CPC Subgroup
H04W 72/20 Control channels or signalling for resource management
Full Title
Local resource management > Control channels or signalling for resource management
5 direct subcodes
Child Classifications
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- H04W 72/21 in the uplink direction of a wireless link, i.e. towards the network
- H04W 72/23 in the downlink direction of a wireless link, i.e. towards a terminal
- H04W 72/25 between terminals via a wireless link, e.g. sidelink
- H04W 72/27 between access points
- H04W 72/29 between an access point and the access point controlling device
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