Abstract: A method of processing audio data, an electronic device, and a storage medium, which relates to a field of artificial intelligence, in particular to a field of speech processing technology. The method includes: processing spectral data of the audio data to obtain a first feature information; obtaining a fundamental frequency indication information according to the first feature information, wherein the fundamental frequency indication information indicates valid audio data of the first feature information and invalid audio data of the first feature information; obtaining a fundamental frequency information and a spectral energy information according to the first feature information and the fundamental frequency indication information; and obtaining a harmonic structure information of the audio data according to the fundamental frequency information and the spectral energy information.

Abstract: An anti-peeping backlight module is formed by stacking an upper backlight module, a lower backlight module and a reflecting film disposed below the lower backlight module, wherein the upper backlight module is a transparent module, the lower backlight module is a transparent module or a non-transparent module, the upper backlight module is a collimating backlight module or a diffusion backlight module, the lower backlight module is a collimating backlight module or a diffusion backlight module, and the upper backlight module and the lower backlight module have different properties. The anti-peeping backlight module realizes beam splitting and collimation and can be used as various backlight modules, the beam splitting angle is adjustable, the efficiency is high, and can be controlled independently.

Abstract: A multifunctional mason jar sealing device comprises a mason jar main machine and a sealing converter; the mason jar main machine comprises an isolation plate and a first sleeve, an other side of the isolation plate is arranged with a receiving cavity, and a vacuum pump is arranged in the receiving cavity, the first sleeve is used to install the first mason jar body; both ends of the seal converter are respectively arranged with a connecting part detachably connected with the first and second sleeve, and a circle lid is arranged in the second sleeve; when the mason jar body extends into the sleeve, the vacuum pump draws out the air in the mason jar body and the sleeve to seal the mason jar body and the circular lid. The disclosure can seal the mason jar by the self-contained vacuum pump, and seal the mason jars of different diameters.

Abstract: An integrated injection-molded light includes a light source module and a power supply module. The light source module includes a case with a sealed cavity, a circuit board located in the sealed cavity, and illuminants and electronic components arranged on the circuit board. The power supply module includes a line tube, and a power supply line fixed in the line tube and electrically connected to the circuit board. The manufacturing method includes: electrically connecting the power supply line and the circuit board via a connecting conductive wire; and forming, through injection molding, the line tube that wraps around the power supply line and the case in which the circuit board, illuminants and electronic components are sealed. The case enclosing the circuit board, illuminants and electronic components and the line tube enclosing the power supply line are formed integrally through injection molding. Thus, the light is water-proof.

Abstract: The disclosure provides a button-type lithium ion battery and a method for fabricating the same. The lithium ion battery includes a shell, a winding core, a center upright, a pole and tabs, wherein the shell is internally provided with a cavity, the winding core is arranged in the cavity, at least one end of the center upright is provided with an opening, the pole is arranged on the shell, the tabs are connected with the winding core, and the tabs extend to the inside of the opening and are electrically connected with the pole. According to the disclosure, the relatively thick pole is electrically connected with the winding core and then embedded into the center uptight so that the space inside the center upright is sufficiently utilized, the whole thickness of the shell is reduced and the utilization space of the battery is increased.

Abstract: An apparatus and a method for importing fluid, and a method for tearing film are provided. The apparatus imports fluid into a product and tears a breathable film covered on the product, the product defines a vent in a surface, the breathable film covers on the vent. The apparatus includes a transfer assembly and a controller. The breathable film is connected to the transfer assembly. The controller is coupled to the transfer assembly and configured to control the transfer assembly to vertically move relative to the surface of the product to tear the breathable film from the vent.

Abstract: Embodiments of this application provide methods, apparatuses, and systems for physical cell identifier (PCI) conflict detection and optimization.

Abstract: The invention discloses a full current control battery module and an energy storage system of full current control battery, belonging to the field of electric energy storage, wherein the full current control battery module comprises an energy transmission control unit, a relay energy unit and a current control unit. The invention can realize the separate current control of each battery module and isolate the influence of the current generated by the external DC system on the battery module.

Abstract: A display substrate and a display device are provided. The first display region includes a first light-emitting element, and allows light from the first side to be at least partially transmitted to the second side. The first winding portion of the first signal line extends along a curve, the first winding portion, the first bending portion, and the first connecting portion are located in the second display region. The first signal line is configured to transmit a first driving signal to the first pixel circuit to drive the first light-emitting element to emit light. The second signal line is configured to transmit a second driving signal to the second pixel circuit and the third pixel circuit to drive the second light-emitting element and the third light-emitting element to emit light. The third signal line is floating, and is in the second display region and extends along the first direction.

Abstract: A method and an apparatus are provided. The method includes: generating, by an access point (AP), a first frame including P station information fields, each of which corresponds to one resource unit (RU) allocated to a first station (STA), wherein P is a positive integer greater than 1, each station information field further includes end indication information, which indicates whether the station information field is the last station information field in the P station information fields. The AP may allocate P RUs to the first STA, and indicate the P RUs to the first STA through the P station information fields in the first frame. According to the application, a resource allocation manner of the AP can be more flexible, a frequency selective gain of an OFDMA system can be effectively improved, and a system capacity can be increased.

Abstract: There are disclosed an electrically tunable metasurface and a method for modulating propagation characteristics of an incident plane wave. The electrically tunable metasurface comprising: i) a plurality of scatterer rings, each one of the plurality of scatterer rings including bow-tie radiator elements, the bow-tie radiator elements in a corresponding scatterer ring having a same geometric configuration; and ii) a plurality of electrodes, each electrode being configured to provide a biasing voltage to the corresponding scatterer ring. The method comprising: i) receiving, by an electrically tunable metasurface, the incident plane wave; and ii) modulating the propagation characteristics of the incident plane wave by providing specific biasing voltage to the corresponding scatterer rings.

Abstract: A method for coding a video implemented in an encoder or a decoder, comprising: determining control point motion vectors, CPMVs, for a block according to affine inter-prediction, according to a preselected affine motion model, the block being an affine block; performing motion compensation for the block using a pixel-based motion vector field according to values of the CPMVs, upon fulfilling at least one of the following conditions: A) for a predefined size of a sub-block of M×M, during processing of one line, respectively, of the sub-block the number of lines of the reference picture is less than N, where N is an integer and N is larger than 2.