Abstract: An electrical connector comprises an insulative housing extending in a horizontal direction and a plurality of conductive terminals retained in the insulative housing. The electrical connector is provided with a first receiving cavity and a second receiving cavity which are arranged in an up-and-down arrangement in a vertical direction perpendicular to the horizontal direction. Each conductive terminals comprises a first contact portion extending upwardly into the first receiving cavity and a second contact portion extending downwardly into the second receiving cavity. The conductive terminals are used to electrically connect a pair of first and second electrical components which are respectively inserted into the first and second receiving cavity via the first and second contact portions. The electrical connector is provided with the receiving cavity for inserting the second electrical component, thereby facilitating the assembly of the second electrical component and the electrical connector.

Abstract: A conjugate represented by general formula (I), wherein R0 is a C1-6 alkyl, B is an anesthetic, and A is a linking group, and a quaternary ammonium salt is formed at the linking position between B and R0. The conjugate has a prolonged analgesic effect, and can be used in postoperative analgesia or treatment for chronic pain.

Abstract: A fingerprint matching system for fingerprint matching using virtual minutiae includes a fingerprint scanning device, including (i) an interface to a fingerprint scanner, and (ii) a sensor associated with the fingerprint scanner, configured to identify a match between a search fingerprint representing a fingerprint of a subject and a reference fingerprint from among a plurality of reference fingerprints representing fingerprints of a plurality of historical subjects; a database containing the plurality of reference fingerprints representing fingerprints of the plurality of historical subjects; and a computing device in communication with said database and said fingerprint scanning device.

Abstract: The present invention relates to a bending mold device for bidirectional pipe bending, comprising a mounting base which is horizontally arranged on a rack in a sliding manner, wherein the mounting base is provided with a translation lead screw driving the mounting base to slide and a translation motor, the rack is provided with a lead screw nut, a pipe bending spindle is rotatably disposed on the mounting base and a power mechanism is disposed on the mounting base, the upper end of the pipe bending spindle is movably connected to a lower rotating base, the lower rotating base is provided with a first pipe bending shaft and a second pipe bending shaft, the first pipe bending shaft and the second pipe bending shaft can be alternatively concentric with the pipe bending spindle through the sliding of the mounting base, the first pipe bending shaft is provided with a first bending mold lower mold, the second pipe bending shaft is provided with a second bending mold lower mold, the rack is vertically provided with

Abstract: The present invention discloses a Y-type discrete polyethylene glycol derivative and a preparation method thereof, which has the advantages of determined molecular weights and the number of chain segments, and can avoid the defect of heterogeneity of a PEG derivative, meanwhile the preparation method has simple steps, mild conditions, without need for strictly anhydrous environment or performing protection and deprotection steps. In addition, the Y-type discrete polyethylene glycol derivative of the present invention may increase the water solubility of the discrete polyethylene glycol, and solve the problem of insufficient water solubility of the discrete polyethylene glycol-modified insoluble drug caused by an increase of the loading capacity.

Abstract: The invention provides an electronic device. By reasonably and tidily arranging modules such as a mainboard, a fan module, a power supply module and a board card module in a case, more modules can be arranged in a limited space of the case, the utilization rate is high and the cost is low; the fan module, the power supply module and the board card module are independently designed and all modules cooperatively work with one another; each module is a clamping structure and can be disassembled and assembled with bare hands, and the operation and maintenance efficiency is improved; and signal transmission between all modules is completed by golden fingers and thereby the internal portion of the case is clean and tidy.

Abstract: An electrical receptacle connector includes an insulative housing, a plurality of terminals retained in the housing, a metallic shell enclosing the housing and defining a mating cavity forwardly communicating with an exterior in a front-to-back direction, a compressible gasket surrounding a front edge region of the shell, and a metallic mounting bracket positioned upon the shell in the vertical direction perpendicular to the front-to-back direction wherein the mounting bracket includes a flange located at the front edge thereof and extending in a vertical direction perpendicular to the front-to-back direction to forwardly abut against the compressible gasket for preventing rearward movement of the compressible gasket.

Abstract: An electrical device assembly includes a first connector assembly coupled with a second connector assembly via a sliding arrangement. The first connector assembly includes a first terminal module and a first coupling device. The first terminal module includes a first mating face and the first contacts exposed thereon. The first coupling device includes the sliding rail forming a sliding slot with an insertion opening including a sliding opening so as to expose the sliding slot to an exterior.

Abstract: Methods and apparatus are provided for displaying shadows of circular light sources. A computing device can determine a light source and an occluding polygon that is between the light source and a receiver surface, where the occluding polygon includes vertices connected by edges. The computing device can determine a shadow of the occluding polygon on the receiver surface by at least: determining, for a particular vertex, a projection vertex on the receiver surface by projecting a ray from the center point through the particular vertex; determining an outline polygon based on the projection vertex; determining a projection circle around the projection vertex; determining a penumbra of the shadow based on exterior tangents outside of the outline polygon; and determining an umbra of the shadow based on interior tangents inside the outline polygon. The computing device can display at least part of the shadow.

Abstract: A data drive circuit, a drive method for data drive circuit and an organic light emitting display that has the data drive circuit. The data drive circuit has a data signal multiplexing structure, and also comprises a power source line (50) for connecting to a power source (Vref) and second transistors (T2? . . . Tm?) connected to the power source line (50), the second transistors (T2? . . . Tm?) have source electrodes electrically connected to the power source line (50), gate electrodes electrically connected to the same line (Sel_1) of the control lines, and drain electrodes respectively electrically connected to different lines (Dj?) of the signal lines at a connection point between a first transistor (T1 . . . Tm) and the display area (40). By connecting a compensation power source (Vref) to the signal lines (D1? . . . Dm?) for initializing the pixel units (11 . . . mm), the influence of stray capacitance in the pixel units (11 . . .

Abstract: A fingerprint matching system for fingerprint matching using virtual minutiae includes a fingerprint scanning device, including (i) an interface to a fingerprint scanner, and (ii) a sensor associated with the fingerprint scanner, configured to identify a match between a search fingerprint representing a fingerprint of a subject and a reference fingerprint from among a plurality of reference fingerprints representing fingerprints of a plurality of historical subjects; a database containing the plurality of reference fingerprints representing fingerprints of the plurality of historical subjects; and a computing device in communication with said database and said fingerprint scanning device.

Abstract: The present invention provides a scanning driver and an organic light-emitting display using the same. The scanning driver comprises a plurality of cascaded structures receiving signals from a first timing clock line (CK1) and a second timing clock line (CK2) with opposite phases, the cascaded structures successively generating output signals (i.e., scanning signals), wherein each of the cascaded structures comprises: a first transistor, connected to a starting signal line or to a scanning output line of a previous cascaded structure; a second transistor, connected to the second timing clock line and to the scanning output line; a third transistor connected to a high-level power supply VGH; a fourth transistor, connected to a low-level power supply VGL and to an output terminal of the third transistor; a fifth transistor, connected to a high-level power supply VGH and to a scanning output line; and a first capacitor, connected between an output terminal of the first transistor and the scanning output line.

Abstract: The present invention discloses a liposome formulation, its preparation method, and its application in the treatment of diseases caused by abnormal gene expression. The liposome formulation comprises complementary cationic lipid pairs, phospholipids, and long-circulating lipids. The method of preparing the liposome formulation comprises: mixing the complementary cationic lipid pairs with the phospholipid and the long-circulating lipid to generate pre-formed vesicles; and then mixing the pre-formed vesicles with the nucleic acid solution to generate the liposome-nucleic acid formulation. This liposome formulation provided by the present invention is easily prepared; and in the treatment of diseases caused by abnormal gene expression, the liposome formulation can be used to deliver in vivo therapeutic agents, including nucleic acids.

Abstract: A method for removing oxide from a metallic substrate is described. The method includes providing a stream of boron trifluoride; heating the metallic substrate at a first temperature; and heating the metallic substrate at a second temperature different from the first temperature. An associated apparatus is also described.

Abstract: An electrical connector includes a terminal module and a shielding shell surrounding the terminal module. The terminal module has an insulative housing and a plurality of conductive terminals retained in the insulative housing. The shielding shell has a metallic shell and a waterproof shell insert molded on an outer side of the metallic shell. The metallic shell surrounds the insulative housing to form a mating cavity opening forwardly. The shielding shell has a sealing member disposed between the metallic shell and the waterproof shell and a retaining member disposed at a rear side of the waterproof shell. The retaining member is separate from the sealing member. The metallic shell defines an opening slot going therethrough. The sealing member covers the opening slot. The retaining member defines a mounting leg.

Abstract: An electrical connector includes a terminal module, a shielding shell surrounding the terminal module to form a mating cavity opening forwardly and a waterproof member disposed at a rear side of the mating cavity. The terminal module has an insulative housing and a plurality of conductive terminals retained in the insulative housing. The insulative housing has a base portion and a mating portion extending forwardly from the base portion. The shielding shell has a metallic shell and a waterproof shell formed integrally with the metallic shell by insert molding. The mating portion extends into the mating cavity. The waterproof shell defines an opening hole to which the waterproof member is exposed.

Abstract: An electrical connector comprises an insulative housing extending in a horizontal direction and a plurality of conductive terminals retained in the insulative housing. The electrical connector is provided with a first receiving cavity and a second receiving cavity which are arranged in an up-and-down arrangement in a vertical direction perpendicular to the horizontal direction. Each conductive terminals comprises a first contact portion extending upwardly into the first receiving cavity and a second contact portion extending downwardly into the second receiving cavity. The conductive terminals are used to electrically connect a pair of first and second electrical components which are respectively inserted into the first and second receiving cavity via the first and second contact portions. The electrical connector is provided with the receiving cavity for inserting the second electrical component, thereby facilitating the assembly of the second electrical component and the electrical connector.

Abstract: A pixel circuit and a method therefor, and an organic light-emitting display. The pixel circuit initializes an anode of an organic light-emitting diode (OLED) by means of a first thin-film transistor, a second thin-film transistor and a seventh thin-film transistor, and initializes a gate and a drain of a sixth thin-film transistor serving as a driving element by means of the first thin-film transistor, a third thin-film transistor and the seventh thin-film transistor so that the service life of the OLED and the service life of the sixth thin-film transistor are prolonged. The current output by the sixth thin-film transistor serving as a driving element is irrelevant to the threshold voltage of the sixth thin-film transistor and the impedance of the power wiring, and thus uneven brightness caused by deviation of the threshold voltage of the thin-film transistor and different impedances of the power wiring can be avoided.

Abstract: A server includes a main board, a plurality of first expanding modules, a plurality of second expanding modules, a plurality of third expanding modules and a management controlling board. The main board has a first edge, a second edge corresponding to the first edge, a first plane, a second plane corresponding to the first plane. The main board includes a plurality of hardware connectors disposed on the first plane and between the first edge and the second edge. The plurality of first expanding modules, the plurality of second expanding modules and the plurality of third expanding modules are all disposed on the second edge and on the first plane. Each of the first expanding modules has a first Ethernet connector and a plurality of first ports configured to connect to a first external server. Each of the second expanding modules has a plurality of second ports configured to connect to a second external server. The management controlling board is disposed on the second edge and on the second plane.

Abstract: A method for curating documents, executed by a computer, includes detecting one or more themes in a document, identifying one or more user interests for a user, presenting a ranked list of the one or more themes to the user, and dynamically updating the ranked list based on user feedback. The ranked list may be ranked according to the one or more user interests. A computer program product and computer system corresponding to the above method are also disclosed herein.