Inventor · Nuremberg, DE

Nikolaus Rettelbach

120Patents
17h-index
69Co-inventors
89Inventor score

Filing activity: Dec 11, 2002 → Nov 7, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US8655670B2 Audio encoder, audio decoder and related methods for processing multi-channel audio signals using complex prediction Physics 63 Active
US9633663B2 Apparatus, method and computer program for avoiding clipping artefacts Physics 53 Active
US8447620B2 Multi-resolution switched audio encoding/decoding scheme Physics 50 Active
US8645145B2 Audio encoder, audio decoder, method for encoding and audio information, method for decoding an audio information and computer program using a hash table describing both significant state values and interval boundaries Physics 46 Active
US8321210B2 Audio encoding/decoding scheme having a switchable bypass Physics 40 Active
US8275626B2 Apparatus and a method for decoding an encoded audio signal Physics 30 Active
US8744863B2 Multi-mode audio encoder and audio decoder with spectral shaping in a linear prediction mode and in a frequency-domain mode Physics 29 Active
US8751246B2 Audio encoder and decoder for encoding frames of sampled audio signals Physics 27 Active
US8682681B2 Audio encoder, audio decoder, method for encoding and decoding an audio information, and computer program obtaining a context sub-region value on the basis of a norm of previously decoded spectral values Physics 26 Active
US8296159B2 Apparatus and a method for calculating a number of spectral envelopes Physics 25 Active
US9043215B2 Multi-resolution switched audio encoding/decoding scheme Physics 25 Active
US8612240B2 Audio encoder, audio decoder, method for encoding an audio information, method for decoding an audio information and computer program using a region-dependent arithmetic coding mapping rule Physics 24 Active
US8484038B2 Audio signal encoder, audio signal decoder, method for encoding or decoding an audio signal using an aliasing-cancellation Physics 23 Active
US9230558B2 Device and method for manipulating an audio signal having a transient event Physics 22 Active
US8804970B2 Low bitrate audio encoding/decoding scheme with common preprocessing Physics 21 Active
US8630862B2 Audio signal encoder/decoder for use in low delay applications, selectively providing aliasing cancellation information while selectively switching between transform coding and celp coding of frames Physics 19 Active
US8655669B2 Audio encoder, audio decoder, method for encoding an audio information, method for decoding an audio information and computer program using an iterative interval size reduction Physics 17 Active
US8983851B2 Noise filer, noise filling parameter calculator encoded audio signal representation, methods and computer program Physics 17 Active
US8898068B2 Audio encoder, audio decoder, method for encoding and audio information, method for decoding an audio information and computer program using a modification of a number representation of a numeric previous context value Physics 16 Active
US9928845B2 Audio decoder, apparatus for generating encoded audio output data and methods permitting initializing a decoder Physics 15 Active
US8959017B2 Audio encoding/decoding scheme having a switchable bypass Physics 13 Active
US8930198B2 Low bitrate audio encoding/decoding scheme having cascaded switches Physics 13 Active
US9043203B2 Audio encoder, audio decoder, methods for encoding and decoding an audio signal, and a computer program Physics 13 Active
US9595262B2 Linear prediction based coding scheme using spectral domain noise shaping Physics 13 Active
US9978380B2 Audio encoder, audio decoder, method for encoding an audio information, method for decoding an audio information and computer program using a detection of a group of previously-decoded spectral values Physics 11 Active

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