Abstract: A cache allocation method is provided. A core accesses a L3 cache when detecting a miss response from each of a L1 and a L2 cache accessed by the core through sending instruction fetching instructions configured to request L1 and L2 caches to return an instruction and data. The L1 cache is a private cache of the core, the L2 cache is a common cache corresponding to a core set including the core, the L3 cache is a common cache shared by core sets, and the miss response from the L2 cache carries network slice information. A planning unit in the L3 cache allocates the core sets to network slices, configures caches for the network slices according to the network slice information, and sends a hit response to the core. The hit response is configured to return data in a cache of a network slice corresponding to the core set.

Abstract: A Polar code decoding method and apparatus, a storage medium, and a terminal are provided. The method includes: dividing a Polar code having a length of N into S groups of Polar codes, each group of the S groups of Polar codes being data extracted from the Polar code having the length of N according to a preset rule, and S being an integer power of 2; and performing joint decoding on calculation results of the S groups of Polar codes after performing a logarithm likelihood ratio (LLR) calculation on each group of the S groups of Polar codes.

Abstract: The present application provides a signal compensation method and a signal compensation device; in which, a pre-equalization processing is performed respectively on a plurality of bits corresponding to each modulation symbol in a bit sequence to be modulated, and results of the pre-equalization processing are simply added and then subjected to a nonlinear predistortion processing.

Abstract: Disclosed are a coding management method and apparatus based on High Efficiency Video Coding (HEVC). The method includes: obtaining a calculated correlation result for a HEVC basic unit before and after division, the correlation result including a spatial correlation result for the basic unit before the division and N basic units generated after the division, and N being an integer greater than 1; and judging whether or not to perform the division on the basic unit according to the calculated correlation result.

Abstract: Provided are a method and apparatus for presenting image for a VR device, a device and a non-transitory computer-readable storage medium. The method for presenting image for a VR device includes steps of: acquiring input image data; establishing a correspondence between the input image data and output image data in a polar coordinate system, the polar coordinate system having a pole which is an intersection of a center of a field of view of the VR device and a display plane; obtaining image data to be presented according to the output image data; and presenting the image data to be presented on the basis of a convex lens.

Abstract: The present disclosure provides a method for estimating a frequency offset, including: extracting sampling points from an input signal according to preset intervals to obtain a plurality of groups of sampling points, with the preset intervals of the groups of sampling points being different; performing processes on a current sampling point and the groups of sampling points to obtain data of arguments of complex numbers corresponding to the preset intervals; and determining an estimation value of a frequency offset of a current input signal according to the data of arguments of complex numbers corresponding to the preset intervals. The present disclosure further provides an apparatus for estimating a frequency offset, an electronic device and a computer-readable medium.

Abstract: A decoding method and device are provided. The method includes: decoding grouped original data in parallel by a first decoding unit to obtain grouped decoded data; decoding merged grouped decoded data by a second decoding unit to obtain decoded data; and if the sum of the lengths of the decoded data is an integer multiple of an upper limit of the decoding times of the second decoding unit, updating the first decoding unit and the second decoding unit, and if the sum of the lengths of the decoded data is not an integer multiple of the upper limit of the decoding times of the second decoding unit, updating the second decoding unit to obtain the decoded data again, until the sum of the lengths of the decoded data is equal to a decoding length, and merging the decoded data to serve as a decoding result of the original data.

Abstract: A decoding method and apparatus, a network device, and a storage medium are provided. The method includes: receiving data before de-interleaving and soft bit encoding locations; dividing the data before de-interleaving to obtain first data banks; acquiring punctured data, and obtaining second data banks according to the punctured data, wherein the data before de-interleaving and the punctured data are determined in encoded data according to the soft bit encoding locations; and performing decoding according to the soft bit encoding locations, the first data banks and the second data banks, so as to obtain decoded data.

Abstract: A method for determining a working frequency point includes: each measurement period and each frequency point to be measured in each measurement period are acquired; whether a present moment is a first scheduling slice of a present measurement period is judged; if YES, frequency point switching and measurement are sequentially performed to obtain a Received Signal Strength Indication (RSSI) value of each frequency point to be measured in the present measurement period, frequency point switching back to a present working frequency point is performed, and the judging is re-executed until an RSSI value of each frequency point to be measured in each measurement period is measured; if NO, the judging is re-executed; and a working frequency point is redetermined according to a relationship between the RSSI value of each frequency point to be measured in each measurement period and an interference value of the present working frequency point.

Abstract: Disclosed are a data decoding method and apparatus, and a computer storage medium. The data decoding method includes: after Polar code data to be decoded is acquired, transmitting the Polar code data to be decoded to at least two pre-configured independent U value calculation modules, the U value calculation modules being configured to calculate a U value required at a next iteration of a G node; controlling the at least two independent U value calculation modules to process the Polar code data to be decoded to obtain at least two sets of new decode data; and, processing the at least two sets of new decode data to obtain new Polar code data to be decoded.

Abstract: Provided is an information processing method. The method includes that: first data to be decoded and one or more decoding parameters of the first data are obtained; a basis matrix is determined based on the one or more decoding parameters; a decoding instruction set including a plurality of decoding instructions is determined based on the basis matrix, wherein the plurality of decoding instructions include elements in the basis matrix; and the first data is decoded based on the decoding instruction set. Further provided are an information processing device and a computer storage medium.

Abstract: An image reconstruction method, device and apparatus and non-transitory computer-readable storage medium are disclosed. The method may include: determining norms of convolution kernels of each convolutional layer of a deep neural network model; determining the convolution kernels with norms greater than or equal to a preset threshold in each convolutional layer to obtain a target convolution kernel set of each convolutional layer; processing an input image of each convolutional layer by using the convolution kernels in the target convolution kernel set of each convolutional layer respectively, to obtain a first image processing result; obtaining a second image processing result by performing interpolation on an initial image; and determining a fusion result according to the first image processing result and the second image processing result and reconstructing the initial image according to the fusion result.

Abstract: Disclosed is an operational amplifier, including a first-stage gain circuit, a second-stage gain circuit, and a tail current compensation circuit. The first-stage gain circuit is connected to the second-stage gain circuit, the first-stage gain circuit is provided with an input terminal, the second-stage gain circuit is provided with an output terminal. The first-stage gain circuit at least includes a tail current source, a first terminal of the tail current compensation circuit is connected to the tail current source, and a second terminal of the tail current compensation circuit is connected to the output terminal of the second-stage gain circuit. The tail current compensation circuit is configured to compensate the tail current source with an output signal of the output terminal of the second-stage gain circuit.

Abstract: Disclosed are an interposer and a chip package structure. The interposer may include: at least one signal transmission vias; at least one insulator isolation rings, one of said insulator isolation rings encircling one of said signal transmission vias; and at least one reverse-biased PN junction isolation rings, one of said reverse-biased PN junction isolation rings surrounding at least one of said insulator isolation rings, and the reverse-biased PN junction isolation ring including a semiconductor ring of a first conductivity type and a semiconductor ring of a second conductivity type from inside to outside, the semiconductor ring of the second conductivity type is connected to a bias potential.

Abstract: Provided is a synchronization method, which includes: a first device periodically sends a first PSS sequence and first PDSCH control information at frequency points F1 to FN in sequence, where the first PSS sequence and the first PDSCH control information are used for a second device to detect the first PSS sequence and detect the first PDSCH control information; the first device receives signals at frequency points f1 to fM in sequence and detects a second PSS sequence; when the second PSS sequence is detected, the first device obtains second half-frame synchronization information and detects second PDSCH control information according to the second half-frame synchronization information; and when the second PDSCH control information is detected, the first device obtains second frame synchronization information and enters a synchronization state. Also provided are a synchronization device, a synchronization system, and a computer-readable storage medium.

Abstract: There are provided an orthogonal frequency division multiplexing (OFDM) demodulator, a demodulation method and a receiver. The OFDM demodulator includes a phase analog-to-digital converter and a determiner, wherein the phase analog-to-digital converter is configured to acquire an OFDM analog signal, extract and quantize phase information of a modulated signal on each subcarrier in the OFDM analog signal, and output a phase quantified value corresponding to the phase information of the each subcarrier; and the determiner is configured to perform determination according to the phase quantified value, to obtain modulation information corresponding to the each subcarrier.

Abstract: Provided are a sharing method and apparatus. The method acquires the first transmission parameter and the number of first channels supported by one network mode; calculates and obtains the first storage parameter corresponding to the one network mode according to the number of the first channels, the first transmission parameter and a preset calculation model; determines the first storage area satisfying the first storage parameter, and allocates the storage space for the first channels according to the first storage area. Further provided is a terminal.

Abstract: A method and device for realizing a snapshot function of a micro-engine processing packet intermediate data, and a computer storage medium. The method comprises: completing a snapshot of packet intermediate data via a debugging instruction to obtain packet snapshot data; completing the storage and outputting of the packet snapshot data according to a software command, so as to move and store the packet snapshot data in an external memory outside the micro-engine; and completing the bus-out of the packet snapshot data in the external memory.

Abstract: Embodiments of the present disclosure disclose a method and device for reducing bandwidth consumption of a display controller. The method includes: whether image data of a current User Interface (UI) frame to be displayed is the same as image data of a previous UI frame is judged; when the image data of the current UI frame to be displayed is the same as the image data of the previous UI frame, image data in a nontransparent region except a transparent region of the previous UI frame is read; and when the image data of the current UI frame to be displayed is different from the image data of the previous UI frame, a transparent region of the current UI frame to be displayed is determined according to a preset strategy. Embodiments of the present disclosure further disclose a display controller and a computer storage medium.

Abstract: Disclosed are an IQ mismatch compensation method and apparatus for a radio frequency communication system, a compensation device and a communication device. The method comprises: acquiring an interaction result of test signals between a transmitting component and a receiving component; obtaining angle mismatch parameters of a pre-determined type according to the interaction result; determining a frequency domain compensator for performing mismatch compensation on the frequency-dependent angle mismatch parameters according to the following formulae: Y(w)=X(w)?jP(w)*X*(?w) and Y(?w)=X(?w)+jP(w)*X*(w); and performing frequency domain compensation on the frequency-dependent angle mismatch parameters by using the frequency domain compensator. Also disclosed is a computer storage medium.