LEDinside: LED Quarter Offer Steady

Global market research firm TrendForce's Green Energy Division LEDinside noted

LED lighting

that in the gradual path back to a healthy level inventory adjustment the holiday stocking with China under the influence of heat, the first quarter decline Quote LED lighting range between 5 to 9 percent; backlit LED Quote decline of approximately 3-7% range falls, the price compared to last season, it is steady decline in the first quarter of quotes.

Power LED Lighting Market Is Still The Mainstream, COB Market Attention Gradually Being

Observed lighting applications, LEDinside noted, LED prices in the second quarter is still showing a downward trend. From 2014 the focus of product development point of view, the power of the 5630 in 2014 and will continue to play the role of various manufacturers accent lighting products. 1W up and down between 3030 and gradually become the mainstream market, Korean manufacturers including Seoul Semiconductor and LGIT is also produced in the first quarter to open a lot of energy. In addition, more and more manufacturers optimistic about the prospects this year COB, including CREE and Seoul Semiconductor are open to a lot of product specifications; As for the Samsung 3535 LED package assembly is optimistic about the specifications, the specifications of the products have been in the first quarter of 2014 in the backlight market volume is expected in the second quarter to the third quarter will be a large number of imported lighting market.

4K2K TV Demand Will Delay The Rate of Decline in TV Backlight Output

Perspective on the backlight applications, 4K2K TV (first quarter) quarter shipments increased 14%, LED backlight products supply 4K2K TV uses high-end edge-lit TV with the emergence of a tight situation, LEDinside estimates that in 2014 the global 4K2K Cargo penetration rose from 1% in 2013 to 8.1% in 2014 shipments of 1600 to 18 million units, due to the LED backlight TV penetration will reach 99%, and in 2014 the output value of high-definition TV backlight LED TV Under accelerated penetration of the impact of large-size LED backlight output decline is expected to slow down.

Prospects in The Second Quarter in Succession into The Chinese Domestic LED lighting,Backlighting Market

On the other hand, the concern is that Chinese LED manufacturers in recent years through market discipline, has not only a competitive advantage in the production of the past in the technology behind the case, Chinese manufacturers spared no expense to winkle international LED manufacturers technical team stationed in the production line , adjust the parameters, the current LED chips, packaging production quality Chinese manufacturers have switched dramatically. In particular, the Chinese LED manufacturers to deal directly with the ground team the advantage of China's huge domestic market to improve the domestic LED lighting product acceptance, with only high-end lighting products for export to Europe and America continue using patented LED products, in addition, the panel tariff may increase also threatens to affect the dynamic TV backlight supply chain, in order to maintain cost competitiveness, Chinese TV brands are accelerated to enhance China-made LED use ratio.

Small Pitch LED Screen into The Studio Darling

LED screen

OFweek semiconductor lighting Reuters March 20, 2014,the broadcasting industry, an annual event , but also the Asia-Pacific region's largest radio and television industry exhibition, 22nd China International Broadcasting Network Exhibition at CCBN 2014 in Beijing the China International Exhibition Center kicked off.The exhibition lasts three days , will bring together the latest technology at home and abroad in the field of radio and television,products and solutions,is also considered a barometer of the industry's development of the industry.Latest achievements and future trends in the development of radio and television equipment are all here showcase .

Exhibition site with sunlight and shade , beautiful to describe very appropriate . With the application of large-screen display system,many exhibitors have booths to large-size display as the main exhibition,becoming the show's most eye-catching highlights.

Large screen display systems used in the broadcasting industry for many years , and with the push 4K, ultra- clear display technology, the radio and television industry more pressing needs a large screen , high-definition display for this large screen display industry, needless doubt is a good opportunity for development.

It is well known for broadcasting system equipment requirements are very stringent , quality or reliability, either , both have strict standards higher than other industries . In response to this trend , large-screen display manufacturers also display its products continue to make updates and adjustments to meet the new demands put forward by the broadcasting industry .

DLP mosaic picture of its superior results and is widely used radio and television industries. This exhibition, to Granville represented large screen companies are demonstrating the DLP display wall system applications in the broadcasting industry . The display of 190 inches Vtron 4K DLP Ultra HD studio backdrop system caters to the mainstream trend 4K display with ultra-high resolution of 4200 × 2100 ,LED light,and color with full life-cycle management capabilities , to meet 4K ultra HD broadcasting field demand , energy saving , long life for use , has been adopted by many domestic and foreign television stations.

Higher maintenance costs for the life and problems , Universal Blue Bo launched the " crossing " series DLP with screen up to 60,000 hours before its decay to 80% , and support network output and 4K, HD output, able to meet strict broadcasting and surveillance industry harsh demands.

In the field of LED screen , because the traditional LED screen spacing is large, the quality is not enough detail , so often are not included in the shopping list of radio and television industry. However in recent years , with the introduction of small pitch LED screen , LED screen in the broadcasting industry, more and more applications . To Liard LED manufacturers represented at this CCBN LED screen used to demonstrate the possibilities and advantages of the broadcasting industry .

No patchwork LED screen , make the picture more perfect ; lower power consumption , less heat , energy saving ; its good consistency , to ensure no difference in the screen display ; small box scale , constitutes a smooth background screen for easy styling ; color gamut coverage than other display products ; advantages have better reflective properties of the weak , and to run high reliability, low operation and maintenance costs of the latter , so more and more popular broadcasting systems have gradually entered the studio , guidance and control room for quality demanding applications.

In addition, the industry as a dark horse big screen , small pitch LED is becoming the darling of the studio . Liard launched a 1.6m pitch LED screen with ultra- slim features clear , assembly flexibility to achieve a truly seamless splicing technology , high brightness and adaptively adjusted according to ambient light , to achieve high-quality imaging and weather most good perception to experience , high-efficiency PFC power supply easy energy saving, low carbon and environmental protection.

The rapid changes in the broadcasting industry , requiring large-screen display system proposed is also rising. For the large-screen display industry is a challenge , but also opportunity.

Broaden The Channels of LED Heat Sink

LED heat sink

PCCooler 2003 PC radiator started the development, production , the production of PC radiators in the industry enjoyed a high reputation in the domestic radiator industry has been among the top three companies in 2010 began to enter the field of LED lighting, cooling , cooling technology will extends to LED lighting. "In the field of heat , many techniques are common , equipment and technology are the same, so we transferred to LED lighting field and did not encounter too many difficulties ," Du overclocking three total heat transferred to the field of LED lighting understatement . LED lighting market in government funding and policy support , and has gradually started to enter the active phase , insiders predict that the next three years, its market size will be more than 40 billion , this huge market has attracted many companies have joined the LED field, for from the huge market share to have a share in the new century LED reporter asked whether overclocking three will reach further into the direction of extension of LED lighting products , the DU Jianjun , said: " overclocking three currently involved in the field of LED lighting, cooling products , limited to do cooling facilities, to provide services for LED lighting manufacturers , does not do the finished product , and do not directly related to the product for the end consumer , but will not expand into the field of LED lighting .

Speaking pressures facing businesses , DU Jianjun said that the current pressures faced by overclocking three is not too large, the market some products are relatively inexpensive , especially in the radiator downlights , ceiling and other products , intense price competition . "In the field of LED heat sinks , PCCooler with many kinds of products , large- scale enterprises, such as the advantages of thermal tools and well-equipped , apart from the competition in similar enterprises . Currently, we consider more is how the product line to do a little bit longer , create some products that others do not , we have more experience in the radiator products, the production of high wattage cooling products , which is temporarily unable to surpass other companies , mainly in our effort to consolidate their own advantage . "

This year's market comes to business planning and deployment , DU Jianjun brief said: "This year will focus on the development of overclocking three LED outdoor lighting products , the popularity and the growth rate of domestic LED lights are very fast , this year we will launch two series of LED lights products are expected during this year's Guangzhou International lighting Exhibition able to launch new products . "

It is reported that overclocking three current business focus is still in PC cooling instead of LED cooling , LED cooling smaller proportion . According to DU Jianjun introduced , along with the popularity of LED lighting , increased investment in LED overclocking three radiators hope LED products in 2014 may exceed PC cooling products sales revenue .

Heat Pipe Technology in The Invention of High-Power LED Cooling

Jianjun Du said heat pipe technology in 1963 Los Alamos National Laboratory invention heat pipe , mainly used in aerospace , military . Using the principle of heat conduction , in a closed envelope filled with working medium and the phase change medium using endothermic and exothermic heat exchange . Thermal capacity exceeds any known metal.Heat pipe technology PCCooler invention riveted fins , heat pipes using internal medium vapor , liquid phase change thermal conductivity, high density heat conduction from the LED light source to sink.Large area fins dissipate heat,quickly reduce the temperature of the light source , prolonging lamp life.


LED lights only in good thermal design, the product can be both stable luminous efficiency and quality , thereby reducing heat exhaustion and enhance the life of the product with the surrounding elements. Currently , by the limitations of current technology , LED luminous efficiency is low , most of all the energy into heat. Heat to rise in temperature will cause the LED chip flux decline , poor efficiency , accelerate the aging of the chip so that it shortened the life expectancy and other issues, the issue has become a bottleneck thermal power led lighting technology in engineering applications . Mentioned PCCooler technical improvements this year in R & D LED heat sink made ​​of Jianjun Du, said: "This year we combined a variety of products and cooling technology , the most important is that the heat pipe cooling technology is applied to the combination of CPU on the LED heat sink . " cooling technology of high-power LED products is an industry problem, heat directly affects the life of the LED products , according to DU Jianjun introduced overclocking three radiators for the production of small power LED products are mainly concentrated in areas Die-cast profiles, in terms of high-power LED cooling overclocking three invested considerable effort , such as the high-power LED products on the air-cooled fins, heat pipes and other technology used .

Inheritance And Breakthrough LED Lighting Technology : The Capture of The Fortress Heat

LED heatsink advocate

OFweek Reuters 2013 semiconductor lighting LED industry ups and downs : Production disorder , excess capacity , chaotic mass , closures , corporate price war , consumer confidence LED reduced. With the Development and Reform Commission and other six ministries jointly issued the " semiconductor lighting energy industry planning ," a number of positive industry development plan was subsequently launched , LED industry ushered in development opportunities, industry changes , businesses how to choose , in order to keep up with the development of the industry , in occupies a strong market position ?

A Heritage And Breakthrough:The Capture of The Fortress Heat

According to the reporter , in 2010 , with more than 180 self-developed patented technology thermal electromechanical domestic famous brands PCCooler Technology Co., Ltd. a strong attack LED market , LED heatsink advocate a new concept . Currently LED luminous efficiency is still low , causing the junction temperature rise, lower life expectancy. In order to reduce junction temperature in order to improve life , thermal issues are extremely critical . LED thermal design must start from the chip until the entire radiator , every step should be highly valued. Neglect any aspect of the design will cause serious thermal problems . LED street past a lot of work in the long term failure , caused by the lack of thermal design half , the other half is caused by a power failure . So the thermal design must be given adequate attention.

According to Jianjun Du introduced three products overclocking skills are passed from the traditional CPU cooling and improved over the overclocking three in the PC cooling market share has reached an industry first , LED cooling and CPU cooling principle and foundation is the same, both is needed to solve the heat of the chip export, shed ; are resolved to the chip as heat source heat problems, so overclocking three heritage PC cooling technology, innovation and invention riveting series of heat pipe cooling technology to solve difficult high-power LED cooling question ;

Jianjun Du said , with technology heritage, innovation and product development is inseparable from the strong investment focus ,2011- 2012 overclocking three companies have invested product development, by the end of 2012 , PCCooler a mining Spotlights two with a single high-power LED heatsink , Guangdong Province won the " governor Cup" product technology awards vote , but because the focus is not in the marketing business , so in 2012 the annual product sales in general . Enter 2013 , PCCooler developed LED products are recognized industry , DU Jianjun , said the first quarter of this year , three LED radiator overclocking revenues of tens of millions. Holding company is confident this year's situation , "This year, the overall trend is good, we strive to end results compared to last year have increased 5-8 times ." DU Jianjun full confidence to say .

22:30 to 7:30 LED Billboard Ban Next Morning Light

LED electronic display

Nanfang Daily (Reporter/Xilu Zhang) from May 1,22:30 to 7:30 the next morning every day to open LED outdoor advertising ban. Recently,the Guangzhou municipal government's official website released the "Guangzhou City, outdoor advertising and signs set management measures (Amendment)"(hereinafter referred to as the "Rules"), explicitly forbidden zone districts and strict control of the building may not use glass frontage and outdoor advertising signs."Measures" will take effect on May 1 this year, the formal implementation. "Measure" may not be set at the national outdoor advertising agencies, schools, residential, scenic spots and other places, but can not use the roof of the building and city bridges, overpasses and outdoor advertising signs settings.

For the different needs of different regions of outdoor advertising, "approach" by setting three different levels of regional demand for outdoor advertising to distinguish norms. Major optimization refers district, such as Beijing Road, Tianhe Road and other district; while strictly controlling area refers to the general settings section, there are business requirements but not within the scope of district; forbidden zone was located residential area.

Optimization of special planning area identified outdoor advertising in commercial buildings can take advantage of outdoor advertising and street signs glass set, but does not affect the function of the building ventilation and lighting. The ban districts and strict control zone shall not make use of the building frontage glass outdoor advertisements and signs.

For outdoor LED electronic display in the form of outdoor advertising and signs set "measures" also made its limits: prohibited in the forbidden zone and set up strict control of the region set (except public electronic information display), prohibits moving road vertical viewing angle and direction to the direction of the car settings. It is worth emphasizing that the "measures" also expressly prohibit open daily from 22:30 to 7:30 the next day LED billboards.

Outdoor advertising and signs withstand wind and sun every day, there is a considerable security risk. In this regard, the "measures" clear set of outdoor advertising and signs people for maintenance, management responsible person, require the person liable for its conduct periodic safety inspections and maintenance. Which set the expiration of 2 years, who shall set June 1 each year, providing safety inspection reports to the outdoor advertising permit approval authority, the detection failed, setting shall immediately renovation or demolition. If overdue renovation or demolition will be integrated urban management law enforcement agencies impose 20,000 yuan but not more than 50,000 yuan fine. While outdoor advertising signs or facilities collapse, fall or cause bodily or property damage, the set shall bear civil liability according to law; constitutes a crime, be held criminally responsible.

Downstream Applications Market Suddenly Heavy Volume or Writing The Rapid Development of LED Industry

From the Institute of Engineering LED industry was informed in 2013 China LED

 LED chip

industry output value reached 263.8 billion yuan , an increase of 28%. Which, LED epitaxial silicon upstream , midstream package, downstream applications output of 84 billion yuan, 47.3 billion yuan , 208.1 billion yuan , an increase of 17% , 19%, 31%.

2013 China LED MOCVD equipment manufacturing industry to maintain the total amount of 917 units from 2012 to 1017 , an increase of 11% . Affected by voluntary withdrawal of the old machine , in 2013 the actual number of units over 130 new MOCVD units . 2012 , China MOCVD capacity utilization is only about 30% , about 50% of power rate . Lighting applications in the downstream market demand pull, 2013 Chinese enterprises epitaxial silicon capacity utilization increased significantly . To this end , MOCVD capacity utilization rose to 52% operating rate rose to about 70%.

2013 LED chip price changes leveled off at the end of the price decline of less than 20 % compared with the beginning of the price , compared to last year, more than 30 % decline significantly changed Engineering LED chip prices are expected to decline in 2014 will be further narrowed . As prices fall , resulting in 2013 China LED chip production rose more than 50 %, but sales increased by only 17%.

2013 China LED application industry reached 208.1 billion yuan , an increase of 31%.

According to Engineering LED Industry Institute for Statistics , in 2013 the output value of the distribution of applications :

The proportion of the total functional LED indoor lighting , LED landscape lighting , LED outdoor lighting , LED special lighting , four LED lighting applications accounted for 69% of the product is better than weighing .

2013 interior functional lighting show hot growth , the market value of the largest application areas , but also the fastest growing application areas . Indoor functional lighting applications for the first time over the landscape lighting, LED become the largest application areas . 2013 interior functional lighting production value of 62.6 billion yuan , an increase of 86.65% , the proportion of output accounted for applications up to 30 %.

LED Engineering believes that by 2014, global LED sapphire substrate prices stabilize , PSS substrate domestic rate will rise to over 50%. Non- LED sapphire field applications, especially mobile terminal degree sapphire applications will directly determine whether the balance of supply and demand sapphire industry .

By 2014, China will surpass the number of new MCOVD 220 units . Domestic gradually into mass production MOCVD , mass production run-in period .

In addition, in 2014 , LED indoor and outdoor functional lighting continued the 2013 trend of explosive growth , is the main engine of the development of LED industry. Engineering is expected in 2014 , China LED indoor and outdoor lighting output mode functionality by 2013 of 74.7 billion yuan , an increase to more than 100 billion yuan , the degree of acceptance of the global market improved significantly.