1
Ana Londergan
Khurshid Syed Alam, Evgeni Gousev, Marc Maurice Mignard, David Heald, Ana R Londergan, Philip Don Floyd: Equipment and methods for etching of MEMS. QUALCOMM MEMS Technologies, Knobbe Martens Olson & Bear, September 17, 2013: US08536059 (1 worldwide citation)

Etching equipment and methods are disclosed herein for more efficient etching of sacrificial material from between permanent MEMS structures. An etching head includes an elongate etchant inlet structure, which may be slot-shaped or an elongate distribution of inlet holes. A substrate is supported in ...


2
Ana Londergan
Khurshid Syed Alam, Evgeni Gousev, Marc Maurice Mignard, David Heald, Ana R Londergan, Philip Don Floyd: Equipment and methods for etching of mems. Qualcomm Mems Technologies, Knobbe Martens Olson & Bear, September 2, 2010: US20100219155-A1

Etching equipment and methods are disclosed herein for more efficient etching of sacrificial material from between permanent MEMS structures. An etching head includes an elongate etchant inlet structure, which may be slot-shaped or an elongate distribution of inlet holes. A substrate is supported in ...


3
John Michael Wyrwas, Evgeni Petrovich Gousev, Russell Wayne Gruhlke, Khurshid Syed Alam, Jacek Maitan, Linda Stacey Irish, Evgeni Yurij Poliakov, Thomas Gordon Brown, Samir Kumar Gupta: Pressure, rotation and stylus functionality for interactive display screens. QUALCOMM Incorporated, Weaver Austin Villeneuve & Sampson, February 28, 2017: US09582117 (1 worldwide citation)

This disclosure provides systems, methods and apparatus related to touch and gesture recognition with an electronic interactive display. The interactive display has a front surface that includes a viewing area, a planar light guide disposed proximate to and behind the front surface, a light source, ...


4
Russell Wayne Gruhlke, Ying Zhou, Khurshid Syed Alam, John Michael Wyrwas, Ron Lee Feldman, Kollengode Subramanian Narayanan, James Randolph Webster: Full range gesture system. QUALCOMM Incorporated, Weaver Austin Villeneuve & Sampson, August 8, 2017: US09726803

This disclosure relates to an interactive display, having a front surface including a viewing area, and providing an input/output interface for a user of an electronic device. A planar light guide (PLG) disposed substantially parallel to the front surface, has a periphery at least coextensive with t ...


5
John Michael Wyrwas, Ying Zhou, Khurshid Syed Alam, Mark Stirling Caskey, Babak Aryan: Infrared touch and hover system using time-sequential measurements. QUALCOMM Incorporated, Weaver Austin Villeneuve & Sampson, May 24, 2016: US09347833

A touch and hover-sensitive sensor system is provided. The system may include a planar light guide that has a plurality of light sources located along a first edge of the light guide and a plurality of light sensors located along a second edge of the light guide orthogonal to the first edge. The lig ...


6
John Michael Wyrwas, Russell Wayne Gruhlke, Khurshid Syed Alam, Kalin Mitkov Atanassov, Vikas Ramachandra, Hasib Ahmed Siddiqui, James Wilson Nash, Robert Mitchell Kleiman, Albrecht Johannes Lindner, Evgeni Petrovich Gousev: Large area interactive display screen. QUALCOMM Incorporated, Weaver Austin Vileneuve & Sampson —QUAL, March 20, 2018: US09921688

An interactive display, including a cover glass having a front surface that includes a viewing area provides an input/output (I/O) interface for a user of an electronic device. An arrangement includes a processor, a light source, and a camera disposed outside the periphery of the viewing area coplan ...