Resources Contact Us Home
Browse by Category: Main > Communications
Class Information
Number: 342/395
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Directive > Beacon or receiver > With transmisson of bearing or position determinative signals > Iso-phase type > With hetrodyne synchronization
Description: Subject matter including spaced transmitting stations which are not phase synchronized.

Patents under this class:

Patent Number Title Of Patent Date Issued
4547777 Method of radio-position-finding through determination of phases of electromagnetic waves and receiving device for practicing the method Oct. 15, 1985
4442432 Electronic navigation method and system Apr. 10, 1984
4229737 Ranging system and method for determining the range of a vehicle from a plurality of reference points Oct. 21, 1980

  Recently Added Patents
Determining system for localization methods combination
Method, apparatus and computer program product for providing metadata entry
Nestable shallow container
Peer to peer (P2P) missing fields and field valuation feedback
Electrode tab for secondary battery and secondary battery using the same
High performance design rule checking technique
Technology for managing traffic via dual homed connections in communication networks
  Randomly Featured Patents
Methods for detecting expression of human protease molecules
Seating system and method for making the same
Handheld sterilization device
Adaptive immunity profiling and methods for generation of monoclonal antibodies
Neural network based method for exponent coding in a transform coder for high quality audio
Valve structure for a fluid operated device
Substituted cycloalkanes
Locking and unlocking mechanism comprising a solenoid
Plasma-enhanced functionalization of inorganic oxide surfaces
Magnetic recording medium having a lubricating coating layer