Abstract: SAR ADC and sampling method based on single-channel TIS. The SAR ADC comprises: a capacitor array comprising a weight capacitor and a compensation capacitor, a first switch array, a second switch array, a channel switch group and a sampling switch; when in a sampling state: a lower plate of the weight capacitor is connected to an input voltage by means of the first switch array, and an upper plate of the capacitor array is connected to a common mode voltage by the sampling switch and the channel switch group; when in a successive approximation state: the lower plate of the weight capacitor is connected to a reference voltage by the second switch array. Input signals are sampled by using a unified to sampling switch, which solves the problem in the traditional technology that sampling moments are mismatched due to different sampling signals in each time-interleaved channel.

Abstract: A multi-bit resolution sub-pipeline structure for measuring a jump magnitude of a transmission curve, comprising: a sub-analog-to-digital converter having n-bit resolution configured to quantize input analog voltage signals and output digital voltage signals; a sub-digital-to-analog converter having n-bit resolution configured to convert the digital voltage signals output by the sub-analog-to-digital converter into corresponding analog voltage signals; a decoder having n-bit resolution configured to decode an n-bit binary input signal; and a switched-capacitor amplification unit configured to, when in a normal mode, perform sampling and residue amplification on the input analog voltage signals; and when in a test mode, measure the jump magnitude of the transmission curve corresponding to each decision level. Magnitude measurement of a transmission curve is performed within 2n clock periods, th and a measurement result is sent to a back-end digital domain of the A/D converter for correction.

Abstract: An optical reader apparatus is configured to detect epidermal ridges of a body part using specular reflection contrast detection. The optical reader apparatus comprises a display comprising a transparent cover and a substrate comprising an array of active pixels. The active pixels serve as an illuminator of the optical reader apparatus. The apparatus also comprises a pinhole array and an optical sensor optically coupled to the display via the pinhole array. The optical sensor comprises an array of photosensors arranged on a substrate. The array of photosensors is configured to detect light reflected via specular reflection by the transparent cover. A processor, coupled to the display and the optical sensor, is configured to control reading of signals from the photosensors and to control illumination of selected active pixels in accordance with a predefined scanning pattern that covers a sensing region of the transparent cover during a body part reading operation.

Abstract: Disclosed are a method and a device for signal transmission. The method includes: determining a transmission mode of a first signal according to at least one of the following: relationship information between a first spatial filtering parameter and a second spatial filtering parameter; a third reference signal associated with the second signal; relationship information between a first reference signal and a second reference signal; relationship information between DCIs corresponding to the first and the second signals; whether a time interval between the first and second signals being greater than predetermined threshold; information type of information in the first signal; time delay information required for switching the spatial filtering parameters; a configuration information indicating whether the first signal and the second signal share one spatial filtering parameter; and sending or receiving the first signal using the determined transmission mode.

Abstract: The present application provides an information sending method, an information sending apparatus, an information receiving method and an information receiving apparatus. The information sending method includes determining a resource for sending information, and instructing, by means of signaling, a terminal to receive information on the resource, or predefining the resource on which the terminal receives information; and determining a scheme for sending information, and instructing the terminal, by means of signaling, about the scheme for sending information, or predefining the scheme for sending information.

Abstract: The present disclosure provides a low-jitter frequency division clock circuit, including: a clock control signal generation circuit, to generate clock signals having different phases; a low-level narrow pulse width clock control signal generation circuit, to generate a low-level narrow pulse width clock control signal; a high-level narrow pulse width clock control signal generation circuit, to generate a high-level narrow pulse width clock control signal; and a frequency division clock generation circuit, to generate a frequency division clock signal according to low-level narrow pulse width clock control signal and high-level narrow pulse width clock control signal. The delay from a clock input end to an output end of low-jitter frequency division clock circuit is up to three logic gates.

Abstract: Disclosed is a method for transmitting a measurement reference signal. The method includes: acquiring port information corresponding to a measurement reference signal according to at least one of received signaling information or an agreed rule; and transmitting the measurement reference signal according to the port information. Also disclosed are a method and device for sending signaling information, a method and device for receiving signaling information, a method for transmitting an uplink reference signal, a device for transmitting a measurement reference signal, an electronic device, and a storage medium.

Abstract: Provided are a method and device for receiving and sending a reference signal and a storage medium, the method for receiving includes steps described below. A reference signal resource used for sending the reference signal is determined; and the reference signal sent by using the reference signal resource is received. And the method for sending includes steps described below, a reference signal resource used for sending the reference signal is determined; and the reference signal is sent by using the determined reference signal resource.

Abstract: Information sending, information determining and relationship determining methods and devices are provided. According to the information sending method, a base station sends M parameter sets via high-layer signaling, wherein M>=1, M is a positive integer, each parameter set includes QCL NZP CSI-RS indication information, indicating a QCL NZP CSI-RS configuration, and comprises a frequency range information indicating a frequency range associated with the QCL NZP CSI-RS configuration, the QCL NZP CSI-RS configuration being used by a terminal to acquire a large-scale characteristic of a channel; and sends parameter set selection information via a physical layer control signal, where the terminal is triggered by the parameter set selection information to determine, according to the parameter set selection information and the QCL NZP CSI-RS indication information of a parameter set among the M parameter sets corresponding to the parameter selection information, QCL CSI-RS configuration of a DMRS.

Abstract: The invention provides a method of transmitting a sounding reference signal (SRS) and a device utilizing the same. The method comprises: a user equipment transmits, to a base station, a sounding reference signal (SRS) on a time domain symbol in a special subframe, wherein the time domain symbol comprises one or more time domain symbols of time domain symbols occupying an uplink pilot time slot; and a number of the time domain symbols occupying the uplink pilot time slot is N, N is an integer, and 3?N?12. The embodiment resolves a problem of an incomplete scheme of transmitting an SRS on a time domain symbol, and realizes transmission of an SRS on increased time domain symbols.

Abstract: Provided are a method, apparatus and system for processing feedback information. The method includes, the first transmission node receiving a signal of a data shared channel, and determining data transmission level indication information of a transport block according to the signal; and the first transmission node transmitting the data transmission level indication information corresponding to the transport block to a second transmission node.

Abstract: A duty cycle adjustment apparatus comprises a first edge extraction unit for extracting a rising edge of a first clock signal; a locking discrimination unit configured to output a control signal according to a comparison result between a discrimination voltage and a stabilized voltage, and select to connect the first clock signal or the clock output signal; an integration unit, configured to convert the feedback signal into the stabilized voltage, amplify the stabilized voltage to reach a reference voltage, and output a control voltage; a charge pump, configured to output a second clock signal according to the control voltage; a second edge extraction unit, configured to extract a falling edge of the second clock signal; and a phase discriminator, configured to compare a phase of the rising edge of the first clock signal with a phase of the falling edge of the second clock signal to generate the clock output signal.

Abstract: Information sending, information determining and relationship determining methods and devices are provided. According to the information sending method, a base station sends M parameter sets via high-layer signaling, wherein M>=1, M is a positive integer, each parameter set includes quasi-co-location Non-Zero Power (NZP) Channel State Information Reference Signal (CSI-RS) indication information, and the quasi-co-location NZP CSI-RS indication information is used by a terminal to acquire a large-scale characteristic of a channel; and when M>1, the base station indicates, via a physical-layer control signaling, parameter set selection information of a subframe on which the physical-layer control signaling is sent.

Abstract: Disclosed is method and apparatus which includes: obtaining a sequence group number and/or a sequence number of a reference signal according to at least one of following pieces of information: the number N of time domain symbols included in a time unit in which the reference signal is located, a positive integer M, index information of time domain symbols in which the reference signal is located among N time domain symbols included in one time unit, index information of the time domain symbol in which the reference signal is located among M preset time domain symbols, a frame number of a frame in which the reference signal is located, the number B of time units included in the frame in which the reference signal is located, or a time unit index obtained according to a subcarrier spacing of a bandwidth part (BWP) in which the reference signal is located.

Abstract: Provided are a sounding reference signal transmission method and apparatus, a communication node device and a storage medium, wherein configuration information of each sounding reference signal symbol in an uplink subframe may be determined according to configuration signaling information and/or a predefined rule; and each sounding reference signal symbol is transmitted according to the configuration information.

Abstract: The present disclosure belongs to the technical field of analog or digital-analog hybrid integrated circuits, and relates to a high-speed SAR_ADC digital logic circuit, in particular to a high-speed digital logic circuit for SAR_ADC and a sampling adjustment method. The digital logic circuit includes a comparator, a logic control unit parallel to the comparator, and a capacitor array DAC. The comparator and the logic control unit are simultaneously triggered by a clock signal. The comparator outputs a valid comparison result Dp/Dn, the logic control unit outputs a corresponding rising edge signal, the rising edge signal is slightly later than Dp/Dn output by the comparator through setting a delay match, Dp/Dn is captured by the corresponding rising edge signal, thereby settling a capacitor array. The present disclosure eliminates the disadvantage of the improper settling of the capacitor array of the traditional parallel digital logic.

Abstract: Provided are a resource indication method, a resource indication device, a base station and a terminal. The method includes: defining, in a hierarchical nesting manner, resource units of multiple granularities for a communication signal; and indicating one or more of the resource units to the terminal. With the present disclosure, the problem in the related art that the communication signal transmission on a full system bandwidth has high complexity and low efficiency is solved, and the purpose of flexibly defining and indicating the resources of the communication signal is realized. The present disclosure is not only easy to operate, but also is favorable to improving the transmission efficiency of communication signal.

Abstract: Provided are an indication method, an information determination method, an apparatus, a base station, a terminal and a storage medium. The method includes notifying a demodulation reference signal (DMRS) port indicator, a sounding reference signal resource indicator (SRI) and a transmission precoding matrix indicator to a terminal to notify basic information. The basic information includes at least one of DMRS port indication information, precoding codebook or precoding matrix information, or a codebook subset restriction (CSR). The basic information is determined based on a value of the SRI.

Abstract: In one aspect, the disclosure relates to a method for converting waste plastics into value-added products, the method including the steps of (a) contacting the waste plastics with a catalyst to form a reaction mixture and (b) applying microwave irradiation to the reaction mixture. In another aspect, disclosed herein are value-added products including, but not limited to, aromatic and aliphatic hydrocarbons produced by the process disclosed herein. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present disclosure.

Abstract: The present invention provides an information processing method, comprising: generating signaling comprising configuration information of channel state information process (CSI process); and sending the signaling comprising the configuration information of the CSI process. The present invention resolves the problem in the related art of being unable to use one CSI-RS resource overhead to meet the transmission requirements of multiple CSI-RSs having different port numbers, thereby achieving the technical effect of reducing resource overheads. The present invention also provides an information processing device and a storage medium.