Pasi Ojala
46Patents
15h-index
19Co-inventors
78Inventor score
Filing activity: Dec 5, 1997 → Feb 28, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6199035A | Pitch-lag estimation in speech coding | Physics | 75 | Expired |
| US6615169B1 | High frequency enhancement layer coding in wideband speech codec | Physics | 68 | Expired |
| US5933803A | Speech encoding at variable bit rate | Physics | 65 | Expired |
| US6704281B1 | Bit-rate control in a multimedia device | Electricity | 63 | Expired |
| US7072366B2 | Method for scalable encoding of media streams, a scalable encoder and a terminal | Electricity | 52 | Expired |
| US8081762B2 | Controlling the decoding of binaural audio signals | Electricity | 45 | Expired |
| US6202045A | Speech coding with variable model order linear prediction | Physics | 27 | Expired |
| US8570869B2 | Scalable error detection and cross-session timing synchronization for packet-switched transmission | Electricity | 25 | Active |
| US6584441B1 | Adaptive postfilter | Physics | 24 | Expired |
| US8069034B2 | Method and apparatus for encoding an audio signal using multiple coders with plural selection models | Physics | 23 | Active |
| US7596486B2 | Encoding an audio signal using different audio coder modes | Physics | 22 | Active |
| US7876904B2 | Dynamic decoding of binaural audio signals | Electricity | 21 | Active |
| US6470313B1 | Speech coding | Physics | 17 | Expired |
| US7319703B2 | Method and apparatus for reducing synchronization delay in packet-based voice terminals by resynchronizing during talk spurts | Electricity | 16 | Expired |
| US7376554B2 | Excitation for higher band coding in a codec utilising band split coding methods | Physics | 16 | Expired |
| US7899191B2 | Synthesizing a mono audio signal | Physics | 14 | Active |
| US7869993B2 | Method and a device for source coding | Physics | 13 | Active |
| US9129593B2 | Multi channel audio processing | Physics | 11 | Active |
| US9584235B2 | Multi-channel audio processing | Electricity | 11 | Active |
| US7386445B2 | Compensation of transient effects in transform coding | Physics | 8 | Active |
| US9008686B2 | Collaborative location/orientation estimation | Physics | 8 | Active |
| US8380333B2 | Methods, apparatuses and computer program products for facilitating efficient browsing and selection of media content and lowering computational load for processing audio data | Electricity | 7 | Active |
| US9955261B2 | Method and apparatus for adjusting a cross-over frequency of a loudspeaker | Electricity | 5 | Active |
| US8032370B2 | Method, apparatus, system and software product for adaptation of voice activity detection parameters based on the quality of the coding modes | Physics | 4 | Active |
| US8438019B2 | Classification of audio signals | Physics | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.