Abstract: A signal processing method for performing processing of logarithmic compression with base k on to-be-processed signal (k being greater than 1), comprising: acquiring value of integer part of a result of logarithmic compression corresponding to the to-be-processed signal; calculating fractional part evaluation parameter Q according to the to-be-processed signal and the value of the integer part, Q=d*kT?N, d being value of the to-be-processed signal and greater than 0, N being the value of the integer part, T being a preset constant; evaluating, according to the fractional part evaluation parameter and a preset correspondence table, value M of a fractional part corresponding to the fractional part evaluation parameter, the correspondence table having different fractional part evaluation parameters and values of the fractional part corresponding to the fractional part evaluation parameters; obtaining the result of logarithmic compression according to value N of the integer part and value M of the fractional part

Abstract: The present disclosure provides a connection pad and a substrate, and belongs to the field of display technology. The connection pad of the present disclosure includes a plurality of sub-pads and a first connection portion, wherein the plurality of sub-pads are spaced apart from each other and electrically connected through the first connecting portion. The connection pads in the embodiment of the present disclosure are formed by connecting the sub-pads through the first connection portion, that is, a certain gap exists between the sub-pads.

Abstract: Provided are an ultrasonic imaging method and device, and a storage medium. The ultrasonic imaging method includes: acquiring an ultrasonic echo signal; segmenting the ultrasonic echo signal into a first predetermined number of sub-echo signals according to scan depths; performing amplitude apodization on each sub-echo signal with a predetermined window function to obtain processed sub-echo signals; completing ultrasonic imaging according to the processed sub-echo signals.

Abstract: The present disclosure provides a chip structure, a packaging structure and a manufacturing method for the chip structure. The chip structure includes at least one chip body, each of which includes at least one radio frequency front-end device; the chip structure further includes a redistribution layer stacked on the chip body and at least one pin on the redistribution layer; each radio frequency front-end device corresponds to one pin, which is electrically connected to the radio frequency front-end device through an electrical connector extending through the redistribution layer; an extending direction of the radio frequency front-end device is consistent with an extending direction of the pin corresponding to the radio frequency front-end device; a surface of the pin distal to the redistribution layer is a first plane. In the present disclosure, with the first plane, the chip may be directly and electrically connected to a flexible circuit board.

Abstract: The present disclosure provides a display device and a driving method. The display device includes a display panel and a backlight module, where the display panel includes a plurality of display regions, the backlight module includes x light sources, each of the plurality of display regions corresponds to one of the light sources, each of the light sources includes a plurality of light emitting units which emit light of different colors, and x is a positive integer not smaller than 2. The driving method includes, after loading data signals to subpixels in one of the display regions, turning on a light emitting unit corresponding to the one of the display regions and at the same time, loading datap signals to subpixels in a next one of the display regions which is adjacent to the one of the display regions.

Abstract: A display device is provided. The display device includes a display module and an antenna module. The antenna module includes at least one antenna body for receiving a wireless signal; a signal transmission line coupled to the at least one antenna body; an antenna carrier plate having a working region and a bending region, the antenna carrier plate in the bending region is bent from a display surface to a non-display surface, so that the signal transmission line extends from the display surface to the non-display surface; an adapter circuit board on the non-display surface; and an adapter coupling the signal transmission line to the adapter circuit board to enable the adapter circuit board to be signal coupled to the at least one antenna body.

Abstract: A wearable device is provided, including: a main body; a display panel over the main body for displaying information; and a driving circuit coupled to the display panel, where the driving circuit is configured to control the display panel to switch between: a transparent non-displaying state in which the main body is viewable by a user, and a displaying state in which the information displayed is viewable by the user.

Abstract: Embodiments of the present disclosure provide a method of manufacturing an optoelectronic device epitaxial structure. The method includes forming a mask pattern on a base substrate, the mask pattern defining a plurality of growth regions on the base substrate, and the plurality of growth regions being separated from each other; and forming an optoelectronic device epitaxial structure in each of the plurality of growth regions; and removing the mask pattern.

Abstract: A shift register unit, a shift register, a gate driving circuit and a display device are provided. The control substrate, comprising a base substrate, at least one microwave transmission line and at least one voltage loading line on the base substrate, wherein the at least one microwave transmission line is in a one-to-one correspondence to the at least one voltage loading line, and an end of the at least one voltage loading line is connected to the corresponding microwave transmission line, where the at least one voltage loading line and the at least one microwave transmission line are made of a same metal material, and the at least one voltage loading line is a planar inductor.

Abstract: A display panel and a driving method thereof, and a display device are provided. The display panel includes a first display region, a second display region, and a control device. The first display region is on a side of the second display region, and the second display region includes N display sub-regions; and the control device is connected to the first display region and the second display region, respectively, and configured to control display of the first display region and display of the second display region in i time intervals within one frame period, and sequentially control the display of the first display region and display of an i-th display sub-region in the second display region in an i-th time interval, wherein 1?i?N, and N is a positive integer greater than or equal to 3.

Abstract: The present disclosure provides an acoustic wave transducer and a driving method thereof, The acoustic wave transducer includes cell groups, at least part of which each include acoustic wave transducer cells configured to perform a same operation, each acoustic wave transducer cell being configured to perform at least one of: converting an acoustic wave signal into an electrical signal and converting an electrical signal into an acoustic wave signal; and array element signal terminals, each of which is coupled to at least two adjacent cell groups, and is coupled to different cell groups through different switch devices, each switch device being configured to control connection and disconnection between the array element signal terminal and the cell group coupled to the switch device, and the cell groups coupled to an array element signal terminal and the cell groups coupled to an adjacent array element signal terminal are partly the same.

Abstract: A reaction device for a detection chip and a reaction system are provided. The reaction device includes a chip carrier and an electrical signal control unit. The chip carrier is configured to place and fix the detection chip; and the electrical signal control unit is configured to apply an electrical signal to the detection chip so as to drive a heating electrode of the detection chip.

Abstract: A detection chip, a using method for the same, and a reaction system. The detection chip includes a first substrate, a micro-cavity defining layer, and a heating electrode. The micro-cavity defining layer is on the first substrate and defines a plurality of micro-reaction chambers. The heating electrode is on the first substrate and is closer to the first substrate than the micro-cavity defining layer, and is configured to heat a plurality of micro-reaction chambers. The orthographic projection of the plurality of micro-reaction chambers on the first substrate is within the orthographic projection of the heating electrode on the first substrate.

Abstract: A wearable device is provided, including: a main body; a display panel over the main body for displaying information; and a driving circuit coupled to the display panel, where the driving circuit is configured to control the display panel to switch between: a transparent non-displaying state in which the main body is viewable by a user, and a displaying state in which the information displayed is viewable by the user.

Abstract: The present disclosure provides a display device and a driving method. The display device includes a display panel and a backlight module, where the display panel includes a plurality of display regions, the backlight module includes x light sources, each of the plurality of display regions corresponds to one of the light sources, each of the light sources includes a plurality of light emitting units which emit light of different colors, and x is a positive integer not smaller than 2. The driving method includes, after loading data signals to subpixels in one of the display regions, turning on a light emitting unit corresponding to the one of the display regions and at the same time, loading datap signals to subpixels in a next one of the display regions which is adjacent to the one of the display regions.

Abstract: A display panel includes: a first display area, including a plurality of first pixel units, wherein each of the first pixel units is provided with a first pixel driving circuit; a second display area, comprising a plurality of second pixel units, wherein the second pixel unit comprises a plurality of second sub-pixel units, and each of the second sub-pixel units is provided with a second sub-pixel driving circuit; and a plurality of switching units located within the second sub-pixels, wherein the switching units are connected between the second sub-pixel driving circuit and the corresponding source driving signal output terminal, and are configured to transmit, under control of a control signal, a data signal of the source driving signal output terminal to the second sub-pixel driving circuit.

Abstract: A shift register unit, a shift register, a gate driving circuit and a display device are provided. The control substrate, comprising a base substrate, at least one microwave transmission line and at least one voltage loading line on the base substrate, wherein the at least one microwave transmission line is in a one-to-one correspondence to the at least one voltage loading line, and an end of the at least one voltage loading line is connected to the corresponding microwave transmission line, where the at least one voltage loading line and the at least one microwave transmission line are made of a same metal material, and the at least one voltage loading line is a planar inductor.

Abstract: A display panel includes: a first display area, including a plurality of first pixel units, wherein each of the first pixel units is provided with a first pixel driving circuit; a second display area, comprising a plurality of second pixel units, wherein the second pixel unit comprises a plurality of second sub-pixel units, and each of the second sub-pixel units is provided with a second sub-pixel driving circuit; and a plurality of switching units located within the second sub-pixels, wherein the switching units are connected between the second sub-pixel driving circuit and the corresponding source driving signal output terminal, and are configured to transmit, under control of a control signal, a data signal of the source driving signal output terminal to the second sub-pixel driving circuit.

Abstract: A detection panel and a detection device are provided. The detection panel includes: a base substrate, a photoelectric conversion layer and a first insulating layer which are sequentially stacked on the base substrate; wherein the detection panel further comprises a plurality of interdigital electrodes located on a surface of a side of the first insulating layer away from the base substrate.

Abstract: Embodiments of the present disclosure provide a method of manufacturing an optoelectronic device epitaxial structure. The method includes forming a mask pattern on a base substrate, the mask pattern defining a plurality of growth regions on the base substrate, and the plurality of growth regions being separated from each other; and forming an optoelectronic device epitaxial structure in each of the plurality of growth regions; and removing the mask pattern.