Alpha & Omega Semiconductor Profile

Alpha & Omega Semiconductor Patent Grants

Dual trench-gate IGBT structure

Patent Number 9711631 - July 18, 2017

An IGBT device includes a substrate having a bottom semiconductor layer of a first conductivity type and an upper semiconductor layer of a…

Molded intelligent power module

Patent Number 9704789 - July 11, 2017

An intelligent power module (IPM) has a first, second, third and fourth die paddles, a first, second, third, fourth, fifth and sixth…

Power trench MOSFET with improved unclamped inductive switching (UIS) performance and preparation method thereof

Patent Number 9704948 - July 11, 2017

A trench type power semiconductor device with improved breakdown voltage and UIS performance and a method for preparation the device are…

Nanotube semiconductor devices

Patent Number 9704955 - July 11, 2017

Semiconductor devices are formed using a thin epitaxial layer (nanotube) formed on sidewalls of dielectric-filled trenches. In one embodiment,…

Fault tolerant power supply incorporating intelligent gate driver-switch circuit to provide uninterrupted power

Patent Number 9705395 - July 11, 2017

A fault tolerant power supply system includes at least one load switch configured to connect an input voltage to an output node of the load…

Alpha & Omega Semiconductor Patent Applications

POWER DEVICE AND PREPARATION METHOD THEREOF

Application Number 20170200705 - July 13, 2017

A power device including a low-side MOSFET, a high-side MOSFET and an integrated control IC chip is disclosed. The power device further…

POWER SEMICONDUCTOR DEVICE WITH SMALL CONTACT FOOTPRINT AND THE PREPARATION METHOD

Application Number 20170186675 - June 29, 2017

A power semiconductor package has a small footprint. A preparation method is used to fabricate the power semiconductor package. A first…

TRANSIENT VOLTAGE SUPPRESSOR (TVS) WITH REDUCED BREAKDOWN VOLTAGE

Application Number 20170179107 - June 22, 2017

A low capacitance transient voltage suppressor with snapback control and a reduced voltage punch-through breakdown mode includes an n+ type…

TERMINATION DESIGN FOR HIGH VOLTAGE DEVICE

Application Number 20170148910 - May 25, 2017

The present disclosure describes a termination structure for a high voltage semiconductor transistor device. The termination structure is…

BATTERY PROTECTION PACKAGE AND PROCESS OF MAKING THE SAME

Application Number 20170098626 - April 6, 2017

The present invention discloses small-size battery protection packages and provides a process of fabricating small-size battery protection…

Alpha & Omega Semiconductor Federal District Court Decisions

Third Dimension Semiconductor, Inc v. Alpha and Omega Semiconductor, Inc. et al

California Northern District Court - August 13, 2012

ORDER TERMINATING SEAN N. HSU AS COUNSEL. Signed by Judge Edward M. Chen on 8/13/12. (bpf, COURT STAFF) (Filed on 8/13/2012)

Third Dimension Semiconductor, Inc v. Alpha and Omega Semiconductor, Inc. et al

California Northern District Court - July 2, 2012

STANDING ORDER. Signed by Judge Edward M. Chen on 7/2/12. (bpf, COURT STAFF) (Filed on 7/2/2012)