20020084413

Information

• Patent Application
• 20020084413

• References
• Source

• Publication Number

  20020084413

• Date Filed

  Not available

• Date Published

  July 04, 2002
  22 years ago

• CPC

  • H04N5/33 - Transforming infra-red radiation
  • G01J5/06 - Arrangements for eliminating effects of disturbing radiation
  • G01J5/24 - Use of a specially-adapted circuit
  • G01J5/62 - using means for chopping the light Compensation for background radiation of chopper element
  • H04N5/2176 - Correction or equalization of amplitude response