One or more semiconductor light emitting devices are mounted in the cavity.
一个或者多个半导体发光器件安装在空腔中。
The light emitting devices require no battery power or any other form of charging, and never need servicing or maintenance.
发光器件无需电池电源或任何其他形式的收费,绝不需要维修或维护。
The present invention relates to organic light emitting devices having carrier blocking layers comprising metal complexes.
本发明涉及具有含金属配合物的载流子传输层的有机发光元件。
Organic light emitting devices (OLEDs) have been used in flat-panel displays and lighting with a near-30-year development.
有机电致发光器件(OLED)经过近三十年的发展,已经在照明和显示上得到一定程度的应用。
A new type of photo isolator has been developed by packing light emitting devices with silicon photo negative resistance devices face to face to realize electrical isolation.
将发光器件和硅光电负阻器件面对面地封装在一起,其间实现电隔离,构成一种新型光耦合器。