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Communications: directive radio wave systems and devices (e.g., radar, radio navigation) February patent applications/inventions, industry category 02/13

20130050006 - Electromagnetic wave reverberation chamber: An electromagnetic wave reverberation chamber formed in the shape of a polyhedron includes an electromagnetic wave absorbing apparatus installed on at least one wall of metal conductors of the electromagnetic wave reverberation chamber. The electromagnetic wave absorbing apparatus having a shape of a roll screen and includes an electromagnetic wave... Agent: Electronics And Telecommunications Research Institute

20130050008 - Mobile coherent change detection ground penetrating radar: Described are a method and system for detecting and locating changes in an underground region. Changes are detected using a mobile coherent change detection ground penetrating radar (GPR). The GPR system is located on a mobile platform that makes two more measurement passes over the same route to acquire GPR... Agent: Massachusetts Institute Of Technology

20130050007 - Sub-millimeter wave rf and ultrasonic concealed object detection and identification: Active and passive sub-millimeter wave RF and ultrasonic systems can be used to detect a concealed object, such as an object concealed under the clothing of a subject, and identify material properties of the object. A concealed object detection system can include an antenna configured to receive an RF signal... Agent: Stalix LLC

20130050009 - Radar echolocater with audio output: The echolocater device described herein incorporates the features of integrated sampling radar technology to create a unique device that provides, for example, the visually impaired with an excellent new tool to help navigate the world. Much like a bat using its bio-sonar, the visually impaired will be able to hear... Agent: Preco Electronics, Inc.

20130050017 - Side lobe suppression method for synthetic aperture radar (sar) image: A side lobe suppression method for an SAR image based on the deformation of a spatial spectral support area is provided. Using the relationship between the spatial spectral support area distribution of an SAR system and an impulse response, the trend of a side lobe in the impulse response is... Agent: National University Of Defense Technology

20130050010 - Device and method for assessing a potential target: The invention relates to a method for assessing, from a firing unit (101), a potential target (102) for said firing unit, comprising the steps of:—visually observing said potential target (102) through direction means;—initiating measuring of a range from said firing unit (101) to the potential target (102) by means of... Agent:

20130050011 - Ultrawideband radar: Radar in accordance with some embodiments of the inventive concept may include a transmission part outputting a signal to a target object; a receiving part receiving a reflected signal corresponding to the output signal of the transmission part; and a signal processing part receiving the reflected signal from the receiving... Agent: Industry-academic Cooperation Foundation, Yonsei University

20130050012 - Microstrip coupler combining transmit-receive signal separation and differential to single ended conversion: One embodiment relates to a coupler that can be used in a radar system. The coupler includes differential ports, an antenna port, a receiver port, a local port and a transmission path. The differential ports are configured to receive a differential signal. The antenna port is configured to output a... Agent: Infineon Technologies Ag

20130050013 - Signal generator, oscillator, and radar device: A signal generator of an embodiment has an oscillator to generate an oscillation signal controlled in frequency by an analog control signal; a digital phase detector; a first differentiator; and a comparator outputting digital frequency error information. The generator includes a second differentiator differentiating the frequency setting code to generate... Agent: Kabushiki Kaisha Toshiba

20130050014 - Target tracking system, storage medium storing program for the same, and target tracking method, angle tracking apparatus, storage medium storing program for the same, and angle tracking method, and target tracking apparatus, storage medium storing progra: According to one embodiment, a target tracking apparatus calculates N-dimensional predicted values from a respective stored (N+1)-dimensional tracks for each of the targets, determines whether or not the N-dimensional predicted value for each of the targets is correlated with the received N-dimensional angle observed value for the target, if the... Agent:

20130050015 - Antenna-coupled antenna arrays: According one embodiment, a non-heterodyne radiation imager includes a substrate having a ground plane layer. The radiation imager also includes a plurality of antenna elements operable to receive radiative input. Each support element of a plurality of support elements mechanically couples an antenna element of the plurality of antenna elements... Agent: Raytheon Company

20130050016 - Radar package for millimeter waves: The present invention relates to a radar package for millimeter waves. A small-size, low-cost, light-weight, and high-precision radar sensor can be embodied by packaging an antenna, transceiver chips, and a digital signal processing chip into a radar-on chip through TSVs in order to reduce the size and integrate the antenna,... Agent: Electronics And Telecommunications Research Institute

20130050018 - Gps receiver and calculation method of navigation solution thereof: Provided is a GPS receiver, including: a navigation signal receiving unit receiving navigation signals from satellites; a navigation signal processing unit acquiring position information of each satellite from the received navigation signal and measuring a pseudo-range; a pseudo-range estimating unit determining whether a satellite of which the pseudo-range may be... Agent: Electronics And Telecommunications Research Institute

20130050019 - Tracking apparatus for baggage: Embodiments of the present invention provide an apparatus for tracking an item transported with the apparatus. The apparatus comprises a global positioning system (GPS) module for determining a location of the item based on GPS signals received from one or more GPS satellites. The apparatus further comprises a mobile communications... Agent:

20130050020 - Method to handle single failure gps faults in high integrity relative positioning systems: A method and system to handle single failure GPS faults in high integrity relative positioning systems is provided. The system is configured to receive a number of reference measurements in carrier-phase real time kinetic positioning systems and identify if a single fault exists. The system identifies the type of fault... Agent: Raytheon Company

20130050021 - Wireless cable: The present invention is directed to systems and methods for enhancing link integrity between two wireless cable devices through automatic link acquisition and tracking. Embodiments of the invention utilize inexpensive motors and control components to automatically enhancing signal strength between a first wireless cable device and a second wireless cable... Agent: Fimax Technology Limited

20130050022 - Two-dimensional antenna arrays for beamforming applications: Embodiments relate to two-dimensional antenna arrays. In one embodiment, an antenna array includes single-ended fed patch antennas and differentially fed patches. Field polarization of the radiated and/or received EM waves is different by 90 degrees for each different antenna type. Thus, an aligned polarization pattern can be achieved using orthogonal... Agent:

20130050023 - Reconfigurable active computational beamforming antenna: The invention relates to an apparatus for processing the data from a plurality of digital signals (71) for a system for transmitting and/or receiving active antenna RF signals capable of forming at least one beam (98) by means of computation using a plurality of combiners (501, 502, 503, 511, 512,... Agent: Thales

20130050024 - Bistatic radar system using satellite-based transmitters with ionospheric compensation: A system for the passive location of non-cooperating vehicles using satellite-based transmitters with ionospheric compensation. The system is a light-weight, low-cost, portable, and field-deployable station to supplement deficiencies in the National Airspace System (NAS) and homeland security surveillance networks. The system accommodates observation modes having long “integration” times that potentially... Agent: Embry-riddle Aeronautical University, Inc.

20130044020 - Radar system and method for providing information on movements of object's surface: A system for producing an output signal representing movement of an object's surface has a continuous wave (CW) signal source for producing an CW signal directed at the object's surface. The CW signal is produced at a first frequency. A receiving element receives a signal reflected from the object's surface... Agent: Linear Technology Corporation

20130044021 - Forward facing sensing system for vehicle: A forward facing sensing system for a vehicle includes a radar sensor device disposed within the vehicle cabin and having a sensing direction forward of the vehicle, and an image sensor disposed within the vehicle cabin and having a viewing direction forward of the vehicle. A control includes an image... Agent: Magna Electronics Inc.

20130044022 - Real time reconstruction of 3d cylindrical near field radar images using a single instruction multiple data interpolation approach: The present invention uses a Single Instruction Multiple Data (SIMD) architecture to form real time 3D radar images recorded in cylindrical near field scenarios using a wavefront reconstruction approach. A novel interpolation approach is executed in parallel, significantly reducing the reconstruction time without compromising the spatial accuracy and signal to... Agent:

20130044023 - Pseudosynchronizer for an unsynchronized bistatic radar system: Methods and systems for post processing synchronization of bistatic radar data are disclosed. A transmitter is configured to transmit pulses at a first rate controlled by a first local oscillator. A receiver is configured to receive pulses at a second rate controlled by a second oscillator. A processing device is... Agent: The Mitre Corporation

20130044024 - Method for iterative estimation of global parameters: A method for iterative estimation of a set of unknown channel parameters in a beamforming network including determining a first order estimate of offsets at measurement nodes and an estimate of the confidence in the initial estimate of the measurement nodes' offsets, and iterating, until a desired estimation accuracy is... Agent: Hughes Network Systems, LLC

20130044025 - Satellite-based positioning method: A satellite-based positioning method is applicable in a Global Positioning System (GPS) receiver. The satellite-based positioning method includes the steps of obtaining multiple satellites in use by searching; calculating every satellite vector between each of the satellites in use and the GPS receiver; selecting three of the satellites in use... Agent: Getac Technology Corporation

20130044026 - Gnss signal processing with ionosphere model for synthetic reference data: Some embodiments of the present invention derive an ionospheric phase bias and an ionospheric differential code bias (DCB) using an absolute ionosphere model, which can be estimated from data obtained from a network of reference stations or obtained from an external source such as WAAS, GAIM, IONEX or other. Fully... Agent: Trimble Navigation Limited

20130044027 - Method and device for calibrating a receiver: m

20130044028 - Intelligent backhaul radio and antenna system: A intelligent backhaul radio have an advanced antenna system for use in PTP or PMP topologies. The antenna system provides a significant diversity benefit. Antenna configurations are disclosed that provide for increased transmitter to receiver isolation, adaptive polarization and MIMO transmission equalization. Adaptive optimization of transmission parameters based upon side... Agent: Cbf Networks, Inc.

20130044029 - Method, apparatus, and system for controlling multi-antenna signal transmission: A method for controlling multi-antenna signal transmission includes: at a first transmission time, selecting a weight vector of a signal beam whose fluctuation in angle dimension is smaller than a preset value as a first basic weight vector; weighting a signal of each antenna array element in a multi-antenna system... Agent:

20130038484 - Obstacle detection device: An obstacle detection device includes; a primary device that determines the presence or absence of the target object on the basis of a comparison between the transmitted wave and the reception wave; a storage device that, when it is determined that the object is present, acquires a reception power of... Agent: Toyota Jidosha Kabushiki Kaisha

20130038485 - Data analysis method and apparatus for estimating time-axis positions of peak values within a signal based on a series of sample values of the signal: A series of samples derived by fixed-frequency sampling of a received signal are processed to detect (local) maximum-value and minimum-value samples. For each of the maximum-value samples, a corresponding reference value and a corresponding group of samples are derived. The reference value is set higher than that of a minimum-value... Agent: Denso Corporation

20130038486 - Generating radar cross-section signatures: In one aspect, a method to generate radar cross section (RCS) signatures, includes determining a spectrum of an object and using the spectrum of the object to generate RCS signatures of a plurality of objects. In another aspect, an apparatus to generate radar cross section (RCS) signatures includes circuitry to... Agent: Raytheon Company

20130038487 - Apparatus for direction finding of wireless signals: Provided herein is a compact and economical direction finding antenna using a mono-pulse antenna system, where a plurality of antenna elements are disposed in a circular array. The directional antennas may be formed by any type of antenna element, including a patch or reflector. The antenna beams of the directional... Agent:

20130038489 - Aerostatic platform for monitoring an earth-based sensor network: An aerostatic platform for monitoring an earth-based sensor network. The aerostatic platform includes an aerostat, at least one antenna coupled with the aerostat, and a plurality of restraints. The antenna is configurable to receive a signal transmitted from at least one sensor in the earth-based sensor network. The plurality of... Agent:

20130038488 - Enhanced rf location methods and systems: Methods and systems that use the time-wise stability of RF location systems and the short time accuracy and spatial stability of inertial tracking system to increase the accuracy of tracking method.... Agent: Worcester Polytechnic Institute

20130038490 - Method and apparatus for acquiring local position and overlaying information: A method and system for determining relative position information among at least a subset of a plurality of devices and objects is disclosed. The relative position information is based on at least one of sensor data and respective information attributes corresponding to the plurality of devices and objects.... Agent: Human Network Labs, Inc.

20130033394 - Synthetic aperture radar chip level cross-range streak detector: A method of reducing cross-range streaking in a radar image includes determining a number of on-pixels in each line of at least a portion of the radar image, determining which lines have a determined number of on-pixels that exceeds a threshold number, and removing the on-pixels of lines having the... Agent:

20130033393 - System and method for suppressing interference in frequency-modulated radar systems: The invention relates to a system having an emitter for emitting a first microwave radiation, a receiver for detecting a second microwave radiation derived from the first microwave radiation and a control system connected to the emitter and the receiver. The first microwave radiation is emitted at a plurality of... Agent:

20130033395 - Dual coaxial nss receiver system: A dual coaxial NSS receiver system is disclosed. One embodiment receives first location information about a first navigation satellite system (NSS) antenna mounted on an object at a first location. In addition, second location information is received from a second NSS antenna mounted on the object in a second location... Agent:

20130033397 - Methods for receiving gps indoors with high precision and devices thereof: A method, non-transitory computer readable medium, and apparatus that determines a GPS location includes obtaining assisted GPS data of locations of a plurality of GPS satellites, current time, and initial location data of the receiver computing device. A GPS signal from one or more of the plurality of GPS satellites... Agent: Spectracom Corporation

20130033396 - Positioning method for long-thin fleet: The present invention provides a positioning method for long-thin fleet, which moves along a direction and has a motion track and a leading member. The leading member is in forefront of the motion track. The positioning method comprises the following steps: a positioning step and a transmitting step. The positioning... Agent:

20130033398 - Combined use of different satellite navigation systems: Method, arrangement and system for improving a combined use of a plurality of different satellite navigation systems, in which each of the plurality of different satellite navigation systems includes a constellation of at least one satellite. The method includes broadcasting from each satellite of the constellation of a first satellite... Agent: Astrium Gmbh