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IPC Main Group
H04H 20/00

Arrangements for broadcast or for distribution combined with broadcast

Introduced: January 2009

Last revised: January 2008

Classification Context

Section:
ELECTRICITY
Class:
ELECTRIC COMMUNICATION TECHNIQUE
Subclass:
BROADCAST COMMUNICATION

Filing statistics

IPC H04H 20/00 belongs to the parent subclass H04H, which recorded 20,919 patent applications worldwide between 2013 and 2023. Annual filings declined from 2,188 in 2013 to 1,090 in 2023 (-50%), peaking at 2,328 applications in 2014. The most active applicants in class H04 are QUALCOMM (97,396 applications), HUAWEI TECHNOLOGIES COMPANY (96,502 applications) and SAMSUNG ELECTRONICS COMPANY (86,981 applications).

Source: EPO PATSTAT, worldwide filings

15 direct subcodes

Child Classifications

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  • H04H 20/1 Arrangements for replacing or switching information during the broadcast or during the distribution
  • H04H 20/16 Arrangements for broadcast or distribution of identical information repeatedly
  • H04H 20/18 Arrangements for synchronising broadcast or distribution via plural systems
  • H04H 20/26 Arrangements for switching distribution systems
  • H04H 20/38 Arrangements for distribution where lower stations, e.g. receivers, interact with the broadcast
  • H04H 20/4 Arrangements for broadcast specially adapted for accumulation-type receivers
  • H04H 20/42 Arrangements for resource management

Top Applicants

Top 10 applicants by patent filingsfor 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