2849664

Information

• Patent Grant
• 2849664

• References
• Source

• Patent Number

  2,849,664

• Date Filed

  Not available

• Date Issued

  Tuesday, August 26, 1958
  66 years ago

• CPC

  • H04B1/26 - for superheterodyne receivers
  • C30B13/04 - Homogenisation by zone-levelling
  • H01L21/00 - Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
  • H01L29/00 - Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier
  • H03D5/00 - Circuits for demodulating amplitude-modulated or angle-modulated oscillations at will
  • H03J5/242 - used exclusively for band selection
  • Y10S148/062 - Gold diffusion
  • Y10S438/904 - Charge carrier lifetime control
  • Y10S438/917 - Deep level dopants

• US Classifications

  • 257 - Active solid-state devices
  • 148 - Metal treatment
  • 216 - Etching a substrate: processes
  • 252 - Compositions
  • 438 - Semiconductor device manufacturing: process