30 results about "Actigraphy" patented technology

A method for operating a sleep phase actigraphy synchronized alarm clock that communicates with a remote sleep database, such as an internet server database, and compares user physiological parameters, sleep settings, and actigraphy data with a large database that may include data collected from a large number of other users with similar physiological parameters, sleep settings, and actigraphy data. The remote server may use “black box” analysis approach by running supervised learning algorithms to analyze the database, producing sleep phase correction data which can be uploaded to the alarm clock, and be used by the alarm clock to further improve its REM sleep phase prediction accuracy.

Sleep monitoring and stimulation comprises collecting actigraphy data from a user. The user's sleep phase is determined using the actigraphy data. At least one stimulation, determined at least in part on the sleep phase, is directed towards the user. Subsequent actigraphy data is collected from the user. The actigraphy data and subsequent actigraphy data is used to determine the user's subsequent sleep phase. The stimulation is modified, based at least in part upon the subsequent sleep phase.

An oral appliance for the treatment of sleep disorders, such as obstructive sleep apnea, in a user is presented. The oral appliance may include a mouthpiece configured to receive a user's dentition. The mouthpiece may include an oxygen sensor, a pressure sensor, an airflow sensor, an actigraphy sensor, a noise detector, and at least one stimulator for providing stimulation to a user's tongue in the event of decreased oxygen saturation levels, increased pressure applied to occlusal surfaces of the user's dentition, decreased actual airflow levels and / or increased noise levels. The mouthpiece may further include a microprocessor that receives data from the oxygen sensor, pressure sensor, airflow sensor, actigraphy sensor and noise detector, and activates the at least one stimulator.

Systems and methods to estimate a subject's sleep status over time by applying data-fusion algorithms to sleep data sets collected from multiple sleep data sources are disclosed. Embodiments employ Bayes' Theorem to combine sleep data from actigraphy, sleep diary, direct observation, sleep schedules, work schedules, performance tests, neurobehavioral tests and / or the like. Particular embodiments assign data error characteristics to each source, determine likelihoods of correct reporting of sleep status from each source, and apply Bayesian analysis to each source-specific likelihood to determine an overall sleep status estimate. Data error characteristics may account, without limitation, for data insertion errors, data deletion errors, and sleep timing errors. Heuristics may be also used to correct common errors found within collected sleep data and / or to infer sleep status from atypical sources of sleep data. Particular embodiments may also use the combined sleep status estimate for fatigue prediction utilizing various biomathematical fatigue models.

An oral appliance for the treatment of sleep disorders, such as obstructive sleep apnea, in a user is presented. The oral appliance may include a mouthpiece configured to receive a user's dentition. The mouthpiece may include an oxygen sensor, a pressure sensor, an airflow sensor, an actigraphy sensor, a noise detector, and at least one stimulator for providing stimulation to a user's tongue in the event of decreased oxygen saturation levels, increased pressure applied to occlusal surfaces of the user's dentition, decreased actual airflow levels and / or increased noise levels. The mouthpiece may be provided with pharmaceutical compound reservoirs that deliver pharmaceutical compounds to the oral mucosa of the user, which compounds treat symptoms of sleep apnea. The mouthpiece may further include a microprocessor that receives data from the oxygen sensor, pressure sensor, airflow sensor, actigraphy sensor and noise detector, and activates the at least one stimulator and / or pharmaceutical compound reservoirs.

The invention discloses a Chinese character writing normalization judgment method based on a convolutional neural network algorithm, and belongs to the field of image processing, and the method comprises the following steps: 1, establishing a writing original paste data set; 2, preprocessing the image; 2, training a convolutional neural network; 3, carrying out score verification; 4, making self-learning adjustments. The invention discloses a Chinese character writing normalization judgment method based on a convolutional neural network algorithm. Firstly, a data set for writing normalizationjudgment is established; secondly, judging the writing normativity of the Chinese character by combining a deep learning method with extraction of morphological characteristics of the Chinese character; Writing Chinese characters are scored, so that the workload of a calligraphy teacher in homework correction is saved through computer-aided evaluation of calligraphy teaching, and working points are put on a writing mode for correcting and guiding errors, which is helpful for improving the Chinese character writing standardization of teenagers in China.

A patient monitoring device that combines physiological data collection with actigraphy data collection and associates the physiological data with synchronous actigraphy data. A method for processing actigraphy data by calculating absolute difference vectors of actigraphy signal vectors.

The present disclosure pertains to a system and method for providing sensory stimulation (e.g., tones and / or other sensory stimulation) during sleep. The delivery of the sensory stimulation is timed based on a combination of output from a trained time dependent sleep stage model and output from minimally obtrusive sleep monitoring devices (e.g. actigraphy devices, radar devices, video actigraphy devices, an under mattress sensor, etc.). The present disclosure describes determining whether a user is in deep sleep based on this information and delivering sensory stimulation responsive to the user being in deep sleep. In some embodiments, the system comprises one or more sensory stimulators, one or more hardware processors, and / or other components.

An actigraphy method includes receiving a physiological parameter signal as a function of time for a physiological parameter other than body motion (such as electrocardiography or a respiration monitor), computing a body motion artifact (BMA) signal as a function of time from the physiological parameter signal (for example, using a local signal power signal, a local variance signal, a short-time Fourier transform, or a wavelet transform over epochs of duration on order a few minutes or less), and computing an actigraphy signal as a function of time from the BMA signal, for example by applying a linear transform to the BMA signal and optionally applying filtering such as median removal and / or high-pass filtering.

The invention relates to an automatic regulating sleep night lamp system. The automatic regulating sleep night lamp system comprises a night lamp body, a wearable device and an intelligent mobile terminal; the night lamp body is internally provided with a wireless communication module and a controller; the wearable device comprises a main control chip, an actigraphy, a heart rate sensor and a wireless communication module; the intelligent mobile terminal comprises a wireless communication module and a processor; and the wearable device collects human body information and sends the human body information to the intelligent mobile terminal, the intelligent mobile terminal generates a control signal and sends the control signal to the night lamp body, and the controller controls a working state of the night lamp body. According to the novel automatic regulating sleep night lamp system, commonly used intelligent electronic equipment in life of people is utilized and combined to a completesystem, the working state of a night lamp can be regulated automatically according to a sleep state of a human body, and people feel as if a technology does not exist.

A method and system are disclosed for use in monitoring / screening / diagnosing sleep or wake state of a subject or patient. The method generally includes monitoring the patient's activity during one or more sleep sessions comprising a plurality of intervals known as epochs. The sleep / wake state of the subject is determined during each epoch of the session using actigraphy data obtained during the monitoring session. The actigraphy data provides information about the activity of a patient during an epoch. The sleep or wake state is determined based on a ratio of the activity count during an epoch to the activity count during a preceding epoch. If the ratio is greater than a first activity threshold, then a “wake” indication may be provided by, for example, the system. Alternatively, or additionally, a “wake” indication may be determined if the activity count during the epoch is greater than a threshold.

The invention discloses a temperature-adjustable intelligent wristband which comprises a wristband body made of a medical rubber material. The temperature-adjustable intelligent wristband is characterized in that the intelligent wristband comprises a sensor, an MCU module, a battery, a flash memory chip, a Bluetooth communication module, a vibration motor, a GPS module, an indicator lamp or display screen and an actigraphy; the sensor, the MCU module, the battery, the flash memory chip, the Bluetooth communication module, the vibration motor, the GPS module, the indicator lamp or display screen and the actigraphy are respectively connected with a processor; the sensor comprises a motion sensor body and a heartbeat detection sensor body, a cavity is formed in the wristband body, a micro power supply is connected into the cavity, the micro power supply is connected with a polarity conversion switch, the polarity conversion switch is connected with a semiconductor module, and a button for controlling the polarity conversion switch is arranged on the outer side of the wristband body. The temperature-adjustable intelligent wristband can monitor chronic diseases, achieves interaction between a doctor and a patient, can record the amount of exercise every day, can automatically give out alarm to ask for help in the situation when the heartbeat is abnormal, reduces life dangerousness, can achieve temperature change, can obtain personal images in real time and can store the personal images into a cloud system.

The invention discloses a temperature measuring intelligent wristband comprising sensors, a MCU module, a battery, a flash memory chip, a Bluetooth communication module, a vibration motor, a GPS module, an indication lamp or a display screen, and an actigraphy respectively connected with a processor; the sensors comprise a motion sensor and a heartbeat detection sensor, thus monitoring chronic diseases (snoring, blood pressure, blood sugar), and early examination and later report can be finished at home; the data can be sent to a doctor, thus realizing doctor-patient interaction; the temperature measuring intelligent wristband can record everyday exercise amount, and can automatically send alarms for helps if heart beats are not normal, thus reducing life danger; the temperature measuring intelligent wristband can measure personal body temperature in real time, suitable for elder people, personal images can be obtained in real time, and stored in a cloud system.

The invention discloses a multifunctional intelligent bracelet. The intelligent bracelet comprises a sensor, a MCU module, a battery, a flash memory chip, a Bluetooth communication module, a vibration motor, a GPS module, an indicating lamp or display screen and an actigraphy which are respectively connected with a processor, wherein the sensor comprises a motion sensor and a heartbeat detection sensor; the section of the bracelet body in the width direction is in an arch, rectangular or waist shape; a first pressing bulge is arranged on the inner surface of the bracelet body, and is used for pressing the Neiguan point; a fastener assembly is arranged on the bracelet body, and is used for wearing the bracelet body on a wrist. The multifunctional intelligent bracelet can be used for monitoring chronic diseases to realize interaction between doctors and patients, recording daily exercise amount, automatically alarming and calling for help under the condition of abnormal heartbeat to reduce life risk, quickly paying, integrating a bus-card, and saving data to a cloud system in real time.

Sleep monitoring and stimulation comprises collecting actigraphy data from a user. The user's sleep phase is determined using the actigraphy data. At least one stimulation, determined at least in part on the sleep phase, is directed towards the user. Subsequent actigraphy data is collected from the user. The actigraphy data and subsequent actigraphy data is used to determine the user's subsequent sleep phase. The stimulation is modified, based at least in part upon the subsequent sleep phase.

The invention discloses an intelligent wristband capable of timing and calling. The intelligent wristband capable of timing and calling comprises a sensor, an MCU (Microprogrammed Control Unit) module, a battery, a flash memory chip, a Bluetooth communication module, a vibration motor, a GPS (Global Positioning System) module, an indication lamp or a display screen and an actigraphy, which are connected with a processor respectively; the sensor comprises a movement sensor and a heart beat detection sensor; numbers for representing hours and numerical values for representing minutes are arranged, around the surface of the wristband body, on a wristband body; the wristband body is clamped with a plurality of movable blocks which are pulled on the wristband body; chronic diseases can be monitored and early-period detection to later-period reporting can be finished at home; then data is transmitted to a doctor so that interaction between the doctor and a patient is realized; the exercise amount of each day can be recorded and the intelligent wristband can automatically alarm to ask for help when heart beats are abnormal, so that the dangers to lives are reduced; the intelligent wristband is particularly suitable for old people to use and can obtain an individual picture in real time and store the individual picture into a cloud system.

The invention discloses an anti-retching intelligent wristband. The intelligent wristband comprises a sensor, an MCU (Microprogrammed Control Unit) module, a battery, a flash memory chip, a Bluetooth communication module, a vibration motor, a GPS (Global Position System) module, an indication light or a display screen and an actigraphy, all of which are respectively connected with a processor, wherein the sensor comprises a movement sensor and a heartbeat detection sensor, and the sections of a wristband body in the width direction is in a shape of an arch, a rectangle and a waist; a first pressing protrusion is arranged on the inner surface of the wristband body and is used for pressing neiguan point; a fastener assembly is also arranged on the wristband body and is used for wearing the wristband body on the wrist, thereby achieving the monitoring to chronic diseases and doctor-patient interaction, recording amount of exercise per day, automatically alarming and seeking for help when the heartbeat is abnormal, and reducing the dangerousness of the life. The anti-retching intelligent wristband is particularly suitable for old people, and can acquire personal images and store the personal images in a cloud system in real time.

An oral appliance for the treatment of sleep disorders, such as obstructive sleep apnea, in a user is presented. The oral appliance may include a mouthpiece configured to receive a user's dentition. The mouthpiece may include an oxygen sensor, a pressure sensor, an airflow sensor, an actigraphy sensor, a noise detector, and at least one stimulator for providing stimulation to a user's tongue in the event of decreased oxygen saturation levels, increased pressure applied to occlusal surfaces of the user's dentition, decreased actual airflow levels and / or increased noise levels. The mouthpiece may be provided with pharmaceutical compound reservoirs that deliver pharmaceutical compounds to the oral mucosa of the user, which compounds treat symptoms of sleep apnea. The mouthpiece may further include a microprocessor that receives data from the oxygen sensor, pressure sensor, airflow sensor, actigraphy sensor and noise detector, and activates the at least one stimulator and / or pharmaceutical compound reservoirs.

A noninvasive photoplethysmographic sensor system for mobile animals such as small rodents, namely rats and mice is useful such as in a laboratory research environment. The noninvasive photoplethysmographic sensor for mobile animals such as small rodents utilizes multiple FFT's in the processing of the phtotoplethysmograophic signal, where each FFT has a different time record of the signals such as a number of points, or a zero padded FFTs. The noninvasive photoplethysmographic sensor for mobile animals provides actigraphy measurements for the animal.

The invention discloses a communication bracelet capable of supporting quick pass. The communication bracelet capable of supporting quick pass comprises sensors, an MCU module, a battery, a flash memory chip, a Bluetooth communication module, a vibrating module, a GPS module, an indicator light or a display screen and an actigraphy which are connected to a processor, and further comprises an NFC chip which is designed with a cartoon pattern and has a quick pass function, wherein the sensors include a motion sensor and a heartbeat detection sensor; a wireless transmission module and a power supply device are arranged in the bracelet; and a mounting groove, by which the NFC chip can be mounted in a mode of not protruding the surface of the bracelet, is additionally formed in the communication bracelet capable of supporting quick pass. With the implementation of the communication bracelet, chronic diseases can be monitored, doctor-patient interaction can be achieved, daily exercise amount can be recorded and automatic alarming for help can be achieved in the case of abnormal heartbeats, so that life risk is reduced; the communication bracelet supports quick payment and integrates a bus card; and in addition, data can be saved in a cloud system in real time.

The present invention relates to a determination system, a corresponding determination method and a computer program for determining a sleep stage of a subject. The determination system comprises a cardiorespiratory signal providing unit (10), an actigraphy data providing unit (20), a first sleep stage determination unit (30) for determining the sleep stage based on a cardiorespiratory signal, and a second sleep stage determination unit (40) for determining the sleep stage based on actigraphy data. The first sleep stage determination unit (30) determines a sleep onset latency (SOL) of the subject. The sleep stage of the subject is determined using the first sleep stage determination unit (30) up to the SOL and the second sleep stage determination unit (40) after the SOL. The determination system and corresponding method allow for a more reliable determination of a sleep stage of subject, in particular improve the determination of the SOL of the subject.

The invention discloses a timing bracelet. The timing bracelet comprises sensors, an MCU (Microprogrammed Control Unit) module, a battery, a flash memory chip, a Bluetooth communication module, a vibrating motor, a GPS (Global Positioning System) module, an indicating lamp or a display screen and an actigraphy which are respectively connected with a processor; the sensors comprise a motion sensor and a heartbeat detection sensor; figures for expressing moments and values for expressing minutes are arranged on the surface of a bracelet body around the bracelet body; a plurality of moving blocks toggling on the bracelet body are clamped on the bracelet body. Monitoring of chronic diseases (such as sleep apnea syndrome, blood pressure and blood sugar) can be realized; procedures from preliminary check to later period report can be finished at home, and then data are transmitted to doctors, so that interaction between the doctors and patients is realized; the daily exercise amount can be recorded, and automatic alarm for help can be realized under the condition that heartbeat is abnormal, so that the risk of life is reduced; the timing bracelet is particularly suitable for old people to use; in addition, personal pictures can be acquired and stored to a cloud system in time.

An oral appliance for the treatment of sleep disorders, such as obstructive sleep apnea, in a user is presented. The oral appliance may include a mouthpiece configured to receive a user's dentition. The mouthpiece may include an oxygen sensor, a pressure sensor, an airflow sensor, an actigraphy sensor, a noise detector, and at least one stimulator for providing stimulation to a user's tongue in the event of decreased oxygen saturation levels, increased pressure applied to occlusal surfaces of the user's dentition, decreased actual airflow levels and / or increased noise levels. The mouthpiece or a separate portion of the mouthpiece may be provided with an EEG sensor to determine sleep state based on EEG rhythms. The mouthpiece may be provided with pharmaceutical compound reservoirs that deliver pharmaceutical compounds to the oral mucosa of the user, which compounds treat symptoms of sleep apnea. The mouthpiece may further include a microprocessor that receives data from the oxygen sensor, pressure sensor, airflow sensor, actigraphy sensor and noise detector, and activates the at least one stimulator and / or pharmaceutical compound reservoirs.

The invention discloses a retching-preventing smart bracelet. The retching-preventing smart bracelet comprises a sensor, an MCU (Micro Control Unit) module, a battery, a flash memory chip, a Bluetooth communication module, a vibration motor, a GPS (Global Positioning System) module, an indicator light or a display screen and an actigraphy which are all connected with a processor, wherein the sensor comprises a motion sensor and a heartbeat detection sensor, and the section of a bracelet body in the width direction is in the shape of a bow, a rectangle or a waist. A first press projection is formed on the inner surface of the bracelet body and used for pressing Neiguan Point, and a fastener component arranged on the bracelet body is used for wearing the bracelet body on the wrist. The retching-preventing smart bracelet has the advantages that the retching-preventing smart bracelet is capable of monitoring chronic diseases to achieve doctor-patient interaction, recording daily amount of exercise, alarming and seeking help automatically under abnormal conditions, reducing life risks and obtaining and storing personal images to a cloud system in real time, and is particularly suitable for the elderly to use.

The invention provides systems and methods for providing a user-specific activity model based on actigraphy data and for user verification based on a user-specific activity model based on actigraphy data.

The invention discloses a smart wristband capable of timing and talking. The smart wristband capable of timing and talking includes a sensor connected to a processor, an MCU module, a battery, a flash memory chip, a bluetooth communication module, a vibration motor, a GPS module, and an indicator light. Or a display screen and a physical activity recorder, the sensor includes a motion sensor and a heartbeat detection sensor, and the surface of the bracelet body is surrounded by a number indicating the time and a value indicating the minute. There are a number of moving blocks that are toggled on the bracelet body, which can realize the monitoring of chronic diseases. It can be completed at home from the pre-examination to the post-report, and then the data is transmitted to the doctor to achieve doctor-patient interaction. It can record daily The amount of exercise can automatically call for help when the heartbeat is abnormal, reducing the risk of life. It is especially suitable for the elderly, and can obtain personal images in real time and save them to the cloud system.