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DIFF Subgroup
H04L 47/24

Traffic characterised by specific attributes, e.g. priority or QoS

Introduced: January 2022

Full Title

Full titles differ between systems:

IPC:

Traffic control in data switching networks > Flow control; Congestion control > Traffic characterised by specific attributes, e.g. priority or QoS

CPC:

Traffic control in data switching networks (arrangements for detecting or preventing errors in the information received H04L1/00) > Flow control; Congestion control > Traffic characterised by specific attributes, e.g. priority or QoS

Of 10 combined children, 8 exist in both systems.

2 codes are CPC-only extensions.

IPC defines codes here since 2022.

Child Classifications

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  • H04L 47/2408 for supporting different services, e.g. a differentiated services [DiffServ] type of service since 2022 IPC+CPC Available in IPC and CPC
  • H04L 47/2416 Real-time traffic since 2022 IPC+CPC Available in IPC and CPC
  • H04L 47/2441 relying on flow classification, e.g. using integrated services [IntServ] since 2022 IPC+CPC Available in IPC and CPC
  • H04L 47/245 CPC only CPC only
  • H04L 47/2458 CPC only CPC only
  • H04L 47/2466 using signalling traffic since 2022 IPC+CPC Available in IPC and CPC
  • H04L 47/2475 for supporting traffic characterised by the type of applications since 2022 IPC+CPC Available in IPC and CPC
  • H04L 47/2483 involving identification of individual flows since 2022 IPC+CPC Available in IPC and CPC
  • H04L 47/2491 Mapping quality of service [QoS] requirements between different networks since 2022 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class H04,2013–2023, worldwide · Source: EPO PATSTAT

  1. QUALCOMM US 97,396
  2. HUAWEI TECHNOLOGIES COMPANY CN 96,502
  3. SAMSUNG ELECTRONICS COMPANY KR 86,981
  4. TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 55,869
  5. HUAWEI TECHNOLOGIES COMPANY 55,349
  6. LG ELECTRONICS KR 53,649
  7. CANON 33,341
  8. SONY CORPORATION JP 32,761
  9. ZTE CORPORATION CN 32,274
  10. GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION 28,327

Top Applicants (CPC)

Class H04,2013–2023, worldwide · Source: EPO PATSTAT

  1. HUAWEI TECHNOLOGIES COMPANY CN 101,476
  2. QUALCOMM US 101,139
  3. SAMSUNG ELECTRONICS COMPANY KR 96,655
  4. TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 57,744
  5. LG ELECTRONICS KR 55,253
  6. HUAWEI TECHNOLOGIES COMPANY 54,181
  7. SONY CORPORATION JP 35,309
  8. ZTE CORPORATION CN 32,950
  9. INTEL CORPORATION US 27,533
  10. GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION CN 27,498