99 results about "Global position system" patented technology

According to one embodiment, an information processing device includes a hardware processor. The processor calculates an error variation indicating a variation in error between a first absolute position of a mobile object and a relative position of the mobile object. The first absolute position is based on a global positioning system (GPS). The relative position is based on information other than the GPS. The processor calculates at least one section on a map in which the error variation is equal to or less than a first threshold value. The processor calculates a second absolute position on the map such that a constant difference loss becomes smaller. The constant difference loss is used for causing a difference between the first absolute position and the second absolute position to be constant for each of the sections.

The invention relates to the technical field of navigation and positioning, in particular to a multi-frequency phase deviation estimation and ambiguity fixing method and device.The method comprises the steps that a B2b precise orbit clock difference product is generated, then uncalibrated phase delay UPD estimation is carried out on a server side to obtain a UPD product, and therefore the UPD product is obtained on a user side; and performing multi-frequency precision single-point positioning and ambiguity fixation according to user station observation data, the B2b precision orbital clock difference product and the UPD product to obtain a multi-frequency PPP fixed solution under double systems of a Beidou satellite navigation system (BDS) and a global positioning system (GPS). Therefore, the problems that the PPP-B2b service positioning performance is not fully exerted, the precision and the convergence time need to be optimized, the availability is limited and the like due to the fact that the PPP-B2b correction number and the BDS multi-frequency observation value are not fully utilized and an adaptive multi-frequency PPP model and an ambiguity fixing method are lacked in the related technology are solved.

The invention provides a course information determination method and device, and the method comprises the steps: obtaining geomagnetic data collected by a geomagnetic sensor at a current moment, and obtaining gyroscope data collected by an inertial measurement unit in a vertical direction at the current moment; under the condition that positioning data acquired by a global positioning system is not acquired, or the positioning data is acquired and the positioning data is smaller than or equal to a first threshold value, determining course angle variation of the current moment relative to the target moment based on gyroscope data in the vertical direction of the current moment and a time difference between the current moment and the target moment; the target moment refers to a moment when the positioning data is greater than a first threshold value for the last time before the current moment; obtaining a geomagnetic course angle at the current moment based on the geomagnetic data at the current moment; and obtaining the final course angle at the current moment based on the final course angle at the target moment in the preset storage space, the course angle variable quantity and the geomagnetic course angle at the current moment.

An apparatus can comprise an image encoder and a location encoder. The image encoder can be configured to be trained using a plurality of images including at least one image captured by a visible sensor and at least one image captured by a thermal camera. Further, the image encoder can be configured to output image encoder values based on the plurality of images. The location encoder can be configured to be trained using a plurality of location pairs, the location encoder configured to output location encoder values, each location pair from the plurality of location pairs uniquely associated with at least one image from the plurality of images. Further, the image encoder values and the location encoder values can collectively define a shared latent space.

Methods, systems, and devices for wireless communications are described. A wireless communications system may establish sidelink messages and information elements (IEs) that may be used to distribute absolute time information from a first user equipment (UE) to a second UE. Participating UEs (e.g., the first UE or the second UE) may be mobile or stationary (e.g., a roadside unit (RSU) ). The first UE may provide an absolute time to the second UE with ten nanosecond resolution, and the absolute time may be referenced to a global standard (e.g., universal time coordinated (UTC) time or global positioning system (GPS) time). Time messages may be exchanged (e.g., between the leapSeconds first UE and the second UE) using PC5 radio resource control (RRC) signaling or medium access control (MAC) control elements (MAC-CEs). Time distribution may be based on a request-response signaling or unilaterally provided by a participating UE (e.g., the first UE).

A method of creating a correction function for improving the accuracy of a global positioning system device, the method collecting a plurality of time samples at a plurality of known locations, wherein each time sample consists of global positioning system coordinates and associated satellite data from a plurality of satellites. The satellite data includes or allows for determination of (i) the satellite azimuth and elevation of an associated satellite, (ii) the signal-to-noise ratio of a received signal from the associated satellite; and optionally (iii) the pseudo-range. For each time sample, a respective error between the known location and the corresponding global positioning system coordinates is calculated, and a deep learning / machine learning technique is applied to the plurality of time samples to create an error correction function as a function of the respective global positioning system coordinates and the satellite data.

Systems and methods for use in cloud-based digital vehicle alerting are disclosed. In an example, a device includes a global positioning system (GPS) unit, a wireless transmitter, an input voltage interface, a voltage detector circuit electrically connected to the input voltage interface and configured to detect a voltage at the input voltage interface, and alerting mode logic configured to transition from a non-alerting mode to an alerting mode in response to the voltage detected by the voltage detector circuit exceeding a threshold voltage, and transition from the alerting mode back to the non-alerting mode in response to the voltage detected by the voltage detector circuit not exceeding the threshold voltage for an entire delay interval, where the wireless transmitter is configured to transmit alerting vehicle telemetry data, which includes location information generated by the GPS unit, in response to the alerting mode of the alerting mode logic.

The invention discloses a positioning method, system and device based on multi-vehicle cooperation in the Internet of Vehicles and a medium, and relates to the technical field of Internet of Vehicles positioning, and the method comprises the steps: judging whether a target vehicle is located in an anchor point coverage area composed of a plurality of UWB anchor points or not; if yes, based on the distance between the target vehicle and each UWB anchor point and the coordinate of each UWB anchor point, a spatial distance intersection algorithm is adopted to obtain the coordinate of the target vehicle; if not, judging whether the target vehicle can form a motorcade self-organizing network with the adjacent vehicle or not, and starting a multi-vehicle cooperative positioning mechanism; if yes, obtaining the coordinates of the target vehicle according to a multi-vehicle cooperative positioning mechanism based on identity authentication and key negotiation; the multi-vehicle cooperative positioning mechanism obtains a plurality of adjacent vehicle coordinates for the target vehicle through V2V communication, and the coordinates of the target vehicle are obtained according to the coordinates of the adjacent vehicles; and if not, obtaining the coordinates of the target vehicle by adopting an inertial measurement unit and a global positioning system. According to the invention, the safety and precision of vehicle positioning are improved through V2V cooperative positioning.

The invention discloses a road construction area intelligent sealing control and scheduling method fused with edge calculation, and relates to the technical field of road construction traffic management, and the method comprises the steps: S1, data collection and fusion: deploying edge calculation nodes at the periphery of a road construction area, and enabling the edge calculation nodes to access and fuse data collected by a multi-source sensor in real time, the data comprises traffic flow data acquired by a traffic camera, traffic flow speed data measured by a millimeter wave radar, global positioning system (GPS) positioning data of a construction vehicle, and visibility and precipitation data acquired by a weather sensor. By fusing edge calculation and multi-source sensor data, the traffic flow change can be responded in real time, the sealing control range is shrunk in the peak to reduce congestion, and road resources are reasonably adjusted and prevented from being idle in the flat peak; the device can adapt to weather condition changes, a safe buffer area is expanded in low-visibility environments such as rainstorm and heavy fog, and the traffic capacity is recovered in time when the weather turns good.

A signal acquisition method includes: establishing a sub-integration length of a prime code signal to be a half of a symbol duration of navigation data, where the prime code signal is received by a signal receiver and includes a plurality of sub-integration pairs, and each sub-integration pair includes a first sub-integration and a second sub-integration; for each sub-integration, generating a first local replica and a second local replica based on the prime code signal; and executing FFT based convolution on the prime code signal, the first local replica and the second local replica to yield two convolution results; comparing two convolution maximum peak values and selecting convolution maximum peak values with higher magnitude in the sub-integration pair as first and second convolution peak values; and comparing the first convolution peak value and the second convolution peak value to obtain a corresponding IFFT convolution result to be outputted.

A vehicle includes an on-hoard satellite navigation device, a telematics control unit, a non-transitory computer readable medium, and a processor. The on-board satellite navigation device is in communication with a global positioning system unit to acquire real-time information regarding conditions near the vehicle's vicinity. The telematics control unit is in wireless communications to a cloud services or a vehicle network to upload and receive crowdsourced information regarding conditions near the vehicle's vicinity. The non-transitory computer readable medium stores predetermined information regarding conditions near the vehicle vicinity. The processor is programmed to output one or more complexity values related to the vehicle's vicinity during vehicle travel based on one or more of the real-time information, the crowdsourced information and the predetermined information.

A monitoring system for remotely monitoring the location of an individual includes a housing which attaches to a torso of an individual via a harness. A remote electronic device is used to control a processor mounted in the housing and electrically coupled to a global positioning system (GPS) module. The processor selectively transmits a location signal indicative of a location of the individual via a transceiver.

In general, certain embodiments described herein relate to a method for managing timing in a system. The method includes synchronizing a first TS of a global timekeeper with a global TS of a global positioning system (GPS) satellite. The method then transmits a first timestamp at a first point of time from the global timekeeper to a primary baseboard management controller (BMC). The primary BMC includes a second TS and the first timestamp is transmitted using precision time protocol (PTP). The primary BMC and the global timekeeper exchange three other timestamps which the primary BMC uses to calculate an offset time between the first TS and the second TS. The primary BMC then synchronizes the second TS with the first TS using the offset time.

The invention discloses a network freight information transparent management platform, and relates to the field of intelligent transportation. The data receiving module is used for receiving original global positioning system track data in a vehicle transportation process; the preprocessing module cleans the data and generates a track difference sequence; the feature analysis module calculates a direction stability index and path tortuosity based on the differential sequence; the consistency checking module generates a consistency score through velocity curvature consistency checking; the decision fusion module fuses the direction stability index, the path tortuosity and the consistency score to generate a trajectory counterfeiting probability evaluation value; and the judgment supervision module judges the authenticity of the trajectory data according to a comparison result of the evaluation value and a preset threshold value, and triggers a supervision disposal process. And through multi-dimensional index fusion and decision making, the platform can accurately identify and give an alarm on a forged track in real time, and the data authenticity judgment and supervision efficiency is improved.

Disclosed methods and systems for dynamically configuring an information handling system may employ or perform operations including receiving motion data from a plurality of system sensors including at least a global positioning system (GPS) receiver and an accelerometer and repeatedly, e.g., every five seconds, identifying a current motion state of the system in real time based on the motion data. The current motion state may be selected from a group of motion states that may include a moving vehicle (MV) motion state, indicating the system is located within a moving vehicle, and a stationary motion state, indicating the system is stationary or substantially stationary. A configuration of the system may then be tuned in accordance with the current motion state. Tuning the system configuration may include configuring the system in accordance with a safe driving configuration responsive to identifying the MV motion state as the current motion state.

Blockchain global positioning system (GPS) devices and methods are provided. A blockchain GPS device includes: a GPS module configured to receive a GPS signal to determine a location of the device, a blockchain interface module configured to facilitate communication between the GPS module and at least one blockchain network, a transaction trigger module configured to initiate a transaction based on a trigger condition, a security protocol module configured to provide secure communication between the GPS module and the at least one blockchain network, and an integration module configured to provide communication integration for the device with the GPS module and the at least one blockchain network.

Systems and methods are directed to monocular depth estimation. A method includes capturing an image; encoding the image to form an encoded image; masking one or more dynamic objects in the encoded image; predicting a final prediction performance based on one or more unmasked static objects from the encoded image; decoding and projecting the final prediction performance; and producing an information based on Global Positioning System (GPS), Inertial Measurement Unit (IMU), and wheel encoder fusion.

Method, system, device, and non-transitory computer-readable medium for data management. In some examples, a computer-implemented method can include: receiving personal data sets associated with vehicle operators; receiving, via sensors, sensor data sets associated with the vehicle operators, wherein the sensors comprise at least one of a Global Positioning Systems (GPS) sensor configured to provide a geographic location, an accelerometer configured to provide at least a linear or angular acceleration, or a gyroscope configured to provide orientation sensor data; receiving, from a requesting party of marketplace participants, an information request for a target operator profile associated with a target data profile selected from data profiles of the vehicle operators; and transmitting, in response to the information request, the target operator profile to the requesting party.

An apparatus can comprise an image encoder and a location encoder. The image encoder can be configured to be trained using a plurality of images including at least one image captured by a visible sensor and at least one image captured by a thermal camera. Further, the image encoder can be configured to output image encoder values based on the plurality of images. The location encoder can be configured to be trained using a plurality of location pairs, the location encoder configured to output location encoder values, each location pair from the plurality of location pairs uniquely associated with at least one image from the plurality of images. Further, the image encoder values and the location encoder values can collectively define a shared latent space.

Systems and methods to predict and apply regenerative braking using GPS (global positioning system) and IMU (inertial measurement unit) data. Techniques described herein may be utilized to use a vehicle's current GPS position and IMU sensor data to determine charging availability for electric or hybrid vehicles. IMU and / or GPS data is used to determine a next path prediction and detect next route elevation level. If the next route elevation level is above a threshold, value, the vehicle's motor may be automatically swapped for regenerating energy. Accordingly, recharging operations may be performed in a wide change of scenarios, including those where a driver has not engaged the brake pedal.

The antenna is of a layered structure and comprises a first dielectric substrate and a second dielectric substrate which are arranged in parallel, an air layer is arranged between the first dielectric substrate and the second dielectric substrate, a rectangular parasitic metal patch is arranged on the upper surface of the first dielectric substrate, and the rectangular parasitic metal patch is arranged on the lower surface of the second dielectric substrate. Each rectangular parasitic metal patch is connected with a continuously bent metal stub line; a rectangular driving metal patch is arranged on the upper surface of the second dielectric substrate, and a metal ground is arranged on the lower surface of the second dielectric substrate. The wide axial ratio bandwidth and circular polarization self-decoupling of the laminated microstrip patch antenna can be realized without an additional decoupling structure or circuit, and the antenna has the characteristics of simple structure, wide axial ratio bandwidth, self-decoupling, multi-antenna expansion, easy integration and the like, and is suitable for satellite communication, global positioning system, mobile communication and the like.

The invention provides an accelerator card synchronization method, device and equipment, a medium and a computer program product, and the accelerator card synchronization method comprises the steps: obtaining a first pulse signal based on a global navigation satellite system (GNSS) signal, and global positioning system (GPS) time information in the GNSS signal; at least two acceleration cards are controlled to execute first synchronization operation, and the first synchronization operation comprises alignment with a GPS clock based on the first pulse signal and the GPS time information. According to the scheme, clock synchronization among a plurality of acceleration cards can be realized, clock synchronization with higher precision than that of a traditional scheme can be realized by providing a high-precision synchronization source signal by using the GNSS, the synchronization precision of an ns (nanosecond) level is achieved, synchronization of the acceleration cards deployed at different positions can be supported, and the synchronization precision of the acceleration cards is improved. The problem that clock synchronization among a plurality of acceleration cards cannot be realized in the prior art is well solved.

A road user recognition method and device, a storage medium, and an electronic device are provided. The method includes: extracting Measurement Report (MR) data within a preset time period; obtaining target MR data carrying an Assisted Global Positioning System (AGPS) measurement result from the MR data; and performing road user recognition based on the target MR data. The method solves the problem in the related art that the recognition of road users based on electronic map information of roads relies on the electronic map information, which increases data costs, storage costs, and maintenance costs, and limits scenarios in which a road user recognition function can be deployed. Road users can be recognized without external electronic map information provided by a third party, which decreases data costs as well as storage and maintenance costs, and makes deployment scenarios more flexible.

A method and circuit for frequency compensation, a storage medium, and an electronic device, the method including: determining speed information of a terminal device relative to a predetermined device, where the speed information includes acceleration information and vector information; converting the speed information into a first acceleration value corresponding to a Global Positioning System (GPS) device; and compensating a frequency of a crystal oscillator in the terminal device based on the first acceleration value and a second acceleration value, where the second acceleration value is an actual acceleration value of the GPS device determined by the terminal device.

A mobile application is designed to transform the travel experience by integrating artificial intelligence (AI) with global positioning system (GPS) technology to offer a dynamic and interactive tour guide. This mobile application determines a user's geographical location using GPS and responds to natural language queries about the location with synthesized information from various internet sources. The application is capable of maintaining the context of user interactions, allowing for follow-up questions and providing personalized, real-time information based on user preferences and movements. By combining AI capabilities akin to those of conversational platforms like ChatGPT with precise location tracking, the application offers tailored, educative content about surrounding areas, thereby enhancing user knowledge and engagement during travel.

The present disclosure relates to a method and a system for data extraction of an assisted-global positioning system (AGPS) in real time The method comprises extracting, by an extraction unit [306], at a location management function (LMF) server [302], a raw AGPS data from a global positioning system (GPS) receiver [516] periodically. The method comprises storing, by a storage unit [308], at a front-end operation and management (FEOAM) server [502], the raw AGPS data. The method comprises parsing, by a parsing unit [310], the raw AGPS data extracted from the GPS receiver [516] to obtain a parsed AGPS data. The method comprises converting, by a converter unit [312], the parsed AGPS data into navigation and observation format data. The method comprises storing, by a cache memory unit [314], the parsed data and the navigation and observation format data, at the LMF server [302].

One or more methods of using location-based trivial questions with emotional response capabilities in a vehicle include initiating one or more location-based trivial questions based on global positioning system (GPS) coordinates, and detecting active players using one or more microphones within the vehicle. Based on player names and seat locations, the method includes customizing trivial questions for one or more of the seat locations. The method may further include evaluating the player's emotion by analyzing the voice tones and the voice patterns, and based on the emotion on one or more trivial questions, and / or interrogating the player's name via the microphone (s) at the beginning of the trivial question, and / or configuring the number of channels and the processing chain topology based on the detected number of active players and their seat locations.

The application discloses a global positioning system spoofing detection and positioning recovery method based on pseudo-range residual error, and comprises the following steps: S1, initializing system parameters, determining initial position information of a receiver and clock error of the receiver, and acquiring latest navigation ephemeris information; S2, using measurement information of an inertial sensor to perform prior estimation on the current position of the receiver; S3, acquiring global positioning system measurement information, and calibrating satellite pseudo-range information; S4, acquiring an estimated value of the satellite pseudo-range by using the navigation ephemeris information and the estimated position of the receiver; S5, using the residual error of the satellite pseudo-range measurement value and the estimated value to judge whether the currently received satellite data is spoofing data; and S6, using real satellite information and measurement information of the inertial sensor to realize positioning recovery. The method can detect GPS spoofing behavior, fully utilize effective information in GPS data, and comprehensively optimize positioning error.

An electronic device is provided. The electronic device includes a global positioning system (GPS) module, a communication module, and a processor functionally connected to the GPS module and the communication module. The processor is configured to obtain second location information by refining the first location information, when the second location information is first sensitive information, filter the second location, and when the second location information is not the first sensitive information, convert the second location information into point-of-interest (POI) information on the basis of a mapping table, when the POI information is second sensitive information, filter the POI information, when the POI information is not the second sensitive information, transmit the POI information to an external electronic device through the communication module, and receive update information from the external electronic device in response to the transmission of the POI information.

To continue positioning calculation regardless of the presence or absence of a correction signal and to shorten an initial position calculation time in a satellite navigation system.SOLUTION: In a satellite navigation system including a GPS in United States and a quasi-zenith satellite system in Japan, in a wide-area differential GPS for generating and transmitting correction information on a clock error, a position error, and the like of a navigation satellite, the correction information is transmitted via a communication line different from a wireless correction signal from the satellite, so that positioning calculation is continued regardless of whether or not the correction signal is shielded in a user station, and the correction information transmitted in the past is repeatedly transmitted together with the latest correction information, so that an initial position calculation time (TTFF) in the user station is shortened.SELECTED DRAWING: Figure 1