In 2014, the representative engineering projects of LED small-pitch display screens are as follows:
Typical cases of LED small-pitch displays in radio and television studios
The radio and television industry has very strict requirements for large-screen systems. It has put forward more stringent requirements than other application markets in terms of system stability, grayscale performance under low light, color temperature accuracy, high refresh rate, and color reproduction. In 2013, LED small spacing has been used in a small amount in the field of radio and television. For example, Leyard's project in the news studio of the foreign language channel of the new CCTV station is mainly P2.5. In 2014, with the further evolution of technology, LED small-pitch products below P2 have a small number of applications in the broadcast and television field. Representative cases of LED small spacing in the field of broadcasting and television include:
Leyard Zhejiang Satellite TV Project (P2.5)
Zhejiang Satellite TV’s 100-square-meter all-media interactive studio project was officially launched in July 2014. Leyard’s 27.6-square-meter TV2.5 special-shaped high-definition LED small spacing created the industry’s first all-LED background news studio for Zhejiang Satellite TV. Leyard's L-shaped P2.5 full-color LED special-shaped splicing dynamic new background screen, its fine point spacing converges into a perfect picture, which greatly improves the program picture effect and expressiveness. It makes full use of the corner space of the studio. The P2.5 fine pitch realizes seamless display of the screen, presenting a rounded picture transition without corners.
Unilumin Technology Yinchuan TV Project (P1.9)
Unilumin Technology installed a P1.9 small-pitch display screen with an area of 10.14 square meters in the studio of Yinchuan Radio and Television Station. This project is another classic case of Unilumin Technology in the field of radio and television, following the London Olympics live broadcast room project, the Swedish National Television project and the Belgian National Television studio project. The Unilumin UTV1.9 used in the studio of Yinchuan Radio and Television Station this time adopts an internal arc structure. After installation, it can meet the unique needs of multiple cameras in the television studio for all-round shooting without blind spots. The original cabinet structure achieves seamless splicing, ensuring that the display screen is clear and natural. The high refresh rate ensures that even under high-speed camera shooting, the large screen can still respond in time, and the screen transitions and transitions are smoother and smoother, and the display is flawless.
Decai Optoelectronics French International Television Project (P2.5)
France International Television uses LED small-pitch display screens as the broadcast background, presenting exquisite and delicate picture quality. This project uses the Decai Optoelectronics high-definition small-pitch LED display P2.5 (S-251) model product, with a pixel pitch of 2.5mm. This product adopts broadcast-level grayscale processing to achieve truly seamless splicing technology. Compared with traditional large screens, this product has a small single box size, which can meet the requirements of strict curvature and size. Installation and maintenance are faster and maintenance costs are lower.
Typical cases of video conferencing LED small spacing
Conference rooms, especially some large video conference rooms, are not only responsible for internal functions such as conference holding and personnel training, but also involve external image projects. Customers in this market are not sensitive to price and are more concerned about application effects. For LED display companies, video conferencing does not involve the processing of multiple signals and complex signals, and the seamless high-definition characteristics of LED small spacing can easily meet customer needs. Therefore, in the field of video conferencing, LED small spacing is a good substitute for front projection and LCD and DLP projection splicing walls. It is the easiest indoor display market for small spacing to penetrate.
Unilumin Technology Nanjing Military Region Joint Logistics Department Conference Room (P2.5/P1.8)
In February 2014, Unilumin subsidiary Lamp Technology installed a small-pitch display system costing 20 million yuan at the Nanjing Military Region Joint Logistics Department. The main display equipment of the conference room in the entire building of this project uses LAMP high-definition LED small-pitch LEDs matched with Christie's distributed image management system from the United States, including nearly 150 square meters of high-definition small-pitch PH2.5 and nearly 80 square meters of high-definition small-pitch PH1.8.
Leyard Xiangshan Forum (P1.9)
From November 20th to 22nd, the Xiangshan Forum, the highest-level and largest international event in history, organized by the Chinese Society of Military Science, opened in Beijing. As the supplier of LED display products for the 5th Xiangshan Forum, Leyard provided the military-grade TV1P1.9 small-pitch ultra-4K high-definition LED display large screen (5200 pixels horizontally, 2020 pixels vertically) for the Xiangshan Forum conference hall and banquet hall. The product adopts dual power supply redundancy design, dual-loop cross-backup, and has the advantages of low brightness, high grayscale, and high refresh frequency. The ultra-wide viewing angle is highly suitable for the conference venue environment, achieving a visual effect that can be clearly viewed from all angles of the venue. In addition, in the media center of this Xiangshan Forum, Leyard's 144-inch large-size LED main light-emitting TV also served as the main conference information display platform, providing high-definition and high-quality information display services for many news media participating in the conference.
Absen Summer Davos Forum (P2.5)
On September 10-12, 2014, the 2014 World Economic Forum New Champions Annual Meeting and the 8th Summer Davos Forum kicked off in Tianjin, China. The main screen and secondary screen of the conference venue in Tianjin Meijiang Convention and Exhibition Center are Absen A2, small-pitch LED displays with a pixel pitch of 2.5mm.
Lianjian Optoelectronics Wanchun Government of Wenjiang District, Chengdu (P2.5)
Lianjian Optoelectronics built a V·Me small-pitch LED display for the government conference room of Wanchun Town, Wenjiang District, Chengdu. It is a multi-functional video wall that integrates image display, video conferencing, command and monitoring. This project uses Lianjian Optoelectronics' VM2.5 specification small-pitch LED display with an area of about 7.135 square meters. It is embedded in the front wall of the conference room. The entire screen is flat, uniform and seamless, allowing for grain-free viewing at a distance of 3m, and the display effect is clear and delicate.
Typical cases of command and control LED small spacing
In the field of control rooms, existing display technologies have various problems. There are seams between LCD and PDP, which is not conducive to the refined display of digital and graphic signals; DLP wall occupancy is large, color saturation is not high, maintenance costs are high, and there is noise. The emergence of LED small spacing brings new choices to control room users. After paving the way in 2013, many control room customers have chosen LED small-pitch products this year. It is believed that as the display accuracy is further improved, LED small-pitch products will be more used in high-resolution maps or engineering drawings.
Liad Tai'an Traffic Police Detachment Command Center (P1.9)
In December, the high-definition LED display large screen project of the Tai'an Traffic Police Detachment Command Center constructed by Leyard was officially put into use. The 280-square-meter hall uses Leyard TV1S9 large-scale LED display as the main traffic monitoring platform. According to functional divisions, 21 seats are also set up. The on-duty personnel will monitor the monitoring screen in real time 24 hours a day. The main screen of Leyard TV1S9 is 9.2 meters wide and 3.9 meters high. The image is so accurate that the face and movement monitoring in the car can be clearly seen from one kilometer away, ensuring the timeliness and accuracy of traffic monitoring information collection work.
Weichuang shares Baofeng Energy Control Room (P2.48)
In November, the LED small-pitch display system built by Witron for the control room of Baofeng Energy Center is composed of 75 columns and 8 rows of P2.48 LED screens. It contains a total of 600 display units and is about 35.7 meters wide and 3.81 meters high. The total area is about 136 square meters. It is currently the largest indoor small-pitch LED screen in Asia. It is understood that the Baofeng Energy Project is currently the largest project in which a small-pitch LED display system has been introduced into the central control room.
Shanghai Sansi Xichang Satellite Launch Center (P1.6)
In October, during the early stage of launching the third-phase re-entry and return flight tester of the lunar exploration project, the Xichang Satellite Launch Center renovated the command display and video signal monitoring equipment in the command and control hall, using LED small-pitch displays produced by Shanghai Sansi. The screen point spacing is 1.6mm, composed of more than 400 boxes, with a display area of 75 square meters. In particular, the software and hardware involved in the entire playback, monitoring and display system of this ultra-high pixel LED display are all independently developed by Shanghai Sansi.
Typical cases of small-pitch LED screens for security monitoring
In applications in control rooms such as public security and smart cities, small-pitch LED screens are expected to become the technology of choice for central main screens. In the field of indoor surveillance, most industries have both high-resolution vector graphics display requirements and multi-channel video surveillance image display requirements. A combination mode of LED screen in the middle and LCD splicing on both sides is used to achieve a good display effect.
Unilumin Technology Yunnan Forest Public Security Monitoring and Command Center (P1.6)
Yunnan Forest Public Security Monitoring and Command Center uses Unilumin UTV1.6 small-pitch LED display as display equipment. It is one of the few cases of P1.6 LED small-pitch display in 2014. Unilumin UTV1.6 has a faster response speed and wider color gamut space than ordinary displays. It has the unique advantages of "three highs and three lows" (high refresh, high grayscale, high brightness utilization, no residual images, low power consumption, and low EMI). When displaying various graphics, text, and video information in perfect high definition, it can provide command and decision-makers with the resolution requirements for intuitive and efficient live display.
Leyard Beijing APEC Conference Security Monitoring Project (P1.6/P1.9)
Beijing Municipal Public Security Bureau APEC Yanqi Lake International Conference Joint Logistics Command P1.9
Beijing Municipal Public Security Bureau APEC Headquarters Headquarters P1.6
During the APEC2014 meeting, Leyard provided 5 security screens for the Beijing Municipal Public Security Bureau APEC Yanqi Lake International Conference Joint Logistics Headquarters (TV1.9), the Beijing Municipal Public Security Bureau APEC Headquarters Headquarters (TV1.6), Guodian Electric Power (TV1.6), the Beijing Armed Police Corps Frontline Command (TV4), and the APEC National Convention Center Exhibition Center (110-inch LEDTV). The APEC-related safety monitoring display provided by Leyard carries out multi-window real-life monitoring, which not only ensures the high safety of the relevant venue environment, but also simultaneously broadcasts the live broadcast of relevant meetings, effectively and efficiently providing reliable guarantee for all APEC work.
Typical cases of small-pitch LEDs in the high-end civilian field
Limited by the technology and cost of LCD TVs, there is currently a lack of high-end home TVs with large screens above 110 inches, and projection technology cannot meet the viewing effect requirements of high-end users. Therefore, in the future, small-pitch LED display technology is expected to be used in high-end clubs and private home theaters as an entry point to gradually enter the civilian market. In addition, the rise of smart homes will also become an important driver for LED small-pitch TVs to enter the civilian market.
Leyard One Skyyang Canal (P1.9)
One Skyyang Canal is located in the south of the east end of Chang'an Street, 2 kilometers away from the core area of Guomao CBD. It is positioned as a "high-end headquarters hall for business leaders". In terms of audio-visual equipment, the owner of Tianyang Canal No. 1 chose Leyard's small-pitch LED display to build a home theater with high-end configuration. It is understood that the 19.8m2 large indoor display wall of this project uses Leyard's P1.923mm small-pitch LED display product, which is also a representative case of small-pitch LED entering the high-end civilian market.
From the above cases, it can be found that in 2014, small-pitch LED screens have blossomed in various indoor display application fields, and 1.9 or even 1.6-based 2.5 products have become the mainstream models of small-pitch LED screens. In 2015, as the pitch further decreases, LED small-pitch substitution of DLP, projection fusion and other display technologies will further expand, setting more benchmark projects in indoor display.
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