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IPC Subgroup
H04N 13/2

Image signal generators

Introduced: January 2018

Full Title

Stereoscopic video systems; Multi-view video systems; Details thereof > Image signal generators

Classification Context

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

9 direct subcodes

Child Classifications

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  • H04N 13/257 Colour aspects
  • H04N 13/271 wherein the generated image signals comprise depth maps or disparity maps
  • H04N 13/282 for generating image signals corresponding to three or more geometrical viewpoints, e.g. multi-view systems
  • H04N 13/293 Generating mixed stereoscopic images; Generating mixed monoscopic and stereoscopic images, e.g. a stereoscopic image overlay window on a monoscopic image background
  • H04N 13/296 Synchronisation thereof; Control thereof

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