Resources Contact Us Home
Semiconductor light-emitting device

Image Number 3 for United States Patent #7953134.

A semiconductor light-emitting device includes a substrate, a first cladding layer over the substrate, an active region on the first cladding layer, and a second cladding layer on the active region, wherein the active region includes a first type barrier layer that is doped and a second type barrier layer that is undoped, the first type barrier layer being closer to the first cladding layer than the second type barrier layer.

  Recently Added Patents
Metal halide lamps with fast run-up and methods of operating the same
Energy storage device package
Transmission device
Deposited conductive layers for leads of implantable electric stimulation systems and methods of making and using
Photoelectric conversion apparatus
Method for controlling a motor
Active pulse blood constituent monitoring
  Randomly Featured Patents
Circuit device and manufacturing method thereof
Method for manufacturing a drive from a determined minimum operational reliability factor
Solar flashlight
Portable soccer goal apparatus
Connector with cover
Oligonucleotides for detecting tubercle bacillus and method therefor
Approach to direct performing asynchronous transfer mode (ATM) adaptation layer 5 reassembly
Electrical connector and system having contact array interface for engaging contacts at varying centerline spacing
Pre-mastering for optical media recording
Livestock organ processing apparatus