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Class 342/59 - PLURAL RADAR


Subclass of Class 342 - Communications: directive radio wave systems and devices (e.g., radar, radio navigation)
Definition: Subject matter wherein there are two or more radar systems.
No. of applications: 49
Last issue date: 03/01/2012


1    
Application No.Application TitleIssue Date
20120050089RADAR ACTIVATION MULTIPLE ACCESS SYSTEM AND METHOD
A radar activation multiple access system and method is provided that includes a plurality of radar participant nodes wirelessly connected and forming a radar network and a multiple access unit in communication with the radar network. The multiple access unit includes a...
03/01/2012
20120032833RADAR COHERENT PROCESSING INTERVAL SCHEDULING VIA AD HOC NETWORK
Techniques disclosed herein include systems and methods for accurately scheduling radar and radio events against each other. Specifically, a scheduling manager can schedule radar events based on scheduled radio events (wireless network communication events). A given rad...
02/09/2012
20120013498EXPANDABLE AND RECONFIGURABLE INSTRUMENT NODE ARRAYS
An expandable and reconfigurable instrument node includes a feature detection means and a data processing portion in communication with the feature detection means, the data processing portion configured and disposed to process feature information. The instrument node f...
01/19/2012
20110260908METHOD FOR MITIGATING THE EFFECTS OF CLUTTER AND INTERFERENCE ON A RADAR SYSTEM
A method for mitigating against a clutter source or other interferer in a high precision radar is disclosed. The clutter source or interferer may be a wind farm. The method includes positioning a plurality of relatively low resolution radars, such as low cost marine nav...
10/27/2011
20110199992METHOD AND APPARATUS FOR ANTENNA RADIATION PATTERN SWEEPING
A system and method for antenna radiation pattern sweeping in wireless networks, e.g., cellular networks, are disclosed. For example, the system comprises a first base station associated with a first antenna assembly for providing a first antenna radiation pattern over ...
08/18/2011
20110050483SYSTEM TO PREVENT TWO ROTATING ANTENNAS FROM ILLUMINATING EACH OTHER
An apparatus or a method for preventing radio-frequency (RF) interferences between rotating antennas. For example, the invention is particularly applicable to radar and communication systems on board naval ships....
03/03/2011
20100123395HEADLAMP CONTROL DEVICE FOR VEHICLE
A headlamp control device for a vehicle is provided. The device includes a front sensor, a wheel speed sensor, an Electrical Control Unit (ECU), a first ballaster, a second ballaster, a relay switch, and a power supply switch. The front sensor senses a target vehicle. T...
05/20/2010
20100103023RADAR SYSTEM
A radar system includes radars and a controller. The controller controls waveform patterns of the radars. As a signal processing unit of each of the radars receives an instruction from the controller, the signal processing unit selects a frequency modulation pattern of ...
04/29/2010
201000972623D Video-Doppler-Radar (VIDAR) Imaging System
A moving sensor suite for imaging a scene has three Doppler radars, two moving and one fixed, a fixed video camera and a fixed GPS receiver. The Doppler radars measure the relative velocities between the radars and the scene, as well as the scene's electromagnetic refle...
04/22/2010
20100079330Networked waveform system
Certain embodiments provide a network waveform system that can include multiple radars disposed at different geographical positions within an environment. The multiple radars may be configured to transmit a network waveform. The network waveform may include multiple rad...
04/01/2010
20100013697METHOD OF AND DEVICE FOR TRACKING AN OBJECT
A method of tracking an object including the steps of: collecting N measurements of range Ri and Doppler velocity Di associated with the object from a plurality M of radar sensors Si each measurement being assigned a time stamp ti
01/21/2010
20090174591OBSTACLE DETECTION SYSTEM NOTABLY FOR AN ANTICOLLISION SYSTEM
The present invention relates to system for detecting obstacles (13, 55, 56, 57) on the ground (15) onboard a carrier (1). The detection system comprises at least two continuous-wave radars (2, 3, 4). The radars (2, 3, 4) are linked to...
07/09/2009
20090167591PRECISION REGISTRATION FOR RADAR
A precision radar registration (PR2) system and method that employs highly accurate geo-referenced positional data as a basis for correcting registration bias present in radar data. In one embodiment, the PR2 method includes sample collection and b...
07/02/2009
20090040094OBJECT DETECTING APPARATUS
An object detecting apparatus for detecting an object by a plurality of radars, with improved accuracy of identity determination and acquisition of position information in fusion of detection results. The object detecting apparatus is arranged to obtain a moving path of...
02/12/2009
20080291077APPARATUS AND METHOD FOR RADAR IMAGING BY MEASURING SPATIAL FREQUENCY COMPONENTS
A radar imaging system is provided that directly measures the spatial frequency components of a scene via digital-beam-forming techniques applied along the cross-track dimension. Separate transmit and receive antennas provide increased integration time for the receive f...
11/27/2008
20080284638RADAR DEVICE AND METHOD FOR ADJUSTING AMONG RADAR SITES
A radar device includes a generation unit, a transmission unit, and a control unit. The generation unit selectively generates a set of a plurality of transmission signals whose center frequencies are different from one another within an assigned frequency band. The tran...
11/20/2008
20080231496Method for determining noise floor level and radar using the same
A method for a radar for detecting a noise floor level of an electric signal corresponding to an incident radio wave received by the radar, the incident radio wave including a return of a radar wave that is transmitted from the radar toward a measuring range of the rada...
09/25/2008
20080191927Phased Array Radar Antenna Having Reduced Search Time And Method For Use Thereof
A phased array radar antenna includes at least two antennas (11, 12, 13, 14) adapted for simultaneous operation at different non-mutually interfering frequencies. The phased array radar antenna may be fitted to an aircraft having a fuselage supporting first and s...
08/14/2008
20080165048Passive Radar Utilizing Space-Borne Digital Electromagnetic Illuminators
In a passive radar system a space-borne transmitter broadcasts wide-band digitally modulated signals over a region and illuminates the region. A receiver antenna is oriented to receive radiation from at least one portion of the region. The portion is an area viewed by t...
07/10/2008
20080150787MULTIPLE SENSOR PROCESSING
A method of multiple sensor processing includes receiving, at a first sensor system, track data from a second sensor system, comparing track data from the first sensor system to the track data from the second sensor system to determine if a track will be within a field ...
06/26/2008
20080106458ON-VEHICLE RADAR DEVICE AND ON-VEHICLE RADAR DEVICE CONTROL SYSTEM
Provide an on-vehicle radar device that performs transmission control of a monitoring signal, following fixed rules, so that interference with other radar devices can be avoided with certainty. An on-vehicle radar device comprises a transceiver which transmits/receives ...
05/08/2008
20080012749STANDOFF RADIATION DETECTION SYSTEM
A standoff radiation detection and identification system is capable of detecting radiation from remote locations, such as at distances of 100 feet or more. The system can verify radiation associated with vehicles or vessels prior to them entering sensitive areas. The ab...
01/17/2008
20080012755Retrieval of Parameters in Networked Radar Environments
Radar beams are generated with radars disposed at different positions within an environment that attenuates at least a portion of one of the radar beams. A measured reflectivity of the environment is determined along a path of each of the radar beams. An intrinsic refle...
01/17/2008
20070229349Radar device and method for adjusting among radar sites
A radar device includes a generation unit, a transmission unit, and a control unit. The generation unit selectively generates a set of a plurality of transmission signals whose center frequencies are different from one another within an assigned frequency band. The tran...
10/04/2007
20070182618System and method for intrusion detection using a time domain radar array
A system and method for highly selective intrusion detection using a sparse array of time modulated ultra wideband (TM-UWB) radars. Two or more TM-UWB radars are arranged in a sparse array around the perimeter of a building. Each TM-UWB radar transmits ultra wideband pu...
08/09/2007
20070152872Reducing undesirable coupling of signal(s) between two or more signal paths in a radar system
In one aspect, the invention is a method for selecting frequencies used in down converting a radar signal. The method includes selecting frequencies summing to a transmission frequency, determining intermodulation products based on the selected frequencies and determini...
07/05/2007
20070152874Reducing undesirable coupling of signal(s) between two or more signal paths in a radar system
In one aspect the invention is a method of reducing crosstalk in a radar system. The method includes receiving a reflected radar signal, down converting the reflected radar signal to an intermediate frequency (IF) signal and down converting the IF signal to a baseband s...
07/05/2007
20070152873Generating event signals in a radar system
A radar system having a transmit signal path and a receive signal path and an event generator which is responsive to command signals provided by a digital signal processor (DSP) is described. The DSP generates command signals and provides the command signals to the even...
07/05/2007
20070152870Vehicle radar system having multiple operating modes
A vehicle radar system includes a processing system which operates in one of a plurality of operating modes which are selected based upon an environment (or changes to an environment) surrounding the vehicle radar system. In one exemplary embodiment, the vehicle radar s...
07/05/2007
20070152869Multichannel processing of signals in a radar system
A vehicle radar system includes a receive antenna system which concurrently provides signals from multiple receive beams to multiple channels of a multi-channel receiver. The multi-channel receiver concurrently processes the multiple signals provided by the antenna syst...
07/05/2007
20070075891Ball measuring apparatus
The present invention provides a ball measuring apparatus capable of measuring a trajectory of a ball from a hitting position to a landing position, the landing position and a stop position. A ball measuring apparatus 100 according to a first embodiment includes ...
04/05/2007
20060284757Through-the-wall frequency stepped imaging system utilizing near field multiple antenna positions, clutter rejection and corrections for frequency dependent wall effects
Lower resolution and clutter-prone two-tone CW radars can have the displayed images dramatically improved by three techniques involved in the subject invention. The three techniques involved are the stepping of each of the multiple radars for readings at multiple freque...
12/21/2006
20060262009Method of preventing interference between radars and radar system having interference preventing function
A radar system mounted on a vehicle includes a first radar and a second radar, each having a transmitter-receiver and a signal processor. The transmitter-receiver transmits radar waves to detect objects such as another vehicle or other obstacles. An operating cycle peri...
11/23/2006
20060250294Through the wall ranging with triangulation using multiple spaced apart radars
A plurality of multi-tone CW radars are used to generate a swath of ranges to a moving object or individual behind a wall or building structure in which the overlap of the range swaths from spaced-apart radars determines the location of the moving object or individual. ...
11/09/2006
20060238403Method and system for destroying rockets
A system that includes a synchronized network of three search and track radars and associated processing means and communication channels. The radars are configured to detect and track the target. In response to detected target, an interceptor is launched towards the ta...
10/26/2006
20060220951System and method for coherently combining a plurality of radars
Systems and techniques for coherent combining radars include generating a phase and range calibration and initialization values for adjusting a time delay and a phase of a transmitted pulse from one of the radars, resulting in received composite target echoes at each of...
10/05/2006
20060214835SYSTEM AND METHOD FOR INSPECTING TRANSPORTABLE ITEMS USING MICROWAVE IMAGING
An inspection system uses microwave radiation to capture a microwave image of a transportable item. The system includes a transmit scanning panel including a transmit array of transmit antenna elements, each being programmable with a respective phase delay to direct a t...
09/28/2006
20060202886Constant altitude plan position indicator display for multiple radars
A system and a method to receive radar data from a plurality of radars and to reduce the data from the plurality of radars to a common universal latitude-longitude coordinate frame. The plurality of radars may be positioned at separate geographical locations and may hav...
09/14/2006
20060170584OBSTACLE PENETRATING DYNAMIC RADAR IMAGING SYSTEM
An obstacle penetrating dynamic radar imaging system for the detection, tracking, and imaging of an individual, animal, or object comprising a multiplicity of low power ultra wideband radar units that produce a set of return radar signals from the individual, animal, or...
08/03/2006
20060164293Method for the observation of a number of objects
The invention relates to a method for the observation of a number of objects, which move in a space monitored by a number of sensors, are recorded by the sensors and followed with continuous updating of at least the sensor track defining the kinematics of the object, wh...
07/27/2006
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