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 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: 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: 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: 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: 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: 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: 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: Embodiments of the present disclosure disclose a circuit detection method and a data detection circuit. The circuit detection method comprises: if a current time point reaches a preset detection time period, based on a data storage address of a detected module, reading a data to be detected corresponding to the detected module from a storage area corresponding to the data storage address; using a preset calculation method corresponding to the detected module to perform a calculation on the data to be detected to obtain a first calculation result; based on the first calculation result and a preset calculation result corresponding to the data storage address, determining a fault state of the detected module. The embodiments of the present disclosure can detect the storage circuit in a timely and accurate manner without data verification by adding hardware, thereby saving space occupied by the system and reducing power consumption.

Abstract: A display panel comprising a display region, a non-display region around the display region, and a transition display region located between the display region and the non-display region, wherein the display panel comprises: a display base plate; an encapsulation cover plate located on the display base plate and configured to seal the display base plate; a support column disposed between the display base plate and the encapsulation cover plate, and configured to support the encapsulation cover plate. In the transition display region, a surface of the encapsulation cover plate close to the display base plate is provided with a first groove, and/or a surface of the display base plate close to the encapsulation cover plate is provided with a second groove.

Abstract: A display panel and a display apparatus. The display panel includes a first display area including a light-transmitting display area. The display panel includes: a substrate; a pixel definition layer disposed on the substrate; a plurality of first spacers disposed on a side of the pixel definition layer facing away from the substrate, the first spacers being positioned in the first display area; a cover plate disposed on a side of the first spacers facing away from the substrate. The first display area includes at least two sub-areas sequentially arranged along a direction from center to edge. In one of the sub-areas on the substrate to an area of the one of sub-areas is different from another proportion of a total area of orthographic projections of first spacers in another one of the sub-areas to an area of the another one of the sub-areas.

Abstract: The application provides a display panel motherboard and manufacturing method thereof. The display panel motherboard includes display panel forming areas distributed in an array and a test area adjacent to the display panel forming areas. The display panel motherboard includes an array mother substrate; a light-emitting layer, disposed on a surface of a side of the array mother substrate and located in the display panel forming areas; and a test component, disposed on the surface of the array mother substrate and located in the test area, the test component including a test block including a fluorescent layer, disposed on the surface of the array mother substrate and emitting light upon being irradiated by activation light; a target test layer, disposed on the side of the fluorescent layer facing away from the surface; and a positioning reference portion, disposed at a peripheral side of the target test layer.

Abstract: A back plate configured to press a mask assembly. The mask assembly includes a glass substrate and a mask that are stacked on the glass substrate. The back plate covers a surface of the glass substrate to press the glass substrate, thereby attaching the glass substrate to the mask. The back plate includes a bottom plate and multiple protrusions, the multiple protrusions include multiple bottom plate protrusions disposed on a side of the bottom plate facing the glass substrate. The multiple bottom plate protrusions are arranged in an array. Orthographic projections of the bottom plate protrusions on a plane of the mask fall within the mask. A distance between the projections of the bottom plate protrusions disposed adjacent to an edge of the mask and the edge of the mask is greater than or equal to a preset distance.

Abstract: The present application relates to a support strip and a mask plate. The support strip includes a main body, an irregular portion, and a clamped portion. The main body has two sides in a first direction and two ends in a second direction. The irregular portion is disposed on the side of the main body. The clamped portion is disposed on the end of the main body. A first central axis of the main body, a second central axis of the clamped portion, and a first main centroid axis of a support portion all extend along the second direction. The second central axis is located on a side of the first central axis adjacent to the first main centroid axis. The first direction and the second direction are perpendicular to each other, and are parallel to a plane in which a top surface of the main body is located.

Abstract: A 6-dof parallel robot with a double-gyroscopic component comprises a fixed platform (1), a moving platform (2) and two modules of 3-dof translational robotic component (3); wherein two modules of 3-dof translational robotic component (3) are connected between the moving platform (2) and the fixed platform (1). The 6-dof parallel robot with a double-gyroscopic component provided by the present invention has the following advantages: excellent dynamic performance, compact structure, six degrees of freedom motion with no singularity, high rigidity, high precision, good stability, a large rotational workspace, etc., thus having a broad prospect in both scientific research and industrial application.

Abstract: The present application provides a display panel defining a display area and a non-display area located around the display area, the display panel includes: a cathode lapping assembly located in the non-display area of the display panel, the cathode lapping assembly includes an organic planarization layer, a seal layer, a cathode connecting wire and a cathode lead-out wire stacked sequentially, wherein the cathode lead-out wire extends to the display area and connects with the cathode in the display area, the cathode connecting wire is configured to receive an external circuit signal and send the external circuit signal to the cathode lead-out wire, and the seal layer is configured to block water and oxygen in the organic planarization layer. In this way, the present application can reduce the erosion of the cathode connecting wire by the water and oxygen in the organic planarization layer.

Abstract: Embodiments of the present disclosure disclose a circuit detection method and a data detection circuit. The circuit detection method comprises: if a current time point reaches a preset detection time period, based on a data storage address of a detected module, reading a data to be detected corresponding to the detected module from a storage area corresponding to the data storage address; using a preset calculation method corresponding to the detected module to perform a calculation on the data to be detected to obtain a first calculation result; based on the first calculation result and a preset calculation result corresponding to the data storage address, determining a fault state of the detected module. The embodiments of the present disclosure can detect the storage circuit in a timely and accurate manner without data verification by adding hardware, thereby saving space occupied by the system and reducing power consumption.

Abstract: A 6-dof parallel robot with a double-gyroscopic component comprises a fixed platform (1), a moving platform (2) and two modules of 3-dof translational robotic component (3); wherein two modules of 3-dof translational robotic component (3) are connected between the moving platform (2) and the fixed platform (1). The 6-dof parallel robot with a double-gyroscopic component provided by the present invention has the following advantages: excellent dynamic performance, compact structure, six degrees of freedom motion with no singularity, high rigidity, high precision, good stability, a large rotational workspace, etc., thus having a broad prospect in both scientific research and industrial application.