http://www.freshpatents.com/Communications--directive-radio-wave-systems-and-devices--e-g--radar-radio-navigation--dtnewntc342.php USPTO Class 342 - Communications: directive radio wave systems and devices (e.g., radar, radio navigation) en-us Thu, 24 Jul 2008 15:02:19 -0700 1000 Wednesday Thursday Friday Saturday Sunday 141 31 http://www.freshpatents.com/index.php?rss=true http://www.freshpatents.com/images/freshpatentsnav_rss.gif http://www.freshpatents.com/Localized-jamming-of-navigation-signals-dt20080717ptan20080169958.php Thu, 24 Jul 2008 15:02:19 -0700 Various approaches to localized jamming of navigation signals are provided. In one embodiment, a navigation signal comprises at least a portion of a low earth orbit (LEO) signal provided by a LEO satellite. A noise source is filtered to provide a plurality of filtered noise signals in a plurality of... http://www.freshpatents.com/System-and-method-for-detecting-emitters-signals-having-multi-valued-illumination-times-dt20080717ptan20080169959.php Thu, 24 Jul 2008 15:02:19 -0700 A system and method is provided for detecting emitter signals and for determining a scan strategy for a receiver system that receives such emitter signals. When detecting emitter signals of a particular emitter, the receiver may periodically revisit the portion of the frequency spectrum in which that emitter operates. The... http://www.freshpatents.com/Process-for-generating-spatially-continuous-wind-profiles-from-wind-profiler-measurements-dt20080717ptan20080169975.php Thu, 24 Jul 2008 15:02:19 -0700 A neural network process for improving wind retrievals from wind profiler measurements is described. In this invention, a neural network is trained to retrieve missing or incomplete upper level winds from ground based wind profiler measurements. Radiosonde measurements in conjunction with wind profiler ground measurements for specific geographical locations are... http://www.freshpatents.com/Computerized-tomography-using-radar-dt20080717ptan20080169961.php Thu, 24 Jul 2008 15:02:19 -0700 Techniques for detecting contraband are described, as are techniques for generating an image of living tissue. A location of interest relative to a target space is received, and a radar signal is transmitted in the direction of the location of interest. Portions of the radar signal are detected with multiple... http://www.freshpatents.com/Handheld-system-for-radar-detection-dt20080717ptan20080169960.php Thu, 24 Jul 2008 15:02:19 -0700 The present invention is a radar platform that detects intruders and wirelessly reports to a key-fob. The entire radar platform is water-resistant and two banks of batteries are included for convenience or extended operation time. The device consists of a MicroPower Radar (MPR), a data acquisition (DAQ) element and a... http://www.freshpatents.com/Collision-alerting-and-avoidance-system-dt20080717ptan20080169962.php Thu, 24 Jul 2008 15:02:19 -0700 A collision alerting and avoidance system for use in an aerial vehicle is presented herein. The system comprises a one low profile antenna array disposed on the aerial vehicle. A transmitter/receiver probe is coupled to the antenna array. The transmitter/receiver probe is configured to transmit electromagnetic waves and to receive... http://www.freshpatents.com/Radar-system-with-agile-beam-steering-deflector-dt20080717ptan20080169963.php Thu, 24 Jul 2008 15:02:19 -0700 A radar system including a base unit and one or more radar sensors. The radar sensor is capable of steering a beam in a scanning or tracking manner in both azimuth and elevation. Automated and independent control in azimuth and elevation may be achieved based on configuration settings in the... http://www.freshpatents.com/Systems-and-methods-for-a-terrain-contour-matching-navigation-system-dt20080717ptan20080169964.php Thu, 24 Jul 2008 15:02:19 -0700 Systems and methods for terrain contour matching navigation are provided. In one embodiment, a method for terrain contour matching navigation comprises: receiving at least one sample point representing the position of an aircraft, the at least one sample point including a horizontal position and an altitude sample; correlating a first... http://www.freshpatents.com/Driver-assistance-system-dt20080717ptan20080169965.php Thu, 24 Jul 2008 15:02:19 -0700 Driver assistance system of a land or water vehicle that encompasses a long-range radar apparatus for the detection of distant objects and at least one short-range detection apparatus for the detection of objects in the vehicle's close proximity. The system further includes an operation control apparatus for control of operation... http://www.freshpatents.com/On-vehicle-radar-device-dt20080717ptan20080169966.php Thu, 24 Jul 2008 15:02:19 -0700 An on-vehicle radar device has a transmission section for transmitting a radio wave to an object, a receive section for receiving the radio wave reflected by the object, and a processing section for dividing an object detection range into three or more of a plurality of areas, setting a threshold... http://www.freshpatents.com/Methods-and-apparatus-for-providing-target-altitude-estimation-in-a-two-dimensional-radar-system-dt20080717ptan20080169967.php Thu, 24 Jul 2008 15:02:19 -0700 Method and apparatus to track a contact using a sensor in a two-dimensional radar system, determine a closest point of approach (CPA) for the contact, determine a time to closest point of approach (TCPA) for the contact, and estimate an altitude for the contact from the closest point of approach... http://www.freshpatents.com/Management-of-tracking-models-dt20080717ptan20080169968.php Thu, 24 Jul 2008 15:02:19 -0700 The present invention relates to methods and apparatus for tracking moving objects, such as ballistic missiles and aircraft, on the basis of discrete sensor measurements, such as radar reports and reports from optical sensors. In particular, but not exclusively, the invention is useful for the simultaneous tracking of multiple, fast... http://www.freshpatents.com/Radar-device-dt20080717ptan20080169969.php Thu, 24 Jul 2008 15:02:19 -0700 A radar device has a wave projecting part for projecting pulsed electromagnetic waves to a target object in a specified direction at specified time intervals, a wave receiving part for receiving reflected waves reflected by the target object, an intensity measuring part for measuring the intensity of the reflected waves,... http://www.freshpatents.com/Multi-platform-configurable-radar-device-for-velocity-monitoring-of-traffic-and-other-moving-targets-dt20080717ptan20080169970.php Thu, 24 Jul 2008 15:02:19 -0700 A Doppler shifted radar apparatus is disclosed for correct target identification with respect to surveillance of moving vehicles. More particularly, an improved system is disclosed that is fully programmable and configurable to a specific customer use such as a speed signal. One such configurable item is the output communications protocol.... http://www.freshpatents.com/Simultaneous-savings-in-bandwidth-and-energy-using-waveform-design-in-presence-of-interference-and-noise-dt20080717ptan20080169971.php Thu, 24 Jul 2008 15:02:19 -0700 A new method for transmitter-receiver design that enhances the desired signal output from the receiver while minimizing the total interference and noise output from the receiver at the decision making instant is presented here. Further the new design scheme proposed here can be used for simultaneous savings of transmit signal... http://www.freshpatents.com/Methods-and-systems-for-piecewise-curve-fitting-or-radar-altimeter-range-gate-data-dt20080717ptan20080169972.php Thu, 24 Jul 2008 15:02:19 -0700 A method for compensating for range gate slide with respect to received returns within a radar altimeter is described. The method includes adjusting the amount of overlap between a range gate pulse and a radar return signal until an altitude output by the radar altimeter is within a desired tolerance,... http://www.freshpatents.com/Antenna-with-compact-lru-array-dt20080717ptan20080169973.php Thu, 24 Jul 2008 15:02:19 -0700 An element support and thermal control arrangement for an active array antenna, preferably modular, using line-replaceable units (LRUs), includes a radiating-side liquid-cooled cold plate lying parallel with a liquid-cooled TR coldplate. Antenna elements are supported and cooled by the radiating cold plate, and a beamformer lies between the radiating and... http://www.freshpatents.com/Radar-system-dt20080717ptan20080169974.php Thu, 24 Jul 2008 15:02:19 -0700 A radar system configured to present plural echo signals in a mixed form includes an image mixer for determining display colors for individual radar image regions based on combinations of the levels of the echo signals obtained from the same locations. The image mixer classifies the combinations of the levels... http://www.freshpatents.com/Positioning-apparatus-control-method-of-positioning-apparatus-control-program-for-positioning-apparatus-and-computer-readable-recording-medium-having-control-program-for-positioning-apparatus-recorded-therein-dt20080717ptan20080169976.php Thu, 24 Jul 2008 15:02:19 -0700 A positioning apparatus that measures a current position by using measurement basis codes carried on satellite waves from a plurality of positioning satellites includes: a first phase error information generating unit that generates first phase error information indicating an error of a first phase on the basis of a frequency... http://www.freshpatents.com/Apparatus-and-methods-for-acquiring-gps-data-for-use-with-portable-data-terminals-dt20080717ptan20080169977.php Thu, 24 Jul 2008 15:02:19 -0700 A data collection system including a portable data terminal and a base for receiving the portable data terminal. The portable data terminal having a first interface for receiving power and a second interface for connecting to a communication link. The base having a housing adapted to receive and support the... http://www.freshpatents.com/Detection-of-deception-signal-used-to-deceive-geolocation-receiver-of-a-satellite-navigation-system-dt20080717ptan20080169978.php Thu, 24 Jul 2008 15:02:19 -0700 A method for detecting the presence of a deception signal associated with a satellite navigation system. The deception signal has certain “observables”, which can be used by a GPS receiver to detect the presence of the deception signal.... http://www.freshpatents.com/Method-and-apparatus-for-managing-time-in-a-satellite-positioning-system-dt20080717ptan20080169979.php Thu, 24 Jul 2008 15:02:19 -0700 A method, apparatus and system for time management in a position-location system is described. The method may include (i) obtaining, at a global-navigation-satellite-system receiver while being served by a first node of a wireless network a first time base, a relative-time difference, and a third time base; and forming a... http://www.freshpatents.com/Method-and-system-for-data-detection-in-a-global-positioning-system-satellite-receiver-dt20080717ptan20080169980.php Thu, 24 Jul 2008 15:02:19 -0700 A data detection circuit within a global positioning system (GPS) satellite receiver operates to detect and decode data sent in a spread spectrum signal. The data detection circuit receives input from a radio receiver, the information containing data from a plurality of satellites. The data is supplied to a circular...