公开(公告)号：US20190206032A1

公开(公告)日：2019-07-04

申请号：US15770673

申请日：2016-10-27

Applicant: Samsung Electronics Co., Ltd.

Inventor： Eric YIP ,  Dong-Yeon KIM

IPC: G06T5/00 ,  G06T5/40 ,  G06T7/11 ,  G06T7/13

CPC classification number: G06T5/008 ,  G06T5/40 ,  G06T7/11 ,  G06T7/13 ,  G06T2207/20208 ,  H04N5/235 ,  H04N5/355

Abstract: An apparatus and a method for controlling a contrast ratio of content in an electronic device are disclosed. The method for controlling a contrast ratio of content in an electronic device, presented in one embodiment of the present disclosure, comprises the steps of: identifying one or more highlight regions on the basis of brightness information of a frame forming the content; determining thresholds for detecting the one or more highlight regions from the frame; generating one or more masks corresponding to the one or more highlight regions on the basis of the thresholds; and generating a contrast ratio-controlled frame on the basis of the one or more masks and one or more boosting factors for the content.

公开(公告)号：US20190037280A1

公开(公告)日：2019-01-31

申请号：US16048899

申请日：2018-07-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyun-Koo YANG ,  Dong-Yeon KIM ,  Kyung-Mo PARK ,  Jae-Hyeon BAE ,  Young-Wan SO

IPC: H04N21/6334 ,  G06F21/64 ,  H04N21/643 ,  H04N21/438

Abstract: A method for providing a broadcast service is provided. The method includes transmitting a user datagram protocol (UDP)/internet protocol (IP) packet including a first message, the first message containing information about a message to be signed and transmitted, and transmitting a moving picture experts group (MPEG) media transport protocol (MMTP) packet including a second message, the second message containing information about the broadcast service and information indicating whether the information about the broadcast service is signed. The first message includes an identifier of a key used to verify a signature of the message to be transmitted and signed and an identifier of a hash algorithm used to calculate a hash value of the message to be transmitted and signed.

公开(公告)号：US20190020862A1

公开(公告)日：2019-01-17

申请号：US16033912

申请日：2018-07-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Dong-Yeon KIM

IPC: H04N13/117 ,  H04N13/194

Abstract: A method for transmitting media data is provided. The method includes transmitting, to a display device, guide information on a scope of a content for displaying the content based on the scope, and transmitting, to the display device, at least one asset of the content corresponding to the scope. The guide information comprises guide type information which indicates a type for describing the scope.

公开(公告)号：US20220060798A1

公开(公告)日：2022-02-24

申请号：US17520195

申请日：2021-11-05

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyun-Koo YANG ,  Dong-Yeon KIM ,  Kyung-Mo PARK ,  Jae-Hyeon BAE ,  Young-Wan SO

IPC: H04N21/6334 ,  H04N21/438 ,  H04N21/643 ,  G06F21/64 ,  H04N21/2362

Abstract: A method for providing a broadcast service is provided. The method includes transmitting a user datagram protocol (UDP)/internet protocol (IP) packet including a first message, the first message containing information about a message to be signed and transmitted, and transmitting a moving picture experts group (MPEG) media transport protocol (MMTP) packet including a second message, the second message containing information about the broadcast service and information indicating whether the information about the broadcast service is signed. The first message includes an identifier of a key used to verify a signature of the message to be transmitted and signed and an identifier of a hash algorithm used to calculate a hash value of the message to be transmitted and signed.

公开(公告)号：US20200259589A1

公开(公告)日：2020-08-13

申请号：US16753197

申请日：2018-10-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jae-Hyeon BAE ,  Young-Wan SO ,  Dong-Yeon KIM ,  Hyun-Koo YANG

IPC: H04L1/00 ,  H03M13/05

Abstract: The present invention relates to a method and device for transmitting or receiving a broadcast service including a packet, which is generated using an application layer forward error correction (AL-FEC) scheme, in a multimedia service system. An embodiment of the present invention provides a method for transmitting a broadcast service by a transmitter, the method comprising the steps of: determining one forward error correction (FEC) scheme for a broadcast service among multiple FEC schemes; configuring a signaling message so as to include an identifier indicating the determined FEC scheme; and transmitting the configured signaling message.

公开(公告)号：US20190222904A1

公开(公告)日：2019-07-18

申请号：US16306812

申请日：2017-06-02

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyung-Mo PARK ,  Jae-Hyeon BAE ,  Young-Wan SO ,  Hyun-Koo YANG ,  Dong-Yeon KIM ,  Hyeon-Cheol PU

IPC: H04N21/6332 ,  H04N21/2343 ,  H04N21/854 ,  H04N21/643

CPC classification number: H04N21/6332 ,  H04N21/23424 ,  H04N21/2343 ,  H04N21/262 ,  H04N21/26258 ,  H04N21/435 ,  H04N21/462 ,  H04N21/482 ,  H04N21/643 ,  H04N21/854

Abstract: According to an embodiment of the disclosure, a method for providing media content comprises the steps of: receiving a change request message for requesting a change of at least a part of specific media data constituting media content; updating a signaling message for the consumption of the media content on the basis of the change request message; and transmitting the updated signaling message to a reception entity.

公开(公告)号：US20230179826A1

公开(公告)日：2023-06-08

申请号：US16489946

申请日：2018-03-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Dong-Yeon KIM ,  Kyung-Mo PARK ,  Jae-Hyeon BAE ,  Young-Wan SO ,  Hyun-Koo YANG

IPC: H04N21/434 ,  H04N21/488 ,  H04N21/845

CPC classification number: H04N21/4345 ,  H04N21/845 ,  H04N21/4884

Abstract: A method of a transmission device in a multimedia system comprises the steps of: detecting a request for changing first-type data into second-type data while the first-type data is being played at a given point in time; and transmitting, before the second-type data is played, information necessary for replaying data, among the first-type data, played prior to the given point in time, and/or data, among the second-type data, played prior to the given point in time.

公开(公告)号：US20170090844A1

公开(公告)日：2017-03-30

申请号：US15280235

申请日：2016-09-29

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Dong-Yeon KIM

IPC: G06F3/14 ,  G06F3/147 ,  G09G5/00

CPC classification number: G06F3/1423 ,  G06F3/147 ,  G09G5/003 ,  G09G5/006 ,  G09G2320/08 ,  G09G2370/02 ,  G09G2370/042 ,  H04N5/4403 ,  H04N21/42225 ,  H04N2005/4442

Abstract: A display apparatus is disclosed. The display apparatus is connected to an external display apparatus via a network and includes a communicator configured to receive an ID code set for the external display apparatus from the external display apparatus, and a processor configured to determine ID codes that are usable and/or available for use in the display apparatus among a plurality of predetermined ID codes based on the received ID code, and set an ID code selected based on a user command from among the usable or available ID codes as an ID code of the display apparatus. The processor controls the display apparatus based on a control command received from a control device that is set to have an ID code that is identical to an ID code set with respect to the display apparatus.

公开(公告)号：US20210194818A1

公开(公告)日：2021-06-24

申请号：US16757218

申请日：2018-10-19

Applicant: Samsung Electronics Co., Ltd.

Inventor： Young-Wan SO ,  Dong-Yeon KIM ,  Jae-Hyeon BAE ,  Hyun-Koo YANG

IPC: H04L12/841 ,  H04L12/835 ,  H04L1/20 ,  H04L29/06 ,  H04L12/26

Abstract: A method for transmitting multimedia according to the present disclosure comprises: a step of transmitting a first message including fixed delay information and buffer information with respect to a receiving device; and a step of transmitting a packet relating to the multimedia and including a transmission time stamp, wherein a first packet is sent out from a digital buffer of the receiving device at a time determined by adding up the transmission time stamp and the fixed delay information.

公开(公告)号：US20200228780A1

公开(公告)日：2020-07-16

申请号：US16650603

申请日：2018-10-16

Applicant: Samsung Electronics Co., Ltd.

Inventor： Dong-Yeon KIM ,  Young-Wan SO ,  Jae-Hyeon BAE ,  Hyun-Koo YANG

IPC: H04N13/194 ,  G06K9/32 ,  H04N13/178 ,  H04N13/156

Abstract: Provided is a method for supporting an immersive media service by a media transmission device. The method comprises the steps of: determining at least one space among a plurality of spaces of interest (SOI) based on SOI description information; and transmitting, to a media reception apparatus, partial SOI description information among the SOI description information and partial immersive media data among immersive media data, wherein the partial SOI description and the partial immersive media data corresponds to the determined at least one SOI, wherein the partial SOI description information includes at least one of identification information for the at least one SOI, a space range indicator for an object of interest (OOI), a priority indicator for the OOI, or an object vector for the OOI.