Abstract: An array substrate includes a first direct voltage signal line extending along a first direction; and a second direct voltage signal line extending along a second direction, the first direction intersecting the second direction. Pixel driving circuits are arranged in an array along the first direction and the second direction, and are respectively electrically connected to the first direct voltage signal line and the second direct voltage signal line. A pixel driving circuit includes a first transistor having a gate electrically connected to a first node. The first transistor is configured to provide a driving current for a light-emitting element. A first storage capacitor includes a first plate electrically connected to the first node, and a second plate electrically connected to a first electrode of the light-emitting element through a first connection part.

Abstract: Provided are ion channel antagonists/blockers and uses thereof. Specifically, it provides the compounds of formula (I) or pharmaceutically acceptable salts, stereoisomers, solvates or prodrugs, preparation method therefor and application thereof. Definition of each group in the formula can be found in the specification for details. Provided is also pharmaceutical composition useful for treatment of heart disease and other ion channel related diseases.

Abstract: A pixel driving circuit includes a driving circuit, configured to provide a driving current for a light-emitting element; a data writing circuit electrically connected to a first scan signal terminal, a data signal terminal, and a first terminal of the driving circuit; a threshold compensation circuit electrically connected to a second scan signal terminal, a control terminal of the driving circuit, and a second terminal of the driving circuit; and a first storage circuit electrically connected to the driving circuit and the light-emitting element. In a threshold compensation phase, the data writing circuit turns on in response to a turn-on level provided by the first scan signal terminal, and the threshold compensation circuit turns on in response to a turn-on level provided by the second scan signal terminal.

Abstract: The present application provides an electrode piece and a battery, wherein the electrode piece provided by the present application includes a first current collector and a first functional layer arranged on at least one surface of the first current collector, the first functional layer includes active material particles, and the surface of the first functional layer is provided with a plurality of first regions and a plurality of second regions distributed alternately with the first regions; an inorganic salt layer is arranged outside part of the active material particles in the first regions. The electrode piece and battery provided by the present application are used for improving initial efficiency and solving the problem of serious expansion of the battery.

Abstract: A pixel driving circuit includes a driving circuit, configured to provide a driving current for a light-emitting element; a data writing circuit electrically connected to a first scan signal terminal, a data signal terminal, and a first terminal of the driving circuit; a threshold compensation circuit electrically connected to a second scan signal terminal, a control terminal of the driving circuit, and a second terminal of the driving circuit; and a first storage circuit electrically connected to the driving circuit and the light-emitting element. In a threshold compensation phase, the data writing circuit turns on in response to a turn-on level provided by the first scan signal terminal, and the threshold compensation circuit turns on in response to a turn-on level provided by the second scan signal terminal.

Abstract: A surgical robot system includes a platform and at least one positioning arm. The at least one positioning arm each includes a first cross arm and a first rotary joint, the first rotary joint is arranged in the first cross arm or the platform, a proximal end of the first cross arm is rotatably connected to the platform via the first rotary joint, and the first cross arm is operable to rotate about a longitudinal axis relative to the platform. By overlapping first cross arms of a pair of positioning arms and coaxially connecting the first cross arms to the platform, the longitudinal space occupation of the positioning arms can be reduced, and the risk of interference and collision between the positioning arms is reduced.

Abstract: A torque balancing device, a self-balancing joint and a surgical robot are provided. The torque balancing device includes a first body, a second body, an elastic part and a transmission part, the first body includes a first connection end and a first opposite end opposite to the first connection end, the second body includes a second connection end and a second opposite end opposite to the second connection end, the second connection end of the second body is rotatably connected to the first connection end of the first body, the elastic part is provided in the first body, and the transmission part is connected to the second body and the elastic part.

Abstract: Provided are ion channel antagonists/blockers and uses thereof. Specifically, it provides the compounds of formula (I) or pharmaceutically acceptable salts, stereoisomers, solvates or prodrugs, preparation method therefor and application thereof. Definition of each group in the formula can be found in the specification for details. Provided is also pharmaceutical composition useful for treatment of heart disease and other ion channel related diseases.