CN206260102U - LED Decorative Light Control System - Google Patents

Abstract

An LED decorative lamp control system comprises an LED decorative lamp, a mobile device and a remote controller. This LED ornament lamp includes: at least one light emitting unit including a plurality of LED light sources; an infrared signal receiver which receives an infrared signal transmitted from an infrared signal transmitter provided in a remote controller; an infrared signal processing unit which analyzes the infrared signal and generates an infrared control signal; a Bluetooth signal receiver which receives a Bluetooth signal transmitted from a Bluetooth signal transmitter provided in the mobile device; the Bluetooth signal processing unit analyzes the Bluetooth signal and generates a Bluetooth control signal; and a signal control unit which turns on or off the Bluetooth mode according to the infrared control signal, generates a light source control signal according to the infrared control signal when the Bluetooth mode is turned off, and generates a light source control signal according to the infrared control signal and the Bluetooth control signal when the Bluetooth mode is turned on, the light source control signal controlling activation and activation duration of the corresponding LED light source, respectively.

Description

LED Decorative Light Control System

technical field

The utility model relates to the field of lighting decoration, in particular to a control system for LED decorative lights.

Background technique

LED (Light Emitting Diode), light-emitting diode, is a solid-state semiconductor device that can convert electrical energy into visible light. LEDs are well suited for decorative purposes due to their rich colors, small size, superior energy efficiency, and wide durability. Usually multiple LEDs are installed on rigid or flexible materials, such as rigid or flexible circuit boards, and then form LED decorative lights together with other components according to actual needs.

According to the luminous color, traditional LED decorative lights can be divided into single-color LED decorative lights and multi-color LED decorative lights. Monochromatic LED decorative lights include one or more LEDs with the same luminous color, and can only produce a single color when working. Multi-color LED decorative lights include a plurality of LEDs with different luminous colors, different colors can be produced by separately lighting at least some of the plurality of LEDs during operation, but the color change is usually set during production , change colors in a fixed order when working, for example, cyclic color change, which cannot be changed arbitrarily. Therefore, in different applications, it is often necessary to select specific decorative lights according to the environment in order to create different atmospheres.

Recently, people have higher and higher requirements for LED decorative lights. For example, it is proposed that the LED decorative lights can flash according to the rhythm of music to create a more dynamic lighting effect. Existing LED decorative lights that can flash with the rhythm of music are usually equipped with wired or wireless (for example, Bluetooth) receiving modules and control components on the LED decorative lights, wherein the signal receiving module receives the control based on the rhythm of the music played. signal and transmit the control signal to the control unit, and the control unit controls the flickering of the LED decorative light based on the received control signal. However, such LED decorative lights usually use single-color LED decorative lights, or multi-color LED decorative lights with fixed color changes, which flash according to the rhythm of the music in a single color mode, which cannot satisfy users' needs for rich lighting environments. need.

In addition, traditional LED decorative lights are usually controlled by physical buttons arranged on the main body of the decorative light or on an electrically connected external switch, which is inconvenient to operate. At present, more and more users hope to be able to freely switch the light color, light-emitting mode and operation mode of decorative lights through remote control, so as to easily achieve the desired display effect and controllably create different environmental atmospheres according to needs. .

Utility model content

Based on this, it is necessary to provide a control system for LED decorative lights to solve the problems of fixed light emitting mode and inconvenient operation in the existing LED decorative lights.

According to the LED decorative lamp control system of the present invention, comprising:

LED decorative lamp, which includes at least one light-emitting unit, and a control module electrically connected to the at least one light-emitting unit, wherein each light-emitting unit in the at least one light-emitting unit includes:

at least one first LED light source configured to emit light of a first color when activated;

at least one second LED light source configured to emit light of a second color different from the first color when activated; and

a light source control circuit configured to respectively control the activation of each of the at least one first LED light source, the at least one second LED light source, and the activation according to a light source control signal received from the control module. duration of

Wherein, the control module includes:

The signal control unit is configured to turn on or off the bluetooth mode according to the infrared control signal, the signal control unit is also configured to generate a light source control signal according to the infrared control signal when the bluetooth mode is turned off, and when the bluetooth mode is turned on , generating a light source control signal according to the infrared control signal and the Bluetooth control signal, and outputting the light source control signal to the light emitting unit;

an infrared signal receiver configured to receive infrared signals;

An infrared signal processing unit configured to receive the infrared signal received by the infrared signal receiver, analyze the infrared signal, generate the infrared control signal, and output the infrared control signal to the signal control unit ;

A bluetooth signal receiver configured to receive a bluetooth signal when the bluetooth mode is turned on; and a bluetooth signal processing unit configured to receive the bluetooth signal received by the bluetooth signal receiver, analyze the bluetooth signal, and generate The bluetooth control signal, and output the bluetooth control signal to the signal control unit; the LED decorative lamp control system also includes: a mobile device, which is configured to operatively play a file containing audio information, and includes a A bluetooth signal transmitter matched with the bluetooth signal receiver, the bluetooth signal transmitter is configured to send a bluetooth signal generated according to the tone attribute of the audio information; and

A remote controller, which includes a remote controller housing, an infrared signal transmitter arranged in the remote controller housing and matched with the infrared signal receiver, and a user input device arranged on the outer surface of the remote controller housing interface, wherein the infrared signal transmitter is configured to send an infrared signal generated according to user input through the user input interface, the infrared signal includes control information for turning on or off the bluetooth mode, and the color mode of the light emitting unit control information.

According to the LED decorative light control system of the present invention, the light emitting unit further includes at least one third LED light source configured to emit a third color different from the first color and the second color when activated of light.

According to the above LED decorative light control system, the light source control circuit is further configured to control the at least one first LED light source and the at least one second LED light source respectively according to the light source control signal received from the control module and activation of each of said at least one third LED light source, and the duration of said activation.

According to the above LED decorative light control system, the first color is red, the second color is green, and the third color is green.

According to the above LED decorative lamp control system, the light source control signal includes a set of PWM signals, and each PWM signal in the set of PWM signals corresponds to the at least one first LED light source, the at least one second LED light source and the at least one second LED light source respectively. For each LED light source in the at least one third LED light source, the duty cycle of the PWM signal is determined by the musical tone attribute.

According to the LED decorative lamp control system of the present invention, the musical sound attributes include loudness, pitch and timbre.

According to the LED decorative lamp control system of the present invention, a switch button, a Bluetooth mode button, a plurality of color selection buttons and at least one lighting mode button are provided on the user input interface, wherein the switch button is suitable for starting or Turn off the LED decorative light, the bluetooth mode button is suitable for turning on or off the bluetooth mode, each of the plurality of color selection buttons is respectively suitable for making the at least one light emitting unit present a corresponding color, the The at least one light-emitting mode button is respectively adapted to make the at least one light-emitting unit be in a preset light-emitting mode.

According to the above LED decorative light control system, when the at least one light emitting unit is in the light emitting mode, the at least one light emitting unit sequentially displays different colors in a preset sequence.

The LED decorative lamp control system of the present invention realizes remote control of the LED decorative lamp by setting a remote controller, so that the color and light-emitting mode of the LED decorative lamp can be flexibly changed, and by providing a bluetooth mode, the LED decorative lamp can be connected with mobile devices Playing music produces light and dark changes and color shifts, providing a richer user experience.

Description of drawings

Fig. 1 is a schematic diagram of an application of the LED decorative lamp control system according to an embodiment of the present invention;

Fig. 2 is a structural block diagram of the LED decorative lamp control system shown in Fig. 1;

FIG. 3 is a schematic diagram of a remote controller in the LED decorative lamp control system shown in FIG. 1 .

detailed description

In order to make the above purpose, features and advantages of the present utility model more obvious and understandable, the specific implementation of the present utility model will be described in detail below in conjunction with the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a full understanding of the present invention. However, the utility model can be implemented in many other ways different from those described here, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific implementation disclosed below .

Fig. 1 shows an application of an LED decorative lamp control system according to an embodiment of the present invention. In order to increase the display effect of the inflatable cartoon doll, an LED decorative light is installed in the inflatable cartoon doll, and the LED decorative light includes two light-emitting units 110 and a control module 120 electrically connected to the two light-emitting units 110, as shown in Figure 1 shown. The user can control the colors presented by the two light-emitting units 110 through the remote control 300 , and can also control the two light-emitting units 110 to change, such as blink, with the music played by the mobile device 300 .

In this embodiment, the mobile device 300 is a mobile phone, and in other embodiments, the mobile device 300 may be a notebook computer, a tablet computer, a music player, a video player, etc. with bluetooth function, operable to play files containing audio information other mobile devices.

In this embodiment, the LED decorative light includes two light-emitting units 110 , in other embodiments, the LED decorative light may only include one light-emitting unit, or more than two light-emitting units.

Fig. 2 shows a structural block diagram of the LED decorative light control system shown in Fig. 1 . As shown in FIG. 2 , the LED decorative lamp control system includes an LED decorative lamp 100 , a remote controller 200 and a mobile device 300 .

The LED decorative lamp 100 includes two light emitting units 110 and a control module 120 electrically connected to the two light emitting units. Each light emitting unit 110 includes: a red LED configured to emit light of a red color when activated, a green LED configured to emit light of a green color when activated, and a blue LED configured to emit light of a blue color when activated . By cooperatively controlling the luminous intensity of the three LEDs, the light emitting unit 110 can be controlled to emit lights of different colors and brightnesses. According to practical applications, there may be one or more red LEDs, green LEDs and blue LEDs, and the numbers may be the same or different. In other embodiments, the light emitting unit may include LEDs of other colors, or may only include LEDs of two different colors, or LEDs of more than three different colors.

The light emitting unit 110 also includes a light source control circuit 111 configured to control the activation and duration of each of the red, green, and blue LEDs, respectively, according to the light source control signal received from the control module 120 .

The control module 120 includes a signal control unit 121 , an infrared signal receiver 123 , an infrared signal processor 122 , a Bluetooth signal processor 124 and a Bluetooth signal receiver 125 . The signal control unit 121 is configured to enable or disable the Bluetooth mode according to the infrared control signal. When the bluetooth mode is off, the signal control unit 121 generates a light source control signal according to the infrared control signal; output to the light emitting unit 110. The infrared signal receiver 123 is configured to receive infrared signals. The infrared signal processing unit 123 is configured to receive the infrared signal received by the infrared signal receiver, analyze the infrared signal, generate an infrared control signal, and output the infrared control signal to the signal control unit 121 . The Bluetooth signal receiver 125 is configured to receive Bluetooth signals when the Bluetooth mode is turned on. The Bluetooth signal processing unit 125 is configured to receive the Bluetooth signal received by the Bluetooth signal receiver, analyze the Bluetooth signal, generate a Bluetooth control signal, and output the Bluetooth control signal to the signal control unit.

The remote controller 200 includes an infrared signal transmitter 220 matched with the infrared signal receiver 123 and a user input interface 210, wherein the infrared signal transmitter 220 is configured to send an infrared signal generated according to the input of the user through the user input interface 210, The infrared signal includes control information for turning on or off the bluetooth mode, and control information for the color mode of the light emitting unit.

The mobile device 300 includes a bluetooth signal transmitter 310 matched with the bluetooth signal receiver 125, and the bluetooth signal transmitter is configured to transmit a bluetooth signal based on the tone properties of the audio information contained in the file played by the mobile device 300 generate.

In this embodiment, the light source control signal includes a group of PWM signals, and each PWM signal in the group of PWM signals corresponds to a red LED, a green LED and a blue LED respectively. The duty cycle of the PWM signal is determined by the property of the musical tone. The tone attributes include loudness, pitch and timbre. For example, if loudness is selected as the tone attribute, when the loudness of the played audio information is greater than a preset threshold, the PWM signal is at a high level or a low level. The PWM signal is high or low depending on whether the red, green, and blue LEDs are active high or active low. For example, when the red LED, the green LED and the blue LED are all active at a high level, when the loudness of the played audio information is greater than the preset threshold, the PWM signal is at a high level, and the corresponding LED is activated to make the LED emit light; When the loudness of the played audio information is lower than the preset threshold, the corresponding LED will be turned off. In this way, the LEDs can be made to blink as the loudness of the audio information changes.

Fig. 3 shows the remote controller in the LED decorative light control system shown in Fig. 1 . The remote controller 200 includes a remote controller housing 230, an infrared signal transmitter (not shown in FIG. A user input interface 210 on the surface.

In this embodiment, a plurality of physical keys triggered by pressing are provided on the user input interface 210, including two switch keys 211 suitable for starting and closing the LED decorative light, and a Bluetooth mode button 211 suitable for turning on or off the Bluetooth mode. Buttons 212 , twelve color selection buttons 213 respectively adapted to make the light emitting unit 110 display a corresponding color, and three light emitting mode buttons 214 suitable for making the light emitting unit 110 be in a preset light emitting mode. When the user presses these keys, corresponding control signals can be triggered, and these control signals are sent in the form of infrared signals through the infrared transmitter. Those skilled in the art can understand that the number and functions of these keys can be set according to actual applications.

In this embodiment, the number of switch buttons 211 is two, one of which is an "on" button, which is used to trigger the control signal for starting the LED decorative light; control signal. Twelve color selection keys 213 are respectively used to trigger the control signals that make the light emitting unit 110 present the following colors: red, green, blue, orange, yellow, spring green, dark cyan, cyan, deep sky blue, blue purple, dark purple, Pink. One of the light-emitting mode buttons 214 is used to trigger the light-emitting unit 110 to change colors and flash light according to a predetermined sequence. The other two lighting mode keys 214 can be used to trigger the speeding up and slowing down of the predetermined color sequence change respectively.

The following example illustrates the light emission control of the LED decorative lamp 100 realized by the remote controller 200 and the mobile device 300 .

By default, the Bluetooth mode is off, that is, the Bluetooth signal receiver 125 of the LED decorative lamp 100 does not receive Bluetooth signals. At this time, the music played by the mobile device 300 will not affect the LED decorative light 100 . If one of the color selection buttons 213 on the remote controller 200 is pressed, the light emitting unit 110 of the LED decorative lamp 100 will emit light corresponding to the pressed color selection button 213 . If the light-emitting mode button 214 related to changing colors is pressed on the remote control 200, the light-emitting unit 110 of the LED decorative lamp 100 will change colors and flash light according to a predetermined sequence.

When the Bluetooth mode button 212 is pressed, the LED decorative lamp 10 will enter the Bluetooth mode, and the Bluetooth signal receiver 125 starts to receive Bluetooth signals. At this time, when the mobile device 300 plays music, the light emitting unit 110 of the LED decorative lamp 100 will blink along with the loudness, pitch or timbre of the music. For example, in the bluetooth mode, if the color selection button 213 corresponding to red on the remote controller 200 is pressed, the light-emitting unit 110 of the LED decorative lamp 100 will appear flashing red, and the flashing interval depends on the music played by the mobile device 300. Changes in loudness, pitch, or timbre. If you press the light-emitting mode button 214 related to changing colors on the remote control 200, the light-emitting unit 110 of the LED decorative lamp 100 will change colors in a predetermined order, and the time interval of color changes also depends on the loudness of the music played by the mobile device 300 , pitch or timbre change.

The above-mentioned embodiments only represent exemplary implementations of the present utility model, and the description thereof is relatively specific and detailed, but should not be construed as limiting the patent scope of the present utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the utility model, and these all belong to the protection scope of the utility model. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (9)

1. LED decorative light control system, including: LED decorative lamp, which includes at least one light-emitting unit, and a control module electrically connected to the at least one light-emitting unit, wherein each light-emitting unit in the at least one light-emitting unit includes: at least one first LED light source configured to emit light of a first color when activated; at least one second LED light source configured to emit light of a second color different from the first color when activated; and a light source control circuit configured to respectively control the activation of each of the at least one first LED light source, the at least one second LED light source, and the activation according to a light source control signal received from the control module. duration of Wherein, the control module includes: The signal control unit is configured to turn on or off the bluetooth mode according to the infrared control signal, the signal control unit is also configured to generate a light source control signal according to the infrared control signal when the bluetooth mode is turned off, and when the bluetooth mode is turned on , generating a light source control signal according to the infrared control signal and the Bluetooth control signal, and outputting the light source control signal to the light emitting unit; an infrared signal receiver configured to receive infrared signals; An infrared signal processing unit configured to receive the infrared signal received by the infrared signal receiver, analyze the infrared signal, generate the infrared control signal, and output the infrared control signal to the signal control unit ; A bluetooth signal receiver configured to receive a bluetooth signal when the bluetooth mode is turned on; and a bluetooth signal processing unit configured to receive the bluetooth signal received by the bluetooth signal receiver, analyze the bluetooth signal, and generate The Bluetooth control signal, and output the Bluetooth control signal to the signal control unit; The LED decorative lamp control system also includes: A mobile device configured to be operable to play a file containing audio information, and comprising a Bluetooth signal transmitter matched with the Bluetooth signal receiver, the Bluetooth signal transmitter configured to transmit a musical tone generated according to the audio information Bluetooth signal; and A remote controller, which includes a remote controller housing, an infrared signal transmitter arranged in the remote controller housing and matched with the infrared signal receiver, and a user input device arranged on the outer surface of the remote controller housing interface, wherein the infrared signal transmitter is configured to send an infrared signal generated according to user input through the user input interface, the infrared signal includes control information for turning on or off the bluetooth mode, and the color mode of the light emitting unit control information. 2. The LED decorative light control system according to claim 1, wherein the light emitting unit further comprises at least one third LED light source configured to emit light corresponding to the first color and the second color when activated. Lights of a third color that are all different in color. 3. The LED decorative lamp control system according to claim 2, wherein the light source control circuit is further configured to respectively control the at least one first light source control signal according to the light source control signal received from the control module Activation of each of the LED light source, the at least one second LED light source and the at least one third LED light source, and the duration of the activation. 4. The LED decorative light control system according to claim 2, wherein the first color is red, the second color is green, and the third color is green. 5. The LED decorative lamp control system according to claim 2, wherein the light source control signal comprises a group of PWM signals, and each PWM signal in the group of PWM signals corresponds to the at least one first LED respectively. For each LED light source in the light source, the at least one second LED light source and the at least one third LED light source, the duty cycle of the PWM signal is determined by the musical tone attribute. 6. The LED decorative lamp control system according to claim 1, wherein the musical sound attributes include loudness, tone and timbre. 7. The LED decorative lamp control system according to claim 5, wherein when the musical sound attribute is greater than a preset threshold, the PWM signal is at a high level or at a low level. 8. The LED decorative lamp control system according to claim 1, wherein a switch button, a bluetooth mode button, a plurality of color selection buttons and at least one lighting mode button are provided on the user input interface, wherein the The switch button is suitable for starting or closing the LED decorative light, the bluetooth mode button is suitable for turning on or closing the bluetooth mode, and each of the plurality of color selection buttons is respectively suitable for making the at least one light-emitting unit Presenting a corresponding color, the at least one light emitting mode button is respectively adapted to make the at least one light emitting unit be in a preset light emitting mode. 9. The LED decorative lamp control system according to claim 8, wherein when the at least one light-emitting unit is in the light-emitting mode, the at least one light-emitting unit sequentially presents different lights in a preset sequence. color.