ACOUSTO-ELECTRIC FILTER UTILIZING SURFACE WAVE PROPAGATION IN WHICH THE CENTER FREQUENCY IS DETERMINED BY A CONDUCTIVITY PATTERN RESULTING FROM AN OPTICAL IMAGE

• US 3,446,975 A
• Filed: 11/07/1966
• Issued: 05/27/1969
• Est. Priority Date: 11/07/1966
• Status: Expired due to Term

• Current Assignee: Robert Adler, Vries Adrian J De
• Original Assignee: Robert Adler, Vries Adrian J De
• Inventors: Adler, Robert, VRIES ADRIAN J DE
• Application Number:
  US04/592,565
• Time in Patent Office: 932 Days
• US Class Current: 250/214.1
• CPC Class Codes: H03H 9/02968 with optical devices mounting in enclosures H03H9/12
• CPC Class Codes: H03H 9/6403 Programmable filters

Claims