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CPC Main Group Additional Only
H03K 2217/00

Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00

11 direct subcodes

Child Classifications

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  • H03K 2217/0009 AC switches, i.e. delivering AC power to a load
  • H03K 2217/0018 Special modifications or use of the back gate voltage of a FET
  • H03K 2217/0027 Measuring means of, e.g. currents through or voltages across the switch
  • H03K 2217/0036 Means reducing energy consumption
  • H03K 2217/0045 Full bridges, determining the direction of the current through the load
  • H03K 2217/0054 Gating switches, e.g. pass gates
  • H03K 2217/0063 High side switches, i.e. the higher potential [DC] or life wire [AC] being directly connected to the switch and not via the load
  • H03K 2217/0072 Low side switches, i.e. the lower potential [DC] or neutral wire [AC] being directly connected to the switch and not via the load
  • H03K 2217/0081 Power supply means, e.g. to the switch driver
  • H03K 2217/009 Resonant driver circuits

Top Applicants

Top 10 applicants by patent filingsfor class H03, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 7,293
  2. QUALCOMM US 7,085
  3. MURATA MANUFACTURING COMPANY JP 5,982
  4. HUAWEI TECHNOLOGIES COMPANY CN 4,641
  5. INTEL CORPORATION US 3,863
  6. TEXAS INSTRUMENTS US 3,409
  7. MURATA MANUFACTURING COMPANY 2,874
  8. SK HYNIX KR 2,644
  9. SKYWORKS SOLUTIONS US 2,545
  10. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 2,437