Method of analyzing and processing signals

PS Addison, JN Watson - US Patent 8,255,029, 2012 - Google Patents
A physiological measurement system is disclosed which can take a pulse oximetry signal
such as a photoplethysmogram from a patient and then analyse the signal to measure …

Systems and methods for estimating values of a continuous wavelet transform

JN Watson, PS Addison, BM Van Slyke - US Patent 8,346,333, 2013 - Google Patents
According to embodiments, techniques for estimating scalogram energy values in a wedge
region of a scalogram are disclosed. A pulse oximetry system including a sensor or probe …

Systems and methods for resolving the continuous wavelet transform of a signal

BM Van Slyke, PS Addison, JN Watson - US Patent 8,594,759, 2013 - Google Patents
According to an embodiment, techniques for estimating scalogram energy values in a
wedge region of a scalogram are disclosed. A pulse oximetry system including a sensor or …

Systems And Methods For Identifying Non-Corrupted Signal Segments For Use In Determining Physiological Parameters

BM Van Slyke, PS Addison, S McGonigle… - US Patent App. 12 …, 2011 - Google Patents
According to embodiments, non-corrupted signal segments are detected by a data modeling
processor implementing an artificial neural network. The neural network may be trained to …

Methods and apparatus for producing and using lightly filtered photoplethysmograph signals

PS Addison, J Watson - US Patent 8,755,854, 2014 - Google Patents
One or more physiological conditions of a patient can be observed by obtaining a
photoplethysmograph (“PPG”) signal from the patient and by only lightly filtering that signal …

Processing and detecting baseline changes in signals

J Watson, PS Addison - US Patent 8,660,799, 2014 - Google Patents
According to embodiments, systems and methods for detecting the occurrence of events
from a signal are provided. A signal processing system may analyze baseline changes and …

Method and computer program for improving the dimensional acquisition of an object

B Van Coppenolle - US Patent 8,520,930, 2013 - Google Patents
The present invention relates to a method for improving the efficiency of dimensional
acquisition of an object by a dimensional measurement device directed over the object …

Method and system for screening cargo containers

E Bergeron, L Perron, A Bergeron - US Patent 7,734,102, 2010 - Google Patents
(57) ABSTRACT A system for screening cargo containers is provided including an image
generation device, an apparatus for screening cargo containers and an output module. The …

Separation and noise removal for multiple vibratory source seismic data

R Neelamani, C Krohn, J Krebs… - US Patent …, 2012 - Google Patents
The invention discloses a way to recover separated seismograms with reduced interference
noise by processing vibroseis data recorded (or computer simulated) with multiple vibrators …

Systems and methods for detecting threats and contraband in cargo

S Yu, R Chittineni, MJ McCarthy - US Patent 10,302,807, 2019 - Google Patents
The present specification discloses systems and methods for identifying and reporting
contents of a tanker, container or vehicle. Programmatic tools are provided to assist an …