IPC Subgroup
H04N 23/1 for generating image signals from different wavelengths
Introduced: January 2023
Full Title
Cameras or camera modules comprising electronic image sensors; Control thereof > for generating image signals from different wavelengths
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- PICTORIAL COMMUNICATION, e.g. TELEVISION
4 direct subcodes
Child Classifications
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- H04N 23/11 for generating image signals from visible and infrared light wavelengths
- H04N 23/12 with one sensor only
- H04N 23/13 with multiple sensors
- H04N 23/17 using opto-mechanical scanning means only
Top Applicants
Top 10 applicants by patent filingsfor class H04, 2013–2023, worldwide · Source: EPO PATSTAT
- QUALCOMM US 97,396
- HUAWEI TECHNOLOGIES COMPANY CN 96,502
- SAMSUNG ELECTRONICS COMPANY KR 86,981
- TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 55,869
- HUAWEI TECHNOLOGIES COMPANY 55,349
- LG ELECTRONICS KR 53,649
- CANON 33,341
- SONY CORPORATION JP 32,761
- ZTE CORPORATION CN 32,274
- GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION 28,327