Karlheinz Brandenburg
36Patents
20h-index
58Co-inventors
88Inventor score
Filing activity: Oct 18, 1989 → Feb 4, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5040217A | Perceptual coding of audio signals | Electricity | 175 | Expired |
| US6424939B1 | Method for coding an audio signal | Physics | 167 | Expired |
| US5701346A | Method of coding a plurality of audio signals | Electricity | 110 | Expired |
| US6341165B1 | Coding and decoding of audio signals by using intensity stereo and prediction processes | Physics | 107 | Expired |
| US6502069B1 | Method and a device for coding audio signals and a method and a device for decoding a bit stream | Electricity | 96 | Expired |
| US6771777B1 | Process for coding and decoding stereophonic spectral values | Electricity | 95 | Expired |
| US5848391A | Method subband of coding and decoding audio signals using variable length windows | Electricity | 90 | Expired |
| US6766293B1 | Method for signalling a noise substitution during audio signal coding | Electricity | 71 | Expired |
| US7117365B1 | Method and device for generating a data stream and method and device for playing back a data stream | Electricity | 64 | Expired |
| US6115688A | Process and device for the scalable coding of audio signals | Electricity | 61 | Expired |
| US6975254B1 | Methods and devices for coding or decoding an audio signal or bit stream | Electricity | 45 | Expired |
| US7343287B2 | Method and apparatus for scalable encoding and method and apparatus for scalable decoding | Physics | 32 | Expired |
| USRE36714E | Perceptual coding of audio signals | General | 32 | Expired |
| US7275036B2 | Apparatus and method for coding a time-discrete audio signal to obtain coded audio data and for decoding coded audio data | Physics | 31 | Expired |
| US6629078B1 | Apparatus and method of coding a mono signal and stereo information | Physics | 30 | Expired |
| US6370507B1 | Frequency-domain scalable coding without upsampling filters | Physics | 28 | Expired |
| US5736943A | Method for determining the type of coding to be selected for coding at least two signals | Electricity | 27 | Expired |
| US7454327B1 | Method and apparatus for introducing information into a data stream and method and apparatus for encoding an audio signal | Electricity | 26 | Expired |
| US6453282B1 | Method and device for detecting a transient in a discrete-time audiosignal | Electricity | 23 | Expired |
| US6421802B1 | Method for masking defects in a stream of audio data | Physics | 22 | Expired |
| US5014318A | Apparatus for checking audio signal processing systems | Electricity | 20 | Expired |
| US6826525B2 | Method and device for detecting a transient in a discrete-time audio signal | Electricity | 15 | Expired |
| US6750789B2 | Device and method for determining a coding block raster of a decoded signal | Physics | 11 | Expired |
| US5918203A | Method and device for determining the tonality of an audio signal | Electricity | 10 | Expired |
| US7035742B2 | Apparatus and method for characterizing an information signal | Physics | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.