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| Number | Title | Issue Date |
| 7782245 | Radar system A scanning radar system suitable for detecting and monitoring ground-based targets includes a frequency generator, a frequency scanning antenna, and a receiver arranged to process signals received from a target so as to identify a Doppler frequency associated with t... | 08/24/2010 |
| 7710313 | Method of using a microwave and millimeter frequency bistatic radar for tracking and fire control A method of using a bistatic passive radar system for tracking a plurality of targets utilizing transmitted radar signals from at least one satellite platform in a geosynchronous orbit with the earth, a radar receiver capturing signals from a reflection of the trans... | 05/04/2010 |
| 7567202 | Radar system Embodiments of the invention are concerned with a radar system, and relates specifically to scanning radar systems that are suitable for detecting and monitoring ground-based targets. In one aspect, the radar system is embodied as a scanning radar system comp... | 07/28/2009 |
| 7486224 | Microwave and millimeter frequency bistatic radar tracking and fire control system A bistatic passive radar system for tracking at least one target utilizing means for transmitting radar signals from at least one satellite platform in a geosynchronous orbit with the earth, means for receiving radar signals from a reflection from each target, means... | 02/03/2009 |
| 7426386 | Beam laydown for hopped satellite downlink with adaptable duty cycle A power gated variable hop cycle beam laydown (700) manifests itself as first cells (C, D) supported by a first hop cycle, second cells (G, H) supported by a second hop cycle, and transition cells (E, F) supported by a transition hop cycle. The transition hop... | 09/16/2008 |
| 7423578 | Split aperture array for increased short range target coverage A phased array radar system comprising a plurality of radiating elements configured in a common array aperture for detecting and tracking targets; and a transmit and receive arrangement responsive to a first control signal for configuring the plurality of radiating ... | 09/09/2008 |
| 7382311 | Method, computer program product and system for differentiating physical sources from second order nonlinear signal effects A system for differentiating between a signal from a physical source and a nonlinear signal effect includes an array, a delay control element and a signal processing element. The array is configured to detect a signal at a particular location using an initial time d... | 06/03/2008 |
| 7379707 | System for concurrent mobile two-way data communications and TV reception A low profile mobile in-motion antenna and transmit/receive terminal system for two-way “VSAT” type satellite communication using FSS service, preferably in Ku band, supporting at the same time TV signal reception from the same satellite or a separate DBS satell... | 05/27/2008 |
| 7339540 | Sparse and virtual array processing for rolling axle array system A radar signal processing system comprises a processor that determines a respective position of each of a plurality of radiating elements included in a radar array. Each radiating element has a respectively different motion vector from every other one of the plurali... | 03/04/2008 |
| 7340254 | Measurement opportunities for a mobile unit operating with a switched beam antenna in a CDMA system Measurement opportunities are provided to a wireless transmit/receive unit (WTRU) operating with a switched beam antenna in a CDMA wireless communication system. The switched beam antenna is a smart antenna generating a plurality of directional beams and an omni-dir... | 03/04/2008 |
| 7307583 | Antenna adjustment system and method for an aircraft weather radar system A weather radar system or method can be utilized to adjust a position of a weather radar system. The weather radar system can utilize processing electronics coupled to an antenna control system. The processing electronics can determine an error associated with the p... | 12/11/2007 |
| 7274936 | Method and apparatus for measuring channel quality using a smart antenna in a wireless transmit/receive unit A method and apparatus for measuring a channel quality in wireless transmit/receive units (WTRUs) which are equipped with a subscriber based smart antenna. The WTRUs are equipped with a smart antenna so that the WTRU generates a plurality of directional beams and, o... | 09/25/2007 |
| 7248215 | Beam architecture for improving angular resolution An automotive radar system includes a beamformer circuit and a beamcombiner circuit. The beamformer circuit forms a plurality of antenna beams at a plurality of beam ports. The beam combiner circuit receives the beams provided thereto from the beamformer circuit and... | 07/24/2007 |
| 7242345 | Method for controlling a radar antenna A method is described for detecting an object with target radar. After the first detection of an object, the antenna is tilted. The original direction towards the object is restored by electronically steering the emitted beam. The beamsteering is obtained by changin... | 07/10/2007 |
| 7230565 | Radar A radar can detect target azimuths located outside and adjacent to a scanning angular range of a beam by determining changes in received signal strength (a signal-strength profile) in the azimuthal direction as a function of a beam azimuth in a predetermined scannin... | 06/12/2007 |
| 7218273 | Method and device for boresighting an antenna on a moving platform using a moving target A technique for boresighting an antenna mounted on a moving platform is described. The technique uses a concurrently moving calibration target. Target navigation data and platform navigation data are used to compensate for movement of the target and the platform. Th... | 05/15/2007 |
| 7205928 | Automatic weather radar system and method Methods and apparatus are provided for operating a radar system to provide a thunderstorm image to a pilot. The method comprises using one or more radar scans depending upon the aircraft altitude, a single upward tilted scan at or below a datum level of about 15,000... | 04/17/2007 |
| 7202810 | Radar apparatus and radar signal processing method A radar apparatus and a radar signal processing method can prevent misdetection even in the case of targets running side by side without an azimuth angle error being varied in accordance with the velocities of the targets. An antenna direction control part controls ... | 04/10/2007 |
| 7196653 | Imaging apparatus and method An imaging apparatus has transmitter illuminating a selected surface with a radar beam footprint, and processor for profiling/processing the radar returns so as to derive attitude information in real time about a number of predefined axes associated with the radar w... | 03/27/2007 |
| 7187320 | Matched maneuver detector A target tracking arrangement predicts the state of a target. The predictor may be a Kalman filter. In the presence of a target which is maneuvering, the prediction may be in error. A maneuver detector is coupled to receive residuals representing the difference betw... | 03/06/2007 |
| 7183963 | System 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... | 02/27/2007 |
| 7151476 | Radar system having a beamless emission signature A radar system having a beamless emission signature is described. In one implementation, the radar system includes a transmission system and a receiver system. The transmission system is configured to transmit a pattern comprising a plurality of radar signals having... | 12/19/2006 |
| 7123183 | FM-CW radar apparatus An FM-CW radar apparatus capable of detecting a stationary object, in particular, an overbridge, located above the road ahead in a simple manner uses a traveling wave antenna as a transmitting antenna, and includes a means for varying, in upward and downward directi... | 10/17/2006 |
| 7091921 | Traveling-wave combining array antenna apparatus A traveling-wave combining array antenna apparatus includes first and second traveling-wave array antennas. The first traveling-wave array antenna has a plurality of antenna elements provided at intervals along a first feeder line, and has a radiating directivity ch... | 08/15/2006 |
| 7084806 | Intruding object detecting apparatus, and setting apparatus, setting process and setting confirmation process therefor Provided are an intruding object detecting apparatus (a radio wave sensor) capable of setting an arbitrary detection region, an apparatus for setting the detection region and a setting processe. An intruding object detecting apparatus 51 is installed in a cor... | 08/01/2006 |
| 7081847 | Radar system with switchable angular resolution A radar system with a radar sensor (10) which comprises a transmitting module (20), a receiving module (22) and a supply network (64), wherein the transmitting module (20) comprises a first plurality of partial antennas (26, 28,... | 07/25/2006 |
| 7075495 | Offset hybrid antenna using focuser A Ka-band offset hybrid antenna having a shaped focuser is disclosed. The Ka-band offset hybrid antenna having a shaped focuser, including: a shaped focuser for reflecting a received plane wave to focus an energy of the received plane wave on an offset focal line an... | 07/11/2006 |
| 7026978 | Object detector and object detecting method A plurality of primary detection regions A to I are scanned by switching a beam width and a beam direction of an antenna. The primary detection regions A to I are formed such that one detection region overlaps at least one of other detection regions. A small region ... | 04/11/2006 |
| 7023331 | Peripheral monitor for monitoring periphery of vehicle The invention solves a problem of fluctuation in performance in the conventional peripheral monitor for monitoring periphery of a vehicle that measures a distance to other vehicle or any other object by transmitting radio waves and informs a driver of the distance d... | 04/04/2006 |
| 7016399 | Receiving apparatus including adaptive beamformers Receiving apparatus, for receiving a transmission signal in a cellular mobile communications system, comprises a main beamformer (6M, 14M) which processes received signals, representing the said transmission signal, in accordance ... | 03/21/2006 |
| 7015855 | Creating and identifying synthetic aperture radar images having tilt angle diversity An apparatus for and method of employing synthetic aperture radar (SAR) images to automatically classify a target comprising emitting and collecting SAR signals at a plurality of squint angles, forming a plurality of SAR images of the target from the collected signa... | 03/21/2006 |
| 6993361 | System and method utilizing dynamic beam forming for wireless communication signals The present invention relates to a method and system using dynamic beam forming for wireless communication signals in a wireless network. Base stations and/or UEs are provided with antenna systems having a range of beam forming selections. Relative base station and ... | 01/31/2006 |
| 6970133 | Antenna system and method of using same An antenna system includes a plurality of transmit elements spaced apart by a first dimension and a plurality of receive elements spaced apart by a second dimension, such that the first dimension is a non-integer multiple of the second dimension and the second dimen... | 11/29/2005 |
| 6937183 | Object detecting method and object detector Beams are irradiated in three directions by switching an irradiation direction of a mainlobe of an antenna by stages, and an echo is received from a detection object obtained in the mainlobe or a sidelobe in each irradiation direction. Then, reflection power intensi... | 08/30/2005 |
| 6937186 | Main beam alignment verification for tracking antennas A method for main beam alignment verification includes providing data pertaining to one or more patterns associated with an antenna, measuring power levels of a signal acquired by the antenna, and comparing the measured power levels with the data to determine whethe... | 08/30/2005 |
| 6914554 | Radar beam steering with remote reflectors/refractors A reflected energy detecting device includes a transmitter for transmitting an electromagnetic signal and a receiver for receiving a reflected electromagnetic signal. An antenna may be operatively connected with the transmitter and the receiver for radiating the ele... | 07/05/2005 |
| 6906666 | Beam adjusting device A device for adjusting the beam direction of a beam radiated from a stationary array of antenna elements. The device includes a feed line structure configured as a star with at least four line segments extending from a central source connection terminal at the centr... | 06/14/2005 |
| 6894657 | Bi-directional vector modulator The present invention provides a system for providing a bi-directional vector modulator in which the signal can travel in either direction while the phase shift remains constant. In addition to the functionality of being a phase shifter, the disclosed invention acts... | 05/17/2005 |
| 6876323 | Amplitude and phase-controlled antennas-subsystem A radar system with a phase controlled antenna array that contains a number of data and supply networks (2), which are installed so that they are interchangeable, and a transmit/receive module (3) containing a transmitter and receiver circuit (4... | 04/05/2005 |
| 6825796 | Radar system using two-dimensional scanner A radar apparatus comprises a signal transmitter device that transmits a signal, a scanner that two-dimensionally scans a target object using the signal transmitted from the signal transmitter device by engaging in longitudinal oscillation and lateral oscillation, a... | 11/30/2004 |
