18results about How to "Guaranteed transmission performance" patented technology

The invention provides a radio frequency signal transmission delay adjusting device, which is characterized by comprising a first outer conductor, a second outer conductor, a first inner conductor and a second inner conductor which are coaxially arranged, the first inner conductor comprises a first step section and a second step section in the axial direction, the first step section is arranged in the first outer conductor, and the second step section is arranged in the second outer conductor; the second outer conductor internally comprises a first inner cavity and a second inner cavity along the axial direction, the first outer conductor is inserted in the first inner cavity, and the second inner conductor is arranged in the second inner cavity; one end, close to the first outer conductor, of the second inner conductor comprises a containing cavity extending in the axial direction, and at least part of the second step section is arranged in the containing cavity in a penetrating mode; an adjusting section is arranged between the end, located in the first inner cavity, of the first outer conductor and the end, close to the first inner cavity, of the second inner cavity, the first outer conductor can drive the first inner conductor to move in the axial direction relative to the second outer conductor, the length, penetrating through the containing cavity, of the second step section is changed, and therefore the length of the adjusting section is adjusted.

The invention relates to the technical field of cable production equipment, in particular to an intelligent pair-twisting and cabling system of an unshielded horizontal pair-twisted wire network cable, which comprises a cable pair-twisting mechanism, a guide mechanism and a cabling mechanism which are arranged on a machine base, and is characterized in that the machine base is also provided with a driving mechanism for driving the cable pair-twisting mechanism; the pair twisting mechanism comprises two cable racks, a cable wheel, a vertical seat, a pair twisting ring and a tensioning wheel, wherein bearings of the cable wheel are installed on the two cable racks, the vertical seat is arranged on one sides of the two cable racks, and a cable guide wheel is rotationally installed in the vertical seat. According to the intelligent pair-twisting and cabling system for the unshielded horizontal pair-twisted wire network cable, synchronous action of the cable rack and the adjusting mechanism is realized through gear transmission of the driving mechanism and synchronous driving of the transmission shaft, and uniform pitch of a pair-twisted wire core is ensured in cooperation with precise guiding of a pair-twisting ring; dynamic tensioning of the adjusting mechanism is matched with limiting of the linkage structure, cable deviation and abrasion are avoided, the cable core quality is improved, and the transmission performance of the cable is guaranteed.

The invention discloses a 3D waveguide type multi-core optical fiber link monitor which comprises an optical chip platform with n layers of stacked waveguide structures and a photoelectric detector, n is larger than or equal to 2, and the number n of waveguide layers of the optical chip platform is equal to the number of layers of connected multi-core optical fibers. The cross section distribution of waveguides in the optical chip platform and the cross section distribution of fiber cores of the multi-core optical fiber are the same and are in one-to-one correspondence; a waveguide channel corresponding to each fiber core of the multi-core optical fiber in the optical chip platform comprises an optical fiber signal coupling fan-out module, an optical signal beam splitting module, an optical signal monitoring module and a multi-core optical fiber signal coupling fan-in module which are connected in sequence; after an optical signal of a multi-core optical fiber transmitting end is coupled by the fan-out module, a small part of the signal is separated by the beam splitting module through a waveguide coupling effect and is used for monitoring, and most of the signal is transmitted back to a transmission link through the fan-in module; and the monitoring module realizes real-time detection through a photoelectric detector. According to the invention, no extra optical fiber fan-in / fan-out module is needed, the insertion loss is low, and the device is not sensitive to polarization.

The present application relates to the technical field of aluminum hose processing, and discloses an aluminum packaging hose conveying device, which comprises two vertical plates arranged in parallel, a synchronous belt conveying assembly extending between the two vertical plates and along the length direction of the vertical plates, and a plurality of V-shaped material loading plates uniformly fixed on the synchronous belt of the synchronous belt conveying assembly; the device further comprises a slide plate fixed at one end of the vertical plate and connected with the discharge end of the synchronous belt conveying assembly, two main pipe connection frames symmetrically arranged at the bottom of the slide plate, a vice pipe connection frame arranged on the side of the main pipe connection frame away from the slide plate, and the main pipe connection frame and the vice pipe connection frame both being V-shaped structures; the device is provided with a set of pipe limiting units on both sides of the synchronous belt conveying assembly, so that the pipes on the conveying belt cannot be moved, and the two sets of pipe limiting units can be synchronously adjusted by using the adjusting unit, so that the pipe limiting units can limit and place packaging hoses with different diameters and length specifications, and the use range of the conveying device is expanded.

This utility model discloses an optical fiber coiling device, an optical engine, and an optical module, including a coiling frame and a limiter. The coiling frame has a first surface and a second surface facing each other. The second surface is provided with slots for accommodating or aligning the first and second optical components. The first surface is provided with an arc-shaped coiling channel, a coiling structure, and multiple positioning blocks. The limiter cooperates with the first surface of the coiling frame. After the first optical fiber leading from the slot of the first optical component on the second surface reaches the first surface, it is coiled and limited within the arc-shaped coiling channel. The second optical fiber leading from the slot of the second optical component on the second surface is guided and limited to be led out along a non-coiling path. This utility model achieves effective management and reliable fixation of different optical fiber paths, ensuring the bending radius of the optical fiber. At the same time, the coiling frame integrates an optical component protective cover and auxiliary sealing function, effectively optimizing the internal space of the module, simplifying the assembly process, and improving the reliability and production efficiency of the optical module.

The utility model provides a kind of material conveying device and transmission system, it is related to transmission equipment technical field, the material conveying device includes blanking hopper, material blocking subassembly and transmission component, first blanking port is side by side with second blanking port, and first blanking port and second blanking port are located the opposite side of feed port, material blocking subassembly includes baffle, baffle is used to close first blanking port and / or close second blanking port, first transmission channel is communicated with first blanking port, second transmission channel is communicated with second blanking port.The baffle of the utility model can close first blanking port and / or can close second blanking port, to reach the purpose of control and switching powder blanking path, avoid the situation that smoke powder agglomerate completely blocks single transmission pipeline, so that powder can be transmitted by first transmission channel and / or second transmission channel respectively, guarantee the transmission effect of powder.

The application provides an audio host and a display device, and relates to the technical field of audio; the audio host comprises a plurality of network interfaces, which are used for transmitting audio data signals to external sound pickup and amplification devices; an audio codec unit is connected with the network interfaces and is used for processing the audio data signals into first protocol data; an audio processing unit is connected with the network interfaces and is used for processing the audio data signals into first or second protocol data; a processor unit is respectively connected with the audio codec unit and the audio processing unit, and is used for performing audio effect processing on the audio data signals; and a heat dissipation module is used for flowing air outside a case into the case through an air inlet groove, and sequentially flowing the air along the paths of a second air duct and a first air duct, and discharging the air outside the case through a first fan; the structure of the audio host is more simple in interface type, and can dissipate heat from at least one of a power supply component and an audio processing component in the case.

The invention discloses a wireless networking method of a power system, the power system, equipment and a medium, and belongs to the technical field of wireless communication. The method comprises the following steps: receiving and analyzing a networking message by target power equipment, and determining direct sending equipment and initial sending equipment of the networking message; wherein the target power equipment is any power equipment in the power system, and the direct sending equipment is power equipment capable of directly performing WiFi communication with the target power equipment in the power system; and if the initial sending equipment does not exist in the target networking equipment set of the target power equipment, adding the initial sending equipment into the target networking equipment set of the target power equipment, and marking the direct sending equipment in the target networking equipment set as forwarding equipment to the initial sending equipment. According to the invention, through networking construction among the devices, additional deployment of complex networking control devices is not needed, the data transmission path is shortened, the transmission delay caused by multi-hop forwarding is reduced, and the communication efficiency of the power system is improved.

The invention discloses an information transmission method and device, network equipment, a first terminal, a storage medium and a computer program product. The method comprises the following steps: network equipment sends first information to a first terminal, the first information is used for measuring and reporting interference between a first set, and the first set comprises at least two transmitting and receiving points (TRP); and receiving second information sent by the first terminal, the second information including measurement-related information associated with the one or more first sets, and the second set including one or more second terminals.

The application discloses a transmission device for fuel use of a thermal power plant, which belongs to the technical field of fuel transmission and comprises a bearing unit, a base part, a support bed arranged on the side of the base part, a plurality of groups of bearing parts arranged on the support bed, drive wheels symmetrically arranged at the two ends of the support bed, and a transmission belt sleeved on the two groups of drive wheels; and a conveying unit comprising a conveying part above the base part and four groups of spiral guide vanes arranged in the conveying part and staggered in the conveying part in a spiral winding mode. The application changes the vertical conveying mode of fuel in the traditional conveying process, adopts the spiral guide vanes in a spiral shape to unload the force of the vertically falling fuel, reduces the impact of the fuel on the transmission belt, prolongs the service life of the transmission belt, pushes and stirs the fuel in conveying through the setting of a stirring unit, effectively avoids the blocking phenomenon in the conveying unit, and guarantees the transmission effect.

The invention discloses a random access method and device, a terminal, a storage medium and a computer program product. The method comprises the following steps: a terminal searches a first synchronization signal block (SSB); judging whether the first SSB is a cooperative SSB or not to obtain a judgment result; under the condition that the judgment result represents that the first SSB is a cooperative SSB, selecting an SSB from the first SSB and a plurality of second SSBs, the first SSB being associated with the plurality of second SSBs; and initiating a random access process by using the resource corresponding to the selected SSB.

The utility model discloses a sodium ion measurement signal transmission structure with anti -interference shield, including transmission mechanism, transmission mechanism includes core layer, the magnetic ring layer of wrapping in the core layer outside, the shield layer of covering in the magnetic ring layer outside, the compound layer of interference fit sleeve joint in the shield layer outside, the anticorrosive layer of sleeve joint in the compound layer outside. In the utility model, the core layer of silver plated copper core line setting realizes low impedance, bottom noise ability, then again cooperation ferrite magnetic bead made magnetic ring layer can absorb high frequency interference, guarantee the transmission effect of core layer, after the layout design of copper net one, braided copper net two, realize full -coverage magnetic ring layer, effectively improve electromagnetic shielding function, then again cooperation electromagnetic shielding in compound layer supplies energy, further ensure signal lossless transmission.

The invention relates to the technical field of filling, in particular to a container conveying device for a filling production line, which comprises a first conveying mechanism, a second conveying mechanism and a shifting mechanism. The first conveying mechanism is used for conveying a plurality of empty containers arranged in multiple rows and multiple columns. The second conveying mechanism is arranged on one side of the first conveying mechanism, the conveying direction of the second conveying mechanism is perpendicular to the conveying direction of the first conveying mechanism, and the second conveying mechanism is used for conveying a plurality of empty containers arranged in a single row. The material stirring mechanism is arranged on the common side of the first conveying mechanism and the second conveying mechanism and used for stirring each row of empty containers on the first conveying mechanism to the second conveying mechanism. By arranging the material shifting mechanism, pushing force is applied to one ends of the same row of empty containers, so that the rows of empty containers are transferred from the first conveying mechanism to the second conveying mechanism one by one according to the sequence, it is guaranteed that each empty container in each row can smoothly pass through the connection position of the two conveying mechanisms, and the phenomenon of toppling is not likely to happen when the empty containers pass through the connection position; and the production efficiency is improved.

The application discloses a power control method, device and electronic equipment, and belongs to the technical field of communication. The power control method comprises the following steps: determining a block error rate of a target channel for sending a data packet to a base station based on a feedback message sent by the base station to the target channel; and adjusting the transmission power of the target channel according to the block error rate, so that the block error rate of the target channel is less than a first threshold value.

The embodiment of the invention relates to the photovoltaic field, and provides a solar cell piece and a photovoltaic module, and the solar cell piece comprises a substrate; the doped conductive layer is positioned on one side of the substrate; the passivation layer is located on the surface, away from the substrate, of the doped conductive layer; the electrodes comprise a plurality of bottom electrodes which are arranged at intervals in the first direction, and the bottom electrodes are electrically connected with the doped conductive layer; the top electrode extends along the first direction, covers the surface of the bottom electrode, and comprises at least one peak region and at least one valley region. The cost can be reduced, and the battery performance is ensured.

This application relates to the technical field of wireless communication, and discloses a DTC-CPE satellite communication method and apparatus based on modular design. The method includes: the CPE device identifying the accessed scalable communication module, acquiring module communication attribute data and communication link transmission characteristic data, loading a matching non-terrestrial communication optimization protocol stack through a protocol intelligent adaptation model, retaining the native terrestrial network protocol, forming a dual-protocol stack parallel communication architecture, and generating a protocol optimization configuration scheme; configuring network switching strategies and signal quantization thresholds, collecting signal data and determining whether to perform seamless switching between terrestrial and non-terrestrial networks and data continuation through a network switching decision model, and generating a network communication switching scheme; collecting module status data based on the network communication switching scheme, adjusting the transmission power, triggering overheat protection and low-power sleep through a power dynamic control model, and generating a power control configuration scheme. This application can realize efficient satellite link transmission and intelligent management of communication terminals.

The utility model relates to the technical field of cross shafts, and discloses a sealing cross shaft universal joint for a passenger car, which comprises a cross shaft body, a shaft neck, a shaft sleeve and a roller pin rotationally arranged between the shaft sleeve and the shaft neck, two symmetrically arranged protective half shells are sleeved outside the cross shaft body, a fixing hole is formed in the diagonal position of any protective half shell, and the shaft neck is sleeved outside the shaft sleeve. Fixing holes are formed in the shaft neck, fixing rods used in cooperation with the fixing holes are arranged at the other two opposite angle positions of each protection half shell, a through oil injection opening is formed in any protection half shell and used for injecting grease into an inner cavity of the corresponding protection half shell, a first oil seal is further arranged on the shaft neck and is an external C-shaped oil seal, and a second oil seal is arranged on the shaft neck and is used for sealing the outer C-shaped oil seal. The second oil seal is arranged at the position of an inner port of the shaft sleeve and is a built-in star-shaped oil seal, the first oil seal and the second oil seal are used for preventing impurities from entering and lubricating oil from flowing out, and the problems that existing equipment is prone to being damaged by the impurities in the external environment, and lubricating oil is prone to leaking are solved.

The application discloses a transmission control method and device, a terminal and a network side equipment, and belongs to the technical field of communication. The transmission control method comprises the following steps: a terminal sends a first random access message to a network side equipment; the terminal receives first information sent by the network side equipment based on the first random access message; wherein, the first information is used for indicating related information of a first reference signal; and the terminal measures and reports the first reference signal indicated by the first information.