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31results about How to "Reduce positioning power consumption" patented technology
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Intelligent terminal positioning method and system
ActiveCN104540220AGuaranteed positioning accuracyReduce positioning power consumptionHigh level techniquesWireless communicationExercise statePositioning technology
The invention provides an intelligent terminal positioning method and system and relates to the technical field of mobile positioning. The intelligent terminal positioning method comprises the steps that the accelerated speeds of an intelligent terminal at different times are acquired, and a curve of the relation between the accelerated speeds and the times is generated; the motion state and the displacement of the intelligent terminal are obtained according to the curve of the relation between the accelerated speeds and the times; a positioning mode is selected according to the motion state and the displacement of the intelligent terminal, and positioning is conducted in the selected positioning mode, wherein positioning modes include the base station positioning mode, the intelligent positioning mode and the GPS positioning mode. According to the intelligent terminal positioning method and system, the three positioning modes are set, the positioning modes can be switched automatically by the intelligent terminal according to the motion state and the displacement of the intelligent terminal, positioning power consumption is reduced on the premise that the positioning precision is guaranteed, and the requirements of people for positioning precision and positioning power consumption are met.
Owner:SHENZHEN INST OF ADVANCED TECH CHINESE ACAD OF SCI
Motion state perception-based low power consumption positioning method and system
InactiveCN104296749AReduce positioning power consumptionReduce usageNavigation by speed/acceleration measurementsPattern perceptionStudy methods
The invention discloses a motion state perception-based low power consumption positioning method and system. The method comprises the following steps: carrying out offline training and online positioning; providing a low power consumption positioning service through introducing an acceleration sensor, wherein the acceleration sensor is capable of capturing the vibration changes in the X, Y and Z directions caused by the motion of the user; calculating the motion state and position change of the user through massive sample training and a machine learning method; providing a low power consumption position service with a certain positioning error; opening a GPS to complete precise positioning when the positioning error exceeds a certain threshold. According to the motion state perception-based low power consumption positioning method and system, the acceleration sensor with low power consumption is used for completing most of the positioning, so that the overall positioning power consumption can be greatly reduced.
Owner:SHENZHEN INST OF ADVANCED TECH CHINESE ACAD OF SCI
Positioning method, device, equipment and system
ActiveCN106255188AReduce positioning power consumptionPower managementHigh level techniquesPositioning equipmentGps positioning
The invention discloses a positioning method, a device, equipment and a system. The method comprises steps: when positioning equipment needs to be positioned, whether the current position of the positioning equipment needs to be updated is judged; when the current position of the positioning equipment needs to be updated, WIFI hotspot data near the current positioning equipment are acquired; the WIFI hotspot data are uploaded to a positioning server to enable the positioning server to acquire first position information according to the WIFI hotspot data, the current position of the positioning equipment is updated according to the first position information when a preset condition is met, and when the preset condition is not met, a GPS positioning starting command is returned; when the GPS positioning starting command returned by the positioning server is acquired, a GPS positioning module is started; and when second position information is acquired through the GPS positioning module, the GPS positioning module is closed, the second position information is sent to the positioning server to enable the positioning server to update the current position of the positioning equipment according to the second position information. By adopting the embodiment of the invention, the positioning power consumption of the positioning equipment can be effectively reduced.
Owner:GUANGZHOU SHIYUAN ELECTRONICS CO LTD
Positioning method, position information sending method, mobile terminal and positioning system
InactiveCN105392111AReduce positioning power consumptionReduce power consumptionWireless commuication servicesLocation information based serviceBluetoothPositioning system
The invention provides a positioning method, a position information sending method, a mobile terminal and a positioning system. The positioning method includes the steps of: receiving announcement frames sent by at least one mobile terminal through Bluetooth, the announcement frames carrying position information acquired in positioning of the mobile terminal; and obtaining positioning information of the mobile terminal according to the position information carried in the announcement frames. According to the positioning method provided by the invention, by receiving the announcement frames carrying the position information which is sent by the at least one mobile terminal, positioning can be performed in the vicinity of a position where the announcement frames that are sent exist without adding or enabling a GPS module, WIFI module and base station triplet auxiliary positioning module in the mobile terminal, thereby saving power consumption.
Owner:SHANGHAI DROI TECH CO LTD
Adjustment method for positioning modes of mobile terminal
InactiveCN103200660AReduce positioning power consumptionExtend standby timePower managementHigh level techniquesElectricityNormal mode
The invention provides an adjustment method for positioning modes of a mobile terminal. The time that the residual electricity of the mobile terminal can be used is calculated by collecting the electricity consumption speed and the residual electricity of the mobile terminal, and different positioning modes of the mobile terminal are adopted according to different times that the residual electricity can be used. If the time that the residual electricity can be used is short, an electricity-saving mode is adopted to position the mobile terminal. If the time that the residual electricity can be used is long, a high-precision mode with high frequency and high accuracy is adopted to position the mobile terminal. If the time that the residual electricity can be used is between the two situations, a normal mode between the electricity-saving mode and the high-precision mode is adopted to position the mobile terminal. The adjustment method for the positioning modes of the mobile terminal adopts different positioning modes according to the time that residual electricity can be used, is capable of flexibly adjusting the positioning modes according to the residual electricity, is capable of effectively reducing the electricity consumption amount of the mobile terminal under the condition of low electricity amount, and prolongs the sand-by time of the mobile terminal.
Owner:苏州海客科技有限公司
Positioning method, device, equipment and system
ActiveCN106211078AReduce positioning power consumptionPower managementSatellite radio beaconingWi-FiGps positioning
The invention discloses a positioning method, device, equipment and system. The method comprises the following steps: when the positioning equipment needs to be positioned, judging whether a current position of the positioning equipment needs to be updated or not; when the current position of the positioning equipment needs to be updated, starting a GPS positioning module of the positioning equipment; obtaining nearby Wi-Fi hotspot data of the current positioning equipment; uploading the Wi-Fi hotspot data to a positioning server, so that the positioning server obtains first position information according to the Wi-Fi hotspot data, and, when preset conditions are met, updates the current position of the positioning equipment according to the first position information and returns a command to stop GPS positioning; when the command to stop the GPS positioning returned by the positioning server is received, closing the GPS positioning module; and when second position information is obtained through the GPS positioning module, closing the GPS positioning module, and sending the second position information to the positioning server, so that the positioning server updates the current position of the positioning equipment according to the second position information. The positioning method, device, equipment and system provided by the embodiment of the invention has the advantage that positioning power consumption of the positioning equipment can be effectively reduced.
Owner:GUANGZHOU SHIYUAN ELECTRONICS CO LTD
Low-power-consumption positioning method and system based on adjacency sensing and mobile base station
ActiveCN104320847AReduce positioning power consumptionReduce frequencyLocation information based serviceHigh level techniquesMobile stationBluetooth
The invention discloses a low-power-consumption positioning method and system based on adjacency sensing and a mobile base station. The low-power-consumption positioning method comprises the steps of user position acquisition, wherein the mobile base station GSM is used for inquiring an adjacent base station and calculating the current position of a user; adjacent device detection, wherein a mobile terminal periodically starts a Bluetooth sensor to scan adjacent devices and detect whether other Bluetooth devices exist around, and a pairing mechanism is started so that the mobile terminal can be automatically connected to the available Bluetooth device if the adjacent Bluetooth device is detected; position sharing, wherein the mobile terminal and the Bluetooth device each transmit the position information obtained last time through Bluetooth, positioning accuracy of the mobile terminal and positioning accuracy of the Bluetooth device are compared according to the positioning information, and the mobile terminal updates the positioning information if the positioning accuracy of the Bluetooth device is higher than that of the mobile terminal, otherwise the positioning information of the mobile terminal remains unchanged. According to the low-power-consumption positioning method and system, the low-power-consumption mobile base station GSM and the Bluetooth sensor are used for positioning, the frequency of using a positioning module can be reduced through a positioning sharing method, and therefore the overall positioning power consumption can be reduced.
Owner:SHENZHEN INST OF ADVANCED TECH CHINESE ACAD OF SCI
Positioning method, device and system for Internet of Things equipment
InactiveCN111123313AReduce power consumptionFast and accurate transmissionSatellite radio beaconingEmbedded systemData needs
The invention discloses a positioning method, device and system for Internet of Things equipment, and the method, device and system can effectively improve the positioning rate, reduce the positioningpower consumption, and can meet requirements of low power consumption and quick positioning in the Internet of Things. The method comprises the following steps: after to-be-positioned Internet of Things equipment receives a positioning request, whether current ephemeris data need to be updated is judged according to the positioning request, if not, positioning is carried out by means of the current ephemeris data, if so, an ephemeris data downloading request is sent to a GNSS platform, the GNSS platform downloads the ephemeris data according to the ephemeris data downloading request and determines ephemeris data different from the current ephemeris data stored in the to-be-positioned Internet of Things equipment in the downloaded ephemeris data as differential ephemeris data, and the differential ephemeris data is returned to the to-be-positioned Internet of Things equipment, so that the to-be-positioned Internet of Things equipment can perform accurate positioning according to the differential ephemeris data and update the current ephemeris data.
Owner:BEIJING HUAHONG INTEGRATED CIRCUIT DESIGN
Satellite positioning method, chip, module and electronic device
PendingCN111650614AReduce operational complexityReduce data transfer volumeSatellite radio beaconingComputer hardwareEphemeris
The embodiment of the invention provides a satellite positioning method, a chip, a module and an electronic device. The satellite positioning method is applied to the cloud. The cloud is connected with the positioning module through the communication assembly. The positioning module has a unique equipment number. The satellite positioning method comprises the following steps: a cloud acquiring ephemeris information of each satellite; the positioning module acquiring pseudo-range information; the positioning module reporting the pseudo-range information to the cloud through the communication component block; and the cloud combining the ephemeris information and the pseudo-range information of each satellite to obtain the position information of the positioning module through operation. Through the embodiment of the invention, the technical problem of how to reduce the positioning power consumption is solved, and the time required for positioning can be less than 1 second, so that the service life is prolonged.
Owner:BEIJING TONGXUN FENGLIAN TECH
GPS positioning power consumption saving method and wearable equipmen
ActiveCN111148031AReduce positioning power consumptionPower managementLocation information based serviceEmbedded systemGps positioning
The invention relates to a GPS positioning power consumption saving method and wearable equipment, and the method comprises the steps: predicting whether the GPS positioning is successful or not in asecond specified duration at an interval of a first specified duration through a prediction model after the GPS module of the wearable equipment is started, wherein the second specified duration is longer than the first specified duration, and the prediction model at least comprises collected time T used for successful final GPS positioning under the historical connection satellite number s and the historical connection satellite average signal intensity c; and if it is predicted that the GPS positioning is not successful in the second specified duration, closing the GPS module. With implementing of the embodiment of the invention, the GPS positioning power consumption of the wearable equipment can be saved.
Owner:GUANGDONG XIAOTIANCAI TECH CO LTD
Trajectory recording method, device and system
ActiveCN111148046ASolve the problem of frequently initiating positioningReduce positioning power consumptionLocation information based serviceHigh level techniquesEmbedded systemCommunication device
The embodiment of the invention provides a track recording method, device and system. According to the monitored communication behavior information between an intelligent terminal and communication equipment and / or the user behavior information of the intelligent terminal, the communication behavior information of the intelligent terminal is monitored, when it is determined that the intelligent terminal meets the positioning triggering condition, positioning information of the corresponding node is recorded according to the behavior information and a preset positioning information recording strategy, and the positioning information is sent to a server, so that the server generates track information of the intelligent terminal according to the positioning information, recorded by the intelligent terminal, of each node. Thus, compared with a traditional scheme in which positioning is triggered based on a time interval, the method is simple; whether positioning is triggered or not is determined through the communication behavior information and / or the user behavior information, the problem that the intelligent terminal frequently initiates positioning in the static state is solved, the positioning power consumption of the intelligent terminal in the static state is effectively reduced, and the positioning timeliness and accuracy of position movement of the intelligent terminal areimproved.
Owner:广西信恒科技有限公司
Positioning update method and device, and storage medium
ActiveCN110488329AReduce positioning power consumptionSatellite radio beaconingReal-time computingMoving speed
The embodiment of the application provides a positioning update method and device, and a storage medium. The method includes the following steps that: when current position information is determined,a current moving speed is collected and a current position changing period is determined based on a preset position change distance and the current moving speed; a target position update period is determined according to a preset position update period and the current position changing period; and when the target position update period arrives, the current position information is updated.
Owner:OPPO CHONGQING INTELLIGENT TECH CO LTD
Low-power consumption positioning method based on accelerometer and GPS
ActiveCN106680857AGuaranteed positioning accuracyReduce power consumptionSatellite radio beaconingAccelerometerMap matching
The invention discloses a low-power consumption positioning method based on an accelerometer and a GPS. The method comprises following steps of (1) if a GPS positioning function is in a usable state, using the GPS to acquire an initial positioning point, and if the GPS positioning function is in an unusable state, directly using the accelerometer to acquire the initial positioning point; (2) using a map matching method to match the initial positioning point to a proper road so as to reduce positioning errors and obtain a positioning point after the matching, and using the matching point after the matching as the initial position of the accelerometer; (3) using the accelerometer to acquire real-time three-dimensional acceleration speed projection information of each moment; and (4) using the initial position of the accelerometer and the real-time three-dimensional acceleration speed projection information of each moment to acquire the positioning information of the current moment. According to the invention, by periodically starting the GPS positioning function, combining positioning calculation of the accelerometer, and combining the map matching method for carrying out road matching, power consumption can be reduced under the premise that the positioning precision is ensured.
Owner:陕西远海探科电子科技有限公司
Low-power-consumption positioning method and system, mobile terminal and computer readable storage medium
PendingCN112817423AReduce positioning power consumptionReduce positioningDigital data processing detailsTimerLow power dissipation
The invention discloses a low-power-consumption positioning method and system, a mobile terminal and a computer readable storage medium. The method comprises the steps that the mobile terminal detects whether a base station ID changes or a timer is triggered or not; when the ID of the base station changes or the timer is triggered, a Wi-Fi list is searched, and the currently searched Wi-Fi list is compared with a Wi-Fi list searched in the last positioning; if the currently searched Wi-Fi list is not empty and changes when compared with the Wi-Fi list searched in the previous positioning, the mobile terminal outputs a motion state through an acceleration sensor and an algorithm, and calculates a current motion speed through historical positioning points; the mobile terminal judges the current motion interval of the mobile terminal according to the motion state and the current motion speed; and the mobile terminal updates the period of the timer according to the current motion interval, and starts positioning when the timer reaches the set period, so that the positioning power consumption of the mobile terminal is reduced.
Owner:HUIZHOU TCL MOBILE COMM CO LTD
Method and device for realizing wireless sensor network (WSN) node positioning by establishing virtual synthetic aperture radar (SAR) image
ActiveCN109765555AAchieve positioningPositioning appliesBeacon systems using radio wavesHigh level techniquesCosine similarityWireless mesh network
The invention discloses a method and device for realizing wireless sensor network (WSN) node positioning by establishing a virtual synthetic aperture radar (SAR) image. The method comprises the stepsthat according to the similarity between signals of SAR distance units and signals between WSN beacon nodes, the virtual SAR image is established based on the signals between the WSN nodes, and a problem of phase information estimation of the signals of the WSN nodes under a noise interference condition is transformed into a problem of self-focusing processing of the virtual SAR image; a projection approximation subspace tracking (PAST) technology is used for performing self-focusing processing on the virtual SAR image, so that phase information of the signals between the WSN nodes is precisely estimated under a low signal-to-noise ratio condition; and finally, based on a corresponding relationship between the phase information of the signals between the nodes and a physical distance, a target function is established based on the principle of the cosine similarity, positioning of an unknown node is realized by searching an optimal solution to the target function, and positioning of theWSN nodes under the low signal-to-noise ratio condition is realized. A simulation experiment proves that the method and device for realizing WSN node positioning by establishing the SAR image is goodin positioning precision, low in positioning power consumption, and is suitable for WSN node positioning.
Owner:TONGDING INTERCONNECTION INFORMATION CO LTD
A low-power positioning method based on accelerometer and GPS
ActiveCN106680857BGuaranteed positioning accuracyReduce power consumptionSatellite radio beaconingAccelerometerMap matching
The invention discloses a low-power consumption positioning method based on an accelerometer and a GPS. The method comprises following steps of (1) if a GPS positioning function is in a usable state, using the GPS to acquire an initial positioning point, and if the GPS positioning function is in an unusable state, directly using the accelerometer to acquire the initial positioning point; (2) using a map matching method to match the initial positioning point to a proper road so as to reduce positioning errors and obtain a positioning point after the matching, and using the matching point after the matching as the initial position of the accelerometer; (3) using the accelerometer to acquire real-time three-dimensional acceleration speed projection information of each moment; and (4) using the initial position of the accelerometer and the real-time three-dimensional acceleration speed projection information of each moment to acquire the positioning information of the current moment. According to the invention, by periodically starting the GPS positioning function, combining positioning calculation of the accelerometer, and combining the map matching method for carrying out road matching, power consumption can be reduced under the premise that the positioning precision is ensured.
Owner:陕西远海探科电子科技有限公司
Positioning method, device, equipment and system
ActiveCN106211078BReduce positioning power consumptionPower managementParticular environment based servicesEmbedded systemGps positioning
The invention discloses a positioning method, device, device and system. The method includes: when the positioning device needs to be positioned, judging whether the current position of the positioning device needs to be updated; when the current position of the positioning device needs to be updated, turning on the positioning device GPS positioning module; obtain WIFI hotspot data near the current positioning device; upload WIFI hotspot data to the positioning server, so that the positioning server obtains the first location information according to the WIFI hotspot data, and updates the positioning according to the first location information when the preset conditions are met The current location of the device and the return stop GPS positioning command; when the stop GPS positioning command returned by the positioning server is obtained, the GPS positioning module is turned off; when the second position information is obtained through the GPS positioning module, the GPS positioning module is turned off, and the first The second position information is sent to the positioning server, so that the positioning server updates the current position of the positioning device according to the second position information. By adopting the embodiment of the present invention, the positioning power consumption of the positioning device can be effectively reduced.
Owner:GUANGZHOU SHIYUAN ELECTRONICS CO LTD
Method and system for constructing social network of surrounding area based on near field communication technology
PendingCN112822094ACommunication is no longer difficultReduce positioning power consumptionServices signallingData switching networksEngineeringSocial web
The invention relates to a system and a method for constructing a social network of a surrounding area based on a near field communication technology, and belongs to the technical field of social communication. The system comprises a client and a server. The client transmits a unique identification information list formed by a plurality of surrounding terminals and obtained by a near field communication technology and sends the list to a server, and the server carries out algorithm processing through the obtained unique identification information list, updates a regional social network corresponding to the client, and returns a user account list in the social network of the area to client equipment. According to the invention, friends in the regional social network can be positioned to people at the edge of one side of a client user in a certain time period, and the user does not need to worry about leakage of position information in the use process, so that the user can communicate with the friends in the regional social network.
Owner:穆凯凯
Positioning method, device and mobile terminal for mobile terminal
ActiveCN108029092BReduce positioning power consumptionPosition fixationSatellite radio beaconingMaster processorEmbedded system
Embodiments of the present invention provide a positioning method and device for a mobile terminal, and the mobile terminal. After the first period of time, the main processor obtains M reliable navigation data from the cached N navigation data of the mobile terminal. navigation data, and obtain the cached K position change data of the mobile terminal, and the main processor fuses the M reliable navigation data and the K position change data to obtain the first time The position information of the mobile terminal within the period; wherein, the N pieces of navigation data are obtained by calculating the satellite navigation signals of the mobile terminal received within the first time period, and the K pieces of position change data are calculated by the mobile terminal in the first time period It is obtained by calculating the data monitored by the sensor of the mobile terminal within the first time period. The positioning method provided by the embodiment of the present invention does not need to process positioning data in real time, which reduces the positioning power consumption of the system.
Owner:HUAWEI TECH CO LTD
Positioning method, device, equipment and system
ActiveCN106255188BReduce positioning power consumptionPower managementHigh level techniquesPositioning equipmentGps positioning
Disclosed are a positioning method, device, apparatus, and system. The method comprises: when a positioning apparatus needs to be positioned, determining whether a current location of the positioning apparatus needs to be updated; obtaining WiFi hotspot data near the current positioning apparatus when the current location of the positioning apparatus needs to be updated; uploading the WiFi hotspot data to a positioning server so that the positioning server obtains first location information according to the WiFi hotspot data, and updates the current location of the positioning apparatus according to the first location information when a preset condition is met and returns a GPS positioning start command when the preset condition is not met; enabling a GPS positioning module when obtaining the GPS positioning start command returned by the positioning server; and disabling the GPS positioning module when second location information is obtained by means of the GPS positioning module, and sending the second location information to the positioning server so that the positioning server updates the current location of the positioning apparatus according to the second location information. Embodiments of the present invention can effectively reduce the positioning power consumption of a positioning apparatus.
Owner:GUANGZHOU SHIYUAN ELECTRONICS CO LTD
A method for saving power consumption of GPS positioning and a wearable device
ActiveCN111148031BReduce positioning power consumptionPower managementLocation information based serviceEmbedded systemGps positioning
A method for saving power consumption of GPS positioning and a wearable device, the method comprising: after the GPS module of the wearable device is turned on, using a prediction model every first specified time to predict whether this time the GPS module can be used within the second specified time. The positioning is successful; wherein, the second specified duration is longer than the first specified duration, and the prediction model includes at least the collected time T for successful final GPS positioning under the historical connection satellite number s and the historical connection satellite average signal strength c; if it is predicted that this time If the GPS positioning fails within the second specified time period, the GPS module is turned off. Implementing the embodiment of the present invention can save power consumption of GPS positioning of the wearable device.
Owner:GUANGDONG XIAOTIANCAI TECH CO LTD
Low power consumption positioning method and system based on proximity sensing and mobile base station
ActiveCN104320847BReduce positioning power consumptionReduce frequencyLocation information based serviceHigh level techniquesMobile stationBluetooth
Owner:SHENZHEN INST OF ADVANCED TECH CHINESE ACAD OF SCI
A positioning processing method and system
ActiveCN106507311BPrecise positioningReduce positioning power consumptionPower managementLocation information based serviceComputer terminalGlobal Positioning System
The invention is applied to the field of positioning of terminals, and in particular relates to a positioning processing method and system. The positioning processing method comprises the following steps of: receiving positioning data of multiple positioning systems; screening according to the positioning data to obtain initial positioning coordinate points; performing weighted aggregation processing of the initial positioning coordinate points generated by the multiple positioning systems in the pre-set time, so that aggregation coordinate points are generated; setting a unit time interval, and determining the motion mode of a terminal in the unit time interval; and, according to the motion mode in the unit time interval and the number of continuous unit time intervals of the motion mode, determining a behaviour mode, and changing the positioning frequency according to the behaviour mode. The embodiment of the invention has the benefits that: according to the motion condition, a proper positioning, acquiring and uploading frequency is selected; and thus, the purposes of accurately positioning and saving the positioning power consumption can be achieved.
Owner:南京福盛新材料有限公司
Positioning method, device and equipment
PendingCN112423231AReduce overheadReduce positioning power consumptionSatellite radio beaconingLocation information based serviceEmbedded systemReal-time computing
The invention discloses a positioning method, device and equipment and a computer readable storage medium. The method comprises the steps: recognizing the current positioning processing in a positioning processing process, and determining whether the current positioning processing is repeated positioning processing or not; and when it is determined that the current positioning processing is repeated positioning processing, not starting GPS positioning, and determining a positioning result according to historical positioning information. According to the embodiment of the invention, repeated and invalid GPS positioning starting in positioning processing can be avoided, so that the equipment positioning power consumption is reduced, the positioning accuracy is ensured, the positioning calculation overhead is reduced, the standby time of a product is prolonged, and the competitiveness is improved.
Owner:XIAN ZHONGXING NEW SOFTWARE
Pet anti-lost device and pet anti-lost method based on NB-IOT technology
PendingCN113936443AReduce positioning power consumptionHigh power consumption for positioningAlarmsLocation information based serviceComputer hardwareAlarm message
The invention provides a pet anti-lost device and a pet anti-lost method based on an NB-IOT technology. A fixed box is mounted on a fastening belt; a main control chip is mounted in the fixed box; an alarm module is mounted in the fixed box, is connected with the main control chip and is used for sending alarm information; a positioning module is installed in the fixed box and comprises an NB-IOT communication positioning module and a GPS module, the NB-IOT communication positioning module and the GPS module are connected with the main control chip, the GPS module is used for obtaining the position data of a pet, and the NB-IoT communication positioning module is used for obtaining the position data of the pet and sending the data obtained by the main control chip to a preset associated terminal through an NB-IoT base station; a voice module is installed in the fixed box, connected with the main control chip and used for playing voice instructions. The pet anti-lost device and pet anti-lost method provided by the invention have the beneficial effects that the NB-IOT module is low in positioning power consumption, small in size, long in standby time and capable of accurately positioning, the GPS module is high in positioning power consumption, and the pet anti-lost device can be enabled to maintain relatively long working time by sending a control instruction when needed.
Owner:CHINA UNIV OF GEOSCIENCES (WUHAN)
A positioning update method and device, storage medium
ActiveCN110488329BReduce positioning power consumptionSatellite radio beaconingEngineeringRemote sensing
Owner:OPPO CHONGQING INTELLIGENT TECH CO LTD
A low-power positioning method based on periodic switch GPS
ActiveCN106680856BGuaranteed positioning accuracyReduce power consumptionSatellite radio beaconingAccelerometerComputer science
The invention discloses a low-power consumption positioning method based on a periodical switch GPS. The method comprises steps of (1) acquiring real-time three-dimensional acceleration speed projection information, and acquiring a positioning point of the current moment according to previous position point and the real-time three-dimensional acceleration speed projection information; (2) matching the positioning point to a proper road by use of the map matching method so as to obtain a matched positioning point; (3) judging whether a GPS positioning period is reached, if not, updating the GPS positioning period, and returning to the step (1) to continuously carry out positioning calculation, and if yes, open the GPS and entering the step (4); and (4) judging whether the GPS positioning is available, if yes, reading the position of the GPS and using the position as an initial positioning point and then returning to the step (1) to continuously carry out positioning calculation, and if not, returning to the step (1) to continuously carry out positioning calculation. According to the invention, by periodically starting the positioning function of the GPS, combining the positioning calculation of an accelerometer, and combining the map matching method to carry out road matching, it can be ensured that power consumption is reduced under the premise of ensuring the precision.
Owner:北京假日阳光环球旅行社有限公司
Uplink positioning method, device and storage medium
PendingCN114071670AReduce positioning power consumptionExtended use timePower managementHigh level techniquesEngineeringReal-time computing
The embodiment of the invention provides an uplink positioning method, a device and a storage medium. The method comprises the following steps: receiving a first paging message sent by network equipment and used for waking up a first terminal; if it is determined that an uplink positioning reference signal needs to be sent to the network equipment according to the first paging message, generating the uplink positioning reference signal; and sending the uplink positioning reference signal to the network equipment, so that the network equipment performs uplink positioning measurement according to the uplink positioning reference signal, thereby reducing the positioning power consumption of the terminal equipment and prolonging the service time of the terminal equipment.
Owner:DATANG MOBILE COMM EQUIP CO LTD
A positioning method and system for an intelligent terminal
ActiveCN104540220BGuaranteed positioning accuracyReduce positioning power consumptionHigh level techniquesWireless communicationPositioning technologyComputer science
Owner:SHENZHEN INST OF ADVANCED TECH CHINESE ACAD OF SCI
Computer readable storage medium, sweeping robot and control method thereof
PendingCN114680744AReduce positioning power consumptionAutomatic obstacle detectionTravelling automatic controlEngineeringComputer vision
The invention discloses a control method of a sweeping robot. The control method comprises the steps that whether the sweeping robot needs to be charged or not is judged; after it is judged that the sweeping robot needs to be charged, whether an infrared signal receiver of the sweeping robot can receive an infrared signal emitted by a charging device or not is further judged; when it is judged that the infrared signal receiver can receive the infrared signal sent by the charging device, the sweeping robot is controlled to move towards a sending source of the infrared signal. Through the mode, the positioning mode can be reasonably selected when the sweeping robot needs to be charged, and the positioning power consumption of the sweeping robot is reduced.
Owner:星络智能科技有限公司
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