The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 15, 2003
Filed:
Apr. 24, 2001
Christoph Apel, Vienna, AT;
Herbert Treml, Krems an der Donau, AT;
Helmut Unger, Vienna, AT;
Wolfgang Wimmer, Vienna, AT;
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Abstract
A reproduction apparatus ( ) for reproducing data (A, D, ID) stored on a rotary drivable optically readable data carrier ( ) includes drive means ( ) for driving the data carrier ( ) in accordance with a drive signal (AS), and drive control means ( ) for generating a controlled drive signal (S ) while the read data (AD) are used, and detection means ( ) for detecting whether data (AD) suitable for generating the controlled drive signal (S ) are available, and additional drive control means ( ) for generating a controlled drive signal (S ), and control means ( ) which are arranged for enabling the data carrier ( ) to be driven in accordance with the controlled drive signal (S ) when data (AD) suitable for driving the data carrier ( ) are lacking.