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DIFF Subgroup
H04W 72/044

based on the type of the allocated resource

Introduced: January 2023

Full Title

Local resource management > Wireless resource allocation > based on the type of the allocated resource

Of 6 combined children, 3 exist in both systems.

3 codes are CPC-only extensions.

IPC defines codes here since 2023.

Child Classifications

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  • H04W 72/0446 Resources in time domain, e.g. slots or frames since 2023 IPC+CPC Available in IPC and CPC
  • H04W 72/0453 Resources in frequency domain, e.g. a carrier in FDMA since 2023 IPC+CPC Available in IPC and CPC
  • H04W 72/0457 Variable allocation of band or rate since 2023 IPC+CPC Available in IPC and CPC
  • H04W 72/046 CPC only CPC only
  • H04W 72/0466 CPC only CPC only
  • H04W 72/0473 CPC only CPC only

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