CN202521324U - Dual-purpose visible light illumination and communication light emitting diode (LED) light source module - Google Patents
Dual-purpose visible light illumination and communication light emitting diode (LED) light source module Download PDFInfo
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- CN202521324U CN202521324U CN2012201399547U CN201220139954U CN202521324U CN 202521324 U CN202521324 U CN 202521324U CN 2012201399547 U CN2012201399547 U CN 2012201399547U CN 201220139954 U CN201220139954 U CN 201220139954U CN 202521324 U CN202521324 U CN 202521324U
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- 238000004891 communication Methods 0.000 title claims abstract description 13
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Abstract
The utility model provides a dual-purpose illumination and communication light emitting diode (LED) light source module, which comprises a substrate, LED devices, a driving unit and a modulation unit, wherein the LED devices are arranged on the substrate; the driving unit is used for controlling the brightness of the LED devices; the modulation unit is used for modulating an external command into an analogue signal, and transmitting the analogue signal to the driving unit; and the driving unit controls the light emission of the LED devices. The LED light source module is used for simultaneously realizing illumination and the optical transmission of signals. In addition, an LED illumination module and a wireless optical communication module are integrated, so that the LED light source module is simple in structure, convenient to mount and use and high in universality, and a lamp and a wireless light emitting source are arranged simultaneously.
Description
Technical field
The utility model relates to technical field of telecommunications, relates in particular to a kind of visible illumination, the dual-purpose led light source module of communication.
Background technology
At present, the LED (light emitting diode) with the title of " green illumination " enjoys people to pay close attention to, and than conventional light source, LED has characteristics such as environmental protection, size is little, low in energy consumption, the life-span is long, is fit to very much be used as lamp light source.Because of single LEDs packaging part lumen number is difficult to satisfy the requirement of street lamp, Down lamp, so in the LED lamp applications, people often are integrated in the plurality of LEDs packaging part on the same wiring board and form light source module, so that install and use in order to obtain high lumen number.Traditional led light source module basic structure, as shown in Figure 1, comprising: wiring board 01 is arranged on the LED packaging part 02 on the wiring board 01.For improving radiating efficiency, on some led light source module, also be provided with radiating fin 03.
As everyone knows, radio communication and application thereof have become one of most active research field of current Information technology technology.But most of radio communication technologies are subject to the influence of transmitting power, electromagnetic interference, can not use at Safety of Coal Mine Production, medical monitoring, seafari special occasions; And visible light is not influenced by complicated electromagnetic interference particularly, is the gate open letter technology of rising again in recent years.And, have response sensitivity height, characteristics that modulating characteristic is good as the led light source in the present age " green illumination ", be fit to very much serve as the visible light communication light source.
Therefore, very be necessary to develop a kind of led light source module, when illumination is provided, realize the light transmission of signal.
Summary of the invention
The purpose of the utility model is, develops a kind of simple in structure, good heat dissipation effect, the illumination easy for installation dual-purpose led light source module of communicating by letter.
For achieving the above object, the concrete scheme of a kind of dual-purpose led light source module of communication of throwing light on that the utility model provides is following:
A kind of illumination dual-purpose led light source module of communicating by letter comprises: a substrate, and the LED device that at least one is arranged on the said substrate is characterized in that said substrate is provided with control module and driver element; One end of said driver element is connected with control module, and the other end of said driver element is connected with the LED device.
Aforementioned control module is a modulating unit.
Aforementioned control module also comprises coding unit.
Aforementioned coding unit one end is connected with modulating unit, and the other end of aforementioned coding unit is connected with driver element; It is data signal that aforementioned coding unit is used for the analog-signal transitions that modulating unit sends.
Also be integrated with the receiver that receives extraneous signal on the aforesaid base plate, aforementioned receiver is connected with controller.
Aforementioned LED device comprises: one or more in white light parts, ruddiness device, green device, blue-light device, the RGB trichromat spare, contain a kind of in blue chip, green glow, red light chips, the ultraviolet chip at least in the aforementioned white light parts.
Aforesaid base plate is common pcb board, ceramic wiring board, have a kind of in heat sink pcb board or the MCPCB plate.
Aforesaid base plate comprise the printed substrate of being with through hole and with the metal forming of aforementioned printed substrate bottom adhesive, the bottom of aforementioned through-hole is a metal forming, aforementioned LED device is installed on the metal forming of through hole.
Aforesaid base plate is the MCPCB plate, and aforementioned MCPCB plate is provided with blind hole, and aforementioned blind hole bottom is the metal level of MCPCB plate, and aforementioned LED device is installed on the metal level of blind hole bottom.
Aforementioned LED device is divided at least two groups, and each is organized the LED device and is responsible for transmitting different information.
A kind of illumination that the utility model provides dual-purpose led light source modular device of communicating by letter when utilizing the light source module illumination, has been realized the transmission of signal; Compare it with the transmission of the conventional wireless signal of telecommunication and have radiationless, as not receive electromagnetic interference advantage.Simultaneously, simple in structure because LED lighting module and wireless light communication module are integrated, and make the installation that in the installation light fixture, has realized the wireless optical emission source, and easy to install, highly versatile.In addition, a kind of illumination that the utility model provides dual-purpose led light source modular device of communicating by letter adopts high heat conduction wiring board as substrate, good heat dissipation effect.
Description of drawings
Shown in Figure 1 is the structural representation of traditional led light source module;
Shown in Figure 2ly be the communicate by letter vertical view of dual-purpose led light source module embodiment one of the illumination of the utility model;
Shown in Figure 3 is the A-A cutaway view of Fig. 2;
Shown in Figure 4ly be the communicate by letter vertical view of dual-purpose led light source module embodiment two of the illumination of the utility model;
Shown in Figure 5 is the B-B cutaway view of Fig. 4;
Shown in Figure 6ly be the communicate by letter vertical view of dual-purpose led light source module embodiment three of the illumination of the utility model;
Shown in Figure 7ly be the communicate by letter vertical view of dual-purpose led light source module embodiment four of the illumination of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing, a kind of illumination that the utility model provides is communicated by letter dual-purpose led light source module specific embodiment explanation as follows.
Embodiment one
As shown in Figure 2; A kind of illumination that present embodiment provides dual-purpose led light source module of communicating by letter; Comprise: substrate 1, be arranged at least one the LED device 2 on the substrate 1, be integrated in the driver element 3 that is connected with said LED device 2 on the substrate 1; Be integrated in the modulating unit 4 that is connected with driver element 3 on the said substrate 1, and be used for the wire connection terminal 5 of external power supply.
Wherein, said substrate 1 comprises pcb board 11 (printed circuit board) and is embedded in heat sink 12 in the said pcb board 11.Said heat sink 12 connect the substrate upper and lower surfaces, form heat dissipation channel.
Said LED device 2 is large power white light LED part or RGB three coloured light devices.In the present embodiment, preferred LED device is the large power white light LED part that blue chip excites yellow fluorescent powder; Preferably to arrange be 3 * 6 arrays to the LED device; In other embodiments, also include red light chips, ultraviolet chip etc. in the said LED device, be not limited to present embodiment.For obtaining better radiating effect, said LED device 2 has fin, and said fin and said heat sink 12 welds together, and is as shown in Figure 3.
Said driver element 3 is used for controlling the light and shade of driving LED device, and preferred driver element is IC (Integrated Circuit) chip; In other embodiments, driver element can be drive circuit.
Said modulating unit 4 is used for modulated external order and is analog signal, and in the present embodiment, preferably modulating unit adopts the frequency modulation modulating mode; For preventing the flicker of light, preferred light and shade frequency is arranged on more than the 50Hz.In other embodiments, said modulating unit also can adopt the amplitude modulation modulating mode, is not limited to present embodiment.Be further to improve the radiating effect of modulating unit and control module, the bottom of said modulating unit and said control module and heat sink welds together, and is not limited to present embodiment.
A kind of illumination that present embodiment provides dual-purpose led light source module of communicating by letter; Be input to driver element after through modulating unit the external command of receiving being modulated into analog signal; The analog signal of driver element after according to modulation controlled the light and shade of LED device, with transmission information.For convenient reception to external signal, in other embodiments, be integrated with receiver on the said substrate, be used for receiving multiple external command and external command is transferred to modulating unit, be not limited to present embodiment.In other embodiments, external command can also comprise in order to adjusting LED device brightness of illumination, colour temperature except comprising the order that transmits through line-of-sight propagation, and orders such as control led light source module physical location or lighting angle.
A kind of illumination that present embodiment provides dual-purpose led light source module of communicating by letter when utilizing the light source module illumination, has realized the transmission of signal; Compare it with the transmission of the conventional wireless signal of telecommunication and have radiationless, as not receive electromagnetic interference advantage.In practical application, as long as we assemble signal receiving end on mobile devices such as mobile phone, PC, just can conveniently realize the radio communication of light, practical.In addition, simple in structure because LED lighting module and wireless light communication module integrate, and make the installation that in the installation light fixture, has realized the wireless optical emission source, and easy to install, highly versatile.
Embodiment two
As shown in Figure 4; A kind of illumination that present embodiment provides dual-purpose led light source module of communicating by letter comprises: substrate 1, and at least one is arranged on the LED device 2 on the substrate 1; At least one is integrated on the substrate 1 and the driver element 3 that is connected with said LED device 2; At least one is integrated on the said substrate 1 and the coding unit 6 that is connected with driver element 3, and at least one is integrated on the said substrate 1 and the modulating unit 4 that is connected with said coding unit 6, and is used for the wire connection terminal 5 of external power supply.
Wherein, said substrate 1 be metal core printed circuit board (Metal Core PCB, MCPCB).As shown in Figure 5, for improving the radiating effect of LED device 2 and driver element 3, have at least two blind holes on the said MCPCB, the bottom of said LED device 2 and said driver element 3 directly contacts with the Metal Substrate of MCPCB.
In the present embodiment, preferred LED device is made up of two 3 * 3LED device arrays, and preferred LED device has RGB three color chips, is not limited to present embodiment.
Referring to Fig. 4, the preferred modulating unit 4 of present embodiment comprises video modulation unit 41 and voice modulation unit 42, is used for modulating video signal and audio signal respectively.In the present embodiment, preferred coding unit 6 quantity are two, and preferred driver element 3 quantity are two.Said two coding units 6 are encoded to the video modulation unit 41 and the modulation signal of voice modulation unit 42 outputs respectively; And the signal after will encoding is transferred to two different driver elements 3 respectively, controls the light on and off of two LED device arrays through driver element 3.
A kind of illumination that present embodiment provides dual-purpose led light source module of communicating by letter, its structure and embodiment one basically identical, difference is:
One, led array is divided into two different light-emitting zones, carries out video, transmission of audio signals respectively.In other embodiments, light-emitting zone is a plurality of, and wherein at least one is used for carrying out the signal transmission, is not limited to present embodiment.
Two, add coding unit, the analog signal conversion that modulating unit is sent is a data signal, improves the antijamming capability of transmission signal.
Three, adopt MCPCB as substrate.In other embodiments, also can adopt the pressing wiring board, high thermal conductive substrates such as ceramic wiring board are not limited to present embodiment.Here, described pressing wiring board comprises: the printed substrate of band through hole and with the metal forming of said printed substrate bottom adhesive, the bottom of said through hole is a metal forming, said LED device is installed on the metal forming of said through hole.
A kind of illumination that present embodiment provides dual-purpose led light source module of communicating by letter has video, two various signals modulation of audio frequency, coding, emission approach, and the signal emission contains much information.
Embodiment three
As shown in Figure 6; A kind of illumination that present embodiment provides dual-purpose led light source module of communicating by letter, comprising: substrate 1 is arranged at least one the LED device 2 on the substrate 1; Be integrated in the driver element 3 that is connected with said LED device 2 on the substrate 1; Be integrated in the coding unit 6 that is connected with driver element 3 on the said substrate 1, be integrated in the modulating unit 4 that is connected with said coding unit 6 on the said substrate 1, and be used for the wire connection terminal 5 of external power supply.
A kind of illumination that present embodiment provides dual-purpose led light source module of communicating by letter, its structure and embodiment one basically identical, difference is:
One, said LED device 2 comprises white light LED part 21 and red-light LED device 22.Through the setting of red-light LED device 22, not only can realize the colour temperature adjustability of led light source module, also help and use white light LED part to serve as illumination use device, red-light LED device to serve as the communication that signal transmits to use device.
Two, also be integrated with coding unit on the said substrate 1, said coding unit is used for the signal of modulating unit output is encoded, and realizes the Digital Transmission of signal.It is compared with enforcement one, has the strong advantage of signal antijamming capability.
Embodiment four
As shown in Figure 7; A kind of illumination that present embodiment provides dual-purpose led light source module of communicating by letter; Comprise: substrate 1, be arranged at least one the LED device 2 on the substrate 1, be integrated in the driver element 3 that is connected with said LED device 2 on the substrate 1; Be integrated in the modulating unit 4 that is connected with said driver element 3 on the substrate 1, and be used for the wire connection terminal 5 of external power supply.
A kind of illumination that present embodiment provides dual-purpose led light source module of communicating by letter, its structure and embodiment one basically identical, it is not:
Said LED device 2 comprises: red-light LED device 22, green light LED device 23 and blue-ray LED device 24.In the present embodiment, said LED device is 3 * 6 arrays, and every row LED device glow color is identical, and redgreenblue LED device is arranged successively.
A kind of illumination that present embodiment provides dual-purpose led light source module of communicating by letter through adopting redgreenblue light LED device, can conveniently realize the multidigit transmission of signal; In other embodiments, also can add infrared light device, ultraviolet light device, orange-colored light device etc.,, be not limited to present embodiment so that obtain the more signal transmission of multidigit.
More than the utility model has been carried out detailed introduction, use concrete example in the literary composition principle and the embodiment of the utility model set forth.The explanation of above embodiment just is used to help to understand the method and the core concept thereof of the utility model.Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (10)
1. dual-purpose led light source module of illumination communication comprises: a substrate, and the LED device that at least one is arranged on the said substrate is characterized in that said substrate is provided with control module and driver element; One end of said driver element is connected with control module, and the other end of said driver element is connected with the LED device.
2. the illumination according to claim 1 dual-purpose led light source module of communicating by letter, its characteristic exists, and said control module is a modulating unit.
3. the illumination according to claim 2 dual-purpose led light source module of communicating by letter is characterized in that said control module also comprises coding unit.
4. the illumination according to claim 3 dual-purpose led light source module of communicating by letter is characterized in that said coding unit one end is connected with modulating unit, and the other end of said coding unit is connected with driver element; It is data signal that said coding unit is used for the analog-signal transitions that modulating unit sends.
5. the illumination according to claim 1 smooth module of dual-purpose LED of communicating by letter is characterized in that, also is integrated with the receiver that receives extraneous signal on the said substrate, and said receiver is connected with controller.
6. the illumination according to claim 1 dual-purpose led light source module of communicating by letter; It is characterized in that; Said LED device comprises: one or more in white light parts, ruddiness device, green device, blue-light device, the RGB trichromat spare, contain a kind of in blue chip, green glow, red light chips, the ultraviolet chip at least in the said white light parts.
7. the illumination according to claim 1 dual-purpose led light source module of communicating by letter is characterized in that, said substrate is common pcb board, ceramic wiring board, have a kind of in heat sink pcb board or the MCPCB plate.
8. the illumination according to claim 1 dual-purpose led light source module of communicating by letter; It is characterized in that; Said substrate comprise the printed substrate of being with through hole and with the metal forming of said printed substrate bottom adhesive; The bottom of said through hole is a metal forming, and said LED device is installed on the metal forming of said through hole.
9. the illumination according to claim 1 dual-purpose led light source module of communicating by letter; It is characterized in that said substrate is the MCPCB plate, said MCPCB plate is provided with blind hole; Said blind hole bottom is the metal level of MCPCB plate, and said LED device is installed on the metal level of blind hole bottom.
10. the illumination according to claim 1 dual-purpose led light source module of communicating by letter is characterized in that said LED device is divided at least two groups, and each is organized the LED device and is responsible for transmitting different information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201399547U CN202521324U (en) | 2012-03-28 | 2012-03-28 | Dual-purpose visible light illumination and communication light emitting diode (LED) light source module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201399547U CN202521324U (en) | 2012-03-28 | 2012-03-28 | Dual-purpose visible light illumination and communication light emitting diode (LED) light source module |
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| CN202521324U true CN202521324U (en) | 2012-11-07 |
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| CN2012201399547U Expired - Lifetime CN202521324U (en) | 2012-03-28 | 2012-03-28 | Dual-purpose visible light illumination and communication light emitting diode (LED) light source module |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258003A (en) * | 2015-10-29 | 2016-01-20 | 深圳市利科达光电有限公司 | Optical module capable of achieving accurate multi-unit light spot coincidence and production method |
| CN105895653A (en) * | 2016-05-16 | 2016-08-24 | 华南师范大学 | High-voltage visible light communication LED device and manufacturing method thereof |
| CN105895654A (en) * | 2016-05-16 | 2016-08-24 | 华南师范大学 | Embedded illumination and communication dual-function LED device and manufacturing method thereof |
-
2012
- 2012-03-28 CN CN2012201399547U patent/CN202521324U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258003A (en) * | 2015-10-29 | 2016-01-20 | 深圳市利科达光电有限公司 | Optical module capable of achieving accurate multi-unit light spot coincidence and production method |
| CN105895653A (en) * | 2016-05-16 | 2016-08-24 | 华南师范大学 | High-voltage visible light communication LED device and manufacturing method thereof |
| CN105895654A (en) * | 2016-05-16 | 2016-08-24 | 华南师范大学 | Embedded illumination and communication dual-function LED device and manufacturing method thereof |
| CN105895654B (en) * | 2016-05-16 | 2019-01-18 | 华南师范大学 | Built-in type illumination communicates difunctional LED component and preparation method thereof |
| CN105895653B (en) * | 2016-05-16 | 2019-03-15 | 华南师范大学 | High pressure visible light communication LED component and preparation method thereof |
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