Abstract: A method of operating a semiconductor device includes receiving a video stream including a plurality of frames encoded in a hierarchical manner. Each frame is classified as one of a plurality of layers, and the plurality of layers includes a first layer and a second layer. The method further includes decoding the frames classified as the first layer in a chronological order, storing the decoded frames classified as the first layer in a decoded picture buffer (DPB), decoding a latest one of the frames classified as the second layer, storing the decoded latest one of the frames classified as the second layer in the DPB, reading the DPB to display the latest one of the frames classified as the second layer, and decoding and displaying the frames classified as the second layer other than the latest one of the frames classified as the second layer in a reverse chronological order.

Abstract: The present invention disclosed herein relates to a substrate processing apparatus, and more particularly, to a substrate processing apparatus that performs substrate processing through a pressure change between a high pressure and a low pressure. The substrate processing apparatus includes: a process chamber (100) comprising a chamber body (110) which has an opened upper portion and in which a through-hole (150) is defined in a bottom surface thereof, and a top lid (140) coupled to the upper portion of the chamber body (110) to define an inner space (S1); a substrate support (200) comprising a substrate support plate (210) which is installed in the process chamber (100) and on which a substrate (1) is seated on a top surface thereof, and a substrate support shaft (220) installed to pass through the through-hole (150) so as to support the substrate support plate (210).

Abstract: The present invention disclosed herein relates to a substrate processing apparatus, and more particularly, to a substrate processing apparatus that performs substrate processing through a pressure change between a high pressure and a low pressure. The present invention discloses a substrate processing apparatus including; a process chamber (100) comprising a chamber body (110) which has an opened upper portion, in which an installation groove (130) is defined at a central side of a bottom surface (120) thereof, and which comprises a gate (111) for loading/unloading a substrate (1) is disposed at one side thereof and a top lid (140) coupled to the upper portion of the chamber body (110) to define an inner space, a substrate support (200) installed to be inserted into the installation groove (130) of the chamber body (110) and having a top surface on which the substrate (1) is seated.

Abstract: The present invention disclosed herein relates to a substrate processing apparatus, and more particularly, to a substrate processing apparatus in which a substrate is processed at a high pressure and a low pressure. The present invention discloses a substrate processing apparatus including: a process chamber having an inner space; a substrate support on which a substrate is seated on a top surface thereof; an inner lid part which is installed to be vertically movable in the inner space and of which a portion is in close contact with the bottom surface of the process chamber to define a sealed processing space in which the substrate support is disposed; a gas supply part configured to supply a process gas to the processing space; and an inner lid driving part configured to drive the vertical movement of the inner lid part.

Abstract: The present invention relates to a substrate processing apparatus, and more particularly, to a substrate processing apparatus in which a substrate is processed at a high pressure and a low pressure. The substrate processing apparatus of the present invention includes: a process chamber (100) including a chamber body (110) which has an opened upper portion and in which an installation groove (130) is defined at a central side of a bottom surface (120) thereof, and a gate (111) configured to load/unload a substrate (1) is disposed at one side thereof, and a top lid (140) coupled to the upper portion of the chamber body (110) to define an inner space (S1); a substrate support (200) installed to be inserted into the installation groove (130) of the chamber body (110) and having a top surface on which the substrate (1) is seated.

Abstract: The present invention disclosed herein relates to a substrate processing apparatus, and more particularly, to a substrate processing apparatus in which a substrate is processed at a high pressure and a low pressure. The present invention discloses a substrate processing apparatus including: a process chamber (100) which has an inner space and in which an installation groove (130) is defined at a central side on a bottom surface (120); a substrate support (200) installed to be inserted into the installation groove (130) and having a top surface on which the substrate is seated; an inner lid part (300) which is installed to be movable vertically in the inner space and descends so that a portion thereof is in close contact with the bottom surface (120) adjacent to the installation groove (130) to define a sealed processing space (S2) in which the substrate support (200) is disposed therein.

Abstract: The present invention provides a substrate processing apparatus including: a process chamber having a process space in which a substrate is processed; a substrate support including a susceptor having a plurality of pocket grooves recessed in a circumferential direction from a top surface with a circular plate shape so that the substrate is seated, a shaft configured to rotate the susceptor, and a satellite seated in the pocket groove and on which the substrate is seated; and a gas injection unit disposed at an upper portion of the process chamber to face the substrate support, thereby injecting a process gas toward the substrate support.

Abstract: The present invention provides a substrate processing apparatus including: a process chamber having a process space in which a substrate is processed; a substrate support including a susceptor having a plurality of pocket grooves recessed in a circumferential direction from a top surface with a circular plate shape so that the substrate is seated, a shaft configured to rotate the susceptor, and a satellite seated in the pocket groove and on which the substrate is seated; and a gas injection unit disposed at an upper portion of the process chamber to face the substrate support, thereby injecting a process gas toward the substrate support.

Abstract: A multi-codec encoder includes a first partitioning unit and a second partitioning unit configured to receive first data and second data, respectively. Sequential frames of image data are alternately classified into the first data and the second data. The multi-codec encoder further includes a motion estimation module configured to generate motion estimation information, based on the first data and reference data, a first codec configured to encode the first data with the motion estimation information, and a second codec configured to encode the second data with the motion estimation information.

Abstract: An image processing device includes a frame buffer compressor, which is configured to: (i) compress source data into compressed data having CRC bits appended thereto, and (ii) decompress the compressed data into output data and use the CRC bits to check for errors in the output data. A multimedia device is provided, which is configured to generate the source data in response to raw data. A memory device is provided, which is configured to store the compressed data. The frame buffer compressor may include an encoder configured to compress the source data into the compressed data with the CRC bits appended thereto, and a decoder configured to decompress the compressed data into the output data. The encoder may include a prediction module, which is configured to generate prediction data including reference data and residual data, from the source data.

Abstract: A method of decoding image data includes operating a decoder including a decoding buffer and a decoding module, wherein the decoding module includes a plurality of decoding channels, setting a non-shared memory region and a shared memory region in the decoding buffer, restoring a plurality of frames by decoding a bitstream using the plurality of decoding channels, determining a type of each of the frames, and writing each frame to one of the non-shared memory region or the shared memory region based on the type of each frame.

Abstract: An image processing device includes a frame buffer compressor, which is configured to: (i) compress source data into compressed data having CRC bits appended thereto, and (ii) decompress the compressed data into output data and use the CRC bits to check for errors in the output data. A multimedia device is provided, which is configured to generate the source data in response to raw data. A memory device is provided, which is configured to store the compressed data. The frame buffer compressor may include an encoder configured to compress the source data into the compressed data with the CRC bits appended thereto, and a decoder configured to decompress the compressed data into the output data. The encoder may include a prediction module, which is configured to generate prediction data including reference data and residual data, from the source data.

Abstract: A device that may implement a video encoder may include generating a video display that includes groups of encoded pictures selected based on comparisons between different groups of encoded pictures that are generated according to separate, independent encoding schemes. Input pictures may include multiple subgroups of one or more input pictures. Each subgroup of pictures may be encoded multiple times, according to separate, independent encoding schemes to generate multiple candidate encoded groups associated with each subgroup. For each subgroup, one candidate encoded group may be selected as encoded pictures associated with the subgroup. The selected encoded pictures may be used to generate a video display that includes the encoded pictures associated with the plurality of subgroups.

Abstract: A multi-codec encoder includes a first partitioning unit and a second partitioning unit configured to receive first data and second data, respectively. Sequential frames of image data are alternately classified into the first data and the second data. The multi-codec encoder further includes a motion estimation module configured to generate motion estimation information, based on the first data and reference data, a first codec configured to encode the first data with the motion estimation information, and a second codec configured to encode the second data with the motion estimation information.

Abstract: In one example embodiment, a multimedia codec includes a reader configured to read a first frame in an image group according to a field mode indicated by a mode selection signal, and produce a top field and a bottom field for the first frame. The multimedia codec further includes an encoding component configured to encode the top field in an intra mode and encode the bottom field in an inter mode.

Abstract: A device that may implement a video encoder may include generating a video display that includes groups of encoded pictures selected based on comparisons between different groups of encoded pictures that are generated according to separate, independent encoding schemes. Input pictures may include multiple subgroups of one or more input pictures. Each subgroup of pictures may be encoded multiple times, according to separate, independent encoding schemes to generate multiple candidate encoded groups associated with each subgroup. For each subgroup, one candidate encoded group may be selected as encoded pictures associated with the subgroup. The selected encoded pictures may be used to generate a video display that includes the encoded pictures associated with the plurality of subgroups.

Abstract: A method of decoding image data includes operating a decoder including a decoding buffer and a decoding module, wherein the decoding module includes a plurality of decoding channels, setting a non-shared memory region and a shared memory region in the decoding buffer, restoring a plurality of frames by decoding a bitstream using the plurality of decoding channels, determining a type of each of the frames, and writing each frame to one of the non-shared memory region or the shared memory region based on the type of each frame.

Abstract: A method of operating a semiconductor device includes receiving a video stream including a plurality of frames encoded in a hierarchical manner. Each frame is classified as one of a plurality of layers, and the plurality of layers includes a first layer and a second layer. The method further includes decoding the frames classified as the first layer in a chronological order, storing the decoded frames classified as the first layer in a decoded picture buffer (DPB), decoding a latest one of the frames classified as the second layer, storing the decoded latest one of the frames classified as the second layer in the DPB, reading the DPB to display the latest one of the frames classified as the second layer, and decoding and displaying the frames classified as the second layer other than the latest one of the frames classified as the second layer in a reverse chronological order.

Abstract: A method of operating an image processing according to an example embodiment includes generating a plurality of encoded bitstreams having different resolutions using an original image output from a video source, generating a plurality of restored images corresponding to the plurality of encoded bitstreams, respectively, the plurality of restored images having a same resolution as a first resolution of the original image, and outputting one of the plurality of encoded bitstreams, based on the plurality of restored images and the original image.

Abstract: In one example embodiment, a multimedia codec includes a reader configured to read a first frame in an image group according to a field mode indicated by a mode selection signal, and produce a top field and a bottom field for the first frame. The multimedia codec further includes an encoding component configured to encode the top field in an intra mode and encode the bottom field in an inter mode.