CPC Main Group Additional Only
H04L 2201/00 Algorithms used for the adjustment of time-domain equalizers
4 direct subcodes
Child Classifications
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- H04L 2201/02 minimizing an error signal, e.g. least squares, minimum square error
- H04L 2201/04 zero-forcing
- H04L 2201/06 using the output of a maximum likelihood decoder (Viterbi detector)
- H04L 2201/08 Algorithms not covered by groups H04L2201/02 - H04L2201/06
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