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DIFF Subgroup
H04N 13/204

using stereoscopic image cameras (stereoscopic photography G03B35/00)

Introduced: January 2018

Title

Titles differ between systems:

IPC: using stereoscopic image cameras

CPC: using stereoscopic image cameras (stereoscopic photography G03B35/00)

Full Title

Full titles differ between systems:

IPC:

Stereoscopic video systems; Multi-view video systems; Details thereof > Image signal generators > using stereoscopic image cameras

CPC:

Stereoscopic video systems; Multi-view video systems; Details thereof > Image signal generators > using stereoscopic image cameras (stereoscopic photography G03B35/00)

IPC and CPC are identically structured here. All 6 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 2018.

Child Classifications

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  • H04N 13/239 using two two-dimensional [2D] image sensors having a relative position equal to or related to the interocular distance (H04N13/243 takes precedence) since 2018 IPC+CPC Available in IPC and CPC
  • H04N 13/243 using three or more two-dimensional [2D] image sensors since 2018 IPC+CPC Available in IPC and CPC
  • H04N 13/246 Calibration of cameras since 2018 IPC+CPC Available in IPC and CPC
  • H04N 13/25 using two or more image sensors with different characteristics other than in their location or field of view, e.g. having different resolutions or colour pickup characteristics; using image signals from one sensor to control the characteristics of another sensor since 2018 IPC+CPC Available in IPC and CPC
  • H04N 13/254 in combination with electromagnetic radiation sources for illuminating objects since 2018 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