H03B 11/00 Generation of oscillations using a shock-excited tuned circuit (with feedback H03B5/00)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Generation of oscillations using a shock-excited tuned circuit
CPC: Generation of oscillations using a shock-excited tuned circuit (with feedback H03B5/00)
Full Title
Full titles differ between systems:
Generation of oscillations using a shock-excited tuned circuit
Generation of oscillations using a shock-excited tuned circuit (with feedback H03B5/00)
Additional Content IPC
Glossary
Shock-excited tuned circuit Circuits where an electrical impulse is applied (repeatedly) to a resonant circuit which then oscillates freely at its resonant frequency. Not systems where oscillation is sustained by feedback.
Limiting references
Oscillators using a shock-excited tuned circuit with feedback
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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Top Applicants
Top Applicants (IPC)
Class H03,2013–2023, worldwide · Source: EPO PATSTAT
- QUALCOMM US 5,625
- SAMSUNG ELECTRONICS COMPANY KR 5,496
- MURATA MANUFACTURING COMPANY JP 5,478
- HUAWEI TECHNOLOGIES COMPANY CN 3,383
- INTEL CORPORATION US 3,091
- TEXAS INSTRUMENTS US 3,070
- MURATA MANUFACTURING COMPANY 2,722
- SKYWORKS SOLUTIONS US 2,290
- SEIKO EPSON CORPORATION 2,177
- IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 2,158
Top Applicants (CPC)
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