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Class Information
Number: 342/350
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Directive
Description: Devices and processes for sending or receiving radio wave energy which is characterized by some quality that varies according to the relative direction or position of the sender or receiver.

Sub-classes under this class:

Class Number Class Name Patents
342/385 Beacon or receiver 71
342/351 Including a radiometer 110
342/352 Including a satellite 402
342/368 Including a steerable array 682
342/359 Including antenna orientation 436
342/360 Including antenna pattern plotting 139
342/367 Including directive communication system 212
342/361 Including polarized signal communication transmitter or receiver 199
342/450 Position indicating (e.g., triangulation) 610
342/378 Utilizing correlation techniques 354

Patents under this class:
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Patent Number Title Of Patent Date Issued
8712675 Preventative traffic congestion social networking improvement system within a community Apr. 29, 2014
8686896 Bench-top measurement method, apparatus and system for phased array radar apparatus calibration Apr. 1, 2014
8610041 Missile tracking by GPS reflections Dec. 17, 2013
8582693 Wireless receiver applicable to multiple coexisting positioning systems Nov. 12, 2013
8570212 Waveguide converter, antenna and radar device Oct. 29, 2013
8558735 High-resolution radar map for multi-function phased array radar Oct. 15, 2013
8554478 Correlation position determination Oct. 8, 2013
8548385 Device, system and method of wireless communication via multiple antenna assemblies Oct. 1, 2013
8502733 Transmit co-channel spectrum sharing Aug. 6, 2013
8416062 Method and apparatus for improving RFID tag reading Apr. 9, 2013
8406280 System and method for mitigating severe multipath interference for geolocation and navigation Mar. 26, 2013
8315669 Femto cell base station and method Nov. 20, 2012
8306154 Multi-frequency band receiver Nov. 6, 2012
8296571 Export control for a GNSS receiver Oct. 23, 2012
8289159 Wireless localization apparatus and method Oct. 16, 2012
8248266 Bidirectional telemetry apparatus and methods for wellbore operations Aug. 21, 2012
8249200 Method and apparatus of binarizing input signal, disc driver and recording medium Aug. 21, 2012
8224240 Method and apparatus for implementing beam forming in CDMA communication system Jul. 17, 2012
8179307 Method for the multipath passive radar processing of an FM opportunity signal May. 15, 2012
8150313 Device for transmitting and/or receiving signals with frequency re-use by assignment of a cell for each terminal, for a communication satellite Apr. 3, 2012
8107971 Location-based bookmarks Jan. 31, 2012
8095249 System and method for displaying a digital terrain Jan. 10, 2012
8095151 Providing location information of a user equipment Jan. 10, 2012
8059025 Altimetry method and system Nov. 15, 2011
8018376 GNSS-based mobile communication system and method Sep. 13, 2011
7982607 Method and apparatus for handling wireless transmissions from a tag Jul. 19, 2011
7970365 Systems and methods for compensating for transmission phasing errors in a communications system using a receive signal Jun. 28, 2011
7957749 Location-based bookmarks Jun. 7, 2011
7952517 Method of transmitting a satellite positioning signal from an external antenna to an unexposed receiver, especially in mechanical vehicles May. 31, 2011
7904243 Real-time data aiding for enhanced GPS performance Mar. 8, 2011
7844396 Method and system for modular data processing for a vehicle control system Nov. 30, 2010
7720598 System and method for determining a position of a vehicle with compensation for noise or measurement error May. 18, 2010
7706976 Position based velocity estimator Apr. 27, 2010
7702455 Personal communication system to send and receive voice data positioning information Apr. 20, 2010
7702657 Portable information processor Apr. 20, 2010
7663538 Electromagnetic signal emitting and/or receiving device and corresponding integrated circuit Feb. 16, 2010
7630738 Radio communication system, mobile terminal unit thereof, and azimuth determining method Dec. 8, 2009
7616555 Minimum variance location estimation in wireless networks Nov. 10, 2009
7610064 Direct downlink RF module Oct. 27, 2009
7523074 System for dynamically providing address and indicia information Apr. 21, 2009
7498873 Wide-lane pseudorange measurements using FM signals Mar. 3, 2009
7483719 Method for grouping transmission antennas in mobile communication system including multiple transmission/reception antennas Jan. 27, 2009
7477161 Bidirectional telemetry apparatus and methods for wellbore operations Jan. 13, 2009
7454289 Method of improving the determination of the attitude of a vehicle with the aid of satellite radionavigation signals Nov. 18, 2008
7446704 Dual frequency reception of spread spectrum signals Nov. 4, 2008
7415354 System and method for GPS acquisition using advanced tight coupling Aug. 19, 2008
7292848 Method of activating an in-vehicle wireless communication device Nov. 6, 2007
7289812 Location-based bookmarks Oct. 30, 2007
7254118 Method and apparatus in a CDMA communication system Aug. 7, 2007
7199883 System and method for sensing position of a vehicle Apr. 3, 2007

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