Abstract: Provided is a process of synthesizing a substituted pyridine and pyrimidine compound. Particularly, provided is a method for preparing a compound of formula III via a compound of formula II?, wherein the definition of each of groups is as described as the description. Compound with other methods, the method in the present invention has features of high yield and a result product being easier to separate.

Abstract: A control method for rapid connection and data transmission between devices includes: writing relevant information about a wireless short-range communication module in a slave device into an RFID label via an RFID reader module, or printing the relevant information into a bar code label via a bar code printer and fixing the RFID label or the bar code label on the sensor device; and by using the RFID reader module or a bar code recognizer in the master device, reading information about the RFID label or the bar code label, starting the function of the wireless short-range communication module according to the acquired information, automatically matching the relevant information, and popping up a corresponding user interface according to the obtained type information about the sensor device to display the collected data.

Abstract: A striking training device is provided, including: a support body, having a seat end and an assembling end which are located along a first direction, the assembling end including an assembling mechanism; a hit mechanism, including a first hit member and at least one second hit member, the first hit member including a first mounting structure, each said second hit member including a second mounting structure, the first mounting structure being detachably assembled with the assembling mechanism positionably, each said second hit member being pivoted to the assembling structure via the second mounting structure so that the second hit member being rotatable laterally relative to the first direction. Both or one of the first hit member and the at least one second hit member are/is optionally assembled with the assembling structure.

Abstract: In various embodiments, methods and systems for implementing distributed data object management are provided. The distributed data object management system includes a distributed storage system having a local metadata-consensus information store in and one or more remote metadata-consensus information stores. A metadata-consensus information store is configured to store metadata-consensus information. The metadata-consensus information corresponds to erasure coded fragments of a data object and instruct on how to manage the erasure coded fragments. The distributed storage system further includes a local data store and one or more remote data stores for the erasure coded fragments. The distributed data object management system includes a distributed data object manager for operations including, interface operations, configuration operations, write operations, read operations, delete operations, garbage collection operations and failure recovery operations.

Abstract: A method of manufacturing a semiconductor device includes exposing a material to a semi-aqueous etching solution. The semi-aqueous etching solution comprises a solvent which chelates with the material and acts as a catalyst between the etching driving force and the material. As such, the etching driving force may be used to remove the material.

Abstract: A semi-aqueous wet clean system and method for removing carbon-containing silicon material (e.g., plasma residue) or nitrogen-containing silicon material (e.g., plasma residue) includes a hydroxyl-terminated organic compound, a diol, and a fluoride ion donor material. The system is configured to protect silicon oxide and amorphous silicon during a post-dry-etch wet clean. The wet clean system is configured to selectively remove carbon-containing or nitrogen-containing plasma residue. pH of the wet clean system can be modified to tune selectivity for removal of carbon-containing or nitrogen-containing plasma residues. As a result, positive TEOS recession of less than about 3 nanometers may be achieved. Additionally, the wet clean system can be adapted for reclamation and subsequent reuse.

Abstract: A key module including a key cap, a bottom plate, and a scissors structure is provided. The scissors structure has a first supporting member and a second supporting member pivoted to the key cap and the bottom plate respectively. The first supporting member has a plurality of protruding shafts, the second supporting member has a plurality of axle holes, and the protruding shafts are movably pivoted to the axle holes respectively.

Abstract: A method for forming polymer microparticles is disclosed. The method comprises spraying a liquid comprising a thermally-gelling polymer from a first orifice of a nozzle into air to form gelled microparticles, and collecting the gelled microparticles with a collecting device. The nozzle is positioned to have a central axis of the first orifice at a tilt angle in a range from about 10 degrees to about 170 degrees relative to a direction of gravity. The collecting device comprises at least two collecting units at different distances from the first orifice of the nozzle in a horizontal direction perpendicular to the direction of gravity. Each of the collecting unit is loaded with a liquid collecting medium. A system for forming polymer microparticles is also disclosed.

Abstract: The present disclosure provides a digital data filtering method and apparatus. The method includes: collecting first digital data and second digital data of a current collection period; obtaining a current digital sample data by summing the first digital data and the second digital data and obtaining an arithmetic mean; determining a data change trend of the current digital sample data according to the current digital sample data and a digital sample data of a previous collection period; and determining a filtering method according to the data change trend, and filtering the current digital sample data using the filtering method to obtain a filtered data. The present disclosure can realize the filtering of digital data in different interference scenes, which improves the anti-interference capability of digital data filtering.

Abstract: A non-volatile memory cell is disclosed. In one example, the non-volatile memory cell includes: a substrate; a first oxide layer over the substrate; a floating gate over the first oxide layer; a second oxide layer over the floating gate; and a control gate at least partially over the second oxide layer. At least one of the first oxide layer and the second oxide layer comprises fluorine.

Abstract: A window covering control assembly is used in a window covering system. The window covering control assembly comprises a driving module and a speed control module, and is provided in the shell, engaged to the weight element for simultaneous operation therewith. The driving module comprises a cord collecting assembly mounted in the shell. The cord collecting assembly is configured to operate in a first direction while a first driving force acting upon the cord collecting assembly such that the weight element descends away from the shell. The first driving force comprises at least a weight of the weight element. The speed control module is positioned corresponding to the driving module. A resistance force is selectively generated between the speed control module and the driving module, and this force reduces an operation speed of the cord collecting assembly in the first direction.

Abstract: An integrated circuit (IC) package structure includes an electrical signal path, a low thermal resistance path and a substrate that includes a first device and a second device. The first device and the second device are part of an IC chip. The electrical signal path is from the first device to a top surface of the IC chip. The low thermal resistance path extends from the second device to the top surface of the IC chip. The low thermal resistance path is electrically isolated from the electrical signal path. The second device is thermally coupled to the first device by a low thermal resistance substrate path.

Abstract: A key structure includes a key cap, a supporting board, a bridge assembly, a first supporting part, a second supporting part, an attractable element and a magnet. The bridge assembly includes first and second hinge parts. The first hinge part has a first pivot coupling portion. The second hinge part has a second pivot coupling portion. The first and second supporting parts are coupled to two ends of the first and second pivot coupling portions, respectively, wherein the first and the second supporting parts are disposed on the supporting board, a material of the first supporting part is different from a material of the supporting board, and a material of the second supporting part is different from the material of the supporting board. The attractable element is disposed on the second hinge part. The magnet is correspondingly located under the attractable element.

Abstract: An image annotation method includes the following. Image frames are acquired. One or more target objects are identified and tracked from the image frames. Candidate key image frames are selected from the frames according to a first selection condition. First similarity indexes of the candidate key image frames are determined. Second similarity indexes of a plurality of adjacent frames are determined. The candidate key image frames as well as the adjacent frames that meet a second selection condition are selected as key image frames. The key image frames are displayed on a graphical user interface. Annotation information about the one or more target objects is display through the graphical user interface.

Abstract: A multiplexer circuit and a display panel thereof are provided. The multiplexer circuit includes a first switch, a second switch, and a pull-down circuit. The first switch has a first terminal coupled to a first source line, a control terminal receiving a first switching signal, and a second terminal coupled to a source driver. The second switch has a first terminal coupled to a second source line, a control terminal receiving a second switching signal, and a second terminal coupled to the source driver. The pull-down circuit is coupled to the control terminal of the first switch and receives a system low voltage. The pull-down circuit transmits the system low voltage to the control terminal of the first switch during a rising edge of the second switching signal to turn off the first switch before the second switch is turned on.

Abstract: A fluorine-free composition includes one or more compounds derived from a reaction mixture that includes: (i) at least one isocyanate-reactive (i.e., functionalized) oligomer comprising 2 to 20 repeating units; (ii) at least one polyisocyanate; (iii) optionally at least one additional isocyanate-reactive compound; and (iv) optionally at least one isocyanate blocking agent; wherein the isocyanate-reactive oligomer is made by the radical-initiated reaction of a reaction mixture comprising at least one mercaptan and Sat least one (meth)acrylate monomer, wherein the at least one (meth)acrylate monomer comprises at least one isocyanate-derived group (e.g., a urethane group or a urea group) and at least one hydrocarbon group having at least 16 carbon atoms (and in some embodiments, up to 60 carbon atoms). Such compositions are useful for treating fibrous substrates to enhance their water-repellency.

Abstract: A method for power control includes: setting a transmission power for a small cell; determining periodically, when the small cell is operated with a low transmission power, whether a Reference Signal Receiving Quality RSRQ value corresponding to a User Equipment UE with worst channel quality in a serving cell is less than a preset RSRQ threshold; and augmenting the transmission power by a step value when the RSRQ value is less than the preset RSRQ threshold.

Abstract: A method for forming a gate oxide layer on a substrate is provided, in which a region of the substrate is defined out by a shallow trench isolation (STI) structure. An oxide layer covers over the substrate and a mask layer with an opening to expose oxide layer corresponding to the region with an interface edge of the STI structure. The method includes forming a silicon spacer on a sidewall of the opening. A cleaning process is performed through the opening to expose the substrate at the region. An oxidation process is performed on the substrate at the region to form the gate oxide layer, wherein the silicon spacer is also oxidized to merge to an edge of the gate oxide layer.

Abstract: A touch display panel is provided. The touch display panel includes a cover and a touch sensing layer. The cover has a touch-sensing section, a first bending section, and a first side section. The first side section and the touch-sensing section are not coplanar and the first bending section is located between the touch-sensing section and the first side section. The touch sensing layer is located under the cover and includes a first metal mesh layer and a second metal mesh layer. Only one of the first metal mesh layer and the second metal mesh layer is located under the first bending section.

Abstract: A method, system and recording medium for adaptive interleaved image warping are provided. The method is applicable to a display system having a head-mounted device (HMD) and a computing device. In the method, the computing device generates a plurality of image frames to be displayed on the HMD according to a frame rate, wherein the image frames generated to be displayed on a first display and a second display at a same time point comprise a first frame with a first resolution and a second frame with a second resolution lower than the first resolution. The generated image frames are transferred from the computing device to the HMD. The HMD restores the second frames with the second resolution among the image frames to a regular resolution of the first display and the second display, and then interleaved displays the first frames and the restored second frames on the first display and the second display.