CPC Subgroup Additional Only
H04H 2201/10 characterised by the type of broadcast system
Full Title
Aspects of broadcast communication > characterised by the type of broadcast system
10 direct subcodes
Child Classifications
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- H04H 2201/11 digital multimedia broadcasting [DMB]
- H04H 2201/12 digital radio mondiale [DRM]
- H04H 2201/13 radio data system/radio broadcast data system [RDS/RBDS]
- H04H 2201/14 direct broadcast satellite [DBS]
- H04H 2201/15 system for wireless information forwarding and teledistribution [SWIFT]
- H04H 2201/16 digital video broadcasting - handhelds [DVB-H]
- H04H 2201/17 in band adjacent channel [IBAC]
- H04H 2201/18 in band on channel [IBOC]
- H04H 2201/19 digital satellite radio [DSR]
- H04H 2201/20 digital audio broadcasting [DAB]
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