Abstract: Provided is a control method for a parallel MMC unit of a LCC-MMC hybrid cascade converter station. The control strategy includes: 1) numbering all MMC units connected in parallel in a MMC valve manifold; (2) for a MMC unit using a constant direct-current voltage control manner, calculating a direct-current instruction value of the MMC unit according to a direct-current measurement value; (3) for a MMC unit using a constant active power control manner, calculating an active power instruction value of the MMC unit according to the rated capacity of the MMC unit and a direct-current instruction value of a system rectifier station; (4) for the MMC unit using the constant direct-current voltage control manner, correcting a direct-current voltage instruction value of the MMC unit by using the direct-current instruction value and the direct-current measurement value, and controlling the MMC unit according to the corrected direct-current voltage instruction value.

Abstract: Provided are an electronic device, a method therein and a computer-readable storage medium. The electronic device comprises a processing circuit configured to: receive spectrum usage statistical information from at least one spectrum management sub-device, the spectrum usage statistical information comprising spectrum usage related information and interference related information of a subsystem managed by the spectrum management sub-device; and generate, on the basis of the spectrum usage statistical information from the at least one spectrum management sub-device in an off-line state, spectrum usage guidance information of the subsystem managed by each spectrum management sub-device. Even when part of spectrum management devices cannot communicate with other spectrum management devices in real time, spectrum usage statistical information can still be obtained; and on this basis, guidance information is given for the spectrum usage of sub-systems so as to coordinate the spectrum usage of the sub-systems.

Abstract: Disclosed are a signal transmission method and device, for use in achieving RS signal transmission of UE in an RRC_IDLE or RRC_Inactive mode of an NR system, to improve the receiving performance and the power saving performance of the UE. At a network side, a signal transmission method provided by embodiments of the present application includes determining a reference signal transmission resource configured for a terminal; and sending a reference signal to an inactive terminal in an idle state or an inactive state or a connected state by means of the transmission resource.

Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The present disclosure provides a method for uplink power control, which is applied to a User Equipment (UE), and the method includes: determining a timing between a power control command and a Physical Uplink Control Channel (PUCCH), which adopts the power control command to control power. The present disclosure also provides a corresponding device.

Abstract: An electronic device includes a processing circuit configured to: with regard to a primary user and at least one secondary user, determine a primary user protection area that surrounds the primary user, wherein the primary user protection area refers to an area where the at least one secondary user causes interference with the primary user; determine a buffer area that surrounds the primary user protection area; and monitor the location of the at least one secondary user, and when the at least one secondary user enters the buffer area, adjust the configuration of the at least one secondary user and/or the configuration of the primary user so as to suppress the interference, caused by the at least one secondary user, with the primary user. By using this approach, interference suppression involving a primary user and a secondary user can be optimized to ensure superior system performance of a primary system.

Abstract: The present disclosure provides an electronic device and method for wireless communication, and a computer-readable storage medium. The electronic device comprises: a processing circuit, configured to acquire a channel state information (CSI) resource configuration and a CSI report configuration from a base station, the CSI report configuration being associated with one or more CSI resource configurations, the CSI resource configuration comprising a resource configuration for a reference signal on one or more bandwidth parts (BWPs), and to send, on the basis of the CSI report configuration, to the base station a measurement result, obtained by measuring a reference signal specified in the associated CSI resource configuration, of a beam corresponding to the reference signal.

Abstract: The present disclosure describes storage techniques for hybrid transactional and analytical processing. Data captured by a first processing engine may be received. The first processing engine may be configured to perform online transactional processing). Multiple replicas of logical logs generated based on the data may be distributed to a Delta Store by applying a quorum protocol on the multiple replicas. Data in the Delta Store are stored in a row format and are visible to a query for online analytical processing performed by a second processing engine. Data may be flushed from the Delta Store to a Base Store based on one or more predetermined rules. Data in the Base Store are stored in a columnar format and may be accessible by the second processing engine.

Abstract: A probe head structure is provided. The probe head structure includes a flexible substrate having a top surface and a bottom surface. The probe head structure includes a first probe pillar passing through the flexible substrate. The first probe pillar has a first protruding portion protruding from the bottom surface. The probe head structure includes a redistribution structure on the top surface of the flexible substrate and the first probe pillar. The redistribution structure is in direct contact with the flexible substrate and the first probe pillar. The redistribution structure includes a dielectric structure and a wiring structure in the dielectric structure. The wiring structure is electrically connected to the first probe pillar. The probe head structure includes a wiring substrate over the redistribution structure. The probe head structure includes a first conductive bump connected between the wiring substrate and the redistribution structure.

Abstract: The present invention provides an electronic device and method for wireless communication, and a computer readable storage medium. The electronic device comprises: a processing circuit configured to determine, on the basis of service requirements of each of at least one user equipment, a spectrum sharing mode suitable for the user equipment, and determine, on the basis of the spectrum sharing mode of each user equipment, a spectrum sharing scheme of each user equipment.

Abstract: Disclosed are a signal transmission method and device. In the present application, the method includes: a base station configuring sending resources for at least two of a first signal, a second signal and a third signal, and sending the at least two signals according to the sending resources for the at least two signals, wherein in the at least two signals, the transceiving of one signal is indicated by at least one of the other signals; the first signal is a signal for at least one of the functions of synchronization, wave beam measurement, wave beam acquisition and RRM; the second signal is a signal for at least one of the functions of synchronization, fine synchronization, wave beam measurement, wave beam acquisition, RRM, CSI measurement and terminal wakeup; and the third signal is a signal for paging.

Abstract: An electro-optic combiner includes a polarization splitter and rotator (PSR) that directs a portion of incoming light having a first polarization through a first optical waveguide (OW). The PSR rotates a portion of the incoming light having a second polarization to the first polarization to provide polarization-rotated light. The PSR directs the polarization-rotated light through a second OW. Each of the first and second OW's has a respective combiner section. The first and second OW combiner sections extend parallel to each other and have opposite light propagation directions. A plurality of ring resonators is disposed between the combiner sections of the first and second OW's and within an evanescent optically coupling distance of both the first and second OW's. Each of ring resonators operates at a respective resonant wavelength to optically couple light from the combiner section of the first OW into the combiner section of the second OW.

Abstract: The present disclosure relates to a spectrum management apparatus and method, a wireless network management apparatus and method, and a medium. According to one embodiment, an electronic apparatus for spectrum management comprises a processing circuit configured to generate measurement configuration information and to conduct control to send the measurement configuration information to one or more wireless network management apparatuses. The measurement configuration information comprises a measurement mode, and the measurement mode comprises at least one of the following modes: the wireless network management apparatus managed by the electronic apparatus performing measurement, and one or more specific nodes of the wireless network management apparatus performing measurement.

Abstract: A method and apparatus of video coding incorporating Deep Neural Network are disclosed. A target signal is processed using DNN (Deep Neural Network), where the target signal provided to DNN input corresponds to the reconstructed residual, output from the prediction process, the reconstruction process, one or more filtering processes, or a combination of them. The output data from DNN output is provided for the encoding process or the decoding process. The DNN can be used to restore pixel values of the target signal or to predict a sign of one or more residual pixels between the target signal and an original signal. An absolute value of one or more residual pixels can be signalled in the video bitstream and used with the sign to reduce residual error of the target signal.

Abstract: Disclosed in the present disclosure are an electronic device and method for use in a resource management device, an electronic device and method for use in a resource management database, and an electronic device and method for use in a resource management object. The electronic device for use in a resource management device comprises a processing circuit, which is configured to: determine a resource usage behavior pattern of a resource management object within a specific time range and a specific space range; allocate a wireless resource to the resource management object according to the resource usage behavior pattern.

Abstract: Provided are an electronic device and a method for wireless communication, and a computer-readable storage medium. The electronic device comprises: a processing circuit configured to: determine that a physical layer problem occurs during transmission by a user equipment which uses a pre-configured resource in a pre-configured resource pool to execute the transmission; and determine, according to a transmission quality requirement of a data packet to be sent, the length of time during which the user equipment can continue using the pre-configured resource.

Abstract: The present disclosure relates to an electronic device, a wireless communication method, and a computer readable medium. According to an embodiment, an electronic device for user equipment side comprises a processing circuit. The processing circuit is configured to: for a first communication resource allocated by a base station to a cellular link and a second communication resource allocated to a pass-through link, allocate resources to the cellular link and the pass-through link in a manner of sharing the first communication resource and the second communication resource; and carry out control to communicate data on the basis of the resource allocation.

Abstract: The invention provides a thermal structure coupling analysis method of a solid rocket motor nozzle considering the structural gaps, comprising S1: establish a model of flow field in nozzle and ascertain the cross-sectional area at different positions along the axis, perform quasi-one-dimensional isentropic flow analysis of the nozzle flow field by Newton iteration method; S2: use Bartz formula to ascertain the boundary of the nozzle convective heat transfer coefficient; S3: establish a numerical analysis project of nozzle thermal structure; a two-dimensional axisymmetric model of the nozzle thermal protection structure and a material model thereof; S4: proceed a numerical analysis of the nozzle thermal protection structure heat transfer, including model setting, material setting, contact setting, meshing, solution parameter setting, boundary condition setting, solution and result post-processing; S5: proceed a numerical analysis of the nozzle thermal protection structure thermal stress, including solution par

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for determining summary content for resources in a domain. In one aspect, a method includes accessing a first resource belonging to a particular domain, selecting an anchor in the first resource linking to a second resource belonging to the particular domain, identifying particular text content in the first resource that is subordinate to the anchor that the second resource includes the particular text content that is subordinate to the anchor, based on determining that the second resource includes the particular text content that is subordinate to the anchor, generating a domain template for the particular domain, the domain template specifying a location of the particular text content in the second resource, and determining, for each respective resource belonging to the particular domain having a structure matching the domain template, respective text content for the respective resource.

Abstract: An article includes a body having a plasma-sprayed ceramic coating on a surface thereof. The body can be formed of at one least one of the following materials: Al, Al2O3, AlN, Y2O3, YSZ, or SiC. The plasma-sprayed ceramic coating can include at least one of Y2O3, Y4Al2O9, Y3Al5O12 or a solid-solution of Y2O3 mixed with at least one of ZrO2, Al2O3, HfO2, Er2O3, Nd2O3, Nb2O5, CeO2, Sm2O3 or Yb2O3. The plasma-sprayed ceramic coating can further include splats.

Abstract: Provided in the present disclosure are a spectrum management device and method, a geographic location database, a coexistence discovery device, and subsystems for use in a radio communication system comprising a main system and subsystems.