Abstract: The present invention relates to an optoelectronic chip for receiving a sample for optical examination, having a carrier layer, a thin-film lightguide having an active region, in which the sample interacts with a guided mode of the thin-film lightguide, wherein at least one scattering structure is arranged in the active region, which scatters a part of the light guided in the thin-film lightguide, whereby a reference light field is produced. The invention further relates to an optical system having such a chip. The system is used for the marker-free analysis of particles, particularly biomolecules in their natural environment.

Abstract: Methods, apparatus, systems, and articles of manufacture are disclosed to map multi-display positions. An example apparatus includes processor circuitry to cause a first display to present a first image, cause a second display to present a second image, detect a first reflection based on the first image, detect a second reflection based on the second image, and determine a position of the first display relative to the second display based on the first reflection and the second reflection.

Abstract: A display apparatus, control method, electronic device, and computer-readable storage medium are provided. The display apparatus includes a display substrate and a source driver. The display substrate includes a plurality of data signal lines, and the source driver includes a first cache module, a second cache module, an operation conversion module, and an output module. The first cache module includes M first cache units for caching N initial data at intervals. The second cache module includes M second cache units. The operation conversion module is configured to send P initial data to corresponding P second cache units according to the control signal, calculate (M-P) interpolation data based on Q initial data, and send (M-P) interpolation data to (M-P) second cache units other than P second cache units. The output module is configured to output M data cached by M second cache units to a plurality of data signal lines.

Abstract: A display device includes a display panel including a pixel, a voltage generator for generating a plurality of driving voltages, an illuminance sensor for sensing an amount of ambient light of the display panel and generating a sensing value corresponding to a sensing result, and a driver for generating a data signal transferred to the pixel. The driver controls the voltage generator to change at least one driving voltage among the plurality of driving voltages, based on the sensing value.

Abstract: Techniques for an optical waveguide with homogenous light intensity output are described herein. In an example, an optical waveguide system includes an optical waveguide substrate and a first holographic layer coupled to the optical waveguide substrate and configured to inject light into the optical waveguide substrate as injected light. The optical waveguide system also includes a second holographic layer coupled to the optical waveguide substrate and configured to receive the injected light and output the injected light as output lights in a direction. The second holographic layer is characterized by a varying diffraction efficiency and the output lights have a homogenous intensity at a distance from the second holographic layer.

Abstract: An image processing apparatus that causes an image to be displayed includes a selection unit configured to select at least one image from among a plurality of images, a display control unit configured to cause the image selected by the selection unit to be displayed, a change unit configured to change a display attribute of the image displayed by the display control unit, and an acquisition unit configured to, if the display attribute is changed by the change unit, acquire a high-resolution image of the image whose display attribute is changed, wherein upon completion of acquisition of the high-resolution image by the acquisition unit, the display control unit causes the high-resolution image to be displayed.

Abstract: A display panel and a display apparatus are provided. The display panel includes multiple data lines, multiple scan lines, and multiple sub-pixels. The multiple sub-pixels include a first sub-pixel and a second sub-pixel, and the first sub-pixel and the second sub-pixel are adjacent to each other in a same row and are connected to a same data line. During display of one frame of image, the first sub-pixel receives a first data signal, and the second sub-pixel receives a second data signal. The polarity of the first data signal is opposite to the polarity of the second data signal. A display grayscale of the first sub-pixel after adjustment is less than or equal to a grayscale corresponding to the first data signal, and a difference between a display grayscale of the second sub-pixel after adjustment and a grayscale corresponding to the second data signal falls within a preset range.

Abstract: An organic light emitting display apparatus includes a base layer, a circuit element layer, a display element layer, an encapsulation layer, and a sealing member. The circuit element layer includes a power supply line on the base layer and an auxiliary power supply pattern on and connected to the power supply line. The display element layer includes a first electrode, a light emitting layer, and a second electrode, which are sequentially stacked on the circuit element layer. The second electrode is electrically connected to the auxiliary power supply pattern. The sealing member is between the circuit element layer and the encapsulation layer to overlap with the auxiliary power supply pattern when viewed in a plan view.

Abstract: In some examples, a display device includes a panel, a scaler circuit, and a backlight control circuit. In some examples, the scaler circuit receives a panel identification from the panel and determines a backlight module driving configuration based on the panel identification. In some examples, the backlight control circuit receives the backlight module driving configuration from the scaler circuit and controls a backlight for the panel based on the backlight module driving configuration.

Abstract: Various embodiments of the present disclosure encompass a visual image sequence controller (40) for controlling an augmentation of a visual imaging sequence acquisition of an interventional imaging sequence in a rendered augmented view of an image-guided intervention by an augmented reality device (30). The visual imaging sequence acquisition (42) includes, for each interventional image of the interventional imaging sequence (23), an interactive virtual indicator of a sequence number of a corresponding interventional image within the interventional imaging sequence (23) and an imaging parameter of the imaging modality (20) (e.g., a direction, a rotation and/or an angulation of the imaging modality (20)) during an acquisition of the corresponding interventional image by the imaging modality (20). The controller (40) interfaces with the imaging modality (20) and/or a display (24, 31) responsive to a user interaction with at least one of the interactive virtual indicators.

Abstract: An output amplifier circuit, and a display driver and a display device including the output amplifier circuit. The output amplifier circuit includes: first to nth amplifiers which receive first to nth input voltages and generate first to nth output voltages by amplifying the respective first to nth input voltages; first to Kth bias circuits which are provided corresponding to each of first to Kth amplifier groups formed by grouping the first to nth amplifiers into K groups, and each generates a bias voltage for setting a current value of an operating current of the amplifiers; first to Kth wirings which supply the bias voltage generated by each of the first to Kth bias circuits to the first to Kth amplifier groups respectively; and a switch circuit which, when in an ON state, connects one wiring among the first to Kth wirings with another wiring different from the one wiring.

Abstract: A voltage setting method for a display device includes applying a first black data voltage corresponding to a first maximum luminance of a plurality of maximum luminances while measuring a luminance of the display device; setting a second offset for a second maximum luminance of the plurality of maximum luminances, which corresponds to a first luminance period in which an emission duty ratio is varied, the second offset being a difference between the first black data voltage and a second black data voltage corresponding to the second maximum luminance; similarly setting a third offset for a third maximum luminance of the plurality of maximum luminances; and setting offsets corresponding to remaining maximum luminances except the first to third maximum luminances, based on the first black data voltage for the first maximum luminance, the second offset for the second maximum luminance, and the third offset for the third maximum luminance.

Abstract: An electronic device including a first driving circuit, a processor, and a data driver is disclosed. The first driving circuit is configured to receive a first driving signal and generates a sensing signal. The data driver is coupled to the first driving circuit and the processor. An operation period of the electronic device includes a first detection phase and a compensation phase. The compensation phase is after the first detection phase. During the first detection phase, the data driver provides the first driving signal to the first driving circuit and receives the sensing signal from the first driving circuit. Based on the sensing signal, the processor calculates a first compensation value corresponding to the first driving circuit. In the compensation phase, the data driver generates a second driving signal based on the first compensation value and provides the second driving signal to the first driving circuit.

Abstract: An electronic device having an authentication method with high security is provided. The electronic device includes a pixel portion, a sensor portion, and an authentication portion. The pixel portion includes a display element and a light-receiving element. The pixel portion includes a first region and has a function of making the display element of the first region emit light. The pixel portion has a function of obtaining first authentication information by capturing an image of an object that is in contact with the first region with the use of the light-receiving element. The sensor portion includes a second region and has a function of obtaining second authentication information by capturing an image of an object that is in contact with the second region. The authentication portion has a function of performing first authentication processing using the first authentication information.

Abstract: A pixel circuit includes a first connection point, a second connection point, a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth transistor, a sixth transistor, a seventh transistor, an eighth transistor, a ninth transistor, and a first capacitor. A first control signal, a second control signal, an emission control signal, a system high voltage, a system low voltage, a first reference voltage, and a second reference voltage received by the first transistor, the second transistor, the third transistor, the fourth transistor, the fifth transistor, the sixth transistor, the seventh transistor, the eighth transistor, and the ninth transistor are set to electrically test the first connection point, the second connection point, the first transistor, the second transistor, the third transistor, the fifth transistor, the sixth transistor, the seventh transistor, and the first capacitor.

Abstract: A display panel includes a light-emitting element and a pixel circuit. The pixel circuit includes a drive circuit and a coupling device. A control terminal of the drive circuit is electrically connected to a first node. A first terminal of the coupling device is electrically connected to a target voltage signal line, and a second terminal of the coupling device is electrically connected to the first node. The light-emitting element includes a first color light-emitting element and a second color light-emitting element. The pixel circuit includes a first pixel circuit and a second pixel circuit. The first pixel circuit is electrically connected to the first color light-emitting element, the second pixel circuit is electrically connected to the second color light-emitting element, and a capacitance value of a coupling device in the first pixel circuit is different from a capacitance value of a coupling device in the second pixel circuit.

Abstract: An apparatus for compensating a viewing angle of a display device includes a first processer configured to calculate target information by applying a weight to target luminance for each pixel of a display panel and generate at least one lookup table based on the target information; and a second processor configured to calculate, for each pixel of the display panel, a target luminance value corresponding to an input image data input to the display panel by referring to the at least one lookup table, calculate a first luminance difference value between the luminance of the input image data and the target luminance, and supply a second luminance difference value calculated by applying a gain to the luminance difference value to each pixel of the display panel.

Abstract: A display device includes a display panel which displays an image, a data driver which provides a data voltage to the display panel, and a power management circuit which provides an analog power voltage to the data driver through an output terminal. The power management circuit measures a load current output through the output terminal, and increases a voltage level of the analog power voltage based on the load current at a first increase time point within a blank period.

Abstract: Provided is a display panel includes a pixel circuit and a light-emitting element. The pixel circuit includes a drive circuit, a data write circuit and a bias compensation circuit. The operation process of the pixel circuit includes a data write stage, a first bias compensation stage and a second bias compensation stage. In the data write stage, the data write circuit is turned on, and a data voltage terminal writes a data voltage signal to a first terminal of the drive circuit. In the first bias compensation stage, the data write circuit is turned on, and the data voltage terminal writes the data voltage signal to the first terminal of the drive circuit. In the second bias compensation stage, the bias compensation circuit is turned on, and a bias compensation voltage terminal writes a bias adjustment voltage signal to the first terminal of the drive circuit.

Abstract: A spectral filter includes: a plurality of first filter arrays, each of the plurality of first filter arrays including a plurality of band filters; and a plurality of second filter arrays respectively provided on the plurality of first filter arrays, each of the plurality of second filter arrays including a plurality of unit filters respectively corresponding to the plurality of band filters. Each of the plurality of unit filters includes: a first reflecting plate; a second reflecting plate disposed above the first reflecting plate; and a plurality of cavities disposed between the first and second reflecting plates, each of the plurality of cavities having central wavelengths of different bands. Each of the plurality of cavities includes a cavity lower layer, a cavity upper layer, and a dielectric separation layer disposed between the cavity lower layer and the cavity upper layer.