Abstract: Disclosed is a detachable modularized test platform. The detachable modularized test platform includes a gantry, a control box and a jig box, where a test area is arranged on the jig box, an air cylinder is arranged on the gantry, a control assembly is mounted in the control box, and a test assembly is mounted in the jig box; during testing, a sample to be tested is placed on the test area, and the upper computer sends an instruction to control the air cylinder to extend a driving rod to move to the sample to be tested; and the upper computer sends the instruction to the control assembly in the control box, to complete testing of the sample, and output and upload test data to a server for saving. The present invention employs a modularized structure, which reduces a size, detection is convenient, and applicability is high.

Abstract: Disclosed is a test box with circuit boards assembled by means of guide rails. The test box includes a box body, a guide rail assembly, a main circuit board, functional circuit boards and an adapter circuit board are arranged in the box body, the functional circuit boards and the main circuit board are perpendicularly in snap fit with the guide rail assembly and are in plug-in connection to the main circuit board by means of terminals, and the adapter circuit board is installed on the inner side wall of the box body and is in plug-in connection to the functional circuit boards by means of terminals. According to the invention, the circuit boards are installed by means of the guide rails, installation procedures are simplified, assembly efficiency is improved, assembly difficulty is reduced, and a space utilization rate is improved.

Abstract: Provided in the present disclosure are a live streaming method and apparatus, and a computer device and a storage medium. The method comprises: in response to a live streaming request that is initiated in a first sub-program interface displayed in a target application program, performing push-stream live streaming on the first sub-program interface on the basis of a live streaming process; receiving interaction data sent by a server, sending the interaction data to a sub-program process that has a connection relationship with the live streaming process, and displaying the interaction data on the first sub-program interface; and in response to a sub-program switching operation, receiving the interaction data by means of a second sub-program process which is switched to, and displaying the interaction data on a second sub-program interface.

Abstract: The present disclosure relates to a filter unit, including: a cavity filter including a hollow main body, with an inner-side surface of the main body defining a closed cavity for housing resonance elements, the main body is formed by joining a filter chassis part and a filter cover part covering the filter chassis part, wherein an outer-side surface of the filter chassis part or the filter cover part facing a radio board that is to be electrically coupled with the cavity filter is metalized in such a manner that a metal layer formed thereby is configured as an electromagnetic compatibility (EMC) cover for blocking the radio board from electromagnetic interference. Also, the present disclosure relates to an antenna filter unit including the above-said filter unit and a radio unit including the above-said filter unit or the antenna filter unit.

Abstract: An antenna unit for a base station is disclosed, comprising: a non-metal structural base; a metal pattern formed on a first side of the base and comprising a feeding network and radiator elements; and a metal layer formed on a second side opposite to the first side of the base and serving as a reflector. The metal layer is configured as an EMC cover for blocking or suppressing electromagnetic interference between the antenna unit and a radio unit electrically coupled to the antenna unit. An antenna module and a base station comprising the above-mentioned antenna unit are also disclosed.

Abstract: A heat exchanger apparatus includes at least one metal sheet with a corrugated surface, fabric covering at least a part of one surface of the at least one metal sheet to promote evaporation, and a wetting agent in the fabric to promote wetting of the fabric, the wetting agent also acting as an anti-microbial agent.

Abstract: The invention relates to a heat exchanger apparatus comprising at least one metal sheet (10) (e.g. aluminium), and preferably a plurality in a stack. Each metal sheet (10) has a corrugated surface, with fabric covering at least a portion of one surface of the metal sheet to promote evaporation. A wetting agent (e.g. LiCl/Polyvinyl-Alcohol (PVA) solution) is provided in the fabric to promote wetting of the fabric, and also acts as an anti-microbial agent. The fabric preferably covers all of the corrugated surface, and two planar portions are provided above and below the corrugated surface respectively. In use, the heat exchanger apparatus is disposed with a long side vertical and the corrugated surface is disposed on a middle portion, the upper planar portion is contiguous with an air outlet, and/or the lower planar portion is contiguous with an air inlet. In a preferred embodiment, the corrugated surface has in cross-section a profile of a periodic waveform, wherein the peak-to-peak distance is 11.

Abstract: Embodiments of the disclosure provide an antenna filter unit and a radio unit. The antenna filter unit includes a radiation unit and a cavity filter coupled to the radiation unit. The radiation unit is arranged on an outer side of a wall of a cavity of the cavity filter. At least a part of the wall is also arranged as a reflection plate for the radiation unit. The radio unit includes the above-mentioned antenna filter unit and a radio circuit board. According to the antenna filter unit and the radio unit provided by embodiments of the disclosure, the number and volume of elements in a radio system are reduced, the degree of integration can be improved, the weight and installation space are reduced, and the costs are reduced.

Abstract: Base stations and methods for wireless communication networks, the base station having: a baseband processing unit; a first radio module including a digital signal processing block connected to the baseband processing unit, wherein the digital signal processing block is further connected to a first antenna; a second radio module connected to the baseband processing unit and having a second antenna; wherein the base station is configured to activate and deactivate the first radio module and second radio module based on the data capacity requirements of the wireless communication network.

Abstract: A method for assigning a transcoding task includes: after receiving a task assignment request sent by a client device, the scheduling device may determine the current load value of each transcoding device according to the target resolutions of the transcoding tasks carried in each transcoding device and the device performance of each transcoding device, and further determine a target transcoding device whose current load value is less than a first threshold, to allow the client device to send a transcoding task to the target transcoding device.

Abstract: A building earthquake resistance structure includes an integrally connected roof support frame, used for supporting a roof of a building independently from walls of the building; a plurality of support columns, fixedly connected to the roof support frame; an annular trench, arranged in the ground around the building; an annular damping frame, arranged within the annular trench, lower ends of the support columns being fixedly connected to the annular damping frame; a plurality of dampers, arranged between a bottom portion of the annular trench and the annular damping frame. An earthquake resistance method for the building earthquake resistance structure prevents damage caused by the roof collapsing during an earthquake by supporting the roof of the existing building in the ground via the support columns. The building earthquake resistance structure is easy to construct and suitable for transforming traditional old buildings.

Abstract: A building earthquake resistance structure includes an integrally connected roof support frame, used for supporting a roof of a building independently from walls of the building; a plurality of support columns, fixedly connected to the roof support frame; an annular trench, arranged in the ground around the building; an annular damping came, arranged within the annular trench, lower ends of the support columns being fixedly connected to the annular damping frame; a plurality of dampers, arranged between a bottom portion of the annular trench and the annular damping frame. An earthquake resistance method for the building earthquake resistance structure prevents damage caused by the roof collapsing during an earthquake by supporting the roof of the existing building in the ground via the support columns. The building earthquake resistance structure is easy to construct and suitable for transforming traditional old buildings.

Abstract: Embodiments of the present disclosure provide a method and system for processing live-broadcasting data, and a server thereof. The method includes: acquiring live-broadcasting streaming data of streaming media; receiving recording information corresponding to the live-broadcasting streaming data, wherein the recording information includes a recording type and a recording parameter; recording the live-broadcasting streaming data based on the recording information to obtain a recorded file; and generating storage information for the recorded file based on the recording information. The present disclosure can diversify the live-broadcasting streaming media data to accommodate the demands from different users on replaying or auditing the live-broadcasting content. In this way, user experience is improved.

Abstract: Embodiments of the present disclosure provide a method and system for processing live-broadcasting data, and a server thereof. The method includes: acquiring live-broadcasting streaming data of streaming media; receiving recording information corresponding to the live-broadcasting streaming data, wherein the recording information includes a recording type and a recording parameter; recording the live-broadcasting streaming data based on the recording information to obtain a recorded file; and generating storage information for the recorded file based on the recording information. The present disclosure can diversify the live-broadcasting streaming media data to accommodate the demands from different users on replaying or auditing the live-broadcasting content. In this way, user experience is improved.

Abstract: A method and a device for improving audio processing performance are provided. In some embodiments, the method includes: acquiring audio data in an audio call in a terminal; processing the audio data by utilizing an audio processing algorithm, to obtain a characteristic parameter of the audio data; analyzing the processing quality of the audio data according to the characteristic parameter of the audio data; and if the processing quality of the audio data does not reach a preset quality standard, optimizing the audio processing algorithm by utilizing optimization data matching the terminal.

Abstract: The invention relates to a heat exchanger apparatus comprising at least one metal sheet (10) (e.g. aluminium), and preferably a plurality in a stack. Each metal sheet (10) has a corrugated surface, with fabric covering at least a portion of one surface of the metal sheet to promote evaporation. A wetting agent (e.g. LiCl/Polyvinyl-Alcohol (PVA) solution) is provided in the fabric to promote wetting of the fabric, and also acts as an anti-microbial agent. The fabric preferably covers all of the corrugated surface, and two planar portions are provided above and below the corrugated surface respectively. In use, the heat exchanger apparatus is disposed with a long side vertical and the corrugated surface is disposed on a middle portion, the upper planar portion is contiguous with an air outlet, and/or the lower planar portion is contiguous with an air inlet. In a preferred embodiment, the corrugated surface has in cross-section a profile of a periodic waveform, wherein the peak-to-peak distance is 11.

Abstract: A controller can include a signal generator configured to provide an input signal to a modulator. The controller can be configured to generate a modulator compensation parameter in response to a modulated feedback signal corresponding to an output of the modulator. The controller can also be configured to generate a power amplifier predistortion signal in response to an amplified feedback signal corresponding to an output of a power amplifier coupled to the modulator.

Abstract: To-be-commented video data is received by a terminal device, and a video sequence number of the to-be-commented video data is determined, which steps further include comprising, by the video data, a first correlation 2-tuple of a global base sequence number and the video sequence number, in which a sequence number of a live voice in the video data is the global base sequence number, and the video sequence number of the video data is determined according to the global base sequence number; and determining a video sequence number of the to-be-commented video data according to the first correlation 2-tuple. The to-be-commented video data is played, a commentary voice is acquired, and a correspondence between a voice sequence number of the commentary voice and the video sequence number is determined. The correspondence between the voice sequence number and the video sequence number is sent to a video playback end.

Abstract: A method and a device for improving audio processing performance are provided. In some embodiments, the method includes: acquiring audio data in an audio call in a terminal; processing the audio data by utilizing an audio processing algorithm, to obtain a characteristic parameter of the audio data; analyzing the processing quality of the audio data according to the characteristic parameter of the audio data; and if the processing quality of the audio data does not reach a preset quality standard, optimizing the audio processing algorithm by utilizing optimization data matching the terminal.

Abstract: A controller can include a signal generator configured to provide an input signal to a modulator. The controller can be configured to generate a modulator compensation parameter in response to a modulated feedback signal corresponding to an output of the modulator. The controller can also be configured to generate a power amplifier predistortion signal in response to an amplified feedback signal corresponding to an output of a power amplifier coupled to the modulator.