Inventor · Lannion, FR

Alain Le Guyader

7Patents
4h-index
6Co-inventors
50Inventor score

Filing activity: Apr 10, 1981 → Jun 17, 2011

Most-cited inventions

PatentTitleAreaCited byStatus
US5787390A Method for linear predictive analysis of an audiofrequency signal, and method for coding and decoding an audiofrequency signal including application thereof Physics 49 Expired
US9489961B2 Controlling a noise-shaping feedback loop in a digital audio signal encoder avoiding instability risk of the feedback Electricity 17 Active
US8965773B2 Coding with noise shaping in a hierarchical coder Physics 4 Active
US4389726A Adaptive predicting circuit using a lattice filter and a corresponding differential PCM coding or decoding apparatus Electricity 4 Expired
US8756054B2 Method for trained discrimination and attenuation of echoes of a digital signal in a decoder and corresponding device Physics 2 Active
US8154984B2 Method for generating mutually orthogonal signals having a controlled spectrum Electricity 0 Active
US8719012B2 Methods and apparatus for coding digital audio signals using a filtered quantizing noise Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.