Alpha & Omega Semiconductor Profile

Alpha & Omega Semiconductor Patent Grants

Split poly connection via through-poly-contact (TPC) in split-gate based power MOSFETs

Patent Number 9818829 - November 14, 2017

Embodiments of the present disclosure provide a contact structure in a split-gate trench transistor device for electrically connecting the top…

Power MOSFET device structure for high frequency applications

Patent Number 9806175 - October 31, 2017

This invention discloses a new switching device supported on a semiconductor that includes a drain disposed on a first surface and a source…

Low cost and mask reduction method for high voltage devices

Patent Number 9793153 - October 17, 2017

Aspects of the present disclosure provides a device comprising a P-type semiconductor substrate, an N-type tub above the semiconductor…

TVS structures for high surge and low capacitance

Patent Number 9793254 - October 17, 2017

A transient voltage suppressing (TVS) device formed in an epitaxial layer of a first conductivity type supported on a semiconductor substrate.…

Optimized configurations to integrate steering diodes in low capacitance transient voltage suppressor (TVS)

Patent Number 9793256 - October 17, 2017

A transient-voltage suppressing (TVS) device disposed on a semiconductor substrate including a low-side steering diode, a high-side steering…

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)