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Updated news about large led video wall displays from indoor stage rental displays to small pixel pitch high definition led display walls. Stay in tune!

Order is the biggest problem faced by LED display manufacturers

To tatou LED display screen manufacturers are also one of them. Although LED display enterprises are basically back to work, but the resumption of work does not mean the resumption of production. Many colleagues in the industry are complaining: starting work now is basically continuing the unfinished orders last year, and there are no new orders at all. And the order is the biggest problem that led display manufacturers are facing.

Tae noa ki tenei wa, novel coronavirus pneumonia affects more than 100 countries and regions worldwide, with a total number of confirmed cases approaching 200 thousand. The director general of WHO said that since the new crown virus has been fermented in many countries, “a global epidemic threat has become a reality.In this trend, the overseas market of LED display also faces great challenges.

Although the domestic epidemic situation has been basically controlled, most provinces except Hubei have no new confirmed cases for many consecutive days. Heoi ano, due to the impact of the epidemic, the LED display application market has been seriously frustrated, and it will take time to recover.

If the market does not recover, LED display manufacturers will not have orders. This is determined by the engineering properties of LED display, as well ascustomization”. After all, the LED display screen is mainly aimed at the professional market. Unlike mobile phones, televisions and other household appliances, it is aimed at the mass consumer market. The production is completely standardized, so it is not necessary to completely follow the orders. No reira, we rarely hear of any mobile phone or television manufacturers lack of orders, but the general lack of orders has become a true portrayal of the current LED display industry.

No reira, without orders, how to maintain and how long can cash flow support? This is undoubtedly a test faced by most display enterprises, especially small and medium-sized enterprises. I tenei wa, in order to order, many business personnel of display enterprises can be described as painstaking, using all available platforms to carry out business. Some enterprises even mobilize all the staff to develop customers together. But the effect is how, such as people drinking water, cold and warm know.

The epidemic situation let us see the tenacity of China’s LED display enterprises, but also found their own shortcomings. During this period, many enterprises reflected on R & D, production and standardization, which also helped to promote industrial transformation and upgrading.

The road ahead is difficult, but there are more ways than difficulties. No matter what difficulties we are facing, we must maintain confidence.

Transparent LED display leads to bigger media advertising display market

Transparent LED display provides a new visual sense and application experience, which enables us to occupy a leading position in many LED display innovation fields through our own bright display mode, lightweight design and high-end atmospheric technology.

I tenei wa, transparent LED display screen is transparent, light and easy to install. Energy saving and environmental protection functions have attracted much attention in the market. Our city is beautifying and displaying more and more things. According to the survey, the market value of transparent marks will be about 87.2 billion US dollars in 2025. The future of transparent LED display will be accompanied by the extensive demand of commercial display market and the continuous innovation of LED transparent screen. Heoi ano, we have to face, no te mea transparent LED displays also have some difficult problems

With the development and improvement of LED display technology, the requirements of outdoor advertising media are also increasing. I tetahi atu ringa, more and more serious outdoor advertising applications, such as LED display screen, have become a negative trend of new media development Grid.

In this large environment, transparent LED display screen is everywhere, and the demand of occupying the market is increasing. Especially the application field of glass curtain wall is becoming more and more important.

Transparent LED display is in the early stage of development, but the industry is generally optimistic about the future prospects. According to relevant departments, the total area of China’s modern glass curtain wall is more than 90 million square meters. Such a huge glass curtain wall will become a huge potential market for outdoor media advertising.

Transparent LED display screen is a new display technology, the biggest characteristic is transparent, 70% ki 90% mārama, beautiful and loose display technology, which has little impact on the appearance of the original building. When using transparent LED display screen to play advertising content, the rest of the content is not luminous, only the content to be played is displayed, so as to reduce light pollution and energy consumption. It is in line with the theme of energy conservation advocated by China, and responds to the national call for energy conservation and emission reduction. So far, the advertising value of this market has not been fully developed. It is expected that its appearance will create a new blue ocean for outdoor advertising.

new products boosts the LED industry into a trillion display market

The release of new p0.62 micro led display screen and p0.62mini LED display solutions of crystal stage is of milestone significance to the whole LED display industry: p0.62 level spacing display can realize 110 inch 4K ultra high definition display, and achieve the same definition as traditional LCD display, Thanks to the advantages of high contrast, high brightness and wide color gamut, the LED industry has entered the trillion level display market from the professional display market. The release of new p0.62 micro led and p0.62mini LED display solutions of crystal stage has a milestone significance for the whole LED display industry: p0.62 level spacing display can realize 110 inch 4K ultra high definition display, and achieve the same definition as traditional LCD display, Thanks to the advantages of high contrast, high brightness and wide color gamut, the LED industry has entered the trillion level display market from the professional display market.

Mini LED P0.62 level display used in the trillion level display market will accelerate the application of Internet display terminal, promote the rapid development of new retail, and bring about the rapid popularization of home market. Heoi ano, in order to break the industrial barriers and turn the cross-border concept into reality, the pioneers of LED industry still need a number of pioneer enterprises to drive the industrial chain to be relatively mature and controllable, which is what crystal stage plays Role.

Holding high the banner of 5-year quality assurance, the high-end KS series of crystal stage opens a new era of ultra-high-quality display devices

In addition to the release of new displays, one of the major actions of crystal stage this year is to advance into the high-end display highland. KS series once appeared in the Netherlands ISE 2020 whakaaturanga, it has attracted a lot of attention. It is regarded as a new benchmark in the industry of ultra-high-quality display devices. What kind of luxury gene does it contain? To this end, crystal RGB product manager Yang Yong officially released high-end KS series for the whole industry.

When it is manufactured with ingenuity, KS series adopts top-grade raw materials, unique structural design and surface treatment process, which can improve the performance of various aspects by more than 30% for the use scenarios. Its super energy-saving and long-life performance advantages completely solve the biggest pain point of fixed installation, and it still has ultra-high stability in high heat, cold and high humidity environment.Based on a lot of excellent product quality, crystal stage officially announced in the press conference that KS series all provide super long 5-year warranty, providing the highest service for customers.In addition to the release of new products, the trend of LED display industry in 2020 has become the most concerned hot spot. While China has leapt to become the world’s highest LED production capacity base, two high-end application trends of LED display industry are emerging cinema and conference hall

LED display has the advantages of large size and seamless splicing because of its high resolution

Let’s take a look at the trend of decreasing pixel spacing in LED displays. In 5g era, if the pixel spacing of 0.9375mm is adopted, the size of 8K screen is 325 inches and the height is 4 mita (the screen of 4K is 163 inches). If the hospital or epidemic prevention center has enough space, then the LED screen of p0.9 is a better choice; if the screen height of 8K is limited to 2.7m, then the pixel spacing needs to be 0.625mm.


When 5g solves the transmission problem, the display screen of the key hardware device must also keep up with it. For better experience, telemedicine display is developing towards large screen and high definition. I tenei wa, the mainstream display equipment LCD screen, when the size is between 100 inches and 120 inches, is expensive, inconvenient to transport, and the larger size needs to be spliced. This is an extremely serious problem for the medical industry which pays great attention to rigor, accuracy and sensitivity. After years of technology accumulation and market expansion, LED display screen has not only completed the major transformation from outdoor to indoor, but also driven by the mature small spacing, 3D and touch technology, and the trend of continuous narrowing of spacing, it has a greater space of development in the field of medical display, and is expected to have high expectations.

No reira, in recent years, LED display has the advantages of large size and seamless splicing because of its high resolution, iti te kanapa me te hina teitei, HDR, response speed and other indicators, which can show all the details of medical images and help doctors improve the accuracy of diagnosis.

In particular, as the distance between LED points continues to narrow, the realization of 8K ultra-high-definition display, combined with 5g ultra-high-speed transmission, will have a revolutionary impact on telemedicine.

Let’s take a look at the trend of decreasing pixel spacing in LED displays. In 5g era, if the pixel spacing of 0.9375mm is adopted, the size of 8K screen is 325 inches and the height is 4 mita (the screen of 4K is 163 inches). If the hospital or epidemic prevention center has enough space, then the LED screen of p0.9 is a better choice; if the screen height of 8K is limited to 2.7m, then the pixel spacing needs to be 0.625mm.

I tenei wa, for high-definition display solutions below P1.0, as early as June 2018, National Star optoelectronics, the leader of RGB display packaging devices, simultaneously released the first mini LED device imd-m09t with integrated matrix devices integrated packaging technology in China and the United States, which effectively solved the problem of commercialization of p0.x in the industry and won the approval of the mainstream market.

For the p0.6 LED display, from the packaging point of view, the new mini LED display application imd-m05 appeared at the just concluded ISE exhibition in the Netherlands, which has made a good technical and market layout for products below p0.6 and micro LED applications.

To sum up, although LCD and other display technologies are still the mainstream of medical display, with the support of 5g and micro spacing LED display, it is expected to help telemedicine Ultra HD and accelerate the arrival of revolutionary experience. And the novel coronavirus infection is a major practical opportunity for China’s telemedicine industry. It is a great training, and will provide valuable research samples and experience for 5G and the super HD display energy medical industry in the future.

I tenei wa, novel coronavirus is the first to launch a visualization solution for LED display enterprises. It hopes to provide the epidemic prevention and control command with the fastest speed to help improve the quality and efficiency of epidemic prevention and control. This is also one of the fastest remote prevention and control guidance programs.

We remind LED display enterprises that they may seize the opportunity to research and develop the integration of LED display in telemedicine.

what are the difficulties of LED display screen industry to overcome?

conference led display

LED display industry enterprises are faced with the audit problem of returning to work. Before that, due to the impact of the epidemic, local governments have postponed the work hours to after February 9. Heoi ano, the condition for returning to work is that the enterprise should provide the application for returning to work, which can only be resumed after the examination and approval. In the application process, the relevant departments review all enterprises one by one. This audit takes a certain period of time, and most of the enterprises in the LED display industry are small and medium-sized enterprises. It will be difficult for small and medium-sized enterprises to pass the resumption audit. Fortunately, on February 17, the Shenzhen municipal government began to cancel the approval of enterprisesresumption of work verification and filing, and changed it into the enterprise filing commitment. As we all know, Shenzhen is the most perfect area of China’s LED display industry chain.

On the way back to work and production, we also see that some enterprises in Zhejiang and Fujian hire buses to pick up colleagues and return to their jobs when public transportation is inconvenient. Among them, 15 return to work buses in Dongyang, Zhejiang Province, travel all night to transport personnel from Guizhou Province to Zhejiang Province and return to work with police cars. Yiwu has opened a special train, shouting the sloganyou come to work, I’ll pay the bill.”. LED display industry is a labor-intensive enterprise, if there is a need, related enterprises can also use a similar way to receive workers to work. Tuatoru, there will be some difficulties in the life and work of LED display enterprises after returning to work. In the current epidemic situation is still tense, LED display enterprises need to provide sufficient protective equipment for employees. Such as masks, disinfectants, protective clothing, thermometers and so on, these resources are still in a relatively scarce state in the market, but with the continuous overtime work of some enterprises related to protective equipment, the market gap of relevant protective equipment will be further reduced. As one of the manufacturing industries, LED display enterprises have their own factories. It is inevitable for many people to gather in their daily meals. LED display enterprises will also manage their employees reasonably and effectively, such as separating people from each other when eating, so as to avoid personnel infection as far as possible. Ka mutu, LED display enterprises are faced with the problem of difficult to resume production.

With the further control of the epidemic situation and the further solution of various traffic problems, it is only a matter of time before the LED display enterprises return to work. After the problem of returning to work is solved, LED display enterprises are faced with an arduous task of resuming production. Affected by the epidemic, many LED display enterprises have been affected. On the order side, the orders of many enterprises will be reduced, but with the control of the epidemic situation, new orders will continue to be released. Hei tauira, the Tokyo Winter Olympic Games will be held in 2020, and the holding of the Winter Olympic Games will also release new orders for industrial enterprises. In terms of raw materials, LED display industry is an integrated industry, and the production of LED display needs the cooperation of upstream, midstream and downstream industry chains. In the face of a sudden epidemic, enterprises in the industry with raw material inventory can make timely emergency response, even enterprises without raw material inventory can coordinate effectively through the strength of industry associations.

New media trend, airport led transparent screen for high-end brand marketing

Aviation media has an audience advantage over other outdoor media advertising. In aviation media, airport LED display screen has become the most advantageous media with its unique location resources and digital technology characteristics.

1. The audience belongs to high-end social groups

The overall characteristics of airport media audience tend to young and middle-aged married group with high education background. They have high income level, strong consumption power and significant business background, and take civil aviation as the main travel mode. 67.7% of the audience said that the quality of goods was one of the main factors affecting their consumption decisions, a 59.1% of the audience would be affected by brand awareness.

2. The airport led transparent screen enhances the value feeling beyond expectation

Compared with other types of media, led transparent screen itself as a high-end, fashion technology products, easy to form a high-end media image in the minds of the audience, and has a higher psychological expected price for advertising products. Like a car, if it appears in the airport led transparent screen, the audience thinks the price of the model is 300000 yuan. If it appears in the commercial street LED screen, outdoor brand or building LCD TV, the audience’s psychological expectation price is low, mō 250000. No reira, the airport led transparent screen advertising can effectively enhance the audience’s perception and expectation of the value of goods. No reira, the airport led transparent screen has more advantages in improving the value and image of high-end durable goods and luxury brands.

3. Airport led transparent screen promotes brand value

If it is to shape and maintain the brand image, we can hold a long-term and stable advertising plan in the airport led transparent screen. For advertisers who want to quickly promote new products, they can consider putting a large number of airport led transparent screen advertisements in a short period of time. Advertisers should make full use of the more shocking visual effect of transparent LED display screen and attract more audience attention through better advertising creativity.

Outdoor LED advertising screen becomes a star for digital wall

Outdoor LED advertising screen media is the development trend of the advertising industry in the 21st century. It is a kind of indoor and outdoor advertising display equipment with audio and video functions. It is a leading high-tech product in the world. This kind of equipment has a novel and unique appearance, and its area can be adjusted at will. It can not only play audio and video advertising programs, but also can install fixed light box advertising space on all sides. Now local governments encourage the use of outdoor LED screens, and gradually cancel the approval of canvas advertising and light box advertising.

With the gradual expansion of the application field of LED display screen, the present presentation forms of LED display screen are gradually enriched and diversified. Many local tyrants use outdoor LED advertising screen to express their feelings, celebrate their birthday, and publish some blessings. This form is gradually accepted by people. Due to the high cost of outdoor LED advertising screen advertising, it is difficult for ordinary people to pay for it. No reira, this other way of celebration has gradually become unique to local tyrants To be able to attract a large number of citizens and netizens in a very short period of time.

For some fans who are crazy about following the stars, this method has attracted their attention. Many local fans will contract many outdoor LED advertising screens on the birthdays and concerts of some stars. Next, let’s take a look at what kind of contracts have been invested in this year.

In May this year, a news spread on the Internet that Lu Han went to Hefei to record the programI’m going to school”. Fans who love him have done something unimaginable, that is, they spend a lot of money to buy led advertisements to express their love to Lu Han. The outdoor LED advertising screen is almost full of the whole building. The wordsLu Han, I love youare clearly displayed on it, which is very eye-catching. Soon the news spread quickly on the Internet, causing numerous netizens to pay attention to comments. “Netizens are really rich, and I just don’t want to be rich.

LED advertising screen

I tua atu, on Zhang Yixing’s birthday, Zhang Yixing’s fans all over the country contracted LED large screens to offer their blessings to Yixing. The local tyrant fans can’t help but be astonished!

In fact, there are not a few cases of using LED display screen to promote the blessing of stars in recent years, but what I have to admire is that the fans are really local tyrants!

LED display screen is popular in the field of outdoor advertising, many businesses and enterprises use the super large outdoor LED advertising screen to carry out a variety of publicity. Especially in the commercial streets, squares and representative buildings in some well-known cities, the amount of advertising investment of LED display screen is amazing, and the corresponding advertising cost is also a huge sum of money, but for some advertising investors, this is indeed an excellent opportunity for publicity.

Amazing performance of our LED video wall display!

led screen show



LED video wall display
This is a gorgeous performance of LED display screen in large international sports events. Once it comes out, it will create a classic! Since then, it has made the world recognize the LED display screen again, and has laid the foundation for the rapid development of the LED display screen. China’s LED display screen has sprung up like bamboo shoots and is marching towards the world.
This is the LED screenvariationshape, LED display to the world another face, let people can’t help but wonder: LED display can be “mārama”! Since then, people have paid more attention to the LED transparent screen, which has become theStarproduct of the industry.
LED display screen can be transformed into a surprise? In fact, the LED display screen can be spliced at will, so that it can play an endless imagination in the creative field. It is the only display product that interpretsnothing can’t be done, only can’t be imagined”. In this regard, neither LCD nor DLP can catch up with it! LED display screen can not only become a tiger, but also becomediamond”, “clock”, “coke can”, “time tunnel”, etc. in a sense, it is not only a display product, but also a work of art value
Born in the hands of Chinese enterprises, te “small spaceLED display has brought LED display into the era of indoor high-definition, and plays an increasingly important role in the command center and security monitoring field. In this application field of large screen splicing, no one can achieve “korekore” splicing of DLP and LCD display products, only led display can perform perfectly! Nowadays, with the continuous development of technology and technology, small spacing in the 4k8k high-definition display era, small spacing has become the mainstay of industry growth
I tenei ra, our LED display has penetrated into all fields of life, and the application fields are still expanding, and the application scenarios are also increasing. In the future, with the rise of LED display in 5g era and the rapid development of IOT, what will be the performance of LED display? Let’s wait and see!

 


Discussion on the heat dissipation solution of LED full color display

near 40 degrees high temperature, is the LED full-color display still working normally?” we have to sigh how important it is to make a good heat dissipation solution for the customer’s LED display screen! Here, we recommend wall mounted and column mounted cooling solutions.

First, the explanation of common heat dissipation methods

1. Air hydrodynamics, using the shape of lamp shell to produce convection air, is the lowest cost way to strengthen heat dissipation.

2. Thermal conductive plastic shell, which is filled with thermal conductive materials during injection molding, increases the thermal conductivity and heat dissipation capacity of the plastic shell.

3. Aluminum fin, which is the most common way of heat dissipation, is used as a part of the shell to increase the heat dissipation area. [large electronic display screen]

4. The surface radiation heat treatment, the lamp shell surface to do radiation heat treatment, the simple is to paint radiation heat dissipation paint, can take the heat away from the lamp shell surface by radiation.

2. Wall mounted and column mounted cooling solutions

If the installation method of LED display screen is column, it is better to use fan for heat dissipation. The fan is installed on the aluminum plastic plate on the back of the large screen, and it is better to lean upward to make the form of louver, so that the rain water will not enter the display screen when it rains. If it is a double column, a few blinds should be opened in the middle of the double column. The Baiye window is the air inlet, and the fan above is the exhaust port. In this way, complete air convection is formed and the heat dissipation effect is better.

2. [vehicle LED display] if the installation position of LED display is close to the wall, it depends on how much the LED display can protrude. If it can protrude one meter from the wall, it is recommended to select the fan according to the area, and the fan installation position should be arranged above the side of the screen. If the LED display screen purchased by the customer is p16 outdoor full-color LED screen with an area of 80 mita tapawha, six axial-flow fans with a diameter of about 600 mm should be selected. Special attention should be paid to ensure that the fan is pumped out and equipped with protective net, so as to prevent the technicians repairing the display screen from sucking in clothes and causing personal injury. I tua atu, the air outlet of the fan on the outside aluminum plastic plate should be installed with aluminum alloy blinds, which can achieve the waterproof effect.

The full-color LED display screen hanging on the wall can also be installed with air conditioner. It is necessary to ensure that the host of the air conditioner is placed in a position, which does not affect the overall appearance of the wall. The selection of air conditioning is required. Ko te tikanga, 1.5p, 2p and 3P air conditioners are used most, and the air conditioning calculation of 12 square 1p air conditioning in northern cities and 9 square 1p air conditioning calculation in southern cities are adopted. If the area of LED outdoor display screen is relatively large, the air conditioner will be directly customized by the manufacturer. If the area is not large, you should go to the exclusive store to buy it. Heoi ano, the display panel cooling air conditioner has the function of calling compensation. [price of LED electronic display screen]

Analysis of the driving mode of LED full color screen

Different applications determine the different driving modes of LED display screen. In a certain display area, the ratio of the number of lines lit at the same time to the number of lines in the whole area is called scanning mode; indoor single and double color scanning is generally 1 / 16 matawai, indoor full-color scanning is generally 1 / 8 matawai, outdoor single and double-color scanning is generally 1 / 4 matawai, outdoor full-color scanning is generally static scanning.

I tenei wa, there are two driving method of LED display screen in the market: static scanning and dynamic scanning. Static scanning can be divided into static real pixel and static virtual, and dynamic scanning can also be divided into dynamic real image and dynamic virtual image; the drivers are generally hc595 made in China, mbi5026 in Taiwan, and TB62726 in Toshiba of Japan. Ko te tikanga, there are & nbsp; 1 / 2 & nbsp; matawai, 1 / 4 matawai, 1 / 8 scanning and 1 / 16 matawai.

Hei tauira: a commonly used full-color module pixel is & nbsp; 16 * 8 & nbsp; (2R1G1B); if the mbi5026 & nbsp; driver is used, the module uses:

16 * 8 * (2 + 1 + 1) = 512 & nbsp; and mbi5026 ; 16 bit chip, 512 / 16 = 32

If 32 mbi5026 chips are used, it is static virtual

If 16 mbi5026 chips are used, it is dynamic 1 / 2 scan virtual

(3) if 8 mbi5026 chips are used, it is a dynamic 1 / 4 scan virtual LED display screen

If two red lights on the board are connected in series

(4) me 24 mbi5026 chips, it is a static real pixel

(5) me 12 mbi5026 chips, it is a dynamic 1 / 2 scan real pixel

Me 6 mbi5026 chips, it is a dynamic quarter scan real pixel

In the LED display screen, the scanning modes are 1 / 16, 1 / 8, 1 / 4 a 1 / 2 pateko. How to distinguish? One of the simplest ways is to count the number of LEDs in the unit board and the number of 74HC595.

How to calculate: the number of LEDs divided by the number of 74HC595 and then divided by 8 = a fraction of the scan

Real pixel and virtual pixel are corresponding: in simple words, real pixel screen refers to the red, green and blue light emitting tubes that constitute the display screen, and each of them only participates in the imaging of one pixel in order to obtain enough brightness.

The virtual pixel uses software algorithm to control the light emitting tube of each color, and finally participates in the imaging of multiple adjacent pixels, so that the larger resolution can be achieved with fewer lamps and the display resolution can be increased by four times. [large electronic display screen]

select LED display screens according to the distance?

The dot spacing is one of the important technical parameters of LED full-color display. What is the dot spacing? How to select the LED full-color display according to the point spacing? This is the question of many friends, and the following are the answers of technical engineers

What is point spacing?

The distance between two pixels reflects the pixel density, which is the physical attribute of the display screen; the information capacity is the unit of information carrying capacity displayed at one time of pixel density per unit area. The smaller the distance between points, the higher the pixel density, the more information capacity per unit area can be displayed at one time, and the closer the suitable viewing distance is. The larger the distance between points, the lower the pixel density, the less information capacity per unit area, and the farther the distance suitable for viewing.

How to select dot spacing of P3 LED full color display mata?

The selection of dot spacing of LED full-color display screen is related to two factors: [mata whakaatu LED]

First, the sight distance of LED full-color display screen

The position of the display screen and the distance people usually stand at is only an important factor to determine the distance between points when selecting led full-color display screen.

Ko te tikanga, there is a formula for the best visual distance = point spacing / (0.3 ~ 0.8), which is a rough range.

Hei tauira, for a display screen with a dot spacing of 16mm, the best visual distance is 20-54m. If the distance between the stations is closer than the minimum distance, the pixels on the display screen can be distinguished. If you stand far away, the human eye will not be able to distinguish the detailed features. (we aim at normal vision, excluding myopia and hyperopia). In fact, this is also a rough figure.

For outdoor LED full-color displays, P10 or p12 are generally used for the short distance, and p16 or P20 are used for the farther ones. For indoor display screens, P4 ~ P6 are generally available, and p7.62 or P10 are used for remote led full-color displays.

Second, the total number of pixels in LED full-color display.

For video, the basic format is VCD, whakatau 352 * 288, DVD format 768 * 576. No reira, for the video screen, we suggest that the minimum resolution should not be less than 352 * 288, so that the display effect is good enough. If it is lower, it can be displayed, but not better.

Heoi ano, for the single and double primary color LED full-color display screen which mainly displays text and pictures, the resolution requirement is not high. According to the actual size, the minimum display of 9 font size can be determined according to your text amount.

No reira, the smaller the dot spacing, the higher the resolution and the clearer the display. Heoi ano, we should also consider the cost and demand, application scope and other factors.

analysis of the driving mode of LED display screen

Different applications of LED display determine the different driving modes of LED display screen. In a certain display area, the ratio of the number of lines lit at the same time to the number of lines in the whole area is called scanning mode; indoor single and double color scanning is generally 1 / 16, and indoor full-color is generally 1 / 8; Matawai, outdoor single and double color is generally 1 / 4 matawai, outdoor full-color is generally static scanning.

I tenei wa, there are two driving modes of LED display in the market: static scanning and dynamic scanning. Static scanning can be divided into static real pixel and static virtual scanning, and dynamic scanning can also be divided into dynamic real image and dynamic virtual device. The driving devices are generally hc595 made in China, mbi5026 in Taiwan, and TB62726 in Toshiba of Japan, which generally have & nbsp; 1 / 2 & nbsp; respectively; Matawai, 1 / 4 matawai, 1 / 8 matawai, 1 / 16 matawai.

Hei tauira: a commonly used full-color module pixel is & nbsp; 16 * 8 & nbsp; (2R1G1B); if the mbi5026 & nbsp; driver is used, the module uses:

16 * 8 * (2 + 1 + 1) = 512 & nbsp; and mbi5026 & nbsp; is & nbsp; 16 bit chip, 512 / 16 = 32

If 32 mbi5026 chips are used, it is static virtual [LED full color screen]

If 16 mbi5026 chips are used, it is dynamic 1 / 2 scan virtual

(3) if 8 mbi5026 chips are used, it is dynamic & nbsp; 1 / 4 scan virtual

If two red lights on the board are connected in series

(4) me 24 mbi5026 chips, it is a static real pixel

(5) me 12 mbi5026 chips, it is a dynamic 1 / 2 scan real pixel

Me 6 mbi5026 chips, it is a dynamic quarter scan pixel [large electronic display screen]

On the LED screen, the scanning modes are 1 / 16, 1 / 8, 1 / 4 a 1 / 2 pateko. How to distinguish? One of the simplest ways is to count the number of LEDs in the unit board and the number of 74HC595.

How to calculate: the number of LEDs divided by the number of 74HC595 and then divided by 8 = a fraction of the scan

Real pixel and virtual pixel are corresponding: in simple words, the real pixel screen is the red, green and blue light emitting tubes that constitute the display screen, and each of the three LEDs only participates in the imaging of one pixel to obtain enough brightness.

The virtual pixel uses software algorithm to control the light emitting tube of each color, and finally participates in the imaging of multiple adjacent pixels, so that the larger resolution can be achieved with fewer lamps and the display resolution can be increased by four times. [manufacturer of LED electronic display screen]

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