IPC Subgroup
H04B 1/7163 using impulse radio
Introduced: January 2011
Full Title
Details of transmission systems, not covered by a single one of groups; Details of transmission systems not characterised by the medium used for transmission > Spread spectrum techniques > using impulse radio
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- TRANSMISSION
Additional Content
Non-pulse systems which meet the requirements of the FCC mask for UWB communication (e.g. UWB OFDM systems) , ,
4 direct subcodes
Child Classifications
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- H04B 1/717 Pulse-related aspects
- H04B 1/7176 Data mapping, e.g. modulation
- H04B 1/7183 Synchronisation
- H04B 1/719 Interference-related aspects
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