Resources Contact Us Home
Browse by Category: Main > Communications
Class Information
Number: 342/175
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > With particular circuit
Description: Subject matter wherein a circuit associated with the radar system is significant.

Sub-classes under this class:

Class Number Class Name Patents
342/187 Augmenter 24
342/199 Automatic frequency control (afc) 55
342/194 Complex signal (in phase and quadrature) 475
342/195 Digital processing 1,385
342/176 Display 314
342/189 For correlation 301
342/200 For frequency modulation 126
342/202 For pulse modulation 168
342/198 For receiver protection 61
342/205 Sensitivity time control (stc) 54
342/192 Spectrum analysis 461
342/188 With polarization 231
342/190 With recording 75

Patents under this class:

Patent Number Title Of Patent Date Issued
8711032 High-resolution, active reflector radio frequency ranging system Apr. 29, 2014
8704704 Motor vehicle radar system, and method for determining speeds and distances of objects Apr. 22, 2014
8704702 Method for estimating an object motion characteristic from a radar signal, a computer system and a computer program product Apr. 22, 2014
8686898 System employing a direct digital synthesiser Apr. 1, 2014
8686326 Optical-flow techniques for improved terminal homing and control Apr. 1, 2014
8681035 System and method for security inspection using microwave imaging Mar. 25, 2014
8674875 Scanners Mar. 18, 2014
8665143 System and apparatus for cascading and redistributing HDTV signals Mar. 4, 2014
8665142 Antenna device and radar device Mar. 4, 2014
8665139 Distance measuring apparatus and distance measuring method Mar. 4, 2014
8665133 Methods and systems for presenting weather hazard information on an in-trail procedures display Mar. 4, 2014
8659473 Amplifier circuit for a ranging transceiver Feb. 25, 2014
8659472 Method and apparatus for highly accurate higher frequency signal generation and related level gauge Feb. 25, 2014
8659469 Movable information collection apparatus Feb. 25, 2014
8654007 Multi-target data processing for multi-static and multi-channel passive radars Feb. 18, 2014
8648746 Network analyzer with an n-port network having at least two ports for measuring the wave parameters of a measurement object Feb. 11, 2014
8643539 Advance manufacturing monitoring and diagnostic tool Feb. 4, 2014
8643532 Thin film emitter-absorber apparatus and methods Feb. 4, 2014
8633851 Low power, space combined, phased array radar Jan. 21, 2014
8624776 Digital radar or sonar apparatus Jan. 7, 2014
8624775 Radar apparatus and antenna device Jan. 7, 2014
8624774 Method and system of locating objects Jan. 7, 2014
8610041 Missile tracking by GPS reflections Dec. 17, 2013
8606178 Multi-directional wireless communication for a control module Dec. 10, 2013
8604971 Scanning near field electromagnetic probe Dec. 10, 2013
8604965 Apparatus and method to generate and detect virtual targets Dec. 10, 2013
8599063 Antenna device and radar apparatus Dec. 3, 2013
8598501 GPS independent guidance sensor system for gun-launched projectiles Dec. 3, 2013
8593338 Creating and processing universal radar waveforms Nov. 26, 2013
8593335 Method and device for processing echo signal, radar device and echo signal processing program Nov. 26, 2013
8587474 Resolution radar using metamaterials Nov. 19, 2013
8587473 System and method for roll angle indication and measurement in flying objects Nov. 19, 2013
8587472 Full-wave receiver architecture for the homodyne motion sensor Nov. 19, 2013
8587469 Metamaterial for a radio frequency communications apparatus Nov. 19, 2013
8587468 Method, system and program product for deinterleaving and classifying arbitrary radar pulse patterns using non-determinsitic finite state automata Nov. 19, 2013
8586901 Method for compensating for boresight error in missiles with composite radomes and guidance section with boresight error compensation Nov. 19, 2013
8570212 Waveguide converter, antenna and radar device Oct. 29, 2013
8569669 Navigation method for a missile Oct. 29, 2013
8564478 High-frequency module and method of manufacturing the same, and transmitter, receiver, transceiver, and radar apparatus comprising the high-frequency module Oct. 22, 2013
8564477 High-frequency module and method of manufacturing the same, and transmitter, receiver, transceiver, and radar apparatus comprising the high-frequency module Oct. 22, 2013
8564476 Radar apparatus with amplifier duplexer Oct. 22, 2013
8558735 High-resolution radar map for multi-function phased array radar Oct. 15, 2013
8558731 System for and method of sequential lobing using less than full aperture antenna techniques Oct. 15, 2013
8558730 Method and device for detecting precipitation by radar Oct. 15, 2013
8552902 Methods and apparatus for suppression of low-frequency noise and drift in wireless sensors or receivers Oct. 8, 2013
8552350 Mitigation of drift effects in secondary inertial measurements of an isolated detector assembly Oct. 8, 2013
8547273 Pulse radar apparatus and control method thereof Oct. 1, 2013
8538669 Ground based system and methods for identifying incursions along the flight path of an in-flight aircraft Sep. 17, 2013
8525725 Method and system for position and track determination Sep. 3, 2013
8519883 Adjusting the sensitivity of a PIR sensor or a doppler radar sensor disposed within a light fixture Aug. 27, 2013

  Recently Added Patents
Method for forming pattern
Antenna array system
Methods and system for providing drug pricing information from multiple pharmacy benefit managers (PBMs)
Method for repairing or replacing damaged tissue
Method and apparatus for executing load distributed printing
Systems and methods for minimization or elimination of diffusion effects in a microfluidic system
Methods and apparatus for determining a phase error in signals
  Randomly Featured Patents
Channel quality reporting in a mobile communication system
Stabilizing clayey formations
Small animal habitat
Membrane process and apparatus for removing a component from a fluid stream
Hydrodynamic bearing apparatus
Compact shelf unit for electronic equipment rack
Vehicle monitoring system
Safety-control device of height adjustment for a baby walker
Heat protective covering for a pipe and a rod-shaped article, especially for gun barrels
3-button electrosurgical handpiece