Abstract: A memory circuit includes a pre-charging circuit and a control circuit. The pre-charging circuit includes a first pre-charging unit, a second pre-charging unit, a first power supply terminal, a second power supply terminal, a first control terminal, a second control terminal and a data terminal; the first pre-charging unit is connected with the first power supply terminal, the first control terminal and the data terminal; the second pre-charging unit is connected with the second power supply terminal, the second control terminal and the data terminal. The control circuit is configured to in response to a memory being in a row active state and not performing a reading-writing operation, control, through the second pre-charging unit, the data terminal and the second power supply terminal to be disconnected, and control, through the first pre-charging unit, the data terminal and the first power supply terminal to be disconnected.

Abstract: An information processing method is provided. The method includes: receiving a connection request of establishing a call connection, the connection request including a communication identifier of a requester; upon determining the communication identifier of the requester meeting a privacy condition, verifying an identity of a responder; and determining whether to permit a response of the responder to the connection request based on a verification result of the identity of the responder.

Abstract: The present application discloses a cross voltage compensation method for a display panel, a display panel and a display device. The cross voltage compensation method includes steps of transmitting a preset voltage signal to in-plane data lines after scan of scanning lines of a last row of a current frame is completed and before scanning lines of a first row of a next frame are started, keeping all the scanning lines at a close state while transmitting the preset voltage signal to in-plane data lines, and keeping all the scanning lines at a close state after scan of scanning lines of a last row of a current frame is completed and before scanning lines of a first row of a next frame are started, that is, V-blank time.

Abstract: Disclosed is a system and method for cooperatively treating water and gas to reduce pollutants and carbon emission. The system includes a flue gas pre-treatment unit, a wastewater pre-treatment unit, a gas-water cooperative cleaning unit, a remaining water treatment unit, and a circulating cooling evaporation unit.

Abstract: Embodiments of this application provide example permission negotiation methods and apparatuses during communication, and electronic devices. An example first electronic device displays an interface of a currently running communication application, and obtains, in response to the first operation, a permission item restricted for use in a process of communication with a second electronic device. Then, the first electronic device sends a first request to the second electronic device that includes the permission item restricted for use. The first electronic device receives confirmation information of the second electronic device for the permission item restricted for use, and restricts, based on the confirmation information, a locally installed application on applying for the permission item restricted for use.

Abstract: A word line control method, a word line control circuit device, and a semiconductor memory are provided. The method includes: acquiring a row address input signal; acquiring a test mode signal; performing logical and decoding operations on the row address input signal and the test mode signal to generate a row address control signal, wherein the row address control signal includes at least two valid activation signals; and simultaneously activating at least two non-adjacent word lines based on the at least two valid activation signals. The row address control signal obtained allows simultaneous activation of at least two non-adjacent word lines. Since none of any two non-adjacent word lines share a common contact area, a test will not be affected by the disconnection of a contact area or the presence of high impedance, thus improving test accuracy.

Abstract: An artificial valve and a valve delivery system are provided. The artificial valve includes a top stent, a middle stent and a bottom stent. The top stent, the middle stent and the bottom stent are connected in sequence; the top stent is circumferentially provided with at least three locking stents; each locking stent has a locking end at the top; the middle stent is provided with at least three valve leaflet fixing parts; in the unlocked state of each locking end, the diameter of the circumference where the uppermost edges of the three valve leaflet fixing parts are located is ?1, and in the locked state of each locking end, the diameter of the circumference where the uppermost edges of the three valve leaflet fixing parts are located is ?2, which is larger than or equal to 74% of ?1.

Abstract: A control circuit includes a timeout circuit configured to receive a first control signal. The timeout circuit asserts a timeout output signal on a timeout circuit output responsive to an expiration of a time period following assertion of the first control signal. A counter circuit has an input coupled to the timeout circuit output and has a counter circuit output. Responsive to assertion of the first control signal, the counter circuit selectively increments an output count value on the counter circuit output responsive to the timeout output signal having a first logic state or decrements the output count value on the counter circuit output responsive to the timeout output signal having a second logic state. A comparator circuit has a control input coupled to the counter circuit output. The comparator circuit adjusts a magnitude of a reference signal responsive to the output count value from the counter circuit.

Abstract: The disclosure belongs to the technical field of flue gas treatment and provides a method for denitration of flue gas. The method includes in the presence of anammox bacteria, subjecting a NOx-containing flue gas and an ammonia water to an anammox reaction.

Abstract: A carrier body includes a main body, a headrest and a height adjusting mechanism. An engaging portion is formed on the main body. The headrest is movably disposed on the main body. The height adjusting mechanism is installed on the headrest and for cooperating with the engaging portion to adjust a height of the headrest relative to the main body. The height adjusting mechanism includes a driving component slidably disposed on the headrest and a locking component. The locking component includes a rotating connecting portion rotatably connected to the headrest, a locking portion and a driving connecting portion movably connected to the driving component. The driving component slides to drive the locking component to rotate relative to the headrest to drive the locking portion to engage with or disengage from the engaging portion.

Abstract: The disclosure discloses a percussion and cutting composite drilling tool, which relates to the field of drilling equipment and is mainly used to solve the problems of low working efficiency and high wear rate of drill bit existed in breaking rocks only by cutting effect. The main structure comprises a PDC drill bit and a percussion drill bit, which is characterized by a percussion structure directly connected to the percussion drill bit. The disclosure provides a percussion and cutting composite drilling tool, which is suitable for strata under different geological conditions and has higher construction efficiency and lower bit wear.

Abstract: An information processing method includes obtaining parameter information, in response to an electronic device being in a sharing scenario, displaying, based on the parameter information, a sharing identifier for sharing the source device, and in response to obtaining an input operation for the sharing identifier, sending display data of the source device obtained through a first connection channel to a server of the sharing scenario based on a second connection channel, to achieve real-time sharing of the display data of the source device by at least one sharing object in the sharing scenario. The parameter information is configured to characterize a connected source device. The source device is capable of processing and displaying information. The display data of the source device includes dynamically changing data generated by the source device for display.

Abstract: A voltage regulator circuit includes a high side (HS) transistor having a control input and a low side (LS) transistor having a control input. The LS transistor is coupled to the HS transistor at a switching terminal. A comparator has first and second inputs and an output. A first resistor is coupled to the switching terminal. A second resistor is coupled between the first resistor and the second input of the comparator. A capacitor is coupled between a second resistor terminal of the second resistor and ground. A switch has first and second switch terminals and a control input. The first switch terminal is coupled to the first resistor terminal of the second resistor, and the second switch terminal is coupled to the second resistor terminal. A delay circuit has an input and an output. The output of the delay circuit is coupled to the control input of the switch.

Abstract: A vehicular trailer hitching assist system includes a camera disposed at a rear portion of a vehicle and having a field of view exterior of the vehicle, the field of view encompassing at least a portion of a trailer rearward of the vehicle. The camera captures image data representative of the trailer rearward of the vehicle. A control includes a processor operable to process image data captured by the camera. The control, responsive to processing of image data captured by the camera, detects a trailer hitch coupler of the trailer rearward of the vehicle. The control, responsive to detecting the trailer hitch coupler, estimates an initial height and an initial location of the detected trailer hitch coupler. The ECU tracks the position of the trailer hitch coupler in subsequent frames and the ECU selects a current frame and a previous frame of captured image data to refine the initial height.

Abstract: A memory includes: bit lines extending along a first direction and word lines extending along a second direction; a column selection circuit and a plurality of memory modules that are arranged along the first direction; column-select lines extending along the first direction, wherein the column-select lines each are electrically connected to the column selection circuit, and the column selection circuit drives a corresponding amplification unit through one of the column-select lines; a read-write control driver circuit, wherein the read-write control driver circuit and the column selection circuit are located, respectively, on two adjacent sides of the plurality of memory modules as a whole; and a global data line extending along the second direction and an electrical connection line extending along a third direction, wherein the global data line is electrically connected to the read-write control driver circuit through the electrical connection line.

Abstract: A memory includes: bit lines extending along a first direction and word lines extending along a second direction; a plurality of memory modules arranged along the first direction; a column selection circuit and a read-write control driver circuit, wherein the column selection circuit and the read-write control driver circuit are located on a same side of the plurality of memory modules perpendicular to the first direction; column-select lines extending along the first direction and column connection lines extending along a third direction, wherein each of the column-select lines is electrically connected to an amplification unit arranged along the first direction and is electrically connected to the column selection circuit through the column connection line, and the column selection circuit is configured to drive the amplification unit electrically connected to the column-select line.

Abstract: A memory includes: bit lines (BLs) extending along a first direction and word lines (WLs) extending along a second direction; a read-write control circuit and a plurality of memory modules that are arranged along the first direction, wherein each of the plurality of memory modules includes a memory array and an amplifier array that are arranged along the first direction, the memory array includes at least one memory cell, the amplifier array includes at least one amplification unit, each of the BLs is electrically connected to a first terminal of a corresponding amplification unit, and each of the WLs is electrically connected to a corresponding memory cell; a column selection circuit, wherein the column selection circuit and the read-write control circuit are located on two adjacent sides of the plurality of memory modules as a whole, respectively; m column-select lines (CSLs) extending along the first direction.

Abstract: A memory circuit includes a precharge circuit and control circuit. The precharge circuit comprises a first precharge circuit, second precharge circuit, first power supply end, second power supply end, first control end, second control end and data end. The first precharge circuit is connected with the first power supply end, first control end and data end. The second precharge circuit is connected with the second power supply end, second control end and data end. A first precharge voltage is input into the first power supply end, and a second precharge voltage is input into the second power supply end. The control circuit is configured to control connection and disconnection between the data end and second power supply end and to control connection and disconnection between the data end and first power supply end.

Abstract: A network device inputs first network status information of the network device in a first time period to an ECN inference model, to obtain an inference result that is output by the ECN inference model based on the first network status information. Then, the network device sends an ECN parameter sample to an analysis device that manages the network device, where the ECN parameter sample includes the first network status information and a target ECN configuration parameter corresponding to the first network status information, and the target ECN configuration parameter is obtained based on the inference result. The network device receives an updated ECN inference model sent by the analysis device.

Abstract: An additive compound for dyeing an aluminum or aluminum alloy substrate after anodic oxidation to provide better uniformity in dyeing and hence a better finished appearance includes a main agent, an auxiliary agent, a pH stabilizer, and an antibacterial agent. The antibacterial agent includes at least one of sorbic acid, fluconazole, itraconazole, Artemisia argyi, benzyl alcohol, benzoic acid, salicylic acid, and boric acid. An additive solution and a dyeing method are also provided, the use of the compound also allows for a more rapid dyeing process.