Patents by Inventor Ki-won Kwak
Ki-won Kwak has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 9300918Abstract: Provided is a service access control system using an embedded browser agent. The service access control system includes: a server providing an Internet protocol service; and a browser agent including device information and service information and controlling the access of a device to the server. When the service access control system is used, device dependence can be minimized in an embedded browser-based IPTV service, and the IPTV service can be freely used by utilizing only a browser.Type: GrantFiled: December 30, 2008Date of Patent: March 29, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chun-Un Kang, Chang-Nam Chu, Ki-Won Kwak, Min-Woo Jung, Dae-Hyun Lee
-
Patent number: 9081636Abstract: Provided are an a display apparatus, a system and a control method thereof for a display apparatus, comprising: a video signal processing unit which processes a video signal; a display unit which displays the processed video signal; a storage unit which stores ID information of the display apparatus; a communication unit which performs network communication based on an internet protocol (IP) with an external apparatus; and a control unit which downloads an application program determined to correspond to the ID information transmitted through the communicating unit from the external apparatus to execute the application program so that a predetermined function can be performed.Type: GrantFiled: July 30, 2010Date of Patent: July 14, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Ki-won Kwak
-
Patent number: 8732783Abstract: Disclosed are an apparatus for providing additional information by using an extension subtitle file including an inverse multiplexing unit to separate video and audio data from a multimedia file input by a data input unit, an XML parser to parse a caption data file and an additional information data file input by the data input unit, video and audio data processing units to decode the video and audio data input by the inverse multiplexing unit, and convert the decoded video and audio data into predetermined video and audio signals, a caption processing unit to process the caption data parsed and input by the XML parser, an additional information data processing unit to process the additional information data file parsed and input by the XML parser, and to generate user interface information based on the processed additional information, and a data output unit to display the processed video, audio, caption and user interface information.Type: GrantFiled: April 6, 2006Date of Patent: May 20, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Ki-won Kwak, Chun-un Kang, Min-woo Jung, Chang-nam Chu, Jae-sung Park, Dae-hyun Lee
-
Patent number: 8369528Abstract: A method and apparatus for providing an encrypted key based on a DRM type of a host device are provided. The method includes receiving available DRM type information of a host device, making a request for generation of a key object based on the received available DRM type information, and transmitting the generated key object to the host device.Type: GrantFiled: May 23, 2008Date of Patent: February 5, 2013Assignee: Samsung Electronics Co., Ltd.Inventors: Ki-Won Kwak, Chang-Nam Chu, Chun-Un Kang, Min-Woo Ko, Min-Woo Jung, Jeong-Su Yun
-
Publication number: 20110093845Abstract: Provided are an a display apparatus, a system and a control method thereof for a display apparatus, comprising: a video signal processing unit which processes a video signal; a display unit which displays the processed video signal; a storage unit which stores ID information of the display apparatus; a communication unit which performs network communication based on an internet protocol (IP) with an external apparatus; and a control unit which downloads an application program determined to correspond to the ID information transmitted through the communicating unit from the external apparatus to execute the application program so that a predetermined function can be performed.Type: ApplicationFiled: July 30, 2010Publication date: April 21, 2011Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventor: Ki-Won Kwak
-
Publication number: 20100131965Abstract: An image display device for providing content and a method thereof. The image display device for providing content using a template, according to an exemplary embodiment of the present invention, comprises a content composition unit for composing content using a predefined template, and an agent for changing the composition of the content if an event occurs. Accordingly, the content is provided by various templates using a single template.Type: ApplicationFiled: September 9, 2009Publication date: May 27, 2010Applicant: Samsung Electronics Co., Ltd.Inventors: Chun-un KANG, Ki-won KWAK, Ki-yong KIM, Min-woo JUNG, Dae-hyun LEE
-
Patent number: 7680840Abstract: An image processing system and a method of the same conveniently transmit meta data without using an additional transmission apparatus. The image processing apparatus includes a meta data extraction unit extracting meta data, a markup language conversion unit converting the meta data into a markup language document, and a document transmission unit transmitting the markup language document to a predetermined image output apparatus.Type: GrantFiled: April 5, 2005Date of Patent: March 16, 2010Assignee: Samsung Electronics Co., Ltd.Inventors: Min-woo Jung, Chun-un Kang, Ki-won Kwak, Hee-min Kwon, Chang-nam Chu
-
Patent number: 7644232Abstract: A cache method and a cache system for storing file's data in memory blocks divided from a cache memory are disclosed. The cache method for storing data of a file in memory blocks divided from a cache memory includes: receiving a request command for first data of a first file from an application; retrieving a memory block that stores the first data; setting reference information which indicates that the memory block storing the first data is referred to by the application; transmitting the first data stored in the memory block to the application; and resetting the reference information for the memory block that stores the first data.Type: GrantFiled: August 11, 2006Date of Patent: January 5, 2010Assignee: Samsung Electronics Co., Ltd.Inventors: Min-woo Jung, Chun-un Kang, Ki-won Kwak
-
Patent number: 7565530Abstract: A source device and a method are provided for certifying and controlling A/V signals output from an A/V device through an output terminal of a digital visual interface (DVI) or a high definition multimedia interface (HDMI), using Digital Rights Management (DRM). The source device includes: a DRM module which decrypts encrypted multimedia contents included in DRM contents through certification of a source device, and generates a control message for controlling digital A/V channels connected between the source device and a sink device based on a DRM rule; an input controller which certifies A/V data input from a media decrypter, and outputs A/V data filtered according to a certifying result; an input interface which converts the filtered A/V data into pixel data and audio data; and a signal transmitter which encrypts and converts the pixel and audio data into high-speed serial digital A/V signals to be transmitted to the sink device.Type: GrantFiled: April 7, 2005Date of Patent: July 21, 2009Assignee: Samsung Electronics Co., Ltd.Inventors: Ki-won Kwak, Chun-un Kang, Hee-min Kwon, Min-woo Jung, Chang-nam Chu
-
Publication number: 20090182850Abstract: Provided is a service access control system using an embedded browser agent. The service access control system includes: a server providing an Internet protocol service; and a browser agent including device information and service information and controlling the access of a device to the server. When the service access control system is used, device dependence can be minimized in an embedded browser-based IPTV service, and the IPTV service can be freely used by utilizing only a browser.Type: ApplicationFiled: December 30, 2008Publication date: July 16, 2009Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chun-Un Kang, Chang-Nam Chu, Ki-Won Kwak, Min-Woo Jung, Dae-Hyun Lee
-
Publication number: 20090122991Abstract: A method and apparatus for providing an encrypted key based on a DRM type of a host device are provided. The method includes receiving available DRM type information of a host device, making a request for generation of a key object based on the received available DRM type information, and transmitting the generated key object to the host device.Type: ApplicationFiled: May 23, 2008Publication date: May 14, 2009Applicant: Samsung Electronics Co., Ltd.Inventors: Ki-Won KWAK, Chang-Nam Chu, Chun-Un Kang, Min-Woo Ko, Min-Woo Jung, Jeong-Su Yun
-
Publication number: 20090019479Abstract: An Internet Protocol Television (IPTV) capable of auto channel setting and a method thereof are provided. A channel information generating unit converts summaries of a plurality of web contents provided through the Internet into channel information as required by channel listing, and allocates channel numbers to the plurality of web contents, and a storage unit stores the allocated channel numbers and the generated channel information.Type: ApplicationFiled: February 26, 2008Publication date: January 15, 2009Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Ki-won KWAK, Chang-nam CHU, Chun-un KANG, Min-woo JUNG, Dae-hyun LEE, Jeong-su YUN
-
Publication number: 20090007205Abstract: A user terminal and proxy server of an Internet Protocol Television (IPTV), and an operating method thereof are provided. A user terminal of an IPTV system includes a channel information input unit which receives channel information as an input, a channel management unit which transmits the input channel information to a proxy server, and receives from the proxy server a content information that corresponds to the channel information, and a content playback unit which replays a content using the received content information. As a result, viewers can use IPTV contents as easily as they use general TVs.Type: ApplicationFiled: January 9, 2008Publication date: January 1, 2009Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dae-hyun LEE, Chun-un KANG, Seung-hyuk YOO, Young-jun KIM, Ki-won KWAK, Min-woo JUNG
-
Publication number: 20080175559Abstract: An image process apparatus and an image process method. The image process apparatus includes a receiving unit to receive moving picture data; and a buffering unit to preferentially buffer a predetermined number of frames by each frame group composing the moving picture data, thereby providing a continuous streaming picture.Type: ApplicationFiled: August 23, 2007Publication date: July 24, 2008Applicant: Samsung Electronics Co., Ltd.Inventors: Min-woo Jung, Chun-un Kang, Ki-won Kwak
-
Publication number: 20070058815Abstract: A method and apparatus for securely transmitting data between embedded devices are provided. The method includes: issuing a request for a session key that is to be used in a session with the device; restoring the session key by deciphering a ciphered session key included in a response to the request; ciphering data using the restored session key; and transmitting the ciphered data. Accordingly, it is possible to enable embedded devices to securely communicate with one another in a peer-to-peer manner.Type: ApplicationFiled: August 30, 2006Publication date: March 15, 2007Inventors: Ki-won Kwak, Chun-un Kang, Min-woo Jung
-
Publication number: 20070050551Abstract: A cache method and a cache system for storing file's data in memory blocks divided from a cache memory are disclosed. The cache method for storing data of a file in memory blocks divided from a cache memory includes: receiving a request command for first data of a first file from an application; retrieving a memory block that stores the first data; setting reference information which indicates that the memory block storing the first data is referred to by the application; transmitting the first data stored in the memory block to the application; and resetting the reference information for the memory block that stores the first data.Type: ApplicationFiled: August 11, 2006Publication date: March 1, 2007Inventors: Min-woo Jung, Chun-un Kang, Ki-won Kwak
-
Publication number: 20060272000Abstract: Disclosed are an apparatus for providing additional information by using an extension subtitle file including an inverse multiplexing unit to separate video and audio data from a multimedia file input by a data input unit, an XML parser to parse a caption data file and an additional information data file input by the data input unit, video and audio data processing units to decode the video and audio data input by the inverse multiplexing unit, and convert the decoded video and audio data into predetermined video and audio signals, a caption processing unit to process the caption data parsed and input by the XML parser, an additional information data processing unit to process the additional information data file parsed and input by the XML parser, and to generate user interface information based on the processed additional information, and a data output unit to display the processed video, audio, caption and user interface information.Type: ApplicationFiled: April 6, 2006Publication date: November 30, 2006Inventors: Ki-won Kwak, Chun-un Kang, Min-woo Jung, Chang-nam Chu, Jae-sung Park, Dae-hyun Lee
-
Publication number: 20060161854Abstract: A method and apparatus are provided for controlling the operation of a screen saver during reproduction of content. The method includes the operations of receiving an instruction to reproduce content, checking whether the operation of the screen saver can be controlled, calculating a reproduction time of the content if the operation of the screen saver is controllable, and changing a set time of the screen saver so that the screen saver is not operated during the reproduction time.Type: ApplicationFiled: January 18, 2006Publication date: July 20, 2006Inventors: Eun-hui Kim, Joung-hoon Choo, Yong-deok Kim, Jae-woo Ko, Byung-seog Baek, Hee-Seok Heo, Jae-sung Park, Ki-won Kwak, Min-woo Jung
-
Publication number: 20050228995Abstract: A source device and a method are provided for certifying and controlling A/V signals output from an A/V device through an output terminal of a digital visual interface (DVI) or a high definition multimedia interface (HDMI), using Digital Rights Management (DRM). The source device includes: a DRM module which decrypts encrypted multimedia contents included in DRM contents through certification of a source device, and generates a control message for controlling digital A/V channels connected between the source device and a sink device based on a DRM rule; an input controller which certifies A/V data input from a media decrypter, and outputs A/V data filtered according to a certifying result; an input interface which converts the filtered A/V data into pixel data and audio data; and a signal transmitter which encrypts and converts the pixel and audio data into high-speed serial digital A/V signals to be transmitted to the sink device.Type: ApplicationFiled: April 7, 2005Publication date: October 13, 2005Inventors: Ki-won Kwak, Chun-un Kang, Hee-min Kwon, Min-woo Jung, Chang-nam Chu
-
Publication number: 20050223411Abstract: An image processing system and a method of the same conveniently transmit meta data without using an additional transmission apparatus. The image processing apparatus includes a meta data extraction unit extracting meta data, a markup language conversion unit converting the meta data into a markup language document, and a document transmission unit transmitting the markup language document to a predetermined image output apparatus.Type: ApplicationFiled: April 5, 2005Publication date: October 6, 2005Inventors: Min-woo Jung, Chun-un Kang, Ki-won Kwak, Hee-min Kwon, Chang-nam Chu