Display with backside ultrasonic sensor array

US9551783B2 · kind B2 · utility

Assignee

• QUALCOMM Incorporated · US

Inventors

• John K. Schneider · Williamsville, US
• Jack C. Kitchens · Tonawanda, US
• Stephen Michael Gojevic · Lockport, US
• Timothy Dickinson · Crystal Lake, US
• Samir Kumar Gupta · San Diego, US
• Kostadin Dimitrov Djordjev · Los Gatos, US
• David William Burns · Minneapolis, US
• Leonard Eugene Fennell · San Jose, US
• Suryaprakash Ganti · Los Altos, US

Key dates

• Filing date: May 30, 2014
• Grant date: Jan 24, 2017
• Expiry date: Dec 3, 2034

Classification

• Technology area (CPC G): Physics
• CPC primary: G06F3/043
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

A display device has a visual display capable of providing an image and an ultrasonic sensor array attached to a backside component of the visual display. The ultrasonic sensor array may be an ultrasonic area array sensor. For example, the backside component may be a backlight, an optical waveguide, or a display TFT.