Abstract: A display device includes a first substrate, an organic light-emitting-element layer disposed on the first substrate, an encapsulation layer disposed on the organic light-emitting-element layer, and a lens array layer disposed on the encapsulation layer. The lens array layer includes a lens layer including multiple lenses, and a second substrate disposed (e.g., directly disposed) on the lenses. The second substrate includes multiple concave depressions corresponding to shapes of the lenses.

Abstract: A lithium secondary battery including: a gel polymer electrolyte which is a polymerization reaction product of a composition containing a lithium salt, an organic solvent, an oligomer, a lithium salt-based additive, and a polymerization initiator; a positive electrode containing a lithium iron phosphate-based composite oxide; a negative electrode containing a negative electrode active material; and a separator disposed between the positive electrode and the negative electrode, wherein the oligomer is a polyvinylidene fluoride-based polymer containing a vinyl group or an acrylate group at the end thereof, the lithium salt-based additive is at least one selected from the group consisting of lithium difluoro oxalato borate, lithium tetrafluoro borate, lithium 2-trifluoromethyl-4,5-dicyanoimidazolide, and lithium difluorophosphate, and the lithium salt is different from the lithium salt-based additive.

Abstract: A light emitting display device can include a display panel configured to display an image, a driver configured to drive the display panel, and a power supply configured to supply a high-level voltage to a first power line of the display panel. Also, the power supply includes a voltage controller configured to receive, from the driver, a vertical synchronization signal and current amount information of the high-level voltage for driving of the display panel, and boost the high-level voltage to be supplied to the display panel during a vertical blank period, based on the vertical synchronization signal and the current amount information of the high-level voltage.

Abstract: A display apparatus includes pixels. Each of the pixels includes a first node controller applying a data voltage to a first node, a second node controller shifting a voltage of a second node from a low level driving voltage to an on pulse voltage, a third node controller applying a reference voltage having an on level to a third node during a first period in one frame and applying the low level driving voltage to the third node during a second period, a driving transistor being on-duty-driven during the first period and off-duty-driven during the second period, and a light emitting device including an anode electrode connected to the second electrode of the driving transistor and a cathode electrode. The light emitting device emits light responsive to a constant current applied from the driving transistor during the first period and does not emit light during the second period.

Abstract: Disclosed is an injection including donepezil-containing microspheres.

Abstract: A pixel circuit, a display device, and a mobile terminal including the display device are disclosed. The pixel circuit includes one or more first switch elements configured to be turned on in response to a first gate signal; one or more second switch elements configured to be turned on in response to a second gate signal; one or more third switch elements configured to be turned on in response to a third gate signal; an internal gate signal generator configured to receive the first gate signal and the second gate signal to output the third gate signal; and a driving element configured to drive a light emitting element.

Abstract: An electroluminescence display apparatus includes a display panel including a plurality of pixels connected to a first power line, a power circuit converting a final feedback driving voltage input through a first input terminal thereof to output a high level driving voltage to a first position of the first power line through a first output terminal thereof, and a feedback control circuit receiving the high level driving voltage as a first feedback driving voltage, receiving a second feedback driving voltage from a second position of the first power line, and supplying the first input terminal of the power circuit with the final feedback driving voltage adjusted based on a first output contribution rate of the first feedback driving voltage and a second output contribution rate of the second feedback driving voltage.

Abstract: A display apparatus includes a plurality of pixels. A pixel includes a first capacitor connected between a first voltage line receiving a first driving signal and a first node, a first transistor comprising a control electrode connected to the first node, a first electrode connected to a second voltage line receiving a first power source signal and a second electrode connected to a second node, an organic light emitting diode comprising an anode electrode connected to the second node and a cathode electrode receiving a second power source signal, a second capacitor connected between an m-th data line and the second node (wherein, ‘m’ is a natural number) and a second transistor comprising a control electrode connected to an n-th scan line (wherein, ‘n’ is a natural number), a first electrode connected to the first node and a second electrode connected to the second node.

Abstract: A power control device of a display apparatus includes a display panel configured to include a plurality of pixels, a panel driver configured to drive the display panel, a power control unit configured to output a power control signal into which one or more pieces of control command data are encoded, and a power source unit configured to shift an output level of a source voltage needed for an operation of each of the display panel and the panel driver, based on the control command data, wherein the control command data comprises a plurality of control pulses where a logic low period and a logic high period are alternated, and the logic low period is implemented with two or more different lengths.

Abstract: Disclosed is a display device and a driving method thereof, and a mobile terminal. The display device includes a display panel on which a plurality of data lines, a plurality of gate lines, and a plurality of pixels to which a pixel driving voltage is supplied are disposed, a display panel driving circuit configured to scan the plurality of pixels and write pixel data to the plurality of pixels during a refresh frame period of a refresh frame; and a power circuit configured to output a pixel driving voltage and decrease the pixel driving voltage in a skip frame period of a skip frame in which scanning of the plurality of pixels is skipped.

Abstract: A pixel circuit, a display device, and a mobile terminal including the display device are disclosed. The pixel circuit includes one or more first switch elements configured to be turned on in response to a first gate signal; one or more second switch elements configured to be turned on in response to a second gate signal; one or more third switch elements configured to be turned on in response to a third gate signal; an internal gate signal generator configured to receive the first gate signal and the second gate signal to output the third gate signal; and a driving element configured to drive a light emitting element.

Abstract: A light emitting display device can include a display panel configured to display an image, a driver configured to drive the display panel, and a power supply configured to supply a high-level voltage to a first power line of the display panel. Also, the power supply includes a voltage controller configured to receive, from the driver, a vertical synchronization signal and current amount information of the high-level voltage for driving of the display panel, and boost the high-level voltage to be supplied to the display panel during a vertical blank period, based on the vertical synchronization signal and the current amount information of the high-level voltage.

Abstract: A device for controlling a data interface of a display apparatus, can include a timing controller to encode one data transfer packet including image data according to a pixel clock to output the one data transfer packet to an interface line, and a source driver to decode the one data transfer packet to recover the image data. Also, the image data includes first image data of a first color and second image data of a second color between a first delimiter signal having a first logic value and a second delimiter signal having a second logic value, a most significant bit of the first image data is closer to the first delimiter signal than a least significant bit of the first image data, and a most significant bit of the second image data is closer to the second delimiter signal than a least significant bit of the second image.

Abstract: A display panel includes a plurality of pixels. Each of the pixels includes a first transistor having a gate electrode connected to a first node and a first electrode to which a high level driving voltage is applied, a light emitting device having an anode electrode connected to a second electrode of the first transistor and a cathode electrode to which a low level driving voltage is applied, a second transistor applying a fixing voltage to the first node based on a first gate signal, a third transistor applying a data voltage to a second node based on the first gate signal, a fourth transistor connecting the second node to an input terminal for the low level driving voltage based on a second gate signal having a phase opposite to a phase of the first gate signal, and a capacitor between the first node and the second node.

Abstract: A display apparatus includes pixels. Each of the pixels includes a first node controller applying a data voltage to a first node, a second node controller shifting a voltage of a second node from a low level driving voltage to an on pulse voltage, a third node controller applying a reference voltage having an on level to a third node during a first period in one frame and applying the low level driving voltage to the third node during a second period, a driving transistor being on-duty-driven during the first period and off-duty-driven during the second period, and a light emitting device including an anode electrode connected to the second electrode of the driving transistor and a cathode electrode. The light emitting device emits light responsive to a constant current applied from the driving transistor during the first period and does not emit light during the second period.

Abstract: An electroluminescence display apparatus includes a display panel including a plurality of pixels connected to a first power line, a power circuit converting a final feedback driving voltage input through a first input terminal thereof to output a high level driving voltage to a first position of the first power line through a first output terminal thereof, and a feedback control circuit receiving the high level driving voltage as a first feedback driving voltage, receiving a second feedback driving voltage from a second position of the first power line, and supplying the first input terminal of the power circuit with the final feedback driving voltage adjusted based on a first output contribution rate of the first feedback driving voltage and a second output contribution rate of the second feedback driving voltage.

Abstract: A light emitting display device includes a display panel, a power supply configured to supply a first potential voltage and a second potential voltage to the display panel, and a switch circuit unit configured to sense the first potential voltage applied to the display panel and to feedback the first potential voltage to the power supply, wherein the power supply compensates for the first potential voltage based on the first potential voltage fed back from the switch circuit unit and to output the compensated first potential voltage.

Abstract: An electroluminescence display device lowers peak brightness of a screen image based on a preset peak luminance control (PLC) curve as an average picture level (APL) of the image is increased. The electroluminescence display device includes a memory and a timing controller. The memory stores an ELVDD reference profile for defining EVDD adjusting levels for adjusting a high-potential pixel voltage applied to pixels of the screen image in units of 1 image frame and an MDATA reference profile for defining Max data adjusting values for adjusting image data applied to the pixels of the screen image in the units of 1 image frame, for matching target peak brightness for each preset APL section with the PLC curve. The timing controller calculates an EVDD adjusting value and a Max data adjusting value of a first image frame based on an analysis result of image data of the first image frame and information stored in the memory and modulates image data of the first image frame based on the Max data adjusting value.

Abstract: A light emitting display device includes a display panel, a power supply configured to supply a first potential voltage and a second potential voltage to the display panel, and a switch circuit unit configured to sense the first potential voltage applied to the display panel and to feedback the first potential voltage to the power supply, wherein the power supply compensates for the first potential voltage based on the first potential voltage fed back from the switch circuit unit and to output the compensated first potential voltage.

Abstract: An electroluminescence display device lowers peak brightness of a screen image based on a preset peak luminance control (PLC) curve as an average picture level (APL) of the image is increased. The electroluminescence display device includes a memory and a timing controller. The memory stores an ELVDD reference profile for defining EVDD adjusting levels for adjusting a high-potential pixel voltage applied to pixels of the screen image in units of 1 image frame and an MDATA reference profile for defining Max data adjusting values for adjusting image data applied to the pixels of the screen image in the units of 1 image frame, for matching target peak brightness for each preset APL section with the PLC curve. The timing controller calculates an EVDD adjusting value and a Max data adjusting value of a first image frame based on an analysis result of image data of the first image frame and information stored in the memory and modulates image data of the first image frame based on the Max data adjusting value.