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:
Jul. 16, 2019
Filed:
Jun. 30, 2017
Applicant:
Imagination Technologies Limited, Kings Langley, GB;
Inventors:
Martin Woodhead, Chepstow, GB;
Arnold Mark Bilstad, Los Altos, CA (US);
Assignee:
Imagination Technologies Limited, Kings Langley, GB;
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/12 (2006.01); G06F 1/08 (2006.01); H04N 21/43 (2011.01); H04N 21/8547 (2011.01); H04N 21/242 (2011.01); H04N 21/439 (2011.01); G11B 27/19 (2006.01);
U.S. Cl.
CPC ...
G06F 1/12 (2013.01); G06F 1/08 (2013.01); H04N 21/4307 (2013.01); H04N 21/8547 (2013.01); G11B 27/19 (2013.01); H04N 21/242 (2013.01); H04N 21/4398 (2013.01);
Abstract
A first device for playing media synchronously with a second device, includes a hardware clock having an adjustable clock frequency; a software clock configured to derive time in dependence on the hardware clock; a controller configured to: determine a synchronization error between the software clock and a clock of the second device; and adjust the clock frequency of the hardware clock in dependence on the synchronization error; and a media playout device for playing media and configured to be clocked by the hardware clock.