Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Physics
Class Information
Number: 257/194
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Heterojunction device > Field effect transistor > Doping on side of heterojunction with lower carrier affinity (e.g., high electron mobility transistor (hemt))
Description: Subject matter wherein the heterojunction field effect transistor has impurity dopant on the side of the heterojunction with lower affinity for the charge carriers (holes or










Sub-classes under this class:

Class Number Class Name Patents
257/195 Combined with diverse type device 244


Patents under this class:

Patent Number Title Of Patent Date Issued
8710551 High electron mobility transistor and manufacturing method thereof Apr. 29, 2014
8710548 Semiconductor device and method for manufacturing the same Apr. 29, 2014
8710511 AIN buffer N-polar GaN HEMT profile Apr. 29, 2014
8709886 Compound semiconductor device and manufacturing method therefor Apr. 29, 2014
8704273 Semiconductor device and method for manufacturing the same, and amplifier Apr. 22, 2014
8692294 Semiconductor devices with field plates Apr. 8, 2014
8692293 Method to increase breakdown voltage of semiconductor devices Apr. 8, 2014
8692292 Semiconductor device including separated gate electrode and conductive layer Apr. 8, 2014
8686473 Apparatus and method for reducing the interface resistance in GaN heterojunction FETs Apr. 1, 2014
8680580 Field effect transistor and process for manufacturing same Mar. 25, 2014
8680579 Individually controlled multiple III-nitride half bridges Mar. 25, 2014
8680578 Field effect transistor with enhanced insulator structure Mar. 25, 2014
8680535 High electron mobility transistor structure with improved breakdown voltage performance Mar. 25, 2014
8680507 A1N inter-layers in III-N material grown on DBR/silicon substrate Mar. 25, 2014
8674409 Heterojunction field effect transistor, method for producing heterojunction field effect transistor, and electronic device Mar. 18, 2014
8674407 Semiconductor device using a group III nitride-based semiconductor Mar. 18, 2014
8674372 HEMT with integrated low forward bias diode Mar. 18, 2014
8669592 Compound semiconductor device and method for fabricating the same Mar. 11, 2014
8669591 E-mode HFET device Mar. 11, 2014
8669589 Robust transistors with fluorine treatment Mar. 11, 2014
8664697 Transistor device Mar. 4, 2014
8664696 Nitride semiconductor device Mar. 4, 2014
8664695 Wide bandgap transistors with multiple field plates Mar. 4, 2014
8659056 Heterojunction field-effect transistor with source electrode and insulator formed in semiconductor layer opening Feb. 25, 2014
8659055 Semiconductor device, field-effect transistor, and electronic device Feb. 25, 2014
8653563 Semiconductor device Feb. 18, 2014
8653562 Structure of a high electron mobility transistor Feb. 18, 2014
8653561 III-nitride semiconductor electronic device, and method of fabricating III-nitride semiconductor electronic device Feb. 18, 2014
8653559 AlGaN/GaN hybrid MOS-HFET Feb. 18, 2014
8653558 Semiconductor device and method of making Feb. 18, 2014
8648390 Transistor with enhanced channel charge inducing material layer and threshold voltage control Feb. 11, 2014
8648389 Semiconductor device with spacer layer between carrier traveling layer and carrier supplying layer Feb. 11, 2014
8643062 III-N device structures and methods Feb. 4, 2014
8637905 Semiconductor device and fabrication method thereof Jan. 28, 2014
8637904 Method of producing semiconductor device and semiconductor device Jan. 28, 2014
8637903 Compound semiconductor device and manufacturing method of the same Jan. 28, 2014
8637902 Semiconductor device and method of manufacturing the same Jan. 28, 2014
8633518 Gallium nitride power devices Jan. 21, 2014
8633517 Compound semiconductor device and method of manufacturing the same Jan. 21, 2014
8633470 Techniques and configurations to impart strain to integrated circuit devices Jan. 21, 2014
8629479 Semiconductor device Jan. 14, 2014
8629455 Power semiconductor device Jan. 14, 2014
8629454 Semiconductor device Jan. 14, 2014
8624296 High electron mobility transistor including an embedded flourine region Jan. 7, 2014
8614461 Compound semiconductor device Dec. 24, 2013
8614460 Semiconductor device and fabrication method of the semiconductor device Dec. 24, 2013
8610173 Enhancement/depletion PHEMT device Dec. 17, 2013
8604519 Self-aligned III-V field effect transistor (FET) and integrated circuit (IC) chip Dec. 10, 2013
8604486 Enhancement mode group III-V high electron mobility transistor (HEMT) and method for fabrication Dec. 10, 2013
8598628 Semiconductor device Dec. 3, 2013











 
 
  Recently Added Patents
Sabatier process and apparatus for controlling exothermic reaction
Methods of saccharification of polysaccharides in plants
Techniques for forming a contact to a buried diffusion layer in a semiconductor memory device
Method and apparatus for optimizing paging in a communication network
Community profiling for social media
Control unit of a ride level control system, and ride level control system
Method and system for dynamically representing distributed information
  Randomly Featured Patents
Doll
Magnetically operable engine
Sensors and temperature measurement apparatus
Can opener
Specialty palm oil products and other specialty vegetable oil products
Photographic elements which achieve colorimetrically accurate recording
Spikeless water collector for irrigation system
Production process of expansion-molded article
Clam shell tool assembly apparatus
Methods, apparatus, and data structures for annotating a database design schema and/or indexing annotations