Abstract: Disclosed are a data transmission method and system. One or more pre-setup first bearers are disposed between a first network device and a base station. One or more pre-setup second bearers are disposed between the first network device and a second network device. The transmission method includes the following steps: receiving, by the first network device by using one first bearer, data sent by the base station, where the data is sent by a terminal to the base station by using an air interface resource, and the first bearer used to receive the data is corresponding to a first service attribute of the data; and sending, by the first network device, the data to the second network device by using one second bearer, where the second bearer used to send the data is corresponding to a second service attribute of the data.

Abstract: A lithium metal electrode and a lithium metal battery that includes the lithium metal electrode are disclosed. The lithium metal electrode includes a current collector; a lithium metal layer on exposed portions of the current collector; an ionic diffusion layer on the lithium metal layer; and a porous electrical insulation layer. The porous electrical insulation layer includes an insulation layer disposed on the current collector and having at least one through hole that completely surrounds the lithium metal layer and the ionic diffusion layer; and an inhibition layer disposed on the insulation layer and having a plurality of second through holes. Lithium dendrites will mostly plate in the at least one through hole of the insulation layer and will not plate upwards due to the inhibition layer. Hence, the lithium dendrites will not penetrate through the electrical insulator so that safety of the lithium metal battery is greatly improved.

Abstract: An antenna includes a feeding element and at least one non-feeding element. A vertical distance between each non-feeding element and the feeding element falls within a specified threshold, each non-feeding element includes a first conductor that is grounded, a regulator circuit, and a control switch disposed on the first conductor and configured to control the regulator circuit, where the regulator circuit is configured to regulate a current path length of the non-feeding element. The non-feeding element forms a reflector when the regulator circuit is enabled, or the non-feeding element forms a director when the regulator circuit is disabled. A design in which the reflector and the director are compatible is used such that a combination of one feeding element, M directors and N reflectors is implemented for the antenna to achieve a high directive gain and interference suppression capability.

Abstract: The present disclosure provides a double-sided printing paper conveying unit, including a paper conveyor configured to convey paper in a conveying direction, a guiding part configured to guide the paper conveyed by the paper conveyor, an aligner movably mounted on the guiding part, and configured to correct a skew posture of the paper during conveyance in an alignment direction perpendicular to the conveying direction; and a movement mechanism mounted on the guiding part and capable of moving the aligner along the alignment direction and between a first position corresponding to a first size of paper and a second position corresponding to a second size of paper such that the aligner aligns the paper based on a size of the paper. In addition, the present disclosure also provides an imaging apparatus that includes the double-sided printing paper conveying unit.

Abstract: This disclosure relates to a terminal device, a network device, a method of cell selection, and a wireless communications system. In the method of cell selection, a terminal device sends cell information of at least one cell in a first wireless communications system to a second network device in a second wireless communications system, so that the second network device can select a target cell in the first wireless communications system, and the terminal device accesses the target cell selected by the second network device, and accesses a core network in the first wireless communications system by using a first network device to which the target cell belongs. The terminal device provides the cell information, and the second network device selects the target cell. This implements cell selection in the future evolved first wireless communications system.

Abstract: A flexible display panel includes a non display part and at least a first screen, a second screen and a third screen. The first screen and the second screen are oppositely located. The third screen is connected between the first screen and the second screen. The first screen, the second screen and the third screen jointly form a display region. The non display part is connected to one side of the display region and is provided with a drive chip that drives the first screen, the second screen and the third screen to show images.

Abstract: The invention provides a manufacturing method of micro LED display panel and micro LED display panel. In the manufacturing method, an elastic conductive layer is formed on the upper pixel electrode on the package substrate. When the package substrate and the driving substrate are assembled, the upper pixel electrode and the upper electrode of the micro LED are electrically connected through the elastic conductive layer, and the elasticity of the elastic conductive layer is utilized to fill the height difference between the individual micro LEDs, avoid poor connection between the upper pixel electrode and the upper electrode of the micro LED, and improve the assembling effect of the micro LED display panel and the process yield of the micro LED display panel.

Abstract: A fully automatic test card conveying apparatus for an instant testing instrument is used for conveying a test card and includes a test card conveying arm, frame, push rod, buffer support, buffer cartridge, and card extraction mechanism. A first electric motor, second electric motor, first sliding rail, and second sliding rail are provided on the arm. The frame is connected in a sliding manner to the first sliding rail via a sliding block, and connected to the first electric motor via a first synchronization belt. A stepping motor is provided on the sliding block and an output end of the stepping motor is connected to the frame. The push rod is connected in a sliding manner with the second sliding rail, and connected to the second electric motor via a second synchronization belt.

Abstract: The present disclosure provides a method for preparing a flexible material, including: adding barium source material and NaOH to deionized water, and stirring at room temperature to obtain a barium source mixture; transferring the barium source mixture to a vacuum glove box, adding liquid titanium source, and stirring to obtain a mixture of barium source and titanium source; transferring the mixture of barium source and titanium source into a reaction vessel, wherein the reaction is at 160° C.˜200° C. for 20˜28 hours; obtaining a powdery flexible material by centrifugation, washing and drying, after the reaction vessel was cooled. The flexible material is also used to prepare a transparent flexible cover plate. The method includes: processing the flexible material by physical vapor deposition, chemical vapor deposition or physical coating to obtain the flexible cover plate. The flexible cover plate is used to protect the display panel.

Abstract: A cement board made to rapidly and accurately match with a base body. The base body has at least one short and tapered projection extending outward. The cement board includes a concrete slab, a reinforcing frame, and at least one fixing member. The at least one fixing member has at least one positioning hole and at least fixing hole defined thereon. The reinforcing frame is positioned into the concrete slab. The at least one positioning hole is coupled to the at least one projection, to position the cement board onto the base body. The at least one fixing member is coupled to the at least one fixing hole, to fixing the cement board onto the base body. The positioning hole is a tapered hole, a diameter of the positioning hole gradually reduces from one end adjacent to the base body to the other end.

Abstract: A method for manufacturing a display substrate includes a step of forming a pattern of a barrier layer and a pattern of a first electrode. The step of forming the pattern of the barrier layer and the pattern of the first electrode includes: forming a barrier layer film and a first electrode film sequentially; and forming the pattern of the barrier layer and the pattern of the first electrode by a single patterning process.

Abstract: A method and a device for adjusting a 3D model are disclosed. The method includes: fusing a 2D video and a 3D model of a target monitored area to generate a mesh model (S101); determining whether each set plane in the mesh model is even based on the location of a respective reference plane in the 3D model (S102); for each set plane that is uneven, referred to as a target set plane, selecting an uneven point in the target set plane as a mark point (S103), and generating a virtual plane based on the mark point and the reference plane corresponding to the target set plane (S104); and adding the virtual plane to the 3D model, and for the 2D video, saving the 3D model in which the virtual plane is added (S105). With the embodiments of the present application, operations for the uneven planes improve the effect of the fusion of a video and a 3D model. There is no need to modify a 3D scene model, which reduces the labor cost and time cost of modifying the 3D scene model.

Abstract: A method for chip encryption includes obtaining a fuse value and a trim value of a chip and setting an encryption algorithm, setting the fuse value and the trim value as parameters of the encryption algorithm and obtaining a secret key which is unique for the chip accordingly to the encryption algorithm, and storing the fuse value, the trim value and the secret key in the chip. Since the fuse value and trim value of the chip are unique naturally, the secret key obtained from the same matrix chip for different applications or different matrix chips for the same application are different from each other, thereby increasing expenses and difficulty for crackers to crack the chip and protecting user's intellectual property perfectly.

Abstract: A memory driving device includes a first switch, a voltage detecting circuit, and a switch array. The first switch includes a first output terminal and a first control terminal, and the first output terminal provides an output voltage for a memory unit. The voltage detecting circuit is coupled to the first output terminal, and configured to detect the output voltage, and generates a control signal according to the output voltage, wherein the control signal changes in real time according to the changing of the output voltage. The switch array includes a plurality of second switches, and the second switches are coupled to the first control terminal. At least one of the second switches is turned on according to the control signal so as to adjust a voltage of the first control terminal for regulating a waveform of the output voltage.

Abstract: A semiconductor chip packaging structure without soldering wire and a packaging method thereof are disclosed. The semiconductor chip packaging structure comprises at least one packaging structure, and each packaging structure comprises a substrate, and a semiconductor chip is arranged on the substrate. Pins of the semiconductor chip are electrically connected to the conductive circuit formed by engraving or etching metal film or alloy film. The semiconductor chip packaging structure also comprises a packaging glue layer covering the semiconductor chip and the conductive circuit. The semiconductor chip packaging method includes steps of arranging a semiconductor chip on the substrate; forming a metal film or an alloy film around the semiconductor chip; etching the metal film or alloy film, to form the conductive circuit; and covering a packaging glue layer on the semiconductor chip and the conductive circuit. As a result, the production efficiency can be improved greatly.

Abstract: A single-phase converter control method and apparatus, includes calculating on a voltage corresponding to a first level output by a single-phase converter, a voltage corresponding to a second level output by the single-phase converter, and a voltage reference value about the voltage corresponding to the first level and the voltage corresponding to the second level to obtain a common-mode modulated-wave change rate of the single-phase converter, where the first level is a direct-current-side positive-bus level, and the second level is a direct-current-side negative-bus level, calculating on a first-phase initial modulated wave of the single-phase converter, a second-phase initial modulated wave of the single-phase converter, and the common-mode modulated-wave change rate to obtain a common-mode modulated wave of the single-phase converter, and calculating on the first-phase initial modulated wave, the second-phase initial modulated wave, and the common-mode modulated wave to obtain a pulse width modulated wave

Abstract: A shift register and driving method therefore, and a display device are provided. The shift register includes: an input circuit; an output circuit; a reset circuit; a pull-down circuit; a pull-down control circuit; and a first noise reduction circuit. The first noise reduction circuit is coupled to a second input terminal of the shift register, a first input terminal, an output terminal and a first supply voltage terminal. The shift register can effectively reduce noise at the output terminal.

Abstract: A fluid transportation device comprises a valve main body, a valve chamber base, a valve membrane, an actuator and a cover body. The valve main body comprises an inlet passage and an outlet passage. The valve chamber base comprises an inlet valve passage, an outlet valve passage and a compressible chamber communicating therewith. The valve membrane is arranged between the valve main body and the valve chamber base, having two valve plates respectively form a valve switch structure which seal the inlet valve passage and the outlet valve passage. The actuator covers the compressible chamber. The cover body covers the actuator and has a plurality of screw holes, which are corresponding to the penetration holes of the valve main body, the valve chamber base and the actuator, and several locking elements are inserting the penetration holes and locked with the screw holes to assemble the fluid transportation device.