48 results about "Activity sensing" patented technology

A user borne portable personal digital assistant, a brain activity sensing system, a surround sensing system, and correlation system are provided for video logging and memory enhancement. Signatures simultaneously input from the brain system and surround system representing the environment around the user at a given time and place are correlated into a historical relational database. Real-time query means for identifying correlations between the historical database and current internal and external signatures as the user moves through space and time are provided. Body integrated sensor, processing, and display devices are provided to accomplish statistically valid neural representations within the brain correlated to externally originated geo-spatial information and sensory representations surrounding the user. Methods and systems are disclosed for using the resultant data from the data logging system as input into a simulation, stimulation, search engine, social network, telecommunication, or emulation system within a biological, mechanical, and bio-mechanical system.

A mobile user borne brain activity data and surrounding environment data correlation system comprising a brain activity sensing subsystem, a recording subsystem, a measurement computer subsystem, a user sensing subsystem, a surrounding environment sensing subsystem, a correlation subsystem, a user portable electronic device, a non-transitory computer readable medium, and a computer processing device. The mobile user borne system collects and records brain activity data and surrounding environment data and statistically correlates and processes the data for communicating the data into a recipient biological, mechanical, or bio-mechanical system.

An apparatus and a method enabled by the apparatus perform a method of measuring wagering activity on a gaming table. The method comprises providing at least one grid of sensors positioned over an area defined by the surface of a gaming table to sense the presence or absence of gaming elements on the gaming table surface. The sensors sense gaming elements (e.g., playing cards, gaming chips, tokens, player cards, etc.) on the gaming table surface. Signals are sent from the sensors (preferably to a logic control device) indicating the presence or absence of the gaming elements. The logic control device sends signals to a processor in response to receiving the signals from the sensors, and the processor storing information from said signals from the logic control system indicating the presence or absence of gaming elements on the casino table surface.

Improved techniques and systems to calibrate an electronic device that is providing activity sensing are disclosed. The activity being sensed can, for example, correspond to walking or running by a user. In one embodiment, calibration can be performed by a portable electronic device so that activity data it receives from a remote sensor device can be more accurately processed. The improved techniques and systems to calibrate can be used to monitor, process, present and manage data captured by a remote sensor. The portable electronic device can also offer a convenient user interface that can be visual and / or audio based, customized to a particular application, user-friendly and / or dynamic. The portable electronic device can pertain to a portable media player and thus also provide media playback.

Improved techniques and systems to calibrate an electronic device that is providing activity sensing are disclosed. The activity being sensed can, for example, correspond to walking or running by a user. In one embodiment, calibration can be performed by a portable electronic device so that activity data it receives from a remote sensor device can be more accurately processed. The improved techniques and systems to calibrate can be used to monitor, process, present and manage data captured by a remote sensor. The portable electronic device can also offer a convenient user interface that can be visual and / or audio based, customized to a particular application, user-friendly and / or dynamic. The portable electronic device can pertain to a portable media player and thus also provide media playback.

A system includes a housing with energy delivery circuitry and detection circuitry. One or more electrodes are coupled to the circuitry and used to sense cardiac and muscle activity. A processor is coupled to the energy delivery and detection circuitry. The processor may detect a ventricular arrhythmia using a cardiac signal developed from the sensed cardiac activity and may also detect an activity state of the patient using an activity signal developed from the sensed muscle activity. The processor modifies delivery of a therapy to treat the arrhythmia in response to the activity signal. A method involves detecting signals using subcutaneous electrodes, and discerning a cardiac signal and a patient activity signal from the detected signals. Arrhythmia therapy may be modified to treat the arrhythmia in response to the activity signal.

The invention relates to an old people fall detection and alarm system based on a 3D (3-dimensional) accelerometer and a gyroscope, belonging to the field of electronic information. The old people fall detection and alarm system is characterized in that a human body motion activity sensing module which is integrated with the 3D accelerometer, the gyroscope, a bluetooth chip and a microprocessor is embedded into a vest which is put on by old people, the 3D acceleration and the angular speed data of the activities of the old people are acquired in real time, the data of the activities is transmitted to a smart mobile phone in which fall detection software runs through bluetooth; the fall detection software automatically calculates the corresponding resultant acceleration alpha and the corresponding deflection angle theta according to the received activity data; and when the resultant acceleration alpha is larger than a resultant acceleration threshold alpha T and the deflection angle theta is larger than a deflection angle threshold theta T, a fall which occurs is judged, an alarm is given out by calling a designated contact person or transmitting a short message containing the position of the old people to the designated contact person through the mobile phone. The resultant acceleration threshold alpha T and the deflection angle threshold theta T used by the fall detection software are obtained by adopting a Bayesian algorithm. The fall detection and alarm system has the characteristics that the detection accuracy is high and the system is convenient for the old people to use.

Handwriting activity is recorded by use of electromyography (EMG) signals detected from muscles at several locations on the hand. The EMG signals are sensed and registered. The sensed signals are processed and stored, after which the signals are analyzed to reconstruct handwriting activity into a digital format. Machine edible text is generated and displayed along with a graphical depiction of the handwriting.

An apparatus, a method, and a computer program product for detecting a gesture of a body part relative to a surface are provided. The apparatus determines if the body part is in proximity of the surface. If the body part is in proximity of the surface, the apparatus determines if electrical activity sensed from the body part is indicative of contact between the body part and the surface. If the body part is in contact with the surface, the apparatus determines if motion activity sensed from the body part is indicative of the gesture.

The cardiac rhythm management system includes an implantable medical device (IMD) with leads carrying electrodes for sensing cardiac electrical activity, and a physiologic sensor for sensing cardiac mechanical activity. The IMD measures electromechanical delays between electrical activity sensed by the electrodes and mechanical activity sensed by the physiologic sensor. The measured electromechanical delays can be used to detect lead dislodgement and to assess dyssynchrony between two areas of the heart, such as the right ventricle and the left ventricle.

Determining a physical state of a person includes detecting positions of different portions of the person, transforming detected positions of the person into a point cloud having a density that varies according to movement of each of the portions, correlating movement and position data from the point cloud with known physical state positions and transitions between different states, and choosing a particular physical state by matching the data from the point cloud with the particular physical state. Positions of different portions of the person may be detected using a tracking device. The tracking device may be a non-contact tracking device. The tracking device may include at least one wide band radar. The tracking devices may communicate wirelessly with at least one server in a cloud computing system. The states may include walking, standing, sitting, laying down, turning in bed, falling, and / or departed.

Determining a physical state of a person includes detecting positions of different portions of the person, transforming detected positions into a point cloud having a density that varies according to movement of each of the portions, correlating movement and position data from the point cloud with known physical state positions and transitions between different states, choosing a particular physical state by matching the data from the point cloud with the particular physical state, and obtaining vital signs of the person during an optimal period of time for automatic capturing of vital signs by detecting when the person is in a particular state. The particular state may be a static state. The static state may be standing, sitting, or laying down. The vital signs may include measuring a breathing rate and measuring a heartbeat rate. Vital signs may be obtained by detecting pulsations in the point cloud representing breathing and heartbeats.

A system and method for reducing power consumption in an inactive device. Based upon inputs received from one or more sensors, a processor in a device determines that the device has not moved or has been inactive for a predetermined period. One or more components of the device are placed in an inactive state or in a sleep mode when the device has been inactive for the predetermined period. The inactive state or sleep mode requires less power consumption by the components than an active mode of operation. A piezoelectric sensor in the device is used to detect movement. The piezoelectric sensor provides an input signal to the processor upon detecting movement of the device. The one or more components are placed in the active mode in response to the input signal.

A fan coil thermostat with activity sensing can save energy, for example, through operating fan coil system(10) more effectively. The fan coil system using the fan coil thermostat can save more energy. The fan coil system(10) comprises: a fan coil(12) which is configured for fluid communication with a source of heated fluid and / or a source of cooled fluid, a valve(22) that controls fluid flow through the fan coil, a fan(14) that blows air across the fan coil(12). The fan coil thermostat may include a controller(32) that implements a control algorithm that can calculate error percentage relative to the temperature difference between the current temperature and the set temperature. The error percentage includes a proportion item and an integral item relative to the temperature difference. The controller(32) can adjust fan speed according to the error percentage.

The invention discloses a wearable physiological resonance simulation system, an electric stimulation device and a physiological activity sensing device. The wearable physiological resonance simulation system is installed on the head and / or ears of a user by an ear-wearing structure, and the simulation applied to the user is adjusted by using a brain electric signal as the foundation, so that the effect of influencing the physiological state, the brain state, and / or the conscious state of the user can be achieved.

The invention discloses a spectacle type brain activity sensor for detecting brain waves of the cerebral cortex and a spectacle type electrophysiological activity sensing device. The spectacle type brain activity sensor comprises a spectacle structure, wherein the spectacle structure comprises at least one nose pad and two spectacle legs, an electrode for encephalograms is arranged on the spectacle structure, for the spectacle structure, the nose of a user supports the at least one nose pad, the two auricles of the user support the two spectacle legs, then the spectacle structure is arranged on the head of the user, so that the electrode for encephalograms contacts a V-shaped concave part between one auricle and the skull and / or the back skin of the auricle, and further, electroencephalogram signals can be obtained through the electrode for encephalograms.

The cardiac rhythm management system includes an implantable medical device (IMD) with leads carrying electrodes for sensing cardiac electrical activity, and a physiologic sensor for sensing cardiac mechanical activity. The IMD measures electromechanical delays between electrical activity sensed by the electrodes and mechanical activity sensed by the physiologic sensor. The measured electromechanical delays can be used to detect lead dislodgement and to assess dyssynchrony between two areas of the heart, such as the right ventricle and the left ventricle.

An apparatus, a method, and a computer program product for detecting a gesture of a body part relative to a surface are provided. The apparatus determines if the body part is in proximity of the surface. If the body part is in proximity of the surface, the apparatus determines if electrical activity sensed from the body part is indicative of contact between the body part and the surface. If the body part is in contact with the surface, the apparatus determines if motion activity sensed from the body part is indicative of the gesture.

The invention relates to the water treatment industry, in particular to the aspect of the filtration and warning of a filter element. The invention discloses a detection and warning method of the pollution of a filtering layer of a water purifier, which comprises the following steps: providing the power supply of electrical energy needed by a system, also comprises a water pressure induction device for inducting the change of the water pressure of the filter element, a signal acquisition device for transforming a water pressure changing signal into an electrical signal, and a signal recognition circuit; a movable inductor of the water pressure induction system generates displacement under the effect of the water pressure of the detected filter element and the displacement triggers the signal acquisition device to be conducted; the recognition circuit carries out detection and recognition to the time of the lasting conduction of the conducting signal so as to judge whether a warning and prompting signal needs to be sent. The invention has simple method and easy operation, can actually reflect the state of the detected filter element, sends out the warning signal to prompt the user in time and ensures the safe use of the water purifier.

The present invention provides an activity-sensing ground pad for integrating with a monitoring apparatus to continuously monitor human activity in the home environment. The activity-sensing ground pad includes a modular base, a sensing layer arranged on the modular base, an insulating layer arranged on the sensing layer, and a conductive elastic layer formed to cover the insulating layer. Specifically, the modular base has a first assembling side with a plurality of first engagement portions thereon and a second assembling side opposite to the first assembling side with a plurality of second engagement portions thereon, wherein a first electrical connector is arranged on one of the engaging portions, and a second electrical connector is arranged on one of the engaging portions in correspondence with the first electrical connector.

A system and a method for directing a camera based on time-series data are disclosed, wherein the time-series data represent atomic activities sensed by sensors in an environment, and wherein each atomic activity includes a time and a location at which the each atomic activity is sensed, comprising: providing a spatio-temporal pattern of the specified atomic activity, wherein the spatio-temporal pattern is based only on the time and the location of the atomic activities, such that a spatio-temporal sequence of the atomic activities forms the specified primitive activity; detecting, in the time-series data, a sensed primitive activity corresponding to the spatio-temporal pattern to produce a result, wherein the detecting is performed by a processor; and directing the camera based on the result.

The invention provides an activity sensing control device and an activity sensing control method, wherein a signal separation unit is used for separating Doppler intermediate frequency signals of frequency bands respectively corresponding to movement action, jogging action, breathing action and / or heartbeat action of a human body in the Doppler intermediate frequency signals in at least one continuous time period, and a signal processing module is used for calling corresponding control commands in virtue of the combinations of effective features of the Doppler intermediate frequency signals ofdifferent frequency bands in the continuous time period, the corresponding electrical equipment is controlled based on activity states under a human body existence state and a human body staying state corresponding to the action state combinations of movement action, jogging action, breathing action and / or heartbeat action of the human body in the continuous time period, so that the working stateof the electrical equipment can be humanized and intelligently adapted to the activity state of the human body in the staying state.

This invention relates to virtual space movement sensor device, which is characterized by the following: several movement sensors distributed on one socket to form one sensor area; each movement sensor comprises sensor ball and one set of sensor parts connected to computer; sensor parts generated signals same with senor ball movement are sent to computer through its analysis to convert the movement on socket into movement and position change in virtual space.

An intravascular catheter for peri-vascular nerve activity sensing or measurement includes multiple needles advanced through supported guide tubes (needle guiding elements) which expand with open ends around a central axis to contact the interior surface of the wall of the renal artery or other vessel of a human body allowing the needles to be advanced though the vessel wall into the perivascular space. The system also may include means to limit and / or adjust the depth of penetration of the needles. The catheter also includes structures which provide radial and lateral support to the guide tubes so that the guide tubes open uniformly and maintain their position against the interior surface of the vessel wall as the sharpened needles are advanced to penetrate into the vessel wall. The addition of an injection lumen at the proximal end of the catheter and openings in the needles adds the functionality of ablative fluid injection into the perivascular space for an integrated nerve sending and ablation capability.

The invention discloses an asymmetric structure paper-based graphite intelligent film integrating sensing and driving, a preparation method and an application, and relates to the technical field of flexible intelligent driving and sensing materials. Paper is impregnated into graphene oxide solution, dried and then repeatedly impregnated to obtain a paper-based graphene oxide film, and the paper-based graphene oxide film is reduced in hydroiodic acid to form the paper-based graphite film with an asymmetric structure. The intelligent film can be used for wearable sensors for detecting human physiological signals, biomimetic sensors, temperature sensors, bionic crawling robots and the like. Besides, a multifunctional intelligent wearable device integrating sensing and driving can be prepared,various functions such as human body activity sensing and photoinduced deformation are achieved, and the intelligent film has a good application prospect in the field of flexible intelligent bionic devices.

A system for treating abnormal muscle activity via energy application includes a catheter, an electrode assembly including a plurality of electrodes, a processor configured to receive signals associated with intrinsic tissue activity sensed by the plurality of electrodes, the processor determining a location of a target tissue to be treated based on the sensed intrinsic activity, and a stimulator configured to transmit energy to at least one of the plurality of electrode located at the target tissue.

The present invention provides a positive photoresist containing alkali-soluble resin, diazonium optical activity sensing compound and colorant, and no residue substances are generated when patterns are generated by using a black pigment paste capable of improving developing property of the patterns and the insulation resistance, and the positive photoresist has a low dielectric constant; the present invention also provides an insulation layer which has an optical activity blocking property, therefore, light leakage between adjacent pixels can be prevented, a contrast ratio is improved, andfinally a display with a high-definition picture quality can be provided.

There is provided a method and apparatus for sensing a meal activity among the various activities of daily life using pressure sensors. A meal activity sensing apparatus collects sensor data detected through a plurality of pressure sensors installed in a smart meal mat, filters the collected sensor data, measures a pressure variance by using the filtered sensor data, determines whether a meal activity has taken place by comparing the measured pressure variance with a preset threshold value, and transmits meal activity information associated with the meal activity to an information processor communicating with the smart meal mat via radio frequency. Since this provides an advantage of more accurate detection of the meal activity, it can be useful in care services for eldercare facilities and for elderly individuals living alone, and further, in the efficient observance of an individual's daily meal patterns.

The present invention discloses a motion sensing rhythm lighting system. Different light effects are designed for every piece of music according to the rhythm of the music. When the music is played, a control host activates corresponding light effects according to time nodes. Motions of a human body, including walking and swinging of limbs, within a specified area are monitored at the same time, and data of the activeness of human body motions is transmitted periodically to the control host. The control host enhances the luminance of the light effects according to an algorithm. The system not only is compatible with the original music player system, and but also enhances the sense of rhythm with the light effects. Meanwhile, the system encourages the user to dance with the rhythm to enhance the luminance of the light effects, thereby providing an interactive entertainment way fitting natural habits of human beings.

Determining a physical state of a person includes detecting positions of different portions of the person, transforming detected positions of the person into a point cloud having a density that varies according to movement of each of the portions, correlating movement and position data from the point cloud with known physical state positions and transitions between different states, and choosing a particular physical state by matching the data from the point cloud with the particular physical state. Positions of different portions of the person may be detected using a tracking device. The tracking device may be a non-contact tracking device. The tracking device may include at least one wide band radar. The tracking devices may communicate wirelessly with at least one server in a cloud computing system. The states may include walking, standing, sitting, laying down, turning in bed, falling, and / or departed.