CPC Main Group Additional Only
H03H 2218/00 Indexing scheme relating to details of digital filters
7 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- H03H 2218/02 Coefficients
- H03H 2218/04 In-phase and quadrature [I/Q] signals
- H03H 2218/06 Multiple-input, multiple-output [MIMO]; Multiple-input, single-output [MISO]
- H03H 2218/08 Resource sharing
- H03H 2218/10 Multiplier and or accumulator units
- H03H 2218/12 Signal conditioning
- H03H 2218/14 Non-uniform sampling
Top Applicants
Top 10 applicants by patent filingsfor class H03, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG ELECTRONICS COMPANY KR 7,293
- QUALCOMM US 7,085
- MURATA MANUFACTURING COMPANY JP 5,982
- HUAWEI TECHNOLOGIES COMPANY CN 4,641
- INTEL CORPORATION US 3,863
- TEXAS INSTRUMENTS US 3,409
- MURATA MANUFACTURING COMPANY 2,874
- SK HYNIX KR 2,644
- SKYWORKS SOLUTIONS US 2,545
- IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 2,437