|
Match
|
Document |
Document Title |
|
|
7616157 |
System and method for effectively performing enhanced mobile-device location procedures
A system and method for effectively performing enhanced device location procedures to determine the current physical location of a mobile device includes a plurality of satellites that wirelessly...
|
|
|
7616156 |
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...
|
|
|
7605756 |
System a method and an apparatus for performing wireless measurements, positioning and surface mapping by means of a portable coordinate system
The present invention is a new multifunctional low-cost solution for performing measurements and positioning in construction sites and automatically extracting a three-dimensional virtual model,...
|
|
|
7605752 |
Apparatus and method for controlling autonomous and assisted GPS modes in a wireless mobile terminal
A mobile terminal capable of operating in a plurality of position tracking modes. The mobile terminal comprises: 1) a Global Positioning System (GPS) unit capable of receiving GPS signals from a...
|
|
|
7602339 |
Method and system for extensible position location
A method and system for extensible positioning that uses a primary reference node at a known first position and a secondary reference node at a second position, where a range is measured between...
|
|
|
7602338 |
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...
|
|
|
7598911 |
Method and system for positioning mobile units based on angle measurements
A method and system for positioning mobile units using angle measurements taken by neighboring mobile units is disclosed. A selected mobile unit and mobile units in the vicinity of the selected...
|
|
|
7589672 |
Method for determining positional data
An aspect of the invention relates to a method for determining positional data of at least one node of a network, said network comprising a number of nodes, whereby the positional data refers to an...
|
|
|
7583961 |
Method and apparatus for generating a signal strength model for an access point at an arbitrary location
A method and apparatus are provided for obtaining a signal strength model for an access point at an arbitrary location, q, at a site. Signal strength measurements are obtained for each of n...
|
|
|
7579990 |
Method and system for estimating the location of a wireless terminal from a received signal strength
A first estimated location of a target terminal to be estimated in its location is obtained based on information derived from radio signals for location estimation and also locations of anchor...
|
|
|
7567207 |
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...
|
|
|
7564408 |
Sensor network and method for monitoring a terrain
A sensor network ( 1 ) as well as a method for monitoring a terrain ( 6 ) is specified. The sensor network ( 1 ) has a number of fixed-position sensors ( 3, 3′, 3 ″), which can be deployed in...
|
|
|
7557753 |
Spacecraft hardware tracker
A GPS tracker is disposed on launch hardware that separates from a spacecraft launch vehicle during ascent to orbit with the launch hardware having a suborbital trajectory from launch to impact...
|
|
|
7551139 |
Multi-platform precision passive location of continuous wave emitters
An apparatus comprises a first sensor mounted on a first platform for sampling a first portion of a continuous waveform occurring in a time window and for producing a first signal sample, a second...
|
|
|
7545325 |
Method of signal processing
The present invention is a method of finding propagation time and velocity of a transmitter. Specifically, receiving a signal at two or more receivers and using the scalar time relationship to...
|
|
|
7541978 |
Antenna-assisted two-point positioning system
An antenna-assisted two-point positioning system for positioning a mobile device is disclosed. The antenna-assisted two-point positioning system comprises a first wireless communication module...
|
|
|
7541977 |
Method and wireless communication system for locating wireless transmit/receive units
A method and system for locating a wireless transmit/receive unit (WTRU) is disclosed. A wireless communication system comprises a plurality of access points (APs). Each AP broadcasts a message...
|
|
|
7541968 |
System and method for detecting an intruder using impulse radio technology
An intrusion detection system and method are provided that can utilize impulse radio technology to detect when an intruder has entered a protection zone. In addition, the intrusion detection system...
|
|
|
7532160 |
Distributed radio frequency ranging signal receiver for navigation or position determination
In a local positioning system, a receiver is adapted for receiving signals from a land-based transmitter. The receiver includes an analog decorrelator for decorrelating the transmitted spread...
|
|
|
7528777 |
Geographic and space positioning system and process
Geographical and space positioning system and process, comprising: a first, a second, and a third base (A, B, C) which are fixed in relation to the earth, but spaced away and disaligned in relation...
|
|
|
7518543 |
Method for determining positions of targets by bistatic measurements using signals scattered by the targets
A method for determining the positions of targets by bistatic measurements using signals scattered by the targets is provided in which the velocities of the targets can also be determined. The...
|
|
|
7515094 |
Advanced electromagnetic location of electronic equipment
An apparatus for measuring at least one of unintentional and intentional electromagnetic emissions for at least one of enabling electromagnetic location of predetermined electronic equipment giving...
|
|
|
7515092 |
Sub-frame synchronized residual radar
A method of using a wireless communication system to determine locations is provided. The method including exchanging communication frames between at least two synchronized nodes in the...
|
|
|
7504992 |
Wireless system using continuous wave phase measurement for high-precision distance measurement
A system and method for monitoring topological changes in a defined area. A grid of sensors is arranged in the area, with known distances between them. The sensors communicate wirelessly with a...
|
|
|
7504928 |
Wireless tracking system and method utilizing tags with variable power level transmissions
The present invention provides a solution to mistaken location calculations based on multipath effects. The present invention utilizes tags attached to objects that transmit signals at various...
|
|
|
7498982 |
Method to improve accuracy of targeted position estimation through use of multiple networked observations
A system and method of generating targeted position estimation of a remote target through a set of networked observers. The system has a global positioning system (“GPS”) receiver for deriving...
|
|
|
7495614 |
System and method for multipath mitigation using clustered positioning signals
A diversity system for positioning systems is disclosed, whereby a plurality of positioning signals, which are transmitted and/or are received from substantially the same location, are received and...
|
|
|
7492316 |
Wireless time reference system and method
Instead of normalizing time reference of independent spatially-located clocks using a reference tag transmission from known location, the present invention uses an interarrival time interval...
|
|
|
7479926 |
System and method of utilizing positioning receiver hardware for network-based transceiver applications
A network, network device and method is disclosed. In one embodiment, a method includes transmitting communication signals from a first network node to a second network node, where the first and...
|
|
|
7477193 |
Method and system for elliptical-based surveillance
A method and system are provided for performing elliptical-based and hybrid surveillance, performing false target detection and resolution, and performing integrity monitoring using one or more...
|
|
|
7474265 |
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,...
|
|
|
7474264 |
Vehicle RF device detection system and method
A system and method are provided for detecting use of RF transmit devices (e.g., cellular phones) in a vehicle. The system includes a first RF antenna for detecting signal strength of an RF signals...
|
|
|
7471244 |
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...
|
|
|
7471243 |
Location determination utilizing environmental factors
A method and apparatus for determining the geographic location of a user incorporates the sensing of a plurality of physical environmental parameters at the user's location. The parameter values...
|
|
|
7471240 |
Antenna connection detecting device and vehicle navigation device
A current flowing from a circuit section into an integrated antenna flows through a coil. When a pseudo up-link signal is outputted from a VICS (light) signal processing circuit to check a...
|
|
|
7468697 |
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...
|
|
|
7464005 |
Electromagnetic emissions stimulation and detection system
A system and method for detecting and identifying electronic devices based on their unintended electromagnetic emissions (“UEE”) signals is presented. During device classification, UEE signals...
|
|
|
7463195 |
Position location using global positioning signals augmented by broadcast television signals
A method, apparatus, and computer-readable media for determining the position of a user terminal comprises receiving at the user terminal a broadcast television signal from a television signal...
|
|
|
7460066 |
Positioning system
A positioning system is provided having a first signal source for originating synchronous signals, and a second signal source for originating a signal which is not synchronous with the signal from...
|
|
|
7453400 |
Multiplatform TDOA correlation interferometer geolocation
A radio geolocation system is described in which a plurality of moving platforms such as aircraft concurrently receive a signal from a remote transmitter and the geolocation of the transmitter is...
|
|
|
7433652 |
Electro-magnetic propagation modeling
A generalized framework is disclosed in which a wide variety of propagation models can be cast in a matrix-based format using arbitrary matrix coefficients. Casting propagation models in the...
|
|
|
7423589 |
Method for localising at least one emitter
The invention relates to a method of localization of one or more sources, said source or sources being in motion relative to a network of sensors, the method comprising a step of separation of the...
|
|
|
7411550 |
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...
|
|
|
7411548 |
Reference beacon identification using transmission sequence characteristics
A method and apparatus for encoding information in a reference beacon signal for use in a time-difference-of-arrival/frequency-difference-of-arrival (TDOA/FDOA) geolocation system. Information is...
|
|
|
7409287 |
System and method for networking a plurality of nodes
A system and method for networking a plurality of nodes is disclosed. A network of data devices having data representations of connectivity, network node position, and/or position topologies is...
|
|
|
7406320 |
Method and system for location estimation in wireless networks
A system and method for locating a wireless device in one or more wireless networks within a selected geographic region. The method includes generating a computer model of a selected geographic...
|
|
|
7400297 |
Method for the blind wideband localization of one or more transmitters from a carrier that is passing by
A method for localizing one or more sources, the source or sources being in motion relative to a network of sensors, comprises a step for the separation of the sources in order to identify the...
|
|
|
7385554 |
Satellite and local system position determination
In a local positioning system, augmentation of the land-based system is provided by receiving signals from a GNSS. The signals from the land-based positioning system have a code phase accuracy...
|
|
|
7379744 |
Positioning system, positioning method, and positioning server
To provide a positioning system, a positioning method, and a positioning server, which are capable of improving accuracy in detection of a position. In a positioning system, three or more access...
|
|
|
7365682 |
System and method for distributed signal compression for cooperative geolocation
A cooperative geolocation system and method. The system and method involves time stamping a plurality of received signals and modifying, such as compressing, one or more of the received signals,...
|