Hemodynamic monitoring system is presented. In one embodiment, a system for non-invasive monitoring of a subject's heart includes an RF transmitting antenna. The RF transmitting antenna is configured for transmitting at least one transmitted RF signal toward the subject. The system also includes an RF receiving antenna. The RF receiving antenna is configured for receiving at least one received RF signal transmitted by the RF transmitting antenna and modified by a subject's body. The RF transmitting antenna and the RF receiving antenna are located on opposing sides of a planar projection of the subject's heart. The system also includes a processing circuit configured for: controlling transmitting and receiving of the RF signal, and determining, based on the at least one received RF signal, at least one physiological parameter of the subject.
Hemodynamic monitoring system is presented. In one embodiment, a system for non-invasive monitoring of a subject's heart includes an RF transmitting antenna. The RF transmitting antenna is configured for transmitting at least one transmitted RF signal toward the subject. The system also includes an RF receiving antenna. The RF receiving antenna is configured for receiving at least one received RF signal transmitted by the RF transmitting antenna and modified by a subject's body. The RF transmitting antenna and the RF receiving antenna are located on opposing sides of a planar projection of the subject's heart. The system also includes a processing circuit configured for: controlling transmitting and receiving of the RF signal, and determining, based on the at least one received RF signal, at least one physiological parameter of the subject.
A61B 5/0295 - Measuring blood flow using plethysmography, i.e. measuring the variations in the volume of a body part as modified by the circulation of blood therethrough, e.g. impedance plethysmography
A61B 5/053 - Measuring electrical impedance or conductance of a portion of the body
A61B 5/107 - Measuring physical dimensions, e.g. size of the entire body or parts thereof
A61B 5/02 - Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
A micro impulse radar (MIR) system includes art MIR transceiver circuit configured to transmit, towards a subject, at least one transmitted radar signal, and receive at least one radar return signal. The system includes a control circuit configured to generate a control signal defining a radar signal parameter of the at least one transmitted radar signal, provide the control signal to the MIR transceiver circuit to cause the MIR transceiver circuit to transmit the at least one transmitted signal based on the radar signal parameter, and determine, based on the at least one radar return signal, a physiological parameter of the subject.
A61B 5/0507 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fieldsMeasuring using microwaves or radio waves using microwaves or terahertz waves
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61B 5/0205 - Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
G01S 13/00 - Systems using the reflection or reradiation of radio waves, e.g. radar systemsAnalogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
G01S 13/88 - Radar or analogous systems, specially adapted for specific applications
5.
IN-PLANE TRANSVERSE MOMENTUM INJECTION TO DISRUPT LARGE-SCALE EDDIES IN A TURBULENT BOUNDARY LAYER
Systems and methods are described herein to implement transverse momentum injection at low frequencies to directly modify large-scale eddies in a turbulent boundary layer on a surface of an object. A set of transverse momentum injection actuators may be positioned on the surface of the object to affect large-scale eddies in the turbulent boundary layer. The system may include a controller to selectively actuate the transverse momentum injection actuators with an actuation pattern to affect the large-scale eddies to modify the drag of the fluid flow on the surface. In various embodiments, the transverse momentum injection actuators may be operated at frequencies less than 10,000 Hertz.
A fluid control system includes a dielectric-barrier discharge (DBD) device, and processing circuitry. The processing circuitry is configured to obtain a streamwise length scale of a fluid flowing over a surface. The processing circuitry is also configured to obtain a convective time scale of the fluid flowing over the surface. The processing circuitry is also configured to operate the DBD device, based on the streamwise length scale and the convective time scale, to adjust a flow property of the fluid.
A system includes a surface, an actuator, and processing circuitry. The surface includes one or more non-actuating zones and one or more actuatable zones. The actuator is configured to a flow property of a fluid that flows over the one or more actuatable zones of the surface. The processing circuitry is configured to obtain a value of a parameter of the fluid that flows over the surface, and operate the actuator to adjust the flow property of the fluid that flows over the one or more actuatable zones based on the value of the parameter of the fluid.
A superconductor device includes a low-dimensional material with a critical temperature higher than a critical temperature corresponding to a bulk form of the lowdimensional material. The low-dimensional material can include shape and structural modifications of a low-dimensional material. The superconductor device can include various conformational arrangements of the low-dimensional material such as nanoribbons, nanotubes, or helices. The superconductor device can include functional groups, such as hydrogen, attached to the low-dimensional material. The superconductor device can include metallic clusters located in proximity to the low-dimensional material. The superconductor device can include a low-dimensional material which is a monolayer, bilayer or multilayer.
H01L 39/00 - Devices using superconductivity or hyperconductivity; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof
H01L 39/12 - Devices using superconductivity or hyperconductivity; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof - Details characterised by the material
H01L 39/24 - Processes or apparatus specially adapted for the manufacture or treatment of devices provided for in group or of parts thereof
9.
SYSTEMS AND METHODS OF ACTIVE CONTROL OF SURFACE DRAG USING SELECTIVE WAVE GENERATION
A system includes a surface (308), an actuator (304), and a controller (320). The surface (308) has a fluid flowing over the surface. The actuator (304) is coupled to the surface (308) to move the surface relative to the fluid. The controller (320) causes the actuator (304) to cause the surface to generate a surface wave that modifies drag in the fluid. The actuator (304) can cause the surface to generate a Love wave.
A system includes a surface having a fluid flowing over the surface. The fluid includes a flow regime having a streamwise length scale greater than about 100 times η and less than about 100,000 times η, where η is a viscous length scale of the flow regime, and a convective time scale greater than about 10η' and less than about 10,000η', where η' is a viscous time scale of the flow regime. The system includes a controller that causes at least one of motion the surface to modify fluid flow in the flow regime based on the streamwise length scale and the convective time scale or motion of the flow regime based on the streamwise length scale and the convectivse time scale.
A micro impulse radar (MIR) system includes an MIR transceiver circuit configured to transmit, towards a subject, at least one transmitted radar signal, and receive at least one radar return signal. The system includes a control circuit configured to generate a control signal defining a radar signal parameter of the at least one transmitted radar signal, provide the control signal to the MIR transceiver circuit to cause the MIR transceiver circuit to transmit the at least one transmitted signal based on the radar signal parameter, and determine, based on the at least one radar return signal, a physiological parameter of the subject.
A61B 5/0507 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fieldsMeasuring using microwaves or radio waves using microwaves or terahertz waves
A61B 5/029 - Measuring blood output from the heart, e.g. minute volume
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
G01S 13/00 - Systems using the reflection or reradiation of radio waves, e.g. radar systemsAnalogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
G01S 13/88 - Radar or analogous systems, specially adapted for specific applications
A micro impulse radar (MIR) system includes an MIR transceiver circuit configured to transmit, towards a subject, at least one transmitted radar signal, and receive at least one radar return signal. The system includes a control circuit configured to generate a control signal defining a radar signal parameter of the at least one transmitted radar signal, provide the control signal to the MIR transceiver circuit to cause the MIR transceiver circuit to transmit the at least one transmitted signal based on the radar signal parameter, and determine, based on the at least one radar return signal, a physiological parameter of the subject.
A micro impulse radar (MIR) system includes a first sensor, a second sensor, and a control circuit. The first sensor includes a micro impulse radar (MIR) sensor configured to receive a plurality of radar returns corresponding to an MIR radar signal transmitted towards a subject. The second sensor is configured to detect sensor data regarding the subject. The control circuit is configured to calculate a physiological parameter of the subject based on the plurality of radar returns and the sensor data.
A61B 5/05 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fieldsMeasuring using microwaves or radio waves
G01S 13/88 - Radar or analogous systems, specially adapted for specific applications
G01S 13/86 - Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
A61B 5/0205 - Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fieldsMeasuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A micro impulse radar (MIR) system includes a first sensor, a second sensor, and a control circuit. The first sensor includes a micro impulse radar (MIR) sensor configured to receive a plurality of radar returns corresponding to an MIR radar signal transmitted towards a subject. The second sensor is configured to detect sensor data regarding the subject. The control circuit is configured to calculate a physiological parameter of the subject based on the plurality of radar returns and the sensor data.
A61B 5/0265 - Measuring blood flow using electromagnetic means, e.g. electromagnetic flow meter
A61B 5/05 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fieldsMeasuring using microwaves or radio waves
A61B 5/055 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fieldsMeasuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
15.
SYSTEMS AND METHODS FOR DETECTING PHYSIOLOGICAL INFORMATION USING A SMART STETHOSCOPE
A stethoscope system includes a microphone device configured to receive a plurality of sound waves from the subject and output an audio signal corresponding to the plurality of sound waves; and a control circuit configured to receive the audio signal from the microphone device and calculate a physiological parameter based on the audio signal.
A fluid control system includes a deformable surface that covers a body in at least a first and second direction. The first direction is orthogonal to the second direction. The deformable surface includes a bottom side that faces the body and a top side that is opposite the bottom side. The fluid control system also includes at least one deformer between the deformable surface and the body. The at least one deformer is configured to modify a boundary layer of a fluid that is flowing over the deformable surface by selectively deforming the top side of the surface.
A superconductor device includes a high superconductivity transition temperature enhanced from the raw material transition temperature. The superconductor device includes a matrix material and a core material. The enhancing matrix material and the core material together create a system of strongly coupled carriers. A plurality of low-dimensional conductive features can be embedded in the matrix. The low-dimensional conductive features (e.g., nanowires or nanoparticles) can be conductors or superconductors. An interaction between electrons of the low-dimensional conductive features and the enhancing matrix material can promote excitations that increase a superconductivity transition temperature of the superconductor device.
H01L 39/12 - Devices using superconductivity or hyperconductivity; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof - Details characterised by the material
18.
Surveillance of stress conditions of persons using micro-impulse radar
One or more computers are configured to determine a human stress condition corresponding to one or more physical or physiological parameters extracted from one or more micro-impulse radar (MIR) signals.
G01S 13/00 - Systems using the reflection or reradiation of radio waves, e.g. radar systemsAnalogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
G08B 23/00 - Alarms responsive to unspecified undesired or abnormal conditions
A61B 5/05 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fieldsMeasuring using microwaves or radio waves
G01S 13/88 - Radar or analogous systems, specially adapted for specific applications
G01S 13/52 - Discriminating between fixed and moving objects or between objects moving at different speeds
G01S 13/86 - Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
G01S 7/41 - Details of systems according to groups , , of systems according to group using analysis of echo signal for target characterisationTarget signatureTarget cross-section
A61B 5/16 - Devices for psychotechnicsTesting reaction times
G01S 13/02 - Systems using reflection of radio waves, e.g. primary radar systemsAnalogous systems
A computer or entertainment system is configured to respond to data received from a micro impulse radar configured to detect movement, physiology, posture, presence, and/or absence of a person in one or more regions near the computer or entertainment system.
G01S 13/02 - Systems using reflection of radio waves, e.g. primary radar systemsAnalogous systems
G01S 7/41 - Details of systems according to groups , , of systems according to group using analysis of echo signal for target characterisationTarget signatureTarget cross-section
G01S 13/04 - Systems determining presence of a target
G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
H04N 21/422 - Input-only peripherals, e.g. global positioning system [GPS]
H04N 21/442 - Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed or the storage space available from the internal hard disk
20.
Tracking identities of persons using micro-impulse radar
One or more human attributes extracted from a micro-impulse radar (MIR) signal is correlated to a temporary identity or phenotypic identity of a person.
G06Q 30/02 - MarketingPrice estimation or determinationFundraising
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61B 5/08 - Measuring devices for evaluating the respiratory organs
A61B 5/05 - Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fieldsMeasuring using microwaves or radio waves
A61B 5/16 - Devices for psychotechnicsTesting reaction times
G01S 13/88 - Radar or analogous systems, specially adapted for specific applications
G01S 7/41 - Details of systems according to groups , , of systems according to group using analysis of echo signal for target characterisationTarget signatureTarget cross-section
G01S 13/52 - Discriminating between fixed and moving objects or between objects moving at different speeds
21.
Method and apparatus for measuring the motion of a person
One or more micro-impulse radars (MIRs) are configured to determine the movement of at least one person. Media can be output to the person responsive to the movement.
G01S 13/00 - Systems using the reflection or reradiation of radio waves, e.g. radar systemsAnalogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
G06Q 30/02 - MarketingPrice estimation or determinationFundraising
patents
