Inventor

SOUTHCOMBE WILLIAM DAVID

US33 patents

⚠️ This page may combine multiple inventors who share the name “SOUTHCOMBE WILLIAM DAVID”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SOUTHCOMBE WILLIAM DAVID

SOUTHCOMBE WILLIAM DAVID

PA bias power supply efficiency optimization

Look-up table based configuration of a DC-DC converter

Look-up table based configuration of multi-mode multi-band radio frequency power amplifier circuitry

Selectable PA bias temperature compensation circuitry

Configurable 2-wire/3-wire serial communications interface

RF PA linearity requirements based converter operating mode selection

Temperature correcting an envelope power supply signal for RF PA circuitry

Selecting a converter operating mode of a PA envelope power supply

RF MICRO DEVICES INC

Dual inductive element charge pump buck and buck power supplies

Direct current (DC)-DC converter having a multi-stage output filter

Multiband RF switch ground isolation

Direct current (DC)-DC converter having a multi-stage output filter

Snubber for a direct current (DC)-DC converter

Auto-configuration of devices based upon configuration of serial input pins and supply

JONES DAVID E

Overlay class F choke

Linear mode and non-linear mode quadrature PA circuitry

Split current current digital-to-analog converter (IDAC) for dynamic device switching (DDS) of an RF PA stage

Embedded RF PA temperature compensating bias transistor

ESD protection of an RF PA semiconductor die using a PA controller semiconductor die

Independent PA biasing of a driver stage and a final stage

QORVO US INC

Addressing of slave devices on a single wire communications bus through register map address selection

Front end serial bus automatic bus park tri-state activation

Radio frequency front-end slave circuit and related apparatus

LEVESQUE CHRIS

Charge pump based power amplifier envelope power supply and bias power supply

Voltage compatible charge pump buck and buck power supplies

BERCHTOLD JEAN-CHRISTOPHE

DC-DC converter current sensing

JONES PAUL D

Combined RF detector and RF attenuator with concurrent outputs

WALKER GREGG A

Dynamic device switching (DDS) of an in-phase RF PA stage and a quadrature-phase RF PA stage

ZIMLICH DAVID

Feedback based buck timing of a direct current (DC)-DC converter

WILLIAMS STUART

PA bias power supply undershoot compensation

ARKISZEWSKI ROMAN ZBIGNIEW

Selecting PA bias levels of RF PA circuitry during a multislot burst

HONJO HIROFUMI

PA envelope power supply undershoot compensation

DEUCHARS ROBERT

DC-DC converter semiconductor die structure