Monday, June 30, 2014

Car LED advertising display system which of these components?


With the development of electronic information technology, automotive led advertising system replaces the traditional body advertising to become a necessity. The car led advertising system as a new electronic advertising, it's night and day visibility and ease of operation, deeply concerned about the advertising and media industry to become mobile billboards in the city.

Upon request, the vehicle led advertising display systems in more than 18 hours working time, to meet the advertising, publishing notices, a central management system for publishing content, the system of the LED advertising screen all vehicles unified management control by the management center.

Car led advertising system mainly consists of the following components:

(1) LED display unit board

Upon request, showing some of the Asian outdoor P10/P8 constant four sweep single yellow cell plate. The unit board composed by a yellow LED line matrix, and then fixed to the plastic shade cast from. Cell plate driven by a PWM signal yellow LED driver chips, can form 256 gray levels.

(2) Display Control Card

The system is equipped with a controller card supports up to 20 characters monochrome 
led strip screen (320x16 points). A 5V power supply, support 1/16, 1/8, 1/4 three scanning methods, built-in Simplified Chinese (16 dot multiple fonts), alphanumeric character, supporting character font download updates. Supports a variety of display: left, right, down, cover down, cover up, discolor show blinking, immediately shot.

(3) DTU data transmission module

DTU data transmission module can provide high-speed virtual private data communications network using GPRS network platform to achieve transparent transmission of data information, taking into account the needs of the application networking, virtual private network data on the network structure.

(4) Power Module

Power Module with isolated power supply, output voltage stability and load stability is high, and there is an overload voltage protection, anti-surge, anti-electromagnetic interference circuit. The power supply has delayed 20s boot protection, to avoid the vehicle start-up state power supply instability.

(5) Center Management Software

Management software specific functions according to the needs of the development agreement, the user can use a fixed IP, dedicated, dynamic DNS server and other ways to build the center, but also by our server to build transit, transit service to provide you publish. All you need to have a computer with Internet access, you can enjoy our transit services to be implemented on the machine within the purview of the 
led strip light screen for publishing and management, thereby eliminating the need to build a central server work.

Car led advertising system to meet the advertising, publishing notices, content publishing systems management center and all the user needs to occur and use this system, I believe that the advertising industry will develop better and better.

Monday, June 16, 2014

Parking LED energy-saving technology program analysis

Underground parking lot lighting, because it is a long continuous lighting, if ordinary LED fluorescent lighting, one lamp beads affected by high temperatures for a long time, decay quickly; Second, in the middle of the night when no one is wasting electricity, so To solve the underground car park lighting, it must be done greatly extend the life of LED lamp, while energy-saving, which must consider the parking lot of the environment, so intelligent. With many years of LED research and development experience, the following analysis of three parking flexible led strip solutions program.

To stick with the pace of the industry's advanced, energy-efficient LED lighting in general parking lot using the human body infrared sensor technology and microwave radar sensor technology and electronic sound and light control sensor technology, due to the shape beautifully designed, stylish, good heat dissipation, high brightness, light uniformity, not glare, and can delay automatic extinguishing human infrared sensor products, has become the best choice for parking.


Features Voice program is to detect ambient sound environment, if the surrounding environment is too noisy, it is easy to have lights; Conversely, if too quiet around, you might not trigger, so it is important to set the sensitivity for the problem, with the sensitivity and adjustable time program, users can set their own sensor sensitivity according to the ambient environment.

Features induction program is to detect human pyroelectric infrared body issued, using Fresnel lenses to collect human infrared energy, an obese person, more infrared energy emitted, whereas the infrared energy emitted by the little man less, Therefore, obese people and skinny people sensing sensitivity, generally sensing distance of 2-4 meters, and someone to fit the occasion. Since the pyroelectric infrared sensor for detecting infrared body, the body's temperature is usually 37.5 degrees, while the temperature near the led tape LED lamp head is generally about 40-45 degrees, so the temperature and fluorescent light interference is relatively large. To address this issue, in particular, has developed a light insulated compartment lamp, can effectively solve the problem of interference of light and heat of the interference. General recommendations, the body is more adapted to the induction fluorescent corridor, if applied to the parking lot, you need to confirm the relationship between environment and people around you. In the first use, CPU cycle time needs to be reset, triggering the start of the second is accurate.

Smart radar sensor is the first program, the main program using the Doppler principle, the microwave transmitting radar signals around 5.8GHz, when a moving object enters into the fields of radar, the feedback signal to the receiving circuit can thus change the trigger circuit working condition. General sensing distance can reach 5 - 9 m, as long as the object moves can trigger. Although its object is triggered in the range, if not move, is still not triggered. Radar sensors can penetrate non-metallic objects, such as gypsum board, wood, etc., especially suitable for concealed installation. The effects of radar interference induced by relatively small, and relatively high sensitivity and is particularly suited to the underground car park led strip light solutions.

Tuesday, June 10, 2014

Subsidy policy will be of the LED lighting market

June 10 is the national day of low-carbon, energy-saving and emission reduction in pressure that is expanding in all areas of low-carbon is deepening. When Xie Zhenhua, deputy director of the NDRC 9 am to attend the Fifth Ditan forum, said China's energy saving is expected to lag behind schedule, completed the goal needs to continue its efforts to strengthen the focus on low-carbon energy next corporate financial support and tax incentives.

In the field of energy saving electricity, the substitution effect of LED outstanding. According to Xinhua News Agency reported that China and the United Nations Development Programme, the Global Environment Facility, "China to phase out incandescent light, speed up the promotion of energy-saving lamps" project (hereinafter referred to as Pileslamp) 5 years, that is the end of 2009 -2013 cumulative annual production capacity of 6.5 out of incandescent billion, accounting for about 16% of the then National incandescent production. Lu Fang, deputy director of the project PMO zhengbao reporter said the next step will be eliminated in accordance with the national road map to accelerate the replacement project forward.

Reporters learned more from Pileslamp PMO, energy-saving lamps subsidy policy in 2008 will be completed by the end of this year onwards, the current NDRC, the Ministry of Finance and other departments are studying financial subsidies to promote LED lighting products, policies, and efforts will be in the form of subsidies to promote energy-saving lamps based on the combination of features LED lights be adjusted accordingly.

According to reports, energy-saving lamp life of more than 6000 hours, six times of incandescent, energy-saving alternative to incandescent lamps can be 60-80%. LED lamp life is about three times the energy-saving lamps, power consumption is only about 60%. Xie Zhenhua at the project launch ceremony was introduced, "out of incandescent project" expect the direct effect of about 40 million kilowatt-hours and saving capacity 4.4 million tons of carbon dioxide emissions, 10 years after the end of the project to achieve one hundred million tons of carbon dioxide emissions 1.75-2.37 .

In recent years, carbon emission constraints tight. Country in 2011 to phase out incandescent released roadmap shows from October 1 this year, banned the import and sale of 60 watts and above ordinary incandescent lighting. With the roadmap midterm evaluation time, the speed will further accelerate the phase-out. A listed company executives LED zhengbao reporters that last year the country's total lighting market 260 billion, nearly 80 percent share of all energy saving lamps, LED according to a 2015 market share of 20% -30% of the data is calculated, LED huge potential.

"As energy-saving lamps contain mercury, environmental damage, that many local governments have eliminated subsidies for energy-saving lamps, LED home lighting cost and environmental effects have been fully reflected, and now look forward to the timely introduction of LED subsidies." He said.

Analysis of the industry, LED industry, the economy began to pick up last year, a few years ago 5W LED lamps are 3-4 times the price of the same brightness energy-saving lamps, but in recent years, the speed of the upstream chip prices fell by about 30% per year, the cost of Heavy to 2013 LED end-product prices are basically flat with energy-saving lamps, LED industry is expected to enter Phase comprehensive alternative to traditional lighting products.

Monday, June 9, 2014

LED lights can be replaced with pastel colors?

Hung reflect the public in recent years, a lot of shopping malls and office buildings outside the city center have launched Longgang LED lights, but most of them are white, although the white LED lights very bright, but not soft, and from the perspective of car pedestrian's perspective, this color is a bit cold, can be replaced with soft colors such as orange dots?
Recently, the reporter visited in Longgang Town Center noted that in a number of intersections along Lung Cheung Road, in the evening hours, LED street light is very bright indeed, far more able to see a bright light, but a bit harsh, it is for the owners particularly evident.
In this regard, Longgang District Urban Management Bureau official said, the public has LED lights color argument does make sense, in recent years, urban management bureau also continue to study how it can be improved. Initially, the color is yellow street lamps, later changed to LED lights, it becomes a white light.
The official said that in many places in the urban area used is white, and the city later in order to maintain consistency, so it chose the white LED lights. 2013 changed the group, so this group are white, then, in 2014 to 2015 is also preparing to change two to three batches, the next will take full account of the views of the public, combined with expert advice and full evaluation, fight to get a more scientific conclusions.
Some people said that according to his understanding, in some developed countries and regions, the use of street lights are orange-red, and only in special sections only with white, it is recommended that, if in some spacious trunk, yellow street lighting is not enough then, you can use white lights, but not too spacious secondary roads or road, whether using the orange LED lights?
Longgang District Urban Management Bureau official said, LED street reconstruction issues, urban management bureau has done a lot of work, because the LED lights are energy-saving products, energy-saving or to the next promotion, because wants to save, or to change this.
The official said that the degree of penetration and incandescent lighting is indeed better, in fog and haze, when orange and yellow lights penetration is relatively poor. Meanwhile, the incandescent glare, will feel the glare, while orange and yellow light will warm some people will look feel very comfortable, warm, and so the next city departments will communicate, to see how to improve.
Energy-saving LED lights under the premise of ensuring the brightness in the premise, but also to consider the public's travel experience, brightness and comfort will be fully integrated in order to truly implement the humanities city.



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Friday, June 6, 2014

Samsung to push several new Bluetooth wireless smart light bulbs

A few months ago, we've seen reports indicate that Samsung has launched its own wireless Bluetooth Smart bulb products. Samsung's Smart bulbs built-in Bluetooth technology, you can perform the same smartphone or tablet without the need for Wi-Fi or network control, allowing the user to be able to control up to 64 intelligent light bulbs, but also without the help of other devices.
Now, Samsung has officially expanded its wireless Bluetooth Smart bulb product portfolio, launched a variety of models and street products, not only ordinary users, including hotels, offices and other places, you can use these intelligent LED bulbs, seamless integration with smart devices.

Samsung These bulbs are the industry's first Bluetooth Smart technology controlled via Bluetooth products, and do not want to need the support of other similar products, like Wi-Fi networks. In addition, the lamp's performance, these products also excellent. Samsung's new Bluetooth Smart bulb brightness is adjustable down to only 10% of the original, and the color can be warm white or cool white switch between Philips and LG disco similar products do not have this type of effect. Meanwhile correlated color temperature (CCT) increased from 2700K to 6500K, each lamp life reaches 15,000 hours. This unique PARLED Samsung lamp is that it will blend with the spotlight fixtures. Further, the cap can be rotated to adjust the position of the lamp, no other auxiliary securing means. Samsung also said that, according to the average of four hours a day to calculate, then they can stick with 15,000 hours, down conversion, which is about 10 years.

Samsung Smart bulb into the business is not really surprising. Over the past 10 years, due to the hot TV and multimedia devices, Samsung's main business had changed for the family entertainment. In addition, the production and sales of Samsung smartphones and tablet PCs are equally amazing. In this case, open up the connection of mobile devices and smart appliances nature is a natural thing.
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Wednesday, June 4, 2014

Future intelligent LED lighting trend analysis

From investors to architects to plan from senior engineers, process engineers and operators , from wholesalers to retailers worldwide lighting, plating technology, as well as professionals in housing and building automation industries are all being Light + Building attracted .

The author is the greatest feeling than the development of intelligent LED and oled no doubt become the protagonist of the show , which also engaged in the work of the author LED drive power with greater confidence and encouragement. These LED / OLED lighting has a beautiful appearance, comfortable light-emitting surface , the unique structure, intelligent control , ultra-high performance parameters or advanced features , spiral -shaped folding design, etc., and some people even subvert the concept of the traditional lamp and bring a very comfortable and unique lighting environment experience. Compared with traditional lamps , LED lamps not only have environmental protection , energy conservation , safety and other advantages, but also its unique physical properties of solid-state lighting , making the flexible modeling and intelligent control has become more and more designers to pursue . LED / OLED products are unstoppable trend to rapid occupation of the traditional indoor and outdoor lighting markets.


LED lighting industry after years of rapid development, including the replacement market for indoor applications has slowly reached its peak , intelligent LED lighting control is largely Trump . How to adapt to the development trend of the industry is also a problem of global LED driver power supply manufacturers are most concerned about . This year's Frankfurt Show, the world's major power supply manufacturers gathered , have come up with their latest research and development of products and solutions appeared as PhilipsAdvanced the Xitanium "Xtreme" series of constant current source, a collection of DALI, TIMER ,0-10V dimming function ; Meanwell launched 6 0 0W high power supply ; Inventronics adjustable power to bring a variety of appearances , Osram has launched a set of adjustable products and some smart sensor power . Generally described as one hundred gongs , crafting , covering the European market mainstream smart dimming protocols.

Of course , you want to win more market share in the European market alone is not enough to launch new products , product quality , reliability, thermal performance , pricing strategy , and with the support of technical and sales services are very critical factors. Frankfurt Show the world just to provide exhibitors a more integrated platform for the exchange of large , how much faster and more effectively seize target customers better and more timely good customer service is the individual exhibitors should think about.

LED power demand from the market point of view the product features , compatible with DALI dimming is an obvious trend , indoor and outdoor lighting products have DALI dimming demand , so the driver is compatible with DALI power supply agreement will become critical ; hand , ClassII, SELV power LED also put forward higher requirements: insulation , low voltage ; Finally, there is a collection of sensor , such as daylight sensors , body sensors , acoustic sensors , etc. should be dynamic , as well as Wifi, Bluetooth , RF, Zigbee wireless control technology, in the European market has gradually become popular in the near future smart home lighting and smart city lighting will no longer just a dream .
Overall, this year's Frankfurt show, exhibitors from China LED manufacturer regardless of quantity or quality than the last exhibit significantly improved, further enhancing the image of Chinese enterprises in Europe and in the global lighting counterparts . 10.1 China Pavilion is slowly form their own core competitiveness, looking upstream and downstream industry chain enterprises more exchanges and cooperation in order to create intelligent LED industry chain contributions to innovative technologies and solutions.



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Monday, April 21, 2014

How to design a suitable office lighting

In addition we have to consider the office feng shui , feng shui taboos office , office Feng Shui , Feng Shui office seating office lighting design should also be considered . Office space can be a complex spatial clusters, is a diverse collection of information conveyed . It usually contains the reception and performance of the corporate image area , open office area, separate office managers , channels and corridors , meeting rooms and informal discussion area. Some large companies also have their own galleries, exhibition space , staff restaurant and lounges . For different types of office design company , in addition to the processing space considerations to be integrated on color and texture than the performance of other materials , plus a good office lighting design . Performance in light of these aspects of language , plays an important role.
We will elaborate three levels in three places during office lighting design to consider:

An office lighting design points:

( A ) a light source with a given 6200K uniformly spaced around the 300-500lx ambient light ( general lighting ) , in each work surface , recommendations given above focus illumination 800lx face with the light of about 4000K .

( 2 ) on the impact of visual acuity , one of the main indicators of the health of the glare index (UGR), should be controlled within 22 of the CRI should reach 80 or more.

( 3 ) other space where you want the light to be bright , dark place should be dark , not averaging flattened . Note that in the meeting room , informal discussions, meeting rooms and other areas , manufacturing and friendly atmosphere with a light warm color ( about 2800-3300K), making interpersonal harmony.

Second, office lighting design considerations :

1 , when the work is difficult to determine the location , the choice of the light-emitting area, low brightness LED lamps, such as LED panel lights. 2 , close to the surface and decorative visual task performance in the room should adopt dull decorative material 3 , office hours almost all day , so the formation of artificial lighting and comfortable lighting environment should be designed in conjunction with natural lighting 4 , at a computer terminal office space equipment should avoid people and what appears on the screen (such as lamps, furniture , windows, etc. ) image 5, the general office lighting should be designed on both sides of the work area , should make using the fluorescent lamps with the longitudinal axis parallel horizontal line of sight should not be arranged in front of the lamp operating position

6 , office lighting should adopt LED lamps.

7 , the ideal office environment and methods to avoid light reflection

8 , the manager's office to consider lighting design desk illumination, illumination meeting space and the necessary electrical equipment

9 , meeting room lighting to consider the lighting for the main parties to the conference table lighting . Engender a feeling of center and focus . Illumination to the right, around the additional auxiliary lighting

10 , in order to meet the main auditorium stage area lighting, ceiling lights can be installed with auxiliary lighting the stage , and to the average vertical illuminance of not less than 300LX

Third, the three errors :

Lighting, space design is undoubtedly the magician . With the improvement of people's quality of life , office lighting design has been more and more attention . In addition to meeting the general lighting needs, the main task is to create a lighting design office of a warm family atmosphere , and therefore , the correct choice of lighting is particularly important. However, due to the general understanding of the lamp is very limited, often blindly use , resulting in a lot of misunderstanding use.

Misuse of a lot of people use blind spot ( ie halogen incandescent light bulbs ) . Spot was originally used for accent lighting , there is emphasis on the role showpiece , but now it is used in general lighting. Spotlights on the ceiling makes the ceiling too eye-catching, but the lighting effects on other objects relative weakening of the illumination range of space has limitations.

Many people misuse two to save money , the choice of a traditional fluorescent lighting , ignoring the traditional fluorescent easily formed in the course of bad light , frequent maintenance .

Many people prefer the misuse of three crystal lamps , think it is a symbol of style , but did not notice the United States and Europe for residential, its ceiling height of at least 3.5 meters, while the domestic residential ceiling height is generally 3 meters or less. Therefore, if you do not consider the situation , blindly use crystal lamps, crystal lamps that not only can not show grace style, but will result in pressure.

Office lighting design is very important, particularly in office buildings, lighting design can affect worker productivity , thus affecting the company's economic development , and even affect the employee's physical and mental health problems mood ! So , for different customer needs, design the lighting in different locations and different requirements , so the rational design and use of lighting to make our office more suitable for work , so that employees better play to their ability , to bring greater benefits , office lighting design is not sloppy !

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