Abstract: A stylus control circuit used to control a stylus includes a positioning signal generator. The positioning signal generator is used to generate a first positioning signal having a first frequency and transmit the first positioning signal to the stylus through a first positioning transmission electrode. Wherein, the first frequency corresponds to a position of the first positioning transmission electrode, and the first positioning signal is a frequency signal without carrying any digital data.

Abstract: In a network comprising a plurality of macro base stations, a plurality of micro base stations and a plurality of user devices (UEs), a method of establishing a wireless communication network includes: assigning the micro base stations into a plurality of clusters and selecting a micro base station from each of the clusters as a cluster head; receiving, from cluster heads of the clusters by the network device, information about candidate sub-clusters determined by UEs, each of the candidate sub-clusters comprises micro base stations whose signal power received at a UE exceeds a pre-defined threshold; identifying at least two schemes of grouping the micro base stations into non-overlapping sub-clusters based on the candidate sub-clusters; for a scheme of the at least two schemes, making each of the UEs select to access a macro base station or to be associated with one of the non-overlapping sub-clusters of the scheme base on respective measurements of signals received from at least one of a macro base station

Abstract: An electronic component inspection device and an electronic component inspection method are provided. The electronic component inspection device includes a carrier, a heating module, and an inspection module. The carrier carries the electronic component. The heating module includes a first heating source and a second heating source. The first heating source is placed on one side of the carrier and irradiates one surface of the electronic component. The second heating source is placed on the other side of the carrier and irradiates the other surface of the electronic component. The inspection module includes a moving mechanism and an inspection probe mounted on the moving mechanism. The moving mechanism is arranged corresponding to the carrier and drives the inspection probe to test the electronic component.

Abstract: A telescopic door stop device includes a tube assembly with a first tube and a second tube. A connecting tube assembly includes a first connecting member and a second connecting member respectively connected to first and second tubes. The first connecting member is detachably connected to the second connecting member. The first connecting member has an engaging part which is connected to an engaging groove of the second connecting member. Two rotational grooves respectively extend from the engaging groove. When the engaging part is inserted into the engaging groove and rotated into the rotational grooves, the first connecting member and the second connecting member are mutually locked to connect the first tube to the second tube. A stop assembly includes a door stop element and a door supporting element respectively connected to two ends of the tube assembly.

Abstract: A mirror assembly can include a housing, a mirror, and a light source. In some embodiments, the mirror comprises one or more adjustable sections. In certain embodiments, the mirror includes a light column configured to emit a substantially constant amount of light along a periphery of a mirror section. In some embodiments, the light column can produce various color temperatures. In some embodiments, the mirror assembly comprises a capacitive touch sensor that allows control of one or more features of the light emitted from the light source. In some embodiments, the mirror assembly includes a sensor assembly. The sensor assembly can be configured control on/off settings and other features of the emitted light.

Abstract: A pharmaceutical composition for dry powder inhalation is provided, including an active ingredient and a first pharmacologically acceptable excipient. The active ingredient includes vardenafil or a pharmaceutically acceptable salt thereof. The first pharmacologically acceptable excipient includes amino acid, polysaccharide, phospholipid, polylactic acid, polylactic acid copolymer, or a combination thereof. In some embodiments of the present disclosure, a method of preparing a pharmaceutical composition for dry powder inhalation is further provided.

Abstract: A pharmaceutical composition for dry powder inhalation is provided, including an active ingredient and a first pharmacologically acceptable excipient. The active ingredient includes tadalafil or a pharmaceutically acceptable salt thereof. The first pharmacologically acceptable excipient includes amino acid, polysaccharide, phospholipid, polylactic acid, polylactic acid copolymer, or a combination thereof. In some embodiments of the present disclosure, a method of preparing a pharmaceutical composition for dry powder inhalation is further provided. The pharmaceutical composition for dry powder inhalation increases aerosol property meets the requirements for inhalation administration and reduces onset time.

Abstract: A pharmaceutical composition for dry powder inhalation is provided, including an active ingredient and a first pharmacologically acceptable excipient. The active ingredient includes avanafil or a pharmaceutically acceptable salt thereof. The first pharmacologically acceptable excipient includes amino acid, polysaccharide, phospholipid, polylactic acid, polylactic acid copolymer, or a combination thereof. In some embodiments of the present disclosure, a method of preparing a pharmaceutical composition for dry powder inhalation is further provided. The pharmaceutical composition for dry powder inhalation increases aerosol property, meets the requirements for inhalation administration and reduces onset time.

Abstract: A pharmaceutical composition for dry powder inhalation is provided, including an active ingredient and a first pharmacologically acceptable excipient. The active ingredient includes sildenafil or a pharmaceutically acceptable salt thereof. The first pharmacologically acceptable excipient includes amino acid, phospholipid, polylactic acid, polylactic acid copolymer, sugar alcohol, or a combination thereof. In some embodiments of the present disclosure, a method of preparing a pharmaceutical composition for dry powder inhalation is further provided. The pharmaceutical composition for dry powder inhalation increases aerosol property meets the requirements for inhalation administration and reduces onset time.

Abstract: Ketamine derivatives and pharmaceutical compositions thereof are disclosed. When administered orally the ketamine derivatives provide increased bioavailability of ketamine in the systemic circulation. The ketamine derivatives can be used to treat neurological diseases, psychological diseases and pain.

Abstract: A package structure includes a first semiconductor die, a second semiconductor die, an insulating encapsulant and a redistribution layer. The insulating encapsulant laterally surrounds the first semiconductor die and the second semiconductor die, wherein the insulating encapsulant includes a first portion sandwiched in between the first semiconductor die and the second semiconductor die, the first portion has a first recessed part adjacent to an edge of the first semiconductor die, and a second recessed part adjacent to an edge of the second semiconductor die. The redistribution layer is disposed on and electrically connected to the first semiconductor die and the second semiconductor die.

Abstract: The invention discloses a convenient human and animal power drive permanent magnet power generation and storage system, comprising a grip power drive power generation system; the grip power drive power generation system is a dumbbell-shaped grip power generation device, comprising a grip handle and power generation devices provided at both ends of the grip handle; the power generation device is composed of a permanent magnet generator, a tensioning wheel, a spring sheet, a winder ratchet device, and a battery; folding buckles are provided between the power generation devices at both ends and the grip handle so as to be folded inward. The invention solves the problem of continuous power guarantee of wearable intelligent device; in the invention, the grip-type slow gear is designed as a spring tensioning device similar to a mechanical watch; the stress generated during the grip tightens the spring.

Abstract: A ranging-type positioning system and a ranging-type positioning method based on crowdsourced calibration are provided. In a crowdsourcing stage, pedestrian dead reckoning (PDR) is performed based on readings of inertial measurement units on a mobile device, a particle filter (PF) is executed to reconstruct a path of the mobile device with map information of the target field, and FTM data records are collected. Then, a ranging model based on a neural network can be used to calibrate and inversely infer approximate locations of unknown base stations. The optimized ranging model can estimate estimated distances and standard deviations based on the FTM data records obtained in the crowdsourcing stage. In a positioning stage, a position of a to-be-positioned mobile device can be positioned by having the ranging model operated in cooperation with the PDR and the PF.

Abstract: A flexible hybrid electronic substrate and electronic textile including the same are provided. The flexible hybrid electronic substrate includes a first region and a second region. There is a joint between the first region and the second region. Each of the first region and the second region includes at least one selected from the group consisting of the following structure features: multilayer structure feature, anisotropic structure feature and pre-strained structure feature.

Abstract: A current sensing calibration method includes setting a first calibration current, inputting the first calibration current to a current sensing circuit for detecting a first real digital code, acquiring offset calibration data according to the first real digital code and a first ideal digital code corresponding to the first calibration current, setting a second calibration current and a third calibration current, inputting the second calibration current to the current sensing circuit for detecting a second real digital code, inputting the third calibration current to the current sensing circuit for detecting a third real digital code, acquiring gain calibration data according to the second real digital code, the third real digital code, a second ideal digital code, and a third ideal digital code, and acquiring channel temperature calibration data after the current sensing circuit is calibrated according to the offset calibration data and the gain calibration data.

Abstract: The embodiments of the present application relate to the technical field of communications. Disclosed are a user scheduling method in multi-antenna signal transmission, and an electronic device and a storage medium. The method comprises: acquiring channel information of channels that are used by a plurality of users, and according to the channel information of the channels that are used by the users, constructing a channel information covariance corresponding to each user; calculating a correlation coefficient between every two users according to the channel information covariance of each user; and selecting a scheduled user on the basis of the number of scheduled users and the correlation coefficient between every two users.

Abstract: An electrical signal transmission method applied to an electrical signal transmission system includes first transmission interfaces and second transmission interface(s). Electrical signal transmission modes of the electrical signal transmission system include: a first transmission mode used for controlling a total transmission power of the first transmission interfaces and the second transmission interface(s) to be less than or equal to a first preset power, and a second transmission mode used for controlling a maximum transmission power of a second transmission interface to be the first preset power. The electrical signal transmission method includes: determining whether the first transmission mode is turned on; if yes, making the total transmission power of the first transmission interfaces and the second transmission interface(s) less than or equal to the first preset power; and if no, making the maximum transmission power of the second transmission interface be a second preset power.

Abstract: Ketamine derivatives and pharmaceutical compositions thereof are disclosed. When administered orally the ketamine derivatives provide increased bioavailability of ketamine in the systemic circulation. The ketamine derivatives can be used to treat neurological diseases, psychological diseases and pain.