Abstract: Disclosed are a control method and apparatus for safety boot of a chip, an electronic device and a storage medium. The method includes: determining, at a preset stage of a chip boot process, first mirror data to be checked at the preset stage and first check code corresponding to the first mirror data, from a decryption result obtained by a hardware security module; determining second check code based on the first mirror data; comparing the second check code with the first check code to obtain a comparison result; determining an integrity check result of the first mirror data based on the comparison result; and executing, based on the integrity check result, a safety boot program corresponding to the first mirror data at the preset stage.

Abstract: A display panel and a display device. The display panel includes a substrate; a pixel definition layer provided on the substrate, the pixel definition layer including an isolation structure and a plurality of pixel openings formed and enclosed by the isolation structure; a support assembly arranged on a side of the isolation structure facing away from the substrate, the support assembly including two or more support columns located between two adjacent pixel openings; a cover plate located on a side of the support assembly facing away from the pixel definition layer. Between the two adjacent pixel openings, the support assembly includes two or more support columns, which can provide sufficient support to the cover plate, thereby effectively improving the problem of the cover plate being prone to deformation, and thus improving the impact of the deformation of the cover plate on the display effect.

Abstract: A mask, including a first clamping region and a second clamping region opposite to each other in a first direction, and at least one mask opening region disposed between the first clamping region and the second clamping region. The mask opening region is in a first initial shape before being tensioned. The mask opening region is in a first target shape during an evaporation deposition process. The first initial shape is different from the first target shape. The first initial shape includes a compensation pattern with respect to the first target shape. The compensation pattern includes a tensile deformation pattern and a thermal deformation pattern.

Abstract: A bracket, a module assembly, and an electronic device, so as to improve position stability of the module in the electronic device. Two first limiting parts arranged opposite to each other are arranged at two ends of the bracket, a second limiting part is arranged on at least one side of the bracket, and the two first limiting parts and the second limiting part are enclosed to form a mounting position for mounting the module. Both the first limiting parts and the second limiting part may limit the module, so as to limit in all directions and ensure position stability of the module in the bracket. The bracket is further fixed to the electronic device through fixing parts, so that the position stability of the module in the electronic device may be improved.

Abstract: Provided herein is a trampoline connector, comprising a transverse connection, a longitudinal connection, and connecting ring, wherein the transverse connection comprises a hollow body, the longitudinal connection comprises a fixing cavity, and the connecting ring comprises at least one connection ring opening and a through hole, wherein the transverse connection is vertically fixedly connected to the top of the longitudinal connection in a “T”-shaped structure, and the connecting ring is detachably connected to the outer wall of transverse connection.

Abstract: A fastening tool. In the fastening tool, a top part guiding matching portion engages a top part guiding portion in a sliding fit; a pressing part guiding matching portion engages a pressing part guiding portion in a sliding fit; a lever hinged to a base part; a transmission part engages a transmission part guiding slot in a sliding fit; the transmission part is driven to slide by the pressing part, and the lever is driven to rotate by the transmission part, then the top part is driven to slide out, due to a reaction force acting on the pressing part by the transmission part and the friction between the pressing part and the base part, the pressing part remains to be self-locked by friction, which can constrain the pressing part and the top part is locked.

Abstract: Disclosed is an automatic identification and classification production line for waste mobile phones and a classification method of waste mobile phones.

Abstract: Disclosed are a fault diagnosis circuit, method and apparatus, and computer readable storage medium. The fault diagnosis circuit includes a safety protection circuit electrically connected to a protected circuit and a diagnosis module electrically connected to the safety protection circuit. The safety protection circuit is configured to perform check operation on stored data in the protected circuit to obtain first check data, perform error injection on second check data corresponding to the stored data, and generate a first check result signal based on the first check data and the second check data after the error injection. The diagnosis module is configured to diagnose faults in the safety protection circuit based on the first check result signal. From embodiments of this disclosure, the safety protection circuit is diagnosed faults through a simple hardware structure, to eliminate the faults based on a diagnosis result, thereby ensuring normal operation of a chip.

Abstract: An edge computing device is provided including at least one memory configured to store computer program code and at least one processor configured to access said computer program code and operate as instructed by said computer program code. The edge computing device is included in a distributed object identification system, which includes a plurality of edge computing devices, and the edge computing device is determined as a central control device based on election from the plurality of edge computing devices. The computer program code includes first capturing code configured to cause the at least one processor to capture a video stream of an environment and first obtaining code configured to cause the at least one processor to obtain identity information of an object in the video stream by performing object identification on the video stream.

Abstract: Disclosed are an integrated circuit and processing method for memory access, an electronic device, and a medium. The integrated circuit includes a first and second memory modules, and an access signal determining module respectively connected to the first and second memory modules. The access signal determining module includes: an interface circuit for transmitting a first memory access signal of a processor to the first memory module; an address filtering circuit for determining a target safety level corresponding to an access address of the first memory access signal; and an access signal processing circuit for offsetting the access address of the first memory access signal in response to the target safety level being a preset level, obtaining a second memory access signal based on the offset address, and transmitting the second memory access signal to the second memory module. Thus, a lower-safety-level memory can be accessed by a higher-safety-level function.

Abstract: The application provides a solar cell, a manufacturing method, a photovoltaic device and a photovoltaic system. The solar cell includes a substrate, a doped conducting layer, a first passivation layer, an anti-reflection layer, a passivation contact layer, and a second passivation layer. The substrate includes opposite first and second surfaces, and side surfaces between the first and second surfaces. The doped conducting layer and the first passivation layer are sequentially stacked on the first surface. The anti-reflection layer is stacked on the first passivation layer and covers the first surface to cover the first passivation layer. The passivation contact layer is stacked on the second surface. The second passivation layer is stacked on the passivation contact layer and covers the second surface to cover the passivation contact layer. The anti-reflection layer or the second passivation layer covers at least part of at least one side surface of the substrate.

Abstract: Disclosed is a circuit breaker monitoring a power line. The circuit breaker is provided with a power line monitoring circuit including a leakage current detecting circuit and a state judging circuit to monitor the on-off state of the shielding wire of the power line. When there is a leakage current between the phase and neutral wire of the power line and the shielding network wire is disconnected, the circuit breaker can automatically cut off the connection between the electrical appliance and the power supply to avoid the electric shock and fire accidents.

Abstract: An isolated DC-DC converter including n conversion circuit units is provided. In each conversion circuit unit, a first connection node is formed between two switching components of a first primary bridge arm, and a second connection node is formed between two electronic components of a second primary bridge arm. A third connection node is formed between two switching components of a first secondary bridge arm, and a fourth connection node is formed between two switching components of a second secondary bridge arm. A first coupling inductor and A first capacitor are serially coupled between the first and third connection nodes. A second coupling inductor and a second capacitor are serially coupled between the second and fourth connection nodes. In the n conversion circuit units, the primary circuit units are electrically connected in series or in parallel, and the secondary circuit units are electrically connected in parallel or in series correspondingly.

Abstract: A mask and a mask assembly. The mask includes an evaporation region and a peripheral region. The evaporation region includes at least one evaporation opening. The peripheral region includes a solid region arranged around the evaporation region. The solid region includes a stress-relieving portion. The stress-relieving portion is arranged around the evaporation region and is distributed in a circumferential direction.

Abstract: Embodiments of this application provide a damping assembly, a rotating mechanism, and a foldable terminal. The damping assembly has a simple structure and occupies a relatively small space, which is conductive to a lightening and thinning design of a foldable terminal. The damping assembly includes a damping section and a shaft sleeve sleeved onto the damping part, where the damping section includes a first damping part and a second damping part, and the shaft sleeve includes a first shaft sleeve part and a second shaft sleeve part an interference amount between the first shaft sleeve part and the first damping part is a first interference amount; an interference amount between the second shaft sleeve part and the second damping part is a second interference amount, and the second interference amount is less than the first interference amount.

Abstract: A fastening tool. In the fastening tool, a top part guiding matching portion engages a top part guiding portion in a sliding fit; a pressing part guiding matching portion engages a pressing part guiding portion in a sliding fit; a lever hinged to a base part; a transmission part engages a transmission part guiding slot in a sliding fit; the transmission part is driven to slide by the pressing part, and the lever is driven to rotate by the transmission part, then the top part is driven to slide out, due to a reaction force acting on the pressing part by the transmission part and the friction between the pressing part and the base part, the pressing part remains to be self-locked by friction, which can constrain the pressing part and the top part is locked.

Abstract: Disclosed is a television including a display body and an interface extension apparatus. The display body includes a shell and a main board provided with a first interface and installed in the shell. The shell is provided with a channel opening. The interface extension apparatus includes a driving module and an interface extension line including a data line and a second interface. The data line is connected between the first interface and the second interface. The driving module is in transmission connection with the data line. The driving module is for driving one end of the interface extension line provided with the second interface to out of the shell through the channel opening, and driving the interface extension line out of the shell to be retracted into the shell through the channel opening. The application also discloses a television control method and a control apparatus.

Abstract: The present application provides solid forms and salts of a compound of Formula (I): pharmaceutical compositions thereof, methods of treating a disease or disorder associated with CDK2 using the same, and processes of preparing the compound of Formula (I) and the solid forms and salts.

Abstract: The present invention provides a method for the preparation of quality control pellets freeze-dried of Escherichia coli, including steps such as making puree containing Escherichia coli, making freeze-drying protective agent, mixing freeze-drying protective agent with bacterial puree and freeze-drying to make freeze-dried powder, and finally making quality control pellets with high activity.

Abstract: A dedicated device for shattering phenolics with mechanochemical synthesis and a shattering method thereof. The dedicated device includes a supporting frame, a primary shattering device, a secondary shattering device, a three-stage shattering device and an automatic regulating device. The primary shattering device includes a shattering box, a first motor, a first transmission rod, a plurality of tool frames, a plurality of blades, at least one screen mesh, a plurality of fixed cutters and a guide hopper. The secondary shattering device includes a first roller, a second roller, a second transmission rod and a set of helical gears. The three-stage shattering device includes a second motor, a set of tapered blade sets and a plurality of strain sensors. This realizes the regeneration of new mixed materials and the chemical properties of materials control of some micro changes such as material morphology.