Abstract: A thermoplastic polyurethane (TPU) foam product with high flatness, and a preparation method and a use thereof are provided. The TPU foam product is prepared by processing aliphatic thermoplastic polyurethane (ATPU) beads with a melting range of 20° C. to 50° C. and a melting point of 90° C. to 160° C. by a physical gas foaming process to obtain foamed ATPU beads and heating the foamed ATPU beads with a heat source to make the foamed ATPU beads fused. The TPU foam product with high flatness has a density of 0.08 g/cm3 to 0.8 g/cm3 and a flatness value of less than 2 mm, and the flatness value is determined by a fixed-length ruler. The TPU foam product not only has high flatness such that diversified designs are allowed for a surface of the product, but also has high resilience.

Abstract: Provided are a semiconductor structure and a manufacturing method thereof. The semiconductor structure includes a carrier substrate, a trap-rich layer, a dielectric layer, an interconnect structure, a device structure layer and a circuit structure. The trap-rich layer is disposed on the carrier substrate. The dielectric layer is disposed on the trap-rich layer. The interconnect structure is disposed on the dielectric layer. The device structure layer is disposed on the interconnect structure and electrically connected to the interconnect structure. The circuit structure is disposed on the device structure layer and electrically connected to the device structure layer.

Abstract: A locking and fixing device, and a server, the locking and fixing device comprises a mounting frame and an expansion card assembly, and the expansion card assembly is mounted on the mounting frame; the locking and fixing device further comprises: a lock mechanism, wherein the mounting frame is provided with a hinge part and a mating part; and one end of the lock mechanism facing the hinge part is hinged to the hinge part, and one end facing away from the hinge part is openably and closably locked on the mating part, so as to lock the mounting frame and the expansion card assembly together.

Abstract: A chips bonding auxiliary structure includes a first chip, an auxiliary pattern and a second chip. The first chip has a first surface. The auxiliary pattern is form on the first surface. The second chip has a second surface bonding to the first surface to form at least one gap space surrounding the auxiliary pattern.

Abstract: Disclosed in the present application are a method for reducing SGLTE coupling de-sense and a mobile terminal, the method including: filtering out an LTE network frequency band in a signal transmitted by a signal transmission end of a GSM; and filtering out a network frequency band in a signal of a signal reception end accessing the GSM other than a GSM network frequency band. Employing the present application may eliminate mutual interference between a GSM signal and an LTE signal due to the GSM network frequency band and the LTE network frequency band getting too close to each other, which greatly alleviates SGLTE mobile terminal coupling de-sense situation.

Abstract: A toothed safe braking apparatus for use in robotic joint, comprising an electromagnetic telescoping apparatus (6) and a friction engagement component (10). The friction engagement component (10) is mounted on a shaft (C) of the robotic joint and comprises a brake lock ring gear (1) provided with a first center fitting hole (12), the brake lock ring gear (1) being provided with teeth (11) arranged on the outer circumferential surface thereof, a pretension ring (2) provided with a second center fitting hole (13), and a brake hub (4) provided with a first end surface (14), a second end surface (15), and an outer circumferential surface (16).

Abstract: A method for detecting anomalous data is provided. The method comprises collecting a training dataset comprising a number of transactional time series, wherein the time series comprise non-anomalous data entries for a specified transaction type. The training dataset is fed into a gated recurrent unit (GRU) network, which learns the data distribution for the transactional time series. The GRU predicts expected future values of the specified transaction type according to the learned data distribution. An upper bound and a lower bound for future values are calculated based a standard deviation of the predicted values. When new data entries of the specified transaction type are received their values are compared to the upper bound and the lower bound, and an error notification is provided if the values of the new data entries fall outside the upper bound or lower bound.

Abstract: A tool-free support mounting structure is provided, including a base, a handle, and a support. The handle and the support are slidably connected along a first direction; the support and the base are clamped through a limiting slot and a limiting bulge; a slot width direction of the limiting slot is consistent with the first direction, and a slot depth direction is a second direction perpendicular to the first direction; when the limiting bulge is embedded in the limiting slot, the handle and the base are clamped through a fixing slot taking a slot depth direction as the first direction, and a fixing bulge; and an opening used for guiding the fixing bulge to enter, along the second direction, is formed in a notch of the fixing slot.

Abstract: The present invention discloses a shed tunnel structure for preventing a falling rock, including a shed tunnel body and a buffer plate for bearing impact of the falling rock, where the shed tunnel body includes a first supporting structure, and the first supporting structure is arranged on a side away from a ramp; one end of the buffer plate is connected to the ramp; a side face of the buffer plate close to the shed tunnel body is in movable contact with the first supporting structure, and the contact position is close to the other end of the buffer plate. The objective of resisting continuous impact of the falling rock can be achieved through the structural design.

Abstract: Embodiments of the present specification disclose data processing methods, apparatuses, and devices. A method can include: obtaining data use authorization information sent by a data requester; verifying the data use authorization information; in response to successfully verifying the data use authorization information, sending data authorized to be accessed by the data use authorization information to the data requester, wherein the data is obtained from a trusted institution and is stored in trusted hardware; and storing, on a blockchain associated with a blockchain network, a data sending record for the data.

Abstract: The application introduces the technology of Internet of Things into field of attire design, and creates a communicative and sensitive device: the composite and convertible attire with network communication and intelligent sensitive features, referred to as COMS Attire, its purpose is to liberate mobile devices from “hand-held” mode, and use the convertibility of attire to protect and enhance intelligent elements. Attire is big in size, large in capacity, deformable in shape, attachable and detachable in structure, and its carried items can be exposed and concealed at will. Attire is a daily necessity in people's lives, and the most suitable place for development of new generation of mobile intelligent device to replace the miniaturized traditional mobile one; the technical achievements of hardware “miniaturization” make COMS attire more intelligent, more fashionable and popular with users. COMS attire increases the choice of chip types, and expands the installation space of intelligent components.

Abstract: A compensation method and system for exposure alignment are provided. The method includes: acquiring original data of an aligned pattern, performing first-order processing on the original data to obtain first-order derivative data, obtaining a compensation value based on the original data and the first-order derivative data when exposure alignment has deviation, and compensating the exposure alignment based on the compensation value. According to the compensation method for exposure alignment, the first-order derivative data is obtained by performing first-order processing on the original data, and then the compensation value is obtained based on the original data and the first-order derivative data to compensate the exposure alignment, so that the compensation accuracy is higher, and the accuracy of exposure alignment is optimized.

Abstract: A mounting base of a ceiling fan has a mounting disc, a fitting sleeve, and a positioning unit. The mounting disc has a through hole. The fitting sleeve is mounted in the through hole and has a hanging block located on an end of the fitting sleeve. The fitting sleeve is hung on the mounting disc via the hanging block. An accommodating space is formed through the fitting sleeve and is adapted to accommodate a hanging rod. The positioning unit is mounted in the accommodating space and is capable of engaging with the hanging rod. The positioning unit has a bending edge. The positioning unit is hung on the fitting sleeve via the bending edge. The mounting base has a simplified assembling process and a great stability in mounting structure.

Abstract: An underframe boundary beam connecting structure suitable for a railway vehicle with a drum-shaped vehicle body is provided. An underframe boundary beam is a through long roll bending piece, a section of the through long roll bending piece is of a channel structure, and has a side face, an upper wing face, and a lower wing face. The side face has an inclination angle consistent with a side wall plate, an upper end of an outer side of the side face is provided with a concave platen, and the side wall plate is lapped on the concave platen and fixed by a butt welding; an inner end of the lower wing face is provided with a downwards vertical flanging, a vertical plate is welded and fixed between the upper wing face and the lower wing face.

Abstract: Embodiments of the present disclosure is directed to a method of controlling screen color temperature. The method includes: acquiring ambient light parameters according to a preset time interval, obtaining an ambient relative color temperature value corresponding to the ambient light parameter acquired at each acquisition time point, performing a weighted average process on the ambient relative color temperature value corresponding to the ambient light parameter acquired at each acquisition time point to obtain a target ambient color temperature value, determining a target screen color temperature value corresponding to the target ambient color temperature value and further a current screen color temperature value, and changing a color temperature value of the screen from the current screen color temperature value to the target screen color temperature value according to the screen color temperature value change time.

Abstract: The present disclosure provides an optimized designing method for a laminate preform of a ceramic matrix composite e. With overall consideration of a strength requirement of a component, a geometric shape and properties of the laminate preform, the method includes: optimizing, based on a corresponding mechanical formula, a fiber volume fraction of each laminate constituting the preform and a fiber direction in the laminate, and selecting a preferred microscopic structure for each laminate, thereby taking full advantage of material performance. The method is applicable for optimized design of various components of the ceramic matrix composite.

Abstract: A method for measuring chips bonding strength includes steps as follows: An auxiliary pattern is formed on a first surface of a first chip. A second surface of a second chip is bonded to the first surface to form at least one gap space surrounding the auxiliary pattern. Next, dimensions of the at least one gap space and the auxiliary pattern are measure respectively; and the bonding strength between the first chip and the second chip is estimated according to the dimensions.

Abstract: A robot joint module and a wireless power supply apparatus, system, and method therefor. The apparatus includes: a wireless power receiver arranged at a connecting end of a current robot joint module and adapted to receive electrical power from a previous robot joint module of the current robot joint module; and a wireless power transmitter arranged at an output end of the current robot joint module and adapted to transmit the electrical power to a next robot joint module of the current robot joint module. By receiving electrical power from a previous robot joint module in a wireless power supply mode and sending the electrical power to a next robot joint module in a wireless power supply mode, the electrical power can be transferred between a plurality of robot joint modules, without arranging any power cable.

Abstract: Disclosed is an electrically-conductive film, comprising a support layer, an electrically-conductive area, a lead, and a bridging part. The support layer comprises a first side and a second side in an opposite arrangement. The support layer is recessively provided with a first groove and a second groove not in communication with each other. The first groove is filled with an electrically-conductive material to form an electrically-conductive area. The second groove is filled with an electrically-conductive material to form a lead. The bridging part is provided on the first side; the bridging part is electrically connected to the electrically-conductive area and to the lead. With the bridging part connected to the electrically-conductive area and to the lead, the connection is of increased reliability, and the electrical conductivity is increased. In addition, also disclosed is a preparation method for the electrically-conductive film.

Abstract: An electronic device that includes a display and an eye tracker configured to collect eye tracking data regarding a gaze of one or more of a user's eyes across the display. The electronic device also includes processing circuitry that is operatively coupled to the display and configured to generate pixel data for frames of content based at least in part on the eye tracking data such that the content is configured to be shown on the display in a dynamically foveated manner. The processing circuitry is also configured to apply a dither pattern to the frames of content independent of the gaze of one or more of the user's eyes.