Abstract: This application provides example power dividers. One example power divider includes a metal ground plane and a metal strip line. The metal strip line is disposed on a side of the metal ground plane in a direction perpendicular to the metal ground plane. The metal strip line includes a power division node, an input port, a first output port, and a second output port. The metal strip line between the power division node and the first output port is a first output line, the metal strip line between the power division node and the second output port is a second output line, and the two output lines respectively include a first node and a second node. Impedances of the metal strip line on two sides of the first node are different, and impedances of the metal strip line on two sides of the second node are different.

Abstract: This application provides an antenna apparatus and a base station antenna system. The antenna apparatus includes a reflection panel, a radiating element, and a feed network. A first aperture is provided on the reflection panel. The radiating element includes a radiator and a feed stub, and the radiator is coupled to the feed stub. The radiator is disposed on one side of the reflection panel and is spaced apart from the reflection panel. At least a portion of the feed stub passes through the first aperture. The feed network is disposed on a side, facing away from the radiating element, of the reflection panel and is spaced apart from the reflection panel. The feed network is coupled to the feed stub. This simplifies a structure of the antenna apparatus, reduces a quantity of components, reduces a weight, and facilitates overall assembly of the antenna apparatus.

Abstract: An optical phased array is provided, including: a silicon substrate; a silicon oxide layer; an optical waveguide layer including a coupling beam splitter and a grating antenna; a silicon oxide cladding layer, disposed around the optical waveguide layer and filled in the band-shaped gap; and one or more lithium niobate phase shifters; each lithium niobate phase shifter includes: a lithium niobate thin film located in the band-shaped gap, a lithium niobate optical waveguide disposed over the lithium niobate thin film and connected to the coupling beam splitter and the grating antenna, modulation electrodes. The present disclosure uses materials with high electro-optical coefficient and low loss, such as lithium niobate, to replace thermal modulation resistors and the phase modulation mode based on carrier injection used in optical phased arrays, so that the optical phase modulation with low power consumption, high speed and low waveguide loss can be performed.

Abstract: This disclosure provides a transmission line connection structure including a first transmission line, a second transmission line, and a coupling connection structure. The first transmission line corresponds to a first ground layer and a conductor strip. The second transmission line corresponds to the conductor strip and a second ground layer. The first ground layer and the second ground layer are discontinuous. The coupling connection structure includes a first coupling section (101), a second coupling section (102), and a third coupling section (103). A conductor part of the first coupling section (101) and a conductor part of the third coupling section (103) are respectively coupled to the first ground layer and the second ground layer. The second coupling section is connected to the first coupling section and the third coupling section. The coupling connection structure is configured to be coupled to the first ground layer and the second ground layer.

Abstract: The present disclosure discloses a cosmetics pencil and a method for manufacturing the same. The cosmetics pencil includes a pencil body, where the pencil body is provided with a pencil core cavity, and a front end of the pencil core cavity is provided with a pencil core outlet; a pencil core, disposed in the pencil core cavity; and an advancing mechanism, disposed in the pencil body and provided with a push rod capable of advancing or retracting in the pencil body. The pencil core cavity is further provided with a pencil core sleeve that encloses the whole pencil core, and a stopping structure configured to limit a moving stroke of the pencil core sleeve. The push rod is provided with a friction pushing head that stretches into the pencil core sleeve and is in frictional contact with an inner wall of the pencil core sleeve at a front end.

Abstract: Disclosed herein is a process for preparing a zeolite material having an AFX framework structure including X2O3 and YO2 via interzeolite conversion, the process including (1) providing a mixture including a first zeolite material having a non-FAU framework structure including X2O3 and YO2 and an organic structure directing agent selected from the group consisting of diquaternary ammonium cation containing compounds, and (2) heating the mixture from (1) to form a second zeolite material having an AFX framework structure including X2O3 and YO2, wherein X is a trivalent element and Y is a tetravalent element, and where the organic structure directing agent is not 1,4-bis(1,4-diazabicyclo[2.2.2]octane)butyl dihydroxide when the first material zeolite has a CHA framework structure. Further disclosed herein is the zeolite material having an AFX framework structure as obtainable or obtained from the process, and a method of using the same as a catalytically active material.

Abstract: The present disclosure relates to feed structures of antennas, antennas, and communication devices. One example feed structure includes a first cavity with a first signal cable and a second cavity with a second signal cable. The first signal cable includes a first main part and a first elastic bending part located at one end of the first main part. The first main part extends along a first direction. An extension direction of the first elastic bending part intersects with the first direction, and the first elastic bending part can be deformed towards the extension direction of the first main part. A first hole is provided between the first cavity and the second cavity. The first cavity and the second cavity are connected through the first hole.

Abstract: The present disclosure relates to feed structures of antennas, antennas, and communication devices. One example feed structure includes a first cavity with a first signal cable and a second cavity with a second signal cable. The first signal cable includes a first main part and a first elastic bending part located at one end of the first main part. The first main part extends along a first direction. An extension direction of the first elastic bending part intersects with the first direction, and the first elastic bending part can be deformed towards the extension direction of the first main part. A first hole is provided between the first cavity and the second cavity. The first cavity and the second cavity are connected through the first hole.

Abstract: An electrical connector includes an inner housing. The inner housing defines a terminal cavity that is adapted to accommodate an electrical terminal. A terminal position assurance is attached to the inner housing for relative movement between an open position and a closed position. The terminal position assurance extends into the terminal cavity when in the closed position. The electrical connector includes an outer housing with an outer body that defines an outer housing cavity. The outer body also defines an outer housing opening. The inner housing is retained in the outer housing cavity. A lever is connected to the outer housing for relative movement between a pre-mate position and a mated position. The lever defines a lever opening. The outer housing opening is located between the terminal position assurance and the lever opening.

Abstract: An antenna includes a first signal cable, a second signal cable, a combiner, a combined transmission line, a plurality of first filters and a plurality of cavities. The first signal cable is configured to transmit a first signal. Output ends of the first signal cable and the second signal cable are connected to an input end of the combined transmission line through the combiner. The plurality of first filters are each electrically connected to the first signal cable and are respectively located in at least two different cavities of the plurality of cavities. The plurality of first filters are configured to filter a second signal thereby generating the first signal.

Abstract: An antenna assembly includes at least one element group, a switching assembly and a phase shifter. Each element group of the at least one element group includes at least one radiating element. The switching assembly is communicatively connected to the at least one element group, and is configured to control turning on or off of the at least one element group. The phase shifter is communicatively connected to the switching assembly, and is configured to perform beamforming on the antenna assembly. Roll angles of the antenna assembly are different in response to the switching assembly turning on different element groups of the at least one element group.

Abstract: This disclosure provides a transmission line connection structure including a first transmission line, a second transmission line, and a coupling connection structure. The first transmission line corresponds to a first ground layer and a conductor strip. The second transmission line corresponds to the conductor strip and a second ground layer. The first ground layer and the second ground layer are discontinuous. The coupling connection structure includes a first coupling section (101), a second coupling section (102), and a third coupling section (103). A conductor part of the first coupling section (101) and a conductor part of the third coupling section (103) are respectively coupled to the first ground layer and the second ground layer. The second coupling section is connected to the first coupling section and the third coupling section. The coupling connection structure is configured to be coupled to the first ground layer and the second ground layer.

Abstract: Systems and methods are provided for implanting an implantable cardiac monitor. An insertion system includes an implantable cardiac monitor (ICM). An insertion housing comprises a passage extending from a first end of the insertion housing to a second end of the insertion housing. The passage configured to receive the obturator and a receptacle in communication with the passage and an external environment. The receptacle configured to receive the ICM. An obturator is configured to move within the passage when the obturator is moved relative to the insertion housing. The obturator has a channel forming section at a distal end thereof and a motion limiter is provided on at least one of the shaft and the insertion housing.

Abstract: An over-the-air (OTA) mobility service platform (MSP) is disclosed that provides a variety of OTA services, including but not limited to: updating software OTA (SOTA), updating firmware OTA (FOTA), client connectivity, remote control and operation monitoring. In some exemplary embodiments, the MSP is a distributed computing platform that delivers and/or updates one or more of configuration data, rules, scripts and other services to vehicles and IoT devices. In some exemplary embodiments, the MSP optionally provides data ingestion, storage and management, data analytics, real-time data processing, remote control of data retrieving, insurance fraud verification, predictive maintenance and social media support.

Abstract: An optical phased array is provided, including: a silicon substrate; a silicon oxide layer; an optical waveguide layer including a coupling beam splitter and a grating antenna; a silicon oxide cladding layer, disposed around the optical waveguide layer and filled in the band-shaped gap; and one or more lithium niobate phase shifters; each lithium niobate phase shifter includes: a lithium niobate thin film located in the band-shaped gap, a lithium niobate optical waveguide disposed over the lithium niobate thin film and connected to the coupling beam splitter and the grating antenna, modulation electrodes. The present disclosure uses materials with high electro-optical coefficient and low loss, such as lithium niobate, to replace thermal modulation resistors and the phase modulation mode based on carrier injection used in optical phased arrays, so that the optical phase modulation with low power consumption, high speed and low waveguide loss can be performed.

Abstract: The present disclosure relates to feed structures of antennas, antennas, and communication devices. One example feed structure includes a first cavity with a first signal cable and a second cavity with a second signal cable. The first signal cable includes a first main part and a first elastic bending part located at one end of the first main part. The first main part extends along a first direction. An extension direction of the first elastic bending part intersects with the first direction, and the first elastic bending part can be deformed towards the extension direction of the first main part. A first hole is provided between the first cavity and the second cavity. The first cavity and the second cavity are connected through the first hole.

Abstract: This application provides a phase shifter and a remote electrical tilt antenna. The phase shifter includes a metal stripline, a first dielectric plate and a second dielectric plate. The metal stripline is clamped between the first dielectric plate and the second dielectric plate. At least one limiting protrusion protrudes along a length direction on a surface of the first dielectric plate and/or the second dielectric plate facing the metal stripline. The at least one limiting protrusion is configured to limit displacement of the first dielectric plate and the second dielectric plate relative to the metal stripline when the first dielectric plate and the second dielectric plate slide. The phase shifter provided in this application enables the first dielectric plate and/or the second dielectric plate to slide exactly along the length direction of the metal stripline without deviation, thereby realizing accurate control of a phase change by the phase shifter.

Abstract: An antenna includes a first signal cable, a second signal cable, a combiner, a combined transmission line, a plurality of first filters and a plurality of cavities. The first signal cable is configured to transmit a first signal. Output ends of the first signal cable and the second signal cable are connected to an input end of the combined transmission line through the combiner. The plurality of first filters are each electrically connected to the first signal cable and are respectively located in at least two different cavities of the plurality of cavities. The plurality of first filters are configured to filter a second signal thereby generating the first signal.

Abstract: Disclosed herein is a process for preparing a zeolite material having an AFX framework structure including X2O3 and YO2 via interzeolite conversion, the process including (1) providing a mixture including a first zeolite material having a non-FAU framework structure including X2O3 and YO2 and an organic structure directing agent selected from the group consisting of diquaternary ammonium cation containing compounds, and (2) heating the mixture from (1) to form a second zeolite material having an AFX framework structure including X2O3 and YO2, wherein X is a trivalent element and Y is a tetravalent element, and where the organic structure directing agent is not 1,4-bis(1,4-diazabicyclo[2.2.2]octane)butyl dihydroxide when the first material zeolite has a CHA framework structure. Further disclosed herein is the zeolite material having an AFX framework structure as obtainable or obtained from the process, and a method of using the same as a catalytically active material.

Abstract: The present application provides a group of human immortalized B lymphocyte cell lines and use thereof, and specifically provides a combination of four closely related immortalized lymphocyte cell lines. The combination can be used as a reference substances for measuring the performance of a detection platform. When the four closely related immortalized lymphocyte cell lines are used as reference substances for epigenome, transcriptome, proteome, and metabolome, an intrinsic magnitude difference gradient can be formed to evaluate the sensitivity of histological detection.