STI measuring
US6792404B2 · kind B2 · utility
3Cited by
4References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 22, 2001 |
| Grant date | Sep 14, 2004 |
| Priority date | — |
| Expiry date | Jan 31, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R29/00
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A handheld audio spectrum analyzer includes a stored STI measurement algorithm and a selector for selecting the stored STI measurement algorithm to process a transduced sound signal received by a microphone associated with the handheld audio spectrum analyzer to provide the STI between the microphone and the source of the sound signal that transduces an audio test signal related to the STI measurement algorithm stored in the handheld audio spectrum analyzer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.