Abstract: The present application relates to an electronic vaporizer, an electronic vaporizer device body, and an electronic vaporizer device. An electronic vaporizer, comprising: a tube body; a storage compartment, storing an vaporizable substance; a heating base, disposed below the storage compartment; a heating component, disposed between the storage compartment and the heating base and configured to heat the vaporizable substance; and a printed circuit board (PCB) module, disposed below the heating base and electrically connected to the heating component, wherein the storage compartment, the heating base, the heating component, and the PCB module are disposed in the tube body.

Abstract: A digitally encoded microflake includes a polymer layer, which has a top surface and a bottom surface substantially parallel to the top surface. At least one of the top surface and the bottom surface is to be coupled to target-specific probes for bonding with a target analyte. The microflake is identified by a binary sequence of bits encoded by an edge outline on a plane substantially parallel to the top surface and the bottom surface. The bits in the binary sequence are encoded at respective predefined locations surrounding the edge outline.

Abstract: A learning-to-rank method based on reinforcement learning, including obtaining, by a server, a historical search word, and obtaining M documents corresponding to the historical search word; ranking, by the server, the M documents to obtain a target document ranking list; obtaining, by the server, a ranking effect evaluation value of the target document ranking list; using, by the server, the historical search word, the M documents, the target document ranking list, and the ranking effect evaluation value as a training sample, and adding the training sample into a training sample set.

Abstract: Disclosed is an echelon utilization battery pack with good seismic resistance. The echelon utilization battery pack involves a battery pack body and a battery, wherein the battery pack body is of a hollow cuboid structure, fixed seats are fixed at two ends of the inner bottom of the battery pack body, first fixed shafts are fixed between the two fixed seats, the first fixed shafts are slidably connected with a mounting seat in a sleeving mode, a first sliding groove is formed in the top of the mounting seat, second fixed shafts are fixed in the first sliding groove, and the two ends of the second fixed shafts are slidably connected with first sliding blocks.

Abstract: One embodiment provides a method and system for joint payment. During operation, a joint-payment server receives a joint-payment request comprising an identifier of a user initiating a joint payment and an identifier of a user to-be-included in the joint payment; determines, based the identifiers of the user initiating the joint payment and the to-be-included user, whether a binding relationship has been established between the user initiating the joint payment and the to-be-included user; in response to determining that the binding relationship has been established, generates graphic codes respectively corresponding to the user initiating the joint payment and the to-be-included user; and sends the graphic codes to a terminal device associated with the user initiating the joint payment, thereby facilitating the terminal device to display the graphic codes to complete the joint payment.

Abstract: Embodiments of the disclosure provide receivers for a light detection and ranging (LiDAR) scanner. The receiver includes a photodetector configured to receive a laser beam, and convert the received laser beam to an electrical signal including a plurality of pulses. The receiver also includes an amplifier configured to amplify the electrical signal. The receiver further includes a pulse equalizer configured to sharpen the plurality of pulses in the amplified electrical signal. Each pulse is sharpened to have a narrower width and an increased amplitude.

Abstract: Provided are a parcel sorting system and method. The parcel sorting system is arranged in layers and includes: a parcel sorting layer located on an upper layer of the parcel sorting system, a moveable container carrying layer located on a lower layer of the parcel sorting system, a parcel delivery robot and a control device. The parcel sorting layer includes a modular entity platform that is a physical platform formed by splicing multiple splicable units and used for sorting parcels. The modular entity platform includes multiple delivery lattices arranged in an array and a traveling area constituted by gaps between the lattices and used for the parcel delivery robot traveling. One delivery lattices corresponds to one or more delivery path directions. The moveable container carrying layer includes multiple moveable containers, and a part of the containers are located below the lattices and receive the parcel from the parcel sorting layer.

Abstract: A touch-controlling region of a touch-controlling base plate includes a touch-controlling layer; a non-touch-controlling region includes a plurality of lead wires and at least one touch-controlling unit; the touch-controlling layer includes a plurality of first electrically conductive units and a plurality of second electrically conductive units; the touch-controlling unit is located on at least a first side of the touch-controlling layer; the lead wires are connected to the touch-controlling unit, and are located on a same one side of the touch-controlling layer; and a plurality of lines of the first electrically conductive units that are arranged in the first channel direction are grouped into two groups, and at least one of the groups is connected to the lead wires via each line of the first electrically conductive units that are located at an edge of the first side of the touch-controlling layer.

Abstract: This discourse provides a display panel and a manufacturing method of the same. The display panel comprises an array substrate, a color filter substrate, a sealant, a plurality of metal electrodes, and a plurality of walls. The sealant is disposed on edges of the array substrate and the color filter substrate, sealing the array substrate and the color filter substrate. The plurality of metal electrodes are arranged on an aperture region of a plurality of pixel units of the array substrate. A top of the plurality of walls contacts with an inner surface of the color filter substrate. The plurality of walls block liquid crystals on left and right sides, ensuring uniformity of thickness of liquid crystal cells.

Abstract: An FPGA upgrade method is provided, including: delivering, by a host, an upgrade instruction to an FPGA; uninstalling a PCIe driver corresponding to the FPGA to let a status of the PCIe link be changed to link down; continuously monitoring, in a first expiration time, whether the status of the PCIe link is changed to link up; and if yes, reloading the PCIe driver. The method further includes: after the FPGA receives the upgrade instruction, continuously monitoring, in a second expiration time, whether the status of the PCIe link is changed to link down, if yes, loading the configuration data from the FPGA configuration memory for upgrade; and after upgrade is completed, negotiating, by the FPGA, with the host to restore the status of the PCIe link to link up that is used for reloading the PCIe driver upon detection by the host.

Abstract: Embodiments of the disclosure provide receivers for light detection and ranging (LiDAR). In an example, a receiver includes a beam converging device, an AO beam deflecting unit, and a beam sensor. The beam converging device is configured to receive a laser beam from an object being scanned by the LiDAR and form an input laser beam. The AO beam deflecting unit is configured to generate a diffraction grating along a propagating direction of an acoustic wave, receive the input laser beam such that the input laser beam impinges upon the diffraction grating, and form an output laser beam towards the beam sensor. An angle between the input and the output laser beams is nonzero.

Abstract: A non-volatile memory device and a control method are provided e disclosed. The non-volatile memory device includes a memory array, a bit line, a plurality of word lines, a first control circuit, and second control circuit. The bit line is connected to a first memory string of the memory array. The plurality of word lines are connected to memory cells of the first memory string and each word line is connected to a respective memory cell. The first control circuit is configured to apply a bit line pre-pulse signal to the bit line during a pre-charge period. The second control circuit is configured to apply a word line signal to a selected word line and apply a plurality of word line pre-pulse signals to word lines disposed between a select gate line and the selected word line. Voltage levels of the plurality of word line pre-pulse signals are incremental.

Abstract: Provided are a method for transmitting a control instruction, a transmitting device and a receiving device. The method includes the follows. A first control instruction is obtained by a transmitting device. the first control instruction is encapsulated into a first protocol data stream. The first protocol data stream is superimposed, by the transmitting device through a first coupling network, on a second protocol data stream in the form of differential signal generated according to multimedia data to obtain a first signal, and the first signal is transmitted to a receiving device via a cable. The first signal is filtered by the receiving device to obtain a first protocol data stream, and the first protocol data stream is decapsulated to obtain a first signal. By adopting the disclosure, transmitting control instruction via the cable can realize controlling the target device connected to the receiving. The user experience is high.

Abstract: A domain name access method and a device are described. As described herein, a domain name server (DNS) server performs resolution on a domain name requested by the terminal device. The DNS server may then send an internet protocol (IP) address of an application server obtained through the resolution and use condition information to the terminal device. With this, communication efficiency of the terminal device can be improved, and waste of transmission resources in a communications system is also avoided.

Abstract: The invention presents an equalizing device, a corresponding method and an optical signal with a frame structure for enabling the method. The equalizing device includes a first 2×2 MIMO equalizer configured to perform a first equalization on the digital signal, supported by a 2×2 MIMO channel estimation of the channel based on the digital signal. Further, the device includes a second 2×2 MIMO equalizer, arranged after the first equalizer and configured to perform a second equalization on the digital signal, supported by a State of Polarization (SOP) estimation of the optical signal based on the digital signal.

Abstract: A caster module includes: an omni wheel, provided with an shaft groove; and an effector, received in the shaft groove, a case of the effector being rotatable relative to an inner wall of the shaft groove, and an output end of the effector being connected to the omni wheel and configured to drive the omni wheel to rotate.

Abstract: A method of and an apparatus for encoding and decoding are provided. The method comprises determining whether, as a condition for not applying binary splitting to a current block, determining whether the current block is a boundary block and whether a multi-type tree depth resulting from multi-type tree splitting of a quadtree leaf, is equal to or greater than a sum of a maximum boundary multi-type partition depth and a depth offset. Binary splitting is applied in accordance with a result of determining whether said condition is satisfied.

Abstract: An encoding method includes determining a target adaptive broadening factor based on a quantized line spectral frequency (LSF) parameter of a primary channel signal in a current frame and an LSF parameter of a secondary channel signal in the current frame, and writing the quantized LSF parameter of the primary channel signal in the current frame and the target adaptive broadening factor into a bitstream.

Abstract: Methods for biometric recognition interaction are provided. One example method includes displaying a gallery application interface that displays at least one album entry that is different from a hidden albums entry, and receiving a sliding operation of a user in the gallery application interface. A start location of the sliding operation is a top of the gallery application interface and a trend of the sliding operation is from the top to a bottom of the gallery application interface. If a sliding distance of the sliding operation is greater than a first distance threshold or duration of the sliding operation is greater than a first duration threshold, collecting face information of the user. If the face information matches a face information template, displaying the hidden albums entry. Or, if the face information matches a face information template, displaying a hidden albums interface. The hidden albums interface includes hidden photos.