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IPC Subgroup
H04N 19/157

Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter

Introduced: January 2014

Full Title

Methods or arrangements for coding, decoding, compressing or decompressing digital video signals > using adaptive coding > characterised by the element, parameter or criterion affecting or controlling the adaptive coding > Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter

Classification Context

Section:
ELECTRICITY
Class:
ELECTRIC COMMUNICATION TECHNIQUE
Subclass:
PICTORIAL COMMUNICATION, e.g. TELEVISION

2 direct subcodes

Child Classifications

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  • H04N 19/159 Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
  • H04N 19/16 for a given display mode, e.g. for interlaced or progressive display mode

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