149results about How to "No change required" patented technology

The invention provides an idling start-stop controlling method for a diesel motor, which is characterized in that a start-stop controller connected to a finished automobile CAN (Controller Area Network) bus is adopted and is communicated with an engine ECU (Engine Control Unit) and a finished automobile electronic control part connected to the CAN bus through the CAN bus; when simultaneously meeting setting conditions, the start-stop controller controls an engine to enter an idling stopped state from an operating state; and when the engine is in the idling stopped state and a finished automobile simultaneously meets the setting conditions, the start-stop controller controls the engine to enter a starting state. In the idling start-stop controlling method, the finished automobile state is automatically identified and the idling start-stop process of the engine is automatically controlled by the start-stop controller without finished automobile modification and any operation of a driver.

The invention relates to the field of infrared remote control learning, and discloses a universal remote controller implementing method, which solves the problem that hardware cost is needed to be increased for realizing common use of remote controllers of household electric appliances in the prior art. The technical scheme includes that a remote control learning software module is added in a controlled household electric appliance terminal equipment, and can analyze an infrared remote control key code which is sent by a user to the terminal equipment by the aid of a certain key on the original remote controller of the terminal equipment, can also analyze another infrared key signal which is sent by the user to the terminal equipment by the aid of a certain key on another remote controller, and build a mapping relation between the previous infrared remote control key code and the last infrared remote control key code and then store the same. The universal remote controller implementing method is applicable to realizing common use of household electric appliances in common families.

The invention discloses a method for real-time error correction of a neurosurgery navigation puncture path based on a near infrared spectrum, which belongs to a precision correction method of a surgical navigation system. The method comprises the following steps: firstly, extracting guidance information of a target path based on body data of a three-dimensional reconstruction body; secondly, coning the target path and extracting N pieces of guidance information for verifying puncture tracks on the conical surface; and thirdly, obtaining the target path and N optical curves for verifying the tracks according to optical parameters and a mathematical correlation model of image data, in virtue of a curvilinear trend matching algorithm of Hausdorff distance and curvature, obtaining a puncture track curve having the same variation tendency as a real-time near infrared optical signal in a tolerance range, determining a direction offsetting from the target path, calculating coordinate offset, performing real-time path correction, and guiding an operation. The method can be implemented simply at a quick speed, can be performed in real time, is convenient for clinical application and can be integrated in the surgical navigation system, thus the precision of the navigation system is greatly improved.

The objective of the present application is to provide a method for road characterization comprising: acquiring a target road, wherein the target road comprises one or more road segments; determining one or more atoms corresponding to the road segments according to the link attribute information of the road segments A lane; determining lane association information between atomic lanes corresponding to the target lane; wherein the one or more atomic lanes and the lane association information are used to characterize the target lane. This application provides a functional and complete description of the objective connections of lanes within the target area, including lane connectivity and lane change feasibility.

The invention relates to a method and a system for extracting database error message, in particular to a method and a system for extracting the error message returned from a server side during the operation of six frequently-used databases and carrying out related operation audit used in network business audit product. The system comprises a database type identification locator, an error message return package locator, an error message locating and extracting device, an error code library and an audit device. The invention solves the problem that the audit of the error message returned from the server side in the database operation process is lacked in the prior audit product, and overcomes the defects that the error message audit is difficult because different database types use different protocols. The invention has very good expansibility. For new database types, the system and the method have flexible expansibility to expand audit range and very high extraction efficiency and accuracy for the error message of the different database types, and can be widely applied to network business audit products.

The invention discloses an anti-ticket-evasion detecting method based on image acquisition. The method comprises the following steps of acquiring information of number of card swiping persons; acquiring image information of passengers in passing a channel; calculating information of number of passing-by persons according to the image information; performing comparison for determining whether the information of number of the card swiping persons is same with the information of number of the passing-by persons; and determining whether a ticket evasion behavior exists. Before the step of acquiring the image information of the passengers in passing the channel, the method further comprises a step of identifying whether an object in passing the channel is a passenger. The invention further discloses an anti-ticket-evasion detecting system based on image acquisition. The anti-ticket-evasion detecting method and the anti-ticket-evasion detecting system can accurately distinguish luggage from the passengers and furthermore prevent the ticket evasion behavior.

The invention provides an autopilot control system of an underwater vehicle. The autopilot control system comprises a control microcomputer node, a data acquisition microcomputer node and a detection communication system node. The detection communication system node comprises an iridium wireless communication module, a GPS positioning module, a thermohaline depth measuring instrument, an attitude sensor, a Doppler velocity instrument, a depth sensor and the like. The control microcomputer node is connected with the data acquisition microcomputer node through a serial port; the control microcomputer node is respectively connected with the Doppler velocity instrument, the attitude sensor and the depth sensor through the series port; the data acquisition microcomputer node is respectively connected with the iridium wireless communication module, the GPS positioning module and the thermohaline depth measuring instrument through the series port. Compared with the prior art, a data logger is separated from a controller, a navigation control system of the underwater vehicle is further scattered to other nodes, tasks of the control system are greatly reduced, and the improvement of system efficiency is achieved.

The invention discloses a fault-tolerant system and method for adjusting error correcting codes adaptively. The fault-tolerant system comprises an environmental information sensing module, a fault-tolerant scheme selection module, an error correcting module and an object processing module. The environmental information sensing module is connected with the fault-tolerant scheme selection module and is used for obtaining information of factors which influence the reliability of data stored in the object processing module. The fault-tolerant scheme selection module is connected with the environmental information sensing module and the error correcting module and selects a mould generation and output fault-tolerant scheme according to the received reliability influence factors from the environmental information sensing module and the feedback object processing module health degree from the error correcting module. The error correcting module receives the fault-tolerant scheme transmitted from the fault-tolerant scheme selection module and is used for defecting and correcting the errors in the data transmitted by the object processing module. The object processing module is connected with the error correcting module and is used for initiating data read-write control operation, sending original data and tasks to the error correcting module and storing reliable data output by the error correcting module.

The invention discloses a fully-decoupled electronic hydraulic braking system and a corresponding vehicle. The fully-decoupled electronic hydraulic braking system includes a electronic control unit, a motor, a braking pedal displacement sensor, a braking pedal, a secondary main cylinder, a pedal simulator, a decoupling cylinder, a main cylinder, a wheel cylinder, and a liquid storage device; a pipeline between the decoupling cylinder and the liquid storage device is provided with a normally closed solenoid valve of the decoupling cylinder; the main cylinder can be decoupled with the secondary main cylinder through the decoupling cylinder and is driven by the motor or is coupled with the secondary main cylinder and is driven by the secondary main cylinder. The fully-decoupled electronic hydraulic braking system can achieve active control and adjustment of hydraulic pressure without a high pressure energy accumulator, a pump, a hydraulic pipeline, and a solenoid valve, so the fully-decoupled electronic hydraulic braking system has no the problem of potential safety hazard of the high pressure energy accumulator and a disabled solenoid valve; the structure of the fully-decoupled electronic hydraulic braking system is simple, the main cylinder is not needed to be changed, and then the cost is reduced; and failure protection of the braking system can be achieved through interaction of the decoupling cylinder and the normally closed solenoid valve.

The invention provides a method and system for reading and writing an SD card (Secure Digital Memory Card) based on an ISO / IEC7816-3 interface. The method comprises the steps that: a terminal transmits data needing transmission to an intelligent card module through the ISO / IEC7816-3 interface; the intelligent card module composes a data frame according to a band standard which should be obeyed and transmitting the data frame to an SD card controller in the intelligent SD card through an SPI (Serial Peripheral Interface) bus; the SD card controller sends the data frame into a safety module SE inside the intelligent SD card and receives response of the safety module SE; the SD card controller transmits the response to the intelligent card module through the SPI bus; and the terminal obtains the response through the ISO / IEC7816-3 interface and performs the next operation based on the response. The method and system for reading and writing the SD card based on the ISO / IEC7816-3 interface, disclosed by the invention, solves the limitation of a universal SD card access method and has the advantages of wide application range, no need to change hardware and software of terminal equipment and low cost.

A method for improving synchronous performance of the Powerlink Ethernet comprises the steps that all slave stations establish local timers; the Ethernet communication cycle Tp and deterministic delay compensation value Toffset are obtained; when initially receiving an SOC package, each slave station starts the local timer and sets T as T=Tp-Toffset; from the second time of receiving the SOC package on, the actual timing movement and expected timing movement are compared at each time that the SOC package is received, and the time deviation tn of the actual timing movement and the expected timing movement is stored, wherein before the SOC package is received for the N+1 time, the timing period T in which the timing period circulation number is equal to reaching times of the SOC package at each time that the SOC package is received; later, n is cleared and counting is conducted again every time n is equal to N, the time deviation average value is calculated, and T is adjusted in N timing periods after a timing period one less than the reaching times of the SOC package which should be reached. The method has certain fault-tolerant capability on synchronous vibration of a main station.

The invention relates to a method for processing an acquisition index dynamic image. The technologies of Flash, favaScript and XML are integratively used to construct a model-view-control (MVC) data display model, wherein the Flash is used as a view layer, the JavaScript is used as a control layer, and the XML is used as a model layer. The invention adopts the well developed Flash technology, the XML technology and the Ext technology, wherein the Ext is the latest JavaScript class library. The method for processing the acquisition index dynamic image is constructed and formed through the MVC; and by adopting the method, the most reasonable integration mode is found, the advantages of the technologies are fully fused, an attractive interface is displayed, data can be acquired dynamically in real time without refreshing a page, and good user experience is achieved.

The invention discloses a high-cleaning aged fuel, comprising 65-70 wt% of industrial methanol, 28-32 wt% of naphtha, and the balance consisting of an Al mixed additive, wherein, the Al mixed additive comprises burning accelerant(0.04-0.01 weight portions of ferrocene and 0.6-1.5 weight portions of methanol), lytic agent(0.1-0.4 weight portions of benzene, 0.1-0.4 weight portions of acetone, and 0.1-0.5 weight portions of n-heptane), anti-oxidant stabilizer(0.1-0.15 weight portions of 2,6-di-tert-Butyl- p-Cresol), and regulator( 0.1-0.2 weight portions of isopentane). The fuel has the advantages of strong dynamic property, little discharge capacity, lowered filter point, good universality, long reserve maintenance period and the like, and overcomes the defects that alcohol and petroleum fuels are not stable and immiscible, and the thermal efficiency of alcohol and petroleum fuels is low in the prior art.

The invention discloses a terminal implementing short message transfer. The terminal comprises a setting module, a matching module, a storage module and a processing module, wherein the setting module is used for setting a short message transfer switch to judge whether to start short message transfer function, the storage module is used for storing received short messages, and the processing module is used for judging whether the sender information of the received short messages is the same as the sender information of short messages stored in the matching module and simultaneously used for transferring and sending the short messages to the corresponding receiving terminal of short message transfer information. The terminal avoids the disadvantages of the traditional implementing manner without changing the whole network architecture, has low cost, and enhances the service experience of the user.

The invention relates to a plate structure multi-defect detection method based on DBSCAN and k-means algorithm. The method comprises the following steps: 1) collecting a damage signal of a plate structure, and performing difference processing on the damage signal and a health signal acquired under the same condition to acquire a difference signal; 2) acquiring a direct wave difference feature signal based on the difference signal; 3) determining candidate defect data points based on a pre-selected feature signal threshold; 4) performing defect quantitation and positioning by utilizing the DBSCAN and k-means algorithm according to the candidate defect data points. Compared with the prior art, the defect amount can be accurately judged by utilizing an intelligent algorithm when multiple defects are existent and the amount of the defect is unknown, the influences from the external noises, the frequency dispersion of the Lamb wave, the boundary reflection and the modal conversion at the defect can be effectively eliminated, the signal-to-noise ratio is improved, multi-defect can be accurately positioned, and the method has relatively high engineering application value.

The embodiment of the invention provides a learning method for MAC addresses, a network side equipment, and a system, and the method comprises: generating key assignments according to the key field of a message received message, and obtaining an index value index value corresponding to the key assignments according to the key assignments; carrying out linear and random iterations to the index value according to the preset number of iterations; searching the MAC addresses corresponding to the iteration index value obtained by the first iteration in an MAC address pool according to the iteration index value obtained by the first iteration; and learning the MAC addresses of the received message according to the search result. According to the learning method, the network side equipment and the system of the invention, the random distribution of the MAC addresses is realized through the method of linear and random iterations, thereby fully utilizing the space of the MAC addresses and solving the conflict problem of the MAC addresses to the maximum.

The invention discloses a method for protecting a linux operation system on a loongson hardware platform. According to the method for protecting linux operation system on the loongson hardware platform, a core encryption method and a file system encryption method are used. Core encryption is implemented by encrypting a Linux initial RAM (random-access memory) magnetic disk. The core encryption method comprises the following steps of encrypting the Linux initial RAM magnetic disk at a core generation stage; and decoding the Linux initial RAM magnetic disk when the system is started. File system encryption is implemented by using a linux equipment mapping technology, after file system encryption is implemented, file system mounting cannot be carried out directly, an encrypted file system requires to be mapped, and data of the file system can be read or written after mounting the mapped file system. By the method for protecting the linux operation system on the loongson hardware platform, a Linux core process is improved, and the inner operation mechanism, the procedure principle and key data of the Linux core process are protected fundamentally. The method not only can be used for preventing software copyright infringement and protecting intellectual property rights in a business environment, but also can be used for an environment requiring encryption such as defense and military, and has an anti-cracking function and an information leakage preventing function.

The invention relates to a construction method for energy-saving modification of glass of an existing glass curtain wall. The construction method is characterized by comprising the steps that A, staff and equipment are placed to the required place through a basket; B, the to-be-modified glass of the existing glass curtain wall is cleaned and dried; C, a glass curtain wall paintjet is mounted; and D, temperature sensitive allochroic printing ink or ink is sprayed on the outer surface of the curtain wall glass. The invention further provides the glass curtain wall paintjet for realizing the construction method. The construction method has the beneficial effects that firstly, the influence on the glass of the existing glass curtain wall is small; secondly, due to the fact that the glass of the existing glass curtain wall is used, the modification cost is low; thirdly, the effect is good, specifically, the printing ink or ink containing vanadium dioxide is sprayed to the outer surface of the glass curtain wall, and the glass curtain wall can be modified into a fully intelligent energy-saving glass system having the equivalent activity external sunshading function; and fourthly, the reliability is good, specifically, the outer wall printing ink or ink is sprayed on the glass, bubbles are avoided, color is uniform, and durability is achieved.

The invention discloses a valve lift control device of a fully variable hydraulic valve mechanism and an internal combustion engine, and belongs to the field of air distribution mechanisms and fuel supply systems of internal combustion engines. When a plunger of the valve lift control device ascends to the position where a circumferential annular groove and an oil leakage hole communicate, hydraulic oil in a plunger oil cavity and a piston oil cavity flows into an energy storage cavity through an axial straight groove, the circumferential annular groove, the oil leakage hole and a first low-pressure oil duct, and the pressure and amount of oil in the plunger oil cavity and the piston oil cavity are reduced, so that the maximum lift of a valve is reduced, and the valve falls back in advance. By controlling the rotation angle of the plunger, changing duration of communication of the circumferential annular groove and the oil leakage hole, adjusting the minimum effective circulation area formed by the circumferential annular groove and the oil leakage hole, and controlling the amount of hydraulic oil flowing out of the oil leakage hole, the maximum lift and descending time of the air valve are changed. The valve lift control device is simple in structure, reliable in operation, low in cost and suitable for internal combustion engines with cam shafts on the upper portions, lower portions and middles.

The invention provides an interference measuring method in a wireless communication system, which comprises steps as follows: (1) a network device in the wireless communication system stops transmitting valid load data; (2) the network device generates at least one test pack, transmits the test pack to other network devices in the wireless communication system, and records the average channel access delay of the test pack; and (3) the interference in the wireless communication system is judged according to the average channel access delay. In the method, the parameter average channel access delay is used as a mark for quantifying the interference, thereby evaluating the influence of the interference on the wireless communication system without modifying the hardware of the communication device.

The invention relates to the field of ignition systems, in particular to a parallel ignition system for a natural gas engine, wherein the parallel ignition system can adapt to different working conditions of the natural gas engine. The parallel ignition system comprises an ignition controller, a DC power source, a first ignition coil T1, a second ignition coil T2, a first high-voltage diode D5, a second high-voltage diode D6, a high-voltage ignition wire and a sparking plug. One end of each primary ignition coil of the two ignition coils is connected with the ignition controller and then connected to the positive electrode of the power source, and the other end of each primary ignition coil of the two ignition coils is connected mutually and then connected to the ground together with the negative electrode of the power source; one end of each secondary ignition coil of the two ignition coils is connected with the positive electrodes of the two high-voltage diodes. The parallel ignition system can not only control ignition characteristics in a flexible mode according to the different working conditions of the natural gas engine but also can optimize ignition energy consumption, and improve ignition conditions of different working conditions of the natural gas engine. Meanwhile, the parallel ignition system has the advantages that the structure of the system is simple, ignition is reliable, and an engine body does not need to be altered.

The invention discloses an energy-storage spring operating mechanism of a low-voltage isolating switch, which is installed at the top of the low-voltage isolation switch. The energy-storage spring operating mechanism comprises an operating shaft, shifting rods and a stroke compensation part, wherein the operating shaft is installed at the top of the low-voltage isolating switch and can rotate freely along a radial direction; two shifting rods are provided, are perpendicular to each other and are fixedly arranged at the bottom of the operating shaft; a structure of the stroke compensation part is as follows: a spring installation shaft is hinged onto the operating shaft, and a first elongated through hole is formed in a movable end of the spring; a spring sleeves the spring installation shaft; a rotating shaft is hinged to the top of the low-voltage isolating switch; a short arm and a long arm are respectively perpendicularly fixed on the rotating shaft; the bottom end of a first shaft is fixed between the long arm and the short arm and penetrates through the first elongated through hole; a second elongated through hole is formed in a movable end of the long arm, and a second shaft can be driven by the shifting rod to slide along the second elongated hole; and a cylindrical projection is fixedly formed at the bottom of the long arm. By designing the stroke compensation part, the energy-storage spring operating mechanism can ensure that the switch action is unrelated to the manual operation.

The invention relates to a system and a method for measuring a hinge angle of a full trailer train. The measuring system comprises a tractor, a trailer, at least one laser range finder, a reflecting plate, a data acquisition instrument and a data analyzer; the tractor is connected with the trailer; the at least one laser range finder is arranged at the front end of the trailer, and the reflectingplate is arranged at the rear end of the tractor; or, the at least one laser range finder is arranged at the rear end of the tractor, and the reflecting plate is arranged at the front end of the trailer; and the laser range finder, the data acquisition instrument and the data analyzer are connected in sequence. The system is simple in structure, does not need to change the train, is convenient toinstall, can achieve the real-time measurement of the hinge angle of the train in a road state without being limited by a hinge mechanism of the train, so that the lateral stability of the train is analzyed.

The invention provides a method for improving container ship shipping space utilization rate and a container ship fastening device, and the method comprises the steps: providing a plurality of paired main guide rails which are distributed in the length or width direction of a standard container shipping space of a container ship, providing a plurality of fixed first fastening bases and a plurality of movable second fastening bases and arranging according to the following method that the multiple first fastening bases are fixedly arranged on the paired main body guide rails in pairs, and movably arranging the multiple second fastening bases on the paired main body guide rails in pairs, the two grouped first fastening seats and the two grouped second fastening seats are matched with each other and correspond to four corner pieces at the bottom of the container to be loaded; and adjusting the distance between the second fastening base and the first fastening base located on the same main body rail with the second fastening base according to the specification and size of the container to be loaded, the distance between the adjacent shipping space corner fitting bases on the ship and the distance between the hatch covers. The applicability and the loading rate of different container ships to various standard and non-standard container cargoes are improved.

This invention relates to one device and method to realize POS machine parallel data and to output printing, wherein the device is to connect the current POS machine and print machine interface and comprises central process unit and monitor input unit, data memory unit and interface output unit through address and data bus. The said data memory unit is to imbed data memory area and mode matching memory area in operation system area. The printing order and input process module through above application layer to set and update according to printing machine and POS machine.

The invention discloses a PMD (polarization mode dispersion) and CD (chromatic dispersion) simultaneous-monitoring device. The PMD and CD simultaneous-monitoring device comprises a beam splitter (1), a filter (2), a first photoelectric converter (3), a first electric band-pass filter (4), a first power meter (5), a second photoelectric converter (6), a second electric band-pass filter (7) and a second power meter (8). The invention further provides a PMD and CD simultaneous-monitoring method adopting the device. The PMD and CD simultaneous-monitoring method includes acquiring SSB (single side band) signals through a band rejection filter, calibrating SSB signal power and double-side band signal power which are used for monitoring DGD (differential group delay) and monitoring CD respectively. The PMD and CD simultaneous-monitoring device and method are applicable to a high-speed optical communication system, capable of simultaneously monitoring PMD and CD without changing a transmitter, and cost and complexity are reduced.

The invention provides a transaction order data optimization processing method based on an e-commerce platform. The transaction order data optimization processing method comprises the following steps: 1, carrying out modeling processing on e-commerce platform services; 2, establishing a transaction order data processing module based on a process engine, and completing transaction order data optimization processing. According to the method, resource scheduling is flexible, independent splitting of processing resource data of each transaction order, atomization processing of operations such as query, locking and deduction of each resource and series scheduling of a unified process engine are carried out, so that it can be guaranteed that processing of all resource data in orders of the same type does not interfere with each other and performs own functions, and resource scheduling efficiency is improved. Besides, different resource data processing flows of different order types can be operated independently.