Variable word length associative memory

• US 3,257,646 A
• Filed: 01/24/1963
• Issued: 06/21/1966
• Est. Priority Date: 01/24/1963
• Status: Expired due to Term

• Current Assignee: Robert I. Roth
• Original Assignee: Robert I. Roth
• Inventors: Roth, Robert I.
• Application Number:
  US04/253,606
• Time in Patent Office: 1,244 Days
• US Class Current: 365/49.1
• CPC Class Codes: G11C 15/00 Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores
• CPC Class Codes: Y10S 505/831 Static information storage system or device

Claims

1. A FULLY ASSOCIATIVE MEMORY SYSTEM COMPRISING COMBINATION:

A MEMORY STORAGE MEANS HAVING A PLURALITY OF DIGIT CHARACTER STORAGE ELEMENTS ARRANGED IN EQUAL LENGTH ADJACENT MEMORY WORDS FOR STORING DATA WORDS OF VARIABLE LENGTH WHEREIN GIVEN ONES OF SAID DATA WORDS MAY BE DISTRIBUTED IN MORE THAN ONE MEMORY WORD, A FIRST ASSOCIATION INPUT REGISTER COUPLED TO SAID MEMORY STORAGE INCLUDING A PLURALITY OF DIGITAL CHARACTER STORAGE ELEMENTS ARRANGED IN A ROW OF LENGTH EQUAL TO SAID MEMORY WORDS WHEREIN AN ARGUMENT WORD