CN211791762U - Control circuit of flow tube color overflow lamp band conversion box - Google Patents
Control circuit of flow tube color overflow lamp band conversion box Download PDFInfo
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- CN211791762U CN211791762U CN202020813100.7U CN202020813100U CN211791762U CN 211791762 U CN211791762 U CN 211791762U CN 202020813100 U CN202020813100 U CN 202020813100U CN 211791762 U CN211791762 U CN 211791762U
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Abstract
The utility model discloses a control circuit of a flow tube color lamp belt conversion box, which comprises an HDMI interface circuit, an image color control circuit, an ARM processor, a wireless transmission module, an LED lamp belt and a power module; the HDMI interface circuit transmits video information to the ARM processor through the image color control circuit for analysis and processing; the ARM processor respectively controls the LED lamp strip and the wireless transmission module; the power module provides power for the HDMI interface circuit, the image color control circuit, the ARM processor, the wireless transmission module and the LED lamp strip. The utility model provides a display effect can match with the display screen, can make the display screen reach a flow tube colorful lamp area conversion box control circuit of good visual ornamental effect.
Description
Technical Field
The utility model relates to a LED lamp area technical field especially relates to a flow tube overflow color lamp area conversion box control circuit.
Background
Ambilight is a liquid crystal display technology. By monitoring subtle changes of pictures in real time, LED intelligent lights on two sides of the television are driven, gorgeous and various colors are changed according to screen contents and extend to the outside of a liquid crystal display (television) screen, and the flowing of the colors breaks through the limitation of the screen, so that a wider visual appreciation range is formed, and visual enjoyment like a cinema is created.
Moreover, the brightness of the LED light can be changed according to the change of the screen brightness, a comfortable watching state can be created for human eyes, and eye fatigue can not be caused even if people watch the LED light for a long time. If the television is turned off and is in a standby mode, the brilliant color can be independently turned on at the moment, and dynamic and static light sensation effects can be displayed to become ambient lighting.
The existing LED lamp belt technology is simple in control program. The method mainly adopts several fixed patterns to carry out circulating flicker operation, or carries out color switching and control operation through infrared remote control, the display effect cannot be well matched with a display screen, and the better visual ornamental effect cannot be achieved.
At present, there are several main implementations for the ambilight display technology:
an integrated design scheme for an Ambilight Ambilight television of Philips company is that a back LED lamp driving circuit is integrated in a television.
One scheme is an external drive box circuit, wherein computer screen images are captured by computer upper computer software, and the images are analyzed by the computer software and then sent to the external drive box circuit through a USB port. And the external driving box circuit is used for driving and displaying the color of the LED lamp strip.
Another scheme is to adopt a camera scheme, and the camera performs camera shooting and processing on a display picture and extracts display color information. The scheme can be well adapted to various models of displays, does not need to install any software, and has strong universality.
At present, several kinds of implementation modes of the brilliant color lamp strip have advantages and disadvantages, and a "brilliant color television" is a customized system and cannot be matched with other televisions. The external drive box circuit needs to be matched with a computer for use, and the circuit drive box cannot operate when the external drive box circuit leaves a computer processing platform. The camera scheme is simple to realize and can be well matched with various displays, but is limited by camera pixels, placement angles and ambient light, and can not well perform distortion-free processing on display images. Aiming at the defects of the implementation mode of the flowing light color overflowing lamp strip, the flowing tube color overflowing lamp strip implementation conversion box is provided, and the system can be well matched with most display equipment. And the anti-interference ability is strong, and the brilliant color display effect is stable.
The Chinese patent application numbers are: 201521009139.9, application date is 12 months and 08 days 2015, publication date is: 2016, 05 month 04, with patent names: the utility model provides a LED lamp area luminance adjustable control circuit, this utility model discloses a LED lamp area luminance adjustable control circuit, constitute including DC/DC converting circuit, signal processing circuit, microprocessor power supply circuit, LED luminescent circuit, microprocessor circuit and switch circuit. When the microprocessor circuit receives corresponding brightness adjusting information through the signal receiving circuit, the microprocessor circuit periodically adjusts the on-off time of a corresponding switch in the switch circuit to enable the average value of current flowing through the LED light-emitting circuit to change, so that the LED light-emitting circuit emits luminosity with required brightness level, and the purpose of adjusting the LED brightness is achieved. The utility model discloses a but LED lamp area luminance control circuit simple structure, convenient operation. The utility model discloses a luminance adjustable control circuit for LED lamp area has satisfied the demand to LED lamp area, and it possesses small, with low costs, the advantage of electric current relatively invariable, has the value of using widely.
The above patent document discloses a brightness adjustable control circuit for LED lamp strip, but the utility model can not solve the above technical problem, and can not satisfy the needs of the current social development.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a display effect can match with the display screen, can make the display screen reach a flow tube colorful lamp area conversion box control circuit of good visual ornamental effect.
In order to realize the first purpose of the utility model, the following technical scheme can be adopted:
a control circuit of a flow tube overflow color lamp strip conversion box comprises an HDMI interface circuit, an image color control circuit, an ARM processor, a wireless transmission module, an LED lamp strip and a power supply module; the HDMI interface circuit is used for sending uncompressed audio and video signals, and the image color control circuit is used for analyzing and processing video image information and video image colors; the ARM processor is used for information analysis and processing; the wireless transmission module is used for wireless transmission of information;
the HDMI interface circuit transmits video information to the ARM processor through the image color control circuit for analysis and processing; the ARM processor respectively controls the LED lamp strip and the wireless transmission module; the power module provides power for the HDMI interface circuit, the image color control circuit, the ARM processor, the wireless transmission module and the LED lamp strip.
The image color control circuit is an MCU processor with the model of xc7z010clg 400-2.
The HDMI interface circuit comprises an HDMI input circuit or an HDMI output circuit.
The image color control circuit includes a DP interface circuit for video signal transmission.
The DP interface circuit includes a DP input circuit and a DP output circuit.
The image color control circuit comprises a VGA interface circuit, and the VGA interface circuit is used for transmitting video signal color information.
The VGA interface circuit comprises a VGA input circuit and a VGA output circuit.
The wireless transmission module comprises a WIFI Bluetooth integrated module.
The ARM processor also comprises a sound sensor, and the sound sensor is controlled by the ARM processor.
The sound sensor comprises a volume control module, and the ARM processor controls the sound sensor through the volume control module.
The utility model provides a technical scheme's beneficial effect is that 1) the utility model controls the video image and the color information through the HDMI interface circuit, the image color control circuit, the ARM processor, the gorgeous and various colors are changed according to the screen content, and the image color information is extended out of the screen of the liquid crystal display (TV), the light color flow breaks through the screen limitation, thereby forming a wider visual appreciation range, and creating the visual enjoyment as cinema; 2) the brightness of the LED lamp strip can be changed according to the change of the screen brightness, a comfortable watching state can be created for human eyes, and eye fatigue can not be caused even if people watch the LED lamp strip for a long time; 3) if the television is turned off, the utility model is in a standby mode, and then the brilliant color can be independently turned on, so that the dynamic and static light sensation effects can be displayed, and the ambient illumination is realized; 4) the utility model discloses can with the TV phase-match, make the visual effect who watches TV experience feel stronger.
Drawings
Fig. 1 is a block diagram of a control circuit of a flow tube color lamp band conversion box according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and embodiments of the present invention.
Example 1
Referring to fig. 1, a control circuit of a flow tube color overflow lamp band conversion box comprises an HDMI interface circuit 1, an image color control circuit 4, an ARM processor 5, a wireless transmission module 6, an LED lamp band 7, and a power module 9; the HDMI interface circuit 1 is used for sending uncompressed audio and video signals, and the image color control circuit 4 is used for analyzing and processing video image information and video image colors; the ARM processor 5 is used for information analysis and processing; the wireless transmission module 6 is used for wireless transmission of information;
the HDMI interface circuit 1 transmits video information to the ARM processor 5 through the image color control circuit 4 for analysis and processing; the ARM processor 5 respectively controls the LED lamp strip 7 and the wireless transmission module 6; the power module 9 provides power for the HDMI interface circuit 1, the image color control circuit 4, the ARM processor 5, the wireless transmission module 6, and the LED light strip 7.
In this embodiment, the power module 7 includes a power adapter, and converts the 220V commercial power into a dc voltage to provide power.
In this embodiment, the image color control circuit 4 is preferably an MCU processor with a model of xc7z010clg 400-2.
In the present embodiment, the HDMI interface circuit 1 preferably includes an HDMI input circuit 11 or an HDMI output circuit 12.
In this embodiment, it is further preferable that the image color control circuit 4 includes a DP interface circuit 2, and the DP interface circuit 2 is used for video signal transmission.
The DP interface circuit 2 includes a DP input circuit 21 and a DP output circuit 22.
In this embodiment, it is further preferable that the image color control circuit 4 includes a VGA interface circuit 3, and the VGA interface circuit 3 is used for transmitting color information of video signals.
The VGA interface circuit 3 includes a VGA input circuit 31 and a VGA output circuit 32.
In this embodiment, the HDMI Interface circuit 1 is a High definition multimedia Interface (High definition multimedia Interface), which is a fully digital video and audio transmission Interface and can transmit uncompressed audio and video signals.
The DP interface circuit 2: DisplayPort (DP) is a digital video interface standard developed by the PC and chip manufacturers alliance and standardized by the Video Electronics Standards Association (VESA). The interface is free of authentication and authorization fund, is mainly used for connecting a video source and display equipment and also supports carrying audio, USB and other forms of data.
The VGA interface circuit 3: VGA (video Graphics array) video Graphics array is a computer display standard using analog signals proposed by IBM in 1987. The VGA interface is a special interface for outputting data by adopting VGA standard in a computer. The VGA interface is divided into 3 rows of 15 pins, each row has 5 holes, the most widely applied interface type is arranged on the display card, and most display cards are provided with the interface. The interface transmits red, green, and blue analog signals as well as synchronization signals (horizontal and vertical signals).
The ARM processor 5(Advanced RISC Machines) is a 32-bit Reduced Instruction Set (RISC) processor architecture, which is widely used in many embedded system designs. The ARM processor has the characteristics of fixed instruction length, high execution efficiency, low cost and the like.
At present, the display interface mostly adopts three general display interfaces (except an integrated television) such as a DP interface, an HDMI interface and a VGA interface, and the main equipment can drive the display through the three interfaces. The utility model provides a flow tube overflow colored lamp area realizes that built-in three kinds of interface conversion circuit of converter box, realizes passing through DP interface circuit 2, HDMI interface circuit 1, VGA interface circuit 3 signal, reaches undistorted output, and inside image color control circuit 4 handles DP interface circuit 2, HDMI interface circuit 1, VGA interface circuit 3 signal simultaneously, draws effective color information, the real-time colour information who discerns the display picture. The ARM processor 5 controls the LED lamp belts 7 on the periphery to perform color synchronous display according to the video image color information provided by the image color control circuit 4, so that the effect of realizing the brilliant color is achieved.
In this embodiment, the wireless transmission module 6 may be externally connected to a control terminal such as a mobile phone, and a user controls the terminal to communicate through the wireless transmission module 6 through the mobile phone, so as to achieve the purpose of controlling the LED lamp strip 7 through the control terminal such as the mobile phone.
In this embodiment, preferably, the wireless transmission module 6 includes a WIFI and bluetooth integrated module 61.
In this embodiment, the light strip 7 includes at least two RGB lamp beads connected in series, and the LED light strip 7 further includes a driving module 71.
The LED lamp strip 7 can actually be formed by connecting a plurality of RGB lamp beads in series, and the LED lamp strip 7 is provided with a driving pin for the ARM processor 5 to control the color.
Example 2
Referring to fig. 1, the difference from the above embodiment is that the present invention can integrate HDMI interface circuit 1, DP interface circuit 2, VGA interface circuit 3, image color control circuit 4, and ARM processor 5 into a Zynq module.
The Zynq module is actually the first extensible processing platform Zynq series of the industry offered by the company Series (Xilinx). Intended to provide the required level of processing and computational performance for high-end embedded applications such as video surveillance, automotive driver assistance, and factory automation. The FPGA and the ARM processor are integrated in the chip.
In this embodiment, the utility model discloses mainly include Zynq module and all link to each other with Zynq module HDMI interface circuit 1, DP interface circuit 2, VGA interface circuit 3, sound sensor 8, WIFI bluetooth integration module 61 and LED lamp area 7, power module 9 mainly gives this Zynq module, sound sensor 8, WIFI bluetooth integration module 61 and LED lamp area 7 power supply.
The utility model discloses mainly through the analytic display interface signal commonly used that passes through, like DP interface circuit 2, HDMI interface circuit 1, VGA interface circuit 3 etc. effective colour information in the discernment interface signal, real-time drive LED lamp area 7 reaches and displays the synchronous effect of theme colour. The Zynq module synchronously controls the light and shade change of the LED lamp strip 7 by processing the information of the sound sensor 8. The user mobile phone can communicate with the WIFI and Bluetooth integrated module 61, and the purpose of controlling the LED lamp strip 7 by the mobile phone is achieved.
As shown above, integrated three pairs of common display interface DP, HDMI, VGA on the conversion box, these three kinds of interfaces can carry out the adaptation with most displays on the market well. Each interface is provided with two directions of input and output, such as an HDMI input circuit 11/an HDMI output circuit 12, a DP input circuit 211/a DP output circuit 22, a VGA input circuit 31/a VGA output circuit 32, so that the interface can be well compatible with different display interfaces, and the display of a display screen is not influenced.
In this embodiment, the Zynq module is implemented by mainly using Zynq chips of Xilinx corporation, such as Zynq 7010.
In this embodiment, the Zynq module is internally implemented by an HDMI interface protocol processing and image color control circuit 4, a DP protocol processing and image color control circuit 4, and a VGA protocol processing and image color control circuit 4. The HDMI interface circuit 1, the DP interface circuit 2 and the VGA interface circuit 3 are all a universal video transmission protocol, and have a fixed time sequence for transmitting the color information of the display. The three interface circuits are used for transmitting the input signals on one hand, and normal video signal transmission is not influenced. On the other hand, the video signal is analyzed to extract effective color information, and the effective color information is provided to the image color control circuit 4.
In this embodiment, the Zynq module controls the image color control circuit 4, and the ARM processor 5 drives the LED strip 7 to perform synchronous display in real time through image processing and video image and color results.
Example 3
The difference from the above embodiment is that the ARM processor 5 further includes a sound sensor 8, and the ARM processor 5 controls the sound sensor 8.
Preferably, the sound sensor 8 includes a volume control module 81, and the ARM processor 5 controls the sound sensor 8 through the volume control module 81.
The sound sensor 8 can perceive external volume change, and the ARM processor 5 can synchronously control the brightness change of the LED lamp strip 7 in real time through volume identification and control programs.
The sound sensor 8 can convert the external volume into a corresponding digital signal and transmit the digital signal to the ARM processor 5 for signal processing.
The ARM processor 5 correspondingly drives the brightness of the LED lamp strip 7 according to the volume signal transmitted by the sound sensor 8, so that a better visual ornamental effect is achieved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (10)
1. The utility model provides a flow tube colorful lamp area conversion box control circuit which characterized in that: the system comprises an HDMI interface circuit, an image color control circuit, an ARM processor, a wireless transmission module, an LED lamp belt and a power supply module; the HDMI interface circuit is used for sending uncompressed audio and video signals, and the image color control circuit is used for analyzing and processing video image information and video image colors; the ARM processor is used for information analysis and processing; the wireless transmission module is used for wireless transmission of information;
the HDMI interface circuit transmits video information to the ARM processor through the image color control circuit for analysis and processing; the ARM processor respectively controls the LED lamp strip and the wireless transmission module; the power module provides power for the HDMI interface circuit, the image color control circuit, the ARM processor, the wireless transmission module and the LED lamp strip.
2. The control circuit of the flow tube color lamp strip conversion box according to claim 1, wherein: the image color control circuit is an MCU processor with the model of xc7z010clg 400-2.
3. The control circuit of the flow tube color lamp strip conversion box according to claim 1, wherein: the HDMI interface circuit comprises an HDMI input circuit or an HDMI output circuit.
4. The control circuit of the flow tube color lamp strip conversion box according to claim 1, wherein: the image color control circuit includes a DP interface circuit for video signal transmission.
5. The control circuit of the flow tube color lamp strip conversion box according to claim 4, wherein: the DP interface circuit includes a DP input circuit and a DP output circuit.
6. The control circuit of the flow tube color lamp strip conversion box according to claim 1, wherein: the image color control circuit comprises a VGA interface circuit, and the VGA interface circuit is used for transmitting video signal color information.
7. The control circuit of the flow tube color lamp strip conversion box according to claim 6, wherein: the VGA interface circuit comprises a VGA input circuit and a VGA output circuit.
8. The control circuit of the flow tube color lamp strip conversion box according to claim 1, wherein: the wireless transmission module comprises a WIFI Bluetooth integrated module.
9. The control circuit of the flow tube color lamp strip conversion box according to claim 1, wherein: the ARM processor also comprises a sound sensor, and the sound sensor is controlled by the ARM processor.
10. The control circuit of the flow tube color light strip conversion box of claim 9, wherein: the sound sensor comprises a volume control module, and the ARM processor controls the sound sensor through the volume control module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020813100.7U CN211791762U (en) | 2020-05-15 | 2020-05-15 | Control circuit of flow tube color overflow lamp band conversion box |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020813100.7U CN211791762U (en) | 2020-05-15 | 2020-05-15 | Control circuit of flow tube color overflow lamp band conversion box |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908274A (en) * | 2021-03-30 | 2021-06-04 | 深圳创维－Rgb电子有限公司 | Lamp strip display method and device, terminal equipment and readable storage medium |
| CN114401574A (en) * | 2021-12-02 | 2022-04-26 | 北京小米移动软件有限公司 | Light emission control method and system, display device, and readable storage medium |
-
2020
- 2020-05-15 CN CN202020813100.7U patent/CN211791762U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908274A (en) * | 2021-03-30 | 2021-06-04 | 深圳创维－Rgb电子有限公司 | Lamp strip display method and device, terminal equipment and readable storage medium |
| CN114401574A (en) * | 2021-12-02 | 2022-04-26 | 北京小米移动软件有限公司 | Light emission control method and system, display device, and readable storage medium |
| CN114401574B (en) * | 2021-12-02 | 2024-01-09 | 北京小米移动软件有限公司 | Light emission control method and system, display device, and readable storage medium |
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