Dao L Phan

US Patent 11169276 Satellite signal receiving circuit and satellite signal receiving method

US Patent 7095369 Phase step alert signal for GPS integrity monitoring

US Patent 7095370 Method and apparatus for mitigating multipath effects at a satellite signal receiver using a sequential estimation filter

US Patent 7098848 Phased array antenna intermodulation suppression beam smearing method

US Patent 7102565 Power saving operation in a GPS-based asset tracking unit

US Patent 7102566 GPS for telephone line records

US Patent 7102568 Method and apparatus for selecting a marine radio operating mode

US Patent 7106251 Receiver in a position-finding system and method for position-finding with increased sensitivity

US Patent 7109920 Moving platform position determination system and method

US Patent 7123186 Controlling solution latency in a global navigation satellite receiver

US Patent 7126536 Position location using terrestrial digital video broadcast television signals

US Patent 7132981 Method of locating object using phase differences among multiple frequency beacons transmitted from spaced apart transmitter sites

US Patent 11175375 Position tracking system and method using radio signals and inertial sensing

US Patent 7136016 Platform position location and control

US Patent 7142155 GPS receiver

US Patent 7142156 System and method for providing time to a satellite positioning system (SPS) receiver from a networked time server

US Patent 7151490 System and method for estimating separation distance between impulse radios using impulse signal amplitude

US Patent 7154439 Communication satellite cellular coverage pointing correction using uplink beacon signal

US Patent 7158080 Method and apparatus for using long term satellite tracking data in a remote receiver

US Patent 7164384 Combination biometric and/or magnetic sensing functionalities and/or GPS with radio frequency transponder functionality on an intelligent label

US Patent 7173563 Calibration method, device and computer program

US Patent 7180444 System and method for determining a velocity and a direction of travel of a vehicle on a roadway

US Patent 7180447 Shared phased array beamformer

US Patent 7183970 Missile time-space-position-information unit test software

US Patent 7187326 System and method for cumulant-based geolocation of cooperative and non-cooperative RF transmitters

US Patent 7190309 Radio signal transmitter with multiple antennas for improved position detection

US Patent 7196661 Security system including a method and system for acquiring GPS satellite position

US Patent 7202813 GPS reference system providing a synthetic offset vector for dithering a rover station position

US Patent 7202815 Method and apparatus for location determination

US Patent 7205939 Land-based transmitter position determination

US Patent 7212155 GPS navigation using successive differences of carrier-phase measurements

US Patent 7212158 Method and apparatus for beamforming based on broadband antenna

US Patent 7215279 Portable navigational device with a remote control, an internal memory, and an internal heating element

US Patent 7218277 Antenna failure detection

US Patent 7221313 GPS receiver with calibrator

US Patent 7221314 Estimation and resolution of carrier wave ambiguities in a position navigation system

US Patent 7224310 Method and device for the recognition of the origin of encrypted data broadcasting

US Patent 7224311 System and method for visualization of attitude and attitude/position dependent data

US Patent 7227496 GPS rover station having position dithering for controlling accuracy of secure positions

US Patent 7230569 Search algorithm for phased array antenna

US Patent 7230570 Antenna system

US Patent 7233282 GPS receiver with encrypted data transmission

US Patent 7233283 Directional antenna control device, beam selecting method therefor, and program

US Patent 7233287 Method and system for positioning mobile units based on angle measurements

US Patent 7233288 Receiver for a position-finding system with improved sensitivity

US Patent 7236127 Control of radiation pattern in wireless telecommunications system

US Patent 7239269 System and method for providing golf play information, portable terminal, and server used for the same

US Patent 7239270 Mobile wireless communications device comprising a satellite positioning system antenna and electrically conductive director element therefor

US Patent 7239272 Partial almanac collection system

US Patent 7242348 Satellite information update system, positioning auxiliary information provision device, positioning auxiliary information provision device control method, positioning auxiliary information provision device control program, and computer readable recording medium having recorded therein positioning auxiliary information provision device control program

US Patent 7248211 Moving reference receiver for RTK navigation

US Patent 7248215 Beam architecture for improving angular resolution

US Patent 7248218 Reliability and the accuracy of position-finding methods by estimation of the Rice factor of a radio link

US Patent 7253768 Method and apparatus for mitigating multipath effects at a satellite signal receiver using a sequential estimation filter

US Patent 7253769 Method for the elimination in a receiver of incident beams resulting from multipaths, and device for implementation

US Patent 7256730 Method and system for real time navigation using satellite transmitted three-carrier radio signals and ionospheric corrections

US Patent 7256734 Spot beam antenna boresight calibration using GPS receivers

US Patent 7256735 Satellite amplifier system

US Patent 7268727 Method and apparatus for improved position, velocity, orientation or angular rate sensor

US Patent 7271764 Time of arrival estimation mechanism

US Patent 7277048 Asset tracking method

US Patent 7277051 Method and a unit for beam control of an array antenna

US Patent 7277052 Method for the multistatic detection and locating of a mobile craft through the use of digital broadcasting transmitters

US Patent 7280072 System for the relative navigation of aircraft and spacecraft using a phased array antenna

US Patent 7283092 Enhanced switched-beam antenna arrangement

US Patent 7286085 Precision geolocation system and method using a long baseline interferometer antenna system

US Patent 11181604 Apparatus and method for determining a position of a transmitter

US Patent 11181644 Method and apparatus for improved GNSS location detection

US Patent 7372404 Apparatus for estimating direction of arrival wave

US Patent 7375682 Always-on satellite positioning receiver

US Patent 7379019 Method for angle of arrival determination on frequency hopping air interfaces

US Patent 7382316 Method for controlling a radio transmission

US Patent 7388538 System and method for obtaining attitude from known sources of energy and angle measurements

US Patent 7391368 Determining the time of arrival of a wireless signal

US Patent 7391369 Method of and apparatus for eliminating quadrature-generated signals in magnetic cross-loop antennas

US Patent 7394423 Internet protocol based 911 system

US Patent 7397423 GPS for communications facility records

US Patent 7397427 Phase event detection and direction of arrival estimation

US Patent 7400293 Atmospheric turbulence analysis system

US Patent 7403154 Determining position without use of broadcast ephemeris information

US Patent 7403157 Radio ranging using sequential time-difference-of-arrival estimation

US Patent 7405696 Method for calibrating and AOA location system for frequency hopping air interfaces

US Patent 7411550 System for transmitting positioning signal

US Patent 7414574 Detecting an oscillation condition in a GNSS distribution system

US Patent 7414575 Position calculating apparatus, position calculating method, and program

US Patent 7414580 Method and corresponding device for joint signal detection and direction of arrival estimation

US Patent 7414581 Method for improved signal to noise ratio estimation

US Patent 7420508 Higher-order intermodulation reduction using phase and angle smearing

US Patent 7423583 Method for refining state estimates of a global positioning system (GPS) receiver based upon sequential GPS carrier phase measurements

US Patent 7423586 Antennas array calibration arrangement and method

US Patent 7423588 Phased array antenna system

US Patent 7423590 Method and apparatus for improving ADS-B security

US Patent 7425920 Steerable antenna and receiver interface for terrestrial broadcast

US Patent 7427951 Method for updating ephemeris data of global positioning system

US Patent 7427953 Wireless communication apparatus for determining direction of arrival information to form a three-dimensional beam used by a transceiver

US Patent 7429950 Method and apparatus to extend ADS performance metrics

US Patent 7429951 System and method for enhancing the accuracy of a location estimate

US Patent 7432852 Method of synchronizing base stations of a terrestrial cellular communication network

US Patent 7436354 Methods and systems for mobile navigational applications using global navigation satellite systems

US Patent 7436357 Background ephemeris download in navigational receivers

US Patent 7436359 Method for single satellite geolocation of emitters using an ambiguous interferometer array

US Patent 7443341 Method for deriving weight vectors to be used at the time of transmitting signals from a plurality of antennas, and transmitting apparatus and communication system utilizing said method

US Patent 7446704 Dual frequency reception of spread spectrum signals

US Patent 7446705 Method and apparatus for determining parameters for a parametric expression characterizing the phase of an acquired signal

US Patent 7450063 Method and arrangements relating to satellite-based positioning

US Patent 7450065 Optimization of radar antenna switching hybrid in response to operating frequency

US Patent 7453398 Process compensating for array antenna radiating element positioning errors

US Patent 7453400 Multiplatform TDOA correlation interferometer geolocation

US Patent 7456784 Combined global positioning system receiver and radio

US Patent 7456785 Navigation signal differential acquisition method and systems therefor

US Patent 7456786 Method and system for variable data rate transmission in RTK GPS survey system

US Patent 7460063 Interferometric radiometer

US Patent 7460064 Variable measurement rate method for positioning systems

US Patent 7460065 RTK-GPS surveying system

US Patent 7463193 Beam forming system

US Patent 7463194 Method for reducing radio ranging errors due to clock frequency offsets

US Patent 7466264 System and method for providing assistance data within a location network

US Patent 7468692 Method and apparatus for interconnecting navigation components using a multi-pin connector

US Patent 7468693 GPS rover station providing a high integrity position with a selected error

US Patent 7468697 Self-surveying wideband ground transmitters

US Patent 7471239 Methods for processing external correction messages, correcting position measurements of GNSS receiver, and related apparatuses

US Patent 7471244 Monitor units for television signals

US Patent 7474261 Radiolocalization receiver and signal processor

US Patent 7474263 Electronically scanned antenna

US Patent 7474265 Inter-network operation of multiple location networks

US Patent 7477184 3-D positioning system utilizing self-positioning radio transmitter and stationary laser transmitter

US Patent 7477185 Method of tracking at least one mobile unit comprising integrated radio/pseudolite transceiver and laser detector by utilizing stationary self-positioning radio transceiver and stationary laser transmitter

US Patent 7477187 Wireless communication device having GPS receiver and an on-chip gyrator

US Patent 7477188 GPS device and integrated circuit with an on-chip gyrator

US Patent 7477193 Method and system for elliptical-based surveillance

US Patent 7479923 Airspace separation control and collision avoidance

US Patent 7479926 System and method of utilizing positioning receiver hardware for network-based transceiver applications

US Patent 7486231 GPS device

US Patent 7489269 Method and apparatus for combining measurements and determining clock offsets between different global navigation satellite systems

US Patent 7489274 System and method for generating a very high frequency omnidirectional range signal

US Patent 7495607 Method and apparatus for adaptive processing of signals received from satellite navigation systems

US Patent 7495609 Mobile GPS aiding data solution

US Patent 7495611 Method for determining signal direction using artificial doppler shifts

US Patent 7495612 Method and apparatus to improve ADS-B security

US Patent 7495613 System and method for position determination by impulse radio

US Patent 7498983 Extended range high sensitivity SPS positioning receiver

US Patent 7501982 Antenna alignment method

US Patent 7504996 Satellite-based positioning receiver with improved integrity and continuity

US Patent 7508340 Generic Satellite Positioning System receivers with selectable inputs and outputs

US Patent 7511660 Device for generation of integrity messages signaling nominal, degraded or inactive surveillance stations of satellite navigation systems

US Patent 7511666 Shared phased array cluster beamformer

US Patent 7515101 Method and system to alert user of local law via the Global Positioning System (GPS)

US Patent 7515103 Measuring distance using wireless communication

US Patent 11187779 Method and/or system for acquisition of a positioning signal

US Patent 7518549 Circuit arrangement for processing satellite signals

US Patent 7518550 Method and system to control operation of registered devices in response to local law via the global positioning system (GPS)

US Patent 7518552 Antenna control system

US Patent 7525480 Dynamic speed finding method

US Patent 7525484 Gateway and hybrid solutions for wireless location

US Patent 7528771 Method and system for GPS position measuring and frequency error detecting method

US Patent 7532157 Internet protocol based 911 system

US Patent 7532158 Wireless network assisted GPS system

US Patent 7535414 Navigational positioning without timing information

US Patent 7535415 Image recording apparatus capable of recording position and direction information of object of shooting

US Patent 7538722 Intelligent utilization of battery and bandwidth resources in mobile devices

US Patent 7538723 Personal navigation device with improved antenna mounting configuration

US Patent 7538724 Method and system for relative tracking

US Patent 7545318 Remote tracking system and device with variable sampling and sending capabilities based on environmental factors

US Patent 7545319 Configurable satellite positioning system receivers with programmable inputs

US Patent 7548201 Method and system for automatically analyzing and modifying cable television signal leak information

US Patent 7548203 Performance and power management in direction of arrival determination by utilizing sensor information

US Patent 7551124 Method for optimising at least one property of a satellite system, optimisation device for a satellite system, satellite receiver and satellite system

US Patent 7551128 Position privacy in an electronic device

US Patent 7557754 Method for use in a multilateration system and a multilateration system

US Patent 7561101 Last known position reporting for always-on global positioning system receiver

US Patent 7561104 Method to modify calibration data used to locate a mobile unit

US Patent 7564403 Always-on satellite positioning receiver

US Patent 7564404 Determining precise direction and distance to a satellite radio beacon

US Patent 7564405 Object locator

US Patent 7564407 Directivity control apparatus of array antenna and directivity controlling method

US Patent 7567207 Wireless mobile terminal using sensors for controlling autonomous and assisted GPS modes

US Patent 7570211 Digital beamforming method and apparatus for pointing and null steering without calibration or calculation of covariance matrix

US Patent 7570214 Method and apparatus for ADS-B validation, active and passive multilateration, and elliptical surviellance

US Patent 7576694 Secure wireless user localization scheme using transmission range variation

US Patent 7576695 Multilateration enhancements for noise and operations management

US Patent 7579986 Method and system for all-in-view coherent GPS signal PRN codes acquisition and navigation solution determination

US Patent 7579988 Method, device and system for determining direction of arrival of signal

US Patent 7579990 Method and system for estimating the location of a wireless terminal from a received signal strength

US Patent 7586440 Independent positioning device and independent positioning method

US Patent 7586442 GPS for communications facility records

US Patent 7589667 Method and apparatus for monitoring the integrity of satellite tracking data used by a remote receiver

US Patent 7589670 Device and method for position information

US Patent 7592950 Method and apparatus for combining measurements and determining clock offsets between different satellite positioning systems

US Patent 7592953 Mobile satellite communications

US Patent 7592954 Wireless communication device having GPS receiver and an on-chip gyrator

US Patent 7592955 Airborne turbulence location system and methods

US Patent 7592956 Wireless transmitter location determining system and related methods

US Patent 7595751 Method for crosslinking multiple GPS devices

US Patent 7595752 Method and apparatus for enhanced autonomous GPS

US Patent 7595753 Broadband beam steering antenna

US Patent 7595754 Methods, systems and apparatus for integrated wireless device location determination

US Patent 7595755 Distance estimation

US Patent 7598906 GPS with mask ROM, control IC of the GPS and method for implementing the same

US Patent 7598907 System and method for WWAN/WLAN position estimation

US Patent 7598908 Method and apparatus for reducing interference in a wireless device

US Patent 7598911 Method and system for positioning mobile units based on angle measurements

US Patent 7602334 Method and system of a mobile subscriber estimating position

US Patent 7602336 Coherently combining antennas

US Patent 7605750 Enhancing mobile multiple-access communication networks

US Patent 7605752 Apparatus and method for controlling autonomous and assisted GPS modes in a wireless mobile terminal

US Patent 7605757 Multiple signal receiver

US Patent 7609205 Electrically steerable phased array antenna system

US Patent 7609206 Enabling digital beamforming techniques for RF systems having short repetitive synchronization sequences

US Patent 7612713 First output position calculation method, storage medium, positioning device, and electronic instrument

US Patent 7612716 Correlation of flight track data with other data sources

US Patent 7616153 Electronic device and time adjustment method

US Patent 7616157 System and method for effectively performing enhanced mobile-device location procedures

US Patent 7619559 Method and system for all-in-view coherent GPS signal PRN codes acquisition and navigation solution determination

US Patent 7623068 Detection of deception signal used to deceive geolocation receiver of a satellite navigation system

US Patent 7623069 Present position locating method

US Patent 7626539 Method and apparatus for managing time in a satellite positioning system

US Patent 7626540 System and method for providing location assistance data using a radio transmission

US Patent 7626541 Orientation transfer device and method

US Patent 7626543 GPS device and integrated circuit with an on-chip gyrator

US Patent 7629925 Positioning apparatus

US Patent 7629927 Method for forming a beam of an array antenna and apparatus therefor

US Patent 7633438 Method of downloading ephemeris data based on user activity

US Patent 7633441 Steerable antenna and receiver interface for terrestrial broadcast

US Patent 7636061 Method and apparatus for location determination of people or objects

US Patent 7642955 Position privacy in an electronic device

US Patent 7642956 System and method for monitoring and surveying movements of the terrain, large infrastructures and civil building works in general, based upon the signals transmitted by the GPS navigation satellite system

US Patent 7642957 GPS system utilizing multiple antennas

US Patent 7642960 Command, control and communications with intelligent antennas

US Patent 7642962 Adaptive array antenna system and method of controlling directivity thereof

US Patent 7646333 Pseudo-random pulse interval generation in navigation-aiding devices

US Patent 7646340 Method for processing array antenna signal

US Patent 7649495 Wavelength division multiplexing methods and apparatus for constructing photonic beamforming networks

US Patent 7652624 Millimeter-wave communication stations with directional antennas and methods for fast link recovery

US Patent 7652625 System and method for the mitigation of multipath and the improvement of signal-to-noise ratios in time division multiple access(TDMA) location networks

US Patent 7652627 System for providing GPS information indoors and method of acquiring indoor GPS information by mobile device

US Patent 7656349 Enhancement of GNSS position determination in poor signal propagation environments

US Patent 7659848 Event location determination

US Patent 7663540 Server device, mobile terminal and positioning mode selecting method

US Patent 7663545 Method, system and apparatus for determining antenna weighting for transmit diversity

US Patent 7663546 Real-time autonomous beam steering array for satellite communications

US Patent 7663547 Determining a geolocation solution of an emitter on earth based on weighted least-squares estimation

US Patent 7663549 Incoming direction estimation apparatus

US Patent 7667641 Portable navigational device with a remote control, an internal memory, and internal heating element

US Patent 7667647 Extension of aircraft tracking and positive identification from movement areas into non-movement areas

US Patent 7667648 Facilitating mobile station location using a ground-based cellular network

US Patent 7671794 Attitude estimation using intentional translation of a global navigation satellite system (GNSS) antenna

US Patent 7671802 Active player tracking

US Patent 7679550 System and method for model-base compression of GPS ephemeris

US Patent 7679551 Methods and systems for doppler frequency shift removal and correlation for software-based receivers

US Patent 7679553 Adjusting GPS communication with a wireless device

US Patent 7679556 Method of determining a GPS position fix and a GPS receiver for the same

US Patent 7679557 Method and system for multi-function satellite positioning system receivers

US Patent 7683832 Method for fusing multiple GPS measurement types into a weighted least squares solution

US Patent 7683833 Phase shifting and combining architecture for phased arrays

US Patent 7688261 Global position system (GPS) user receiver and geometric surface processing for all-in-view coherent GPS signal PRN codes acquisition and navigation solution

US Patent 7688264 Method and apparatus for passive single platform geo-location

US Patent 7692586 Sparse interferometric array for radio frequency azimuth direction finding

US Patent 7696926 Apparatus for identifying target satellite in satellite communication antenna and method thereof

US Patent 7701391 Acquisition and encoding of GPS codes

US Patent 7705776 Mobile wireless communications device comprising a satellite positioning system antenna and electrically conductive director element therefor

US Patent 7705781 Histogram for ambiguity visualization and evaluation (HAVE)

US Patent 7710317 Method for GPS positioning in a weak signal environment

US Patent 7710318 Method of enhanced cold start and associated user interface for navigational receivers

US Patent 7710320 System and method for position determination by impulse radio

US Patent 7714778 Wireless location gateway and applications therefor

US Patent 7714782 Phase arrays exploiting geometry phase and methods of creating such arrays

US Patent 7719465 Method of acquiring initial GPS signal in broadcasting system and system using the method

US Patent 7719467 Digital camera with GNSS picture location determination

US Patent 7724187 Intelligent utilization of resources in mobile devices

US Patent 7724190 Signaling method and apparatus using radial interplex

US Patent 7733269 Positioning apparatus and positioning system

US Patent 7733270 Position location using global positioning signals augmented by broadcast television signals

US Patent 7737891 Array antenna system

US Patent 7746273 Internet protocol based 911 system

US Patent 7746274 Global positioning receiver with PN code output

US Patent 7746275 Position detecting system and position detecting server

US Patent 7750844 Method of updating the clock bias between a GSM network BTS and GPS Satellites

US Patent 7755543 Apparatus and method of correcting moving direction of pedestrian

US Patent 7760137 Portable position determining device

US Patent 7760138 GNSS receiver with enhanced accuracy using two signal carriers

US Patent 7764224 Advanced spoofer mitigation and geolocation through spoofer tracking

US Patent 7764228 Portable position determining device

US Patent 7764231 Wireless location using multiple mobile station location techniques

US Patent 7768450 Position determination system using radio and laser in combination

US Patent 7768453 Dynamically correcting the calibration of a phased array antenna system in real time to compensate for changes of array temperature

US Patent 7777673 Positioning method, positioning device, and program

US Patent 7777674 Mobile distributed antenna array for wireless communication

US Patent 7777675 Deployable passive broadband aircraft tracking

US Patent 7777676 Method of lightning location using time difference of arrival technology with auto correlation

US Patent 7782256 Enhanced passive coherent location techniques to track and identify UAVs, UCAVs, MAVs, and other objects

US Patent 7786929 Method and device for predicting GNSS satellite trajectory extension data used in mobile apparatus

US Patent 7786934 Apparatus and method for removing interference in transmitting end of multi-antenna system

US Patent 7786936 Position information detection system and position information detection method

US Patent 7791533 Positioning device, electronic instrument, and filter passband changing method

US Patent 7791535 Positioning device and method for measuring the distance between multiple positioning devices

US Patent 7791538 Location estimation method and system, and wireless device

US Patent 7800531 High precision positioning system

US Patent 7800532 Position determination method, positioning device, and electronic instrument

US Patent 7800541 Methods and systems for determining the location of an electronic device

US Patent 7804447 Method for determining positions of contacts

US Patent 7804449 Method for angle of arrival determination on frequency hopping air interfaces

US Patent 7808428 GNSS receiver and external storage device system and GNSS data processing method

US Patent 7812762 Relative inter-vehicle position calculation apparatus, transmission apparatus and program for same

US Patent 7812763 Time adjustment device, timepiece with a time adjustment device, and a time adjustment method

US Patent 7812766 Locating a mobile station and applications therefor

US Patent 7817085 Position privacy in an electronic device

US Patent 7817087 Method and apparatus for relative navigation using reflected GPS signals

US Patent 7817088 Beamforming multiple-input multiple-output hybrid automatic repeat request retransmission

US Patent 7817089 Beamformer using cascade multi-order factors, and a signal receiving system incorporating the same

US Patent 7817092 Agile electromagnetic geolocation

US Patent 7821449 Base station almanac assisted positioning

US Patent 7821450 System and method for transmitting GPS signals over a network

US Patent 7821451 Positioning apparatus and positioning method

US Patent 7821455 Hybrid GPS receiving method and associated apparatus

US Patent 7821456 Method and apparatus for utilization of location determination signal samples in noisy environments

US Patent 7821457 Method and device for automatically determining the position of transceivers of navigation signals

US Patent 7821458 Apparatus and method for locating a terminal in a broadband wireless communication system

US Patent 7825856 Low complexity blind beamforming weight estimation

US Patent 7825857 System, method and apparatus for reducing the effects of low level interference in a communication system

US Patent 7839325 Positioning device and method for measuring the distance between multiple positioning devices

US Patent 7843384 Vehicle communication terminal

US Patent 7843386 System and method for determining the beam center location of an antenna

US Patent 7843387 Wireless local area network antenna system and method of use therefore

US Patent 7847731 Method for the operation of an antenna group having a plurality of transmitters and a plurality of receivers and associated apparatus

US Patent 7855678 Post-mission high accuracy position and orientation system

US Patent 7855682 Time synchronization

US Patent 7859454 Method and system for calibrating group delay errors in a combined GPS and GLONASS receiver

US Patent 7859461 Method for detecting navigation beacon signals using two antennas or equivalent thereof

US Patent 7859462 Locating a roving position receiver in a location network

US Patent 7868820 Ionosphere modeling apparatus and methods

US Patent 7868824 Beamforming apparatus and method

US Patent 7868825 Apparatus and method for transforming signal strength of wireless positioning system

US Patent 7876264 Method of source number estimation and its application in method of direction of arrival estimation

US Patent 7876265 Methods and systems for providing enhanced position location in wireless communications

US Patent 7889124 Handheld wireless utility asset mapping device

US Patent 7889126 Tracking method

US Patent 7889128 Array antenna apparatus and signal processing method

US Patent 7889133 Multilateration enhancements for noise and operations management

US Patent 7893873 Methods and systems for providing enhanced position location in wireless communications

US Patent 7898470 Method and system for monitoring the positions of multiple towed vehicles using a single high accuracy receiver

US Patent 7898478 Method and system for analog beamforming in wireless communication systems

US Patent 7903027 Intelligent utilization of resources in mobile devices

US Patent 7903029 Wireless location routing applications and architecture therefor

US Patent 7911378 System and method for applying code corrections for GNSS positioning

US Patent 7911382 System and method of transferring location assistance information between electronic devices

US Patent 7911384 System and method for enhancing the accuracy of a location estimate

US Patent 7911385 RF transmitter geolocation system and related methods

US Patent 7916072 Method for providing assistance data to mobile station of a satellite positioning system

US Patent RE42285 Applications processor including a database system, for use in a wireless location system

US Patent 7928907 Method for mapping machine rooms and locating machines within machine rooms

US Patent 7932857 GPS for communications facility records

US Patent 7936304 Method and system for isolating and reducing grating lobe interference

US Patent 7940212 Method of processing a digital signal derived from an analog input signal of a GNSS receiver, a GNSS receiver base band circuit for carrying out the method and a GNSS receiver

US Patent 7940216 Method and system for mobile network aided positioning

US Patent 7948434 Method and system for maintaining a GNSS receiver in a hot-start state

US Patent 7948437 Positional information providing system, positional information providing apparatus and transmitter

US Patent 7952520 DVOR monitor device, and DVOR monitor method

US Patent 7952524 Method and system for positioning mobile units based on angle measurements

US Patent 7956800 Position measuring method and mobile communication terminal

US Patent 7956801 Mobile device comprising a GPS receiver

US Patent 7956807 Cognitive positioning system

US Patent 7956809 Method and device for determining the speed of a moving entity

US Patent 7961141 Methods and systems to increase accuracy in the navigation of single frequency receivers

US Patent 7961144 System and method for correlating broadcast station with geographic proximity on earth

US Patent 7965227 Aircraft tracking using low cost tagging as a discriminator

US Patent 7965230 Satellite time determination for SPS receiver

US Patent 7965231 Radio communication and GPS navigation device

US Patent 7965233 Apparatus and method for supporting assisted global positioning system during emergency service in a communication system

US Patent 7965235 Multi-channel thinned TR module architecture

US Patent 7969352 Global positioning system accuracy enhancement

US Patent 7969353 Method and apparatus for managing time in a satellite positioning system

US Patent 7973710 Method for adjusting a measurement cycle in a satellite positioning system signal receiver

US Patent 7978137 Performance and power management in direction of arrival determination by utilizing sensor information

US Patent 7986267 Method and system for customized full ephemeris compatible with standard AGPS network devices

US Patent 7986268 GPS RF front end and related method of providing a position fix, storage medium and apparatus for the same

US Patent 7994972 Method and apparatus for operating a navigation satellite system

US Patent 7994980 Apparatus for correcting phase of phased array antenna and method thereof

US Patent 7999728 Granularity control in publishing information

US Patent 7999729 Methods and systems for location determination via multi-mode operation

US Patent 7999732 Method and system for GPS position measuring and frequency error detecting method

US Patent 7999737 Beam adjusting device

US Patent 7999740 Methods and systems for fast ranging in wireless communication networks

US Patent 8009091 Method and apparatus for reducing time to first fix (TTFF) of GNSS receiver without accurate time information

US Patent 8009093 Method and device for predicting GNSS satellite trajectory extension data in mobile apparatus

US Patent 8009096 Method, system and apparatus for determining antenna weighting for transmit diversity