IPC Subgroup
H04H 60/35 Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
Introduced: January 2008
Full Title
Arrangements for broadcast applications with a direct linkage to broadcast information or to broadcast space-time; Broadcast-related systems > Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- BROADCAST COMMUNICATION
7 direct subcodes
Child Classifications
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- H04H 60/37 for identifying segments of broadcast information, e.g. scenes or extracting programme ID
- H04H 60/38 for identifying broadcast time or space
- H04H 60/45 for identifying users
- H04H 60/46 for recognising users' preferences
- H04H 60/47 for recognising genres
- H04H 60/48 for recognising items expressed in broadcast information
- H04H 60/49 for identifying locations
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