CN202587538U - Gesture control LED lighting device - Google Patents
Gesture control LED lighting device Download PDFInfo
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- CN202587538U CN202587538U CN 201220228376 CN201220228376U CN202587538U CN 202587538 U CN202587538 U CN 202587538U CN 201220228376 CN201220228376 CN 201220228376 CN 201220228376 U CN201220228376 U CN 201220228376U CN 202587538 U CN202587538 U CN 202587538U
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Abstract
The utility model relates to lighting technology and discloses a gesture control LED lighting device. The gesture control LED lighting device comprises an LED light source module, an AC-DC power module, a control module and a driving module and further comprises a gesture acquisition module, wherein a direct current output terminal of the AC-DC power module is connected with the driving module and the control module to provide power for the driving module and the control module, an output terminal of the driving module is connected with the LED light source module, a control terminal of the driving module is connected with an output terminal of the control module, the driving module drives the LED light source module according to a PWM signal outputted by the control module, the gesture acquisition module is connected with the control module to recognize gesture motion in an acquisition area, and a corresponding control signal is generated to modulate the PWM signal outputted by the control module. The gesture control LED lighting device has properties of more control convenience and randomness, and relatively rich control functions.
Description
Technical field
The utility model relates to the lighting control technique field, particularly a kind of LED (light-emitting diode) lighting device that utilizes gesture motion to control.
Background technology
How energy-conservation present global electric energy is in short supply, the topic that has become the whole world to be concerned about.As a kind of light source of novel high-efficiency and energy-saving, the LED lighting device just is being widely used in the illumination in fields such as commerce, industry, road, advertising lamp box, family, its long service life, and energy consumption is low, and the characteristics of environmental protection receive people's favor.
LED because its current-voltage relation is non-linear, need carry out strict control to its drive current as light source applications usually, has occurred the constant-current drive circuit of various employing PWM (pulse width modulation ripple) technology in the prior art.This lighting device generally include led light source module, AC-DC power module, control module and driver module.The AC-DC power module generally adopts Switching Power Supply or linear power supply etc., and converting alternating current into direct current is the driver module power supply.The driver module output is connected with the led light source module, and its control end is connected with the output of control module, and the pwm signal of exporting according to control module carries out constant-current driving to the led light source module.Owing to adopted the PWM Driving technique, be convenient to and various control appliance interfaces, through the parameters such as duty ratio of adjustment pwm signal, realize the functions such as brightness, colour temperature and switch control of lighting device.Realize in the prior art that these controlled function adopt mechanical switch or touch key-press etc. usually, we are referred to as the contact control mode.The LED lighting device that adopts infrared ray or RF remote to control is also arranged, and we are referred to as remote control mode.Contact control mode in use loss ratio is bigger, causes its useful life short, because the particular restriction of led light source, its controlled function is more single; Remote control mode then must rely on hand-held remote controller and operate, and the convenience of use is had a greatly reduced quality, and range of application is restricted.
The utility model content
The utility model technical problem to be solved just provides the LED lighting device that a kind of gesture is controlled, and breaks away from the dependence to equipment such as remote controllers.
The utility model solve the technical problem, and the technical scheme of employing is that the LED lighting device of gesture control comprises led light source module, AC-DC power module, control module and driver module; The dc output end of said AC-DC power module is connected with control module with driver module, for driver module and control module provide power supply; Said driver module output is connected with the led light source module, and its control end is connected with the output of control module, and the pwm signal of exporting according to control module drives the led light source module; It is characterized in that, also comprise the gesture acquisition module, said gesture acquisition module is connected with said control module, and the gesture motion in the pickup area is discerned, and generates control signal corresponding the pwm signal of said control module output is modulated.
Gesture motion identification control technology is the control mode of a kind of novelty of occurring in recent years, and it is the signal of telecommunication with its movement conversion, and then utilizes this signal of telecommunication to carry out various controls through the identification to the human body gesture motion.The utility model combines gesture motion identification control technology based on the fairly perfect PWM Driving technique of LED lighting device with the PWM control technology, realize the control to the LED lighting device.
Further, said led light source module comprises cold light source module and warm light source module, and said driver module has 2 groups of outputs, connects said cold light source module and warm light source module respectively.
Adopt cold light source module and two groups of light sources of warm light source module, cooperate, can control cold light source module and warm light source module respectively, reach the effect of characteristic colour temperature with 2 groups of outputs of driver module.
Concrete, said driver module has constant-current drive circuit.
Constant-current driving is the better model that led light source drives, and the maturation that possesses skills drives reliable and secure characteristics.
Concrete, said control module has 2 road outputs, exports the pwm signal of 2 tunnel complementations respectively.
Control module adopts the pwm signal of 2 tunnel complementations, cooperates with driver module, can realize the complementary push-pull control model, improves to drive efficient.
Preferably; Said gesture acquisition module comprises infrared ray transmitting-receiving array and signal processing circuit; Said infrared ray transmitting-receiving array produces identification signal according to the infrared ray that returns; Said signal processing circuit is handled said identification signal, generates control signal corresponding the pwm signal of said control module output is modulated.
Adopt infrared ray transmitting-receiving array to cooperate with the appropriate signal treatment circuit and constitute the gesture acquisition module, it is simple to have system configuration, cheaply characteristics.
Recommend; Said gesture acquisition module comprises camera and image processing circuit; Said camera carries out IMAQ to the gesture in the pickup area; Said image processing circuit is handled the image of gathering, and generates control signal corresponding the pwm signal of said control module output is modulated.
Based on the gesture motion recognition technology of camera, discrimination is high, and identification maneuver is accurate.
The beneficial effect of the utility model is that non-contact control does not have wearing and tearing; Do not rely on equipment such as remote controller, control more convenient, more random; The controlled function rich.
Description of drawings
Fig. 1 is the illuminator structure sketch map of embodiment 1;
Fig. 2 is the gesture acquisition module structural representation of embodiment 1.
Embodiment
Below in conjunction with accompanying drawing and embodiment, describe the technical scheme of the utility model in detail.
The LED lighting device of gesture control; Based on the fairly perfect PWM Driving technique of LED lighting device; Gesture motion identification control technology is combined with the PWM control technology; The identification gesture motion produces control signal corresponding, and the PWM driving pulse of control module output is modulated, and realizes the control to the brightness of LED lighting device, colour temperature and switch motion.
Embodiment 1
The LED lighting device of this routine gesture control; Comprise AC-DC power module, driver module, led light source module, control module and gesture acquisition module; Wherein the led light source module is made up of cold light source module and warm light source module, is connected with 2 groups of outputs of driver module respectively.
The AC-DC power module connects utility grid, converts the alternating current of utility grid into DC power supply, for lighting device provides DC power supply.
Driver module comprises constant-current drive circuit, has the output of two-way constant-current driving, connects cold light source module and warm light source module respectively.Driver module links to each other with the two-way pulse-width signal of control module output, in order to regulate the two-way constant current output of constant-current drive circuit, finally reaches the purpose of regulating the gentle warm colour temperature of cool colour light source.
Control module links to each other with the gesture acquisition module; Receive the hand signal that the gesture acquisition module is gathered; And with the signal resolution that collects; The complementary pulse-width signal of the two-way of output is modulated, and this pulse-width signal is transferred to driver module, and the drive current of cold light source module and warm light source module is controlled.In the present embodiment, the pulse-width signal high level is effective output level.
Fig. 2 is this routine gesture acquisition module structural representation.Comprise infrared ray transmitting-receiving array chip 2 and signal processing circuit 3; Infrared ray transmitting-receiving array chip 2; Constitute by transmitting chip 201 and infrared receiving chip 202; Infrared receiving chip 202 produces identification signal according to the infrared ray that returns, and signal processing circuit is handled this identification signal, generates control signal corresponding the pwm signal of control module output is modulated.This example adopts infrared ray transmitting-receiving array to have advantages such as stable performance is cheap, and the gesture control operation comprises functions such as the ON/OFF, brightness regulation, colour temperature adjusting of led light source module.
In order to detect gesture motion better more accurately, can adopt a plurality of infrared ray transmitting-receiving array chips, be distributed on the plane, use number of chips many more, acquisition range is wide more, and resolution is just high more comparatively speaking.
When palm moves in pickup area; The infrared signal that the infrared emission chip sends is understood some and is returned infrared ray transmitting-receiving array chip 2 by palmar; Be distributed in infrared receiving chip 202 on the chip and understand some and receive the infrared signal that some reflect, through signal processing circuit amplify, after filtering etc. handles, the control signal that controlled module is required; This control signal is modulated the pwm signal of its output through control module, accomplishes various controlled function.
In the present embodiment, when palm moves from the top down, the led light source module is opened in control; Palm moves from left to right and carries out the adjusting that brightness is added and subtracted, and then carries out the operation of colour temperature plus-minus when moving from right to left; When brandishing palm from bottom to top, can close the led light source module.
In the present embodiment, the operation of brightness plus-minus and colour temperature plus-minus all has five grades, the neutral white corresponding brightness during start and the third level of colour temperature; During same action, brightness plus-minus or colour temperature plus-minus can up add step by step, when reaching level V repeatedly; Be that the brightest or colour temperature of brightness is when the warmest; When continuing same action, brightness or colour temperature can be got back to the first order, i.e. brightness is minimum or colour temperature is the coldest.Repetitive operation like this, adjusting reaches brightness and the colour temperature of oneself wanting.
Embodiment 2
This example adopts camera to carry out the collection of gesture motion, and its gesture acquisition module comprises camera and image processing circuit.Camera carries out IMAQ to the gesture in the pickup area, and image processing circuit carries out digitized processing to the image of gathering, and generates control signal corresponding, modulates through the defeated pwm signal to output of control module.Other structure of this example is identical with embodiment 1, is omitted here.Because the image resolution ratio of camera is much higher than infrared ray transmitting-receiving array, this routine gesture motion discrimination is higher than embodiment 1.
Claims (6)
1. the LED lighting device of gesture control comprises led light source module, AC-DC power module, control module and driver module; The dc output end of said AC-DC power module is connected with control module with driver module, for driver module and control module provide power supply; Said driver module output is connected with the led light source module, and its control end is connected with the output of control module, and the pwm signal of exporting according to control module drives the led light source module; It is characterized in that, also comprise the gesture acquisition module, said gesture acquisition module is connected with said control module, and the gesture motion in the pickup area is discerned, and generates control signal corresponding the pwm signal of said control module output is modulated.
2. the LED lighting device of gesture control according to claim 1 is characterized in that said led light source module comprises cold light source module and warm light source module, and said driver module has 2 groups of outputs, connects said cold light source module and warm light source module respectively.
3. the LED lighting device of gesture control according to claim 1 is characterized in that said driver module has constant-current drive circuit.
4. the LED lighting device of gesture control according to claim 1 is characterized in that said control module has 2 road outputs, exports the pwm signal of 2 tunnel complementations respectively.
5. according to any LED lighting device that described gesture is controlled of claim 1～4; It is characterized in that; Said gesture acquisition module comprises infrared ray transmitting-receiving array and signal processing circuit; Said infrared ray transmitting-receiving array produces identification signal according to the infrared ray that returns, and said signal processing circuit is handled said identification signal, generates control signal corresponding the pwm signal of said control module output is modulated.
6. according to any LED lighting device that described gesture is controlled of claim 1～4; It is characterized in that; Said gesture acquisition module comprises camera and image processing circuit; Said camera carries out IMAQ to the gesture in the pickup area, and said image processing circuit is handled the image of gathering, and generates control signal corresponding the pwm signal of said control module output is modulated.
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|---|---|---|---|
| CN 201220228376 CN202587538U (en) | 2012-05-21 | 2012-05-21 | Gesture control LED lighting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220228376 CN202587538U (en) | 2012-05-21 | 2012-05-21 | Gesture control LED lighting device |
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| CN202587538U true CN202587538U (en) | 2012-12-05 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102724793A (en) * | 2012-05-21 | 2012-10-10 | 四川新力光源有限公司 | Gesture-controlled LED lighting device |
| CN104113949A (en) * | 2013-04-16 | 2014-10-22 | 贵州天泉医疗科技发展有限公司 | Method of using infrared reflecting plate to operate and control operating shadowless lamp aseptically, and device of using infrared reflecting plate to operate and control operating shadowless lamp |
| WO2015130572A1 (en) | 2014-02-28 | 2015-09-03 | Bombardier Inc. | Method, system, and executable program product for controlling lighting |
| WO2015130567A1 (en) | 2014-02-28 | 2015-09-03 | Bombardier Inc. | Method, system, and executable program product for controlling passenger services |
| WO2015130571A1 (en) | 2014-02-28 | 2015-09-03 | Bombardier Inc. | Method, system, and executable program product for controlling passenger services |
| CN105960044A (en) * | 2016-04-25 | 2016-09-21 | 李舟 | Lighting fitting based on gesture adjustment |
| CN107770929A (en) * | 2017-10-17 | 2018-03-06 | 席光凤 | A kind of gesture identification desk lamp |
-
2012
- 2012-05-21 CN CN 201220228376 patent/CN202587538U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102724793A (en) * | 2012-05-21 | 2012-10-10 | 四川新力光源有限公司 | Gesture-controlled LED lighting device |
| CN104113949A (en) * | 2013-04-16 | 2014-10-22 | 贵州天泉医疗科技发展有限公司 | Method of using infrared reflecting plate to operate and control operating shadowless lamp aseptically, and device of using infrared reflecting plate to operate and control operating shadowless lamp |
| WO2015130572A1 (en) | 2014-02-28 | 2015-09-03 | Bombardier Inc. | Method, system, and executable program product for controlling lighting |
| WO2015130567A1 (en) | 2014-02-28 | 2015-09-03 | Bombardier Inc. | Method, system, and executable program product for controlling passenger services |
| WO2015130571A1 (en) | 2014-02-28 | 2015-09-03 | Bombardier Inc. | Method, system, and executable program product for controlling passenger services |
| US10093419B2 (en) | 2014-02-28 | 2018-10-09 | Bombardier Inc. | Method, system, and executable program product for controlling passenger services |
| US10112716B2 (en) | 2014-02-28 | 2018-10-30 | Bombardier Inc. | Method, system, and executable program product for controlling lighting |
| US10144512B2 (en) | 2014-02-28 | 2018-12-04 | Bombardier Inc. | Method, system, and executable program product for controlling passenger services |
| CN105960044A (en) * | 2016-04-25 | 2016-09-21 | 李舟 | Lighting fitting based on gesture adjustment |
| CN107770929A (en) * | 2017-10-17 | 2018-03-06 | 席光凤 | A kind of gesture identification desk lamp |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 611731 Sichuan city of Chengdu province high tech Zone (West) New Road No. 2 Patentee after: Sichuan Sunfor Light Co., Ltd. Address before: 611731 Sichuan city of Chengdu province high tech Zone (West) New Road No. 2 Patentee before: Sichuan Sunfor Lighting Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20180521 |