CN108803948A - LED lamp bead, LED touch modules and LED display - Google Patents
LED lamp bead, LED touch modules and LED display Download PDFInfo
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- CN108803948A CN108803948A CN201810878499.4A CN201810878499A CN108803948A CN 108803948 A CN108803948 A CN 108803948A CN 201810878499 A CN201810878499 A CN 201810878499A CN 108803948 A CN108803948 A CN 108803948A
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- 239000011324 bead Substances 0.000 title claims abstract description 100
- 230000006698 induction Effects 0.000 claims abstract description 81
- 239000000758 substrate Substances 0.000 claims description 42
- 230000005611 electricity Effects 0.000 claims description 4
- 210000004209 hair Anatomy 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 description 10
- 238000005538 encapsulation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000000574 ganglionic effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
- G06F3/0421—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means by interrupting or reflecting a light beam, e.g. optical touch-screen
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
The present invention relates to LED lamp bead, LED touch modules and LED display, LED lamp beads to include：Lamp body；Luminescent device is set on the lamp body；Electrode assembly is set on the lamp body, including induction electrode；And pin, including display pin and electrode pin, the luminescent device is connected to the display pin, the electrode pin setting at least two, the induction electrode is connected to the electrode pin, and connects the electrode pin of another LED lamp bead by the electrode pin or be connected to touch-control IC.LED touch modules and LED display include the LED lamp bead.By the way that electrode assembly is arranged on lamp body, electrode assembly provides external interface by electrode pin, when arranging LED lamp bead to form LED array, electrode pin between different LED lamp beads can be connected by cabling, two induction electrode strings are formed to connect, the touch control operation of LED lamp bead can be realized, also, the length of induction electrode string can change by increasing or decreasing LED lamp bead.
Description
Technical field
The present invention relates to display fields, more particularly to a kind of LED lamp bead, LED touch modules and LED display.
Background technology
In recent years, LED display technique is quickly grown, and product is increasingly sent out to the high-resolution direction such as high density, small spacing
Exhibition.Show that product rapid growth, small spacing LED display technique are also being constantly progressive along with small spacing LED, more and more
LED display is applied to the occasions such as command centre, meeting room, multi-media classroom, and display screen touch-control is demonstrated in these application scenarios
The demand of function is also more and more vigorous.
Traditional touch control method applied on LED display is infrared touch-control, and infrared emitting is blocked by touching object
RX path, to position the position of touching object.This method is needed in the external infrared touch frame of LED display, and
Infrared touch frame needs are customized according to the size of display screen, cannot achieve batch production.Therefore, the touch of LED display
Scheme cannot achieve good touch, it is still desirable to improve.
Invention content
Based on this, it is necessary to cannot achieve good touch problem for traditional LED touch scheme, provide a kind of LED
Lamp bead, LED touch modules and LED display.
A kind of LED lamp bead, including：
Lamp body；
Luminescent device is set on the lamp body；
Electrode assembly is set on the lamp body, including induction electrode；And
Pin, including display pin and electrode pin, the luminescent device are connected to the display pin, and the electrode draws
Foot setting at least two, the induction electrode is connected to the electrode pin, and connects another LED by the electrode pin
The electrode pin of lamp bead is connected to touch-control IC.
The lamp body includes the first end face and second end face being oppositely arranged in one of the embodiments, described to shine
Device is set in the first end face, and the electrode assembly is set in first end face or second end face.
The first end face sinks to being formed with lamp to close to the direction of the second end face in one of the embodiments,
Cup, the luminescent device are set in the Lamp cup.
The lamp body includes first substrate and second substrate in one of the embodiments, the first substrate with it is described
Second substrate is stacked, and is fixed to each other, and is provided with through-hole on the first substrate, and the second substrate is from the through-hole
The through-hole is closed in one end, and the luminescent device is set on the second substrate, and is contained in the through-hole, the electrode
Component is set between the first substrate and the second substrate.
The induction electrode corresponds to the luminescent device and is provided with perforation in one of the embodiments,.
In one of the embodiments, there are two the electrode pin settings, two electrode pins are set to described
The opposite both sides of lamp body；Or
There are four the electrode pin settings, and four electrode pins are respectively arranged at the not homonymy of the lamp body.
The luminescent device is provided with multiple in one of the embodiments, and multiple luminescent devices are uniform, interval
It is set on the lamp body, the induction electrode of the electrode assembly is correspondingly arranged on multiple perforation, described in each perforation corresponding one
Luminescent device.
Above-mentioned LED lamp bead, by the way that electrode assembly is arranged on lamp body, electrode assembly provides external connect by electrode pin
Mouthful, so that when arranging LED lamp bead to form LED array, can the electrode pin between different LED lamp beads be passed through cabling
Series connection connects to form two senses in two different directions to connect the electrode assembly of LED lamp bead to form induction electrode string
After answering electrode array, you can realize the touch control operation of LED lamp bead, also, the length of induction electrode string can be by increasing or decreasing
LED lamp bead and change.
A kind of LED touch modules, including substrate, routing layer and lamp bead layer, the routing layer are set in the substrate, institute
It states lamp bead layer to be set on the routing layer, the lamp bead layer includes the LED array of multiple LED lamp bead compositions, the LED lamp bead
For any of the above-described LED lamp bead, the routing layer includes several cablings, and the electrode pin of the LED lamp bead is described in
The cabling of routing layer connects, and the induction electrode of the LED lamp bead is made to connect to form two induction electrodes extended in different directions
String.
One of induction electrode string extends along the line direction of LED array in one of the embodiments, another induction
Electrode array extends along the column direction of LED array；Or two induction electrode strings are diagonal respectively along be parallel to LED array two
The direction of line extends；
And along the line direction or column direction of LED array, adjacent LED lamp bead belongs to different induction electrode strings.
Above-mentioned LED touch modules are connected the electrode pin of LED lamp bead by cabling so that the induction electrode of LED lamp bead
Series connection forms two induction electrode strings extended in different directions, can be at the finger touching corresponding region of LED lamp bead
Being incuded by the induction electrode of LED lamp bead, induction electrode series winding is connected to touch-control IC, when induction electrode generates induction, touch-control IC
Touched position can be positioned.
A kind of LED display, including LED touch modules, the LED touch modules are any of the above-described LED touch-controls
Module.
Above-mentioned LED display is connected the electrode pin of LED lamp bead by cabling so that the induction electrode string of LED lamp bead
Connection forms two induction electrode strings extended in different directions, can be by the finger touching corresponding region of LED lamp bead
The induction electrode of LED lamp bead is incuded, and induction electrode series winding is connected to touch-control IC, and when induction electrode generates induction, touch-control IC is
Touched position can be positioned.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the LED lamp bead of one embodiment of the invention；
Fig. 2 is the dimensional structure diagram at another visual angle of LED lamp bead of one embodiment of the invention；
Fig. 3 is the vertical view of the LED lamp bead of one embodiment of the invention；
Fig. 4 is the vertical view of the LED lamp bead of further embodiment of this invention；
Fig. 5 is the structural schematic diagram of the electrode assembly of the LED lamp bead of one embodiment of the invention；
Fig. 6 is the sectional view of the LED lamp bead of one embodiment of the invention；
Fig. 7 is the sectional view of the LED touch modules of one embodiment of the invention；
Fig. 8 is the connection diagram of the induction electrode string of the LED touch modules of one embodiment of the invention.
Specific implementation mode
To facilitate the understanding of the present invention, below with reference to relevant drawings to invention is more fully described.In attached drawing
Give the better embodiment of the present invention.But the present invention can realize in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosure
Add thorough and comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not offered as being unique embodiment.
Unless otherwise defined, all of technologies and scientific terms used here by the article and belong to the technical field of the present invention
The normally understood meaning of technical staff is identical.Used term is intended merely to description tool in the description of the invention herein
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant Listed Items.
It please refers to Fig.1, Fig. 2 and Fig. 3, illustratively shows the structural representation of the LED lamp bead 10 of one embodiment of the invention
Figure, multiple LED lamp beads 10 are installed on the pcb board of display structure, and touch control operation may be implemented in display structure.
Specifically, LED lamp bead 10 may include lamp body 110, luminescent device 120, pin 130 and electrode assembly 140, hair
Optical device 120, pin 130 and electrode assembly 140 rely on the setting of lamp body 110.Specifically, luminescent device 120 can be arranged
In on lamp body 110, pin 130 is provided with multiple, and luminescent device 120 is connect at least two pins 130, to make luminescent device
120 can be connected to circuit by pin 130, and electrode assembly 140 can be set on lamp body 110, and at least two pins
130 connections.
Lamp body 110 can have the first end face 110a being oppositely arranged and second end face 110b, when LED lamp bead 10 is mounted on
When on pcb board, first end face 110a is the end face far from pcb board, and second end face 110b is close to the end face of pcb board.Photophore
Part 120 can be set on first end face 110a, and electrode assembly 140 can be set to first end face 110a or second end face
On 110b.For finger when touching first end face 110a, electrode assembly 140 can generate corresponding touch-control sensing, electrode assembly 140
It is connected to a touch-control IC by pin 130, touch-control sensing passes through the pin 130 being connect with electrode assembly 140 and is transmitted to touch-control IC,
Touch-control IC obtains the location information of touched LED lamp bead 10, so as to the positioning touched.
Luminescent device 120 can be arranged directly on the surface of first end face 110a.For example, on the surface of first end face 110a
Directly fix luminescent device 120.That is, luminescent device 120 can be arranged in a manner of surface-pasted.
First end face 110a can sink to being formed Lamp cup 110c, luminescent device 120 to close to the direction of second end face 110b
It can be set in Lamp cup 110c.Specifically, being set to the bottom of Lamp cup 110c, and pin 130 is connected to by key line.By
This, the encapsulation of COB forms may be implemented in luminescent device 120.
The shape of Lamp cup 110c can be cylindrical or multi-edge column-shaped, specifically can be with it is, of course, also possible to be other shapes
Depending on product demand.
In one or more embodiments, lamp body 110 may include first substrate 111 and second substrate 113, first substrate
111 are stacked with second substrate 113, and are fixed to each other, and are provided with through-hole 111a on first substrate 111, second substrate 113 from
Through-hole 111a is closed in one end of through-hole 111a, and luminescent device 120 can be set on second substrate 113, and be contained in the first base
In the through-hole 111a of plate 111.Electrode assembly 140 can be set between first substrate 111 and second substrate 113, as a result, electrode
Component 140 is arranged inside lamp body 110.By the way that first substrate 111 and second substrate 113 is arranged, not only can conveniently shine
Fixation of the chip on lamp body 110, and electrode assembly 140 is set to the mode inside lamp body 110, protection electricity can be played
The effect of pole component 140, meanwhile, it is also beneficial to the laying of electrode assembly 140.
It can be fixed, be used by way of bonding between electrode assembly 140 and first substrate 111, second substrate 113
Adhesive can be insulation.Adhesive can also include extinction or reflectorized material, to reduce luminescent device 120 first
Light loss between substrate 111 and second substrate 113.
The luminescent device 120 may include red light chips (R chips), green light chip (G chips), blue chip (B cores
At least one of piece).In some embodiments, the luminescent device 120 includes red light chips (R chips), green light chip (G
Chip) and blue chip (B chips), the display structure that the attachment of LED lamp bead 10 is formed as a result, is full-color display.
It can be connected by conducting wire between the luminescent device 120 and the pin 130.For example, being set in the lamp body 110
It is equipped with channel (not shown), conducting wire is placed in channel.For example, microcircuit (not shown) can have been drawn in the lamp body 110,
The luminescent device 120 is connected to the microcircuit, and is realized by microcircuit and be electrically connected with pin 130.
Referring to Fig. 3, electrode assembly 140 may include induction electrode 141, induction electrode 141 corresponds to 120 institute of luminescent device
The region at place can be provided with perforation 141a, and the light extraction of luminescent device 120 is influenced to avoid induction electrode 141.Induction electrode 141
Shape can be diamond shape, it is to be understood that induction electrode 141 can also be other shapes, and the change of shape is not
Influence the realization of touch-control.
Pin 130 may include display pin 131 and electrode pin 133, and luminescent device 120 is connected to display pin 131,
And by showing that pin 131 is electrically connected to driving IC, induction electrode 141 is connected to electrode pin 133, and passes through electrode pin
133 connect the electrode pin 133 of another LED lamp bead 10 or are connected to touch-control IC.
Electrode assembly 140 can also include connection electrode 143, and induction electrode 141 can be connected to by connection electrode 143
Electrode pin 133.
In wherein a kind of embodiment, there are four electrode pin 133 can be arranged, four electrode pins 133 respectively from
Four different directions are connected to induction electrode 141, to, it is connected with each other by selecting between different electrode pins 133, it can
In LED array, the connection of induction electrode 141 of multiple LED lamp beads 10 is formed two induction electrode strings, and incuded by two
Electrode array realizes electrode induction.For example, when induction electrode 141 is diamond shape, four electrode pins 133 are connected to induction electrode
141 four angles.
Four electrode pins 133 can be respectively arranged at the not homonymy of lamp body 110.For example, when lamp body 110 is square,
Four electrode pins 133 are respectively arranged at four different sides of lamp body 110.In 10 arrangement form LED array of LED lamp bead
When, two of which electrode pin 133 is connect with two electrode pins 133 of another LED lamp bead 10 by cabling, to shape
At induction electrode string.For example, two be oppositely arranged the electrode pin 133 of LED lamp bead 10 is connected, it is arranged in linear induction
Electrode array.In 10 arrangement form LED array of LED lamp bead, by the different connection types of electrode pin 133, two can be formed
The induction electrode string of a phase different directions realizes touch-control sensing to make induction electrode string cover entire touch interface.By four
Electrode pin 133 is set to the not homonymy of lamp body 110, and the cabling setting being beneficial between 143 pin 133 of connection electrode makes
Cabling arrangement regularization is obtained, not in a jumble.
Referring to Fig. 4, in another embodiment, there are two electrode pin 133 can be arranged, two electrode pins
133 are connected to induction electrode 141 from two different directions, to lead between the electrode pin 133 of different LED lamp beads 10
Cabling connection is crossed, can be connected in the LED array of 10 arrangement form of LED lamp bead and form two induction electrode strings, to realize
Electrode incudes.
Two electrode pins 133 can be set to the opposite both sides of lamp body 110.For example, electrode pin 133 is set to
On biend 110b, two electrode pins 133 can be set to two opposite sides of second end face 110b.Thus, it is possible to
By the residing orientation of electrode pin 133, corresponding rotating LED lamp bead 10 is installed again, you can so that LED array is had correct
Arrangement mode, to form two induction electrode strings.It will be appreciated by persons skilled in the art that two electrode pins 133 also may be used
Homonymy or adjacent both sides are arranged, at this time, it is only necessary to which the cabling for changing electrode pin 133 between LED lamp bead 10 also may be used
Induction electrode string is formed with connection.
Referring to Fig. 5, in one or more embodiments, multiple luminescent devices 120 can be provided on lamp body 110, it is more
A luminescent device 120 uniformly, interval be set on lamp body 110, the induction electrode 141 of electrode assembly 140 can be correspondingly arranged
There are multiple perforation 141a, each 141a that perforates corresponds to a luminescent device 120.
Referring to Fig. 6, LED lamp bead 10 can also include encapsulated layer 150, the encapsulated layer 150 can form in the lamp
On body 110, and the luminescent device 120 and the conductor layer are packaged in the Lamp cup 110c.By the way that encapsulated layer is arranged
150, luminescent device 120 can be isolated with external environment, avoid luminescent device 120 since exposure damages, work as electrode group
When part 130 is set on the first end face 110a of lamp body 110, encapsulated layer 150 can be with encapsulated electrode component 130, with to electrode
Component 130 plays a protective role.
Epoxy resin may be used in the encapsulated layer 150 or silica gel is made, specifically can be according to the actual production need of product
It is selected.
The encapsulated layer 150 may include encapsulation glue-line 151 and photochromic regulating course 153.For example, photochromic regulating course 153, if
It is placed in Lamp cup 110c, and seals luminescent device 120；Glue-line 151 is encapsulated, is set on photochromic regulating course 153, and seal photochromic
Regulating course 153.
The photochromic regulating course 153 can by the Lamp cup 110c encapsulating formed, the height of photochromic regulating course 153
Can be less than or equal to the Lamp cup 110c depth, as a result, photochromic regulating course 153 in Lamp cup 110c to the luminescent device
120 form sealing, and the encapsulation glue-line 151 forms the photochromic regulating course 153 and seals.When electrode assembly 140 is set to lamp
When the first end face 110a of body 110, encapsulation glue-line 151, which is also formed electrode assembly 140, to be sealed.
Fluorescent powder can be mixed in the photochromic regulating course 153, fluorescent powder is uniformly distributed in photochromic regulating course 153,
The specific mixed proportion of fluorescent powder and glue is depending on the depth of Lamp cup 110c.When the light that luminescent device 120 is sent out passes through light
When tone ganglionic layer 153, by the scattering of fluorescent powder, uniformly enter in encapsulation glue-line 151, then projected from encapsulation glue-line 151,
Light-emitting uniformity is good.
Above-mentioned LED lamp bead 10, by the way that electrode assembly 140 is arranged on lamp body 110, electrode assembly 140 passes through electrode pin
133 provide external interface, to, can will be between different LED lamp beads 10 when the arrangement of LED lamp bead 10 is formed LED array
Electrode pin 133 connected by cabling, to which the connection of the electrode assembly 140 of LED lamp bead 10 is formed induction electrode string, two
A different direction connects to form two induction electrode strings after, you can realize the touch control operation of LED lamp bead 10, also, induced electricity
The length of pole string can be changed by increasing or decreasing LED lamp bead 10.
Please continue to refer to Fig. 7, the structural representation of the LED touch modules 20 of one embodiment of the invention is illustratively shown
Figure, LED touch modules 20 may include substrate 210, routing layer 220 and lamp bead layer 230, and the routing layer 230 is set to described
In substrate 210, the lamp bead layer 230 is set on the routing layer 220, and the lamp bead layer 230 is formed including multiple LED lamp beads
LED array, LED lamp bead be any of the above-described embodiment described in LED lamp bead 10, the routing layer 220 include several cablings,
The electrode pin of LED lamp bead is connected by the cabling of routing layer 220, and the induction electrode of LED lamp bead is made to connect to form two edges not
The induction electrode string 240 of equidirectional extension.
Referring to Fig. 8, in the particular embodiment, one of induction electrode string 240 can be along the line direction of LED array
Extend, another induction electrode string 240 can extend along the column direction of LED array.In a further embodiment, induction electrode string
240 can also extend along other directions, for example, two induction electrode strings 240 are respectively along being parallel to two of LED array
Cornerwise direction extends.
Along the line direction or column direction of LED array, adjacent LED lamp bead belongs to different induction electrode strings 240.
The substrate 210 can be pcb board.Substrate 210 may include routing layer 220, that is to say, that routing layer 220 can
To be a part for substrate 210.
Above-mentioned LED touch modules 20 are connected the electrode pin of LED lamp bead by cabling so that the induced electricity of LED lamp bead
Pole connects to form two induction electrode strings 240 extended in different directions, in the corresponding region of finger touching LED lamp bead
When, it can be incuded by the induction electrode of LED lamp bead, induction electrode series winding is connected to touch-control IC, when induction electrode generates induction,
Touch-control IC can position touched position.
The present invention also provides a kind of LED display, the LED display includes that the LED described in any of the above-described embodiment is touched
Control module.
Above-mentioned LED display is connected the electrode pin of LED lamp bead by cabling so that the induction electrode string of LED lamp bead
Connection forms two induction electrode strings extended in different directions, can be by the finger touching corresponding region of LED lamp bead
The induction electrode of LED lamp bead is incuded, and induction electrode series winding is connected to touch-control IC, and when induction electrode generates induction, touch-control IC is
Touched position can be positioned.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, 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, it is all considered to be the range of this specification record.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of LED lamp bead, which is characterized in that including：
Lamp body；
Luminescent device is set on the lamp body；
Electrode assembly is set on the lamp body, including induction electrode；And
Pin, including display pin and electrode pin, the luminescent device are connected to the display pin, and the electrode pin is set
At least two are set, the induction electrode is connected to the electrode pin, and connects another LED lamp bead by the electrode pin
Electrode pin or be connected to touch-control IC.
2. LED lamp bead according to claim 1, which is characterized in that the lamp body include the first end face that is oppositely arranged and
Second end face, the luminescent device are set in the first end face, and the electrode assembly is set to first end face or second
On end face.
3. LED lamp bead according to claim 2, which is characterized in that the first end face is to close to the second end face
Direction sinks to being formed with Lamp cup, and the luminescent device is set in the Lamp cup.
4. LED lamp bead according to claim 1, which is characterized in that the lamp body includes first substrate and second substrate, institute
It states first substrate to be stacked with the second substrate, and is fixed to each other, be provided with through-hole on the first substrate, described second
Substrate closes the through-hole from one end of the through-hole, and the luminescent device is set on the second substrate, and is contained in institute
It states in through-hole, the electrode assembly is set between the first substrate and the second substrate.
5. according to claim 2-4 any one of them LED lamp beads, which is characterized in that the induction electrode corresponds to described shine
Device is provided with perforation.
6. LED lamp bead according to claim 1, which is characterized in that there are two the electrode pin settings, two electricity
Pole pin is set to the opposite both sides of the lamp body；Or
There are four the electrode pin settings, and four electrode pins are respectively arranged at the not homonymy of the lamp body.
7. LED lamp bead according to claim 1, which is characterized in that the luminescent device is provided with multiple, multiple hairs
Optical device uniformly, interval be set on the lamp body, the induction electrode of the electrode assembly is correspondingly arranged on multiple perforation, often
A perforation corresponds to a luminescent device.
8. a kind of LED touch modules, which is characterized in that including substrate, routing layer and lamp bead layer, the routing layer is set to described
In substrate, the lamp bead layer is set on the routing layer, and the lamp bead layer includes the LED array of multiple LED lamp bead compositions, institute
It is claim 1-7 any one of them LED lamp beads to state LED lamp bead, and the routing layer includes several cablings, the LED lamp bead
Electrode pin connected by the cabling of the routing layer, make the induction electrode of the LED lamp bead connect to form two along difference
The induction electrode string that direction extends.
9. LED touch modules according to claim 8, which is characterized in that one of induction electrode string is along LED array
Line direction extends, another induction electrode string extends along the column direction of LED array；Or two induction electrode strings are respectively along flat
Row extends in two cornerwise directions of LED array；
And along the line direction or column direction of LED array, adjacent LED lamp bead belongs to different induction electrode strings.
10. a kind of LED display, which is characterized in that including LED touch modules, the LED touch modules are claim 8 or 9
The LED touch modules.
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| CN201810878499.4A CN108803948A (en) | 2018-08-03 | 2018-08-03 | LED lamp bead, LED touch modules and LED display |
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| CN201810878499.4A CN108803948A (en) | 2018-08-03 | 2018-08-03 | LED lamp bead, LED touch modules and LED display |
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