Samsung Electronics Co., Ltd.

Postech Academy-Industry Foundation

Sung-bum Park

Dai-woong Choi

Jae-won Yoon

Jung-Woo Kim

Woo-sung Shim

Hae-Young Jun

Young-ho Moon

Jong-bum Choi

Jun-ho Cho

Dong-seek Park

Huai-Rong Shao

Han-tak Kwak

Shin-wook Kang

Lochan Verma

Dae-sung Cho

Seong-Min Kim

Jae-Ho Jung

Hyuk-Choon Kwon

Min-Young Park

Jung-woo Kim

Woong-il Choi

Yong-je Kim

Yang-Wook Kim

Jung-Hyeon Kim

Il-ju Na

Se-Hoon Kim

Myung-jin Eom

Ki-Back Kim

Kyung-jin Kim

Hae-in Chun

Ju-hee Seo

Tae-gyu Lim

Jin-Woo Jeong

Jun-Hwan Oh

Seo-young Lee

Ji-won Jeong

Bo-hyung Han

Joon-hee Han

Seung-hoon Hong

Hyun-woo Nam

An imaging apparatus is provided. The imaging apparatus includes an imager configured to record an external image, a region determiner configured to divide a recorded previous image frame and a recorded current image frame into pluralities of regions, calculate a moving direction and a distance of each of the plurality of regions in the current image frame corresponding to each of the plurality of regions in the previous image frame, and determine a background and an object by applying a preset background model and object model based on the calculated moving direction and distance, and a posture determiner configured to determine body parts of the determined object based on a body part model, and determine a posture of the object by combining the determined body parts.

Imaging apparatus and control method for determining a posture of an object

A terminal apparatus is disclosed. The terminal apparatus includes a display; a communicator configured to receive an incoming call; a storage configured to store contact object information including a connecting application corresponding to caller identification information; and a controller configured to receive the incoming call including the caller identification information received through the communicator, execute the connecting application corresponding to the caller identification information, and display a search result related to the contact object information in a screen of the executed connecting application on the display. Accordingly, it is possible to determine a counterpart during connecting a call, and automatically execute the connecting application per contact information.

Terminal device and content displaying method thereof, server and controlling method thereof

A method and apparatus of transmitting video content compressed by a codec to a second device is provided. The method includes: transmitting a codec selection request frame to the second device, the codec selection request frame includes an identifier of at least one codec to be used to compress the video content and requests approval of the use of the at least one codec; receiving a codec selection response frame from the second device, the codec selection response frame includes approval information indicating whether the use of the at least one codec is approved; and transmitting video content compressed by the at least one codec to the second device based on the codec selection response frame.

Method and apparatus for transmitting video content compressed by codec

A method and apparatus for enabling a cloud server to provide screen information data indicating a screen to be displayed on a client device are provided. The method of enabling a cloud server to provide screen information data relating to a screen to be displayed on a client device includes: generating the screen information data; determining whether or not to protect the generated screen information data based on characteristics of an object configuring the screen; encrypting the provided screen information data based on the determining; and transmitting the encrypted the screen information data to the client device.

Method and apparatus for selectively providing protection of screen information data

A method and apparatus for transmitting compressed video content are provided. The method includes transmitting a codec selection request frame, the codec selection request frame including an identifier of one or more codecs to be used to compress video content and requesting approval of the use of the codec, receiving a codec selection response frame, the codec selection response frame including result information indicating whether the use of the codec is approved, and transmitting video content frames for the video content compressed by the approved codec based on the codec selection response frame. Each video content frame includes frame type information indicating a type of compression applied to the video content included in the video content frame.

Method and apparatus for transmitting video contents compressed by codec

A method of transmitting data, including obtaining luma element values and chroma element values of respective pixels included in a pixel block having a predetermined size; obtaining a plurality of partitions in which the luma element values and the chroma element values are based on a spatial position of the pixels in the pixel block; and selectively transmitting the plurality of partitions according to a data rate of the image data.

Method and apparatus for adaptive rate-based image data transmission and reception

Methods and apparatuses for encoding and decoding mode information of a block of an image. The method of decoding the mode information includes decoding information representing whether a current block is encoded in a first mode, and hierarchically decoding information representing an encoding mode of the current block from among a second mode and a third mode.

Methods and apparatuses for encoding and decoding mode information

A method and apparatus for processing a video frame is provided. The method includes dividing the video frame into pixel blocks each including a reference pixel; calculating difference values between the reference pixel and pixels neighboring the reference pixel; converting the calculated difference values into values that belong to a bit depth range; and performing entropy coding by using the converted difference values as symbols.

Method and apparatus for processing video frame by using difference between pixel values

A method and apparatus for generating video packets and a method and apparatus for restoring video are provided. The method of generating video packets includes: generating at least one pixel block consisting of at least one reference pixel and a plurality of neighboring pixels adjacent to the at least one reference pixel from pixels of a video frame; replacing pixel values of the neighboring pixels in the at least one pixel block with pixel difference values, which are difference values between a pixel value of one of pixels adjacent to the neighboring pixels and the pixel values of the neighboring pixels; generating packets so that a pixel value of the at least one reference pixel and the pixel difference values of the neighboring pixels are allocated to different packets according to positions of the pixels; and performing entropy coding of some of the packets including the pixel difference values of the neighboring pixels.

Method and apparatus for generating video packets, method and apparatus for restoring video

Provided is a method and apparatus for compression encoding/decoding an image based on the repetition of an access unit and the repetition of a residual value.

Method and apparatus for successively encoding/decoding image

Provided are binary image encoding and decoding methods and binary image encoding and decoding apparatuses using an adaptive template. The binary image encoding method includes: applying a window having a predetermined size and shape to a predetermined number of previous pixels and peripheral pixels of the previous pixels, and acquiring correlations between the previous pixels and the peripheral pixels within the window; determining relative locations having high correlation with the previous pixels within the window based on the acquired correlations; generating a template based on the determined relative locations; and performing binary arithmetic encoding on a current pixel by using the generated template.

Method and apparatus for encoding binary image using adaptive template and method and apparatus for decoding the same

A method and apparatus for decoding an image are provided. The method includes: decoding information representing that a first block of the image has been encoded in a first mode; and reconstructing the first block by setting pixel values of the first block to be identical with pixel values of a second block of the image that is adjacent to the first block and has been decoded prior to the first block, wherein the first mode is a mode for encoding information representing that the first block is identical or similar to the second block and has been encoded in the first mode, instead of encoding the pixel values of the first block.

Method and apparatus for encoding and decoding image based on skip mode

An image encoding method and apparatus, and an image decoding method and apparatus respectively corresponding to the image encoding method and apparatus are provided. The image encoding method includes: if a current block is an initial block of a current slice, determining whether a virtual block in which pixel values are equal to a predetermined value is identical to the current block; and encoding the current block in a first mode based on the determining, wherein the first mode is a mode for encoding information representing that the current block is encoded in the first mode, instead of encoding pixel values of the current block, when the current block is identical to the virtual block.

Provided are an image processing method and image processing apparatus using least significant bits (LSBs). The image processing method includes generating first binary codes by converting pixel values of an input image into a binary code format; converting the first binary codes into gray codes and determining a predetermined number of sequential LSBs from among the gray codes; and generating second binary codes by converting the determined LSBs of the gray codes into the binary code format.

Image processing method and image processing apparatus using least significant bits

Methods and apparatuses for generating video packets are provided. A method of generating a video packet includes generating at least one pixel block including at least one reference pixel and at least one neighboring pixel adjacent to the at least one reference pixel from pixels of a video frame; replacing a pixel value of the at least one neighboring pixel in the at least one pixel block with a pixel difference value, which is a difference value between a pixel value of a pixel adjacent to the at least one neighboring pixel and the pixel value of the at least one neighboring pixel; and generating packets so that a pixel value of the at least one reference pixel and the pixel difference value of the at least one neighboring pixel are allocated to different packets according to positions of the pixels.

Growing community of inventors

Seongnam-si, South Korea

Sung-bum Park