Anhydrous HF release of process for MEMS devices

L Ouellet, G Migneault, J Li - US Patent 7,365,016, 2008 - Google Patents
Composition analysis of the surface of silicon nitride before exposure to the R0460881bleu,
2ed 63green anhydrous HF & solvent (or alcohol) additive release process, No oxygen …

Methods of forming vertical transistor devices with self-aligned top source/drain conductive contacts

JH Zhang, C Radens, SJ Bentley, BA Cohen… - US Patent …, 2016 - Google Patents
Forming a first sidewall spacer adjacent a vertically oriented channel semiconductor
structure (“VCS structure') and adjacent a cap layer, performing at least one planarization …

Methods of forming replacement gate structures and bottom and top source/drain regions on a vertical transistor device

SJ Bentley, JH Zhang, KY Lim, H Niimi - US Patent 9,640,636, 2017 - Google Patents
One illustrative method disclosed herein includes, among other things, forming an initial
vertically oriented channel semiconductor structure having a first height above a Sub strate …

Methods of forming a gate structure on a vertical transistor device

JH Zhang, SJ Bentley, KY Lim - US Patent 9,799,751, 2017 - Google Patents
US9799751B1 - Methods of forming a gate structure on a vertical transistor device - Google
Patents US9799751B1 - Methods of forming a gate structure on a vertical transistor device …

Semiconductor manufacturing method and semiconductor device

T Izumida - US Patent 7,115,476, 2006 - Google Patents
(57) ABSTRACT A method of manufacturing a semiconductor device includes forming a
mask layer on a semiconductor substrate, etching the semiconductor Substrate using the …

Sacrificial layer for channel surface retention and inner spacer formation in stacked-channel FETs

JB Chang, MA Guillorn, I Lauer, X Miao - US Patent 10,217,817, 2019 - Google Patents
Field effect transistors and methods of forming the same include forming a stack of
nanosheets of alternating layers of channel material and sacrificial material. A layer of …

Sacrificial layer for channel surface retention and inner spacer formation in stacked-channel FETs

JB Chang, MA Guillorn, I Lauer, X Miao - US Patent 10,325,983, 2019 - Google Patents
Field effect transistors include a stack of nanosheets of vertically arranged channel layers. A
source and drain region is positioned at respective ends of the vertically arranged channel …

III-V, Ge, or SiGe fin base lateral bipolar transistor structure and method

JB Chang, GP Lauer, I Lauer, JW Sleight - US Patent 9,209,095, 2015 - Google Patents
The present invention provides techniques for integrating a III-V, SiGe, or Ge fin base bipolar
transistor with CMOS finFET technology. In one aspect of the invention, a method of …

Methods of forming vertical transistor devices with different effective gate lengths

R Xie, CC Yeh, T Yamashita, K Cheng - US Patent 9,935,018, 2018 - Google Patents
One illustrative method disclosed herein includes, among other things, forming first and
second vertically-oriented channel (VOC) semiconductor structures for, respectively, first and …

Air gap adjacent a bottom source/drain region of vertical transistor device

R Xie, CC Yeh, K Cheng, T Yamashita - US Patent 10,014,370, 2018 - Google Patents
One illustrative method disclosed herein includes, among other things, forming an initial
bottom spacer above a semiconductor substrate and adjacent a vertically-oriented channel …