Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Communications
Class Information
Number: 342/144
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Determining distance > With pulse modulation > Combined with determining direction > With crt display > Ppi type
Description: Subject matter wherein the display represents the signal as a bright spot, with range indicated by the distance of the spot from the center of the screen and the bearing by the radial angle of the spot.










Patents under this class:

Patent Number Title Of Patent Date Issued
5455591 Precision high speed perspective transformation from range-azimuth format to elevation-azimuth format Oct. 3, 1995
4596987 PPI display apparatus Jun. 24, 1986
4281327 Range corrector circuit for a bistatic passive radar display Jul. 28, 1981
4023166 High power low loss nonresonant filter system May. 10, 1977











 
 
  Recently Added Patents
Reducing energy and increasing speed by an instruction substituting subsequent instructions with specific function instruction
Power supply system for motor vehicle
Point-in-time copies in a cascade using maps and fdisks
Campanula plant named `PKMM03`
Electronic component mounting machine and operating instruction method for the same
Image processing apparatus and image processing method
Apparatus and method for sterilizing vessel with electron beam
  Randomly Featured Patents
Azalea plant named `Conleg`
Two-color molding and molding method thereof
Smoking stand
Dental rotary instrument
Feature extracting method, subject recognizing method and image processing apparatus
Method and apparatus for accessing coconut water
Amidinoureas
Compact time-of-flight mass spectrometer
Presses
Method and apparatus for ensuring safe operation of electric overhead door