Abstract: A battery pack for optimizing the structure of the battery pack includes a case, a battery module and a blocking member. The case includes an accommodating cavity and a drain hole in communication with the accommodating cavity. The battery module is contained inside the accommodating cavity. The blocking member is mounted to the case, and located between the drain hole and the battery module to block a binder for fixing the battery module from entering the drain hole. In the above-described technical solution, the blocking member can produce the effect of reducing or even avoiding binder for fixing the battery module from clogging in the drain hole.

Abstract: A battery assembly includes a protection member and a battery module including at least two batteries arranged side by side along a first direction and having a first outer surface and a second outer surface opposite to each other along a second direction. The protection member is in the form of a letter U with two vertical portions having different lengths, wherein a first protection section covers the end covers of batteries in the battery module, a part of a second protection section covers the first outer surface, and a third protection section abuts against an end cover of a battery corresponding to the second outer surface. The protection member can prevent the airflow, the flame and the like sprayed during thermal runaway, and control a thermal diffusion range during thermal runaway.

Abstract: The present invention provides a high efficiency, high density GaN-based power converter comprising: a transformer; a magnetic coupler; a primary switch; a secondary switch; a primary controller; a secondary controller; a multi-layered print circuit board (PCB) comprising: one or more planar coils respectively formed on one or more PCB layers and aligned with each other for constructing the transformer and the coupler; and a plurality of conducting traces and vias for providing electrical connection among the transformer, the coupler, a primary switch, a secondary switch, a primary controller and a secondary controller. The power converter further comprises a pair of ferrite cores being fixed to a top surface and a bottom surface of the PCB respectively and commonly shared by the transformer and the coupler.

Abstract: The present invention provides a high efficiency, high density GaN-based power converter comprising: a transformer; a magnetic coupler; a primary switch; a secondary switch; a primary controller; a secondary controller; a multi-layered print circuit board (PCB) comprising: one or more planar coils respectively formed on one or more PCB layers and aligned with each other for constructing the transformer and the coupler; and a plurality of conducting traces and vias for providing electrical connection among the transformer, the coupler, a primary switch, a secondary switch, a primary controller and a secondary controller. The power converter further comprises a pair of ferrite cores being fixed to a top surface and a bottom surface of the PCB respectively and commonly shared by the transformer and the coupler.

Abstract: The present invention provides a multi-functional printed circuit board (PCB) for assembling a plurality of components of a power converter in to a single package. The PCB comprises: one or more planar coils respectively formed on one or more PCB layers and aligned with each other for constructing the transformer and the coupler; and a plurality of conducting traces and vias for providing electrical connection among the plurality of components of the power converter.

Abstract: The present invention provides a high efficiency, high density GaN-based power converter comprising: a transformer; a magnetic coupler; a primary switch; a secondary switch; a primary controller; a secondary controller; a multi-layered print circuit board (PCB) comprising: one or more planar coils respectively formed on one or more PCB layers and aligned with each other for constructing the transformer and the coupler; and a plurality of conducting traces and vias for providing electrical connection among the transformer, the coupler, a primary switch, a secondary switch, a primary controller and a secondary controller. The power converter further comprises a pair of ferrite cores being fixed to a top surface and a bottom surface of the PCB respectively and commonly shared by the transformer and the coupler.

Abstract: The present invention provides a multi-functional printed circuit board (PCB) for assembling a plurality of components of a power converter in to a single package. The PCB comprises: one or more planar coils respectively formed on one or more PCB layers and aligned with each other for constructing the transformer and the coupler; and a plurality of conducting traces and vias for providing electrical connection among the plurality of components of the power converter.

Abstract: The invention discloses a data processing method and an intelligent terminal based on an orthogonal frequency division multiplexing (OFDM) system. The method comprises: a communication base station inserting equally spaced frequency domain reference signals to frequency domain data; obtaining frequency domain signals by equivalently transforming the frequency domain data being inserted with the frequency domain reference signals, wherein the frequency domain signals comprise the frequency domain reference signals superimposed with the frequency domain data; obtaining time domain signals by performing inverse Fast Fourier Transform (IFFT) on the frequency domain signals, wherein the time domain signals comprise time domain reference signals superimposed with the time domain data; and transmitting the time domain signals to the intelligent terminal.

Abstract: Disclosed are a communication method and a base station. The method includes: the base station, through a controller thereof, receiving a baseband signal to be transmitted which is sent by a first intelligent mobile terminal, generating precoding information for immediate data transmission according to a number of antennas and carrier information, sending the baseband signal and the precoding information to a baseband processor of the base station, processing the baseband signal by the baseband processor according to the precoding information, modulating the processed baseband signal, and sending the modulated signal through a radio frequency (RF) circuit.

Abstract: A mobile terminal and an implementation method for bandwidth extension to the LTE band B42 is provided. The mobile terminal includes: an RF circuit configured to incorporate LTE downlink three-carrier technology in a 1.7 to 2.7 GHz band, a 4*4 multi-mode multi-band antenna, and a 256 QAM encoding scheme; a B42 transmitting path and a receiving path is located on the RF circuit. The B42 transmitting path comprises a B42 RF power amplifier and a B42 power coupler, which are connected to a transmission terminal of a primary antenna on the RF circuit. The receiving path comprises a B42 transceiving filter and a diplexer that are connected to four antennas of the RF circuit.

Abstract: Disclosed are a communication method and a base station. The method includes: the base station, through a controller thereof, receiving a baseband signal to be transmitted which is sent by a first intelligent mobile terminal, generating precoding information for immediate data transmission according to a number of antennas and carrier information, sending the baseband signal and the precoding information to a baseband processor of the base station, processing the baseband signal by the baseband processor according to the precoding information, modulating the processed baseband signal, and sending the modulated signal through a radio frequency (RF) circuit.

Abstract: A mobile terminal and an implementation method for bandwidth extension to the LTE band B42 is provided. The mobile terminal includes: an RF circuit configured to incorporate LTE downlink three-carrier technology in a 1.7 to 2.7 GHz band, a 4*4 multi-mode multi-band antenna, and a 256 QAM encoding scheme; a B42 transmitting path and a receiving path is located on the RF circuit. The B42 transmitting path comprises a B42 RF power amplifier and a B42 power coupler, which are connected to a transmission terminal of a primary antenna on the RF circuit. The receiving path comprises a B42 transceiving filter and a diplexer that are connected to four antennas of the RF circuit.

Abstract: A 3D MIMO based radio transmission method, comprising: establishing a communication connection between a base station pre-configured with an active antenna array and a user equipment terminal, and establishing a 3D MIMO channel model; when some active antennas in the active antenna array have failed, automatically reconfiguring the active antenna array to realise redundancy; and generating a 3D pre-coded matrix through the 3D MIMO channel model, so as to form a beam forming vector having a high resolution in two dimensions and obtain a multi-user multiplexing gain.

Abstract: The invention discloses a data processing method and an intelligent terminal based on an OFDM system. The method comprises: a communication base station inserting equally spaced frequency domain reference signals to frequency domain data; obtaining frequency domain signals by equivalently transforming the frequency domain data being inserted with the frequency domain reference signals, wherein the frequency domain signals comprise the frequency domain reference signals superimposed with the frequency domain data; obtaining time domain signals by performing IFFT on the frequency domain signals, wherein the time domain signals comprise time domain reference signals superimposed with the time domain data; and transmitting the time domain signals to the intelligent terminal.

Abstract: A method for allocating resources in a wireless mobile communication is provided. The method includes preconfiguring, by a base station, a priority for each data resource pool set; configuring, by a base station, a data transmission period and resource allocation for the data resource pool set based on the priority of the data resource pool set; and acquiring, by a mobile equipment, a number of data resource pool sets and its corresponding relation with its configured priority in the wireless mobile communication.

Abstract: Disclosed are a multi-dimensional segmentation method and apparatus for a 5G-oriented protocol stack, and a terminal. The method comprises: segmenting an MAC layer in a protocol stack, and putting HARQ entities of a physical layer and the MAC layer together in a pre-set physical resource for processing; and moving a relevant partial module of the physical layer to an FPGA for processing according to a calculation amount and functional requirements. The hardware configuration requirements are reduced on the basis of guaranteeing the performance.

Abstract: A 5G platform-oriented node discovery method and system, and an electronic apparatus are provided. A macro eNB sends a measurement configuration parameter to a user equipment, determines a cooperation set and a main transmission point base on a measurement report, schedules resource in real-time through the cooperation set and the main transmission point; when the user equipment moves, transmits a modified measurement configuration parameter, and determines a new cooperation set and a target transmission point of the new cooperation set base on the measurement report, schedules resources in real-time through the new cooperation set and the target transmission point.

Abstract: Disclosed is a GPP-based 5G terminal common platform optimization method. The method involves: allocating different priorities to programs of different modules in a base station, wherein a program related to a control channel and a control processing flow has the highest priority; processing a task with lower priority after the processing of a task with higher priority is complete; segmenting tasks into a plurality of sub-tasks according to an attribute of each of the tasks, and allocating the plurality of sub-tasks to different threads; and allocating a time budget to each of the sub-tasks, marking each of the sub-tasks with a time stamp in the processing flow, and deciding whether to continue execution or stop in advance according to a comparison result of the time stamp of each of the sub-tasks and the allocated time budget.

Abstract: A 3D MIMO based radio transmission method, comprising: establishing a communication connection between a base station pre-configured with an active antenna array and a user equipment terminal, and establishing a 3D MIMO channel model; when some active antennas in the active antenna array have failed, automatically reconfiguring the active antenna array to realise redundancy; and generating a 3D pre-coded matrix through the 3D MIMO channel model, so as to form a beam forming vector having a high resolution in two dimensions and obtain a multi-user multiplexing gain.

Abstract: A method for implementing an antenna cloud node communication in an indoor high-density network and system thereof are described. When a plurality of mRRHs detect uplink signals of the user equipments and a signal-to-interference noise ratio of each uplink signal is greater than or equal to a signal-to-interference noise ratio threshold, the mRRH coverage area information corresponding to the position of the user equipment is acquired according to the numbers of the mRRHs. The mRRH coverage area information corresponding to the position of the user equipment is configured to establish an antenna cloud node cluster, represented by a matrix, and the user equipments make communication each other by using the antenna cloud node cluster.