CN111862881A - Dimmer capable of changing dimming curve and adjusting output PWM frequency - Google Patents
Dimmer capable of changing dimming curve and adjusting output PWM frequency Download PDFInfo
- Publication number
- CN111862881A CN111862881A CN201910339027.6A CN201910339027A CN111862881A CN 111862881 A CN111862881 A CN 111862881A CN 201910339027 A CN201910339027 A CN 201910339027A CN 111862881 A CN111862881 A CN 111862881A
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- dimmer
- led
- microprocessor
- adjusting
- dimming
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
Abstract
The invention discloses a dimmer capable of changing a dimming curve and adjusting output PWM (pulse-width modulation) frequency, which comprises an LED dimmer controlled by a manual knob or a remote controller, wherein the manual knob is arranged on the LED dimmer and is used for controlling or emitting by the remote controller to adjust different light brightness and adjusting different PWM frequencies and dimming curves. The invention adopts various adjusting control modes, can flexibly adjust the PWM frequency, can change the dimming curve, can select different dimming curves for different dimming frequencies, and can realize any combination.
Description
Technical Field
The invention relates to the field of LED dimming, in particular to a dimmer capable of changing a dimming curve and adjusting output PWM (pulse width modulation) frequency.
Background
1. The existing LED dimmers in the market are generally single, for example, only single-knob dimming is available, or only dimming is available through a remote controller.
2. Commercial dimmers have only a single PWM frequency output.
3. Dimmers on the market have only a single dimming curve output.
The main disadvantages are that:
1. The function is single, and fine and smooth operation cannot be carried out.
2. For different applications, a special matching dimmer is required.
Disclosure of Invention
The invention aims to solve the technical problem that a dimmer capable of changing a dimming curve and adjusting the output PWM frequency adopts various combined control modes, is more flexible and can effectively solve the defects in the prior art.
The invention is realized by the following technical scheme: the utility model provides a can change dimmer of curve and adjustable output PWM frequency of adjusting luminance, includes the LED dimmer through manual knob control or remote controller control, manual knob is installed on the LED dimmer, adjusts different light luminance through manual knob control or remote controller transmission to and adjustable different PWM frequency and curve of adjusting luminance.
Preferably, the LED dimmer is provided with a digital display tube, and the output frequency is displayed on the digital display tube by operating a manual knob.
Preferably, the manual knob is provided with a manual button, and different states can be set by the manual button.
As a preferred technical scheme, the LED dimmer is provided with a receiving end, the receiving end is divided into two parts, namely a power supply part, a knob adjusting part, a microprocessor part, a receiving part, a display part and an LED driving part, an LDO (low dropout regulator) converts input voltage into 5V to supply power to the microprocessor part, the 5V is adjusted through a knob or transmitted through a remote controller, the LED dimmer converts the input voltage into a single chip microcomputer through the receiving part to be processed, the processed input voltage is converted into required percentage, and the percentage is displayed through a nixie tube.
As a preferred technical scheme, the receiving part adopts a wireless radio frequency signal receiving and transmitting module, the LED driving part adopts an LED driving circuit, an LED lamp is driven by the LED driving circuit, the display part adopts a digital display tube to display output frequency, and the microprocessor part adopts a second microprocessor.
As a preferred technical scheme, the remote controller comprises a wireless radio frequency signal transmitting module, a first microprocessor and a remote control key, a control signal is input to the first microprocessor through the key, the control signal is transmitted to a receiving end of the LED dimmer by the microprocessor through the wireless radio frequency signal transmitting module, and the battery power supply part is used for supplying power to the wireless radio frequency signal transmitting module, the first microprocessor and the remote control key.
The invention has the beneficial effects that: 1. the invention can adjust the brightness value through the display of the display screen, which is simple and clear;
2. the invention can be applied to occasions with higher requirements;
3. the matched curve of the invention is more suitable for human vision.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of the operation of the receiver of the present invention;
FIG. 2 is a schematic diagram of the operation of the transmitting end of the present invention;
FIG. 3 is a system block diagram of a lamp receiving end according to the present invention;
FIG. 4 is a system block diagram of a lamp transmitting end according to the present invention;
fig. 5 is a block diagram of the system of the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
In the description of the present invention, it is to be understood that the terms "one end", "the other end", "outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
Further, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
The use of terms such as "upper," "above," "lower," "below," and the like in describing relative spatial positions herein is for the purpose of facilitating description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "sleeved," "connected," "penetrating," "plugged," and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 and 2, the LED dimmer comprises an LED dimmer controlled by a manual knob or a remote controller, wherein the manual knob is installed on the LED dimmer, different light brightness is adjusted by manual knob control or remote controller emission, and different PWM frequencies and dimming curves can be adjusted.
The LED dimmer is provided with a digital display tube, and the output frequency is displayed on the digital display tube by operating a manual knob. Different states can be set through the button, and when under the off-state, long pressing the button for 5 seconds, the charactron shows P005, and the representative output frequency is 500Hz, and different PWM frequency output can be switched through the knob at this moment, and the highest is 32KHz, if the curve of adjusting luminance that needs to change, then can press the button again, and at this moment the charactron shows C001, can switch three kinds of different curves of adjusting luminance through the knob. And exiting for 5 seconds after the adjustment is finished, and returning to the working state, as shown in figure 5.
As shown in fig. 1 and 3, the LED dimmer has a receiving end, the receiving end is divided into two parts, which are respectively a power supply part, a knob adjusting part, a microprocessor part, a receiving part, a display part, and an LED driving part, the LDO converts the input voltage into 5V for the microprocessor part to supply power, and the voltage is adjusted by a knob or transmitted by a remote controller, the LED dimmer converts the input voltage into a single chip for processing through the receiving part, converts the input voltage into a required percentage after the processing, and displays the percentage through a nixie tube.
As shown in fig. 3, the receiving part adopts a wireless radio frequency signal receiving and transmitting module, the LED driving part adopts an LED driving circuit, the LED lamp is driven by the LED driving circuit, the display part adopts a digital display tube to display the output frequency, and the microprocessor part adopts a second microprocessor.
As shown in fig. 4, the remote controller includes a radio frequency signal transmitting module, a first microprocessor and a remote control key, a control signal is input to the first microprocessor through the key, the control signal is transmitted to the receiving end of the LED dimmer by the microprocessor through the radio frequency signal transmitting module, and the battery power supply part is used for supplying power to the radio frequency signal transmitting module, the first microprocessor and the remote control key.
FIG. 1 is a receiving end schematic diagram, and its theory of operation is that LDO turns into input voltage (12 ~ 24V) 5V and supplies the single chip microcomputer system to use, through knob regulation or remote controller transmission, and the LED light modulator is through receiving, turns into the singlechip and handles, and the required percentage of converting into after handling, shows through the charactron, and the singlechip is handled simultaneously and is converted into required PWM output frequency, exports LED drive division for the light and dark of control LED lamps and lanterns.
Fig. 2 is an emission schematic diagram of the LED remote controller, which is divided into four parts, the first part is a power supply part, the power supply part mainly provides a stable and reliable power supply, the second part is a key part, the keys are simple and clear, the third part is a microprocessor part, the fourth part is an emission part, the required functions are converted by the keys and then emitted by the emission part.
The invention has the beneficial effects that: 1. the invention can adjust the brightness value through the display of the display screen, which is simple and clear;
2. the invention can be applied to occasions with higher requirements;
3. the matched curve of the invention is more suitable for human vision.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (6)
1. A dimmer capable of changing a dimming curve and adjusting an output PWM frequency, comprising: the LED dimming device is characterized by comprising an LED dimmer controlled by a manual knob or a remote controller, wherein the manual knob is arranged on the LED dimmer, different light brightness is adjusted by manual knob control or remote controller emission, and different adjustable PWM frequencies and dimming curves can be adjusted.
2. The dimmer capable of changing a dimming curve and adjusting an output PWM frequency according to claim 1, wherein: the LED dimmer is provided with a digital display tube, and the output frequency is displayed on the digital display tube by operating a manual knob.
3. The dimmer capable of changing a dimming curve and adjusting an output PWM frequency according to claim 1, wherein: the manual knob is provided with a manual button, and different states can be set through the manual button.
4. The dimmer capable of changing a dimming curve and adjusting an output PWM frequency according to claim 1, wherein: the LED dimmer is provided with a receiving end, the receiving end is divided into two parts, namely a power supply part, a knob adjusting part, a microprocessor part, a receiving part, a display part and an LED driving part, the LDO converts input voltage into 5V to supply power to the microprocessor part, the input voltage is adjusted through a knob or transmitted through a remote controller, the LED dimmer is converted into a single chip microcomputer through the receiving part to be processed, the required percentage is converted after the processing is finished, and the percentage is displayed through a nixie tube.
5. The dimmer capable of changing a dimming curve and adjusting an output PWM frequency according to claim 4, wherein: the receiving part adopts a wireless radio frequency signal receiving and transmitting module, the LED driving part adopts an LED driving circuit, the LED lamp is driven by the LED driving circuit, the display part adopts a digital display tube to display output frequency, and the microprocessor part adopts a second microprocessor.
6. The dimmer capable of changing a dimming curve and adjusting an output PWM frequency according to claim 1, wherein: the remote controller comprises a wireless radio frequency signal transmitting module, a first microprocessor and a remote control key, a control signal is input to the first microprocessor through the key, the microprocessor transmits the control signal to a receiving end of the LED light modulator through the wireless radio frequency signal transmitting module, and the battery power supply part is used for supplying power to the wireless radio frequency signal transmitting module, the first microprocessor and the remote control key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910339027.6A CN111862881A (en) | 2019-04-25 | 2019-04-25 | Dimmer capable of changing dimming curve and adjusting output PWM frequency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910339027.6A CN111862881A (en) | 2019-04-25 | 2019-04-25 | Dimmer capable of changing dimming curve and adjusting output PWM frequency |
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| Publication Number | Publication Date |
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| CN111862881A true CN111862881A (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910339027.6A Pending CN111862881A (en) | 2019-04-25 | 2019-04-25 | Dimmer capable of changing dimming curve and adjusting output PWM frequency |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113923818A (en) * | 2021-08-24 | 2022-01-11 | 杭州博联智能科技股份有限公司 | Analog dimmer and control method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102752928A (en) * | 2012-06-28 | 2012-10-24 | 江南大学 | Master-slave remote control dimming lamp |
| CN202713717U (en) * | 2012-06-28 | 2013-01-30 | 江南大学 | Master-slave type remote controlled dimmable lamp |
| CN102932994A (en) * | 2012-10-31 | 2013-02-13 | 那须野邦夫 | Illuminator brightness-regulating system and method |
| CN103298180A (en) * | 2012-02-24 | 2013-09-11 | 天津津亚电子有限公司 | Remote control device of LED plant growing lamps |
| CN204465924U (en) * | 2014-11-27 | 2015-07-08 | 张丽玉 | A kind of wireless remote control LED dimming power source |
| CN204667827U (en) * | 2015-01-07 | 2015-09-23 | 深圳市奥拓光电科技有限公司 | A kind of large scale LED advisement lamp case |
| CN207652742U (en) * | 2017-11-07 | 2018-07-24 | 深圳市华仕飞科技有限公司 | A kind of light modulator with intelligent dimming and hand-operating light |
| CN208337957U (en) * | 2018-07-13 | 2019-01-04 | 海得电子股份有限公司 | Wireless Light modulating device for LED light |
-
2019
- 2019-04-25 CN CN201910339027.6A patent/CN111862881A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103298180A (en) * | 2012-02-24 | 2013-09-11 | 天津津亚电子有限公司 | Remote control device of LED plant growing lamps |
| CN102752928A (en) * | 2012-06-28 | 2012-10-24 | 江南大学 | Master-slave remote control dimming lamp |
| CN202713717U (en) * | 2012-06-28 | 2013-01-30 | 江南大学 | Master-slave type remote controlled dimmable lamp |
| CN102932994A (en) * | 2012-10-31 | 2013-02-13 | 那须野邦夫 | Illuminator brightness-regulating system and method |
| CN204465924U (en) * | 2014-11-27 | 2015-07-08 | 张丽玉 | A kind of wireless remote control LED dimming power source |
| CN204667827U (en) * | 2015-01-07 | 2015-09-23 | 深圳市奥拓光电科技有限公司 | A kind of large scale LED advisement lamp case |
| CN207652742U (en) * | 2017-11-07 | 2018-07-24 | 深圳市华仕飞科技有限公司 | A kind of light modulator with intelligent dimming and hand-operating light |
| CN208337957U (en) * | 2018-07-13 | 2019-01-04 | 海得电子股份有限公司 | Wireless Light modulating device for LED light |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113923818A (en) * | 2021-08-24 | 2022-01-11 | 杭州博联智能科技股份有限公司 | Analog dimmer and control method thereof |
| CN113923818B (en) * | 2021-08-24 | 2024-02-06 | 杭州博联智能科技股份有限公司 | Analog dimmer and control method thereof |
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Application publication date: 20201030 |
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