Samsung Electronics Co., Ltd.

Sangmyung University Industry-Academy Cooperation Foundation

Hoon Yoo

Kyung-Hee Lee

Yong-Gu Lee

Young-Gu Lee

Young-Sik Lee

Jae Young Jang

A method of reconstructing a three-dimensional (3-D) image on the basis of a diffraction grating includes extracting parallax images from a raw image of an object photographed by using a diffraction grating and reconstructing a 3-D image from the extracted parallax image array by using a virtual pinhole model.

Method and apparatus for reconstructing three-dimensional image by using diffraction grating

Provided is a method of reconstructing an integral image based on computational integral imaging reconstruction (CIIR), the method including determining a crop ratio of an original elemental image array (EIA), cropping each elemental image in the original EIA according to the determined crop ratio to generate a cropped and translated EIA, magnifying each elemental image in the cropped and translated EIA according to an adjustable magnification factor (k), overlapping the magnified elemental images with an overlapping number that is adjusted according to the adjustable magnification factor (k), and normalizing the overlapping elemental images to generate a reconstructed image.

Method and apparatus for reconstructing 4D image based on integral imaging

A lifting transform method performed on an elemental image array may perform a lifting transform on an elemental image array to obtain a difference image (or an error image representing a prediction error) and movement information used for prediction and may appropriately reorder the difference image to obtain a wavelet-type elemental image array.

Lifting transform method and apparatus for elemental image array

A method of creating a fiducial marker image includes setting option information about a fiducial marker, calculating size information about each of parameters of the fiducial marker on the basis of the set option information, adding identification (ID) bit information on the basis of the calculated size information to generate a cell matrix, and adding color information to the generated cell matrix to create a fiducial marker image.

Apparatus and method of creating fiducial marker image

A method for making a broadcast program time table using an electric program guide database is disclosed. The method includes storing present program information of event information table present/follow (EIT P/F) information in a first program information area of a corresponding segment area in the electric program guide (EPG) database by determining a segment, in which program discontinuity occurs, in an event information table (EIT) schedule if the EIT P/F information is received, and storing program information of an Nsegment in a second program information area when the Nsegment of the EIT schedule is received, and program discontinuity occurs in the Nsegment, the Nsegment being a segment included in the received EIT schedule.

Method for forming a broadcast program time table using electric program guide

A method and an apparatus for processing an asynchronous audio stream are provided. A corrupted PES packet is detected from an asynchronous audio PES stream, and the ADTS frames of the corrupted PES packet are detected and replaced with predetermined substitute ADTS frames. Thus, an AAC stream is restored from the PES stream.

Method and apparatus for processing asynchronous audio stream

A digital broadcast receiving apparatus and a method thereof are disclosed. The digital broadcast receiving apparatus includes a demultiplexer for separating a multichannel transport stream into a plurality of broadcasting channel data and outputting the broadcasting channel data, a buffer unit, including a plurality of buffers having different capacities that correspond to data bit rates, for storing the broadcasting channel data in the buffers having the corresponding capacities, respectively, according to the data bit rates, a user interface for outputting channel identification information corresponding to the broadcasting channel selected by a user, and a switching device for selecting one of outputs of the plurality of buffers according to the channel identification information.

Digital broadcast receiving apparatus and method thereof

Provided is a device and method for controlling switchover of a broadcasting channel in a digital multimedia broadcasting receiver. The device includes a first demultiplexing unit for firstly buffering transport stream packets, searching the buffered transport stream packets for a PAT (program association table), a PMT (program map table), and an intra frame, and obtaining program information on the broadcasting channel to be switched over; and a second demultiplexing unit for secondly buffering the transport stream packets and, on the basis of the obtained program information, searching the secondly buffered transport stream packets for an audio or video transport stream packet of the corresponding broadcasting channel, and performing audio or video demultiplexing for the searched audio or video transport stream packet.

Device and method for controlling switchover of broadcasting channel in digital multimedia broadcasting receiver

A method of searching for a broadcasting channel of a specific program in a digital multimedia broadcasting (DMB) receiving terminal. The method includes detecting a program number input by a user, determining whether particular bits in a header of a received transport stream (TS) packet are identical to fixed values for the particular bits in the header, if the particular bits in the header are identical to the fixed values for the particular bits in the header, determining whether particular bits in a payload of the TS packet are identical to fixed values for the particular bits in the payload, and if the particular bits in the payload are identical to the fixed values for the particular bits in the payload, determining that the TS packet has program map table (PMT) information, and analyzing the PMT information to detect a packet identifier (PID) of an audio/video packetized elementary stream (PES) constituting the specific program.

Growing community of inventors

Suwon-si, South Korea

Hoon Yoo