H04N 5/00 Details of television systems (scanning details or combination thereof with generation of supply voltages H04N3/00)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Details of television systems
CPC: Details of television systems (scanning details or combination thereof with generation of supply voltages H04N3/00)
Full Title
Full titles differ between systems:
Details of television systems
Details of television systems (scanning details or combination thereof with generation of supply voltages H04N3/00)
Additional Content IPC
Glossary
KTC Thermal noise on capacitor
Limiting references
Scanning details of television systems; Combination thereof with generation of supply voltages
Application references
Details of colour television systems Details of stereoscopic television systems Servers specifically adapted for the selective distribution of content Client devices specifically adapted for the reception of, or interaction with, content in selective content distribution
IPC and CPC are identically structured here. All 12 subcodes exist in both systems.
8 shared codes have differing titles between IPC and CPC.
Child Classifications
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- H04N 5/04 Synchronising (for television systems using pulse code modulation H04N7/56) IPC+CPC Available in IPC and CPC
- H04N 5/14 Picture signal circuitry for video frequency region (cameras or camera modules comprising electronic image sensors, or control thereof H04N23/00) +5 CPC IPC+CPC Available in IPC and CPC
- H04N 5/222 Studio circuitry; Studio devices; Studio equipment (cameras or camera modules comprising electronic image sensors, or control thereof H04N23/00) since 1985 +3 CPC IPC+CPC Available in IPC and CPC
- H04N 5/30 Transforming light or analogous information into electric information (scanning details H04N3/00; cameras or camera modules comprising electronic image sensors, or control thereof H04N23/00; circuitry of solid-state image sensors [SSIS] or control thereof H04N25/00) IPC+CPC Available in IPC and CPC
- H04N 5/63 Generation or supply of power specially adapted for television receivers since 1985 IPC+CPC Available in IPC and CPC
- H04N 5/64 Constructional details of receivers, e.g. cabinets or dust covers (furniture aspects A47B81/06) +1 CPC IPC+CPC Available in IPC and CPC
- H04N 5/66 Transforming electric information into light information (scanning details H04N3/00) IPC+CPC Available in IPC and CPC
- H04N 5/72 Modifying the appearance of television pictures by optical filters or diffusing screens IPC+CPC Available in IPC and CPC
- H04N 5/74 Projection arrangements for image reproduction, e.g. using eidophor +3 CPC IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
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
Top Applicants (CPC)
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