Abstract: Disclosed are a display panel and a display apparatus, wherein the display panel includes a plurality of first signal lines extending along a first direction and a plurality of pixel units arranged in an array in the first direction and a second direction; at least one pixel unit among the plurality of pixel units includes a component group and a drive chip configured to drive the component group to emit light; the component group includes K light emitting elements, and the drive chip includes K signal channel terminals, K is a positive integer greater than or equal to 2; for a pixel unit in a j-th row and an i-th column, cathodes of the K light emitting elements are electrically connected with an i-th first signal line, and an anode of an s-th light emitting element is electrically connected with an s-th signal channel terminal of the drive chip.

Abstract: An array substrate and a driving method therefor, and a display apparatus are disclosed. The array substrate includes: a base substrate; and a plurality of pixels located on the base substrate, where the plurality of pixels are arranged in an array in a first direction and a second direction. At least one pixel of the plurality of pixels includes: sub-pixels, and a pixel driving chip for driving each sub-pixel in the pixel. The array substrate further includes: a plurality of addressing signal lines located on the base substrate, where the addressing signal lines are coupled to addressing signal ends of pixel driving chips of a row of the pixels arranged in the first direction; and a plurality of data lines located on the base substrate, where the data lines are coupled to data signal ends of pixel driving chips of a column of the pixels arranged in the second direction.

Abstract: Embodiments of the present disclosure provide an electronic device and a display driving method. The electronic device includes a plurality of device groups and a plurality of driving elements; a first terminal of at least one device group among the plurality of device groups is coupled with a positive signal line, a second terminal of at least one device group among the plurality of device groups is coupled with an output terminal of any one of the plurality of driving elements, and a reference voltage terminal of any one of the plurality of driving elements is configured to be coupled with a reference signal line.

Abstract: A pixel unit includes N light-emitting devices and a pixel driving chip. The pixel driving chip includes: a data signal terminal used to receive a data signal; a power supply signal terminal used to receive a power supply signal; and N signal channel terminals being in one-to-one correspondence with the N light-emitting devices. A first electrode of a first light-emitting device in the N light-emitting devices is configured to be coupled to the power supply signal terminal, a second electrode of an n-th light-emitting device in the N light-emitting devices is coupled to a first electrode of an (n+1)-th light-emitting device and an n-th signal channel terminal in the N signal channel terminals; N is a positive integer greater than 1, and n is a positive integer greater than or equal to 1 and less than or equal to N.

Abstract: An array substrate and a driving method therefor, and a display apparatus are disclosed. The array substrate includes: a base substrate; and a plurality of pixels located on the base substrate, where the plurality of pixels are arranged in an array in a first direction and a second direction. At least one pixel of the plurality of pixels includes: sub-pixels, and a pixel driving chip for driving each sub-pixel in the pixel. The array substrate further includes: a plurality of addressing signal lines located on the base substrate, where the addressing signal lines are coupled to addressing signal ends of pixel driving chips of a row of the pixels arranged in the first direction; and a plurality of data lines located on the base substrate, where the data lines are coupled to data signal ends of pixel driving chips of a column of the pixels arranged in the second direction.

Abstract: A display panel includes: a backplane, light-emitting devices, first electrodes, and connection traces. The backplane includes a first surface, a second surface opposite thereto, and side surfaces connecting the two surfaces. At least one of the side surfaces is a selected side surface. The light-emitting devices are disposed on the first surface. The first electrodes are disposed on the first surface and are proximate to the selected side surface. Each connection trace includes a first trace segment, a second trace segment, and a third trace segment that are connected in sequence. The first trace segment is disposed on the first surface, and the first trace segment is electrically connected to a first electrode. The second trace segment is disposed on the selected side surface. The third trace segment is disposed on the second surface, and is configured to be electrically connected to a flexible printed circuit.

Abstract: The present disclosure provides a display apparatus, a display panel, and a method of driving a display panel. The display panel includes: a base substrate; a pixel array disposed on the base substrate, and including one or more pixel groups each of which includes a plurality of pixels; and a plurality of pixel driving chips disposed on the base substrate and configured to drive the pixel array to display, each of the pixel driving chips including a data signal terminal for receiving data signals and a control signal terminal, where for each of the pixel groups, the plurality of pixels in the pixel group are connected to a common pixel driving chip. A display frame of the display panel includes an address assignment stage and a data signal transmission stage.

Abstract: A pixel unit includes N light-emitting devices and a pixel driving chip. The pixel driving chip includes: a data signal terminal used to receive a data signal; a power supply signal terminal used to receive a power supply signal; and N signal channel terminals being in one-to-one correspondence with the N light-emitting devices. A first electrode of a first light-emitting device in the N light-emitting devices is configured to be coupled to the power supply signal terminal, a second electrode of an n-th light-emitting device in the N light-emitting devices is coupled to a first electrode of an (n+1)-th light-emitting device and an n-th signal channel terminal in the N signal channel terminals; N is a positive integer greater than 1, and n is a positive integer greater than or equal to 1 and less than or equal to N.

Abstract: Disclosed are a display panel and a display apparatus, wherein the display panel includes a plurality of first signal lines extending along a first direction and a plurality of pixel units arranged in an array in the first direction and a second direction; at least one pixel unit among the plurality of pixel units includes a component group and a drive chip configured to drive the component group to emit light; the component group includes K light emitting elements, and the drive chip includes K signal channel terminals, K is a positive integer greater than or equal to 2; for a pixel unit in a j-th row and an i-th column, cathodes of the K light emitting elements are electrically connected with an i-th first signal line, and an anode of an s-th light emitting element is electrically connected with an s-th signal channel terminal of the drive chip.

Abstract: An array substrate and a driving method therefor, and a display apparatus are disclosed. The array substrate includes: a base substrate; and a plurality of pixels located on the base substrate, where the plurality of pixels are arranged in an array in a first direction and a second direction. At least one pixel of the plurality of pixels includes: sub-pixels, and a pixel driving chip for driving each sub-pixel in the pixel. The array substrate further includes: a plurality of addressing signal lines located on the base substrate, where the addressing signal lines are coupled to addressing signal ends of pixel driving chips of a row of the pixels arranged in the first direction; and a plurality of data lines located on the base substrate, where the data lines are coupled to data signal ends of pixel driving chips of a column of the pixels arranged in the second direction.

Abstract: Provided are an intermediate for synthesizing a camptothecin derivative, a preparation method therefor, and the use thereof. An intermediate A can be obtained from 3-fluoro-4-methylaniline by means of acylation, bromination, and cross-coupling reactions. The intermediate A can be used for preparing an intermediate B to further prepare exatecan mesylate. The intermediate compound B can be obtained from the intermediate A by means of a rearrangement reaction, and exatecan mesylate can be obtained from the intermediate compound B by means of deprotection for acetamido and amino at the a site, a condensation reaction, and a hydrolysis reaction. The reaction starting materials have a low price, the reaction conditions of each step are moderate, the operation is simple, and the yield is high, such that the intermediate is suitable for industrial production.

Abstract: A signal acquisition circuit is provided in the present disclosure. The signal acquisition circuit includes a signal acquisition electrode, wherein the at least one signal acquisition electrode is provided with a signal acquisition branch circuit, and the signal acquisition electrode is provided with a feedback network branch circuit. A first terminal of the signal acquisition branch circuit is electrically connected to the signal acquisition electrode, a second terminal of the signal acquisition branch circuit is electrically connected to a signal input terminal of a signal processing module. A first terminal of the feedback network branch circuit is electrically connected to the signal acquisition electrode, a second terminal of the feedback network branch circuit is electrically connected to a Driven-Right-Leg Circuit.

Abstract: There is provided an electronic device for detecting apnea and a computer-readable storage medium. The electronic device includes: at least one of an electroencephalographic sensor configured to detect electroencephalographic data of a user or a nasal airflow sensor configured to detect nasal airflow data of the user; and a controller communicatively coupled to the at least one of the electroencephalographic sensor or the nasal airflow sensor. The controller is configured to determine a candidate apnea event based on at least the electroencephalographic data or the nasal airflow data.

Abstract: A sleep intervention equipment, system and method are provided. The sleep intervention equipment includes a physical sign detection device, a first processor, and a sleep intervention device. The first processor is communicatively connected to the physical sign detection device and the sleep intervention device, respectively. The physical sign detection device is configured to detect a user's physical information without touching the user, and send the physical information to the first processor. The first processor is configured to determine a sleep stage and/or breath state of the user according to the physical information, and send a corresponding control instruction to the sleep intervention device according to the sleep stage and/or breath state of the user. The sleep intervention device is configured to perform a corresponding sleep intervention behavior in response to the control instruction. The sleep stage includes a waking state, an approaching waking state, or a sleep state.

Abstract: A touch input device is provided. The touch input device includes a touch panel and a touch control. The touch panel includes a number of touch sensor groups, each touch sensor group includes a line of touch sensors, each touch sensor produces a touch signal in response to a user's touch, the touch sensor groups are arranged on the touch panel one by one along a predetermined path, the quantity of touch sensors of each touch sensor group is increased or decreased gradually, and the arrangement direction of the touch sensors of each touch sensor group is perpendicular to the direction of the predetermined path. The touch control is connected to the touch panel and is used to receive the touch signals produced by the touch sensor, and determine a touch path according to the changes of the quantity of the received touch signals.

Abstract: An electronic device includes a power management unit, a touch panel including a first touch area and a second touch area, a first indicator, a second indicator, and a processing unit. The first touch area and the second touch area are respectively located on two sides of the touch panel, and is used to produce touch signals in response to a user's touch. The position of the first indicator and a second indicator are respectively corresponding to the first touch area and the second touch area. The processing unit controls the power management unit to provide power to the first indicator only when determining the first touch area is touched by the user according to the touch signals received by it, and control the power management unit to provide power to the second indicator only when determining the second touch area is touched.

Abstract: A control circuit for an electrical load in an electronic device includes a voltage divider, a current measurement circuit, a variable-current-output switch and a comparison circuit, the voltage entering the load and the voltage (and thus current) exiting from the load being monitored and compared to a reference voltage, any difference causing the switch to dynamically adjust the level of current being supplied, to protect the load from sudden variations in power supply and ensure a stable and constant supply of power.

Abstract: An LED lighting device is provided. The LED lighting device includes a processing unit, a sensor, a MOSFET, and an LED. When the sensor detects a frequency or voltage fluctuation, the processing unit modulates the duty cycle of the MOSFET to reduce the energy consumption of the LED light device and improve the efficiency of luminance of the LED lighting device.

Abstract: A touch input device is provided. The touch input device includes a touch panel and a touch control. The touch panel includes a number of touch sensor groups, each touch sensor group includes a line of touch sensors, each touch sensor produces a touch signal in response to a user's touch, the touch sensor groups are arranged on the touch panel one by one along a predetermined path, the quantity of touch sensors of each touch sensor group is increased or decreased gradually, and the arrangement direction of the touch sensors of each touch sensor group is perpendicular to the direction of the predetermined path. The touch control is connected to the touch panel and is used to receive the touch signals produced by the touch sensor, and determine a touch path according to the changes of the quantity of the received touch signals.

Abstract: An electronic device includes a power management unit, a touch panel including a first touch area and a second touch area, a first indicator, a second indicator, and a processing unit. The first touch area and the second touch area are respectively located on two sides of the touch panel, and is used to produce touch signals in response to a user's touch. The position of the first indicator and a second indicator are respectively corresponding to the first touch area and the second touch area. The processing unit controls the power management unit to provide power to the first indicator only when determining the first touch area is touched by the user according to the touch signals received by it, and control the power management unit to provide power to the second indicator only when determining the second touch area is touched.