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Stacked backside illuminated SPAD array
ABSTRACT A back-illuminated single-photon avalanche diode (SPAD) image sensor
includes a sensor wafer stacked vertically over a circuit wafer. The sensor wafer includes …
includes a sensor wafer stacked vertically over a circuit wafer. The sensor wafer includes …
Stacked backside illuminated SPAD array
(57) ABSTRACT A back-illuminated single-photon avalanche diode (SPAD) image sensor
includes a sensor wafer stacked vertically over a circuit wafer. The sensor wafer includes …
includes a sensor wafer stacked vertically over a circuit wafer. The sensor wafer includes …
Activity identification using an optical heart rate monitor
NA Kestelli, UL Block - US Patent 10,285,626, 2019 - Google Patents
A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood
flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular …
flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular …
SPAD detector having modulated sensitivity
The sensitivity of one or more single-photon avalanche diodes (SPAD) in a SPAD detector is
modulated over time. The sensitivity of all of the SPADs may be modulated, or the sensitivity …
modulated over time. The sensitivity of all of the SPADs may be modulated, or the sensitivity …
Techniques for providing a haptic output and sensing a haptic input using a piezoelectric body
Z Zhang, RH Koch, T Songatikamas - US Patent 10,622,538, 2020 - Google Patents
Haptic interfaces are described. One haptic interface includes a piezoelectric body and first
and second electrodes coupled to the piezoelectric body. The haptic interface also includes …
and second electrodes coupled to the piezoelectric body. The haptic interface also includes …
Portable device with virtual tactile keyboard and refreshable Braille display
DR Labbé, G Santerre, S Mckenzie-faucher… - US Patent …, 2018 - Google Patents
(57) ABSTRACT A single-unit portable Braille device is provided that can include a housing
and a touch-sensitive surface provided on the housing and configured to implement a virtual …
and a touch-sensitive surface provided on the housing and configured to implement a virtual …
Patterned activation of piezoelectric actuators
A Weber, RM Dikun - US Patent App. 13/036,264, 2012 - Google Patents
BACKGROUND 0002 Electronic devices are becoming more prevalent and more advanced.
Electronic devices can include, but are not limited to, cellular telephones, Smart telephones …
Electronic devices can include, but are not limited to, cellular telephones, Smart telephones …
Pixel binning in an image sensor
GA Agranov, C Molgaard, A Bahukhandi… - US Patent …, 2020 - Google Patents
Pixel binning is performed by summing charge from some pixels positioned diagonally in a
pixel array. Pixel signals output from pixels positioned diagonally in the pixel array may be …
pixel array. Pixel signals output from pixels positioned diagonally in the pixel array may be …
Text-to-touch techniques
LJ Wong, T **ong - US Patent 9,691,300, 2017 - Google Patents
The present technology may best be understood by refer ring to the following description
and accompanying draw ings that are used to illustrate embodiments of the present …
and accompanying draw ings that are used to illustrate embodiments of the present …
Image capture device, pixel, and method providing improved phase detection auto-focus performance
X Li, MC Patel - US Patent 10,440,301, 2019 - Google Patents
US10440301B2 - Image capture device, pixel, and method providing improved phase detection
auto-focus performance - Google Patents US10440301B2 - Image capture device, pixel, and …
auto-focus performance - Google Patents US10440301B2 - Image capture device, pixel, and …