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DIFF Subgroup
H04N 25/76

Addressed sensors, e.g. MOS or CMOS sensors

Introduced: January 2023

Full Title

Circuitry of solid-state image sensors [SSIS]; Control thereof > SSIS architectures; Circuits associated therewith > Addressed sensors, e.g. MOS or CMOS sensors

Of 7 combined children, 6 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 2023.

Child Classifications

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  • H04N 25/766 comprising control or output lines used for a plurality of functions, e.g. for pixel output, driving, reset or power since 2023 IPC+CPC Available in IPC and CPC
  • H04N 25/767 Horizontal readout lines, multiplexers or registers since 2023 IPC+CPC Available in IPC and CPC
  • H04N 25/768 for time delay and integration [TDI] since 2023 IPC+CPC Available in IPC and CPC
  • H04N 25/779 Circuitry for scanning or addressing the pixel array since 2023 IPC+CPC Available in IPC and CPC
  • H04N 25/7795 CPC only CPC only
  • H04N 25/78 Readout circuits for addressed sensors, e.g. output amplifiers or A/D converters since 2023 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