Samsung Electronics Co., Ltd.

Samsung Display Co., Ltd.

Jeong-Eun Kim

Jin-Han Kim

Jae-Young Park

Yeong-Seop Lee

Dong-Chul Lee

Kyoung-Hun Kim

Eun-Jin Baek

Yong-Gu Cho

Hyoung-Jun Go

Myung-Sop Lee

Hyeon-Beom Kim

Seok-Hong Jeong

Kyoung-Suk Oh

Jung-Hun Woo

Jong-Hyun Yim

Jae-Wook Cho

Sung-Ho Jung

Chung-Hee Lee

Sung-Il Jang

Dae-Bin Noh

Joo-Hyung Lee

Jong-Woong Park

Yong-Seok Choi

Byung-Ki Chun

Sung-Eun Park

Geun-Young Jeong

Hee-Joon Kim

Myung-Ho Lee

Ji-Yeon Yang

Dong-Hyun Song

Jang-Hwan Kim

Shea-Yun Lee

Young-Sik Lee

Sun-Mi Yoo

Dong-kun Shin

Chang-Seok Bae

Hye Ju Kim

Jaerim Oh

Namyoon Woo

So Dam Hwang

Taehyung Kwon

Seungho Song

A storage device includes a memory device and a solid state drive used as a cache memory for the memory device. The solid state drive includes a storage unit including a plurality of nonvolatile memory cells, a memory controller configured to control the storage unit, and a data management unit configured to manage pieces of data, stored in the storage unit, in order of less recent access time. The data management unit may set at least one of the pieces of data, stored in the storage unit, as cold data based on a data access point in time, and may send an internal trim command for the cold data to the memory controller when a valid data ratio of the storage unit is higher than a reference valid ratio. The memory controller may perform an internal trim operation on the cold data.

Storage device supporting trim operation and storage system including the same

Disclosed is a storage device comprises a non-volatile memory configured to store data; a storage controller configured to determine a time to back up recovery data when a sudden power-off occurs and to perform a data dump operation according to a dump level determined based on the determined time when a user data dump fails; and a power loss protection (PLP) integrated circuit configured to measure at least one of a discharge time or remaining time of an auxiliary power supply when the sudden power-off occurs and to provide at least one of discharge time information or remaining time information to the storage controller, wherein the storage controller is configured to determine a minimum recovery data backup time in case of a user data dump failure using the at least one of the discharge time information or the remaining time information.

Storage device and recovery data backup method thereof

A memory storage device includes a non-volatile memory including a plurality of memory blocks and a memory controller configured to control the non-volatile memory, wherein the memory controller is configured to provide host data including write data to the non-volatile memory, wherein the memory controller is configured to perform a garbage collection operation on the memory blocks to provide garbage collection data to the non-volatile memory when a free block count of the memory blocks is smaller than a first threshold value, and wherein the memory controller is configured to increase a capacity for providing the host data when the free block count of the memory blocks is greater than a second threshold value less than the first threshold value and a valid page count of the first memory block among the memory blocks is less than a third threshold value.

Memory storage device and electronic device including a nonvolatile memory with configurable capacity for providing host data

A wearable electronic device may include: a housing including a front plate, a rear plate, and a side member surrounding an inner space between the front plate and the rear plate, wherein the side member includes at least one portion including an external opening and an inner channel connecting between the inner space and the external opening: an insulating structure inserted into the inner channel; a conductive path partially embedded in the insulating structure, wherein the conductive path includes a first end exposed to the inner space and a second end exposed to the external opening; at least one printed circuit board positioned in the inner space and electrically connected to the first end of the conductive path; a display exposed through the front plate; and a band structure connected to the portion of the housing and configured to be mounted on a portion of a human body. The band structure may include a conductive rod movably inserted into the external opening and electrically connected to the second end of the conductive path, and an electronic component at least partially embedded in the band structure and electrically connected to the conductive rod. Other various embodiments may also exist.

Wearable electronic device including band

Provided is a method of manufacturing a transparent circuit substrate for a touch screen. The method may involve forming an electrode layer on a transparent substrate, stacking a light shielding layer on the transparent substrate such that the light shielding layer is located on an outside of the electrode layer, stacking a mask on the light shielding layer and the electrode layer, forming a conductive layer on the mask, forming connecting lines for connecting the electrode layer and connecting terminals by removing the mask and a portion of the conductive layer, and forming the connecting terminals on the light shielding layer such that the connecting terminals contact the connecting lines.

Method of manufacturing transparent circuit substrate for touch screen

A method of signal-processing input image data of a display device including a plurality of pixels, each pixel including a green subpixel and one of a red subpixel and a blue subpixel, the method includes: performing a gamma-conversion on input image data corresponding to the one of the red subpixel and the blue subpixel in each pixel; distributing the gamma-converted input image data corresponding to a center pixel to image data of a pixel in a vertical direction based on the center pixel by a first ratio; and distributing the gamma-converted input image data corresponding to the center pixel to image data of a pixel in a horizontal direction based on the center pixel by a second ratio, where the green subpixel and the one of the red subpixel and the blue subpixel are diagonally disposed in each pixel.

Signal processing method, signal processor, and display device including signal processor

An image processing apparatus and image processing method are disclosed. The image processing apparatus includes an image input unit receiving input image data to obtain grayscale values of a display image, a modeling unit calculating a luminance change ratio for each grayscale value according to a change of an on-pixel ratio and a final luminance reflected by the luminance change ratio, a grayscale re-mapping unit determining a compensation grayscale value for compensating a luminance change ratio according to the on-pixel ratio of the input image data to display a target luminance corresponding to a predetermined grayscale value included in grayscale information of the input image data in the on-pixel ratio condition of the input image data, and an image output unit outputting an output image data compensating the input image data by the compensation grayscale value.

Image processing apparatus and method for increasing image quality and reducing power consumption

Provided herein is a capacitive-type touch panel. The capacitive-type touch panel may include a first transparent substrate, a first conductive layer positioned on the first transparent substrate, a sensor layer having a second conductive layer spaced from the first conductive layer by a spacer, and a second transparent substrate positioned on the sensor layer. The first conductive layer and the second conductive layer may be transparent.

Touch panel and touch screen having the same

An organic light emitting display capable of improving display quality is disclosed. The organic light emitting display includes pixels positioned at intersections of scan lines and data lines, a data driver for generating data signals to be supplied to the data lines using second data, and a data processing unit for generating a second data whose bit value is changed in consideration of brightness distribution of first data items supplied from the outside.

Organic light emitting display and method of driving the same

A user device includes a flash memory configured to store an index including a plurality of index nodes and a controller configured to control the flash memory. The controller is configured to detect a pointer ID corresponding to a selected key of a first index node, translate the detected pointer ID to an index address by using a pointer table, and access a second index node corresponding to the selected key by using the index address.

User device including flash memory storing index and index accessing method thereof

A display substrate includes a pixel, an organic layer and a shorting pad structure. The pixel electrode is arranged at a display area of a base substrate, and the pixel electrode is electrically connected to a transistor connected to a gate line and data line. The organic layer is arranged at the base substrate, and the organic layer is arranged between the transistor and the pixel electrode. The shorting pad structure is disposed at a peripheral area of the display area, and the shorting pad structure includes a first pad electrode at a lower height, a second pad electrode at a higher height, and a first height compensation pattern interposed between the first and second pad electrodes. A contact hole is defined through the organic layer so that second pad electrode can be electrically connected there through to the first pad electrode.

Display substrate, method of manufacturing the display substrate and display apparatus having the display substrate

An embodiment of a data storage apparatus includes a storage medium, a flash memory buffer configured to store write data to be written in the storage medium, and a controller configured to compare the amount of unused space in the flash memory buffer to a first reference value, compare the amount of valid data in the flash memory buffer to a second reference value, and in response to the comparisons, conducts either a block reclaim operation on the flash memory buffer or a buffer flush operation to transfer valid data from the flash memory buffer to the storage medium. An embodiment of a method for managing a data storage apparatus includes determining when to perform a reclaim operation on a nonvolatile memory buffer, and performing the reclaim operation by moving data either physically or virtually within the nonvolatile memory buffer.

Data storage apparatus with block reclaim for nonvolatile buffer

Growing community of inventors

Yongin, South Korea

Jeong-Eun Kim