Abstract: a first, a second, a third, and a fourth side plates of a battery casing are connected in sequence. The first and the third side plates are arranged opposite to each other, and the first side plate is shorter than the third side plate. The second and the fourth side plates are arranged opposite to each other, and the fourth side plate is shorter than the second side plate. A connecting plate adapted to mount a tab of a battery is provided between the first and the fourth side plates and connected to the first and the fourth side plates, and the connecting plate is shorter than the second and the third side plates. The first, the second, the third, and the fourth side plates and the connecting plate are located at the same side of a support plate, and work with the support plate to define an accommodating cavity.

Abstract: Provided are a method and apparatus for evaluating image relative definition, a device and a medium, relating to technologies such as computer vision, deep learning and intelligent medical. A specific implementation solution is: extracting a multi-scale feature of each image in an image set, where the multi-scale feature is used for representing definition features of objects having different sizes in an image; and scoring relative definition of each image in the image set according to the multi-scale feature by using a relative definition scoring model pre-trained, where the purpose for training the relative definition scoring model is to learn a feature related to image definition in the multi-scale feature.

Abstract: A surface acoustic wave resonator and a manufacturing method thereof are provided. The surface acoustic wave resonator includes a piezoelectric substrate, an interdigital transducer located on a surface of the piezoelectric substrate, and a suppression layer for suppressing a transverse mode arranged on at least one of the piezoelectric substrate and the interdigital transducer.

Abstract: A laterally excited bulk wave resonator includes a supporting plate; a piezoelectric base having a back side attached to the supporting plate, in which a cavity is defined on a side of the supporting plate facing toward the piezoelectric base; a lower interdigital transducer provided at a back side of the piezoelectric base and located in the cavity; and an upper interdigital transducer provided at a front side of the piezoelectric base corresponding to the lower interdigital transducer. A first interdigital electrode of the lower interdigital transducer has a same polarity as a second interdigital electrode of the upper interdigital transducer at a position corresponding to the first interdigital electrode.

Abstract: A method and apparatus for carrying a shelf. One specific implementation of the method comprises: receiving first task information from a task server (104); determining, according to an identifier of a shelf to be transported, the position of a shelf storage space (201) for storing the shelf as a starting point position; determining, according to an identifier of a first picking station, the position of a first buffer storage space in a buffer storage space set corresponding to the first picking station as an ending point position; generating first transporting information according to the determined starting point position and ending point position; and sending the first transporting information to automated guided vehicles (106,107), so that the automated guided vehicles (106,107) transport the shelf.

Abstract: The present disclosure provides an article picking method, server and system, and relates to the field of smart storage technology. The article picking method according to the present disclosure includes: determining an order picking position for an order to be picked for according to one or more articles required in the order to be picked for; selecting one or more shelves carrying one or more of the articles required in the order to be picked for according to information of one or more articles on candidate shelves and distances from the shelves to the order picking position; and driving one or more selected shelves to the order picking position to perform article picking.

Abstract: Disclosed is a method for controlling an automated guided vehicle, comprising: if an item transportation request is received, planning a path of a target automated guided vehicle to obtain an initial path; and performing the following control steps on the basis of the initial path: taking at least part of the travel path from the initial path as the path to-be-traveled; controlling the target automated guided vehicle to travel according to the path to-be-traveled determining whether the end position of the path to-be-traveled is the target end position, and if the end position of the to-be-traveled path is not the target end position, re-planning the path of the target automated guided vehicle, and taking the updated path as the initial path to continue the control steps.

Abstract: The present invention relates to a phase coded unsaturated modulation method and apparatus, distance and velocity measurement method using lidar and lidar system, by using phase-unsaturated modulation, a modulated laser signal includes both a single-frequency component and a phase-modulated component with the same or close energy ratio, wherein the single-frequency component can be used to obtain the velocity of relative motion between the platform and the target and to compensate for the frequency drift of a seed laser, the obtained relative Doppler frequency is used to construct a matched filter function to perform pulse compression of the phase-coded signal, and further to obtain the distance information between the target and the platform. The invention can simultaneously complete distance and velocity measurement with high accuracy, low error, small calculations and low system complexity.

Abstract: An acoustic wave device and a preparation method therefor, and a temperature control method of the acoustic wave. The preparation method comprises: providing a first substrate and a second substrate (S110); forming an acoustic wave structure on the first substrate (S120); forming a temperature measuring resistor on the first substrate (S130); forming a TEC device on the second substrate (S140); and bonding the first substrate and the second substrate via metal fusion to produce the acoustic wave device (S150).

Abstract: A method and apparatus for carrying a shelf. One specific implementation of the method comprises: receiving first task information from a task server (104); determining, according to an identifier of a shelf to be transported, the position of a shelf storage space (201) for storing the shelf as a starting point position; determining, according to an identifier of a first picking station, the position of a first buffer storage space in a buffer storage space set corresponding to the first picking station as an ending point position; generating first transporting information according to the determined starting point position and ending point position; and sending the first transporting information to automated guided vehicles (106,107), so that the automated guided vehicles (106,107) transport the shelf.

Abstract: The present disclosure provides an article picking method, server and system, and relates to the field of smart storage technology. The article picking method according to the present disclosure includes: determining an order picking position for an order to be picked for according to one or more articles required in the order to be picked for; selecting one or more shelves carrying one or more of the articles required in the order to be picked for according to information of one or more articles on candidate shelves and distances from the shelves to the order picking position; and driving one or more selected shelves to the order picking position to perform article picking.

Abstract: A method of self-adaption adjustment for post-printing treatment including steps of S1: printing a plurality of identifiers on a paper sheet for positioning actual locations of treatment on the paper sheet; S2: detecting the identifiers on the paper sheet, and locating the actual locations to be treated according to the locations of the identifiers and/or relative locations among the identifiers; and S3: adjusting locations of treatment from a post-printing treatment mechanism to the paper sheet according to the actual locations output in step S2. A system of self-adaption adjustment for post-printing treatment including a printing module, a detection module, a treatment module, a driving module and a post-printing treatment mechanism.

Abstract: A method of self-adaption adjustment for post-printing treatment including steps of S1: printing a plurality of identifiers on a paper sheet for positioning actual locations of treatment on the paper sheet; S2: detecting the identifiers on the paper sheet, and locating the actual locations to be treated according to the locations of the identifiers and/or relative locations among the identifiers; and S3: adjusting locations of treatment from a post-printing treatment mechanism to the paper sheet according to the actual locations output in step S2. A system of self-adaption adjustment for post-printing treatment including a printing module, a detection module, a treatment module, a driving module and a post-printing treatment mechanism.

Abstract: The present invention discloses a method for preparing a multilayer metal oxide nano-porous thin film gas sensitive material, in which the microsphere aqueous solution is self-assembled on a substrate covered with an insulating layer, to form a compact single-layer array template; the surface of these microspheres are etched by using a plasma etching method to reduce the pitches between the microspheres; the metal oxide thin film is deposited by a physical deposition method; the template is removed by ultrasonic treatment with a solvent to prepare a porous array metal oxide thin film; and annealing is performed in air atmosphere to obtain the metal oxide porous thin film gas sensitive material. The present invention can be used for preparing a regular porous array thin film gas sensitive material; the pore size of the prepared porous thin film material is uniform and controllable; and the combination of these materials is controllable.

Abstract: The present invention discloses a method for preparing a multilayer metal oxide nano-porous thin film gas sensitive material, in which the microsphere aqueous solution is self-assembled on a substrate covered with an insulating layer, to form a compact single-layer array template; the surface of these microspheres are etched by using a plasma etching method to reduce the pitches between the microspheres; the metal oxide thin film is deposited by a physical deposition method; the template is removed by ultrasonic treatment with a solvent to prepare a porous array metal oxide thin film; and annealing is performed in air atmosphere to obtain the metal oxide porous thin film gas sensitive material. The present invention can be used for preparing a regular porous array thin film gas sensitive material; the pore size of the prepared porous thin film material is uniform and controllable; and the combination of these materials is controllable.

Abstract: The present invention discloses a method and apparatus for an automatic variable creasing with a digital creaser. This method includes the following steps: determining a zero point position C0, a starting location C1, and a variable parameter X; transferring a paper sheet i to the creasing area of an creaser, and calculating creasing position P of the paper sheet according to the zero point position C0, the starting location C1, the variable parameter X and i, making an crease at the creasing position P. This apparatus is composed of a parameter obtaining module, a detection module, a transferring module, an creasing module, and a processing & control module. The present invention realizes the object of automatic variable creasing, making the variable creasing efficiency higher, the precision higher, facilitating binding and page turning of thick paper books.

Abstract: An apparatus for a dual mode low density parity check (LDPC) decoder including edge random access memory (RAM), last-in-first-out/first-in-first-out (LIFO/FIFO) RAM, channel RAM, and parallel datapath engines, where the datapath engines include a standard belief propagation decoding (SBD) datapath and a layered belief propagation decoding (LBD) datapath, where the SBD datapath includes a shifter, an accumulator, multiplexers, and a g( )_sbd calculator, and where the LBD datapath includes the shifter, the multiplexers, and a g?( )_lbd calculator.

Abstract: An apparatus for a dual mode low density parity check (LDPC) decoder including edge random access memory (RAM), last-in-first-out/first-in-first-out (LIFO/FIFO) RAM, channel RAM, and parallel datapath engines, where the datapath engines include a standard belief propagation decoding (SBD) datapath and a layered belief propagation decoding (LBD) datapath, where the SBD datapath includes a shifter, an accumulator, multiplexers, and a g( )_sbd calculator, and where the LBD datapath includes the shifter, the multiplexers, and a g?( )_lbd calculator.

Abstract: A corrugated settling cup (5) is provided, wherein the cup has a cup body, an opening and a location step (52) are provided at the bottom (55) of the cup body, several location holes (53) are formed at the top of the location step (52), location projections (54) corresponding to the location holes (53) are formed at the bottom (55) of the corrugated settling cup (5), wherein the external profile of the corrugated settling cup body rises along the axial direction in a corrugated shape. A multi-cup uniform flux gas anchor is provided, wherein the gas anchor includes a central pipe (7), several corrugated settling cups (5), several settling cups protection bodies (6) and a well-flushing valve (9), wherein the external profile of the corrugated settling cup body rises along the axial direction in a corrugated shape.

Abstract: The present invention discloses a corrugated settling cup and a multi-cup uniform flux gas anchor, which belong to oilfield gas-liquid separation devices. The external profile of the cup body of the corrugated settling cup rises in a corrugated shape along an axial direction of the corrugated settling cup, which facilitates rapid aggregation and rise of gas.