System for reproducing audio information corresponding to a position within a displayed image
US8073155B2 · kind B2 · utility
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4References
31Claims
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Key dates
| Filing date | Dec 16, 2003 |
| Grant date | Dec 6, 2011 |
| Priority date | — |
| Expiry date | Jun 6, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R1/403
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system for reproducing audio information corresponding to a position within a displayed image comprising an image display device (1) which shows an image, an audio output device (2) which outputs an electromagnetic wave modulated by audio information toward any given positions in the image shown on the image display device (1), and an audio reproducing terminal (3) which receives the electromagnetic wave at the position in the image, converts it to an electric signal and reproduces sound from that electric signal, wherein audio information support can be individually realized for each of the users watching the image.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.