Abstract: A semiconductor memory, comprising a negative voltage providing unit, which is used for providing a first negative voltage to a word line during a read operation, and comprises: a clamping unit that comprises an input end, a control end and an output end, wherein the input end is coupled to a common ground end of the memory, and the control end is used for receiving a first signal; an energy storage capacitor, a first end of which is coupled to the output end, and a second end that is used for receiving a second signal; and a negative voltage providing end which is coupled to the first end, wherein the clamping unit is used for: pulling the voltage at the output end to the voltage at the input end when the first signal is “0”; and clamping the output end at a clamping voltage when the first signal is “1”.

Abstract: Techniques are described for selecting root pairs for Zadoff-Chu sequences for random access preamble and for signaling one or more values associated with the root pair to a user equipment (UE) by a base station. The described root pair selection methods for two-root physical random access channel (PRACH) preamble can enable the peak differences received at the UE from different frequency offsets (FOs) to be disjointed even considering error in UE side. The selection techniques can improve the performance of PRACH FO and time offset (TO) estimation.

Abstract: Methods and systems for analysing a property of a cornea of an eye using terahertz (THz) radiation are provided. The method includes projecting a first THz wave onto a surface of the cornea and detecting a first reflected wave being a reflection of the first THz wave reflected from the surface of the cornea. The method further includes deforming the cornea, projecting a second THz wave onto the surface of the cornea after the deforming and detecting a second reflected wave being a reflection of the second THz wave reflected from the surface of the cornea after the deforming. Finally, the method includes calculating the property of the cornea based on the first reflected wave and the second reflected wave.

Abstract: The apparatus (100A) comprises a cover plate (102) for focusing a terahertz beam (108) and a bottom plate (104) for enhancing an absorption signal of a sample (106) to the terahertz beam (108). The apparatus (100A) comprises a terahertz time-domain spectroscopy module (110) for acquiring (802) terahertz time-domain spectroscopy (THz TDS) data. The apparatus (100A) comprises a processor (120) configured to implement a trained machine learning model (130) that is trained on training dataset (114) comprising a pure compound dataset (114a) and a mixture dataset (114b). The trained machine learning model (130) is configured to process (804) an acquired THz TDS data (116) for obtaining a reduced dimensionality dataset (118); extract (806) at least one feature (118a) from the reduced dimensionality dataset (118); generate (808) a classification label (122) for the reduced dimensionality dataset (118); and indicate (810) a probability of identifying the chemical compound (112).

Abstract: A method for changing operating frequency in a serial data link includes transmitting first datagrams over the serial data link using a first physical layer interface configured for a first frequency of operation, configuring a second physical layer interface for a second frequency of operation different from the first frequency of operation while the first datagrams are transmitted over the serial data link, transmitting configuration information over the serial data link using the first physical layer interface after the second physical layer interface has been configured for the second frequency of operation, idling the serial data link by terminating transmissions by the first physical layer interface, decoupling the first physical layer interface from the serial data link, coupling the second physical layer interface to the serial data link, and transmitting second datagrams over the serial data link using the second physical layer interface and the second frequency of operation.

Abstract: Method, systems and devices for direct and active channel state information, CSI, report configuration are provided. The method comprises: receiving a message containing a CSI report configuration for a serving cell at a user equipment, UE; and activating the CSI report configuration for the serving cell by the UE when a predetermined event occurs.

Abstract: A negative electrode plate includes a negative electrode current collector and a negative electrode active material layer arranged on at least one surface of the negative electrode current collector, where the negative electrode active material layer includes a negative electrode active material, the negative electrode active material includes graphite and niobium composite metal oxide, the niobium composite metal oxide includes at least one of compounds with a molecular formula of TxNbyMzOa, and a mass ratio of the niobium composite metal oxide to the graphite is (5-50):(50-95). The electrochemical apparatus using such negative electrode plate of this application has good comprehensive performance.

Abstract: Methods, systems, and devices for transmission resource switching are described. A wireless communication method is provided to comprise configuring, by a network device, a configuration message to facilitate a transmission resource switching among sets of resources; and communicating, by the network device, with a user device to perform the transmission resource switching.

Abstract: A wireless communication method, comprising: forming M groups of data transmission configurations, wherein the mth group of data transmission configuration corresponds to the data transmission scheduled by a maximum number of Km control information sets, where M>0, m=1, . . . , M and Km>0, defining one or more transmission settings for said M groups of data transmission configurations, allocating resources among the one or more transmission settings, generating one or more control information sets associated with said one or more transmission settings, transmitting the one or more control information sets to a wireless network.

Abstract: Provided are a method for indicating reference signal configuration information, a base station and a terminal. The method includes that a first communication node determines joint signaling and the first communication node transmits the joint signaling to a second communication node. The joint signaling includes first information and second information. The first information includes at least one of the following: quasi-colocation configuration information and configuration information of a transmission beam. The second information includes at least one of the following: configuration information of a phase tracking reference signal and configuration information of a demodulation reference signal.

Abstract: Provided are a method for transmitting an information element, a communication node, a system and a storage medium. The method includes the following steps: a first communication node performs at least one of the following: the first communication node sends capability information to a second communication node; the first communication node receives parameter information of an information element configured by a second communication node; or the first communication node receives a channel characteristic hypothesis of the information element configured by a second communication node; the first communication node determines a manner of receiving the information element according to at least one of the following: the capability information, the parameter information, or the channel characteristic hypothesis of the information element. The information element includes at least one of: Q1 reference signals, Q2 data channels or Q3 control channels, where Q1, Q2 and Q3 are integers greater than or equal to 1.

Abstract: Aspects presented herein relate to methods and devices for display processing including an apparatus, e.g., a DPU. The apparatus may receive each of a plurality of frames in a scene. The apparatus may also convert a data format for each of the plurality of frames to one or more DSC bit streams for each of the plurality of frames. Further, the apparatus may store the one or more DSC bit streams for each of the plurality of frames in a first memory or a first cache. The apparatus may also read the one or more DSC bit streams for each of the plurality of frames from the first memory or the first cache. The apparatus may also transmit, to a display panel, the one or more DSC bit streams for each of the plurality of frames.

Abstract: Various embodiments provide systems and methods for managing a first earpiece and a second earpiece for presenting an audio stream from a wireless device. Various embodiments may include monitoring a battery level of the first earpiece and a battery level of the second earpiece, determining whether the battery level of the first earpiece meets a threshold, and configuring the wireless device to send a monophonic audio stream to the second earpiece in response to determining that the battery level of the first earpiece meets the threshold.

Abstract: Systems and methods for implementing charged particle flooding in a charged particle beam apparatus are disclosed. According to certain embodiments, a charged particle beam system includes a charged particle source and a controller which controls the charged particle beam system to emit a charged particle beam in a first mode where the beam is defocused and a second mode where the beam is focused on a surface of a sample.

Abstract: Wireless communication methods and corresponding apparatus and non-transitory computer-readable storage medium are disclosed. The wireless communication method comprises transmitting, from a first communication node to a second communication node, user equipment (UE) subscription information, wherein the UE subscription information is used to indicate if the UE is allowed to use an aerial UE function. Other methods are disclosed in this disclosure, which improve the functionality of a wireless communication system.

Abstract: The present disclosure is directed to network-controllable repeater management, including establishing a first communication link between a first network node and a second network node, communicating, by the second network node with the first network node via the first communication link, and communicating, by the second network node with a third network node via a second communication link.

Abstract: Provided are a positioning method, device and system for a transmitting device, and a storage medium and an electronic device. The method includes that: control information is determined by a receiving device, wherein the control information includes temporal information and control direction information, and the control direction information is used for instructing a meta-surface control unit to adjust a reflection coefficient of a meta-surface to a target reflection coefficient corresponding to a preset direction within a target time period; a pilot signal is transmitted to the meta-surface by a transmitting device; the control information is sent to the meta-surface control unit by the receiving device; and a signal measurement result corresponding to the preset direction is determined, and the transmitting device is positioned according to the preset direction and the signal measurement result.

Abstract: Provided are methods and apparatuses for transmitting and receiving control signaling. The method include determining second information according to first information, where the second information includes at least one of: the number N of bits used in first control signaling to notify a first transmission parameter, a correspondence mapping table between an index value referenced by the first transmission parameter in the first control signaling and the value of the first transmission parameter, the type of the first transmission parameter notified by a predetermined indication field in the first control signaling, or position information of the bits used in the first control signaling to notify the first transmission parameter; and where the first information includes a relationship between a transmission time interval between the first control signaling and a first signal and a predetermined threshold K, where N and K are non-negative integers; and transmitting the first control signaling.

Abstract: A shale gas formation oxidation induced rock burst stimulation method, the method including: performing hydraulic fracturing stimulation on a shale gas well to be fractured; and in the hydraulic fracturing process, injecting slick water A (f), oxidation fluid (e), slick water containing glue liquid (d), catalytic decomposition fluid (c), and slick water B (b) in a slug mode in sequence, and integrating shale physical characteristics and chemical thermodynamic properties to provide a fracturing fluid usage and the radius of the oxidation induced rock burst calculation formula. According to the method, the methane gas released by the shale gas formation after fracturing by the slick water A (f) is mixed with oxygen generated by the decomposition of hydrogen peroxide in the oxidation solution (e), and the shale gas formation is burst, such that the safe, efficient and damage-free multi-scale yield increasing stimulation of hydraulic fractures.

Abstract: In some aspects, a radar device may receive a received signal comprising a reflected frequency modulated continuous wave (FMCW) radar signal and interference. The radar device may identify the reflected FMCW radar signal based at least in part on performing a phase based search procedure to facilitate removing the interference from the received signal. The radar device may perform an action based at least in part on a characteristic of the identified reflected FMCW radar signal. Numerous other aspects are described.