Resources Contact Us Home
Browse by Category: Main > Business
Class Information
Number: 434/8
Name: Education and demonstration > Detection or range determination of distant object by apparatus using sensor of electromagnetic or sound energy > Sonar > Simulation of doppler shift of echo
Description: Subject matter relating to an imitation of the effect of the direction of movement of a distant object upon the frequency of sound waves reflected therefrom.

Patents under this class:

Patent Number Title Of Patent Date Issued
7734245 Statistical-deterministic approach to natural disaster prediction Jun. 8, 2010
4986755 Acoustic target doppler simulator Jan. 22, 1991
4954996 Navigation sonar system dockside simulator Sep. 4, 1990
4626217 Broadband doppler simulator Dec. 2, 1986
4306301 Wide band frequency shifter in variable amounts Dec. 15, 1981
3936958 Sonar reverberation simulation Feb. 10, 1976

  Recently Added Patents
Multiple input multiple output transceiver
Base station apparatus and method for use in mobile communication system
Process for producing a plasma protein-containing medicament with reduced concentration of citrate and metals
Fluid discrimination device
Method of and apparatus for laser drilling holes with improved taper
Circuit board and display panel assembly having the same
Terminal box assembly
  Randomly Featured Patents
Metallic cover and method for making the same
Poly(alkylene dicarboxylates) and syntheses thereof
Cyclic sulfone derivatives as inhibitors of matrix metalloproteinases and/or TNF-.alpha. converting enzyme (TACE)
Residual-current-operated protective device
African violet plant
Portable electric sander
Flame arrestor with reflection suppressor
Process for synthesis of heteroaryl-substituted urea compounds useful as antiinflammatory agents
Bioelastomeric stent
Medical image alignment apparatus, method, and program