CPC Subgroup Additional Only
G10H 2250/551 Waveform approximation, e.g. piecewise approximation of sinusoidal or complex waveforms
Full Title
Aspects of algorithms or signal processing methods without intrinsic musical character, yet specifically adapted for or used in electrophonic musical processing > Details of musical waveform synthesis, i.e. audio waveshape processing from individual wavetable samples, independently of their origin or of the sound they represent > Waveform approximation, e.g. piecewise approximation of sinusoidal or complex waveforms
3 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- G10H 2250/555 Piecewise linear waveform approximation
- G10H 2250/561 Parabolic waveform approximation, e.g. using second order polynomials or parabolic responses
- G10H 2250/565 Polynomial waveform approximation, i.e. using polynomials of third order or higher
Top Applicants
Top 10 applicants by patent filingsfor class G10, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG ELECTRONICS COMPANY KR 6,277
- GOOGLE US 5,429
- FRAUNHOFER DE 4,984
- SONY CORPORATION JP 2,808
- HUAWEI TECHNOLOGIES COMPANY CN 2,577
- MICROSOFT TECHNOLOGY LICENSING US 2,382
- DOLBY LABORATORIES LICENSING CORPORATION US 2,123
- QUALCOMM US 2,117
- IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 2,049
- AMAZON TECHNOLOGIES US 1,924