IPC Subgroup
H04N 25/53 Control of the integration time
Introduced: January 2023
Full Title
Circuitry of solid-state image sensors [SSIS]; Control thereof > Control of the SSIS exposure > Control of the integration time
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- PICTORIAL COMMUNICATION, e.g. TELEVISION
3 direct subcodes
Child Classifications
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- H04N 25/531 by controlling rolling shutters in CMOS SSIS
- H04N 25/532 by controlling global shutters in CMOS SSIS
- H04N 25/533 by using differing integration times for different sensor regions
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