CN109036263A - LED display image processing apparatus and its processing method - Google Patents
LED display image processing apparatus and its processing method Download PDFInfo
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- CN109036263A CN109036263A CN201811068151.5A CN201811068151A CN109036263A CN 109036263 A CN109036263 A CN 109036263A CN 201811068151 A CN201811068151 A CN 201811068151A CN 109036263 A CN109036263 A CN 109036263A
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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]
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention discloses a kind of LED display image processing apparatus of the present invention and its processing methods, mobile device is connected to switching switch module by analog video input module and A/D module, Digital Video Input Modules are also connected to switching switch module by USB interface, image data enters image data buffer SRAM module after treatment, the image algorithm that image data passes through the first TMS32054316 processor again forms new image data, new image data enters output buffer module by output pattern dual port RAM module, 2nd TMS32054316 processor is connected to output pattern dual port RAM module by CPLD time-sequence control module, the output end of output pattern dual port RAM module is connected to output buffer module, utilize constant-current type LED driver output phase The electric current answered, and then display apparatus module is made to show different brightness, the backlight illumination of LED display is adjusted according to the backlight illumination of image itself, has the function that save electric power.
Description
Technical field
The present invention relates to LED display technical fields, specially LED display image processing apparatus and its processing method.
Background technique
Image procossing (imageprocessing) analyzes image with computer, to reach the skill of required result
Art.Also known as image processing.Image procossing refers generally to Digital Image Processing.Digital picture refers to industrial camera, video camera, scanning
The equipment such as instrument pass through the big two-dimensional array that shooting obtains, and the element of the array is known as pixel, and value is known as gray value.Figure
As the compression of images that generally comprises of processing technique, enhancing and recovery, 3 matching, description and identification parts.Common system has health
Resistance to viewing system, figure intelligence system etc. are currently the technology gradually risen.
Application No. is CN201510807841.8 to disclose a kind of portable fast image processing equipment and image processing method
Method.Image processing equipment used at present, image processing speed is slow, can only carry out image procossing, efficiency by probe single page
It is lower.Present invention composition includes: pedestal, and plane one end is equipped with retracting cylinder, peace inside the retracting cylinder on the pedestal
Equipped with telescopic rod, the telescopic rod is rectangular shaped, and the telescopic rod front end is equipped with support base, under the support base
Plane both ends are separately installed with 2 probes, and LED light is equipped between probe described in 2, and plane is logical on the pedestal
It crosses sliding slot and movable support bracket is installed, both ends are respectively provided with 2 grooves above the movable support bracket, are equipped in the groove
Support plate, invention are used for portable fast image processing equipment, can carry out the fast of high-resolution to paper document to be treated
Speed is handled and is stored.
For LED display image procossing, inventor has found that when traditional LED display image is shown, nothing
Method adjusts the backlight illumination of LED display according to the backlight illumination of image itself, causes the waste of electric power, how to invent one kind
LED display image processing apparatus and its processing method solve these problems, and it is urgently to be resolved to become those skilled in the art
The problem of.
Summary of the invention
It is above-mentioned to solve the purpose of the present invention is to provide a kind of LED display image processing apparatus and its processing method
The problem of being proposed in background technique.
To achieve the above object, the invention provides the following technical scheme: a kind of LED display image processing apparatus, including
First TMS32054316 processor and the 2nd TMS32054316 processor, the first TMS32054316 processor and second
FLASH module, the first TMS32054316 processor and second are respectively connected on TMS32054316 processor
TMS32054316 processor is commonly connected to memory module, and mobile device is connected by analog video input module with A/D module
To switching switch module, Digital Video Input Modules are also connected to switching switch module, the switching switching molding by USB interface
The output end of block is connected to the first TMS32054316 processor by image data buffer SRAM module, and PC machine is logical by serial ports
News module is connected to the first TMS32054316 processor, and the first TMS32054316 processor is connected to output by parallel port
Figure dual port RAM module and CPLD time-sequence control module, the output pattern dual port RAM module and CPLD time-sequence control module it
Between connected by RS485 communication bus, the output end of the output pattern dual port RAM module is connected with output buffer module, institute
It states output buffer module and display apparatus module is connected to by analog video input module and A/D module.
As advanced optimizing for the technical program, a kind of LED display image processing apparatus of the present invention, the switching is opened
The LM22677 chip that module uses high integration is closed, the DC-DC power source translation circuit of Width funtion input exports electric current 5A, output
5~42V of voltage.
As advanced optimizing for the technical program, a kind of LED display image processing apparatus of the present invention, when the CPLD
Sequence control module distributes driving chip AD9528 using 14 channel high-frequency clocks.
As advanced optimizing for the technical program, a kind of LED display image processing apparatus of the present invention, the simulation view
Frequency input module and A/D module are correspondingly arranged in analog video input module and A/D module, and the display apparatus module is that LED is shown
Device is adopted as KingbrightDC-10EWA.
A kind of LED display image processing method of the present invention, specifically comprises the following steps:
S1: mobile device is connected to switching switch module by analog video input module and A/D module, and digital video inputs mould
Block is also connected to switching switch module by USB interface, and image data enters image data buffer SRAM module after treatment；
S2: the image algorithm that image data passes through the first TMS32054316 processor again forms new image data；
S3: new image data enters output buffer module by output pattern dual port RAM module, at the 2nd TMS32054316
It manages device and output pattern dual port RAM module is connected to by CPLD time-sequence control module；
S4: the output end of output pattern dual port RAM module is connected to output buffer module, and output buffer module passes through analog video
Input module and A/D module are connected to display apparatus module, export corresponding electric current using constant-current type LED driver, and then make to show
Device module shows different brightness, and the backlight illumination of LED display is adjusted according to the backlight illumination of image itself, reaches saving
The effect of electric power.
Compared with prior art, the beneficial effects of the present invention are: a kind of LED display image processing apparatus of the present invention and its
Processing method, mobile device are connected to switching switch module, digital video input by analog video input module and A/D module
Module is also connected to switching switch module by USB interface, and image data enters image data buffer SRAM mould after treatment
Block, the image algorithm that image data passes through the first TMS32054316 processor again form new image data, new image data
Enter output buffer module by output pattern dual port RAM module, the 2nd TMS32054316 processor passes through CPLD timing control
Module is connected to output pattern dual port RAM module, and the output end of output pattern dual port RAM module is connected to output buffer module,
It exports buffer module and display apparatus module is connected to by analog video input module and A/D module, utilize constant-current type LED driver
Corresponding electric current is exported, and then display apparatus module is made to show different brightness, LED is adjusted according to the backlight illumination of image itself
The backlight illumination of display screen has the function that save electric power, has very high practicability, greatly improves a kind of LED and shows
The use of screen image processing unit and its processing method is functional, guarantees its using effect and utilization benefit, is suitble to be widely popularized.
Detailed description of the invention
Fig. 1 is a kind of system block diagram of LED display image processing apparatus of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of LED display image processing apparatus, including first
TMS32054316 processor and the 2nd TMS32054316 processor, the first TMS32054316 processor and second
FLASH module, the first TMS32054316 processor and second are respectively connected on TMS32054316 processor
TMS32054316 processor is commonly connected to memory module, and mobile device is connected by analog video input module with A/D module
To switching switch module, Digital Video Input Modules are also connected to switching switch module, the switching switching molding by USB interface
The output end of block is connected to the first TMS32054316 processor by image data buffer SRAM module, and PC machine is logical by serial ports
News module is connected to the first TMS32054316 processor, and the first TMS32054316 processor is connected to output by parallel port
Figure dual port RAM module and CPLD time-sequence control module, the output pattern dual port RAM module and CPLD time-sequence control module it
Between connected by RS485 communication bus, the output end of the output pattern dual port RAM module is connected with output buffer module, institute
It states output buffer module and display apparatus module is connected to by analog video input module and A/D module.
Specifically, a kind of LED display image processing apparatus of the present invention, the switching switch module is using high integration
LM22677 chip, the DC-DC power source translation circuit of Width funtion input, exports electric current 5A, 5~42V of output voltage.
Specifically, a kind of LED display image processing apparatus of the present invention, the CPLD time-sequence control module use 14 channels
High-frequency clock distributes driving chip AD9528.
Specifically, a kind of LED display image processing apparatus of the present invention, the analog video input module and A/D module pair
It should be set to analog video input module and A/D module, the display apparatus module is that light-emitting diode display is adopted as KingbrightDC-
10EWA。
A kind of LED display image processing method of the present invention, specifically comprises the following steps:
S1: mobile device is connected to switching switch module by analog video input module and A/D module, and digital video inputs mould
Block is also connected to switching switch module by USB interface, and image data enters image data buffer SRAM module after treatment；
S2: the image algorithm that image data passes through the first TMS32054316 processor again forms new image data；
S3: new image data enters output buffer module by output pattern dual port RAM module, at the 2nd TMS32054316
It manages device and output pattern dual port RAM module is connected to by CPLD time-sequence control module；
S4: the output end of output pattern dual port RAM module is connected to output buffer module, and output buffer module passes through analog video
Input module and A/D module are connected to display apparatus module, export corresponding electric current using constant-current type LED driver, and then make to show
Device module shows different brightness, and the backlight illumination of LED display is adjusted according to the backlight illumination of image itself, reaches saving
The effect of electric power.
Working principle: a kind of LED display image processing apparatus of the present invention and its processing method, mobile device pass through simulation
Video input module and A/D module are connected to switching switch module, and Digital Video Input Modules are also connected to cut by USB interface
Switch module is changed, image data enters image data buffer SRAM module after treatment, and image data passes through first again
The image algorithm of TMS32054316 processor forms new image data, and new image data passes through output pattern dual port RAM mould
Block enters output buffer module, and the 2nd TMS32054316 processor is connected to output pattern pair by CPLD time-sequence control module
Mouth RAM module, the output end of output pattern dual port RAM module are connected to output buffer module, and output buffer module passes through simulation
Video input module and A/D module are connected to display apparatus module, export corresponding electric current using constant-current type LED driver, and then make
Display apparatus module shows different brightness, and the backlight illumination of LED display is adjusted according to the backlight illumination of image itself, is reached
Save the effect of electric power.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of LED display image processing apparatus, including at the first TMS32054316 processor and the 2nd TMS32054316
Manage device, it is characterised in that: be respectively connected on the first TMS32054316 processor and the 2nd TMS32054316 processor
FLASH module, the first TMS32054316 processor and the 2nd TMS32054316 processor are commonly connected to memory module,
Mobile device is connected to switching switch module by analog video input module and A/D module, and Digital Video Input Modules pass through
USB interface is also connected to switching switch module, and the output end of the switching switch module passes through image data buffer SRAM module
It is connected to the first TMS32054316 processor, PC machine is connected to the first TMS32054316 processor by serial communication module,
The first TMS32054316 processor is connected to output pattern dual port RAM module and CPLD time-sequence control module by parallel port,
It is connected between the output pattern dual port RAM module and CPLD time-sequence control module by RS485 communication bus, the output figure
The output end of shape dual port RAM module is connected with output buffer module, and the output buffer module passes through analog video input module
Display apparatus module is connected to A/D module.
2. a kind of LED display image processing apparatus according to claim 1, it is characterised in that: the switching switching molding
Block uses the LM22677 chip of high integration, and the DC-DC power source translation circuit of Width funtion input exports electric current 5A, output voltage
5~42V.
3. a kind of LED display image processing apparatus according to claim 1, it is characterised in that: the CPLD timing control
Molding block distributes driving chip AD9528 using 14 channel high-frequency clocks.
4. a kind of LED display image processing apparatus according to claim 1, it is characterised in that: the analog video is defeated
Enter module and A/D module is correspondingly arranged in analog video input module and A/D module, the display apparatus module is adopted for light-emitting diode display
With for KingbrightDC-10EWA.
5. a kind of LED display image processing method according to any one of claims 1-4, it is characterised in that: specific
Include the following steps:
S1: mobile device is connected to switching switch module by analog video input module and A/D module, and digital video inputs mould
Block is also connected to switching switch module by USB interface, and image data enters image data buffer SRAM module after treatment；
S2: the image algorithm that image data passes through the first TMS32054316 processor again forms new image data；
S3: new image data enters output buffer module by output pattern dual port RAM module, at the 2nd TMS32054316
It manages device and output pattern dual port RAM module is connected to by CPLD time-sequence control module；
S4: the output end of output pattern dual port RAM module is connected to output buffer module, and output buffer module passes through analog video
Input module and A/D module are connected to display apparatus module, export corresponding electric current using constant-current type LED driver, and then make to show
Device module shows different brightness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811068151.5A CN109036263A (en) | 2018-09-13 | 2018-09-13 | LED display image processing apparatus and its processing method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811068151.5A CN109036263A (en) | 2018-09-13 | 2018-09-13 | LED display image processing apparatus and its processing method |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2549543Y (en) * | 2002-07-04 | 2003-05-07 | 深圳市哈工大交通电子技术有限公司 | Video image real-time processor |
| WO2007046320A1 (en) * | 2005-10-18 | 2007-04-26 | Sharp Kabushiki Kaisha | Liquid crystal display |
| CN101675376A (en) * | 2007-04-30 | 2010-03-17 | 惠普开发有限公司 | Be used to adjust the method and system of backlight illumination |
| CN201984784U (en) * | 2011-03-17 | 2011-09-21 | 生茂光电科技股份有限公司 | LED (light-emitting diode) image-text screen control card circuit |
| CN202679478U (en) * | 2012-05-25 | 2013-01-16 | 湖南工程学院 | Digital image acquisition and processing platform |
| CN103295526A (en) * | 2013-06-09 | 2013-09-11 | 南车株洲电力机车研究所有限公司 | Light emitting diode (LED) display control system and method thereof |
| CN103903568A (en) * | 2014-04-24 | 2014-07-02 | 西安诺瓦电子科技有限公司 | Led display screen control card |
| CN106373516A (en) * | 2016-10-31 | 2017-02-01 | 北京集创北方科技股份有限公司 | Led display device and driving method thereof |
| CN107465892A (en) * | 2017-07-13 | 2017-12-12 | 湖南中南楷思科技发展有限公司 | Digital signal processing image identifying system and recognition methods |
| CN108200357A (en) * | 2018-03-01 | 2018-06-22 | 成都优诺美企业管理咨询有限公司 | Video signal processing system based on multiple DSP processors |
-
2018
- 2018-09-13 CN CN201811068151.5A patent/CN109036263A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2549543Y (en) * | 2002-07-04 | 2003-05-07 | 深圳市哈工大交通电子技术有限公司 | Video image real-time processor |
| WO2007046320A1 (en) * | 2005-10-18 | 2007-04-26 | Sharp Kabushiki Kaisha | Liquid crystal display |
| CN101675376A (en) * | 2007-04-30 | 2010-03-17 | 惠普开发有限公司 | Be used to adjust the method and system of backlight illumination |
| CN201984784U (en) * | 2011-03-17 | 2011-09-21 | 生茂光电科技股份有限公司 | LED (light-emitting diode) image-text screen control card circuit |
| CN202679478U (en) * | 2012-05-25 | 2013-01-16 | 湖南工程学院 | Digital image acquisition and processing platform |
| CN103295526A (en) * | 2013-06-09 | 2013-09-11 | 南车株洲电力机车研究所有限公司 | Light emitting diode (LED) display control system and method thereof |
| CN103903568A (en) * | 2014-04-24 | 2014-07-02 | 西安诺瓦电子科技有限公司 | Led display screen control card |
| CN106373516A (en) * | 2016-10-31 | 2017-02-01 | 北京集创北方科技股份有限公司 | Led display device and driving method thereof |
| CN107465892A (en) * | 2017-07-13 | 2017-12-12 | 湖南中南楷思科技发展有限公司 | Digital signal processing image identifying system and recognition methods |
| CN108200357A (en) * | 2018-03-01 | 2018-06-22 | 成都优诺美企业管理咨询有限公司 | Video signal processing system based on multiple DSP processors |
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Application publication date: 20181218 |