Abstract: The present disclosure relate to the field of optical imaging technologies, and provides a light shading plate and a lens module including the same. The light shading plate includes: a body for fixedly shading light; and a light shading arm for shading light. The body includes an object-side surface close to an object side, an image side surface opposite to the object-side surface, and an inner peripheral surface connecting the object-side surface with the image-side surface and being close to an optical axis. The light shading arm extends from the inner peripheral surface in a direction facing towards an optical axis. The light shading plate and the lens module including the light shading plate provided by the present disclosure can prevent stray light and light leakage, reduce production cost, and improve optical performance and stability of the lens module.

Abstract: The present disclosure relates to the field of optical imaging technologies, and provides an optical lens and an optical camera lens. The optical lens includes an optical portion located at a central position; and a peripheral portion surrounding the optical portion and including an object-side surface facing towards an object side, an image-side surface facing towards an image side, and a side surface connecting the object-side surface with the image-side surface. The side surface includes a circumferential surface extending along a circumferential direction surrounding the optical portion, and a lens facet connected to the circumferential surface. The peripheral portion is provided with a bearing portion. The bearing portion is close to the circumferential surface and spaced apart from the circumferential surface. The present disclosure further provides an optical camera lens including the optical lens.

Abstract: An electronic device is disclosed. The electronic device may include an enclosure that includes a metal band and a wall. The electronic device may further include a filler compound positioned in an opening of the metal band, where a split between two sidewall components defines the opening. The filler compound provides an RF communication path through the enclosure. In order to reduce or prevent liquid ingress into the enclosure, the electronic device may include a sealing compound that infused into the opening between the filler compound and the sidewall components, thereby providing a seal. The infusion process including placing the metal band (with the filler compound) in a chamber, providing a vacuum to remove air between the metal band and the filler compound, and subsequently providing a positive pressure to force the sealing compound between the metal band and the filler compound. The sealing compound may include an adhesive.

Abstract: A method of homologous recombination, including in vitro joining two or more target nucleic acid molecules with a first exonuclease, and recombining the two or more target nucleic acid molecules in the presence of a second exonuclease and an annealing protein. The recombined target nucleic acid molecules share at least one homologous sequence.

Abstract: A domain name resolution method includes: obtaining a domain name resolution request packet; caching the obtained domain name resolution request packet to a first cache area; modifying, in the first cache area, header data included in the cached domain name resolution request packet, to obtain header data of a domain name resolution reply packet corresponding to the cached domain name resolution request packet; extracting a requested record type and a domain name to be resolved in the cached domain name resolution request packet; searching a second cache area for pre-cached reply data that corresponds to the extracted domain name and that belongs to the extracted record type; and combining the pre-cached reply data with the domain name resolution request packet obtained through modification, to obtain a domain name resolution reply packet.

Abstract: The present disclosure relates to a system and method for pulse driving. The system is configured to drive a multi-level converter, including: a main control module generating encoding information which contains driving information according to sampling information; a local control module electrically coupled to the multi-level converter to output control signals to the multi-level converter so as to control on and off of the at least M power switches in the multi-level converter; a first optical fiber coupled to the main control module and the local control module, wherein the local control module receives the encoding information output from the main control module via the first optical fiber and generates the control signals according to the encoding information.

Abstract: The present disclosure discloses a method of discharging a bus capacitor in a power converter, the method comprising: outputting a plurality of pulse control signals to the corresponding plurality of power semiconductor switch groups when the working state of the power converter is in a discharge state and the state of the main circuit breaker is open to control the ON and OFF of the plurality of power semiconductor switch groups, respectively, so as to form a discharge loop between the positive terminal and the negative terminal of the bus capacitor within at least a preset time, thereby causing the bus capacitor to discharge. Since a discharge loop is formed by the bus capacitor and the bridge arms and the energy of the bus capacitor is consumed by a power device, thereby the peak value and discharge rate of discharge current can be effectively controlled without adding additional discharge elements.

Abstract: The invention belongs to the technical field of inorganic compounds, and particularly, relates to a method for directly preparing graphene by taking CBr4 as a source material and using methods such as molecular-beam epitaxy (MBE) or chemical vapor deposition (CVD). A method for preparing graphene comprises the following steps: selecting a proper material as a substrate; directly depositing a catalyst and CBr4 on a surface of the substrate; and performing annealing treatment on the sample obtained through deposition. Compared with other technologies, an innovative point of the method in the invention is that the catalyst and CBr4 source can be quantitatively and controllably deposited on any substrate, and the catalyst and CBr4 source react on the surface of the substrate to form the graphene, so that the dependence of the graphene growth on a substrate material can be reduced to a great extent, and different substrate materials can be selected according to different application backgrounds.

Abstract: Embodiments of the present invention provide a method and an apparatus for obtaining neighboring cell information. The method includes: receiving identifier information of a neighboring cell sent by a base station; when finding a first CGI, determining whether the first CGI is the same as the CGI comprised in the identifier information of the neighboring cell; when the first CGI is the same as the CGI comprised in the identifier information of the neighboring cell, determining the CGI comprised in the identifier information of the neighboring cell as a CGI of the neighboring cell; and sending, to the base station, information used for indicating the CGI of the neighboring cell. The method and apparatus for obtaining neighboring cell information according to the embodiments of the present invention may better implement an ANR function.

Abstract: The present disclosure relates to a system and method for pulse driving. The system is configured to drive a multi-level converter, including: a main control module generating encoding information which contains driving information according to sampling information; a local control module electrically coupled to the multi-level converter to output control signals to the multi-level converter so as to control on and off of the at least M power switches in the multi-level converter; a first optical fiber coupled to the main control module and the local control module, wherein the local control module receives the encoding information output from the main control module via the first optical fiber and generates the control signals according to the encoding information.

Abstract: Disclosed is a drum type laundry machine, including a casing, a control panel, an outer drum, an inner drum, a water inlet system, a water drainage system, a driving system, washing balls, a storage chamber disposed on the bottom of the outer drum, a circulation piping system connecting the storage chamber with the inner drum, and an outlet of the circulation pipe system leading to the inner drum and provided on an annular opening of the inner drum. The washing procedure of the laundry process described herein also includes a washing step while the washing balls circulate in the inner and outer drum, and a collecting step of the washing balls. The drum type laundry machine of the present invention can save water and electricity and can reduce pollution.

Abstract: Embodiments of the present invention provide a method and an apparatus for obtaining information of a neighboring cell. The method includes: obtaining a Cell Global Identifier CGI of a neighboring cell of a base station; and obtaining, according to the CGI of the neighboring cell and a correspondence between all or part of information in the CGI and a public land mobile network PLMN information set, a PLMN information set corresponding to the neighboring cell. With the method and the apparatus for obtaining information of a neighboring cell according to the embodiments of the present invention, a base station can implement an ANR function well.

Abstract: An apparatus and a method for detecting vibration are disclosed. The apparatus comprises a housing, a magnetic structure forming a magnetic field in the housing, and a coil structure in the magnetic field, concentric of the magnetic structure. In response to external vibration, the coil structure and the magnetic structure are movable with respect to each other. The coil structure comprises at least two sets of coils overlapped in space, of which a first coil set is for detecting vibration and a second coil set is for applying control in accordance with a control signal.

Abstract: The invention belongs to the technical field of inorganic compounds, and particularly, relates to a method for directly preparing graphene by taking CBr4 as a source material and using methods such as molecular-beam epitaxy (MBE) or chemical vapor deposition (CVD). A method for preparing graphene comprises the following steps: selecting a proper material as a substrate; directly depositing a catalyst and CBr4 on a surface of the substrate; and performing annealing treatment on the sample obtained through deposition. Compared with other technologies, an innovative point of the method in the invention is that the catalyst and CBr4 source can be quantitatively and controllably deposited on any substrate, and the catalyst and CBr4 source react on the surface of the substrate to form the graphene, so that the dependence of the graphene growth on a substrate material can be reduced to a great extent, and different substrate materials can be selected according to different application backgrounds.

Abstract: Embodiments of the present invention provide a method and an apparatus for obtaining neighboring cell information. The method includes: receiving identifier information of a neighboring cell sent by a base station; when finding a first CGI, determining whether the first CGI is the same as the CGI comprised in the identifier information of the neighboring cell; when the first CGI is the same as the CGI comprised in the identifier information of the neighboring cell, determining the CGI comprised in the identifier information of the neighboring cell as a CGI of the neighboring cell; and sending, to the base station, information used for indicating the CGI of the neighboring cell. The method and apparatus for obtaining neighboring cell information according to the embodiments of the present invention may better implement an ANR function.

Abstract: Embodiments of the present invention provide a method and an apparatus for obtaining information of a neighboring cell. The method includes: obtaining a Cell Global Identifier CGI of a neighboring cell of a base station; and obtaining, according to the CGI of the neighboring cell and a correspondence between all or part of information in the CGI and a public land mobile network PLMN information set, a PLMN information set corresponding to the neighboring cell. With the method and the apparatus for obtaining information of a neighboring cell according to the embodiments of the present invention, a base station can implement an ANR function well.

Abstract: Disclosed herein are a process or method for the preparation of prasugrel and several novel crystalline forms of prasugrel hydrochloride. The process comprises preparation of prasugrel by acetylation in solvents which have low boiling point and/or low toxicity, and the process not only avoids using solvents which have high boiling point and/or high toxicity such as toluene, acetonitrile and so on, but also resolves the problem about thermal instability of prasugrel, and the loss of prasugrel is reduced, as well as the yield is raised. The yield of prasugrel is higher than 85% and the purity is higher than 99.5%. The process can prepare prasugrel and its pharmaceutically acceptable salts. The novel crystalline forms of prasugrel hydrochloride are crystalline form H1, H2 and H3, and their performance in oral absorbability, activating metabolism and inhibiting platelet aggregation is excellent.

Abstract: A method of preparing ezetimibe. The method includes converting a compound of formula (II) to a compound of formula (III) as shown below: in which R1-R5, A1, and A2 are defined in the specification.

Abstract: An apparatus and a method for detecting vibration are disclosed. The apparatus comprises a housing, a magnetic structure forming a magnetic field in the housing, and a coil structure in the magnetic field, concentric of the magnetic structure. In response to external vibration, the coil structure and the magnetic structure are movable with respect to each other. The coil structure comprises at least two sets of coils overlapped in space, of which a first coil set is for detecting vibration and a second coil set is for applying control in accordance with a control signal.

Abstract: Disclosed herein are a process or method for the preparation of prasugrel and several novel crystalline forms of prasugrel hydrochloride. The process comprises preparation of prasugrel by acetylation in solvents which have low boiling point and/or low toxicity, and the process not only avoids using solvents which have high boiling point and/or high toxicity such as toluene, acetonitrile and so on, but also resolves the problem about thermal instability of prasugrel, and the loss of prasugrel is reduced, as well as the yield is raised. The yield of prasugrel is higher than 85% and the purity is higher than 99.5%. The process can prepare prasugrel and its pharmaceutically acceptable salts. The novel crystalline forms of prasugrel hydrochloride are crystalline form H1, H2 and H3, and their performance in oral absorbability, activating metabolism and inhibiting platelet aggregation is excellent.