公开(公告)号：US08505043B2

公开(公告)日：2013-08-06

申请号：US12358897

申请日：2009-01-23

Applicant: In-chul Hwang ,  O-Hoon Kwon ,  Sung-jin Park ,  Mun-jo Kim ,  Eun-hee Rhim ,  Sung-wook Ahn

Inventor： In-chul Hwang ,  O-Hoon Kwon ,  Sung-jin Park ,  Mun-jo Kim ,  Eun-hee Rhim ,  Sung-wook Ahn

IPC: H04N7/16

CPC classification number: H04N21/435 ,  H04N21/235 ,  H04N21/44204 ,  H04N21/4532 ,  H04N21/4627 ,  H04N21/47202 ,  H04N21/6125 ,  H04N21/64322 ,  H04N21/6582 ,  H04N21/812 ,  H04N21/8355 ,  H04N21/84

Abstract: Provided are a method and apparatus for limiting a content usage authority scope of a client by using metadata in an Internet Protocol Television (IPTV) service. The method performed by a metadata server adds control information to the metadata and transmits the metadata, wherein the content usage authority scope of the client is defined in the control information. The client of a user limits a content control operation according to a user input by using the control information extracted from the metadata.

Abstract translation: 提供了一种通过使用因特网协议电视（IPTV）服务中的元数据来限制客户端的内容使用权限范围的方法和装置。 由元数据服务器执行的方法将控制信息添加到元数据并发送元数据，其中在控制信息中定义客户端的内容使用权限范围。 用户的客户端通过使用从元数据提取的控制信息来根据用户输入限制内容控制操作。

公开(公告)号：US20120272281A1

公开(公告)日：2012-10-25

申请号：US13403653

申请日：2012-02-23

Applicant: Ho-jin Ha ,  Soon-back Cha ,  O-hoon Kwon ,  Hyung-tak Choi ,  Sun-bal Kim ,  Ji-eun Keum

Inventor： Ho-jin Ha ,  Soon-back Cha ,  O-hoon Kwon ,  Hyung-tak Choi ,  Sun-bal Kim ,  Ji-eun Keum

IPC: H04N21/60 ,  H04N21/20

CPC classification number: H04N21/8456 ,  H04N21/23439 ,  H04N21/4751 ,  H04N21/84

Abstract: An information file pertaining to media data includes reproduction rating information for each of a plurality of segments. The information file is used by a client to determine what segment or segments to request from a server. The server responds to the request by sending the segment or segments to the client. Since the reproduction rating information may be provided for each of the segments, the selection of the segment or segments by the client can take into account a reproduction rating threshold.

Abstract translation: 与媒体数据相关的信息文件包括用于多个片段中的每一个的再现等级信息。 客户端使用信息文件来确定要从服务器请求的段或段。 服务器通过向客户端发送段或段来响应请求。 由于可以为每个段提供再现等级信息，客户端对段或段的选择可以考虑再现等级阈值。

公开(公告)号：US20110231520A1

公开(公告)日：2011-09-22

申请号：US13051514

申请日：2011-03-18

Applicant: Ho-jin HA ,  Soon-back CHA ,  Ji-eun KEUM ,  O-hoon KWON ,  Hyung-tak CHOI ,  Sun-bal KIM

Inventor： Ho-jin HA ,  Soon-back CHA ,  Ji-eun KEUM ,  O-hoon KWON ,  Hyung-tak CHOI ,  Sun-bal KIM

IPC: G06F15/16

CPC classification number: H04L65/602 ,  H04L65/4084 ,  H04L65/604 ,  H04L65/607 ,  H04L65/80 ,  H04N21/23439 ,  H04N21/2353 ,  H04N21/2362 ,  H04N21/2402 ,  H04N21/6581 ,  H04N21/812 ,  H04N21/8456

Abstract: A streaming method and apparatus, in which information regarding a plurality of chapters of content is inserted into a media presentation description that includes information regarding a plurality of media data generated by encoding the content so as to have different qualities, and then, streaming is performed based on the information.

Abstract translation: 一种流传输方法和装置，其中关于多个内容段的信息被插入到媒体呈现描述中，该媒体呈现描述包括关于通过对内容进行编码而产生的多个媒体数据的信息，以便具有不同的质量，然后执行流 根据信息。

公开(公告)号：US20110119395A1

公开(公告)日：2011-05-19

申请号：US12945545

申请日：2010-11-12

Applicant: Ho-jin HA ,  O-hoon KWON ,  Sung-bin IM ,  Ji-Eun KEUM ,  Guanhua ZHANG ,  Hyung-tak CHOI ,  Sun-bal KIM

Inventor： Ho-jin HA ,  O-hoon KWON ,  Sung-bin IM ,  Ji-Eun KEUM ,  Guanhua ZHANG ,  Hyung-tak CHOI ,  Sun-bal KIM

IPC: G06F15/16

Abstract: A method and apparatus for adaptively transmitting and receiving media data to a streaming environment by segmenting into segments a plurality of media data, which is generated by encoding content to have different qualities.

Abstract translation: 一种用于通过将多个媒体数据分割成多个媒体数据来自适应地向流媒体环境发送和接收媒体数据的方法和装置，所述媒体数据是通过对内容进行编码而具有不同的质量而生成的。

公开(公告)号：US20100192189A1

公开(公告)日：2010-07-29

申请号：US12670059

申请日：2008-08-13

Applicant: Sang-Kwon Lee ,  O-Hoon Kwon ,  Sung-Bin Im ,  Hyok-Sung Choi

Inventor： Sang-Kwon Lee ,  O-Hoon Kwon ,  Sung-Bin Im ,  Hyok-Sung Choi

IPC: H04N7/173

CPC classification number: H04L67/1008 ,  H04L67/1002 ,  H04N21/4334 ,  H04N21/4622 ,  H04N21/4788 ,  H04N21/6125 ,  H04N21/6175 ,  H04N21/632 ,  H04N21/84 ,  H04N21/8456

Abstract: Provided are an apparatus and method for sharing a broadcasting program, and more particularly, an apparatus and method for sharing a broadcasting program via the Internet. The apparatus includes a list manager which manages a list of devices storing a broadcasting program and a device information transmitter which transmits information, to a first device, about a second device storing a broadcasting program requested by the first device, wherein the second device divides the requested broadcasting program into time slots and transmits each time slot to the first device.

Abstract translation: 提供了一种用于共享广播节目的装置和方法，更具体地，涉及一种经由因特网共享广播节目的装置和方法。 该装置包括列表管理器，其管理存储广播节目的设备的列表和发送信息的设备信息发送器，第一设备关于存储由第一设备请求的广播节目的第二设备，其中第二设备将 请求广播节目进入时隙，并将每个时隙发送到第一设备。