23 patents
Utility
Automated machine vision-based defect detection
19 Dec 23
Provided are various mechanisms and processes for automatic computer vision-based defect detection using a neural network.
Rajen Bhatt, Shitong Mao, Raviprakash Kandury, Michelle Tai, Geoffrey Newman
Filed: 9 Dec 22
Utility
Method and system for training machine learning models on sensor nodes
15 Aug 23
Disclosed are apparatus and methods for automatically training a sensor node to detect anomalies in an environment.
Karanpreet Singh, Rajen Bhatt
Filed: 8 Sep 21
Utility
Method and system to prevent identity theft for fingerprint recognition enabled touch screen devices
30 May 23
The disclosure facilitates fingerprint recognition, user authentication, and prevention of loss of control of personal information and identity theft.
Yanfei Chen, Hasan. M. Masoud Smeir, Rajen Bhatt, Christopher Harrison, Sang Won Lee
Filed: 24 Nov 21
Utility
Method and apparatus for resolving touch screen ambiguities
4 Apr 23
A method and apparatus that resolve near touch ambiguities in a touch screen includes detecting a touch screen touch event and detecting a vibro-acoustic event.
Chris Harrison, Julia Schwarz, Robert Bo Xiao
Filed: 15 Sep 14
Utility
Adaptive ultrasonic sensing techniques and systems to mitigate interference
28 Feb 23
Disclosed are apparatus and methods for enhancing operation of an ultrasonic sensing device for determining the status of an object near such ultrasonic sensing device.
Taihei Munemoto, Leslie J. Schradin, III
Filed: 29 Jan 20
Utility
Detecting object proximity using touch sensitive surface sensing and ultrasonic sensing
3 Jan 23
Techniques enabling improved classification of touch or hover interactions of objects with a touch sensitive surface of a device are presented.
Taihei Munemoto, William Isaac Levine
Filed: 9 Dec 21
Utility
Automated machine vision-based defect detection
27 Dec 22
Provided are various mechanisms and processes for automatic computer vision-based defect detection using a neural network.
Rajen Bhatt, Shitong Mao, Raviprakash Kandury, Michelle Tai, Geoffrey Newman
Filed: 2 Dec 20
Utility
Method and apparatus for classifying finger touch events
1 Mar 22
A system for classifying touch events includes a touch screen configured to display an interactive element, one or more acoustic sensors coupled to the touch screen, a touch event detector configured to monitor the one or more acoustic sensors and to save acoustic signals sensed by the one or more acoustic sensors, wherein the touch event detector is further configured to detect touch events in which the interactive element is touched by a first or a second finger part of a user, and wherein the touch events result in generating the acoustic signals, and an acoustic classifier configured to classify the acoustic signals.
Christopher Harrison, Julia Schwarz, Robert Xiao
Filed: 5 Dec 17
Utility
Detecting object proximity using touch sensitive surface sensing and ultrasonic sensing
25 Jan 22
Techniques enabling improved classification of touch or hover interactions of objects with a touch sensitive surface of a device are presented.
Taihei Munemoto, William Isaac Levine
Filed: 28 Jun 19
Utility
Method and system to prevent identity theft for fingerprint recognition enabled touch screen devices
4 Jan 22
The disclosure facilitates fingerprint recognition, user authentication, and prevention of loss of control of personal information and identity theft.
Yanfei Chen, Hasan.M.Masoud Smeir, Rajen Bhatt, Christopher Harrison, Sang Won Lee
Filed: 9 May 19
Utility
Methods and systems for processing touch inputs based on touch type and touch intensity
16 Nov 21
A method for sensing touch inputs to a digital equipment is provided, comprising the steps of sensing a sound/vibration signal generated by a touch, digitally processing the sensed sound/vibration signal, and determining the type of touch means that has generated the touch and the intensity of the touch based on the properties of the processed sound/vibration signal, wherein the properties include at least one of the following properties of the sound/vibration signal in time domain: maximum amplitude, average amplitude, average frequency, mean, standard deviation, standard deviation normalized by overall amplitude, variance, skewness, kurtosis, sum, absolute sum, root mean square (RMS), crest factor, dispersion, entropy, power sum, center of mass, coefficients of variation, cross correlation, zero-crossings, seasonality, DC bias, or the above properties computed for the first, second, third or higher order of derivatives of the sound/vibration signal; and the following properties of the sound/vibration signal in frequency domain: spectral centroid, spectral density, spherical harmonics, total average spectral energy, band energy ratios for every octave, log spectral band ratios, linear prediction-based cepstral coefficients (LPCCs), perceptual linear prediction (PLP) cepstral coefficients, mel-frequency cepstral coefficients, frequency topology, or the above properties computed for the first, second, third or higher order of derivatives of a frequency domain representation of the sound/vibration signal.
Christopher Harrison
Filed: 19 Mar 14
Utility
Determining pitch and yaw for touchscreen interactions
29 Jun 21
A method and apparatus for determining pitch and yaw of an elongated interface object as it interacts with a touchscreen surface.
Christopher Harrison, Julia Schwarz, Robert Bo Xiao
Filed: 26 Jul 17
Utility
Method for improving accuracy of touch screen event analysis by use of spatiotemporal touch patterns
8 Jun 21
A method of classifying touch screen events uses known non-random patterns of touch events over short periods of time to increase the accuracy of analyzing such events.
Julia Schwarz, Christopher Harrison
Filed: 21 Feb 20
Utility
Recognizing and rejecting unintentional touch events associated with a touch sensitive device
18 May 21
Techniques enabling improved classification of touch events associated with a touch sensitive surface of a touch sensitive device and rejection of unintentional touch events associated with the touch sensitive surface are presented.
Taihei Munemoto
Filed: 21 Aug 18
Utility
Using finger touch types to interact with electronic devices
6 Apr 21
An electronic device includes a touch-sensitive surface, for example a touch pad or touch screen.
Christopher Harrison, Julia Schwarz, Robert Bo Xiao
Filed: 12 Feb 20
Utility
Method and apparatus for classifying a touch event on a touchscreen as related to one of multiple function generating interaction layers
16 Mar 21
A system for classifying touch events of different interaction layers includes a touch screen configured to display an interactive element, one or more vibro-acoustic sensors coupled to the touch screen, a touch event detector configured to monitor the one or more vibro-acoustic sensors and to save vibro-acoustic signals sensed by the one or more vibro acoustic sensors, wherein the touch event detector is further configured to detect touch events in which the interactive element is touched by a first or a second finger part of a user, and wherein the touch events result in generating the vibro-acoustic signals, and a vibro-acoustic classifier is configured to classify the vibro-acoustic signals and activate corresponding functions in the different layers dependent upon which finger part is used.
Chris Harrison, Julia Schwarz, Leandro Damian Zungri
Filed: 15 Jan 17
Utility
Managing activity states of an application processor in relation to touch or hover interactions with a touch sensitive device
9 Mar 21
Techniques that can improve efficiency of a touch sensitive device are presented.
Joshua Dale Stone, Yanfei Chen, Shyama Purnima Dorbala, Bo Robert Xiao
Filed: 6 May 19
Utility
Method and apparatus for classifying contacts with a touch sensitive device
13 Jul 20
Touch sensitive devices, methods and computer readable recording mediums are provided that allow for improved classification of objects against a touch sensitive surface of a touch sensitive device based upon analysis of subdivisions of data representing contact with the touch sensitive surface during a period of time.
Julia Schwarz, Robert Bo Xiao, Chris Harrison
Filed: 11 Apr 15
Utility
Touch sensitive device with multi-sensor stream synchronized data
4 May 20
Touch sensitive devices having sensor systems and sensor systems for use with touch sensitive devices are provided.
Christopher Harrison
Filed: 23 Aug 15
Utility
Method for improving accuracy of touch screen event analysis by use of spatiotemporal touch patterns
30 Mar 20
A method of classifying touch screen events uses known non-random patterns of touch events over short periods of time to increase the accuracy of analyzing such events.
Julia Schwarz, Chris Harrison
Filed: 23 Sep 14