Class / Patent application number | Description | Number of patent applications / Date published |
342357510 |
Receivers (IPC)
| 567 |
342357400 |
Cooperating elements; interaction or communication between different cooperating elements or between cooperating elements and receivers (IPC)
| 188 |
342357395 |
Details of the space or ground control segments (IPC) | 5 |
20100265136 | METHOD FOR THE TRANSMISSION OF ADDITIONAL DATA ALONG WITH NAVIGATION MESSAGES IN A SATELLITE NAVIGATION SYSTEM - A method for transmitting additional information in a satellite navigation system includes providing a navigation message including a continuous data stream having a prescribed bit rate and structuring the navigation message in a plurality of pages generated according to a prescribed page definition so as to transmit information, wherein each of the plurality of pages includes a checksum calculated as a function of information contained in the page. The method further includes generating at least one new page containing the additional information so as to form a changed, navigation message according to a further page definition that differs from the prescribed page definition such that the checksum calculated as a function of information contained on the page generated according to the prescribed page definition is false; and transmitting the at least one new page. | 10-21-2010 |
20130069825 | METHODS, CIRCUITS AND SYSTEMS FOR GENERATING NAVIGATION BEACON SIGNALS - Disclosed are methods, circuits and systems for generating satellite navigation beacon signals. There is provided a multi-system beacon transmitter adapted to generate a beacon signal for navigation systems. The multi-system beacon transmitter may include: (1) a baseband data processor adapted to process a navigation data based data signal in baseband; (2) an adjustable radio-frequency (RF) transmission module adapted to process and up-convert the baseband data signal, and further adapted to transmit the RF signal via one or more functionally associated antenna(s); and (3) a multi-system interfacing module adapted to convey the navigation signal and to control the RF transmission module based on a determined RF transmission mode. The determined RF transmission mode may be selected from a set of navigation system transmission modes. The need for external frequency selectable elements (e.g. filters) may be obviated. | 03-21-2013 |
20140070992 | Method, Apparatus, and System for Determining a Position of an Object Having a Global Navigation Satellite System Receiver by Processing Undifferenced Data Like Carrier-Phase Measurements and External Products Like Ionosphere Data - A method for determining a position of an object having a Global Navigation Satellite System (GNSS) receiver comprises receiving signals that are transmitted by GNSS transmitters positioned on board satellites positioned in view of the object; updating service data in the object, the service data including satellite clock data, satellite orbit data, satellite delay code bias data relating to delay code biases of the GNSS transmitters, and ionospheric model data indicating a state of an ionosphere; determining, based on the ionospheric model data, ionospheric delay data indicating corrections relating to delays of the signals, the delays of the signals resulting from passage of the signals through the ionosphere, and reception of the signals by the GNSS receiver; and determining a position of the object based on the signals, the satellite clock data, the satellite orbit data, the satellite delay code bias data, and the determined ionospheric delay data. | 03-13-2014 |
20140097985 | PSEUDO-SATELLITE TRANSMITTER AND METHOD OF TRANSMITTING GPS SIGNALS USING PSEUDO-SATELLITE TRANSMITTER - A pseudo-satellite transmitter includes a GPS unit, a transmission power control unit, and a plurality of antennas. The GPS unit generates a GPS signal of a pseudo-satellite. The transmission power control unit generates a plurality of GPS signals having different power levels based on the GPS signal generated by the GPS unit and a distance from a shadow area to the pseudo-satellite transmitter. Each antenna is configured to wirelessly transmit the GPS signals with different power levels output from the transmission power control unit to a corresponding one of a plurality of shadow areas according to the distance from the shadow area to the corresponding antenna. | 04-10-2014 |
20150355334 | LOCATION-BASED OPERATIONAL CONTROL OF A TRANSMITTER - A method includes receiving location, retrieving geo-fence data from a geo-fence database corresponding to a boundary of a jurisdiction, and automatically selecting between a first or second frequency band satellite transmitter based on the comparison. | 12-10-2015 |
Entries |
Document | Title | Date |
20140152494 | Elevation Assistance for Location Determination - In some implementations, a tightly-coupled elevation-assisted location estimate can be calculated based on digital elevation model (DEM) elevation measurements and global navigation satellite system (GNSS) data. The DEM elevation measurements and GNSS data can be provided as input to an estimator (e.g., a Kalman filter) to calculate an estimated geographic location of a mobile device. In some implementations, DEM elevation data can be filtered before being provided to the Kalman filter for estimating the geographic location of the mobile device. The DEM elevation data can be filtered in response to detecting bridge and/or tunnel events that indicate that the DEM elevation data does not accurately represent the actual elevation of the mobile device. | 06-05-2014 |
20140152495 | PROCEDURE TO INCREASE POSITION LOCATION AVAILABILITY - A device, method and system are provide which permits the methodology used to make the position determination to change dynamically in connection with achieving a position fix of a desired accuracy. | 06-05-2014 |
20140159952 | Systems and Methods to Enhance Reliability of Measured Position Data - There is disclosed systems and methods to enhance reliability of measured position data. Measuring devices, such mobile phones equipped with location measurement elements (such as GPS, LBS, network location reporting, or tower location triangulation reporting) may collect various samples of positions where the device is believed to be located at particular moments in time; however such measurements often vary even if the device is not moving because of device inaccuracy, atmospheric conditions, obstructing buildings, and the like, making it difficult to determine whether such devices are actually stationary or are in motion over predetermined time periods. Systems and methods of the present invention provide for enhanced accuracy of position data by selectively merging varying location positions that are attributable to noise or accuracy deviations, and providing an enhanced assessment of actual device position. | 06-12-2014 |
20140168010 | EXTENDED RANGE, HIGH DATA RATE, POINT-TO-POINT CROSSLINK PLACED ON FIXED OR MOBILE ELEVATED PLATFORMS - Methods and systems are provided for relocatable wireless communication links to locations that may present accessibility problems using, for example, small unmanned aerial systems (sUAS). An sUAS implemented as an easy-to-operate, small vertical take-off and landing (VTOL) aircraft with hovering capability for holding station position may provide an extended range, highly secure, high data rate, point-to-point wireless communication link (also referred to as a “crosslink”) that is easily relocatable with very fast set-up and relocating times. A transceiver using beam forming and power combining techniques enables a very high gain antenna array with very narrow beam width and superb pointing accuracy. The aircraft includes a control system enabling three-dimensional pointing and sustaining directivity of the beam independently of flight path of the aircraft. | 06-19-2014 |
20140176363 | METHOD OF MONITORING WEAPONS USING A GPS DEVICE THAT IS STRAPPED ONTO THE WEAPON - A method for tracking extremely dangerous weapons, such as assault rifles, is described. This method comprises of a GPS device which is strapped onto the weapon, such as the assault rifle's neck. The position of the GPS, along with the location of the weapon is constantly monitored. If the position of the GPS and weapon is near a school, an alarm signal is sent to a Global Position Processing Center. The Center then immediately contact and inform the school and the local police department about the position of the weapon by its GPS positional signal. If the GPS is disabled, an alarm signal is sent to the Center. The Center then investigates the reason for its disablement. If the disablement of the GPS is illegal, then the Center will contact the local police for further investigation of the weapon. In this way, dangerous weapons, such as assault rifles, are kept track of and schools are alerted when such weapons come within its safety perimeter. By this method, law enforcement agencies can pursue missing weapons and account for all dangerous weapons and their locations. | 06-26-2014 |
20140191901 | Search System And Method For Searching For A Buried Person - A search system for searching buried persons is provided including a radio device with a receiving device including at least one receiving antenna and adapted to receive the field of a transmitter antenna, wherein the radio device is adapted to determine the direction of the field vector of the transmitter antenna relative to the at least one receiving antenna; as well as a user interface device with at least one interface for interfacing with the radio device, as well as at least one output device for outputting search information derived from the direction of the determined field vector and perceivable by a user; wherein the radio device and the user interface device are each formed as separate units, which are each encompassed by an own housing, and wherein the search system includes determining means for determining the relative orientation of the user interface device to the radio device. Moreover, it relates to a corresponding method for searching a buried person. | 07-10-2014 |
20140197988 | METHOD OF ESTIMATING A QUANTITY ASSOCIATED WITH A RECEIVER SYSTEM - The present disclosure provides a method of estimating a quantity associated with a receiver system. The receiver system comprises a plurality of spaced apart receivers that are arranged to receive a signal from a satellite system. The method comprises the step of receiving the signal from the satellite system by receivers of the receiver system. Further, the method comprises calculating a position estimate and an attitude estimate associated with the receiver system using the received signal. The method also comprises determining a relationship between the calculated position estimate and the calculated attitude estimate. In addition, the method comprises estimating the quantity associated with the receiver system using the determined relationship between the calculated position estimate and the calculated attitude estimate. | 07-17-2014 |
20140210664 | Method and Apparatus for Processing of Satellite Signals Without Time of Day Information - Method and apparatus for locating position of a satellite signal receiver is described. In one example, pseudoranges are obtained that estimate the range of a satellite signal receiver to a plurality of satellites. An absolute time and a position are computed using the pseudoranges at a first time. The absolute time is then used to compute another position at a subsequent time. In another example, a plurality of states associated with a satellite signal receiver are estimated, where the plurality of states includes a time tag error state. A dynamic model is then formed relating the plurality of states, the dynamic model operative to compute position of the satellite signal receiver. | 07-31-2014 |
20140306841 | FEEDBACK BASED INDOOR LOCALIZATION USING DIGITAL OFF-AIR ACCESSUNITS - A system for indoor localization using satellite navigation signals in a Distributed Antenna System includes a plurality of Off-Air Access Units (OAAUs). Each of the plurality of OAAUs is operable to receive an individual satellite navigation signal from at least one of a plurality of satellites and operable to route signals optically to one or more DAUs. The system also includes a plurality of remote DRUs located at a remote location. The plurality of remote DRUs are operable to receive signals from a plurality of local DAUs. The system further includes an algorithm to delay each individual satellite navigation signal for providing indoor localization at each of the plurality of DRUs and a GPS receiver at the remote location used in a feedback loop with the DRU to control the delays. | 10-16-2014 |
20140313075 | INDOOR LOCALIZATION USING DIGITAL OFF-AIR ACCESS UNITS - A system for indoor localization using satellite navigation signals in a Distributed Antenna System includes a plurality of Off-Air Access Units (OAAUs). Each of the plurality of OAAUs is operable to receive an individual satellite navigation signal from at least one of a plurality of satellites and operable to route signals optically to one or more DAUs. The system also includes a plurality of remote DRUs located at a Remote location. The plurality of remote DRUs are operable to receive signals from a plurality of the one or more DAUs. The system further includes an algorithm to delay each individual satellite navigation signal for providing indoor localization at each of the plurality of DRUs. | 10-23-2014 |
20140327572 | WIRELESS POSITIONING TRACKER - A wireless positioning tracker includes a communication unit, a function setting unit, a position tracking unit, and an alarm unit. The communication unit can communicate with external communication devices by human voice or by message. The function setting unit receives function commands from the external communication devices, for setting the wireless positioning tracker. The position tracking unit captures a current longitude and latitude of the wireless positioning tracker through a global positioning system unit for obtaining the current position. The past track of a moving object can be stored. The alarm unit can call for help from contact entities when the moving object presses a single alarm keystroke. The moving object may be monitored, tracked, and positioned by contact entities at all times. | 11-06-2014 |
20140340255 | REAL-TIME LOCATING SYSTEM USING GPS TIME DIFFERENCE OF ARRIVAL WITH DIGITAL OFF-AIR ACCESS UNITS AND REMOTE UNITS - A real-time locating system (RTLS) for localization using satellite navigation signals in a Distributed Antenna System includes Off-Air Access Units (OAAUs), each being operable to receive an individual satellite navigation signal from a satellite and to route signals optically to a digital access unit (DAU). Remote digital remote units (DRUs) are located at Remote locations and are operable to receive signals the DAUs. Each individual satellite navigation signal can be appropriately delayed (in a manner that accounts for a DRU's location). For each antenna, a separation distance between a mobile station and a DRU can be estimated based on a signal receipt time at the station. In combination, these distances can be used to estimate the mobile station's precise indoor position. | 11-20-2014 |
20140375496 | APPARATUS, SYSTEM AND METHOD OF TIME PRESERVATION - Some demonstrative embodiments include apparatuses, systems and/or methods of time preservation. For example, an apparatus may include a time controller to preserve a time of a clock of a mobile device based on signals received by the mobile device from less than four location origin transmitters, the time controller is to determine the time based on a position of a location origin transmitter of the less than four location origin transmitters and one or more parameters relating to a transmission path between the location origin transmitter and the mobile device. | 12-25-2014 |
20150145721 | METHOD OF POSITIONING AND ELECTRONIC APPARATUS USING THE SAME - An electronic apparatus includes a selection unit, a storage unit and a processing unit. The selection unit and the storage unit are coupled to the processing unit. The selection unit selects a first reference point proximate to the electronic apparatus. The storage unit stores a plurality of second locations of a plurality of second reference points. The processing unit executes a single-point distance measurement between the electronic apparatus and a first location of the selected first reference point, provides the electronic apparatus auxiliary positioning information by selecting the second locations stored in the storage unit and generates a speculative location of the electronic apparatus by further computing the results of the single-point distance measurement and the auxiliary positioning information. | 05-28-2015 |
20160204519 | DUAL ROLE ANTENNA ASSEMBLY | 07-14-2016 |