 for input power, and power interface 114 inputs DC electricity
Source, to power for entire display module 1.Specifically, power interface 114 inputs 4.5V DC voltages, by pinboard 11
It powers for each display unit plate 12, it should be noted that the size of the DC voltage of input can be adjusted according to actual demand,
It is not limited to 4.5V.
Referring to Fig. 3, in the present embodiment, each display unit plate 12 further includes covering board 120 and encapsulates multiple pictures
The encapsulated layer 124 of vegetarian refreshments, encapsulated layer 124 are equipped with crisscross groove 126, and encapsulated layer 124 is divided into multiple by groove 126
Every lens section 128, and groove 126 be spaced arbitrary neighborhood two pixels, each lens section 128 correspond to a pixel set
It sets.However, in other embodiments, encapsulated layer 124 is equipped with a plurality of transverse concave groove, each transverse concave groove is arranged in two adjacent pictures
Between vegetarian refreshments；Alternatively, encapsulated layer 124 is equipped with a plurality of longitudinal fluting, each longitudinal fluting is arranged between two adjacent pixels.
In the present embodiment, the circuit board 120 of each display unit plate 12 is electrically connected by connector or winding displacement with pinboard 11
It connects.Each pixel includes three LED chips 122 of different luminescent colors.Preferably, three LED cores of different luminescent colors
Piece 122 is respectively red LED chip, blue-light LED chip and green LED chip.In other embodiments, each pixel can be with
There are four LED chips 122 for tool.
Referring to Fig. 4, Fig. 4 is the block diagram of the utility model display module second embodiment.The present embodiment display module
Compared with above-mentioned first embodiment display module, there is following difference：
Display module 1 further includes that a backup receives card 13.Wherein, backup receives card 13 and is electrically connected with pinboard 11.
The present embodiment display module 1 has increased backup newly on the basis of above-mentioned first embodiment and has received card 13, in main reception
When card 10 malfunctions or can not work, backup reception card 13 substitutes main reception and blocks 10, and the data after being processed to are sent to multiple aobvious
Show and shown on cell board 12, to realize data backup, ensure that the normal work of display module 1, it is aobvious to further increase LED
The stability of display screen control system.Wherein, backup receives the function of card 13, the mounting means on pinboard 11 and main reception and blocks
10 is identical, and this will not be repeated here.
In the present embodiment, backup receives card 13 and is communicated with main reception card 10 by pinboard 11, and monitors main reception card 10
Working condition, when monitoring 10 error of main reception card or not working, backup, which receives card 13 and substitutes main reception card 10, handles numbers
According to, and send treated data to display unit plate 12.
It should be noted that in other embodiments, data switching circuit can be arranged on pinboard 11 to switch master
It receives card 10 and backup receives card 13, to realize data backup.Specifically, which can be microcontroller, number
Word chip or other switching circuits.If the data switching circuit is microcontroller, the main several letters received in card 10 of monolithic machine testing
Number, when detecting signal error or not having signal, data processing function is switched to backup from main reception card 10 and connect by microcontroller
It receives and blocks 13, at this point, backup receives 13 processing data of card, and data are sent to display unit plate 12 by treated.If the data
Switching circuit is digit chip, and digit chip monitors whether the main digital level received in card 10 has rising edge and failing edge,
When monitor it is main receive the digital level in card 10 and there was only rising edge or failing edge, digit chip connects data processing function from master
It receives card 10 and switches to backup and receive and block 13, at this point, backup receives 13 processing data of card, and data are sent to display by treated
Cell board 12.
In the present embodiment, pinboard 11 is additionally arranged receives 13 the second input interface 116 for electrically conducting of card and the with backup
Two output interfaces 118, the second input interface 116 are used for input data, and the second output interface 118 is used for output data, i.e., will place
Data after reason are sent to next display module 1.Preferably, the second input interface 116 and the second output interface 118 are net
Mouthful.
Referring to Fig. 5, in the present embodiment, circuit board 120 drives separated structure using lamp, that is, includes by 127 electricity of connector
The lamp plate 121 and driving plate 123 of connection, multiple pixels are arranged in one side of the lamp plate 121 far from driving plate 123, driving plate 123
One side far from lamp plate 121 is equipped with multiple driving chips 125.
It is separately positioned using lamp drive, the integrated level of circuit board 120 is advantageously reduced, the layout of driving chip 125 is facilitated.Especially
It is driven and unifies according to lamp, the cabling of circuit board 120 is more when the front High Density Integration LED chip 122 of circuit board 120
And backside area is limited, possibly can not be laid out intensive driving chip 125；According to lamp drive detach, 123 cabling of driving plate compared with
It is few, intensive driving chip 125 can be laid out.
The switch operating principle that the main reception card 10 of the present embodiment and backup receive card 13 is as follows：
First input interface 110, the main data transmission for receiving card 10 and the first output interface 112 composition, processing, independently of
Second input interface 116, backup receive data transmission, the processing that card 13 and the second output interface 118 are constituted, and main reception blocks 10 Hes
The data that backup receives 13 processing of card can come from same sending card or different sending cards.
When main reception 10 normal work of card, the main data for receiving 10 processing of card and being inputted from the first input interface 110, and will
Data that treated are sent on multiple display unit plates 12 and are shown, and the first output interface 112 will treated data
It is sent to adjacent next display module 1.Meanwhile backing up and receiving the main working condition for receiving card 10 of 13 monitoring of card, work as monitoring
When to 10 error of main reception card or not working, backup receives the main reception card 10 of 13 substitution of card, and processing is defeated from the second input interface 116
The data entered, and will treated that data are sent on multiple display unit plates 12 shows, and the second output interface 118 will
Data that treated are sent to adjacent next display module 1.
Referring to Fig. 6, Fig. 6 is the block diagram of the utility model display module 3rd embodiment.In above-mentioned first embodiment
On the basis of, this third embodiment display module 1 further includes one first module power supply 15, that is, has increased one first module power supply newly
15.The first module power supply 15 is electrically connected with pinboard 11, for the first DC voltage to be converted into the second DC voltage, and first
DC voltage is more than the second DC voltage.Since the power supply of input display module 1 needs first to be depressured through the first module power supply 15
Processing, therefore power interface 114 is not provided on pinboard 11, accordingly, the first module power supply 15, which is equipped with, is used for input dc power
The DC power supply terminal in source.Preferably, the power supply of DC power supply terminal input 48V is 4.5V through the decompression of the first module power supply 15.
By being arranged the first module power supply 15 in display module 1, the first module power supply 15 to the DC voltage of input into
One step is depressured, and by the output of pinboard 11 to main reception card 10 and multiple display unit plates 12.It is depressured using two level, favorably
In power supply heat sinking.
In the present embodiment, the first module power supply 15 is mounted on by connector on pinboard 11, i.e. the first module power supply 15
It is integrated on pinboard 11, facilitates installation, the dismounting of the first module power supply 15, be conducive to plug.However, in other embodiment
In, which can be separately positioned, that is, is not installed on pinboard 11 and is electrically connected by winding displacement and pinboard 11
It connects and powers.
Referring to Fig. 7, Fig. 7 is the block diagram of the utility model display module fourth embodiment.In above-mentioned second embodiment
On the basis of, this fourth embodiment display module 1 further includes one first module power supply 15, that is, has increased one first module power supply newly
15.Particular content about the first module power supply 15 is with reference to 3rd embodiment, and this will not be repeated here.
Referring to Fig. 8, Fig. 8 is the block diagram of the 5th embodiment of the utility model display module.In above-mentioned first embodiment
On the basis of, this fifth embodiment display module 1 further includes one second module power supply 16, that is, has increased one second module power supply newly
16.The second module power supply 16 is electrically connected with pinboard 11, for AC power to be converted into DC power supply.Second module electricity
Source 16 and is used to AC power being converted into DC power supply instead of the first module power supply 15 of 3rd embodiment, i.e., by 220V
Alternating voltage be converted into the DC voltage of 4.5V.Obviously, in the case where ensureing good heat radiating, which can be reduced
The quantity of power supply apparatus, reduces cost.
The utility model also provides the sixth embodiment of display module.On the basis of above-mentioned second embodiment, this 6th
Embodiment display module 1 further includes one second module power supply 16, that is, has increased one second module power supply 16 newly.The second module power supply
16 are electrically connected with pinboard 11, for AC power to be converted into DC power supply.The second module power supply 16 is real instead of the 4th
The first module power supply 15 of example is applied, and is used to AC power being converted into DC power supply, i.e., is converted into the alternating voltage of 220V
The DC voltage of 4.5V.Obviously, in the case where ensureing good heat radiating, which can reduce the quantity of power supply apparatus,
Reduce cost.
The utility model also provides a kind of display screen, referring to Fig. 9, in the first embodiment, which includes cascade
At least two display modules 1, which is spliced into a display surface, the particular content ginseng of the display module 1
Above-mentioned the first embodiment or the second embodiment is read, is implemented since the present embodiment display screen uses above-mentioned the first of display module 1
Whole technical solutions of example or second embodiment, therefore the same above-mentioned first embodiment with display module 1 or the second implementation
All advantageous effects caused by the technical solution of example, this is no longer going to repeat them.
It should be noted that in the utility model, the quantity of display module 1 is arranged according to actual demand, can be but not
It is limited to 2,4,6 or more.However, in this example it is shown that the quantity of module 1 is preferably two, i.e., two show
Module 1 is spliced into a display surface.
In the present embodiment, display screen further includes a first power source unit 20, which shows with all respectively
Show the electrical connection of module 1, power for AC power to be converted into DC power supply.The first power source unit 20 turns AC power
After changing DC power supply into, DC power supply is exported to the power interface 114 of each display module 1, and is each display module 1
Power supply.Specifically, which is converted into the AC power of 220V the DC power supply of 4.5V.
Referring to Fig. 10, Figure 10 is the block diagram of the utility model display screen second embodiment.In above-mentioned first embodiment
On the basis of, this second embodiment display screen further includes a second power source unit 22, that is, has increased a second power source unit 22 newly.It should
Second power source unit 22 is electrically connected with all display modules 1, powers for AC power to be converted into DC power supply respectively.
The present embodiment display screen has increased second power source unit 22 newly, i.e. first power source unit 20 and second power source unit 22 is same
When for all display modules 1 power, when first power source unit 20 or second power source unit 22 can not work, the electricity of normal work
Source unit remains able to power, and ensure that display screen and work normally.By the operating current of a display module 1 be 30A for into
Row explanation, first power source unit 20 and second power source unit 22 are powered simultaneously, and are provided which the electric current of 15A, when the first power supply list
When member 20 can not work, second power source unit 22 individually provides the electric current of 30A to display module 1, and ensures display module 1 just
Often work.
Please refer to Fig.1 the block diagram that 1, Figure 11 is the utility model display screen 3rd embodiment.The present embodiment display screen is adopted
With above-mentioned first embodiment display screen the difference is that：The display screen of 3rd embodiment use above-mentioned 3rd embodiment or
The display module 1 of fourth embodiment, i.e., built-in first module power supply 15 in each display module 1.
Please refer to Fig.1 the block diagram that 2, Figure 12 is the utility model display screen fourth embodiment.The present embodiment display screen is adopted
With above-mentioned second embodiment display screen the difference is that：The display screen of fourth embodiment use above-mentioned 3rd embodiment or
The display module 1 of fourth embodiment, i.e., built-in first module power supply 15 in each display module 1.
Please refer to Fig.1 the block diagram that 3, Figure 13 is the 5th embodiment of the utility model display screen.The present embodiment display screen
The particular content of display module 1 refering to above-mentioned 5th embodiment or sixth embodiment, due to the present embodiment display screen use it is aobvious
Show above-mentioned 5th embodiment of module 1 or whole technical solutions of sixth embodiment, therefore same above-mentioned with display module 1
All advantageous effects caused by the technical solution of 5th embodiment or sixth embodiment, this is no longer going to repeat them.From display
The outside of screen directly inputs the alternating current of 220V, i.e., each display module 1 is directly electrically connected with city.
The utility model also provides the sixth embodiment of display screen, and the present embodiment display screen and above-mentioned 5th embodiment are not
It is with place：
Each display module 1 is built-in with one first module power supply 15 rather than the second module power supply 16, i.e. display screen are not provided with
Power supply is directly connect with the power supply except display screen.The DC power supply of 48V, such as distribution box are directly inputted from the outside of display screen.
The utility model also provides a kind of display system, and in one embodiment, which includes cascade at least two
A display screen, at least two display screens are spliced into a display surface, and the concrete structure of the display screen is refering to above-described embodiment, due to this
The display system of embodiment uses whole technical solutions of above-mentioned all embodiments, therefore the same skill with above-described embodiment
All advantageous effects caused by art scheme, this is no longer going to repeat them.It should be noted that in the utility model, display screen
Quantity be arranged according to actual demand, 2,4,6,8 or more can be but not limited to.
The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention,
Under every utility model in the utility model is conceived, equivalent structure made based on the specification and figures of the utility model
Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (11)
1. a kind of display module, which is characterized in that including：
One main reception card；
One pinboard is electrically connected with the main reception card；And
Multiple display unit plates are electrically connected with the pinboard and are spliced into a display surface respectively；
Each display unit plate includes：
One circuit board；And
Multiple pixels are set on the circuit board, and each pixel includes an at least LED chip.
2. display module according to claim 1, which is characterized in that further include：
One backup receives card, is electrically connected with the pinboard.
3. display module according to claim 2, which is characterized in that
The main reception card and the backup receive card and are installed on the pinboard；
The pinboard be equipped with it is described it is main receive card electrically conduct the first input interface, the first output interface and with it is described
Backup receives the second input interface and the second output interface that card electrically conducts,
First input interface and the second input interface are used for input data；
First output interface and the second output interface are used for output data.
4. display module according to claim 1, which is characterized in that the circuit board includes being electrically connected by connector
Lamp plate and driving plate, the multiple pixel is arranged to be set in one side of the lamp plate far from the driving plate, the driving plate
There are multiple driving chips.
5. display module according to any one of claims 1 to 4, which is characterized in that each display unit plate further includes
It covers the circuit board and encapsulates the encapsulated layer of the multiple pixel,
The encapsulated layer is equipped with crisscross groove, and the encapsulated layer is divided into the lens section at multiple intervals by the groove,
And two pixels of groove interval arbitrary neighborhood, each lens section correspond to a pixel setting；
The encapsulated layer is equipped with a plurality of transverse concave groove, and each transverse concave groove is arranged between the two adjacent pixels；
Alternatively,
The encapsulated layer is equipped with a plurality of longitudinal fluting, and each longitudinal fluting is arranged between the two adjacent pixels.
6. display module according to any one of claims 1 to 4, which is characterized in that further include：
One first module power supply is electrically connected with the pinboard, for the first DC voltage to be converted into the second DC voltage, institute
It states the first DC voltage and is more than second DC voltage.
7. display module according to any one of claims 1 to 4, which is characterized in that further include：
One second module power supply is electrically connected with the pinboard, for AC power to be converted into DC power supply.
8. a kind of display screen, including cascade at least two display module, at least two display module are spliced into a display
Face, which is characterized in that each display module is the display module described in claim 1 to 6 any one.
9. display screen according to claim 8, which is characterized in that further include：
One first power source unit is electrically connected respectively with all display modules, for AC power to be converted into DC power supply
And it powers.
10. display screen according to claim 9, which is characterized in that further include：
One second power source unit is electrically connected respectively with all display modules, for AC power to be converted into DC power supply
And it powers.
11. a kind of display system, including cascade at least two display screen, at least two display screen are spliced into a display
Face, which is characterized in that the display screen is the display screen described in claim 8 to 10 any one.
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| CN201820658831.1U CN208077542U (en) | 2018-05-04 | 2018-05-04 | display module, display screen and display system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820658831.1U CN208077542U (en) | 2018-05-04 | 2018-05-04 | display module, display screen and display system |
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| CN111627377A (en) * | 2020-06-12 | 2020-09-04 | 东莞阿尔泰显示技术有限公司 | Novel LED display system |
| CN111710288A (en) * | 2020-06-12 | 2020-09-25 | 东莞阿尔泰显示技术有限公司 | Improved LED display system |
| CN111739460A (en) * | 2019-03-19 | 2020-10-02 | 西安诺瓦电子科技有限公司 | Display control device and display system |
| CN111798790A (en) * | 2019-04-09 | 2020-10-20 | 西安诺瓦电子科技有限公司 | Display control card and display system |
| CN112365835A (en) * | 2019-07-26 | 2021-02-12 | 西安诺瓦星云科技股份有限公司 | Display control card and display system |
| WO2022198716A1 (en) * | 2021-03-22 | 2022-09-29 | Tcl华星光电技术有限公司 | Spliced lamp panel and display apparatus |
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| CN111739460A (en) * | 2019-03-19 | 2020-10-02 | 西安诺瓦电子科技有限公司 | Display control device and display system |
| CN111798790A (en) * | 2019-04-09 | 2020-10-20 | 西安诺瓦电子科技有限公司 | Display control card and display system |
| CN111798790B (en) * | 2019-04-09 | 2022-03-22 | 西安诺瓦星云科技股份有限公司 | Display control card and display system |
| CN112365835A (en) * | 2019-07-26 | 2021-02-12 | 西安诺瓦星云科技股份有限公司 | Display control card and display system |
| CN111627377A (en) * | 2020-06-12 | 2020-09-04 | 东莞阿尔泰显示技术有限公司 | Novel LED display system |
| CN111710288A (en) * | 2020-06-12 | 2020-09-25 | 东莞阿尔泰显示技术有限公司 | Improved LED display system |
| WO2022198716A1 (en) * | 2021-03-22 | 2022-09-29 | Tcl华星光电技术有限公司 | Spliced lamp panel and display apparatus |
| US11977297B2 (en) | 2021-03-22 | 2024-05-07 | Tcl China Star Optoelectronics Technology Co., Ltd. | Splicing type light board and display device |
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