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.:

US 8483551 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 09, 2013

Filed:

Dec. 03, 2007
Applicants:

Jin-hwan Jeong, Seoul, KR;

Jung-keun Kim, Daejon, KR;

Yong-ju Lee, Daejon, KR;

Choon-seo Park, Daejon, KR;

Ok-gee Min, Daejon, KR;

Hag-young Kim, Daejon, KR;

Myung-joon Kim, Daejon, KR;

Inventors:

Jin-Hwan Jeong, Seoul, KR;

Jung-Keun Kim, Daejon, KR;

Yong-Ju Lee, Daejon, KR;

Choon-Seo Park, Daejon, KR;

Ok-Gee Min, Daejon, KR;

Hag-Young Kim, Daejon, KR;

Myung-Joon Kim, Daejon, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/783 (2006.01);
U.S. Cl.
CPC ...
Abstract

Provided are a method for generating an instantaneous decoding refresh (IDR) unit for trick play, and a trick play system and method using the same. The trick play system includes: a speed information input unit configured to receive a speed value; a transmission condition determining unit configured to determine instantaneous decoding refresh (IDR) transmission conditions based on the speed value inputted through the speed information input unit; a double-speed IDR-unit generating unit configured to generate a double-speed IDR-unit by adjusting the number and data size of video frames to be transmitted in accordance with the transmission conditions determined by the transmission condition determining unit; and a transmitting unit configured to transmit the generated double-speed IDR-unit to an external user terminal.


Find Patent Forward Citations

Jeong, Jin-Hwan. (2013). Method for generating double-speed idr-unit for trick play, and trick play system and method using the same (U.S. Patent No. 8483551). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8483551

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