CPC Subgroup Additional Only
H04N 2209/042 having a single pick-up sensor
Full Title
Details of colour television systems > Picture signal generators > using solid-state devices > having a single pick-up sensor
4 direct subcodes
Child Classifications
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- H04N 2209/043 using an alternating colour separation filter, e.g. colour wheel or colour LCD
- H04N 2209/044 using sequential colour illumination
- H04N 2209/045 using mosaic colour filter
- H04N 2209/047 using multispectral pick-up elements
Top Applicants
Top 10 applicants by patent filingsfor class H04, 2013–2023, worldwide · Source: EPO PATSTAT
- HUAWEI TECHNOLOGIES COMPANY CN 101,476
- QUALCOMM US 101,139
- SAMSUNG ELECTRONICS COMPANY KR 96,655
- TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 57,744
- LG ELECTRONICS KR 55,253
- HUAWEI TECHNOLOGIES COMPANY 54,181
- SONY CORPORATION JP 35,309
- ZTE CORPORATION CN 32,950
- INTEL CORPORATION US 27,533
- GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION CN 27,498