Alpha & Omega Semiconductor Profile

Alpha & Omega Semiconductor Patent Grants

Method and circuit for detecting short circuit in an asynchronous DC-DC boost converter

Patent Number 9684326 - June 20, 2017

A simple, cost-effective and efficient short circuit protection with simple routing of the ground on the PCB is achieved in an asynchronous…

Embedded package and method thereof

Patent Number 9685430 - June 20, 2017

A method of manufacturing an embedded package comprises attaching a plurality of chips on a pre-mold lead frame; forming a first lamination…

Integrated snubber in a single poly MOSFET

Patent Number 9685435 - June 20, 2017

Aspects of the present disclosure describe MOSFET devices that have snubber circuits. The snubber circuits comprise one or more resistors with…

Compact guard ring structure for CMOS integrated circuits

Patent Number 9685443 - June 20, 2017

An integrated circuit includes an active device formed in a semiconductor layer of a first conductivity type, a first guard ring of the first…

Diode structures with controlled injection efficiency for fast switching

Patent Number 9685523 - June 20, 2017

This invention discloses a semiconductor device disposed in a semiconductor substrate. The semiconductor device includes a first semiconductor…

Alpha & Omega Semiconductor Patent Applications

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…

SYSTEM AND METHOD FOR EXTENDING THE MAXIMUM DUTY CYCLE OF A STEP-DOWN SWITCHING CONVERTER WITHOUT MAXIMUM DUTY CONTROL

Application Number 20170093281 - March 30, 2017

The invention proposes a system and method for extending the maximum duty cycle of a step-down switching converter to nearly 100% while…

ASSYMETRIC POLY GATE FOR OPTIMUM TERMINATION DESIGN IN TRENCH POWER MOSFETS

Application Number 20170069750 - March 9, 2017

A semiconductor device having a plurality of transistors includes a termination area that features a transistor with an asymmetric gate.

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)