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IPC Main Group
G11C 8/00

Arrangements for selecting an address in a digital store

Introduced: July 1974

Last revised: January 2006

Classification Context

Section:
PHYSICS
Class:
INFORMATION STORAGE
Subclass:
STATIC STORES

10 direct subcodes

Child Classifications

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  • G11C 8/02 using selecting matrix
  • G11C 8/04 using a sequential addressing device, e.g. shift register, counter
  • G11C 8/06 Address interface arrangements, e.g. address buffers
  • G11C 8/08 Word line control circuits, e.g. drivers, boosters, pull-up circuits, pull-down circuits, precharging circuits, for word lines
  • G11C 8/1 Decoders
  • G11C 8/12 Group selection circuits, e.g. for memory block selection, chip selection, array selection
  • G11C 8/14 Word line organisation; Word line lay-out
  • G11C 8/16 Multiple access memory array, e.g. addressing one storage element via at least two independent addressing line groups
  • G11C 8/18 Address timing or clocking circuits; Address control signal generation or management, e.g. for row address strobe [RAS] or column address strobe [CAS] signals
  • G11C 8/2 Address safety or protection circuits, i.e. arrangements for preventing unauthorized or accidental access

Top Applicants

Top 10 applicants by patent filingsfor class G11, 2013–2023, worldwide · Source: EPO PATSTAT

  1. MICRON TECHNOLOGY US 10,574
  2. SK HYNIX KR 9,138
  3. SAMSUNG ELECTRONICS COMPANY KR 9,004
  4. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 3,739
  5. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 3,443
  6. INTEL CORPORATION US 2,952
  7. SANDISK TECHNOLOGIES US 2,905
  8. WESTERN DIGITAL TECHNOLOGIES US 2,630
  9. TOSHIBA CORPORATION JP 2,593
  10. SEAGATE TECHNOLOGY US 2,472