Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Digital beamsteering for a parametric scanning sonar system










Image Number 3 for United States Patent #4190818.

Digital beamsteering for a parametric scanning sonar steers a nonlinear, ulated signal of a single high frequency by appropriately delaying and/or varying the phase of the signal as it enters each of a plurality of elements in an array. The sonar beam can be steered electronically over a wide range of angles.








 
 
  Recently Added Patents
Methods and systems for time-shifting content
Fingerprinting apparatus, system, and method
Brushless electric motor or generator in shell construction
Information recording medium and information processing method for accessing content with license or copyright protection
Synthesizing VHDL multiple wait FSMS into RT level FSMS by preprocessing
Storage device, data processing device, registration method, and recording medium
Method of predicting a motion vector for a current block in a current picture
  Randomly Featured Patents
Apparatus for and methods for improving the yield of peeled shrimp meat obtained with roller type shrimp peeling machinery
Flux containing wire for use in stainless steel welding
DC/DC converter with spread spectrum switching signals
Flight slider for magnetic recording
Computer system having a central processing unit responsive to the identity of an upgrade processor
Cosmetic composition with a fixing and/or conditioning polymer containing a specific acrylic copolymer
Method of forming fins for a heat exchanger
Method of subdividing dough
Electrical appliance control
Catalyst for combustion at low temperatures and process for producing same