46results about How to "Guarantee transmission reliability" patented technology

The invention discloses a new energy power tracing method and system based on a block chain, and the method comprises the steps of storing an electricity purchasing transaction contract, a new energyscheduling plan curve and a new energy power consumption order in the block chain, analyzing, obtaining the key field information format data, scheduling and correlating the curve hash data and the order information format data to generate a green electricity token with a unique identifier, storing the green electricity token on the block chain, and tracing by tracing a digital identifier. According to the invention, based on the mechanisms, such as a distributed account book of the block chain, data privacy security, data precision authentic right, etc., the information barriers of a transaction center, scheduling and power utilization sides are broken through, and data sharing and cooperation are promoted; the working efficiency is improved efficiently through a distributed data accountbook, the storage safety and transmission reliability of data are guaranteed through the non-tampering performance of the block chain, and the generation and distribution of large-scale green electricity tokens of a user side are effectively supported through a high-availability block chain bottom layer platform, and the transparency of a service execution process is ensured through the intelligent contract.

The invention relates to a high-speed lossless ultrahigh-definition industrial visual detection method and system. The method comprises the following steps that: at an offline configuration stage, a smart camera unit consisting of an ultrahigh-definition image sensor, an ISP (Internet Service Provider) processing module, a visual detection module, a hardware clock synchronizing module and the like remotely transmits high-resolution RAW data and RGB (Red Green Blue) image data to a computer through an optical fiber to generate a detection algorithm and a control logic; and at a high-speed online running stage, a visual detection module performs detection operation, marks a feature image, remotely transmits the feature image to a high-speed recording and playing unit through the optical fiber to perform recording, and asynchronously displays the feature image on the computer. Through adoption of the high-speed lossless ultrahigh-definition industrial visual detection method and system, the original RAW data and the RGB image data are detected directly and visually through an FPGA (Field Programmable Gate Array) module, and remotely recorded synchronously through a multichannel optical fiber, so that real-time performance of the high-speed ultrahigh-definition visual detection system can be effectively ensured.

The invention discloses an anti-inclination building hanging basket which comprises a building hanging basket body, a cleaning ring and cleaning knives. A hanging basket supporting rod is arranged inthe middle of the front surface of the building hanging basket body, fixing bolts are arranged on the hanging basket supporting rod, and a distribution box is arranged on the rear portion of the hanging basket supporting rod. Guardrails are arranged on the two sides of the hanging basket supporting rod, and hanging basket connecting transverse rods are arranged in the middles of the guardrails. Itis guaranteed that the surfaces of steel wire ropes entering safety locks are clean so that transmission devices in the safety locks cannot be blocked, and transmission reliability is guaranteed; reducers are arranged on the upper portions of the two safety locks, and thus when a motor on one side breaks down, the ropes cannot quickly drop; and the speeds of the ropes can be decreased through reduction gear sets inside the reducers, the time is prolonged, and the safety locks have time to lock the steel wire ropes, so that level difference on the two sides of the hanging basket is reduced toenable the hanging basket to be balanced, a large inclination angle is avoided, and the safer effect is achieved when the hanging basket breaks down.

An engine end face pulley arrangement structure is characterized in that: a crank pulley, an air condition compressor pulley, a first idle pulley, a generator pulley and a water pump pulley are arranged on the same end face of an engine body; a second idle pulley is arranged beside the first idle pulley; the first idle pulley, the second idle pulley, the crank pulley, the air condition compressor pulley, the generator pulley and the water pump pulley are arranged in a same vertical plane and are connected through a same belt; and the first idle pulley and the second idle pulley are positioned in a quadrilateral area bounded by the crank pulley, the air condition compressor pulley, the generator pulley and the water pump pulley. In the engine end face pulley arrangement structure provided by the invention, all pulleys on the same end face of the engine body are arranged in the same vertical plane and are connected through the same belt, so that lateral length dimension of a large-displacement engine is effectively reduced, and the large-displacement engine and an automatic speed changer can be arranged in a cabin of a small-displacement car on the premise that a cabin frame of the small-displacement car is not changed.

The invention discloses a full-automatic nonlinear resistance type resonance eliminator test system, which comprises an electronic voltage regulator, a boosting transformer, a measuring circuit, a resonance eliminator, a measurement and control unit, a signal isolation conversion module, a switching power supply, a main controller and a thermal printer; the working process of the full-automatic non-linear resistance type resonance eliminator test system is as follows: voltage output by the numerical control module passes through the resonance eliminator, the main controller automatically records the voltage and calculates the real-time resistance value of the resonance eliminator, and the printer automatically prints the voltage, current and resistance of the system. According to the full-automatic non-linear resistance type resonance eliminator test system, a resonance eliminator power frequency current and voltage parameter verification method is adopted, a high-voltage sampling signal isolation transformation technology is combined, a volt-ampere characteristic curve graph is drawn while fault prediction is performed on a running resonance eliminator, and the test system adopts a segmented variable parameter measure, so that the resonance eliminator can still maintain the original volt-ampere characteristic in a normal working current section.

The invention discloses a deflection ball conveying mechanism, and relates to the technical field of logistics conveying devices. The deflection ball conveying mechanism comprises a deflection mechanism and a driving mechanism, wherein the deflection mechanism comprises a supporting frame; a deflection ball is movably connected to the supporting frame; a gap is formed between the deflection ball and the bottom of the supporting frame; a swing arm is connected to the bottom end of the supporting frame; the swing arm is used for driving the deflection ball to integrally deflect, the deflection angle is 0-90 degrees; the driving mechanism comprises a transmission shaft; a conical wheel which is always in contact with the deflection ball sleeves the transmission shaft; and the conical wheel isused for driving the deflection ball to rotate. The deflection ball conveying mechanism has the advantages of being not influenced by the weight of goods, large in deflection angle and wide in application range.

The invention discloses a regional danger early warning system and method for the integration of wireless detection and communication. The cloud wireless network architecture is used to deploy public network or private network authorized frequency band RRU and millimeter wave frequency band RRU, and the public network or private network authorized frequency band and millimeter wave frequency band RRU are reasonably used. Based on the characteristics of the wave frequency band, while detecting the surrounding environment, it uses idle resources to realize high-reliability and large-capacity wireless communication, and feeds back the environmental detection results to the ground monitoring center through the communication function to achieve danger warning and other purposes. The physical layer frame in the authorized frequency band of the public network or private network is used to transmit low-capacity reliable wireless communication data. The millimeter wave frequency band is divided into detection frames and wireless communication frames in time according to requirements, and the millimeter wave frequency band RRU performs environmental detection signals within the detection frame time transmission and reception; RRU in the millimeter wave frequency band transmits large-capacity unreliable communication data within the frame time of wireless communication, and designs a signaling process for data transmission in the uplink and downlink directions that integrates the authorized frequency band of the public network or private network with the millimeter wave frequency band within the frame time of wireless communication .

The invention discloses a polar code-based backscatter communication method, device and system, including: in the code rate detection stage, the backscatter tag performs initial polarization on the information to be sent with cyclic redundancy check bits added After encoding and backscatter modulation, it occurs to the reader; the reader demodulates the received information and decodes the polar code, and feeds back the obtained frozen bit error rate to the backscatter tag; in the redundancy supplementary stage, The backscatter tag reselects the code rate according to the obtained frozen bit error rate, performs polar code encoding and sends it to the reader; the reader demodulates the received information and calculates the log likelihood ratio, and compares the combined two After the information bit is judged by the log likelihood ratio of the stage, the cyclic redundancy check is performed on the judgment result. If the verification is passed, the judgment result is what is required, and the information transmission is completed, so that the transmission can be guaranteed under any channel conditions at the same time. The reliability and code rate are optimal, which greatly increases the communication distance.

An engine end face pulley arrangement structure is characterized in that: a crank pulley, an air condition compressor pulley, a first idle pulley, a generator pulley and a water pump pulley are arranged on the same end face of an engine body; a second idle pulley is arranged beside the first idle pulley; the first idle pulley, the second idle pulley, the crank pulley, the air condition compressorpulley, the generator pulley and the water pump pulley are arranged in a same vertical plane and are connected through a same belt; and the first idle pulley and the second idle pulley are positionedin a quadrilateral area bounded by the crank pulley, the air condition compressor pulley, the generator pulley and the water pump pulley. In the engine end face pulley arrangement structure provided by the invention, all pulleys on the same end face of the engine body are arranged in the same vertical plane and are connected through the same belt, so that lateral length dimension of a large-displacement engine is effectively reduced, and the large-displacement engine and an automatic speed changer can be arranged in a cabin of a small-displacement car on the premise that a cabin frame of the small-displacement car is not changed.

The invention discloses a luggage tray horizontal distributing device and relates to the technical field of logistics conveying. The luggage tray horizontal distributing device comprises a main line rack. A branch line rack is connected to the side end of the main line rack. A distributing unit is arranged on the area, close to the branch line rack, of the main line rack. The distributing unit comprises a plurality of deflection mechanisms arranged longitudinally and transversely. The deflection mechanisms are connected to the main line rack in a rotating manner. A crank connecting rod A is connected to each deflection mechanism. The deflection mechanisms on the same transverse row are connected with a transverse connecting rod through the crank connecting rods A. A crank connecting rod Blocated below the main line rack is connected to the bottom of each deflection mechanism on one middle longitudinal row. The same one longitudinal connecting rod is hinged to all the crank connectingrods B. A crank connecting rod C is hinged to the middle portion of the longitudinal connecting rod. A speed reducer located on the main line rack is connected to the crank connecting rod C. A drive motor A is connected to the speed reducer. The luggage tray horizontal distributing device has the advantages that only one drive motor is adopted for driving all the deflection mechanisms to rotate, and the equipment cost is reduced.

The embodiment of the present invention discloses a communication method and equipment, including: the terminal equipment receives the information of K uplink data channels for K repeated transmission of data packets from the network equipment and the information for transmitting the first uplink control information UCI After the information of the first time-domain resource, if the first time-domain resource overlaps with the first uplink data channel in the K uplink data channel in the time domain, and the first uplink data channel is overloaded, it is determined to be used for transmission the physical resource of the first UCI, and then send the first UCI to the network device through the determined physical resource. In the embodiment of the present invention, when resources for transmitting UCI and data packets overlap and are overloaded in the time domain, the physical resources occupied by UCI can be determined, so as to ensure the transmission reliability of UCI, thereby improving the reliability of information transmission.

The invention discloses a deflection ball conveying mechanism, which relates to the technical field of logistics conveying devices. The invention includes a deflection mechanism and a driving mechanism. The deflection mechanism includes a support frame, and a deflection ball is movably connected to the support frame. There is a gap. The bottom end of the support frame is connected with a swing arm. The swing arm is used to drive the deflection ball to deflect as a whole. The deflection angle is 0‑90°. The driving mechanism includes a transmission shaft. The conical wheel is used to drive the deflection ball to rotate. The invention has the advantages of being not affected by the weight of the cargo, having a large deflection angle and wide application range.

A cable for radio frequency treatment equipment belongs to the technical field of wires and cables for medical equipment. Including the cable core and the outer sheath extruded outside the cable core. The cable core includes network cables, signal transmission lines, inner wrapping layer, power transmission line, intermediate wrapping layer, shielding layer and outer wrapping layer. Network cables and signal transmission lines Accompanying each other, inner fillers and reinforcements are provided in the space between the network cable and the signal transmission line. The network cable, signal transmission line, inner filler and reinforcement are located in the inner wrapping layer, and the power transmission line surrounds the outside of the inner wrapping layer. Arranged in an arc, the middle wrapping layer is wrapped outside the power transmission line, an intermediate filler is provided between the inner and outer wrapping layers, the shielding layer is placed outside the middle wrapping layer, and the outer wrapping layer is wrapped outside the shielding layer. The outer sheath is extruded onto the outer cladding. It meets the transmission requirements for power, network signals and surgical video signals; it has a good soft bending effect and ensures the reliability of signal transmission; it has an ideal elastic recovery effect.

The present application provides an uplink sending power adjustment method and apparatus. The method comprises: a terminal receives configuration information sent by a network device, the configuration information comprising: the maximum number of repetitions k of repeated transmission and parameters for determining the initial sending power, wherein k is an integer greater than 0; determine the actual sending power of a data packet according to the maximum number of repetitions k of the repeated transmission, the initial sending power, and the time domain position of an initial transmission for sending the data packet. The actual sending power of the data packet can be flexibly determined during transmission of data packets so as to better guarantee the reliability of transmission of the data packet.