Abstract: Disclosed are a display panel and a driving method therefor, and a display device. Two adjacent rows of sub-pixels are taken as a row group, and the row group is provided with a first sub row group and a second sub row group that are arranged in a column direction; a gate electrode of a first transistor in the first sub row group is electrically connected to a first gate line; a gate electrode of a second transistor in the second sub row group is electrically connected to a second gate line; two adjacent sub-pixels in the column direction share one third transistor, and a gate electrode of the third transistor in the row group is electrically connected to a third gate line; and the first transistor and the second transistor in one column of sub-pixels are electrically connected to a data line by means of the shared third transistor.

Abstract: Provided is a display substrate. The display substrate includes: a base substrate including a display region and a non-display region surrounding the display region; a gate drive circuit disposed in the non-display region; a plurality of first signal lines disposed in the peripheral region and connected to the gate drive circuit; and a plurality of second signal lines disposed in the non-display region and connected to the gate drive circuit; wherein each of the first signal line and the second signal line is configured to supply a signal to the gate drive circuit, and a frequency of the signal supplied by the first signal line is lower than a frequency of the signal supplied by the second signal line.

Abstract: An excitation response measurement method, an electrical impedance tomography method, and a storage medium are provided. The excitation response measurement method comprises: respectively applying, at the same moment, excitation currents having different frequencies within a designated frequency range to excitation electrode pairs of at least two electrode belts, and measuring a voltage difference of a measurement electrode pair of each electrode belt at the moment, wherein the excitation electrode pair is selected from multiple electrodes of the same electrode belt, and the measurement electrode pair is selected from electrodes in the same electrode belt other than the excitation electrode pair; and separating the measured voltage differences of the measurement electrode pairs into multiple sets of voltage differences respectively corresponding to the different frequencies of the excitation currents, and using the multiple sets of voltage differences as electrical impedance tomography data.

Abstract: A collision data processing method and apparatus, a storage medium, a program product, and an electronic device are provided. The collision data processing method includes: determining a target collision body in a virtual scene, the target collision body being a convex polyhedron having vertices; obtaining distance relations between the respective vertices on the target collision body, the distance relations characterizing a shape feature of the target collision body; and transforming the target collision body into a regular geometry object according to the distance relations, wherein the regular geometry object is configured to obtain collision data of the target collision body when the target collision body collides with another virtual object in the virtual scene. This application solves a technical problem of relatively low processing efficiency caused by a high operation difficulty in processing collision data in a related technology.

Abstract: A gate electrode is formed inside a trench via a gate insulating film. The gate insulating film formed on a semiconductor substrate is removed. An insulating film is formed on the semiconductor substrate. A p-type base region is formed in the semiconductor substrate. An n-type emitter region is formed in the base region. Hydrogen annealing process is performed to the semiconductor substrate. A boundary between the base region and the emitter region is located at a position deeper than the insulating film formed between a side surface of the trench and the gate insulating film.

Abstract: The present invention provides an electrode band, an electrode structure, a feed line, and an electrical impedance imaging device. The electrode band comprises: a band (1) which is elastic and is provided with a first surface (11) and a second surface (12) which are oppositely disposed; and a plurality of electrodes (4) fixed on the first surface (11) and provided with male buckles (43) which penetrate through the band (1) and are exposed on the second surface (12), the male buckles (43) being electrically connected to the electrodes (4).

Abstract: An embodiment of present Utility Model application provides a light beam adjusting device and an optical device. The light beam adjusting device includes: one or more first light incidence face arranged to receive an incident light beam; one or more total reflection collimating face arranged to totally reflect the incident light beam from the first light incidence face to collimate the incident light beam; and a first light exit face, from which the collimated light beam is emitted. In the above light beam adjusting device and the optical device, the incident light beam is firstly collimated into a substantially parallel light beam and then exits from the light exit face, thereby improving the luminance of the emergent light and broaden the emergent light.

Abstract: An embodiment of present Utility Model application provides a light beam adjusting device and an optical device. The light beam adjusting device includes: one or more first light incidence face arranged to receive an incident light beam; one or more total reflection collimating face arranged to totally reflect the incident light beam from the first light incidence face to collimate the incident light beam; and a first light exit face, from which the collimated light beam is emitted. In the above light beam adjusting device and the optical device, the incident light beam is firstly collimated into a substantially parallel light beam and then exits from the light exit face, thereby improving the luminance of the emergent light and broaden the emergent light.