Abstract: A power amplifier control method is disclosed. A phase modulation control signal may be generated according to an envelope signal that is output by a baseband unit. The phase modulation may be performed on a signal of a main power amplifier link and/or an auxiliary power amplifier link in the Doherty power amplifier circuit according to the phase modulation control signal, so that a phase difference between the signal of the main power amplifier link and the signal of the auxiliary power amplifier link after the phase modulation is a specified value corresponding to a current value of the envelope signal, where the specified value is an optimal phase value of a Doherty power amplifier circuit when the supply voltage of the Doherty power amplifier circuit is an envelope voltage corresponding to the current value of the envelope signal. High-efficiency power amplifier technology is realized.

Abstract: A method for controlling display of a touchscreen, and a mobile device are presented, which relate to the field of electronic device technologies, so that the mobile device can control to zoom-in or zoom-out displayed content on the touchscreen according to received information about two touches. The method in the present disclosure includes receiving first touch information, where the first touch information comprises a first touch position; receiving second touch information, where the second touch information comprises a second touch position; determining zooming times according to a distance between the first touch position and the second touch position; and zooming displayed content on the touchscreen according to a position relationship between the first touch position and the second touch position and the zooming times. The present disclosure is applicable to a mobile device.

Abstract: A fingerprint identification detection circuit, a touch screen and a display device is disclosed. The fingerprint identification detection circuit can include a photosensitive diode, a first switch transistor, a second switch transistor and a voltage follower transistor, wherein the first switch transistor can include a metal oxide transistor, and the second switch transistor and the voltage follower transistor both can include a low-temperature polycrystalline silicon transistor. There is little current leaking from the first switch transistor by using the metal oxide transistor as the first switch transistor. Even in the case of low light intensity, photocurrent can be detected, which may thereby improve the detection precision of the fingerprint identification detection circuit.

Abstract: The disclosure discloses methods and dual-screen devices for displaying text. The method includes: obtaining a red-green-blue (RGB) value of a pixel of the text displayed on a color display screen of the dual-screen device; determining a first grayscale value of the text according to the RGB value; determining a second grayscale value of a background for the text, where the second grayscale value is different from the first grayscale value; displaying the text on an e-ink screen of the dual-screen device according to the first grayscale value and displaying the background surrounding the text on the e-ink screen according to the second grayscale value.

Abstract: A sodium ion battery electrode material is disclosed, the electrode material including a conductive porous material or a conductive porous composite. A sodium accommodating pore is defined inside the electrode material, effective pore diameter size for sodium ion storage in the sodium accommodating pore is in a range of 0.2-50 nm. A method for preparing the conductive porous composite and a sodium ion battery electrode are also provided.

Abstract: The embodiments of the present disclosure provide a computer-implemented method. The method includes caching data from a persistent storage device into a cache. The method also includes caching a physical address and a logical address of the data in the persistent storage device into the cache. The method further includes in response to receiving an access request for the data, accessing the data cached in the cache using at least one of the physical address and the logical address. The embodiments of the present disclosure also provide an electronic apparatus and a computer program product.

Abstract: A convertible bullet-proof backpack and vest includes a body section divided into a front portion, a middle portion, and back portion. The middle portion has a head slot opening, and the front and back portions have respective sections of bullet-proof fabric integrated therein. A zipper runs around an outer perimeter of the front and back portions. In a backpack configuration, the front portion and the back portion fold toward each other and the zipper secures the outer perimeters of the front portion and the back portion together thereby forming a hollow backpack interior between them. In a bullet-proof vest configuration, the zipper is unzipped thereby allowing a user to insert their head through the head slot opening such that the front portion hangs in front of a torso of the user and the back portion hangs behind the torso of the user.

Abstract: A mechanical arm and an operation method thereof, a mechanical arm device and a manufacturing equipment of a display panel are disclosed. The mechanical arm includes an arm main body, a bearing section and a first driver. The bearing section is arranged at a first end of the arm main body, and is movably connected with the first end of the arm main body, the bearing section includes a first bearing surface; and the first driver is arranged at the first end of the arm main body, and is connected with the bearing section to drive the bearing section at least to rotate parallel to the first bearing surface.

Abstract: Polymeric layers (50) comprising an array of blind openings (56) extending into the first major surface (52, 10111, 11211), but not through the second major surfaces (54, 10112, 11212). The blind openings each have a series of areas through the openings from the first major surface towards the second major surfaces ranging from minimum to maximum areas, where for at least a majority of the blind openings the minimum area is not at the first major surface. At least a portion of the first major surface comprises a first material and extends up to, but not into the second major surface. At least a portion of the second major surface comprises a second, different material. Methods for making the polymeric layers are also disclosed. Polymeric layers are useful, for example, as components in personal care garments such as diapers and feminine hygiene products. They can also be useful for filtering (including liquid filtering) and acoustic applications.

Abstract: A rapid synthesis method of a small-crystal-grain ZSM-5 molecular sieve, the method comprising: preparing a mixed silicon-aluminum glue solution, placing the solution in a crystallization kettle for low-temperature nucleation, enabling high-temperature crystallization growth of the solution, and obtaining a crystallization product, namely, a small-crystal-grain ZSM-5 molecular sieve, the nucleation temperature being 60-120° C., nucleation time being 1-3 hours, a crystallization growth temperature being 150-170° C., and crystallization growth time being 1-3 hours. The method is easy to operate, and has a short operation time, thus being able to complete within 6 hours; in addition, the product has uniform grain sizes, is in a mono-dispersed state, and has a high crystallization degree to a submicron degree.

Abstract: A method for directly preparing an empty shell type small grain ZSM-5 molecular sieve. The method comprises: uniformly mixing and stirring an organic template agent, a silicon source and water; dripping an aqueous solution of an aluminum source into the mixture; preserving room temperature, and continuously stirring for a period of time; and performing hydrothermal crystallization, and washing, drying and roasting the obtained product to obtain the molecular sieve. The molecular sieve has high degree of crystallinity and uniform particle size. Moreover, the method requires short time, simple operation and only one step, no extra surfactant is needed, and secondary acid and alkali treatment is not needed.

Abstract: An interference control method and apparatus in a self-organizing system are provided. The method includes the following steps: interference information is received at an access node from at least two other access nodes, wherein the other access nodes serve communication devices interfered by the access node; then the interference information is evaluated at the access node to determine at least one action that could be taken because of the interference; information about the determined at least one action is communicated to at least one of the at least two other access nodes, and the recipient node is operated accordingly.

Abstract: The present disclosure relates to a display device in the field of display.

Abstract: Published enterprise threat detection (ETD) security notes are accessed in a computer data store. Applicability of the published ETD security notes are determined for an information technology computing (IT) landscape. A determination is made that a particular applicable ETD security note has not yet been implemented in the IT computing landscape. Aggregated impact of compromise (IoC) and state of compromise (SoC) values associated with the published ETD security note are analyzed and a computing system patching action is performed based on the aggregated IoC and SoC values.

Abstract: The present disclosure provides a top-gate thin film transistor, a manufacturing method thereof, and an array substrate and a display panel each comprising the top-gate thin film transistor. The top-gate thin film transistor comprises a light-shielding layer formed between the base substrate and the active layer and made of a non-metallic material. The non-metallic material may be a silicone material, such as a polyhedral oligomeric silsesquioxane or a linear silicone resin.

Abstract: The present application discloses a repair circuit for a display substrate. The display substrate comprises a display region and a lead region arranged outside the display region. The repair circuit comprises: a first repair line, arranged at a side of the lead region away from the display region and intersecting with a lead wire in the lead region; a second repair line, arranged at a side of the lead region close to the display region and intersecting with a lead wire in the lead region; and a third repair line that connects the first repair line to the second repair line, wherein the lead wire in the lead region is electrically insulated from the first repair line and the second repair line. The present application further discloses a display substrate, a display device and a repair method for a display substrate.

Abstract: The present invention relates to a palladium-based supported hydrogenation catalyst and a preparation method and application thereof. The catalyst is prepared by the following method: impregnating an Al2O3-containing carrier with an organic solution containing a bipyridine derivative having hydroxy group, optionally drying followed by impregnating with a mixed solution containing the main active component palladium ions and the auxiliary active component Mn+ ions, where M is one selected from Ag, Au, Ni, Pb and Cu; and then optionally drying, and calcining to obtain the catalyst. The preparation method provided by the present invention allows Pd atoms and M atoms to be highly uniformly dispersed on the carrier, which overcomes the adverse impact of the surface tension of the impregnation solution and the solvation effect on the dispersibility of active components.

Abstract: The application belongs to the technical field of automobile plated part, and in particular relates to an automobile, an automobile plated part, an automobile plated part mold and a manufacturing method thereof. The method for manufacturing automobile plated part mold comprises the steps of: establishing a first simulation model of the automobile plated part mold based on a set shape of the substrate of the automobile plated part; using the first simulation model to simulate injection process of the substrate to obtain a first simulation substrate; performing at least one modification processing on the first simulation model, so that a second simulation model thus obtained satisfies the following requirements: using the second simulation model to simulate the injection process of the substrate to obtain a second simulation substrate conforming to the set shape; manufacturing the automobile plated mold according to the second simulation model.