Abstract: A signal transmission method and apparatus, a signal reception method and apparatus and a communication system. The signal transmission apparatus is provided in a network device and includes: a transmitting unit configured to transmit indication information indicating that one information block of at least one information block transmitted by the network device within a time interval is transmitted at one candidate resource in at least two candidate resources within the time interval. The transmission resources of the information blocks are indicated by the indication information, hence, even though the default correspondence between the information block indices and the transmission resources is to be changed, the transmission resources to which the information blocks correspond may be determined, and the terminal equipment is facilitated in downlink synchronization.

Abstract: The present invention relates to a group of pyrrolo[2,1-f][1,2,4]triazine derivatives serving as selective HER2 inhibitors and an application thereof in the preparation of a drug that serves as an HER2 inhibitor. Specifically, the present invention relates to a compound represented by formula (I), an isomer thereof or a pharmaceutically acceptable salt thereof.

Abstract: Provided are method and apparatus for transmitting information. The method for transmitting information includes: determining an intersection between pieces of transmission information included in N first-type information elements; and in the case where the intersection is non-empty, determining first information. The first information includes at least one of: a difference set between pieces of transmission information included in any two first-type information elements of the N first-type information elements, Hybrid Automatic Repeat Request acknowledgement (HARQ-ACK) feedback bits of the N first-type information elements, a mapping relationship between a bit field value corresponding to a bit indication field in downlink control information (DCI) and a parameter value indicated by the bit indication field in the DCI, the number of bits of each of the pieces of transmission information or a resource mapping manner of first-type information element. N is a positive integer greater than or equal to 2.

Abstract: Aspects of the invention include determining an event associated with a computing system, the event occurring at a first time, obtaining system data associated with the computing system, determining a system state of the computing system at the first time based on the system data, determining, based on the system state, two or more system data clusters comprising clustered system data associated with the system state of the computing system, determining, via an interpolation algorithm, an interpolated data value for the first time based on the system data, and adjusting the interpolated data value based on a determination that the interpolate data value is outside the two or more system data clusters.

Abstract: A refrigerated compartment and refrigerated vehicle with dynamic control of a temperature field, including a compartment body. A refrigeration mechanism is fixed on a compartment body side wall and injects cold air into the compartment body. Steering mechanisms are fixed on the top wall of the compartment body, and each is connected with a fan. The fan accelerates the flowing cold air and the steering mechanism drives the fan to rotate and the change the cold air flow direction. Temperature sensors are equipped with the compartment body side walls and can detect the temperature. The temperature sensors are connected to a control mechanism arranged outside the compartment body and transmit detected information thereto. The control mechanism is connected to the steering mechanism, fan, and refrigeration mechanism through the speed regulator. The control mechanism controls the refrigeration mechanism working power and the operation of the steering mechanism and the fan.

Abstract: Poly(amine-co-ester) polymers, methods of forming active agent-load polyplexes and particles therefrom, and methods of using them for delivery of nucleic acid agents with optimal uptake have been developed. Examples demonstrate critical molecular weights in combination with exposed carboxylic and/or hydroxyl groups, and methods of making. Typically, the compositions are less toxic, more efficient at drug delivery, or a combination thereof compared to a control other transfection reagents. In some embodiments, the compositions are suitable for in vivo delivery, and can be administered systemically to a subject to treat a disease or condition.

Abstract: The invention provides an evaluation method for creep property of LUHPC. It includes the following steps: S1, testing the compressive strength, elastic modulus, environmental temperature and humidity, and creep deformation variables of LUHPC prism samples; S2, based on the test data obtained in the step S1, calculating the initial creep coefficient of LUHPC at different ages and different steel fiber contents, and establishing a primary LUHPC creep model; S3, performing nonlinear regression analysis on the primary LUHPC creep model and fitting it by using the least squares method to establish a secondary LUHPC creep model regarding compressive strength and steel fiber content; S4, calculating a creep coefficient based on the secondary LUHPC creep model to evaluate the creep property of LUHPC. The creep model considers the influence of concrete compressive strength and steel fiber content, which makes the long-term performance analysis of LUHPC structures more reasonable and accurate.

Abstract: The present disclosure provides a flexible display panel, which includes a substrate, a plurality of hollow regions, a plurality of display units, a plurality of wire structures, and a plurality of spacers. The substrate is defined as a plurality of island regions and a plurality of bridge regions. Each of the hollow regions is surrounded by four adjacent of the island regions and four adjacent of the bridge regions. The display units are respectively disposed on the island regions of the substrate. The wire structures are respectively disposed on the bridge regions and electrically connected to the display units. Each of the wire structures includes at least one wire layer including at least one wire disposed on the substrate. The spacers are disposed on and in contact with the substrate, and respectively surround the hollow regions, and separated from the wire structures to control etching sizing.

Abstract: The present disclosure belongs to the technical field of lubricating material preparation, and specifically relates to a halloysite nanotube (HNT)-encapsulated ionic liquid (IL) microcapsule, a self-lubricating fiber textile composite, and a preparation method and use thereof. In the present disclosure, the preparation method includes the following steps: dispersing a HNT and an alkali metal salt of a saturated fatty acid in water, dispersing a resulting inner surface-modified HNT and an IL in an organic solvent, injecting the IL into the HNT in the mixed dispersion under vacuumizing to obtain an IL-filled HNT, and encapsulating a resulting IL-filled HNT at a tube end with an encapsulating material to obtain the HNT-encapsulated IL microcapsule.

Abstract: An intelligent focusing method of an intelligent moving head light based on machine vision includes the following steps: prestoring coordinate positions Z21 and Z22 of the focusing assembly corresponding to stage light projection distances Smax and Smin respectively, moving the focusing assembly to a position between Z21 and Z22 after the controller receives a command to start an automatic focusing function; gradually moving the focusing assembly between Z21 and Z22 by a focusing search strategy, calculating a sharpness evaluation value Tn of a current projected image according to an image sharpness evaluation function, and determining whether Tn is greater than a preset high sharpness threshold TH if yes, completing the focusing, otherwise determining whether Tn is less than or equal to Tn-1, if yes, driving the stepper motor by the driver to operate in an opposite direction, otherwise driving the stepper motor by the driver to operate in an original direction, until Tn is greater than TH.

Abstract: Provided are a method and device for transmitting load balancing factors. The method includes generating a system message, the system message including load balancing factors of each Bandwidth Part (BWP); and sending the system message by broadcasting.

Abstract: An all-metal dual-polarized feeding element and an all-metal dual-polarized panel antenna are provided. According to the present disclosure, a first metal plate and M*N same waveguide radiating ports on the first metal plate form a radiating network. A second metal plate, a third metal plate, a fourth metal plate, a quadruple-ridged waveguide array, a first polarization feeding network, a second polarization feeding network, a coaxial to double-ridged waveguide array, and a double-ridged waveguide to quadruple-ridged waveguide array form a feeding network. Therefore, the dual-polarized feeding element and the dual-polarized panel antenna realize a wide bandwidth, a high efficiency and a low profile. The present disclosure solves problems of poor performance and hard realization of existing dual-polarized antennas in wide bandwidth, high efficiency and low profile.

Abstract: The disclosure provides a method and an apparatus for recognizing a speech, an electronic device and a storage medium. A speech to be recognized is obtained. An acoustic feature of the speech to be recognized and a language feature of the speech to be recognized are obtained. The speech to be recognized is input to a pronunciation difference statistics to generate a differential pronunciation pair corresponding to the speech to be recognized. The text information of the speech to be recognized is generated based on the differential pronunciation pair, the acoustic feature and the language feature.

Abstract: Methods, systems, and devices for wireless communication are described for dynamic frozen bits of polar codes for early termination and performance improvement. A wireless device may receive a signal comprising a codeword encoded using a polar code. The wireless device may perform decoding of the codeword including at least: parity check of a first subset of decoding paths for making a decision on early termination of decoding of the codeword based on dynamic frozen bits, and generating path metrics for a second subset of the decoding paths that each pass the parity check based on the dynamic frozen bits, and performing error detection on a bit sequence corresponding to one of the second subset of the decoding paths based at part on error detection bits and the generated path metrics. The wireless device may process the information bits based on a result of the decoding.

Abstract: A display screen cover is arranged to correspond to an area array driving plate of a display screen, and the display screen cover includes a cover body and a polarization film assembly. The polarization film assembly is arranged on the back of the cover body, and the polarization film assembly is provided with polarization film through holes and polarization film sound transmission spaces. The polarization film through holes are arranged to correspond to light-emitting tubes of the area array driving plate, and the polarization film sound transmission spaces are arranged to correspond to sound transmission spaces of the area array driving plate. The cover body is provided with cover through holes and cover sound transmission spaces. The cover through holes are arranged to correspond to the polarization film through holes, and the cover sound transmission spaces are arranged to correspond to the polarization film sound transmission spaces.

Abstract: Disclosed is method for etching a magnetic tunnel junction. An etching apparatus used comprises a sample loading chamber, a vacuum transition chamber, a reactive ion plasma etching chamber, an ion beam etching chamber, a film coating chamber and a vacuum transport chamber. The method comprises multiple performances of the steps of reactive ion and plasma etching, ion beam etching and film coating. Multiple performances of entry into and exit from the chambers are required during the process, and the delivery between the chambers is performed under vacuum.

Abstract: The present disclosure relates to an integrated chip including a three-dimensional memory array. The three-dimensional memory array includes a first local line and a second local line that are elongated vertically, a first memory cell extending between the first local line and the second local line, and a second memory cell directly under the first memory cell, extending between the first local line and the second local line, and coupled in parallel with the first memory cell. The first memory cell is coupled to a first word line and the second memory cell is coupled to a second word line. The first word line and the second word line are elongated horizontally. A first global line is disposed at a first height and is elongated horizontally. A first selector extends vertically from the first local line to the first global line.