Copyright Notice © 2009-2024 czvv.com 传众 版权所有
LIGHT-EMITTING DEVICE AND TEMPERATURE COMPENSATION METHOD OF THE SAME
申请公布号：JP2014168051(A)
申请号：JP20140012435
申请日期：2014.01.27
申请公布日期：2014.09.11
发明人：HASUMI YUICHI;OYAMADA KAZU
分类号：H01L33/48
主分类号：H01L33/48
摘要：PROBLEM TO BE SOLVED: To provide a light-emitting device having a temperature compensation function in a simple configuration, and to provide a temperature compensation method of the same.SOLUTION: Provided are a light-emitting device (1) including: a substrate (2); first kind of LED chips (11, 12, 13, 14) disposed on the substrate of which both variation amounts &Dgr;x and &Dgr;y on a chromaticity diagram become minus as temperature rises; and second kind of LED chips (21, 22, 23, 24) disposed on the substrate of which both variation amounts &Dgr;x and &Dgr;y on a chromaticity diagram become plus as temperature rises, and the temperature compensation method using the same.
Method to reduce water saturation in near-well region
Dial formed of a solar cell in particular for a timepiece
Overfill protection systems for implantable drug delivery devices
Intelligent power integrated circuit
Blackberry plant named Apache'
Releasable chucking device for a rotating medical or dental tool
High reflectance and low stress Mo2C/Be multilayers
Thermal transfer printer without printing displacement
Ferrofluid seal for actuator bearing
Low background multi-well plates with greater than 864 wells for spectroscopic measurements
Multi-function optoelectronic device structure
Intrinsically safe fluid tank overfill protection system
Light extraction from a semiconductor light-emitting device via chip shaping