63results about How to "Realize synchronous processing" patented technology

The invention discloses an onboard automatic speed measuring and height measuring radar system and a speed measuring and height measuring method. The system comprises an antenna, a transmitter, a superhet receiver, a broadband digital intermediate-frequency receiver, a center computer and a power module. The transmitter generates four sawtooth wave linear frequency modulation radio-frequency signals and achieves space symmetric configuration through the antenna; the superhet receiver and the broadband digital intermediate-frequency receiver complete echo signal digital demodulation together and calculate the frequency, amplitude, phase and signal-to-noise ratio information of echo signals; the center computer separates the speed information and the height information of the same echo beam by applying Doppler principle directivity based on the space symmetry and the timing sequence relevance of four beams, and the information is used for calculating the flight speed value and the flight height value of an aircraft. According to the onboard automatic speed measuring and height measuring radar system and the speed measuring and height measuring method, the same radar can be used for automatically measuring the speed and the height, the structure of an aircraft avionics system is simplified, the measuring precision is high, and the onboard automatic speed measuring and height measuring radar system and the speed measuring and height measuring method can be used for measuring carrier aircraft flight parameters.

The invention discloses a method for deeply treating a sludge anaerobic digestion solution and urban sewage with a partial-nitrification, ANAMMOX and short-cut-denitrification technology. The method includes the steps that the sludge anaerobic digestion solution enters a partial-nitrification reactor, a part of ammonia and nitrogen is converted into nitrite nitrogen, the product is pumped into an ANAMMOX reactor for removing, drained water with nitrate nitrogen and sanitary sewage enter a short-cut-denitrification reactor, the nitrate nitrogen is converted into nitrite nitrogen under organic carbon sources in the sanitary sewage, the product flows back to the ANAMMOX reactor, the nitrite nitrogen, and ammonia and nitrogen in the sanitary sewage are synchronously removed, and therefore the sludge anaerobic digestion solution and the urban sewage are synchronously and deeply treated. According to the method, the nitrogen removing rate is high, drained water can be discharged without following treatment, and the problem that excessive nitrate is contained in high-ammonia-nitrogen low-carbon-nitrogen-ratio sludge digestion solution ANAMMOX treatment drained water is solved; meanwhile, synchronous treatment of the urban sewage is achieved, and the running cost of a sewage treatment plant is greatly reduced.

The invention relates to industrial sewage that hard to biodegrade, especially in the field of the woven textile dye waste's dealing technology. Dispose the waste water four-step craft in the sequence of anaerobic- anoxybiotic- aerobic-coagulating sedimentation, use anoxybiotic treatment as the high effective transition of anaerobic and aerobic to upgrade the capable of biochemical energy of anaerobic yielding water and eliminate anaerobic metabolite's side effect on the subsequent aerobic microbial activity; use the aerobic aeration to remove organic matter and partial chrominance; use coagulating sedimentation craft to remove the rest non-degradable organic matter after waste water biochemical treatment. Said invented waste water treatment craft can ensure the water outlet COD after the woven textile dye waste's treatment smaller than 100mg / L , BOD5 smaller than 20mg / L, chromaticity lower than 40 times. It has the distinctive features such as high efficiency of removing chromaticity and organics, the yielding water quality stabilizing, the engineer investment small, the operating cost low, thus it's easy to spread to use.

A permeable reactive barrier is provided, wherein a remediation well is disposed in a groundwater reactive main well and includes a water suction well and an aeration well; an aeration pipe is disposed in the aeration well, connected to an air compressor on the ground, and mounted at the bottom center of the remediation well; an automatic sample collecting device is mounted in the aeration well; the space between the remediation well and the groundwater reactive main well is filled with a filter material; a permeable reaction treatment unit includes a plurality of reaction unit assemblies having an interlayer structure; positioning connecting grooves are provided between adjacent reaction units; the reaction units connected are disposed in the remediation well; interlayer space among the reaction units is loaded with a mixture biological filler material; a water quality analysis probe is mounted in the permeable reaction treatment unit; two-wing seepage-proof walls are disposed at twowing sides of the remediation well, and have longitudinal operation depth allowing the seepage-proof walls to penetrate the first phreatic aquifer; a discharged water monitoring tank is under the ground and is provided with a water quality and water level automatic monitoring system inside; a PLC control system is adopted by an automatic control system.

The invention relates to a 3G-SDI digital video frame synchronization system comprising a synchronous separator (1), a clock generator (2), a frame storage (3), an FPGA chip (4), an indication and control unit (5), a serializer (6), a deserializer (7) and a power supply (8), wherein the synchronous separator (1) is connected with the FPGA chip (4) and the clock generator (2); and the frame storage (3), the indication and control unit (5), the serializer (6), the deserializer (7) and the power supply (8) are connected with the FPGA chip (4). The 3G-SDI digital video frame synchronization system overcomes the defect of time base errors or jitter caused by different signal sources or transmission paths at the signal transmission speed of 3 Gbps, and solves the problems of switching jitter, distortion, desynchronization, unstable station caption superposition, and the like of video images in a more precise and convenient way.

The invention discloses an integrated treatment method for thickening, drying and purifying municipal sludge. The method comprises the steps as follows: the municipal sludge is concentrated in a sludge concentrating pool, and the concentrated submerged sludge is transported into a decanter centrifuge; a polyacrylamide cationic flocculating agent in a medicine adding box is added into the decanter centrifuge, wherein 2-3g of polyacrylamide is added into each kilogram of the submerged dried sludge, and solid particles in the submerged sludge are bonded together to form a plurality of particle groups, so that solid is separated from liquid to form a supernate and a mud cake; the mud cake is transported into a sludge treating place by a shaftless screw conveyer, and the supernate is transported to a sludge concentrating pool through a clear liquor pipeline by a water pump in a reflowing way; the supernate in the sludge concentrating pool is transported to the bottom of a filter by an overflowing groove through a pipeline; and the solid is separated from the liquid due to the centrifugal precipitation principle of the decanter centrifuge, the sludge with different charging concentrations is treated by less flocculating agent, and the physical filtering function and the physical absorbing function of the filler are abundantly acted, so that the municipal sludge and the wastewater produced by the municipal sludge can be synchronously treated.

The invention belongs to the technical field of communication, and provides a synchronization management method for an application program. The synchronization management method comprises the steps that a first application program list is created according to the usage law of the application program of first equipment; a second application program list installed on second equipment is acquired; the first application program list and the second application program list are matched to be processed, and the application program to be installed is acquired according to a matching result; the application program to be installed is transmitted to the second equipment. The invention further provides a synchronization management device for the application program for achieving the method. Therefore, synchronization processing on the multidevice application programs can be achieved conveniently according to the operation habits of a user.

The invention discloses a system and method for synchronously processing multiple paths of signals. The system is applied to a mobile phone phase position difference positioning system, multiple paths of synchronous clock signals output by a synchronous clock module serve as same-source signals and are distributed to an AD module and an FPGA module, and therefore the AD module conducts synchronous sampling on multiple paths of intermediate frequency signals which are formed by converting multiple paths of carrier signals received through an external receiver, and the FPGA module conducts synchronous digital down conversion processing on the multiple paths of intermediate frequency signals, a DSP processing module encodes data undergoing synchronous digital down conversion processing and adding synchronization timestamps to the data, then, a CPCI interface transmits the multiple paths of synchronization data to an upper computer outside the system, and the upper computer extracts required data through the synchronization timestamps of the multiple paths of data and conducts phase different analysis to obtain the position coordinate of a mobile phone. According to the system, synchronous sampling of the multiple paths of carrier signals is ensured, synchronous digital down conversion processing of the multiple paths of carrier signals is achieved, and therefore phase difference positioning of the mobile phone is achieved.

The invention relates to a method and a device for synchronizing hydrogen sulfide waste gas treatment and advanced waste water oxidation by taking sunlight as the driving force and recycling sulfur resources. A photoelectrocatalytic reactor applied comprises an anode chamber, a photo-anode, a cathode chamber, a cathode, an external circuit and an ion exchange membrane. The anode chamber is separated from the cathode chamber by the ion exchange membrane. The method and the device have the advantages that redox active substances (such as iodide ions and iron ions) are added into the anode chamber and the cathode chamber, and cavities formed through photocatalysis of the anode oxidize sulfur oxide ions indirectly to form high-purity recyclable elemental sulfur particles; peroxymonosulfate isactivated by ions (such as ferrous ions) with catalytic activity, generated through cathodic reduction, to generate free radicals, and pollutants in waste water are removed efficiently; the sunlight can be used as the only energy, and sulfur ions in recycled waste gases and organic pollutants in the waste water can be removed synchronously; the method and the device are applicable to treatment ofanaerobic digestion waste gases and sulfide-containing waste water / waste gases as well as water environment remediation.

The invention relates to the technical field of feed processing, in particular to a rotary feed smashing and drying device. The device includes a box body, a first motor, a filtering net, pneumatic baffles, a drying apparatus and a second motor. A base is fixedly connected to the bottom of the box body, and moving wheels are fixedly installed on the two sides of the bottom of the base; a feeding hopper is arranged at the center of the top of the box body, the filtering net is arranged at the portion, at the bottom of the feeding hopper, of the top of the interior of the box body, the first motor is fixedly installed in the filtering net through a support frame, and a crushing roller is fixedly installed on an output shaft of the first motor; the pneumatic baffles are fixedly installed on the portions, close to the lower side of the filtering net, of the two sides of the inner wall of the box body, a weighing sensor is fixedly installed at the bottoms of the pneumatic baffles, and the drying apparatus is arranged at the portion, on the lower sides of the pneumatic baffles, of the inner wall of the box body. The overall device is simple in structure, convenient to operate and great in drying effect and has a certain popularization value.

The invention discloses a dust and waste gas treatment device which mainly comprises a supporting seat, a lower housing, an upper housing and a base, wherein the supporting seat is arranged on the base; both the lower housing and the upper housing are semi-round cavities and are welded to form a housing; a motor arranged on the supporting seat is connected with a transmission shaft; the transmission shaft penetrates through the center of the housing and is arranged on the supporting seat through a fixing seat; rotary wheels and fixed rings are arranged in the housing; the rotary wheels are connected with the transmission shaft through a transmission device; the fixed rings are arranged on the housing; the rotary wheels and the fixed rings are radially arranged in a staggered manner; rotary blades and fixed blades are arranged on the axial rods of the rotary wheels and the fixed rings respectively; positions of solvent nozzles formed in the housing correspond to those of the rotary blades in the radial direction. According to the dust and waste gas treatment device, dust and waste gas are synchronously treated, equipment is compact, the occupied area is small, the daily operation and maintenance costs are low, the equipment is easy to operate, a process is easy to perform, the dust treatment efficiency can reach more than 99%, and the content of dust in discharged gas is less than 100 mg / m<3>.

The invention relates to a sinter waste heat and sintering flue gas pollutant cooperative treatment process. The treatment process comprises the steps that sintering flue gas generated by metallurgy sintering is subjected to dedusting treatment to remove particulate matters to be then subjected to heat exchange treatment with sinter generated by metallurgy sintering, and at least part of CO in thesintering flue gas is oxidized and removed during heat exchange treatment; and the sintering flue gas is subjected to CO desorption treatment, and at least part of CO in the sintering flue gas is oxidized and removed during CO desorption treatment. According to the arrangement conditions of a sintering machine and a gas desulfurization system at present, the sintering flue gas can adopt the technology that SO2 is firstly or lastly desorbed. The cooperative treatment process solves the problems about CO desorption and utilization, and cooperative treatment of sinter waste heat and sintering flue gas pollutant is achieved.

The invention discloses a method for efficiently and synergistically treating chemical industry high-concentration organic wastewater and sludge. The method comprises the following steps: (1) uniformly mixing high-concentration organic wastewater and industrial sludge, and supplementing a surfactant, an initiator and a metal salt; (2) carrying out microwave hydrothermal treatment on the mixed solution under the conditions that the temperature is 130-250 DEG C and the pressure is 2-10MPa, so that the carbon source in the high-concentration organic wastewater and the metal elements in the sludgeare subjected to an in-situ reaction to generate a composite hydrothermal carbon catalyst; (3) introducing an oxidizing agent, and carrying out catalytic wet oxidation on the mixed solution under a microwave condition; and (4) carrying out solid-liquid separation on the reaction solution obtained in the step (3), carrying out drying treatment on the solid phase so as to be used as a catalyst forrepeated utilizing, and carrying out secondary treatment on the liquid phase as required so as to be reused or carrying out biochemical treatment. According to the invention, the efficient and synergetic treatment and resource utilization of high-concentration organic wastewater and sludge can be realized.

The invention discloses a water-soluble weldable nickel protective agent. The water-soluble weldable nickel protective agent contains fatty alcohol and quinoline carboxylic acid, wherein the molar ratio of the fatty alcohol to the quinoline carboxylic acid is 1:1-3:1. According to the water-soluble weldable nickel protective agent, a combination of the fatty alcohol and the quinoline carboxylic acid is adopted as the protective agent for weldable nickel for the first time, on one hand, the quinoline carboxylic acid can strip off an oxidation film layer of the nickel, on the other hand, the quinoline carboxylic acid and the fatty alcohol are subjected to esterification reaction so as to form a compact protective film on the surface of a nickel layer so as to block the oxidation of the nickel, meanwhile, the protective film can reduce nickel oxide into elemental nickel, and stripping of the oxidation film layer can be accelerated. The protective agent has the advantages that corrosion inhibition, corrosion prevention, reduction and welding promotion are integrated into a whole, synchronous treatment of stripping the oxidation film and shielding the reductive protective film can be realized, no residual corrosion hidden danger exists, water washing is actually not needed, the protective film can be automatically decomposed in the tin soldering process, and tin soldering can be ensured to be carried out smoothly.

The invention provides a blood pressure detection system. The blood pressure detection system includes: an electrocardiographic signal acquisition unit, a pulse wave signal acquisition unit, a multi-signal acquisition unit, a synchronizing signal unit, and a signal processing unit; the synchronizing signal unit generates and sends a synchronizing signal to the electrocardiographic signal acquisition unit, the pulse wave signal acquisition unit and the multi-signal acquisition unit; the electrocardiographic signal acquisition unit and the pulse wave signal acquisition unit encode the received synchronizing signal to an acquired signal; the multi-signal acquisition unit performs synchronous processing on an acquired signal on the basis of the received synchronizing signal; and the signal processing unit receives the electrocardiographic signal and the pulse wave signal which are synchronous-processed, and continuously calculates the blood pressure of a user.

A congestion control system is provided between a terminal (102) and a server device to avoid a congestion state in the server device by preferentially regulating the request with a high load on the server device. The congestion control system estimates the load of the request from the terminal (102) to be placed on the server device for the next communication sequence, based on the response from the server device to the request from the terminal, and adds the estimated load information to the response to the terminal (102). Subsequently, the request from the terminal includes the load information, so that the congestion control system controls the regulation of the request from the terminal based on the load information included in the request.

The invention discloses a method for achieving multi-path signal re-timing, especially to the re-timing of multi-path E1, T1 or other low speed signal. It uses a high speed clock source to generate a high frequency clock signal as system clock; the system clock generates a plurality of time slots; each time slot comprises a plurality of system clock periods; it separately stores the sampled low speed signal data in RAM and reads the data of all the paths of a time slot, which achieves each path synchronic processing.

The embodiment of the invention provides a synchronization system and method for multi-channel video acquisition and an acquisition controller, and aims to solve the problem that multi-channel videosacquired at the same time cannot be effectively synchronized in the prior art. The multi-channel video acquisition synchronization system comprises a server and a plurality of video acquisition cards,each video acquisition card comprises an acquisition controller and a module, and each module comprises a lens and an image sensor; the server sends a time synchronization instruction to the acquisition controller of each video acquisition card, wherein the time synchronization instruction comprises time synchronization time; the acquisition controller of each video acquisition card sets local time according to the time synchronization time; and the acquisition controller of each video acquisition card sends a control signal to the image sensor in the video acquisition card according to the local time and the same predetermined acquisition period, and the image sensor acquires image data according to the control signal.

The invention discloses a resource utilization method for synchronously treating Fenton iron sludge and obtaining FePO4. After Fenton oxidation, the effluent directly enters a first-stage sedimentation tank without adjusting the pH value; effluent of the first-stage sedimentation tank enters a reaction tank, an alkaline phosphate mixture is added into the reaction tank to react with Fe<3+>, effluent of the reaction tank enters a second-stage sedimentation tank to obtain a FePO4 crude product, effluent of the second-stage sedimentation tank passes through a nanofiltration system, effluent of the nanofiltration system is discharged after reaching the standard or recycled as miscellaneous water, and nanofiltration concentrated liquor flows back to the reaction tank. According to the method, alarge amount of Fenton iron sludge hazardous wastes generated by alkali addition regulation after Fenton oxidation are avoided, a FePO4 crude product can be directly prepared on line, the FePO4 crudeproduct can be used as a raw material of lithium iron phosphate of a lithium battery after being purified, resource utilization of Fenton iron sludge and obtaining of the FePO4 product are achieved,and the method is very suitable for transformation of a Fenton process and has great economic benefits and environmental benefits.

The embodiment of the invention discloses an image scanning synchronous method and device, an ATM and a memory medium. The method comprises the steps of starting a first thread; when any one drive period arrives, performing the following operation of outputting a drive pulse signal to a motor driver through the first thread, wherein the drive pulse signal is used for controlling the motor driver to drive a motor to operate, and the motor is used for driving a transmission device to operate; if it is determined that a synchronous scanning condition of to-be-scanned target objects is satisfied through the first thread, controlling a second thread to be started, wherein the to-be-scanned target objects are located on the transmission device; and driving an image sensor to scan the to-be-scanned target objects through the second thread, and finishing own thread after the scanning is finished. According to the method, the image scanning synchronous processing is realized, and effective image data collection information can be obtained.

The invention provides an audio processing method, a vocoder, a device, equipment and a storage medium. The method comprises the following steps: performing speech feature conversion on a to-be-processed text to obtain at least one acoustic feature frame; extracting condition features from each acoustic feature frame through a frame rate network; performing frequency band division and time domain downsampling on the current frame to obtain n subframes containing a preset number of sampling points; synchronously performing sampling value prediction on the current m adjacent sampling points corresponding to the n sub-frames in the ith round of prediction process through the sampling prediction network to obtain m * n sub-prediction values, and further obtaining n sub-prediction values corresponding to each sampling point in the preset number of sampling points; obtaining an audio prediction signal corresponding to the current frame according to the n sub-prediction values corresponding to each sampling point; and performing audio synthesis on each acoustic feature frame of the at least one acoustic feature frame to obtain a target audio. According to the invention, the audio processing speed and efficiency can be improved.

The invention, which relates to the field of PowerPC architecture computer technology, provides a two-out-of-two security data processing and arbitration apparatus and method. The apparatus comprisesa first data processor, a second data processor and a data arbitration processor that use PowerPC architecture. The first data processor and the second data processor are respectively connected by a high-speed Serial RapidIO bus and a general-speed GPIO bus; and the data arbitration processor is respectively connected to the first data processor and the second data processor through two Ethernet switches. The first data processor, the second data processor, and the data arbitration processor are respectively connected to the Ethernet switch through an RGMII interface with a PHY mode. Therefore, synchronous processing, cross comparison and independent arbitration judgment of data in a rail transit signal system are realized; the reliability of the signal system is improved; the high operation safety of the rail transit is ensured; and technical problems of complicated structure, high power consumption, and poor reliability in the prior art are solved.

The invention discloses a capacitive microbial desalination battery device and method applied to chemical tail water treatment, and belongs to the technical field of water resource treatment. The battery device comprises an anode chamber, a desalting chamber and a cathode chamber which are separated by an anion exchange membrane and a cation exchange membrane respectively; the anode is made of a carbon material, and the cathode is a hollow carbon fiber-carbon film capacitor electrode formed by a hollow carbon fiber-carbon film capacitor layer, a titanium-based layer, a waterproof layer and a catalyst layer which are arranged in sequence; and the anode and the cathode are connected through an external circuit. The desalination method comprises the following steps: firstly, carrying out internal circulation on the chemical tail water in the anode chamber, connecting the anode chamber of the battery device with the desalination chamber in series after a specific retention time, enabling the water treated by the anode chamber to enter the desalination chamber, and carrying out circular treatment to remove salts and / or COD in the desalination chamber and the anode chamber. The device and the method can integrally and efficiently remove organic matters and salts in the chemical tail water and efficiently recover salts, are stable in structure and long in service life, and can be widely applied to treatment of various chemical tail waters.

The invention provides an integrated circuit layout optimizing method based on a side-denoted short-circuit critical area network. The method is used for improving and designing layout wiring and increasing the finished product rate of integrated circuits. The method comprises the implementation steps that 1, an original layout is input, and nets are marked; 2, the weighted short-circuit critical area of the nets is calculated; 3, the side-denoted short-circuit critical area network based on an adjacency list is formed; 4, source points and sink points are added; 5, topological sorting is performed; 6, the critical area is obtained by solving critical paths; 7, the critical net to be optimized is obtained; 8 the critical net is optimized. According to method, the nets in the layout and the short-circuit critical area caused by redundancy material defects are associated, the space needed by storage is reduced, the time needed by optimization is shortened, the finished product rate of the layout can be effectively increased, and the reliability of the layout can be effectively improved; the method is a currently rare design method for optimizing the integrated circuit layout.

The invention discloses a comprehensive treatment method for copper smelting smoke dust and black copper sludge. The comprehensive treatment method for the copper smelting smoke dust and the black copper sludge includes: preforming high temperature smelting on the black copper sludge, the arsenic-containing smoke dust and sodium sulfate which are mixed evenly to obtain a melt, and layering the melt after cooling, thereby obtaining a mixed material containing arsenic and natrium on the upper layer and crude copper on the lower layer, wherein the crude copper can be used for electrolytic refining of copper. The comprehensive treatment method for the copper smelting smoke dust and the black copper sludge achieves synergistic treatment for the copper smelting smoke dust and the black copper sludge, is short in technical process and simple to operate, and improves recovery rate of resources.

The invention discloses a comprehensive treatment method for copper smelting smoke dust and black copper sludge. The comprehensive treatment method for the copper smelting smoke dust and the black copper sludge includes: preforming high temperature smelting on the black copper sludge, the arsenic-containing smoke dust and sodium sulfate which are mixed evenly to obtain a melt, and layering the melt after cooling, thereby obtaining a mixed material containing arsenic and natrium on the upper layer and crude copper on the lower layer, wherein the crude copper can be used for electrolytic refining of copper. The comprehensive treatment method for the copper smelting smoke dust and the black copper sludge achieves synergistic treatment for the copper smelting smoke dust and the black copper sludge, is short in technical process and simple to operate, and improves recovery rate of resources.

The invention discloses a multi-set TOF (Time Of Flight) depth information acquisition and synchronization system, which comprises a plurality of TOF sensors, first control modules and second controlmodules, wherein the TOF sensors acquire space position information data of each target and transmits the space position information data of each target into the first control modules; the first control modules accelerate the space position information data to acquire control coordinate information and transmit the control coordinate information into the second control modules; the second controlmodules output a paronym shutter signal according to each piece of control coordinate information and feed back the paronym shutter signal into each first control module; and each first control modulegenerates each shutter signal according to the paronym shutter signal. According to the method and the device which are disclosed by the invention, the plurality of TOF sensors are fixed relative toa phase to realize synchronization of depth information generated by each first control module and then control the corresponding target according to the generated shutter signal through the first control modules, so as to realize synchronous treatment of the plurality of TOF sensors.

The invention provides a multi-sensor data acquisition and fusion method of a magnetic detection system, and the method comprises the following steps of respectively obtaining original sensor data ofmultiple magnetic detection systems located at different positions in a three-dimensional space, and selecting one of the multiple magnetic detection systems as a magnetic detection system base station; performing data processing on the original sensor data of each magnetic detection system to achieve the unification of the sampling frequencies of the original data of each sensor; performing datafeature extraction and data fusion on the multi-sensor data of the magnetic detection systems after the respective sampling frequencies are unified; and respectively performing differential treatmenton the feature vector values in the multiple magnetic detection systems except the magnetic detection system at any spatial position in the magnetic detection system base station and the feature vector value of the magnetic detection system base station to complete multi-sensor data acquisition and fusion. The technical solution of the invention is applied to solve the technical problem of asynchronous sampling results caused by different sampling frequencies of multiple sensors in the prior art.

Embodiments of the present invention relate to a message synchronization method, apparatus and system. The method includes: obtaining a first sending time stamp transmitted on a main link and a second sending time stamp transmitted on a backup link respectively; calculating to obtain a time difference according to the first sending time stamp and the second sending time stamp; adding bytes to the first message transmitted on the main link and the first message transmitted on the backup link, and form second messages to be transmitted on the main link and the backup link respectively; and sending the second messages to a receiving end on the main link and the backup link respectively. According to the message synchronization method, apparatus and system provided in the embodiments of the present invention, when errors occur in the second message on the main link and are uncorrectable, the receiving end may receive the second message through the backup link, modify a second receiving time stamp on the backup link according to the time difference in the second message, so that the receiving end may obtain the same receiving time stamps on the main link and the backup link, thereby implementing the synchronization process of the messages.