H03C 5/00 Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal (H03C7/00 takes precedence)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal
CPC: Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal (H03C7/00 takes precedence)
Full Title
Full titles differ between systems:
Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal
Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal (H03C7/00 takes precedence)
Additional Content IPC
Modulating electromagnetic waves
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
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