CN203691677U - Wireless dimming system for LED light source - Google Patents

Wireless dimming system for LED light source Download PDF

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Publication number
CN203691677U
CN203691677U CN201320676666.XU CN201320676666U CN203691677U CN 203691677 U CN203691677 U CN 203691677U CN 201320676666 U CN201320676666 U CN 201320676666U CN 203691677 U CN203691677 U CN 203691677U
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CN
China
Prior art keywords
module
controller
dimmer
light source
turns
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Withdrawn - After Issue
Application number
CN201320676666.XU
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Chinese (zh)
Inventor
陈持平
顾宪明
郁明
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SHANGHAI MEETIME LIGHTING CO Ltd
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SHANGHAI MEETIME LIGHTING CO Ltd
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Priority to CN201320676666.XU priority Critical patent/CN203691677U/en
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Withdrawn - After Issue legal-status Critical Current
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40Control techniques providing energy savings, e.g. smart controller or presence detection

Abstract

Provided is a wireless dimming system for a LED light source. The system includes a mobile terminal having a Wi-Fi module, a wireless router, a controller, a dimmer and the LED light source. The mobile terminal sends a dimming control command to the controller by the Wi-Fi module through the wireless router; the controller receives the dimming control command from the mobile terminal, carries out an analysis and a converting process and then sends related data to the dimmer by infrared; the dimmer receives an infrared dimming control signal sent by the controller and carries out a dimming process to the LED light source; and then the dimmer feeds dimming status information back to the mobile terminal. The whole system is a closed-loop controlling system. By employing the Wi-Fi technology, the dimming system can be controlled by any intelligent equipment having a Wi-Fi function. The system is capable of accepting multi-point control, and the controller can access to a local area network so that a remote control can be achieved. In addition, the possibility of the system being connected to the Internet is supplied.

Description

LED light source Wireless Light modulating system
Technical field
The utility model relates to a kind of LED light source Wireless Light modulating system, specially refers to a kind of LED light source Wireless Light modulating system of controlling with WIFI.
Background technology
Two-wire system dimmer is relatively widely used in family, corridor etc. and need to regulates the place of light-source brightness, only it simply need to be connected between light source electrical equipment and power supply, just can normally work, and the effect of dimmer is equivalent to a passive appliance switch.The required power supply of electric elements in dimmer is supplied with and is also taken from circuit, the required operating current lighting source of will flowing through equally.
In recent years, the LED light source increasingly extensive small-power that is applied to throws light on, and many occasions need to regulate the luminous intensity of light source.Light regulating technology also develops into the remote control light modulating modes such as infrared radio light modulation, Wireless Light modulating from hand-operating light, remote control light modulating brings great convenience to user.
LED light source dimming mode is roughly divided into two classes at present, one class light source needs special driver, and dimmer and driver are designed to one, this is the mode that at present a lot of LED light source dimmers are selected, but because driver is specially for the light source design of a certain kind, or even design for the lamp of a certain specification, so by the light modulation of this method design, lack flexibility; Another kind of is before light fixture, to add a controllable silicon dimmer to carry out light modulation, this is the light modulation of a kind of two-wire system high pressure, and dimmer is independent of light fixture, and its advantage is wide adaptability, can be used in conjunction with most of civilian light fixtures, and can just can replace original switch with it without rewiring.
In the time adopting two-wire system high pressure dimming mode, can normally work in the time that LED light source is lighted and close for Guarantee control system, need in the line to have a power-switching circuit to carry out the power supply of Guarantee control system.The change-over circuit using at present has a lot, the electric current that offers control system is very little, for general control system, enough use, but use remote control light modulating mode in system, after adding wireless transmission chip, because the power dissipation ratio of radio transmitting and receiving chip is larger, especially in order to ensure that wireless signal has enough coverages, whole control system operating current requires 100 milliamperes of left and right.Because whole dimmer is to be serially connected in the loop of LED light source, the electric current flowing through in control system can flow on LED light source, is 100 milliamperes if maintain the electric current of the normal work of control system, means that so the minimum current that flows through LED light source is also 100 milliamperes.For the less lamp of operating current as LED light source, just mean that lamp cannot extinguish.
Utility model content
In order to address the above problem, the purpose of this utility model is to provide a kind of LED light source Wireless Light modulating system, comprise the mobile terminal with WiFi module, wireless router, controller, dimmer and LED light source, mobile terminal sends to controller by brightness adjustment control instruction through wireless router by its WiFi module, controller receives the brightness adjustment control instruction from mobile terminal, resolve, after conversion process, by the infrared related data dimmer that sends to, dimmer receives the infrared dimming control signal that controller sends, LED light source is carried out to light modulation, dimmer is by infrared its dimming state information controller that sends to, controller is according to IP address and the port of specifying, the WiFi that dimming state information exchange after conversion process is crossed to wireless router sends to mobile terminal, to can show in real time the virtual condition that reflects current each lamp on mobile terminal, form closed-loop control.
Wherein, controller comprises that WIFI turns serial port module, a MCU and serial ports and turns RF module, the WiFi of controller turns the WiFi brightness adjustment control instruction that serial port module mobile terminal receive sends by wireless router, and according to ICP/IP protocol to brightness adjustment control instruction resolve, then the data of parsing are sent to a MCU via the first serial of a MCU, the one MCU sends the data to serial ports by second serial and turns RF module, and serial ports turns RF module related data is sent to dimmer.
Also have, dimmer comprises that RF turns serial port module, the 2nd MCU and light-adjusting module, RF turns serial port module reception controller 3 and turns by serial ports the dimming control signal that RF module is sent, and signal is sent to the 2nd MCU by serial ports, according to the synchronizing signal of this signal combination light-adjusting module feedback, control the sinusoidal wave copped wave of light-adjusting module output, realize LED light source is carried out to light modulation.
In addition, dimmer comprises and also comprises two-wire system power module, and it guarantees no matter whether light and can both turn serial port module to MCU and RF and provide enough electric currents can normally work to guarantee it at LED light source.Two-wire system power module forms core components and parts by integrated circuit CR6235 and forms high frequency switch power.
Meanwhile, the 2nd MCU of dimmer gathers the dimming state of dimmer, sends to RF to turn serial port module by serial ports, and RF turns serial port module dimming state information is sent to controller; The serial ports of controller turns RF module and receives described dimming state information, send a MCU to by the second serial of a MCU, the network of controller turns serial port module and receives by described first serial the dimming state information that a MCU sends, network turns serial port module, according to IP address and the port of specifying, data is sent to mobile terminal by wireless router, to can show in real time the virtual condition that reflects current each lamp on mobile terminal, form closed-loop control.
In addition, dimmer comprises and also comprises hand-operating light module, by the brightness of switch manual adjustments LED light source, discharges rapidly switch light after pressing switch; After pushing button, do not put, enter dimming mode, if extinguished before pressing, light brightens gradually, until discharge button, if lighted before, producing different effects according to front once-through operation, is once to increase brightness if front, and this time operation is to reduce brightness, if be once to increase brightness front, this time operation is to reduce brightness.
Especially, controller is connected by wired mode with wireless router.
The technical solution of the utility model has following features:
Adopt wifi technology, can adopt the smart machine such as mobile phone, computer as controller, than powerful many of general wireless dedicated remote control, easy to use is many.Utilize device of the present utility model, the smart machine of any wifi of having function can be used for controlling native system, and system is accepted multiple spot control.
Adopt wifi technology, controller access to LAN can be realized to Long-distance Control, also, for accessing Internet provides possibility, lay a good foundation for realizing Long-distance Control.
Between smart machine and controller, data communication adopts UDP mode.In the time of first connection, due to mutually and do not know the other side's IP address therefore to adopt broadcast mode information.The IP address of oneself is passed to the other side, once grasp the other side's IP address, cancel broadcast mode.Adopt udp protocol transmission can ensure the response speed of controlling.
Controller is independent of to dimmer, and carries out data communication by the lower RF of frequency between dimmer and dimmer.
In whole system, reduce the use of the wifi module higher to cost, transmittability is poor.
Controller is connected by wired mode with wireless router, has so both increased reliability, also can make full use of the power of wireless router.Mobile phone or apparatus such as computer only have login wireless router, just can access controller.Even if using for the first time, user also needn't additionally carry out any setting to controller again.
Dimmer adopts two-wire system, can greatly improve the flexibility of use.
Power-switching circuit not only can be for control system provides reliable and stable operating current, and can guarantee can be not excessive because of the required electric current of control system yet, and it is too large to cause flowing through the electric current of lamp, and lamp cannot be closed.
By dimmer and a network of controller composition, compare the man-to-man system of remote controller and dimmer by RF signal, have stronger flexibility, user can realize by an operation and complete the difference setting to all lamps in network.
RF selects the lower frequency range (lower than 1GHz) of frequency, has stronger ability through walls with respect to ZigBee, just can realize on a large scale and controlling without relaying.
Each dimmer has hand-operating light button, and the corresponding road of each button is controlled.Such control can make the manual control of dimmer simple, convenient.
Brief description of the drawings
Fig. 1 shows the LED light source Wireless Light modulating system of the utility model preferred embodiment;
Fig. 2 shows the controller circuitry schematic diagram of the utility model preferred embodiment;
Fig. 3 shows the dimmer circuit schematic diagram of the utility model preferred embodiment;
Fig. 4 shows the dimmer two-wire system power module schematic diagram of the utility model preferred embodiment;
Fig. 5 shows the dimmer control circuit schematic diagram of the utility model preferred embodiment.
Wherein:
US--C8051F410, single-chip microcomputer;
U1--CR6235, power conversion integrated circuit (IC) chip;
U2, U3, U4--XC6210,3.3V voltage stabilizing chip;
U5--JRF-P20TRX4, wireless module;
U6--C8051F980, single-chip microcomputer;
Q1, Q2--FCPF22N60, mos switching tube;
J1J2J3J4J5 is all sky plug wire pin, and debugging is used.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 shows the LED light source Wireless Light modulating system of the utility model preferred embodiment, it comprise have WiFi module as the mobile terminal 1 of mobile phone or computer, wireless router 2, controller 3, dimmer 4 and LED light source, controller 3 comprises that WIFI turns serial port module 301, MCU302 and serial ports and turns RF module 303, and dimmer 4 comprises that two-wire system power module 401, RF turn serial port module 402, MCU403 and light-adjusting module 404.
Mobile terminal 1 sends to controller 3 by brightness adjustment control instruction through wireless router 2 by its WiFi module.
The WiFi of controller 3 turns the WiFi brightness adjustment control instruction that serial port module 301 mobile terminal receives 1 send by wireless router 2, and according to ICP/IP protocol to brightness adjustment control instruction resolve, then the data of parsing are sent to MCU302 via the first serial of MCU302, MCU302 sends the data to serial ports by second serial and turns RF module 303, and serial ports turns RF module 303 related data is sent to dimmer 4.
The two-wire system power module 401 of dimmer 4 guarantees no matter whether light and can both turn serial port module 402 to MCU403 and RF and provide enough electric currents can normally work to guarantee it at LED light source.As shown in Figure 4, two-wire system power module forms core components and parts by integrated circuit CR6235 and forms high frequency switch power, for the work of driving and wireless module provides needed power supply.This circuit has the advantages that operating voltage range is larger, between interchange input 60v-240v, can meet the stable requirement that 3.3v/100ma is provided, make dimmer in 50hz power supply situation, even when mos switching tube (Q1Q2 in Fig. 3) ON time reaches 7ms, still can steady operation.
RF turns serial port module 402 and receives controller 3 and turn by serial ports the dimming control signal that RF module 303 is sent, and signal is sent to MCU403 by serial ports, the synchronizing signal (power supply zero passage information) of feeding back according to this signal combination light-adjusting module 404, control the sinusoidal wave copped wave that light-adjusting module 404 is exported, realize LED light source is carried out to light modulation.
Meanwhile, the MCU403 of dimmer gathers the dimming state of dimmer, sends to RF to turn serial port module 402 by serial ports, and RF turns serial port module 402 dimming state information is sent to controller 3; The serial ports of controller 3 turns RF module 303 and receives described dimming state information, second serial by MCU302 sends MCU302 to, the network of controller 3 turns serial port module 301 and receives by described first serial the dimming state information that MCU302 sends, network turns serial port module 301, according to IP address and the port of specifying, data is sent to mobile terminal 1 by wireless router 2, to can show in real time the virtual condition that reflects current each lamp on mobile terminal, form closed-loop control.
As shown in Fig. 3,5, light-adjusting module 404 comprise by Q1, Q2 be anti-phasely composed in series two-way chopper circuit, by D1, D2, Q1, Q2 and R3, zero cross detection circuit, the mos drive circuit being formed by Q3, Q4, Q5, Q6, the over-current detection circuit being formed by R1, R11 of R4 composition and the dimmer control circuit being formed by single-chip microcomputer U6C4051F980 being connected with foregoing circuit.
Single-chip microcomputer U6 receives one time zero cross signal in the time of the each zero passage of power supply, according to use state, sends driving instruction after zero passage after 1-7ms scope, after drive amplification, promotes mos switching tube (Q1Q2) conducting.After source current process mos management and control system, the load of flowing through.Along with the difference of mos ON time, load current effective value changes, and then has changed the electrical power of load, has regulated light output.
If single-chip microcomputer U6 detects the current value in overcurrent protection and exceeded preset value, single-chip microcomputer U6 stops driving the output of signal immediately, closes mos switch, until power-off restarting can play a protective role effectively.
Dimmer 4 also comprises hand-operating light module, by the brightness of button manual adjustments LED light source.Realize the function of the brightening of a key control light, dimmed and switch by following control method:
1) press after switch and discharge rapidly, switch light, if original lamp is lighted, extinguishes after button, if be originally and extinguish, after button, lights;
2) do not put after pushing button, enter dimming mode, if extinguished before pressing, light brightens gradually, until discharge button, if lighted before, producing different effects according to front once-through operation, is once to increase brightness if front, and this time operation is to reduce brightness, if be once to increase brightness front, this time operation is to reduce brightness.
Consider that control system should have enough control ranges, so the wave band that selected frequency is lower between controller 3 and dimmer 3 carries out wireless telecommunications, in order there to be enough abilities through walls, we select the ISM wave band lower than 2.4GHz.
The workflow of LED light source Wireless Light modulating system of the present utility model is below described:
1, login wireless router 2 as mobile phone or the computer of mobile terminal 1;
2, mobile terminal 1 sends the order of searching controller with broadcast mode to controller 3 by wireless router 2;
3, controller 3 is being received after the look-up command of mobile terminal 1, is responded and the IP address of oneself is sent to mobile terminal 1 by wireless router 2, and both sides set up WiFi communication and connect;
4, on controller 3, there is registration button, press this button, controller 3 enters login state (maintaining 2 minutes in the situation that not receiving log-on message), manually press the light modulation button on dimmer 4, dimmer, in changing the brightness of lamp, also sends log-on message to controller 3, controller is according to the ID of dimmer, judge that whether this dimmer is registered, if not registered is registered.
5, mobile terminal 1 sends brightness adjustment control instruction, controller 3 is received after brightness adjustment control instruction, send brightness adjustment control instruction according to the LED light source numbering comprising in instruction to the light source of specifying, dimmer 4 returns to the state of oneself, controller 3 refreshes own inner dimmer state table, returns to dimmer state information to mobile terminal 1.
If because dimmer 4 damages or the reason such as power-off, dimmer 4 is in off position, controller 3 can not receive the return information of dimmer 4 so, now thinks that dimmer 4 is in disarmed state.And this information is fed back to mobile terminal 1, on its interface will to should dimmer 4 be also placed in invalid.
In the time that user carries out light modulation by manual mode, dimmer 4 can pass to controller 3 by RF by its current state, controller 3 sends query State event request to mobile terminal 1, mobile terminal 1 is being received after this request, send query statement to controller 3, complete dimmer status list is sent to mobile terminal 1 by controller 3, and mobile terminal 1 refreshes its internal information and screen display receiving after this list.
Below the preferred embodiment of the invention is illustrated, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all modification being equal to or replacement under the prerequisite without prejudice to the invention spirit, and the modification that these are equal to or replacement are all included in the application's claim limited range.

Claims (7)

1. a LED light source Wireless Light modulating system, is characterized in that: comprise mobile terminal, wireless router, controller, dimmer and the LED light source with WiFi module,
Mobile terminal sends to controller by brightness adjustment control instruction through wireless router by its WiFi module,
Controller receives from the brightness adjustment control instruction of mobile terminal, resolves, after conversion process, and by the infrared related data dimmer that sends to,
Dimmer receives the infrared dimming control signal that controller sends, and LED light source is carried out to light modulation,
Dimmer is by infrared its dimming state information controller that sends to, controller is according to IP address and the port of specifying, the WiFi that dimming state information exchange after conversion process is crossed to wireless router sends to mobile terminal, to can show in real time the virtual condition that reflects current each lamp on mobile terminal, form closed-loop control.
2. LED light source Wireless Light modulating system as claimed in claim 1, is characterized in that: controller comprises that WIFI turns serial port module, a MCU and serial ports and turns RF module,
The WiFi of controller turns the WiFi brightness adjustment control instruction that serial port module mobile terminal receive sends by wireless router, and according to ICP/IP protocol to brightness adjustment control instruction resolve, then the data of parsing are sent to a MCU via the first serial of a MCU, the one MCU sends the data to serial ports by second serial and turns RF module, and serial ports turns RF module related data is sent to dimmer.
3. LED light source Wireless Light modulating system as claimed in claim 1, is characterized in that: dimmer comprises that RF turns serial port module, the 2nd MCU and light-adjusting module,
RF turns serial port module reception controller 3 and turns by serial ports the dimming control signal that RF module is sent, and signal is sent to the 2nd MCU by serial ports, according to the synchronizing signal of this signal combination light-adjusting module feedback, control the sinusoidal wave copped wave of light-adjusting module output, realize LED light source is carried out to light modulation.
4. LED light source Wireless Light modulating system as claimed in claim 3, it is characterized in that: dimmer comprises and also comprise two-wire system power module, it guarantees no matter whether light and can both turn serial port module to MCU and RF and provide enough electric currents can normally work to guarantee it at LED light source.
5. LED light source Wireless Light modulating system as claimed in claim 4, is characterized in that: two-wire system power module forms core components and parts by integrated circuit CR6235 and forms high frequency switch power.
6. LED light source Wireless Light modulating system as claimed in claim 2, is characterized in that: dimmer comprises that RF turns serial port module, the 2nd MCU and light-adjusting module,
RF turns serial port module reception controller 3 and turns by serial ports the dimming control signal that RF module is sent, and signal is sent to the 2nd MCU by serial ports, according to the synchronizing signal of this signal combination light-adjusting module feedback, control the sinusoidal wave copped wave of light-adjusting module output, realize LED light source is carried out to light modulation
Meanwhile, the 2nd MCU of dimmer gathers the dimming state of dimmer, sends to RF to turn serial port module by serial ports, and RF turns serial port module dimming state information is sent to controller; The serial ports of controller turns RF module and receives described dimming state information, send a MCU to by the second serial of a MCU, the network of controller turns serial port module and receives by described first serial the dimming state information that a MCU sends, network turns serial port module, according to IP address and the port of specifying, data is sent to mobile terminal by wireless router, to can show in real time the virtual condition that reflects current each lamp on mobile terminal, form closed-loop control.
7. LED light source Wireless Light modulating system as claimed in claim 1, is characterized in that: controller is connected by wired mode with wireless router.
CN201320676666.XU 2013-10-29 2013-10-29 Wireless dimming system for LED light source Withdrawn - After Issue CN203691677U (en)

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Application Number Priority Date Filing Date Title
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103561513A (en) * 2013-10-29 2014-02-05 上海明泰照明电器有限公司 Led light source wireless dimming system and operation method thereof
CN105338707A (en) * 2015-11-17 2016-02-17 深圳市沛城电子科技有限公司 Streetlamp control method, streetlamp control device and streetlamp control system
WO2016066138A1 (en) * 2014-10-30 2016-05-06 尤建兴 Low-voltage direct current lighting system having identification addresses
CN109121250A (en) * 2018-09-20 2019-01-01 德清派格照明有限公司 A kind of Wireless Light modulating intelligent bulbs and its application method
CN111083829A (en) * 2019-12-31 2020-04-28 重庆绿色科技开发(集团)有限公司 Three-primary-color multi-color-temperature full-spectrum LED intelligent lighting, red, green and blue decorative lamp
CN112566342A (en) * 2020-12-31 2021-03-26 深圳市时誉高精科技有限公司 Wireless multi-frequency dimming system

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103561513A (en) * 2013-10-29 2014-02-05 上海明泰照明电器有限公司 Led light source wireless dimming system and operation method thereof
CN103561513B (en) * 2013-10-29 2015-10-21 上海明泰照明电器有限公司 LED light source Wireless Light modulating system and method for operation thereof
WO2016066138A1 (en) * 2014-10-30 2016-05-06 尤建兴 Low-voltage direct current lighting system having identification addresses
US10159127B2 (en) 2014-10-30 2018-12-18 Delight Innovative Technologies Limited Low voltage direct current lighting system having identification addresses
CN105338707A (en) * 2015-11-17 2016-02-17 深圳市沛城电子科技有限公司 Streetlamp control method, streetlamp control device and streetlamp control system
CN109121250A (en) * 2018-09-20 2019-01-01 德清派格照明有限公司 A kind of Wireless Light modulating intelligent bulbs and its application method
CN109121250B (en) * 2018-09-20 2020-12-29 德清派格照明有限公司 Wireless dimming intelligent bulb and using method thereof
CN111083829A (en) * 2019-12-31 2020-04-28 重庆绿色科技开发(集团)有限公司 Three-primary-color multi-color-temperature full-spectrum LED intelligent lighting, red, green and blue decorative lamp
CN111083829B (en) * 2019-12-31 2022-08-12 重庆绿色科技开发(集团)有限公司 Three-primary-color multi-color-temperature full-spectrum LED intelligent lighting, red, green and blue decorative lamp
CN112566342A (en) * 2020-12-31 2021-03-26 深圳市时誉高精科技有限公司 Wireless multi-frequency dimming system

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