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| Application No. | Application Title | Issue Date |
| 20120044110 | Advanced positioning system The subject of the invention is a system or a method of determining the position of the radio signal receiver with respect to the radio signal transmission from a single moving transmitter with one or more antennas or from one static transmitter with one or more static ... | 02/23/2012 |
| 20120044109 | LOCATION-DETERMINING SYSTEM FOR RADIO CLIENTS WITHIN LOCAL-AREA SPACES Systems, devices, features, and/or methods for determining a location of a mobile device are disclosed. A method may include (a) receiving, into a mobile device, a common RF signal on a common carrier frequency, wherein the common RF signal includes a respective RF sign... | 02/23/2012 |
| 20120032845 | METHOD AND DEVICE TO DETERMINE OUT OF COVERAGE FOR MOBILE DEVICES A method and a mobile device configured to obtain position information from a position broadcast system, the position broadcast system comprising a plurality of transmitters that each broadcast a respective signal containing position information for the respective trans... | 02/09/2012 |
| 20110304499 | SYSTEM FOR DETERMINING THE MOVEMENT OF A SWAYING STRUCTURE A system for determining the movement of a swaying structure, on which a receiver is fixedly mounted, is proposed, wherein at least three reference transmitters having known and fixed positions are provided and transmit the transmission signals received by the receiver ... | 12/15/2011 |
| 20110291882 | CO-OPERATIVE GEOLOCATION A method and apparatus for extending the coverage of geolocation to indoor locations through cooperative geolocation. The method includes establishing an ad-hoc wireless network comprising a plurality of devices including a first device. The method includes receiving, a... | 12/01/2011 |
| 20110109504 | Alternative Geolocation Capabilities A global positioning system (GPS) receiver receives signals from at least three or more high-definition television (HDTV) transmitters at HDTV transmitting power and frequency bands. The GPS receiver includes dynamic reconfigurable logic hardware to decode data patterns... | 05/12/2011 |
| 20110102264 | APPARATUS AND METHOD FOR DETECTING INTERIOR POSITION USING DIGITAL BROADCASTING SIGNAL Provided is a receiving apparatus for detecting an interior position using digital broadcasting signals includes: a receiving unit receiving a digital broadcasting signal, which includes navigation information used for determining a position of the receiving apparatus, ... | 05/05/2011 |
| 20110074635 | METHOD AND APPARATUS FOR POSITIONING Provides are method and apparatus for wireless positioning. An exemplary embodiment of the present invention provides a method for wireless positioning, which includes: receiving signals from a plurality of transmitters; determining propagation delay tabs of the plurali... | 03/31/2011 |
| 20100309045 | SYSTEM FOR POSITIONING IN A LOCATION OPAQUE TO THE SIGNALS OF A SATELLITE NAVIGATION SYSTEM According to the invention, the system comprises: at least three position beacons (3) arranged about said location (2) and emitting in the long-wave range, and an apparatus associated with the user (1) and including means for receiving, processing a... | 12/09/2010 |
| 20100302103 | Method for retrieving a geographical point on the seabed The invention involves one or more radio markers (1) being located on or buried in the seabed with a suitable tool at a location where a geographical point requires to be retrieved. Radio markers may be deployed, for example, by means of a subsea vehicle (2 | 12/02/2010 |
| 20100201576 | RECEPTION DEVICE A reception device includes a receiver, a direction detector, a location information acquisition component and a location calculator. The receiver receives broadcast signals sent from transmission towers, respectively. The direction detector detects reception directions... | 08/12/2010 |
| 20100134356 | INDOOR LOCALIZATION SYSTEM AND METHOD An indoor localization method is implemented using an indoor localization system that includes beacons in an indoor space and each periodically transmitting a localization signal, a radio badge receiving the localization signals, and a host coupled to the beacons and th... | 06/03/2010 |
| 20100097269 | CONCEPT FOR LOCALIZING A POSITION ON A PATH An apparatus for localizing a position on a path, radio signals of fixedly positioned radio transmitters being receivable along the path, the apparatus including a determiner for determining properties of the radio signals of the fixedly positioned radio transmitters at... | 04/22/2010 |
| 20100052991 | Wireless Position Location And Tracking System Techniques for accurate position location and tracking suitable for a wide range of facilities in variable environments are disclosed. In one aspect, a system for position location comprises a plurality of sensors (e.g. a network monitor, an environment sensor) for gene... | 03/04/2010 |
| 20100045531 | HARMONIC BLOCK TECHNIQUE FOR COMPUTING SPACE-TIME SOLUTIONS FOR COMMUNICATION SYSTEM NETWORK NODES A space-time calibration system and method implement space-time solutions, in which, in one preferred embodiment, a single node determines its own space-time solutions based on other network nodes with which the single node communicates. In other preferred embodiments, ... | 02/25/2010 |
| 20090115663 | SYSTEM AND METHOD FOR DETERMINING LOCATIONS OF MEDICAL DEVICES The location of a medical device is determined by receiving one or more signals at the medical device transmitted by one or more beacons, respectively, at known locations. The one or more signals received at the medical device are sent from the medical device to a proce... | 05/07/2009 |
| 20090002238 | INTER-NETWORK OPERATION OF MULTIPLE LOCATION NETWORKS The present invention discloses a system and method for allowing a position receiver to determine position solutions from positioning signals from a plurality of autonomous positioning networks, each of which is synchronized to a different timebase. Each of the pluralit... | 01/01/2009 |
| 20080316091 | Accuracy Assessment in Assisted Gps Positioning Reliable and efficient search windows are provided by allowing the adaptation of the code search window to be dependent on inaccuracy measures of relations between a cellular frame time and a satellite reference time. This inaccuracy is calculated in a positioning node ... | 12/25/2008 |
| 20080231513 | SYSTEM FOR TRANSMITTING POSITIONING SIGNAL A system for transmitting time-synchronized signals for positioning is provided. The system for transmitting positioning signals includes a transmitting apparatus mounted on artificial satellite, a repeater mounted on an artificial satellite, and a repeater mounted on a... | 09/25/2008 |
| 20080158059 | Portable, iterative geolocation of RF emitters Iterative geolocation of a stationary RF emitter through the use of TDOA may include the use of a single portable geolocation (e.g., TDOA) sensor, a pair of portable geolocation sensors and three of more portable geolocation sensors. Adding portable geolocation sensors ... | 07/03/2008 |
| 20080143603 | METHOD AND DEVICE FOR TRILATERATION USING LOS LINK PREDICTION AND PRE-MEASUREMENT LOS PATH FILTERING A method for trilateration may include receiving a signal via each of a plurality of LOS paths and predicting performance of each LOS path. The method may also include filtering out signals received via LOS paths with performance below a predetermined threshold value. T... | 06/19/2008 |
| 20080147461 | METHODS AND APPARATUS TO MONITOR CONSUMER ACTIVITY Methods and apparatus to monitor consumer activity are disclosed herein. In a disclosed example method, a first signal is received via a portable device from a first one of a plurality of stationary devices positioned throughout a monitored environment. A first stationa... | 06/19/2008 |
| 20080122696 | Low cost fire fighter tracking system A system for tracking persons and other objects in a structure in which a plurality of low power transmitter beacons send identifiers to any receiver within range of the beacons. The beacons are attached to the building at known locations that are used as reference poin... | 05/29/2008 |
| 20080088507 | Robust low-frequency spread-spectrum navigation system Methods and apparatus are described for a navigation system. A process includes providing a plurality of transmitters distributed throughout a desired coverage area; locking the plurality of transmitters to a common timing reference; transmitting a signal from each of t... | 04/17/2008 |
| 20080055158 | Wireless Position Location And Tracking System Techniques for accurate position location and tracking suitable for a wide range of facilities in variable environments are disclosed. In one aspect, a system for position location comprises a plurality of sensors (e.g. a network monitor, an environment sensor) for gene... | 03/06/2008 |
| 20080048914 | Wireless Position Location And Tracking System Techniques for accurate position location and tracking suitable for a wide range of facilities in variable environments are disclosed. In one aspect, a system for position location comprises a plurality of sensors (e.g. a network monitor, an environment sensor) for gene... | 02/28/2008 |
| 20080042901 | Wireless Position Location And Tracking System Techniques for accurate position location and tracking suitable for a wide range of facilities in variable environments are disclosed. In one aspect, a system for position location comprises a plurality of sensors (e.g. a network monitor, an environment sensor) for gene... | 02/21/2008 |
| 20080036661 | Wireless Position Location And Tracking System Techniques for accurate position location and tracking suitable for a wide range of facilities in variable environments are disclosed. In one aspect, a system for position location comprises a plurality of sensors (e.g. a network monitor, an environment sensor) for gene... | 02/14/2008 |
| 20080036660 | Self-surveying wideband ground transmitters A precise positioning method and system is disclosed for allowing an array of ground transmitters to self-survey their relative location at centimeter-level accuracy by transmitting, amongst the ground transmitters in the array, bi-directional ranging signals associated... | 02/14/2008 |
| 20080012768 | RECEIVE DEVICE AND METHOD FOR RECEIVING A RECEIVE SEQUENCE A receive device for determining a location of a transmitter device includes an evaluator formed to determine a first location of the transmitter device from a time of arrival of a first receive sequence, and a second location of the transmitter device from a time of ar... | 01/17/2008 |
| 20070290924 | Wireless resource monitoring system and method A wireless resource monitoring system and method utilizes a network of deployed radio elements including at least one master radio, a plurality of beacons, and at least one tag. The beacons are placed at known positions. The master radio, the beacons and the tag are in ... | 12/20/2007 |
| 20070252761 | METHOD AND ARRANGEMENT FOR BASE STATION LOCATION, BASE STATION SYNCHRONIZATION, AND MOBILE STATION LOCATION A complete positioning solution for mobile communications networks such as WLAN or ad-hoc/multi-hop networks, which lack location information for one or more base stations. A method and arrangement computes the locations and transmit timing of the base stations utilizin... | 11/01/2007 |
| 20070252758 | RADIO POSITIONING SYSTEM FOR PROVIDING POSITION AND TIME FOR ASSISTING GPS SIGNAL ACQUISITION IN MOBILE UNIT A mobile location system. The GPS location system includes a radio positioning system (RPS) for determining times-of arrival at several locations for a radio positioning signal transmitted from a mobile unit and then using the times-of-arrival for determining an RPS-bas... | 11/01/2007 |
| 20070247366 | WIRELESS POSTION LOCATION AND TRACKING SYSTEM Techniques for accurate position location and tracking suitable for a wide range of facilities in variable environments are disclosed. In one aspect, a system for position location comprises a plurality of sensors (e.g. a network monitor, an environment sensor) for gene... | 10/25/2007 |
| 20070247367 | SECURE WIRELESS USER LOCALIZATION SCHEME USING TRANSMISSION RANGE VARIATION A secure localization method for wireless networks utilizes access point variable transmission power capability to transmit encoded localization signals at different power levels to a wireless device in the network. Based on the particular combination of encoded signals... | 10/25/2007 |
| 20070210961 | Detemining location information of network equipment in wireless communication systems A method and an apparatus are provided for determining location information of network equipment in a wireless communication system is provided. The method comprises estimating a parameter indicative of the location information for the network equipment based on a first... | 09/13/2007 |
| 20070194988 | Precise local positioning systems using ground-based transmitters A precise positioning method and system is disclosed wherein at least one ground transmitter is used for transmitting a ranging signal with code modulation. The at least one ground transmitter is configured to receive a signal from at least one satellite and a second gr... | 08/23/2007 |
| 20070182633 | Monitor Units for Television Signals Apparatus having corresponding methods comprises a reference clock; a receiver to receive a wireless television signal, wherein the wireless television signal is transmitted by a television transmitter according to a transmitter clock; and a clock offset unit to determi... | 08/09/2007 |
| 20070182630 | Wireless mobile terminal using sensors for controlling autonomous and assisted GPS modes A mobile terminal that operates in a plurality of position tracking modes. The mobile terminal comprises a Global Positioning System (GPS) unit for receiving GPS signals from a plurality of GPS satellites. The GPS unit can operate in i) a device autonomous fix (DAF) mod... | 08/09/2007 |
| 20070132637 | Method and apparatus for installing and/or determining the position of a receiver of a tracking system The present invention pertains to the installation and positioning of the receivers of a wireless tracking system. In such a system, a wireless beaconing device transmits a signal that can be detected by a plurality of wireless receivers positioned at various known loca... | 06/14/2007 |
