Audyssey Laboratories, Inc.
24Patents
22Active
24Granted
50Portfolio score
Filing activity: Nov 3, 2003 → Jan 14, 2016 · 7 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8005228B2 | System and method for automatic multiple listener room acoustic correction with low filter orders | Electricity | 166 | Active |
| US7720237B2 | Phase equalization for multi-channel loudspeaker-room responses | Electricity | 106 | Active |
| US7567675B2 | System and method for automatic multiple listener room acoustic correction with low filter orders | Electricity | 36 | Expired |
| US8218789B2 | Phase equalization for multi-channel loudspeaker-room responses | Electricity | 31 | Active |
| US8539012B2 | Multi-rate implementation without high-pass filter | Electricity | 24 | Active |
| US9613640B1 | Speech/music discrimination | Physics | 22 | Active |
| US9210506B1 | FFT bin based signal limiting | Electricity | 20 | Active |
| US7826626B2 | Cross-over frequency selection and optimization of response around cross-over | Electricity | 14 | Active |
| US8019088B2 | Low-frequency range extension and protection system for loudspeakers | Electricity | 13 | Active |
| US8705764B2 | Audio content enhancement using bandwidth extension techniques | Electricity | 4 | Active |
| US8077880B2 | Combined multirate-based and fir-based filtering technique for room acoustic equalization | Electricity | 3 | Active |
| US8363852B2 | Cross-over frequency selection and optimization of response around cross-over | Electricity | 2 | Active |
| US8363853B2 | Room acoustic response modeling and equalization with linear predictive coding and parametric filters | Electricity | 2 | Active |
| US9038440B2 | Speaker leak test system and method | Electricity | 1 | Active |
| US9680437B2 | Equalization contouring by a control curve | Electricity | 1 | Active |
| US9467111B2 | Operator adjustable full-bandwidth audio spectral shifting control with a simple listener interface | Electricity | 1 | Active |
| USD629391S1 | Personal audio docking station | General | 1 | Expired |
| US9860641B2 | Audio output device specific audio processing | Electricity | 1 | Active |
| US9170290B1 | Method for asynchronous impulse response measurement between separately clocked systems | Physics | 0 | Active |
| US9743206B2 | Background noise measurement from a repeated stimulus measurement system | Electricity | 0 | Active |
| US8639294B2 | System and method for performing automatic gain control in mobile phone environments | Electricity | 0 | Active |
| US9264811B1 | EQ correction for source device impedance and output device impedance interactions | Electricity | 0 | Active |
| US9312830B1 | Volume curve adjustment for signal processing headroom | Electricity | 0 | Active |
| US9002030B2 | System and method for performing voice activity detection | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.