Abstract: A delivery planning device includes an algorithm calculation unit that has a model of a neural network that determines a route for a moving body on which a delivery target used for replenishment of an inventory is loaded to travel around a plurality of nodes to replenish an inventory. The algorithm calculation unit inputs features of a moving body including a moving speed and a maximum load amount and features of a node including an inventory consumption speed and a maximum inventory capacity to the model.

Abstract: The present disclosure relates to a solar cell, a manufacturing method for a solar cell, and a photovoltaic module. The solar cell includes: a substrate layer having a first surface and a second surface opposite to each other; a tunneling layer disposed on the first surface; a polysilicon layer disposed on a side of the tunneling layer away from the first surface and having a first region and a second region arranged coplanar, an element doping concentration in the first region being greater than that in the second region, an element doping width in the first region being smaller than that in the second region, and the first region being distributed along a boundary of the second region; and an electrode comprising a first electrode electrically connected to the second region and a second electrode disposed on a side of the second surface.

Abstract: Provided is a method for manufacturing a solar cell, including: providing a substrate having a first surface and a second surface opposite to each other forming a first doped layer on the second surface and concurrently forming a second doped layer on a target doped dielectric layer; patterning the second doped layer, including removing portions of the second doped layer; etching away the portion of the target doped dielectric layer over the first region; etching away a portion of the target doped semiconductor layer over the first region, and etching away a portion of the second doped layer over the second region; and etching away the portion of the target doped dielectric layer over the second region, a portion of the target doped semiconductor layer over the second region being reserved as a doped semiconductor portion. The respective first regions and the respective second regions are alternatingly distributed.

Abstract: An optical imaging lens including a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element, a seventh lens element, an eighth lens element, and a ninth lens element sequentially along an optical axis from an object side to an image side is provided. The first lens element has positive refracting power. A periphery region of the image-side surface of the third lens element is convex. A periphery region of the object-side surface of the fifth lens element is convex. The sixth lens element has positive refracting power. A periphery region of the image-side surface of the seventh lens element is convex. Lens elements of the optical imaging lens are only the nine lens elements described above, and the optical imaging lens satisfies: ALT/Tavg2345?10.000.

Abstract: Methods and arrangements for supporting serving of multiple wireless devices by a radio network node of a wireless communication network. It is obtained channel estimation accuracy degradation information for at least one of the multiple wireless devices, wherein the channel estimation accuracy degradation information for respective one of the at least one wireless devices indicates a prediction of a degradation of radio channel estimation accuracy for this wireless device during TDD downlink slots. The multiple wireless devices are being scheduled in the TDD downlink slots based on the obtained channel estimation accuracy degradation information, such that the greater the predicted degradation of radio channel estimation accuracy is for a wireless device among the wireless devices, the greater influence is applied for scheduling the wireless device early among the TDD downlink slots.

Abstract: Provided are a method for preparing a solar cell, a solar cell, and a photovoltaic module. The method for preparing a solar cell includes: performing double-sided texturing on a silicon substrate; performing boron diffusion on the silicon substrate to form a boron diffusion layer and a borosilicate glass layer on both a front side and a back side of the silicon substrate; the front side of the silicon substrate having a first region and a second region, and removing the borosilicate glass layer and the boron diffusion layer in the second region by using laser, wherein wet oxygen and dry oxygen are introduced during the boron diffusion on the silicon substrate with a ratio ? of the wet oxygen to the dry oxygen satisfying 0%<??20%; a density ?1 of the borosilicate glass layer satisfies 1.32 g/cm3<?1?2.65 g/cm3.

Abstract: A solar cell includes a semiconductor substrate including a main light receiving surface and a back surface arranged opposite thereto; a light trapping microstructure arranged on the main light receiving surface, the light trapping microstructure including a plurality of pyramid microstructures; a doped conductive layer located in an upper region of at least part of the pyramid microstructures and spaced apart from a bottom surface of at least part of the pyramid microstructures; a passivation layer located on a surface of the light trapping microstructure; a first electrode, the first electrode at least partially extending through the passivation layer and being in ohmic contact with the doped conductive layer; a back passivation contact structure located on the back surface; and a second electrode, the second electrode being in ohmic contact with the back passivation contact structure.

Abstract: A photovoltaic module, including a cell string including cells, including a substrate including a first side and a second side. The first side includes first and second regions. The first region includes a boron-doped silicon structure. The second side includes third and fourth regions. The third region includes a tunneling oxide layer and a phosphorus-doped conductive layer. The cell includes first and second surfaces, and includes a first electrode on the first surface and a second electrode on the second surface. The first surface of the first cell and the second surface of the second cell are located on a same side. The first electrode of the first cell is connected to the second electrode of the adjacent second cell through a solder strip. The second electrode of the first cell is connected to the first electrode of the adjacent second cell through the solder strip.

Abstract: Provided are a solar cell and a photovoltaic module. The solar cell includes a solar cell body and a light-transmitting layer. The solar cell body includes a substrate and a passivation layer. The passivation layer is located on a side of the solar cell body facing a light-receiving surface. The light-transmitting layer is arranged on a side of the passivation layer away from the substrate. The light-transmitting layer includes an adhesive film layer, light-converting particles, and anti-reflection particles. The light-converting particles and the anti-reflection particles are arranged over the solar cell body through the adhesive film layer. An average diameter of the anti-reflection particles is less than or equal to that of the light-converting particles.

Abstract: The present application relates to a solar cell and a manufacturing method thereof. The solar cell includes a substrate, a first electrode, and a second electrode. A front side of the substrate includes a first region and a second region. The first region has a first pyramid structure. The second region has a second pyramid structure. An apex of the first pyramid structure is higher than an apex of the second pyramid structure. The first region has a first diffusion-doped region. A back side of the substrate includes a third region and a fourth region. A tunnel layer and a doped semiconductor layer are sequentially stacked on a side of the third region away from the substrate. The fourth region has a third pyramid structure.

Abstract: A tour route generation apparatus according to an aspect of the present disclosure is a tour route generation apparatus for generating a tour route of a moving body having demand places where resources supplied by the moving body are demanded and supply places where the resources are supplied to the moving body as visit destinations, the tour route generation apparatus including: a training data generation unit configured to generate training data for training a model for generating the tour route by using generation conditions including conditions for generating information on the demand places and conditions for generating information on the supply places; and a model training unit configured to learn a policy represented by the model through reinforcement learning using the training data.

Abstract: A computer-implemented method for training spatial resampling modules includes: down-sampling, by a down-sampling module, an input image data to generate a down-sampled image data; up-sampling, by an up-sampling module, the down-sampled image data to generate a first up-sampled image data; analyzing, by a plurality of analysis models corresponding to a plurality of tasks, the first up-sampled image data; and training the down-sampling module based on a loss function associated with the plurality of analysis models according to the input image data and the first up-sampled image data.

Abstract: Embodiments of the present disclosure relate to the technical field of photovoltaic, and provide a solar cell and a method for manufacturing the same. The solar cell includes a substrate, and the substrate includes a first surface and a second surface opposite to each other. At least one of the first surface and the second surface is formed as a textured surface including a plurality of pyramidal structures, and side walls of at least some of the plurality of pyramidal structures are formed with pleated portions. One respective pleated portion of the pleated portions has a first length and includes at least one scale-like protrusion within the first length, a side wall including the respective pleated portion has a second length, and a ratio of the first length to the second length is greater than or equal to 0.5.

Abstract: Embodiments herein relate to, for example, a method performed by a radio network node (12) for handling communication in a wireless communication network. The radio network node (12) determines a time correlation coefficient in a channel time correlation function, and then schedules one or more resources for a UE (10) taking the time correlation coefficient into account.

Abstract: A solar cell is provided, including a substrate having a first surface and a second surface, the first surface having a textured structure including protrusion structures, at least one doped semiconductor layer each formed over one of the first surface and the second surface, at least one passivation film each formed on a respective doped semiconductor layer, and electrodes penetrating a respective passivation film to be in electrical contact with the respective doped semiconductor layer. Each doped semiconductor layer has a surface facing away from the substrate and provided with recesses, and each recess has a size that is smaller than a size of any of the protrusion structures. Each passivation film has at least one portion formed in at least one of the recesses, and each electrode has at least one portion formed in at least one of the recesses.

Abstract: A grouping device according to an aspect of the present disclosure is a grouping device that groups targets in work directions when predetermined work is performed and includes a grouping unit that groups the targets on which the work is performed at one time into an identical group by an entity performing the work based on the work direction of the targets.

Abstract: Various embodiments of the present disclosure provide a method for precoder generation. The method which may be performed by a communication device comprises: estimating slot-based channel temporal auto-correlation according to a set of channel estimates of reference signals. In accordance with an exemplary embodiment, the method further comprises: selecting a precoder for a first slot from a set of precoder candidates according to the slot-based channel temporal auto-correlation. The set of precoder candidates may be calculated by using at least part of the set of the channel estimates of the reference signals.

Abstract: Disclosed is a method for manufacturing solar cell. The method includes: providing a solar cell substrate; forming a first initial electrode on the solar cell substrate; and controlling a laser to perform a continuous moving irradiation on the solar cell substrate, and performing a laser-assisted sintering treatment on the first initial electrode to form a first electrode and obtain the solar cell. The number of times the laser is controlled to perform the continuous moving irradiation on the solar cell substrate is at least once. There is a target irradiation process among all continuous moving irradiation processes, in which a moving direction of the laser and a longitudinal extension direction of the first electrode intersect with each other and are perpendicular to a thickness direction of the solar cell substrate.

Abstract: A photovoltaic cell is provided, including a substrate having a front surface with metal pattern regions and a rear surface opposite to the front surface, a diffusion region disposed in a portion of the substrate corresponding to a respective metal pattern region of the plurality of metal pattern regions, a passivation structure disposed on the front surface at the respective metal pattern region, a tunneling layer formed on the rear surface and a doped conductive layer stacked over the tunneling layer. A doping element concentration of the diffusion region is greater than a doping element concentration of the substrate.

Abstract: The embodiments of the present disclosure relate to the field of photovoltaics, and provide a solar cell, a preparing method for the same, and a photovoltaic module, which can at least improve cell efficiency. The solar cell comprises: a substrate having a front surface and a back surface opposite each other; a doped region formed in the front surface of the substrate, where the doped region comprises first doped regions in the front surface corresponding to the metal regions; first electrodes disposed over the substrate corresponding to the metal regions and electrically connected to the first doped regions; a passivation contact structure disposed on the back surface of the metal regions; second electrodes disposed over the passivation contact structure corresponding to the metal regions and electrically connected to the passivation contact structure.