Abstract: A glucose biosensor includes a plurality of optical fibers configured for placement within the ear canal. A first optical fiber emits light into the ear canal. A plurality of other optical fibers capture and transmit the reflected light back to the glucose biosensor. A plurality of photodetectors are configured in the glucose biosensor to detect the reflected light from the plurality of optical fibers. The glucose biosensor processes the detected light from each photodetector to determine a glucose level measurement. In an embodiment, the glucose biosensor also obtains a second glucose level measurement using another method and determines a calibration for the first glucose level measurement using the second glucose level measurement.

Abstract: A device includes an optical circuit that obtains a first signal at a first wavelength using light reflected from skin tissue of a patient, wherein the first wavelength has a high absorption coefficient for nitric oxide (NO) in blood flow and a second PPG signal at a second wavelength using light reflected from skin tissue of the patient, wherein the second wavelength has a low absorption coefficient for NO in blood flow. A measurement of a level of NO in blood flow is determined using the first PPG signal and the second PPG signal. A health condition is determined using the measurement of the level of NO, such as hyperglycemia or hypoglycemia.

Abstract: A biosensor includes an optical circuit that obtains a plurality of photoplethysmography (PPG) signals from light at different wavelengths that is reflected from or transmitted through tissue of a user. A processing circuit determines a measurement value for a nitric oxide (NO) level in blood flow using first and second PPG signals and determines an insulin response from caloric intake using the measurement value for the NO level in blood flow. The first PPG signal is obtained from light at a wavelength having a high absorption coefficient for NO in blood flow and the second PPG signal is obtained from light at a second wavelength having a low absorption coefficient for NO in blood flow. The processing circuit also determines one or more phases of digestion using at least one or more of the plurality of PPG signals.

Abstract: A vehicle includes a control system for controlling one or more operations of the vehicle. A touchpoint integrated in the vehicle is configured to receive PPG signals reflected from skin of an occupant, wherein the PPG signals are at a plurality of wavelengths. A processing circuit is configured to determine a signal quality of at least one of the PPG signals and generate one or more of: a visible feedback, an audible feedback or a tactile feedback in response the signal quality of the at least one PPG signal. The PPG signals to obtain health information of a user and generate a health message to the control system of the vehicle in response to the health information, wherein the control system controls one or more operations of the vehicle in response to the health message.

Abstract: A vehicle includes a control system for controlling one or more operations of the vehicle. A touchpoint integrated in the vehicle is configured to receive PPG signals reflected from skin of an occupant, wherein the PPG signals are at a plurality of wavelengths. A processing circuit is configured to determine a signal quality of at least one of the PPG signals and generate one or more of: a visible feedback, an audible feedback or a tactile feedback in response the signal quality of the at least one PPG signal. The PPG signals to obtain health information of a user and generate a health message to the control system of the vehicle in response to the health information, wherein the control system controls one or more operations of the vehicle in response to the health message.

Abstract: A photoplethysmography (PPG) circuit obtains PPG signals at a plurality of wavelengths of light reflected from tissue of a user. A processing device generates parameters using the PPG signals to determine a glucose level in blood flow of the user. The parameters include one or more ratio values obtained using the plurality of PPG signals; a phase delay between the plurality of PPG signals; a correlation of phase shape between the plurality of PPG signals or a periodicity of one or more of the plurality of PPG signals.

Abstract: A photoplethysmography (PPG) circuit obtains PPG signals at a plurality of wavelengths of light reflected from tissue of a user. A processing device generates parameters using the PPG signals to screen the user for an infection, such as sepsis, influenza and/or COVID-19. The processing device may also determine a severity level of the infection and a confidence level in the determination. The parameters may include a measurement of nitric oxide (NO) level, respiration rate, heart rate and/or oxygen saturation.

Abstract: A biosensor obtains at least a first photoplethysmography (PPG) signal at a first wavelength from a user and a second PPG signal obtained at a second wavelength from the user. The biosensor determines a first R value of the user using the first PPG signal and the second PPG signal and compares the first R value of the user to a normal range of R values for a blood type of the user. The biosensor determines a color of blood of the user using the first, second or another PPG signal and determines an abnormal condition that affects red blood cells of the user in response to the color of the blood and/or in response to the comparison or the first R value of the user to a normal range of R values for a blood type of the user.

Abstract: A photoplethysmography (PPG) circuit or non-contact camera obtains PPG signals at a plurality of wavelengths. A signal processing module obtains at least a first spectral response around a first wavelength and a second spectral response around a second wavelength. The signal processing device generates PPG input data using the PPG signals, wherein the PPG input data includes one or more parameters obtained from each of the first spectral response and the second spectral response. A neural network processing device generates an input vector including the PPG input data and determines an output vector including health data, wherein the health data includes for example, an oxygen saturation level, a heart rate, or indication of a septic condition.

Abstract: A biosensor unit is coupled to a user device and may communicate with the user device over a short range wireless or wired interface. The biosensor unit includes an optical sensor used to obtain a plurality of PPG signals. The PPG signals are used to obtain an oxygen saturation level, a heart rate and a respiration rate of a user. The PPG signal may also be used to obtain a nitric oxide (NO) level and glucose level of the user. The user device may generate a graphical user interface to display the biosensor data to a user.

Abstract: A photoplethysmography (PPG) circuit obtains PPG signals at a plurality of wavelengths of light reflected from tissue of a user. A processing device generates parameters using the PPG signals to screen the user for an infection, such as sepsis, influenza and/or COVID-19. The processing device may also determine a severity level of the infection and a confidence level in the determination. The parameters may include a measurement of nitric oxide (NO) level, respiration rate, heart rate and/or oxygen saturation.

Abstract: A photoplethysmography (PPG) circuit obtains PPG signals at a plurality of wavelengths of light reflected from tissue of a user. A processing device generates parameters using the PPG signals to determine a glucose level in blood flow of the user. The parameters include one or more ratio values obtained using the plurality of PPG signals; a phase delay between the plurality of PPG signals; a correlation of phase shape between the plurality of PPG signals or a periodicity of one or more of the plurality of PPG signals.

Abstract: A biosensor identifies a blood type using photoplethysmography (PPG) technology. A PPG circuit obtains a plurality of spectral responses at a plurality of wavelengths detected from skin of a user. A processing circuit determines a blood factor indicator using the plurality of spectral responses. The blood factor indicator may include a signal quality parameter or a ratio R value. A calibration database includes a correlation of the blood factor indicator to a plurality of blood types. The blood type of the user is identified using the blood factor indicator and the calibration database.

Abstract: User equipment is configured to collect biosensor data from an integrated biosensor or by receiving biosensor data from one or more external biosensors. The user equipment includes a Health Monitoring (HM) application. The HM application is configured to receive the biosensor data and display the biosensor data on the display of the user equipment. The user equipment may also communicate biosensor data over a local or wide area network to a third party, such as a pharmacy or health care provider.

Abstract: A photoplethysmography (PPG) circuit or non-contact camera obtains PPG signals at a plurality of wavelengths. A signal processing module obtains at least a first spectral response around a first wavelength and a second spectral response around a second wavelength. The signal processing device generates PPG input data using the PPG signals, wherein the PPG input data includes one or more parameters obtained from each of the first spectral response and the second spectral response. A neural network processing device generates an input vector including the PPG input data and determines an output vector including health data, wherein the health data includes for example, an oxygen saturation level, a glucose level or a blood alcohol level.

Abstract: A biosensor includes an optical circuit that obtains a plurality of photoplethysmography (PPG) signals from light at different wavelengths that is reflected from or transmitted through tissue of a user. A processing circuit determines a measurement value for a nitric oxide (NO) level in blood flow using first and second PPG signals and determines an insulin response from caloric intake using the measurement value for the NO level in blood flow. The first PPG signal is obtained from light at a wavelength having a high absorption coefficient for NO in blood flow and the second PPG signal is obtained from light at a second wavelength having a low absorption coefficient for NO in blood flow. The processing circuit also determines one or more phases of digestion using at least one or more of the plurality of PPG signals.

Abstract: An optical circuit detects PPG signals reflected from skin tissue at one or more different wavelengths. A processing circuit integrated in the biosensor or in communication with the biosensor processes the PPG signals to obtain a period of vasodilation, a level of vasodilation and rate of change of the level of vasodilation. The processing circuit compares the level of vasodilation to a normal range and determines an arterial stiffness index using the comparison and the rate of change of the level of vasodilation.

Abstract: An optical circuit detects optical signals reflected from skin tissue at one or more different wavelengths. A processing circuit integrated with the optical circuit or in communication with the optical circuit identifies an insulin release event using at least one optical signal at a first wavelength. A frequency of insulin release events is determined and in response to the frequency of the insulin release events, vascular imaging or a vascular test is delayed or performed.

Abstract: A gantry system comprises a bearing assembly including at least two rows of ball bearings, an inner race portion including an inner race and a first outer peripheral face and an outer race portion including an outer race and a second outer peripheral face. A first mounting plate is mounted to the first outer peripheral face of the inner race portion. The first mounting plate has a substantial portion that is relatively flat where it contacts the first outer peripheral face. In addition, the first mounting plate is relatively thin in comparison to the inner race portion such that the first mounting plate conforms to the surface of the inner race portion.

Abstract: A remote device includes a biosensor interface that is configured to collect biosensor data from an integrated biosensor or by receiving biosensor data from one or more external biosensors or other types of sensors either through a wireless connection or a wired connection. The remote device communicates with a television to display the biosensor data on the television. The television may communicate biosensor data to third party, such as a pharmacy or physician's office or service provider.