Abstract: A backplane connector includes a housing and a number of terminal modules assembled to the housing. The housing includes a base, a first side wall and a second side wall. The base, the first side wall and the second side wall jointly form a receiving space. The terminal module includes a first signal terminal and a second signal terminal. The housing includes a number of insulating protrusions integrally extending from the base. The insulating protrusions extend into the receiving space. The terminal modules are assembled in the insulating protrusions. Compared with the prior art, the insulating protrusions of the present disclosure is integrally formed with the base, thereby improving the structural strength of the housing and improving the durability of the backplane connector.

Abstract: A backplane connector assembly includes a first backplane connector and a second backplane connector. The first backplane connector includes a number of first conductive terminals, a first insulating bracket, a first metal shield, a second metal shield and a shielding space. The second backplane connector includes a second terminal module. Each second terminal module includes mating terminals mated with the first conductive terminals and a shielding shell surrounding a periphery of the mating terminals. The shielding shell is received in the shielding space. As a result, the backplane connector assembly of the present disclosure reduces crosstalk and improves the quality of signal transmission.

Abstract: A backplane connector includes a housing, a number of terminal modules, a metal shielding surrounding portion and a mounting block. The housing includes a base, a receiving groove and a number of insulating protrusions integrally extending from the base. The terminal module includes a first signal terminal and a second signal terminal. The first signal terminal has a first mounting foot. The second signal terminal has a second mounting foot. The metal shield surrounding member includes a first tail portion, a second tail portion and a hollow portion sleeved on the insulating protrusion. The mounting block is received in the receiving groove. As a result, the shielding effect of the backplane connector is improved.

Abstract: The present disclosure provides a connector and a connector assembly. The connector includes a plurality of guiding blocks and at least one connection port. Each of the plurality of guiding blocks has a first surface, a second surface opposite to the first surface, and a third surface adjacent to the first surface and the second surface. A first guiding groove is disposed on the first surface. A second guiding groove is disposed on the second surface. An engaging hole is inserted between the first guiding groove and the second guiding groove. A locking hole is disposed on the third surface. Each of the at least one connection port is disposed on two adjacent guiding blocks of the plurality of guiding blocks. The connector may be used with a mating connector having fixing bars to engage in the guiding grooves or alternatively with a mating connector having locking pieces to engage in the locking holes.

Abstract: A coupling for connecting together vacuum-based analytical systems requiring to be vibrationally isolated, comprising: a tubular connector having a longitudinal axis, the connector comprising a first end for connection to a first analytical system and a flexible portion reducing transmission of vibrations and permitting displacement of the first analytical system in a direction transverse to the longitudinal axis of the connector; and a seal longitudinally separated from the flexible portion, for vacuum sealing between the connector and a second analytical system; wherein the connector contains ion optics for transmitting ions between the first and second analytical systems.

Abstract: A backplane connector includes a housing and a number of terminal modules. Each terminal module includes a number of conductive terminals, a metal shield surrounding member, a first metal shield and a second metal shield. The conductive terminal includes a mating portion and a tail portion. The conductive terminals include a first signal terminal and a second signal terminal. The metal shield surrounding member surrounds the mating portions of the first signal terminal and the second signal terminal. The first metal shield and the second metal shield are in contact with the metal shield surrounding member. As a result, the shielding area is increased and the shielding effect is improved.

Abstract: A backplane connector includes a number of wafers and a spacer for assembling the number of wafers together. Each wafer includes an insulating frame. The insulating frame includes a first protrusion. The spacer includes a body portion. The body portion has a number of slots for holding the first protrusions of the wafers. A periphery of each slot is surrounded by the body portion. Compared with the prior art, the spacer of the present disclosure is provided with a number of slots for holding the first protrusions of the wafers. As a result, the wafers can be easily assembled and fixed as a whole.

Abstract: A terminal module includes a number of conductive terminals and an insulating frame. Each conductive terminal includes a contact portion. The conductive terminals include a first signal terminal and a second signal terminal. The contact portion of the first signal terminal includes a first contact arm, a second contact arm and a first clamping space. The terminal module includes an insulating block sleeved on the first contact arm and the second contact arm, and a metal shield surrounding member sleeved on the insulating block. The insulating block includes a limiting groove and the metal shield surrounding member includes a limiting protrusion protruding into the limiting groove. As a result, it facilitates to assemble the insulating block and the metal shield surrounding member. The present disclosure also relates to a backplane connector having the terminal module.

Abstract: Provided are a configuration method and apparatus, a receiving method and apparatus, a device, and a storage medium. The configuration method includes: determining a modulation and coding scheme (MCS) set based on a higher-layer configuration parameter; and configuring an MCS of data based on the MCS set; where the higher-layer configuration parameter indicates whether data transmission supports a 16 quadrature amplitude modulation (16QAM) modulation scheme, and the MCS set includes one or more of: a first MCS set and a second MCS set.

Abstract: In a method for mining a conversation content, conversation to be mined is obtained. The conversation to be mined includes a platform conversation content. A user profile and a product profile corresponding to the conversation to be mined are obtained. The conversation to be mined is divided into a plurality types of semantic units. Clustered platform conversation contents are generated by clustering the platform conversation content based on intents of the platform conversation content corresponding to the plurality types of semantic units, the user profile and the product profile. Intents of the platform conversation content corresponding to the same type of semantic units are the same or similar. A target conversation content in the clustered platform conversation contents is determined based on the clustered platform conversation contents and a conversation content evaluation model.

Abstract: Provided are a method and device for determining precoding, a method and device for detecting data, a storage medium and an electronic device. The method for determining precoding includes: receiving, by a first communication node, a precoding matrix indicator (PMI) sent by a second communication node; and determining a precoding matrix used on a control channel according to the PMI and a precoding parameter; where the precoding parameter includes at least one of: a PMI delay, the number of repetitions of the control channel, an aggregation level of the control channel, a candidate resource of the control channel, a starting physical resource block (PRB) sequence number of the control channel, a repetition resource group of the control channel, or a PRB set of the control channel.

Abstract: Provided are a signal transmission method and system, which relates to wireless communications. The method includes: transmitting, by a first node, a first signal. The first signal comprises at least one of: at least one first structure, or at least one second structure. The first structure includes at least one symbol group, and the symbol group of the first structure includes a cyclic prefix and at least one symbol or includes a cyclic prefix, at least one symbol and a guard period. Each symbol group of the first structure occupies a same subcarrier or a same frequency resource in a frequency domain. The second structure includes at least one symbol group, and the symbol group of the second structure comprises a cyclic prefix and at least one symbol or includes a cyclic prefix, at least one symbol and a guard period. Each symbol group of the second structure occupies a same subcarrier or a same frequency resource in the frequency domain.

Abstract: An electrical connector includes a number of mating modules. The mating module includes a number of conductive terminals, a first metal shield, a second metal shield and cables. The conductive terminals extend along a mating direction. The conductive terminal includes a tail portion and a mating portion. The cable includes a core electrically connected to the tail portion. The conductive terminals include differential signal terminals, a first ground terminal and a second ground terminal. Compared with the prior art, the electrical connector of the present disclosure is a cable electrical connector. Besides, the conductive terminal extends along the mating direction, thereby simplifying the structural design of the conductive terminal. The present disclosure also discloses an electrical connector assembly having the electrical connector.

Abstract: A device includes a first region disposed on a substrate, a second region disposed on the first region, a third region disposed in the second region and a first terminal region disposed in the third region. The first region comprises a discontinuous layer including at least one gap portion. The at least one gap portion comprises a portion of the substrate. The first region and the second region have a first conductivity type, and the substrate, the third region and the first terminal region have a second conductivity type. The first conductivity type is different from the second conductivity type.

Abstract: This document generally relates to wireless communication schemes that include setting or determining PDCCH detection attempt parameters by setting or determining at least one of: a total DCI monitoring number, a specific DCI monitoring number, a non-overlapped CCE number, an aggregation level number, or a total PDCCH detection attempt number. The PDCCH detection attempt parameters may correspond to a reduced maximum number of PDCCH candidates per slot per serving cell, and/or a maximum number of non-overlapped CCEs per slot per serving cell. User devices, including reduced capability UEs, may utilize the PDCCH detection attempt parameters when detecting or blindly decoding PDCCH candidates.

Abstract: A system information transmission method and device. The system information transmission method comprises: generating, by a first communication node, first system information indicative of indication information corresponding to second system information, wherein the second system information is used to assist a second communication node to access a system; transmitting to the second communication node the first system information; receiving, by the second communication node, the first system information transmitted from the first communication node; receiving, according to the indication information in the first system information, the second system information; and accessing, according to the second system information, the system.

Abstract: An information transmission method and system, and a convergence gateway, where the method includes receiving, by the convergence gateway, a service request from first user equipment, where the service request includes identity information of the first user equipment and service information of the first user equipment, obtaining, by the convergence gateway, first user permission information of the first user equipment in a first network according to the identity information of the first user equipment, and determining, by the convergence gateway based on the first user permission information, a forwarding manner for forwarding the service information to second user equipment. A convergence service for a private network and a public network is implemented using the convergence gateway such that indoor communication signal quality can be improved, and network construction costs can be reduced.

Abstract: A signal sending and receiving method and apparatus are provided. A first signal is sent, and a sequence of the first signal is generated at least based on a first sequence and a second sequence. There are multiple manners for determining the first sequence and the second sequence. For example, the first sequence is determined at least according to start time domain location information of the first signal and current time domain location information of the first signal, and the second sequence is determined at least according to a cell index corresponding to the first signal.

Abstract: A 3D measurement model and the spatial calibration method based on a 1D displacement sensor are proposed. A 3D measurement system based on a fixed 1D displacement sensor is established; then a spatial measurement model based on the 1D displacement sensor is established; and then based on the high precision pose data of the measurement plane and sensor measurement data, spatial calibration constraint equation are established; a weighted iterative algorithms is employed to calculate the extrinsic parameters of the 1D sensor that meet the precision requirements, then the calibration process is completed. A high precision 3D measurement model is established; a 3D measurement model based on a 1D displacement sensor is established, and the calibration method of the measurement model is proposed, which will improve the precision of the 3D measurement model and solve the problem of inaccurate spatial measurement caused by the errors of the sensor extrinsic parameters.