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282 results about "Sleep duration" patented technology

Definition. Sleep duration typically refers to the total amount of sleep obtained, either during the nocturnal sleep episode or across the 24-h period.

Intelligent mental disease risk assessment system

InactiveCN120221100AMedical data miningHealth-index calculationSleep interruptionCircasemidian rhythm
The invention relates to the technical field of medical care management, in particular to an intelligent mental disease risk assessment system which comprises a physiological rhythm extraction module, a rhythm alignment module, an interference analysis module, a branch recognition module and an assessment output module. According to the method, the sleep duration and the heart rate change are continuously recorded, the corresponding relation between the sleep rhythm and the heart rate fluctuation is constructed, a quantifiable mental rhythm parameter set is formed, dynamic mapping is established between sleep interruption and the heart rate fluctuation, and the stability of the individual physiological rhythm and the time structure of rhythm deviation are effectively revealed. Anchoring is performed based on a maximum offset day, a time contrast section is established around a specific time point, and differential features of variables in the section are finely extracted, so that micro rhythm disturbance is dynamically captured and measured. A coupling factor evaluation mechanism is constructed by using cross decision logic of sleep time history and heart rate amplitude, and the sensitivity and multi-dimensional analysis ability of rhythm change recognition are enhanced.
Owner:HOHHOT DAQI NETWORK CO LTD

Power supply energy-saving system and method based on load prediction intelligent dormancy strategy

The invention relates to the technical field of network load prediction, and particularly discloses a power supply energy saving system and method based on a load prediction intelligent dormancy strategy, and the method comprises the steps: collecting base station service load and power supply power data, and employing a neural network to accurately fit the nonlinear relation between the two for adjusting the power; constructing a multi-mode service load prediction model, generating a power supply power adjustment instruction in advance, and adjusting the power in time when the load prediction deviation exceeds a threshold value; frequent power fluctuation is avoided through a dynamic threshold mechanism based on hysteresis comparison; a sleep and wake-up strategy and a buffer mechanism are established to ensure that the state of the power supply is switched only when the load changes continuously, so that the switching accuracy and stability are improved; self-adaptive sleep duration and progressive wake-up adjustment are introduced, so that smooth transition and intelligent energy conservation of power supply operation are realized; the method can improve the energy efficiency of the power supply and reduce the energy consumption.
Owner:SHANDONG SACRED SUN POWER SOURCES

Device and Method for Monitoring and Early Warning Low-power-consumption landslide collapse based on time division multiplexing

The present application relates to a device and method for monitoring and early warning Low-power-consumption landslide collapse based on time division multiplexing, comprises: a camera equipment is configured to obtain monitoring images; a RF front-end is configured to transmit and receive radar signals; an intelligent sleep equipment is configured to set sleep time and power down the equipment(s) connected to it to put into sleep mode when the device requires working in a low power consumption mode; a signal processing equipment is configured to realize interference measurement and Doppler detection in a time division multiplexing manner and generate early warning or forecast information; a 5G equipment and an Ethernet port are configured to send the measurement results and monitoring images to a mobile terminal or host computer. The present application realizes the joint work of Doppler detection and interference measurement within one radar device through adaptive time division multiplexing.
Owner:CATHAY SAFETY TECH CO LTD +1

Sleep assisting system and method for dynamic natural sound simulation

The invention discloses a sleep assistance system and method for dynamic natural sound simulation, and particularly relates to the technical field of sleep assistance, comprising: acquiring historical preference data of a user and external environment data, generating a first reference coefficient based on the historical preference data of the user and the external environment data, the historical preference data comprises a sound type, a volume value and a playing duration; acquiring historical sleep cycle data of the user, and inputting the first reference coefficient and the historical sleep cycle data into a pre-constructed first sound training model; the sleep state is determined on the basis of the physiological evaluation coefficient obtained in real time, the sound playing strategy is optimized by comparing the sleep state with the preset sleep duration, and dynamic intelligent regulation and control of sleep assistance are achieved. In the sleeping process, sound parameters can be adjusted in time according to the actual duration condition of light sleep, deep sleep, dream or awakening state of the user.
Owner:WUXI QINGBANG TECHNOLOGY CO LTD

Computer-implemented method, computer program product, and respiratory support system

There is provided a computer-implemented method for determining sleep misperception of a subject during a sleep session. The method comprises receiving sleep condition information. The sleep condition information comprises at least one of SDB information and insomnia information. The SDB information is representative of a sleep disordered breathing (SDB) condition of the subject based on a number of SDB events of the subject per unit of time. The computer-implemented method comprises receiving sleep quality information representative of a quality of sleep of the sleep session experienced by the subject. The computer-implemented method comprises determining a degree of sleep misperception based on the sleep condition information and the sleep quality information. The sleep misperception is representative of a difference between a subjective total sleep time of the sleep session experienced by the subject and an objective total sleep time of the subject in the sleep session.
Owner:KONINKLIJKE PHILIPS NV

Compound composition for improving sleep disorder and oral mucosa preparation

The invention discloses a compound composition for improving sleep disorders, which is characterized by comprising the following components: an inhibitory neurotransmitter component, melatonin and a nano-lipid carrier, the nano-lipid carrier comprises phospholipid and cholesterol, the weight ratio of phospholipid to cholesterol is (1-6): 1, the weight ratio of phospholipid to cholesterol is (1-6): 1, and the weight ratio of melatonin to cholesterol is (1-6): 1. The inhibitory neurotransmitter component is wrapped in the nano-lipid carrier to form lipid nanoparticles, and the weight ratio of the inhibitory neurotransmitter component to the nano-lipid carrier is 1: (1-15). The compound composition can be prepared into a compound oral mucosa preparation, can be rapidly disintegrated when encountering saliva in the oral cavity, is good in patient compliance and small in side effect, all the components play a synergistic effect from different mechanisms through multiple target points, and the compound oral mucosa preparation can improve the sleep quality, prolong the sleep time and shorten the sleep latency; and patients with sleep disorders are helped to improve insomnia from the pathologic root.
Owner:南京集萃剂鼎医药有限公司

Computer microcontroller low-power-consumption control method based on RISC-V architecture

The invention discloses a computer microcontroller low-power-consumption control method based on an RISC-V framework, and relates to the field of microcontrollers. According to the computer microcontroller low-power-consumption control method based on the RISC-V architecture, a core state cycle monitoring module, a sleep duration prediction unit, a dynamic voltage regulation unit, a multi-stage threshold cycle judgment module, a wake-up interference filtering unit and a closed-loop execution regulation module are configured. According to the computer microcontroller low-power-consumption control method based on the RISC-V architecture, a sleep duration prediction unit calculates a predicted sleep duration based on historical task data, a dynamic voltage regulation unit adaptively matches a core sleep voltage according to the predicted duration, hierarchical verification is performed on a core operation parameter through a multi-level threshold cycle judgment module, and the core operation parameter is subjected to low-power-consumption control based on the RISC-V architecture. And the wake-up interference filtering unit performs progressive filtering on an external wake-up signal, and controls the core to sleep / wake up in combination with the closed-loop execution adjusting module.
Owner:DONGGUAN ERFANG ELECTRONIC TECH CO LTD

Method for detecting sleep apnea and related events based on brain-computer interface

The invention discloses a method for detecting sleep apnea and related events based on a brain-computer interface. The method comprises the following steps: collecting physiological signals during sleep; performing signal preprocessing operation on the physiological signal to obtain a preprocessed physiological signal; performing automatic sleep staging on electroencephalogram signals in the preprocessed physiological signals by adopting a deep learning model to obtain a sleep staging result; extracting features corresponding to the sleep staging results to obtain sleep feature data; positioning an apnea related event through the sleep feature data to obtain an event positioning result; calculating the event positioning result and the preprocessed physiological signal by adopting a statistical method to obtain event statistical data; calculating an apnea hypopnea index according to the sleep staging result, the event statistical data and the total sleep duration; and generating a sleep monitoring report according to the sleep staging result, the event statistical data and the apnea hypopnea index.
Owner:SOUTH CHINA UNIV OF TECH +2

Sleep breathing disorder monitoring method, system and electronic equipment

The present invention discloses a sleep apnea monitoring method, comprising: acquiring EEG signals, EOG signals, and photoplethysmography signals; automatically staging sleep and calculating sleep duration based on the EEG and EOG signals; counting apnea and hypopnea events based on the photoplethysmography signals; and calculating the AHI index based on the calculated sleep duration (ST) and the number of apnea and hypopnea events (BSN). Furthermore, a corresponding head-mounted sleep apnea monitoring system and electronic device are also disclosed. The present invention enables real-time and accurate sleep staging and apnea diagnosis.
Owner:UNIV OF SCI & TECH OF CHINA

Traditional Chinese medicine composition for helping sleep as well as preparation method and application of traditional Chinese medicine composition

The invention discloses a sleep-aiding traditional Chinese medicine composition and a preparation method and application thereof. The sleep-aiding traditional Chinese medicine composition is prepared from 50-80 parts of spina date seeds, 50-80 parts of polygala tenuifolia, 50-80 parts of lilies, 50-80 parts of poria cocos, 30-50 parts of red dates, 30-50 parts of lotus seeds, 30-50 parts of longan aril, 30-50 parts of mulberries, 20-30 parts of seaweed polyphenols and 20-30 parts of gamma-aminobutyric acid. Pharmacodynamic tests show that the composition can remarkably shorten the sleep latency time of mice, prolong the total sleep time and remarkably improve the levels of 5-hydroxytryptamine, melatonin and gamma-aminobutyric acid in serum of the mice, so that the composition has an obvious sleep aiding effect through scientific proportioning and synergistic interaction of the raw materials.
Owner:THIRD INSTITUTE OF OCEANOGRAPHY STATE OCEANI C ADMINISTRATION

State transfer method and screening method of vehicle end equipment, system and medium

The invention provides a state transmission method, a screening method, a screening system and a medium for vehicle-end equipment, the state transmission method is applied to vehicles, each vehicle comprises a battery replacement controller, and the state transmission method comprises the following steps: when an automatic wake-up function is started, if the continuous sleep duration is greater than a preset first duration threshold, the battery replacement controller starts the automatic wake-up function, and if the continuous sleep duration is greater than the preset first duration threshold, the battery replacement controller starts the automatic wake-up function; and if yes, automatically waking up and sending a login message to the Internet of Vehicles platform, so that the Internet of Vehicles platform obtains the online state of the vehicle end. According to the invention, the Internet of Vehicles platform screens out the vehicle with overlong offline time as the target vehicle according to the receiving time point of the login message of each vehicle to carry out abnormity tracking and troubleshooting, and the automatic wake-up function of the battery replacement controller is utilized to reduce the consumption of electric energy of the vehicle, so that the power consumption of the vehicle is reduced. On the basis that the electric energy consumption of the vehicle is not increased basically, the range of the vehicle needing to be tracked and checked is efficiently and quickly narrowed, the checking time and the workload of after-sales maintenance can be greatly shortened, and quick tracking and response of vehicle end equipment faults are facilitated.
Owner:AULTON NEW ENERGY AUTOMOBILE TECHNOLOGY CO LTD

Method for Operating a Sleep Assistant During a Charging Process of a Vehicle, Computer-Readable Medium, System, and Vehicle

A method for operating a sleep assistant during a charging process of a vehicle includes receiving a predicted charging time and determining a preferred sleep duration of a vehicle occupant. The method also includes determining a wake-up time of the vehicle occupant depending on at least one of the group consisting of the predicted charging time and the preferred sleep duration of the vehicle occupant. The method further includes adjusting the wake-up time if an extension of the predicted charging time is detected by the vehicle, and providing a wake-up setting to the vehicle occupant depending on the wake-up time or the adjusted wake-up time.
Owner:BAYERISCHE MOTOREN WERKE AG

Intelligent alarm clock and control method thereof

PendingCN120013503AAcoustic time signalsOptical signalsSleep timeSleep state
The invention relates to the technical field of alarm clocks, in particular to an intelligent alarm clock and a control method thereof. The control method of the intelligent alarm clock comprises the following steps: monitoring and acquiring sleep quality data of a user in a sleep area in real time; outputting a sleep quality report and a corresponding sleep suggestion according to the acquired sleep quality data; before the preset alarm time, starting an awakening mode according to the sleep state of the user; adjusting preset schedule reminding time and preset schedule reminding content according to the weather condition and the real-time traffic condition of the position where the user is located; and controlling to output the adjusted preset schedule reminding content at the adjusted preset schedule reminding time. According to the intelligent alarm clock and the control method thereof, the functions of sleep monitoring and sleep suggestion providing are achieved, the user can be awakened in the appropriate sleep time, the awakening discomfort is reduced, schedule arrangement can be optimized, multiple functions are achieved, and better user experience is provided.
Owner:SHENZHEN YANGRI ELECTRONICS

Handling attribute updates and commands between a power-constrained device with an extended sleep duration and another node using a side channel

A network of devices includes a power-constrained device that uses two separate physical channels associated with different wireless communications protocols to communicate with a device and to communicate directly or indirectly with a controller. In an embodiment, the two separate physical channels include a dedicated high-power, high-throughput physical channel of a primary wireless communications protocol that is used to communicate with the controller in a normal mode of operation and a side channel, which is a lower power, lower throughput physical channel of a secondary wireless communications protocol to receive triggers from sensors and that may be used to directly or indirectly communicate with the controller in the normal mode of operation or in a lower power mode of operation. In an embodiment, the dedicated high-power, high-throughput physical channel is configured in a lower power state (e.g., idle or off) while a sleepy node is in a power-saving mode.
Owner:SILICON LABORATORIES INC

Battery management method and related product

A battery management method and a related product. The method comprises: if a battery management device enters a first wake-up state from a sleep state, determining a first sleep duration of the battery management device before entering the first wake-up state; determining a target offline balancing duration on the basis of the first sleep duration; and if the battery management device enters the sleep state from the first wake-up state and a second sleep duration during which the battery management device is in the sleep state reaches a set sleep duration, performing offline balancing processing on a battery pack on the basis of the target offline balancing duration.
Owner:BYD CO LTD

Personalized sleep quality adjusting method and device based on big data analysis

The invention discloses a personalized sleep quality adjusting method and device based on big data analysis, and relates to the technical field of intelligent control, and the method comprises the steps: monitoring a sleep user in real time according to a multi-modal monitoring sensor, and obtaining physiological feature, environment feature and behavior feature data; loading the expected sleep duration of the user, fitting sleep quality expectation in combination with big data equipment and a time zone division granularity constraint table, and establishing a sleep quality expectation curve; performing real-time sleep quality evaluation based on the feature data to obtain a real-time sleep quality coefficient; performing negative variation depth evaluation by comparing the expected curve to generate sleep quality negative variation depth; according to the negative variation depth and the feature data, an intervention strategy is decided through a positive intervention channel; and the sleep quality is adjusted according to the intervention strategy, so that the technical problem that the sleep quality adjustment is lack of individuation and real-time performance due to the fact that monitoring and analysis cannot be performed according to the characteristics of different user individuals in the existing sleep quality adjustment technology is solved.
Owner:NAN TONG MI SHUI FANG SHUI MIAN CHAN YE KE JI YOU XIAN GONG SI

Composite emulsion for improving insomnia and preparation method thereof

The invention belongs to the technical field of functional preparations, and discloses a composite emulsion for improving insomnia and a preparation method thereof. The composite emulsion is prepared from the following components in percentage by volume: 70 to 95 percent of modified fucoidin solution with the concentration of 0.5 to 3 mg / mL, and the balance of melatonin-containing medium chain triglyceride, the content of the melatonin in the composite emulsion is 0.02 wt%. The compound emulsion is strong in stability and high in bioavailability, and can effectively resist an acid environment in a stomach and protect melatonin from being delivered to intestinal tracts. Through verification, the average core sleep duration of a subject taking the compound emulsion is increased by 21.05% compared with that of the subject taking melatonin only; the average waking time is shortened by 40% compared with that of melatonin, and the effect is remarkable.
Owner:GUANGDONG OCEAN UNIVERSITY

Grease composition for promoting sleep as well as preparation method and application thereof

The invention provides a sleep-promoting grease composition as well as a preparation method and application thereof, and relates to the technical field of edible oil. The grease composition comprises, by weight, 40-50 parts of grease and 45-60 parts of auxiliary materials, the grease comprises rice oil, hemp seed oil and spina date seed oil according to the weight ratio of (20-30): (10-15): (5-10), and the auxiliary materials comprise a filler, an emulsifier and an antioxidant. According to the grease composition, the sleep rate, the sleep time and the GABA neurotransmitter level are improved, so that sedative hypnosis and sleep promotion can be achieved, meanwhile, the preparation method is simple, and the stability is good.
Owner:HENAN QINMAI FUDI IND & TRADE CO LTD

Application of lactococcus lactis in product for improving sleep

The invention relates to the field of microorganisms, and discloses application of lactococcus lactis in a product for improving sleep. The lactococcus lactis is named as WHH2078, is separated from yoghurt butter collected from a country in Sankarst city in Tibet Autonomous Region in China, is preserved in China General Microbiological Culture Collection Center on February 25, 2021, has a preservation number of CGMCCNO.21831, and is classified and named as Lactococcus lactis. The Lactococcus lactis is named as Lactococcus lactis, and the Lactococcus lactis is named as Lactococcus lactis. The lactococcus lactis has the effects of shortening the sleep latency, prolonging the total sleep time, improving 5-hydroxytryptamine and gamma-aminobutyric acid of the brain, serum and colon, lowering the corticosterone level, regulating back the diversity of intestinal microorganisms alpha, regulating up the abundance of intestinal acidobacilli and lowering the abundance of actinomycetes, desulfurization bacilli and verruca microflora. The sleep disorder can be effectively improved.
Owner:HANGZHOU WAHAHA TECH

A timing control method and device, electronic equipment and storage medium

The application provides a timing control method and device, electronic equipment and storage medium. The method comprises: obtaining an actual task execution duration of a time level task in a current period during execution of the time level task according to a task execution frequency corresponding to each time level; the task execution frequency corresponding to each time level is dynamically adjusted according to a system running state; if a value corresponding to the actual task execution duration is greater than a value corresponding to the task execution frequency, adjusting a sleep duration of a future period according to a value relationship between the actual task execution duration and the task execution frequency; and executing the time level task based on the adjusted sleep duration of the future period. The application can effectively reduce the controller load and improve the control accuracy and stability by dynamically adjusting the task execution frequency of each time level and the time compensation mechanism.
Owner:CHINA ELECTRONICS CORP 6TH RES INST

Computer-implemented method, computer program product, and respiratory support system

There is provided a computer-implemented method for determining sleep misperception of a subject during a sleep session. The method comprises receiving sleep condition information. The sleep condition information comprises at least one of SDB information and insomnia information. The SDB information is representative of a sleep disordered breathing (SDB) condition of the subject based on a number of SDB events of the subject per unit of time. The computer-implemented method comprises receiving sleep quality information representative of a quality of sleep of the sleep session experienced by the subject. The computer-implemented method comprises determining a degree of sleep misperception based on the sleep condition information and the sleep quality information. The sleep misperception is representative of a difference between a subjective total sleep time of the sleep session experienced by the subject and an objective total sleep time of the subject in the sleep session.
Owner:KONINKLIJKE PHILIPS NV

Nutrient composition for improving sleep

The invention provides a nutrient composition. The nutrient composition is prepared from vitamin D, vitamin B6, folic acid substances and health-care food or medicine acceptable auxiliary materials. The composition has the advantages that the composition has a synergistic effect, can effectively shorten the sleep time, prolong the sleep time and improve the sleep quality, does not contain hypnotic components, has no toxic and side effects, does not generate dependence, is good in safety, can be eaten for a long time, and is easily accepted by people. In addition, the multi-component compound form of the product can significantly improve the compliance of users and save the total use cost.
Owner:SHENZHEN AUSA PHARMA +1

A dam monitoring LoRa terminal adaptive sleep method and system based on multi-dimensional environment feature perception and hardware cooperation

This invention discloses an adaptive sleep method and system for LoRa terminals used in dam monitoring, based on multi-dimensional environmental feature perception and hardware collaboration. The core of the method is as follows: after waking the terminal via RTC, it collects multi-dimensional parameters such as water level, ambient temperature, battery voltage, and channel signal-to-noise ratio, and calculates the dynamically adaptive sleep duration based on the weighted multi-dimensional features; it achieves active wireless channel avoidance through LoRa CAD channel listening, abandoning invalid transmissions and extending the sleep duration in harsh environments; it physically cuts off the power supply to the sensors during non-operation periods through a hardware-level anti-interference power gating circuit, eliminating static leakage; and it sets up a fallback mechanism for abnormal fault diagnosis to avoid unnecessary power consumption under extreme conditions. This invention completely solves the core contradiction between "long battery life" and "high responsiveness" in existing dam monitoring terminals, improving battery life performance.
Owner:HOHAI UNIV

Comprehensive second-language acquisition system leveraging sleep neuromodulation and neuroaugmented executive control

A neuro-stimulation system having: a controller; a user interface arranged for, under control of the controller, providing a user with a series of information elements to be learned by the user; a non-invasive brain stimulator arranged for, under the control of the controller, tagging each information element of said series of information elements by stimulating a brain of the user with a different, unique, associated brain stimulus when the user is provided said information element by said user interface; and a non-invasive brain sensor arranged for sending to the controller data indicating a slow-wave sleep period of the user; wherein the controller is further arranged for cueing each information element of said series of information elements by causing the stimulator to stimulate the brain of the user with the brain stimuli associated with said series of information elements during said slow-wave sleep period of the user.
Owner:HRL LAB

Configuration management method of low-power-consumption Bluetooth penetration module and related device

The invention relates to the technical field of wireless communication of the Internet of Things, in particular to a configuration management method of a low-power-consumption Bluetooth penetration module and a related device. According to the method, the working modes are dynamically switched according to the Bluetooth connection state. In the AT instruction configuration mode, receiving, analyzing and verifying an AT instruction through a serial communication interface; for the parameter setting instruction, immediately applying the modified parameters to the module and storing the modified parameters to the nonvolatile storage unit; in the AT instruction configuration mode, a real-time clock timer is configured by judging the idle state of the module and combining the preset task period, so that the module periodically enters the deep sleep mode until the timer is triggered and awakened, the deep sleep time of the module is prolonged to the maximum extent, the overall average power consumption is remarkably reduced, and the service life of the module is prolonged. And the cruising ability of the equipment in a battery power supply scene is greatly prolonged.
Owner:BEIJING HUIXINTONG ELECTRONIC TECH CO LTD

Method for controlling a ventilation system, ventilation system and associated ventilation installation

Method for controlling a ventilation system, ventilation system, and associated ventilation installation. This method for controlling a ventilation system includes a remote control and a ventilation grille, which includes battery-powered receiving means. Cyclically, the ventilation grille switches between a sleep phase (ΔTs), during which the receiving means are off, and a wake-up phase (ΔTr), during which the receiving means are on and ready to receive a control signal sent by the remote control. The control method also includes actuation of the remote control by a user, so as to send a control signal for a transmission time (ΔTt) that is longer than the sleep time (ΔTs). Figure for the abstract: Figure 2
Owner:ANJOS VENTILATION

Sleep environment adjusting method for sleep monitoring and sleep disorder intervention sleep bed

The invention discloses a sleep environment adjusting method of a sleep monitoring and sleep disorder intervention sleep bed, which comprises the following steps: collecting and sorting physical state data and environmental parameters of a historical user before and after falling asleep to form a historical database, classifying sleep disorders in the historical database, sorting out user physiological feature data, user environment feature data and user behavior feature data according to the sleep disorder data, and performing real-time sleep quality evaluation to obtain a real-time sleep quality coefficient; according to the method, the sleep user is monitored in real time, the user physiological feature data, the user environment feature data and the user behavior feature data are obtained, the expected sleep duration of the sleep user is loaded, a historical database is formed through the body state data and the environment parameters, and the sleep quality expected curve is established; and performing real-time sleep quality evaluation according to the user physiological feature data, the user environment feature data and the user behavior feature data.
Owner:WUHAN LANBOYA HEALTH TECHNOLOGY CO LTD

Drowsiness calculation device

To provide a drowsiness calculation device that is able to highly accurately calculate drowsiness taking account of the present activity as well as the past activity of the subject.SOLUTION: In a smart phone 1, an I / F18 acquires a heart rate of a subject, measured by a heart beat sensor 19, and a measurement time, and a condition determination unit 11 determines an active state of the subject and transmits it to a server 2. Then, in the server 2, according to the active state transmitted from the smart phone 1, a correction unit 24 acquires a drowsiness reference heart rate from a drowsiness reference heart rate table 21 in which drowsiness reference heart rates of the subject are stored for each active state. Then, the drowsiness reference heart rate acquired by the correction unit 24 is corrected based on a fatigue degree, sleep time, and diet. Next, the corrected drowsiness reference heart rate is transmitted to the smart phone 1, and a drowsiness degree calculation unit 16 of the smart phone 1 calculates a drowsiness degree of the subject on the basis of the corrected drowsiness reference heart rate and the heart rate acquired by the I / F 18.SELECTED DRAWING: Figure 6
Owner:PIONEER IP

Speaker sleep aid method, device, speaker and computer-readable storage medium

The present application is applicable to the field of speaker technology and provides a speaker sleep aid method, including: when a sleep mode is triggered, obtaining historical environmental information corresponding to the sleep time period according to the sleep time period carried in the sleep mode; analyzing the noise in the historical environmental information according to a preset noise frequency band and a corresponding frequency interval, and determining the noise frequency band to which the noise of each sampling point in the historical environmental information belongs; analyzing the noise frequency band to which the noise of each sampling point belongs, and determining the noise proportion of each noise frequency band; and selecting corresponding white noise music to play for sleep aid according to the noise proportion of each noise frequency band. In this way, the white noise music played is close to the noise frequency band in the environment, so as to distract the brain's attention and achieve a better sleep aid effect. It can also reduce the time the user uses the brain and fall asleep faster.
Owner:SHENZHEN PHICOUSTIC SYST DEV CO LTD +1

An indole compound, a preparation method therefor and application thereof

The application discloses an indole compound, a preparation method and application thereof. Specifically, the application provides a compound as shown in formula I, a pharmaceutically acceptable salt or an enantiomer thereof, and the compound can effectively shorten sleep latency, prolong sleep time, and has a better sleep promoting effect.
Owner:FUDAN UNIVERSITY