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9020756 Method and apparatus for processing satellite positioning system signals  
Method and apparatus for processing a satellite positioning system (SPS) signal is described. In one example, a timing reference related to a SPS time of day is obtained from a wireless...
8930059 Driverless vehicle  
Each respective vehicle of a plurality of vehicles transports a vehicle navigation system. A position determining system determines a position and a velocity of the respective vehicle and an...
8930137 Method and apparatus for locating mobile receivers using a wide area reference network for propagating ephemeris  
A method and apparatus for distribution and delivery of global positioning system (GPS) satellite telemetry data using a communication link between a central site and a mobile GPS receiver. The...
8849569 Method and apparatus for transforming overbounds  
A method for determining overbounds comprises the steps of determining conservative overbounds (qi) of at least one error (εi) in a first phase space, multiplying the conservative overbounds (qi)...
8775076 Position calculating method and position calculating device  
A position calculating method comprising: receiving a positioning signal; and performing a position calculating operation using the received positioning signal, the position calculating operation...
8768611 Object detection and position determination by reflected global navigation satellite system signals  
A navigation receiver mounted on a moving vehicle receives navigation signals transmitted from global navigation satellites. The navigation signals are separated into direct navigation signals,...
8755995 Method and device for updating the position of an aircraft  
The device (1) comprises a first system (3) which comprises means (14) for calculating the vector difference between a position generated by this first system (3) and a realignment position...
8655578 Positioning device, positioning method and storage medium  
An electronic device 1 receives ephemeris information from a GPS satellite at intermittent timings TE1, TE2, and TE3 and stores the received information in its memory. In addition, the electronic...
8635023 Position indication controls for device locations  
Aspects of the disclosure relate generally to localizing mobile devices. In one example, a first location method associated with a first accuracy value may be used to estimate a location of the...
8626395 Method for processing data in an influencing device  
A method is provided for processing data in an influencing device, whereby the influencing device is connectable to a vehicle control unit and to a data processing unit. If the influencing device...
8620581 Time synchronization method for vehicles having navigation device  
Provided is a method of performing time synchronization using a navigation device. The method includes: (a) performing time synchronization between a GPS satellite and a navigation device by...
8600660 Multipath modeling for deep integration  
A state is added to a Kalman filter to model GPS multipath errors. The multipath states may be modeled as either a random walk model or a Gauss-Markov process. The choice of the model depends on...
8532862 Driverless vehicle  
Each respective vehicle of a plurality of vehicles transports a vehicle navigation system. A position determining system determines a position and a velocity of the respective vehicle and an...
8473790 Method for correcting prediction errors of signal values with time variation subjected to interference by various uncontrollable systematic effects  
A method for correcting the prediction of values of signal with time variation, in particular for navigation messages sent by the global satellite navigation systems, includes the following steps...
8447519 Method of augmenting GPS or GPS/sensor vehicle positioning using additional in-vehicle vision sensors  
A method is provided for augmenting GPS data using an in-vehicle vision-based module. A vehicle position is determined utilizing position-related data obtained from a position module. A position...
8406280 System and method for mitigating severe multipath interference for geolocation and navigation  
A system and method for mitigating multipath interference of signals in environments to determine the line of sight signal propagation.
8395544 Method and system for inter-delay product test for signal degradation detection in a GNSS receiver  
A GNSS enabled communication device receives GNSS signals from GNSS satellites. The resulting GNSS baseband signals may be concurrently correlated with GNSS acquisition codes. Inter-delay products...
8364401 Highly integrated GPS, Galileo and inertial navigation system  
The navigation system described here utilizes GPS and Galileo satellite signals combined with Inertial Navigation Systems (INS), where a Coupled Antenna (CAN) provides both GNSS and Inertial...
8355867 Method and system for detecting multiple paths in a system of satellite navigation  
According to a first aspect, the invention relates to a method for controlling the navigation system of a carrier (P) receiving signals from a plurality of transmitters (T1-T3) and capable of...
8352184 Message formatting system to improve GPS and IMU positional reporting for a vehicle  
The invention generally relates to a system for generating and transmitting a telemetry formatted message containing raw Global Positioning System (GPS) information, processed Inertial Measurement...
8352171 Auxiliary satellite positioning system and method thereof  
An auxiliary satellite positioning system is applied to a first satellite positioning apparatus. The auxiliary positioning system includes a detection module, a transmission interface and a...
8255160 Integrated mobile terminal navigation  
A navigation system is described which includes a mobile terminal 100 which has a transmission source receiver 204 for receiving the signals from one or more unsynchronised terrestrial...
8200430 Method and apparatus for providing integrity information for users of a global navigation system  
In a method for providing integrity information for users of a global navigation system, which comprises several space vehicles like satellites transmitting information to a device for position...
8165807 Multipath mitigation using sensors  
Systems, methods and devices for multipath mitigation are presented. Specifically, embodiments of the invention can advantageously use sensor inputs to mitigate the effect of multipath signals...
8019540 Method and apparatus for processing navigational signals in a satellite navigation system  
In a method and apparatus for processing a received navigation signal x′(t) of a satellite navigation system, the received navigation signal x′(t) contains at least four navigation codes. The...
7987047 Navigation equipment  
A navigation equipment includes a user position observing unit 15 for calculating the position of the navigation equipment by using the pseudo range and position of each GPS satellite, and a...
7890260 Navigation system with minimal on-board processing  
A navigation system that provides a position estimate. In one embodiment, a method includes integrating an acceleration estimate in each of three dimensions. Subtracting a GPS velocity in each of...
7865307 Method and apparatus for real time clock (RTC) brownout detection  
A method and apparatus for real time clock brownout detection. A low power real time clock (RTC) operates continuously to keep time in a global positioning system (GPS) receiver while some...
7840351 Method for correcting ionosphere error, and system and method for determining precision orbit using the same  
Provided is a method of correcting an ionosphere error, a system of a precise orbit determination using the same and a method thereof. The method includes the steps of: a) determining a time of a...
7751974 Navigation processing for a satellite positioning system receiver  
A method for navigation processing in a satellite positioning system receiver is disclosed. A method in accordance with the present invention comprises separating the three SATPS satellites into a...
7720601 Method and apparatus for compressing GPS satellite broadcast message information  
An assisted global positioning satellite (Assisted GPS) system has a GPS reference network node (260) that collects GPS satellite broadcast messages and prepares separate GPS assistance messages...
7711481 Navigation system  
A navigation system for use in a vehicle receives a GPS signal for having a GPS time data that rolls over at an interval of 19.7 years with a start time of 0 a.m. Jan. 6th, 1980 from a GPS...
7702459 GPS accuracy adjustment to mitigate multipath problems for MEMS based integrated INS/GPS navigation systems  
A method of GPS accuracy adjustment for an integrated INS/GPS navigation system which utilizes microelectro mechanical systems (MEMS) based inertial sensors to mitigate multipath problems arising...
7629924 Methods and apparatus for obtaining accurate GNSS time in a GNSS receiver  
A method for obtaining GNSS time in a GNSS receiver includes: deriving a relationship between a first clock signal and the received GNSS time; latching a second clock signal and the first clock...
7471238 Multitarget tracking antispoofing receiver  
A multitarget tracking antispoofing receiver utilizes multitarget tracking algorithms and multiple correlators for tracking signals of interest in a field of view about a nominal trajectory of a...
7460955 Synchronization of an external device using a GPS receiver  
A method for synchronization of an external device's clock 324 with a GPS device 104 is provided. The method can comprise processing one or more data sentences received at the external device 106...
7428461 Walker navigation device, walker navigation method, and program  
A pedestrian navigation device (10A) of this invention has a position information reception unit (12), which obtains current position information from a GPS (20); a position information analysis...
7428696 System and method for time synchronization between multimedia content and segment metadata  
A system and method for time synchronization between multimedia content and segment metadata. Time synchronization system of the present invention includes a content processor receiving and...
7321776 Estimating GPS time at cellular terminals based on timing of information from base stations and satellites  
A mobile terminal generates an estimate of GPS time. The mobile terminal includes a cellular receiver, a GPS receiver, and a processor. The cellular receiver is configured to receive communication...
7292663 Efficient space-time adaptive processing (STAP) filter for global positioning system (GPS) receivers  
A system for efficiently filtering interfering signals in a front end of a GPS receiver is disclosed. Such interfering signals can emanate from friendly, as well as unfriendly, sources. One...
7236883 Aiding in a satellite positioning system  
The invention relates to an aided Global Positioning System (GPS) subsystem within a wireless device. The wireless device includes a wireless processing section capable of receiving signals from a...
7233864 Method for improving GPS integrity and detecting multipath interference using inertial navigation sensors and a network of mobile receivers  
A method for checking the integrity of GPS measurements for a moving vehicle includes determining a first inter-vehicle distance between a first vehicle and a second vehicle based on GPS...
6985811 Method and apparatus for real time clock (RTC) brownout detection  
A method and apparatus for real time clock brownout detection. A low power real time clock (RTC) operates continuously to keep time in a global positioning system (GPS) receiver while some...
6934632 Method for using three GPS frequencies to resolve carrier-phase integer ambiguities  
A method for generating an ambiguity-resolved, refraction-corrected, and noise-minimized carrier-phase measurement. The method includes forming a first composite measurement using GPS...
6915208 Information transfer in a multi-mode global positioning system used with wireless network  
The present invention discloses a GPS system that can operate in different modes depending on the network facilities and bandwidth available, the GPS information that can be acquired, or user or...
6879913 Indoor GPS clock  
An indoor GPS clock using GPS signals lower that −143 dBm for issuing disciplined frequency and time standard signals. The indoor GPS clock includes a correlation machine using long integration...
6876925 Two-stage interacting multiple models filter for use in a global positioning system  
A method, corresponding apparatus and corresponding system for determining a dynamical quantity of a receiver of signals conveying information useful in estimating the dynamical quantity, the...
6865478 Determining the position of a receiver and/or the system time of a positioning system  
The invention relates to a method for determining in a positioning system the position of a receiver and/or an accurate system time. The receiver receives and tracks code modulated signals...
6853916 Method and apparatus for forming a pseudo-range model  
A method and apparatus for locating mobile device over a broad coverage area using a wireless communications link that may have large and unknown latency. The apparatus comprises at least one...
6813560 Method and apparatus for locating mobile receivers using a wide area reference network for propagating ephemeris  
A method and apparatus for distribution and delivery of global positioning system (GPS) satellite telemetry data using a communication link between a central site and a mobile GPS receiver. The...

Matches 1 - 50 out of 92 1 2 >