Surface acoustic wave device having a piezoelectric layer on a quartz substrate and methods of manufacturing thereof

M Solal, S Inoue - US Patent 10,084,427, 2018 - Google Patents
(57) ABSTRACT Embodiments of a Surface Acoustic Wave (SAW) device and methods of
fabrication thereof are disclosed. In some embodiments, a SAW device includes a quartz …

S-contact for SOI

B Tasbas, SE Willard, A Duvallet… - US Patent 9,837,412, 2017 - Google Patents
Systems, methods, and apparatus for an improved protection from charge injection into
layers of a device using resistive structures are described. Such resistive structures, named …

Managed substrate effects for stabilized SOI FETs

RM Englekirk, K Bargroff, CC Murphy… - US Patent …, 2019 - Google Patents
Modified silicon-on-insulator (SOI) substrates having a trap rich layer, and methods for
making such modifications. The modified regions eliminate or manage accumulated charge …

Transient stabilized SOI FETs

RM Englekirk, K Bargroff, CC Murphy… - US Patent …, 2020 - Google Patents
Integrated circuits (ICs) that avoid or mitigate creation of changes in accumulated charge in
a silicon-on-insulator (SOI) substrate, particularly an SOI substrate having a trap rich layer. In …

Guided surface acoustic wave device providing spurious mode rejection

S Inoue, M Solal - US Patent 10,128,814, 2018 - Google Patents
(57) ABSTRACT Embodiments of a Surface Acoustic Wave (SAW) device having a guided
SAW structure that provides spurious mode suppression and methods of fabrication thereof …

Thermal extraction of single layer transfer integrated circuits

A Paul, RJ Dowling, H Yamada, A Duvallet… - US Patent …, 2020 - Google Patents
(57) ABSTRACT A FET IC structure made using a back-side access process that mitigates or
eliminates thermal conductivity problems. In some embodiments, electrically-isolated …

Bonded wafers and surface acoustic wave devices using same

S Inoue, M Solal, R Aigner - US Patent 10,574,203, 2020 - Google Patents
(57) ABSTRACT A bonded wafer with low carrier lifetime in silicon com-prises a silicon
substrate having opposing top and bottom surfaces; a piezoelectric layer bonded over the …

Quartz orientation for guided SAW devices

S Inoue, M Solal - US Patent 11,206,007, 2021 - Google Patents
(57) ABSTRACT Guided Surface Acoustic Wave (SAW) devices with improved quartz
orientations are disclosed. A guided SAW device includes a quartz carrier substrate, a …

Systems, methods and apparatus for enabling high voltage circuits

B Abesingha, SE Willard, A Duvallet, M Green… - US Patent …, 2017 - Google Patents
Systems, methods and apparatus for coexistence of high voltage and low voltage devices
and circuits on a same integrated circuit fabricated in silicon-on-insulator (SOI) technology …

Methods for fabrication of bonded wafers and surface acoustic wave devices using same

S Inoue, M Solal, R Aigner - US Patent 10,381,998, 2019 - Google Patents
US10381998B2 - Methods for fabrication of bonded wafers and surface acoustic wave
devices using same - Google Patents US10381998B2 - Methods for fabrication of bonded …