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CPC Subgroup
G06F 13/368

with decentralised access control

Full Title

Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units (interface circuits for specific input/output devices G06F3/00 ; multiprocessor systems G06F15/16 ) > Handling requests for interconnection or transfer > for access to common bus or bus system > with decentralised access control

5 direct subcodes

Child Classifications

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  • G06F 13/37 using a physical-position-dependent priority, e.g. daisy chain, round robin or token passing
  • G06F 13/372 using a time-dependent priority, e.g. individually loaded time counters or time slot
  • G06F 13/374 using a self-select method with individual priority code comparator
  • G06F 13/376 using a contention resolving method, e.g. collision detection, collision avoidance
  • G06F 13/378 using a parallel poll method

Top Applicants

Top 10 applicants by patent filingsfor class G06, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 76,952
  2. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 62,841
  3. MICROSOFT TECHNOLOGY LICENSING US 44,778
  4. GOOGLE US 35,735
  5. INTEL CORPORATION US 32,087
  6. HUAWEI TECHNOLOGIES COMPANY CN 30,572
  7. TENCENT TECHNOLOGY (SHENZHEN) COMPANY 25,023
  8. APPLE US 23,482
  9. SGCC(STATE GRID CORPORATION OF CHINA) 22,548
  10. HUAWEI TECHNOLOGIES COMPANY 20,917