Abstract: An on-chip adaptive optical receiver system, an optical chip, and a communication device are disclosed, which are applied to optical communication. The on-chip adaptive optical receiver system includes an antenna array configured for separating received spatial light to obtain a plurality of sub-light spots; an optical phased array configured for performing phase-shifting processing and beam combining processing on the sub-light spots to obtain combined light; and an optical receiving module configured for demultiplexing the combined light to obtain beacon light. The optical receiving module is further configured for detecting intensity information of the beacon light and generating a feedback signal according to the intensity information.

Abstract: A display substrate and a display device. The display substrate includes a base, an insulating layer, a crack barrier structure, and a signal line. The crack barrier structure is located in a peripheral area, and at least a part of an orthographic projection of the crack barrier structure onto the base extends in an extension direction of a boundary of a display area. The crack barrier structure includes: a groove structure and a blocking portion, the groove structure is in the insulating layer, and a part of the blocking portion is located in the groove structure. The signal line is located at the peripheral area, and includes a top surface facing away from the base, and a side surface located between the top surface and the base, and at least a part of the side surface away from the display area is between the blocking portion and the groove structure.

Abstract: In a grain sampling and imaging device, a grain bin (1) is located under a sampling body (5), a grain feed connector (4) is fixed to a top of the sampling body (5), an observation window (2) is installed on the sampling body (5), a camera (3) is installed above the observation window (2); grains fall to a grain feed connector (4), and then into the sampling body (5), and then are sieved by multiple passages of the sampling body (5), a part of the grains randomly enter the observation window (2) and photographed by the camera (3), and finally all of the grains enter the grain bin (1) through a discharge outlet (5.1) provided at a bottom of the sampling body (5).

Abstract: The present disclosure relates to a method and an apparatus for controlling a screen display content of a display terminal, an electronic device, and a computer-readable storage medium, which belongs to the field of image display technology. The method includes: acquiring angular acceleration data collected by a motion sensor in a terminal device, and determining a movement trajectory of the terminal device according to the angular acceleration data; determining an operation instruction corresponding to the movement trajectory of the terminal device according to a preset mapping relationship between the movement trajectory and the operation instruction; and sending the operation instruction to control a screen of the display terminal to switch the display content.

Abstract: A traditional Chinese medicine compound preparation for treating Parkinson's disease and its preparation method and application are disclosed. The traditional Chinese medicine compound preparation comprises traditional Chinese medicine formula components and the traditional Chinese medicine formula components comprise the following raw material or raw material extracts by mass: 6-15 parts of uncaria rhynchophylla, 3-9 parts of gastrodia elata, 6-12 parts of Gentiana macrophylla, 10-20 parts of raw astragalus membranaceus, 10-20 parts of prepared rehmannia roots, 10-20 parts of achyranthes roots, 10-20 parts of wolfberry fruits, 10-20 parts of angelica sinensis, 10-20 parts of fried atractylodes macrocephala, 6-15 parts of fried spina date seeds, 3-12 parts of walnut kernels, 3-9 parts of safflower, and 20-30 parts of zaocys dhumnade.

Abstract: A method for batch handover authentication and key agreement oriented to a heterogeneous network generally includes the following steps: A, system establishment and participant registration: users participating in authentication register on the LTE-A network to obtain their respective identity information; B, access authentication: when a large number of users request access to the WLAN, the target network WLAN is discovered by using the ANDSF, and the leader sends a complete group authentication message to the AAA server of the WLAN to request identity authentication; if the authentication succeeds, the AAA server of the WLAN returns an identity authentication response; C, if the authentication fails, the continued execution of the protocol is terminated. The method effectively realizes batch authentication of users during handover from the LTE-A network to the WLAN, and thus has high authentication efficiency, small signaling overheads, and high security.

Abstract: Provided are a search method and apparatus for an electronic map, a device and a medium that relate to the field of electronic map technology. The implementation solution includes determining whether target search information input by a user is event-type search information; in response to the target search information being the event-type search information, extracting target event content from the target search information; and determining a target POI based on the target event content and event attribute information associated with a POI in the electronic map and using the target POI as a search result. The event attribute information includes at least event content.

Abstract: A Fructus Forsythiae and Radix Astragali compound preparation, and a preparation method therefor and a use thereof is provided. Traditional Chinese medicine formulation components consist of the following raw materials or raw material extracts in parts by mass: 9-11 parts of Flos Lonicerae, 9-11 parts of Fructus Forsythiae, 9-11 parts of Radix Scutellariae, 9-11 parts of Herba Artemisiae Annuae, 9-11 parts of Radix Astragali, 9-11 parts of stir-fried Rhizoma Atractylodis Macrocephalae, 9-11 parts of Herba Pogostemonis, 5-7 parts of Radix Saposhnikoviae, 9-11 parts of Radix Ophiopogonis, and 5-7 parts of Radix Glycyrrhizae. The components can be made into an oral liquid, a granule, a dissolved medicine, or a tablet. Further disclosed is a use of the Fructus Forsythiae and Radix Astragali compound preparation in preparation of medicines for preventing and/or treating a viral influenza disease.

Abstract: A pushing device and method of a media resource, an electronic device, and a storage device are described. The method for pushing the media resource includes determining an objective sliding path according to acquired path information; detecting a gesture operation on an interface for displaying a to-be-pushed media resource to determine a sliding path of the gesture operation; determining whether the sliding path of the gesture operation matches the objective sliding path when a sliding path similarity is greater than or equal to a first threshold, and that the sliding path of the gesture operation does not match the objective sliding path when the sliding path similarity is less than the first threshold; and generating a pushing instruction for pushing the to-be pushed media resource in response to the sliding path matching the objective sliding path.

Abstract: The present disclosure relates to a method and an apparatus for controlling a screen display content of a display terminal, an electronic device, and a computer-readable storage medium, which belongs to the field of image display technology. The method includes: acquiring angular acceleration data collected by a motion sensor in a terminal device, and determining a movement trajectory of the terminal device according to the angular acceleration data; determining an operation instruction corresponding to the movement trajectory of the terminal device according to a preset mapping relationship between the movement trajectory and the operation instruction; and sending the operation instruction to control a screen of the display terminal to switch the display content.

Abstract: A low-concentration gas differential combustion device includes a low-concentration gas super-cooling dehydration and demisting device, a gas pretreatment device, a burner, a long-term burning open fire device, a high-energy self-heat dispersion rapid ignition device, a combustion chamber, and a waste-heat utilization device. With the low-concentration gas differential combustion device, the problems of gas escaping, forced direct emission, low heat extraction efficiency, concentration over-limit explosions, increase in equipment volume and increase in investment caused by the reversal process in the existing ventilation air oxidation technology, and the problems of narrow gas adaptation concentration range, small adaptive concentration and pressure change amplitude, poor combustion temperature adjustability, high NOx content, high shutdown rate, and low gas utilization rate in the low-concentration gas internal combustion engine power generation technology are solved.

Abstract: The present disclosure relates to an image display device, method based on a mobile terminal, medium, and electronic device. The device includes: a rotation angle acquisition processor configured to acquire a rotation angle value of the mobile terminal rotated around an axis in a second direction; a movement speed processor configured to determine a movement speed of an image displayed on a display screen of the mobile terminal in a display interface of the display screen according to the rotation angle value, and/or determine the movement speed of the image in the display interface of the display screen according to a relationship between a size of the image displayed on the display screen in a first direction and a size of the display interface of the display screen in the first direction; and an image movement controller configured to control the image to move in the first direction in the display interface of the display screen according to the movement speed.

Abstract: Provided are a search method and apparatus for an electronic map, a device and a medium that relate to the field of electronic map technology. The implementation solution includes determining whether target search information input by a user is event-type search information; in response to the target search information being the event-type search information, extracting target event content from the target search information; and determining a target POI based on the target event content and event attribute information associated with a POI in the electronic map and using the target POI as a search result. The event attribute information includes at least event content.

Abstract: A method for batch handover authentication and key agreement oriented to a heterogeneous network generally includes the following steps: A, system establishment and participant registration: users participating in authentication register on the LTE-A network to obtain their respective identity information; B, access authentication: when a large number of users request access to the WLAN, the target network WLAN is discovered by using the ANDSF, and the leader sends a complete group authentication message to the AAA server of the WLAN to request identity authentication; if the authentication succeeds, the AAA server of the WLAN returns an identity authentication response; C, if the authentication fails, the continued execution of the protocol is terminated. The method effectively realizes batch authentication of users during handover from the LTE-A network to the WLAN, and thus has high authentication efficiency, small signaling overheads, and high security.

Abstract: A method for determining a fisheye camera shadow correction parameter, comprising: capturing and acquiring a raw image using a fisheye camera that is not installed in an outer housing; obtaining the raw image from the fisheye camera; performing statistics on luminance information and chrominance information in each block of the raw image; and calculating a correction parameter for the fisheye camera based on the luminance information and the chrominance information of each block.

Abstract: A method for shadow correction verification parameter determination, the method comprising: obtaining correction data in each block of a plurality of correction images, the correction data comprising luma information and color information; wherein the luma information is the ratio of a luma to a luma of a center block, and the color information is a ratio of a color value to a color value of the center block; and calculating at least one set of standard values and deviation values of each block by using the luma information and the color information in each block of the plurality of correction images and taking the at least one set of standard values and deviation values to be correction verification parameters in the shadow correction verification.

Abstract: The present disclosure relates to an image display device, method based on a mobile terminal, medium, and electronic device. The device includes: a rotation angle acquisition processor configured to acquire a rotation angle value of the mobile terminal rotated around an axis in a second direction; a movement speed processor configured to determine a movement speed of an image displayed on a display screen of the mobile terminal in a display interface of the display screen according to the rotation angle value, and/or determine the movement speed of the image in the display interface of the display screen according to a relationship between a size of the image displayed on the display screen in a first direction and a size of the display interface of the display screen in the first direction; and an image movement controller configured to control the image to move in the first direction in the display interface of the display screen according to the movement speed.

Abstract: The invention relates to a belt conveying device with crushing and dust-proof functions for agglomerated finely divided materials which includes a base, a rolling bracket, a conveyor belt, a crushing and dust removing mechanism, and a conveyor belt cleaning mechanism. The base includes a fixed seat body, a movable seat body, and a hydraulic cylinder. The rolling bracket includes a supporting plate, a rotating shaft, and supporting rods. The conveyor belt includes a belt-shaped conveyor belt body and induction teeth. The crushing and dust removing mechanism includes an inner sleeve, an outer sleeve, a first air pump, an ion fan, and a mixing chamber. The conveyor belt cleaning mechanism includes a cylinder, a stencil, a cleaning mechanism, and a second air pump.

Abstract: A method for shadow correction verification parameter determination, the method comprising: obtaining correction data in each block of a plurality of correction images, the correction data comprising luma information and color information; wherein the luma information is the ratio of a luma to a luma of a center block, and the color information is a ratio of a color value to a color value of the center block; and calculating at least one set of standard values and deviation values of each block by using the luma information and the color information in each block of the plurality of correction images and taking the at least one set of standard values and deviation values to be correction verification parameters in the shadow correction verification.

Abstract: A method for determining a fisheye camera shadow correction parameter, comprising: capturing and acquiring a raw image using a fisheye camera that is not installed in an outer housing; obtaining the raw image from the fisheye camera; performing statistics on luminance information and chrominance information in each block of the raw image; and calculating a correction parameter for the fisheye camera based on the luminance information and the chrominance information of each block.