Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Lee; Kyu Seok
Address:
Daejeon, KR
No. of patents:
5
Patents:












Patent Number Title Of Patent Date Issued
7964882 Nitride semiconductor-based light emitting devices June 21, 2011
A nitride semiconductor-based light emitting device is provided. The nitride semiconductor-based light emitting device is formed of a nitride semiconductor having a wurtzite lattice structure with the Ga face. The device has a substrate, a buffer layer, a first p-type contact layer, a
6864510 Nitride semiconductor field effect transistor (FET) and method of fabricating the same March 8, 2005
Provided are a nitride semiconductor field effect transistor (FET) and a method of fabricating the nitride semiconductor FET. The nitride semiconductor FET includes a first semiconductor layer, a second semiconductor layer, a two-dimensional electron gas layer, a T-shaped gate, and a
6055087 Photo-induced electro-optic oscillator using a multiple quantum well pin diode April 25, 2000
A photo-induced electro-optic oscillator using a multiple quantum well structure PIN diode using a negative resistance characteristic of a photocurrent-voltage is disclosed. The present invention can generate the modulated optical signal as well as the electrical AC signal of a high
5790579 Semiconductor laser device for pulse laser oscillation August 4, 1998
A pulsed semiconductor laser has a lower threshold current and a more stable pulse train. The structure includes a saturable absorber section has a quantum well structure for laser oscillation, a gain section, a phase control section, and a super structure grating-distributed Bragg r
5497393 Semiconductor laser with super structure grating distributed Bragg reflector March 5, 1996
Disclosed is a semiconductor laser with a super structure grating DBR capable of generating a pulse train of from several hundred giga Hz to several tera Hz, comprising a saturable absorber section, a gain section, a phase control section and an super structure grating distributed Bragg










 
 
  Recently Added Patents
Methods for forming patterned structures
Architectural panel with natural fossil spade leaf embossed surface
Power conversion device for electric vehicle
Provision of downlink packet access services to user equipment in spread spectrum communication network
Semiconductor devices having through electrodes and methods of fabricating the same
Programming method of non-volatile memory device
Resolution setting apparatus, resolution setting method, and recording medium recording a resolution setting program when a television is used as a monitor of a computer
  Randomly Featured Patents
Method and apparatus for detecting cover opening of image forming apparatus and method and apparatus for controlling supply of power
Fluid dispenser with adjustable size dispensing orifice
Non-blocking WDM optical networks
Positioning apparatus, information recording/reproducing apparatus, and inspection apparatus
Discharge loop for power supply circuit and active control circuit thereof
Method and devices for imaging a sample
Resist developing method and apparatus with nozzle offset for uniform developer application
Remote data mirroring having preselection of automatic recovery or intervention required when a disruption is detected
Polymer compositions comprising polyamides, carboxylated (meth)acrylonitrile-butadiene rubber, and nonpolymeric additives
Hydraulic circuit and its valve gear