1
Robert A Street, Ichiro Fujieda, Steven Edward Nelson, Leonard Eugene Fennell: Compact document imager. Xerox Corporation, Oliff & Berridge, July 6, 1999: US05920401 (43 worldwide citation)

The compact document imager and display apparatus has a two-dimensional image sensor array, a flat panel display such as a liquid crystal display (LCD), and processing electronics. An illumination source can be added to illuminate the document on the sensor array and to provide backlight for the LCD ...


2
Kostadin Dimitrov Djordjev, Leonard Eugene Fennell, Nicholas Ian Buchan, David William Burns, Samir K Gupta, Sanghoon Bae: Display with peripherally configured ultrasonic biometric sensor. QUALCOMM Incorporated, Weaver Austin Villeneuve & Sampson, April 26, 2016: US09323393 (14 worldwide citation)

Various techniques and apparatuses are disclosed that provide for pixelated display modules that integrate an ultrasonic fingerprint or biometric sensing capability. In some implementations, the ultrasonic fingerprint sensor and the display components of the display module may share a common backpla ...


3
Leonard Eugene Fennell, Nicholas Ian Buchan, David William Burns, Kostadin Dimitrov Djordjev, Stephen Michael Gojevic, Jack Conway Kitchens II, John Keith Schneider, Nathaniel Robert Bennett, Kristopher Andrew Lavery: Ultrasonic sensor with bonded piezoelectric layer. SNAPTRACK, Weaver Austin Villeneuve & Sampson QUAL, July 31, 2018: US10036734

This disclosure provides systems, methods and apparatus related to an ultrasonic sensor for detecting ultrasonic energy. In some implementations, the ultrasonic sensor includes a piezoelectric receiver layer bonded with an adhesive to an array of pixel circuits disposed on a substrate, each pixel ci ...


4
Suryaprakash Ganti, Srikanth Chilukuru, Livingstone Song, Kostadin Dimitrov Djordjev, Jack Conway Kitchens, John Schneider, Nicholas Ian Buchan, Leonard Eugene Fennell, Hrishikesh Vijaykumar Panchawagh, Ashish Hinger, Nai Kuei Kuo, Kollengode Narayanan, Samir Kumar Gupta, Timothy Dickinson, Max Hamel, David William Burns, Muhammed Ibrahim Sezan, Eugene Dantsker: Ultrasonic authenticating button. QUALCOMM Incorporated, Silicon Valley Patent Group, April 17, 2018: US09945818

Embodiments of an ultrasonic button and methods for using the ultrasonic button are disclosed. In one embodiment, an ultrasonic button may include an ultrasonic transmitter configured to transmit an ultrasonic wave, a piezoelectric receiver layer configured to receive a reflected wave of the ultraso ...


5
Teruo Sasagawa, Leonard Eugene Fennell: Electromechanical systems apparatuses and methods for providing rough surfaces. QUALCOMM MEMS Technologies, May 3, 2012: US20120105385-A1

This disclosure provides systems, methods, and apparatus for producing roughness in an electromechanical device by nucleation under plasma CVD conditions. In one aspect, a substrate and at least a first layer are provided. The disclosure further provides gas phase nucleating particles under plasma C ...