2015年12月18日星期五

we have to be involved today to help create the car of tomorrow

Each Dialight LED fixture is available in either cool white or neutral white color temperature and comes standard with a ruggedized, durable housing and shatter-proof lens that is highly resistant to shock and vibration. Designed for fast and easy retrofit from existing conventional lighting solutions, Dialight products run on a universal 100-277V power supply and are compatible with a wide variety of mounting options and accessories. Each fixture is backed by Dialight’s standard five-year, full-performance warranty for worry-free operation, even in the harshest conditions, including off-shore platforms, frigid temperatures and both tropical and arid conditions.

Temperature stability is the biggest challenge when it comes to making these innovative surface area light sources suitable for use in cars. "Since the success of this research we’re now tackling their future application in production vehicles", says Ulrich Eisele, responsible for the OLED business segment at Osram. "As the automotive industry plans and develops its future designs a long time in advance, we have to be involved today to help create the car of tomorrow."

 Light is becoming an increasingly important factor for automotive design. While, up until a few years ago, manufacturers stressed the importance of a car’s shape more than anything, these days almost every make has its own distinctive “light face” – brought about by the aid of LEDs. Already, every second new car is equipped with Osram LEDs. To initiate further unique “bright” selling points, experts anticipate that in addition to point light source LED the related OLED technology will become an integral part in cars. OLEDs are surface light sources. The vast majority of lighting applications in cars requires surface light – especially lighting applications which serve visibility in road traffic such as indicators, rear lights or interior lighting. Osram has already come up with specific designs in collaboration with UnternehmerTUM, the center for innovation and business creation at the Technische Universit?t München.

The biggest challenge in developing organic light-emitting diodes for automotive applications is temperature stability. So as to be suitable for use in cars, OLEDs have to meet manufacturer specifications. In rear lights, for example, they must withstand temperature peaks of up to 85 degrees Celsius or even higher. When the first OLED products for lighting applications were introduced almost three years ago, they were temperature-resistant for no more than two to three hours. With its record-breaking OLED Osram has outdone this temperature resistance by a factor of a hundred. A further tenfold increase will make the first applications in automobiles viable. The current development is targeted in such a direction as anticipates this increase within the next few years. As cars are developed several years in advance, OLED elements may therefore be included in plans for the next automotive generations.

According to Epistar’s chairman B.J Lee, the company will invest NT$ 5 billion (US$ 166.7 Million) in expanding production, making it become one of the top two LED epitaxy manufacturers in the world, next only to Nichia.

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