Control system for compact disc phonograph
US6212138A · kind A · utility
188Cited by
7References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 28, 1994 |
| Grant date | Apr 3, 2001 |
| Priority date | — |
| Expiry date | Nov 28, 2014 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2220/2545
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A compact disc automatic phonograph which records skips which occur during playing of a selection as well as cancellations of selections which occur as a result of the player not being able to read a disk, an excessive skip time or an excessive number of skips, as well as the times of occurrence of skips and cancellations for later review. Autoplayb and free play features may be set in terms of hours of the day and days of the week. Selections which have been made but not yet played may be cancelled after a predetermined interval following the time the phonograph has been turned off.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.