Abstract: A display device includes: a display panel; and a window on the display panel, wherein the window includes a glass substrate having a thickness of 20 micrometers (?m) to 100 ?m, and the glass substrate contains, on a basis of an entirety of the glass substrate, more than 75 mol % and less than 85 mol % of SiO2, more than 10 mol % and less than 20 mol % of Na2O, and more than 0 mol % and less than 10 mol % of CaO, respectively.

Abstract: An operating method of a controller that controls a memory device, comprises: generating a data chunk including user data to be programmed in a page of the memory device and an internal parity generated by performing first ECC encoding on the user data, the internal parity being generated when a size of the user data is smaller than a size of a data area of the page, generating a page chunk including the data chunk, meta data of the user data and an external parity generated by performing second ECC encoding on the meta data and the data chunk, and controlling the memory device to program the page chunk into the page.

Abstract: The present disclosure relates to a robot configured to determine a delivery priority among a plurality of destinations based on weight information of an article, and a delivery method using such a robot. The robot may communicate with other electronic devices and a server in a 5G communication environment.

Abstract: The present invention relates to a positive electrode active material and a lithium secondary battery using a positive electrode containing the positive electrode active material. More particularly, the present invention relates to a positive electrode active material that is able to solve a problem of increased resistance according to an increase in Ni content by forming a charge transport channel in a lithium composite oxide and a lithium secondary battery using a positive electrode containing the positive electrode active material.

Abstract: Provided is a fluorine-doped tin oxide support, a platinum catalyst for a fuel cell having the same, and a method for producing the same. Also described is a high electrical conductivity and electrochemical durability by doping fluorine to the tin oxide-based support through an electrospinning process. Thus, while resolving a degradation issue of the carbon support in the conventional commercially available platinum/carbon (Pt/C) catalyst, what is designed is to minimize an electrochemical elution of dopant or tin, which is a limitation of the tin oxide support itself and has excellent performance as a catalyst for a fuel cell.

Abstract: A quantum dot including a core that includes a first semiconductor nanocrystal including zinc and selenium, and optionally sulfur and/or tellurium, and a shell that includes a second semiconductor nanocrystal including zinc, and at least one of sulfur or selenium is disclosed. The quantum dot has an average particle diameter of greater than or equal to about 13 nm, an emission peak wavelength in a range of about 440 nm to about 470 nm, and a full width at half maximum (FWHM) of an emission wavelength of less than about 25 nm. A method for preparing the quantum dot, a quantum dot-polymer composite including the quantum dot, and an electronic device including the quantum dot is also disclosed.

Abstract: A memory system includes a memory device, a system memory, and a controller. The memory device includes a page storing a first chunk including first user data and first meta data and a second chunk including second user data and second meta data. The system memory stores an address map table for a physical address of the page in which the first chunk and the second chunk are stored and a logical address mapped to the physical address. The controller is configured to perform a read operation of the page by recovering the first meta data using the physical address of the first chunk and the address map table, and outputting the second user data using the second meta data of the second chunk on which an error correction operation has passed, when an error correction operation on the first chunk has failed.

Abstract: A glass article having a glass composition including about 60 mol% to about 70 mol% of SiO2, about 5 mol% to about 15 mol% of Al2O3, about 5 mol% to about 15 mol% of Na2O, about 5 mol% to about 15 mol% of Li2O, about 0 mol% to about 5 mol% of MgO, and about 0 mol% to about 5 mol% of ZrO2 based on a total weight of the glass composition, where a thickness of the glass article is in a range of about 20 µm to about 100 µm, and the glass composition satisfies the following Relational Expression: 0.3 < A12O3/(Na2O + Li2O) ? 1, in which Al2O3, Na2O, and Li2O denote contents (mol%) of respective components in the glass composition.

Abstract: A glass composition article including as a glass composition, wherein the glass composition includes about 60 to about 75 mole percent (mol %) of SiO2, about 3 to about 10 mol % of Al2O3, about 3 to about 10 mol % of Na2O, about 10 to about 25 mol % of Li2O, 0 to about 1 mol % of P2O5, and about 1 to about 5 mol % of ZrO2, wherein each amount is based on 100 mole percent total of the glass composition, wherein a thickness of the glass article is in a range of about 20 micrometers to about 100 micrometers, and wherein the glass composition satisfies Mathematical Expression 1: 0.1<(Al2O3)/(R2O)<0.5??Mathematical Expression 1 wherein (R2O) represents a total mole percent of Na2O and Li2O combined, and (Al2O3) represents mole percent of Al2O3.

Abstract: A display device comprises pixels arranged along rows and columns, and including light-emitting elements, a first transistor for supplying a driving current to the light-emitting elements, a second transistor for supplying a data voltage to a first node at a gate electrode of the first transistor, a third transistor for electrically connecting a second node, which is at a first electrode of the light-emitting elements, and a sensing line, and a fourth transistor for electrically connecting a third node, which is at a second electrode of the light-emitting elements, and the sensing line, and a display driver for driving the pixels, for sensing voltages of the second node and the third node to calculate a driving voltage across the light-emitting elements, and for compensating for the data voltage in case that the driving voltage exceeds a reference voltage.

Abstract: A display device includes pixels electrically connected to a plurality of scan lines and a plurality of data lines, respectively, a scan driver that provides a scan signal to each of the plurality of scan lines, a voltage supply that supplies a first gate voltage to the scan driver through a first gate power line, and a voltage compensator. The voltage compensator senses a partial voltage of the first gate voltage applied to the scan driver through a feedback line. The voltage compensator compensates the first gate voltage with a second gate voltage in case that the sensed first gate voltage is greater than a first reference voltage.

Abstract: An operating method of a controller that controls a memory device, comprises: generating a data chunk including user data to be programmed in a page of the memory device and an internal parity generated by performing first ECC encoding on the user data, the internal parity being generated when a size of the user data is smaller than a size of a data area of the page, generating a page chunk including the data chunk, meta data of the user data and an external parity generated by performing second ECC encoding on the meta data and the data chunk, and controlling the memory device to program the page chunk into the page.

Abstract: A display device includes pixels electrically connected to a plurality of scan lines and a plurality of data lines, respectively, a scan driver that provides a scan signal to each of the plurality of scan lines, a voltage supply that supplies a first gate voltage to the scan driver through a first gate power line, and a voltage compensator. The voltage compensator senses a partial voltage of the first gate voltage applied to the scan driver through a feedback line. The voltage compensator compensates the first gate voltage with a second gate voltage in case that the sensed first gate voltage is greater than a first reference voltage.

Abstract: Disclosed are a controller and an operating method thereof. According to an embodiment of the present disclosure, a controller that controls a memory device, comprises: a host interface for determining a remaining resource index and outputting a task scheduling instruction when a data throughput determined based on data inputted/outputted between a host and the controller is lower than a maximum throughput required under a current workload pattern; and a processor for: selecting, in response to the task scheduling instruction, at least one of a plurality of internal tasks based on the remaining resource index and resource consumption indexes of the respective internal tasks, and performing the selected internal task while performing an input/output task.

Abstract: A memory system includes a memory device, a system memory, and a controller. The memory device includes a page storing a first chunk including first user data and first meta data and a second chunk including second user data and second meta data. The system memory stores an address map table for a physical address of the page in which the first or second chunk is stored and a logical address mapped to the physical address. The controller is configured to perform a read operation of the page by recovering the first meta data using the physical address of the first chunk and the address map table, and outputting the second user data using the second meta data of the second chunk on which an error correction operation has passed, when an error correction operation on the first chunk has failed.

Abstract: A display device includes a plurality of pixels on a substrate, each of the plurality of pixels including a pixel circuit to drive a plurality of light emitting elements, wherein the pixel circuit of each of the plurality of pixels includes: a first transistor configured to supply a driving current to a first electrode of the light emitting elements; and a plurality of light emitting groups, each of the light emitting groups including some of the light emitting elements and a bypass unit connected between the first electrode and a second electrode of the some of the light emitting elements to selectively bypass a part of the driving current.

Abstract: A display device includes a plurality of pixels on a substrate, each of the plurality of pixels including a pixel circuit to drive a plurality of light emitting elements, wherein the pixel circuit of each of the plurality of pixels includes: a first transistor configured to supply a driving current to a first electrode of the light emitting elements; and a plurality of light emitting groups, each of the light emitting groups including some of the light emitting elements and a bypass unit connected between the first electrode and a second electrode of the some of the light emitting elements to selectively bypass a part of the driving current.

Abstract: A backlight unit includes a light source module including a first connection pin and a second connection pin electrically connected to the first connection pin, a power converter which provides a driving voltage to the light source module, a connector which receives a first enable signal via a first signal line and provides a second enable signal via a second signal line and a driving circuit which controls a generation of the driving voltage from the power converter in response to the second enable signal. When the connector is electrically connected to the first and second connection pins, the first enable signal is transmitted to the first connection pin via the first signal line and the connector, and the second enable signal from the second connection pin is provided to the driving circuit via the connector and the second signal line.

Abstract: A cradle according to an embodiment may include a housing to be coupled to display modules having various sizes and a light source driver inside the housing. The light source driver may generate a first driving voltage and a second driving voltage to be provided to a light source of the display module coupled to the housing. When the display module has a first size, the light source driver may supply only the first driving voltage to the display module. When the display module has a second size, larger than the first size, the light source driver outputs both the first and second driving voltages to the display module.

Abstract: A backlight unit includes a light source module including a first connection pin and a second connection pin electrically connected to the first connection pin, a power converter which provides a driving voltage to the light source module, a connector which receives a first enable signal via a first signal line and provides a second enable signal via a second signal line and a driving circuit which controls a generation of the driving voltage from the power converter in response to the second enable signal. When the connector is electrically connected to the first and second connection pins, the first enable signal is transmitted to the first connection pin via the first signal line and the connector, and the second enable signal from the second connection pin is provided to the driving circuit via the connector and the second signal line.