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7079074 |
Receiver for receiving satellite-based navigation signals, and navigation system
In a receiver ( 1 ) for receiving satellite-based navigation signals, comprising a receiving unit ( 3 ), a computer unit ( 9 ) connected with the receiving unit ( 3 ) for processing and forwarding...
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7076259 |
Real-time system and method for improving the accuracy of the computed location of mobile subscribers in a wireless ad-hoc network using a low speed central processing unit
A system and method for improving the accuracy in computing the location of a mobile subscriber device connected in a wireless network. The system and method employ a predictive filter, including a...
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7076367 |
Preventive method for preventing suicidal hijack by means of aircraft-carried global position electronic map
A preventive method for preventing suicidal hijack by means of aircraft-carried global position electronic map is disclosed. The data such as the identity of the pilot on the aircraft, the...
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7072649 |
Multiple purpose antenna system
A multiple purpose antenna system for installation on a highway truck to receive and transmit signals. The system includes an antenna for communication of electromagnetic frequency signals having...
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7071871 |
Low power dissipation tracking architecture for GPS navigation systems
A low power GPS tracking system. The novel system includes a first circuit adapted to collect samples of a signal for a first predetermined length of time and in accordance therewith generate an...
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7069021 |
Method and a system for positioning of an electronic device, and an electronic device
A method is provided for determining the position of an electronic device by receiving a code modulated signal transmitted by satellites, and position information of the satellites and time data,...
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7064709 |
System and method for GPS navigation before signal bit synchronization
A system and method are provided for determining a position of a Global Positioning System (GPS) receiver prior to bit and frame synchronization. As such, the time-to-first-fix is substantially...
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7065348 |
Communication system for providing information on position of communication party
A method for providing location information. In the method a demand of providing location information of a terminal of a second user is accepted from a terminal of a first user. An approval of the...
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7042396 |
Position location using digital audio broadcast signals
A method, apparatus, and computer-readable media for determining the position of a user terminal comprises receiving, at the user terminal, a digital audio broadcast signal; and determining a...
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7043363 |
Host based satellite positioning systems
Methods and systems consistent with the present invention provide a host based positioning system. The host based positioning system includes a tracker hardware interface that connects to a...
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7043265 |
Providing time sychronization to a GPS locator
A method and system for knowing positioning system standard time at a mobile unit with respect to a system, such as the Global Positioning System, when normal, direct measurement may be...
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7034747 |
System and method for wirelessly linking a GPS device and a portable electronic device
A system and method for wirelessly linking a GPS device ( 12 ) with a portable electronic device ( 14 ) to provide the portable electronic device ( 14 ) with GPS functions. The GPS device ( 12 )...
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7030810 |
Navigation apparatus for coupling with an expansion slot of a portable, handheld computing device
A navigation apparatus ( 10 ) configured for removably coupling with and providing navigational capabilities to a portable, handheld computing device ( 12 ). The navigation apparatus ( 10 )...
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7026984 |
Intelligent utilization of resources in mobile devices
A programmable intelligent activation module to intelligently allow access to GPS resources is provided. In accordance with pre-programmed settings, an intelligent activation module will control...
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7023382 |
Positioning signal transmission apparatus
A reception high-frequency unit receives a GPS signal transmitted from a satellite configuring GPS. A signal generation unit generates a plurality of pseudo random noise codes that are used for the...
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7019689 |
Skipping z-counts and accurate time in GPS receivers
A navigation-satellite receiver comprises high-sensitivity radio frequency front-end and navigation processor associated with a client CPU. The client CPU runs an operating system that serially...
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7019681 |
System and method for verifying the radar signature of an aircraft
The invention is a system and method for verifying the radar signature of a pair of aircraft. The system includes a radar transmitter and receivers located in the leading and trailing edge of the...
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RE39038 |
Method and apparatus for alerting an operator of a motor vehicle to an incoming radar signal
A radar detector for alerting an operator of a motor vehicle to an incoming police radar signal. This radar detector includes a microprocessor; a circuit coupled to the microprocessor for detecting...
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7019687 |
Methods and apparatus for satellite integrity messaging
Methods and apparatus for providing integrity alert information include embedding the integrity alert message in a longer message stream that is broadcast to a receiver in order to meet a...
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7016687 |
Portable locator system and method
A tracking and locating system and method which provides for a lightweight and portable tracking locator device. The locating system is easily transferable from one user to another user or from a...
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7010262 |
Techniques for circumventing jamming of global positioning system receivers
A method and apparatus for circumventing jamming of receivers for a global positioning system (GPS) include determining that a receiver is being jammed by a jamming signal not originating from the...
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7009948 |
Systems and methods for providing GPS time and assistance in a communications network
A method for performing a position fix by a mobile terminal camped on a packet control channel is provided. The method includes transmitting a request for Global Positioning System (GPS) assistance...
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7006915 |
Recording system for vehicles with CPS
The invention relates to a detection system ( 84 ) and to a method for detecting vehicles ( 72 ) equipped with a position determination system ( 74 ), as they use certain routes ( 10 ). According...
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7006036 |
Apparatus and method for time maintenance in a satellite position system receiver
A system for maintaining time in a satellite positioning system (SPS) receiver that relies on almanac data to maintain a reasonably accurate time. The approximate time based on almanac data is...
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7002516 |
Signal detector employing correlation analysis of non-uniform and disjoint sample segments
A wireless communication device (e.g., a cellular telephone) includes one transceiver for voice or data communication and a global positioning system (GPS) receiver a signal for receiving a GPS...
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6999778 |
Multipath assistance for pilot phase measurement processes
A method for enhancing the accuracy of Advanced Forward Link Trilateration (AFLT) position location calculations is disclosed. A position determination entity (PDE) constructs a statistical...
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6999026 |
Information management and control system
A system 10 which is adapted to receive global positioning signals 14 from a satellite assembly 12 and which determines, displays, and selectively disseminates that error associated with the...
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6999027 |
Accommodation of anti-jamming delays in GNSS receivers
Delays associated with anti-jamming systems utilized in GPS systems can be determined to reduce pseudo range errors. The pseudo range errors are corrected so that proper ionospheric corrections can...
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6998987 |
Integrated RFID and video tracking system
A video surveillance system is integrated with an RFID tracking system. The calibration of the RFID tracking system is enhanced by using information provided by the video surveillance system....
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6995667 |
Systems, methods, and computer program products for automatic tracking and/or remote monitoring of nuclear gauges and/or data communication therewith
Methods, systems, and computer program products configured to track the geographic location of hazmat substances or devices including same, such as nuclear gauges with a radioactive component,...
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6993345 |
Positioning system of wireless terminal
A wireless terminal has the enhanced performance in the attainability of successful search of GPS satellites based on the operation of a position data server. The server sets a GPS satellite search...
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6985743 |
Method and apparatus for an independent positioning system and augmentation of GPS
A method and an apparatus for a positioning system and augmentation of a global positioning system (GPS) are provided. The system includes at least one transmitter and at least one transceiver. The...
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6985103 |
Passive airborne collision warning device and method
A passive airborne mounted collision warning system suitable for light aircraft that enables an observer aircraft to determine the position of a nearby transponder-equipped target aircraft. The...
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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 receiver...
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6983157 |
Automatic report control system for reporting arrival at destination or passing point
A system for receiving report from a cellular phone upon arrival at a predetermined destination and at least one passing point, and for displaying the received information on a monitor panel of a...
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6983155 |
Providing geographic directions to a destination using a mobile wireless communication device
A mobile wireless communication device is disclosed comprised of a reading system, a control system, and a user interface system. The reading system reads destination data for a destination from an...
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6982669 |
Hybrid inertial navigation system with improved integrity
The invention relates to an internal platform hybridized with a GPS receiver. The hybridization is achieved through a Kalman filter through which a new hybrid position D-HYB is estimated on the...
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6975928 |
Multi-mode in-vehicle control unit with network selectivity for transmitting vehicle data for fleet management
A multi-mode in-vehicle control unit (ICU) contains a plurality of modems. Each modem allows the multi-mode ICU to transmit vehicle data over a different kind of transmission network. Exemplary...
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6975887 |
Vehicle communication system capable of transmitting and receiving a data-carrying voice signal
A vehicle communication system is disclosed, which includes a voice output device for voice output, a voice pick-up device for voice input, a packet assembler/disassembler unit adapted for...
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6975923 |
Autonomous vehicle guidance on or near airports
A method for operating an autonomous vehicle at an airport comprises the steps of: receiving a set of general purpose navigation signals; receiving a supplementary set of navigation signals;...
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6972708 |
GPS receiver with electronic warfare receiver front end
A global position system radio receiver achieved through use of an electronic warfare receiver, and particularly one of the electronic warfare receiver output frequency channels, as a front-end...
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6970128 |
Motion compensated synthetic aperture imaging system and methods for imaging
A see-through-the-wall (STTW) imaging system uses a plurality of geographically separated positioning transmitters to transmit non-interfering positioning signals. An imaging unit generates a...
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6970785 |
Device for a mobile terminal for determining position by filtering integrity data from an augmentation device
A position determination device for a mobile terminal acquires pseudorandom codes and navigation data contained in received signals and associated augmentation data representative of an...
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6970795 |
Method and apparatus for calculating altitude based on barometric and GPS measurements
A navigation device and a method of calibrating the same are provided. The device includes a barometric pressure sensor and a GPS receiver. A processor calculates barometric and GPS derived...
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6965760 |
Satellite-based location system employing dynamic integration techniques
A method and apparatus for facilitating detection of satellite signals using a dynamic integration technique in which integration time periods of correlators are adjusted according to signal...
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6956525 |
Method for correcting azimuth angle data of a navigational device and the navigational device used therein
A method for correcting azimuth angle data of a navigational device, which is installed in a vehicle, includes the steps of enabling the navigational device to periodically receive a position...
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6954175 |
Accurate positioning of devices suspended underwater from a floating body
A system for determining the position of a device attached to a floating platform floating at the surface of a body of water. The system includes first and second navigation antennas mounted on the...
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6950059 |
Position estimation using a network of a global-positioning receivers
Disclosed are methods and apparatuses for determining the position of a roving receiver in a coordinate system using at least two base-station receivers, which are located at fixed and known...
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6947840 |
GPS receiver with improved immunity to burst transmissions
GPS signals are typically weak and thus easily interfered with by other radio transmissions in the same or adjacent frequency bands. Interference can be especially problematic when the GPS receiver...
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6943671 |
Generating an alarm based on location and time
A portable device includes a location detector, a time detector, and an alarm module to generate alarms based on both time-based and location-based criteria. A current time provided by the time...
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