Inventor · Lannion, FR

Stephane Ragot

59Patents
6h-index
22Co-inventors
68Inventor score

Filing activity: May 30, 2003 → Dec 22, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7106228B2 Method and system for multi-rate lattice vector quantization of a signal Physics 43 Expired
US10510357B2 Resampling of an audio signal by interpolation for low-delay encoding/decoding Electricity 40 Active
US8315880B2 Method for binary coding of quantization indices of a signal envelope, method for decoding a signal envelope and corresponding coding and decoding modules Physics 20 Active
US9489961B2 Controlling a noise-shaping feedback loop in a digital audio signal encoder avoiding instability risk of the feedback Electricity 17 Active
US8543389B2 Coding/decoding of digital audio signals Physics 17 Active
US9269361B2 Stereo parametric coding/decoding for channels in phase opposition Physics 8 Active
US8374853B2 Hierarchical encoding/decoding device Physics 4 Active
US8965773B2 Coding with noise shaping in a hierarchical coder Physics 4 Active
US8260620B2 Device for perceptual weighting in audio encoding/decoding Physics 4 Active
US10043525B2 Frequency band extension in an audio signal decoder Physics 4 Active
US10553223B2 Adaptive channel-reduction processing for encoding a multi-channel audio signal Physics 3 Active
US9489964B2 Effective pre-echo attenuation in a digital audio signal Physics 3 Active
US9613629B2 Correction of frame loss during signal decoding Physics 2 Active
US9940943B2 Resampling of an audio signal interrupted with a variable sampling frequency according to the frame Electricity 2 Active
US8676365B2 Pre-echo attenuation in a digital audio signal Physics 2 Active
US10930290B2 Optimized coding and decoding of spatialization information for the parametric coding and decoding of a multichannel audio signal Physics 1 Active
US7973679B2 Encoding/decoding of digital signals, especially in vector quantization with permutation codes Electricity 1 Active
US10943594B2 Optimized scale factor for frequency band extension in an audio frequency signal decoder Physics 1 Active
US8577687B2 Hierarchical coding of digital audio signals Physics 1 Active
US8630864B2 Method for switching rate and bandwidth scalable audio decoding rate Physics 1 Active
US7994945B2 Encoding/decoding of digital signals, especially in vector quantization with permutation codes Electricity 1 Active
US10403296B2 Resampling an audio signal for low-delay encoding/decoding Electricity 1 Active
US8812327B2 Coding/decoding of digital audio signals Physics 1 Active
US10586549B2 Determining a budget for LPD/FD transition frame encoding Physics 1 Active
US9911432B2 Frequency band extension in an audio signal decoder Physics 1 Active

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