121results about How to "Realize self-start" patented technology

The invention provides a method for preventing self-starting of an application. The method comprises the steps of monitoring the starting behavior of the application of a native machine, intercepting an execution function used for executing the application starting task in the activity management service progress and obtaining the package name of the application, and stopping the starting behavior of the application when the package name of the application is not an allowable item in a preset data record. Correspondingly, the invention provides a device for preventing self-starting of the application. By the adoption of the method and device for preventing self-starting of the application, the self-starting behavior and stubborn self-starting behavior of the application can be prevented, so that electricity consumption of a mobile terminal is reduced and operating speed is increased.

The invention discloses a surface-mounted permanent magnet synchronous motor sensorless direct torque control method. The method comprises a direct torque control method based on SVPWM and a flux linkage self-adaptive method, a novel method for estimating the positions and the rotating speed of rotors by a sliding mode observer and a novel compound control method which is suitable for self-detecting the positions of the rotors within a full speed range. According to the surface-mounted permanent magnet synchronous motor sensorless direct torque control method, the problem that in traditional SVPWM direct torque control, straight-axis currents are large when a motor is operated in a no-load state or under the condition that the heavy load is suddenly applied is fundamentally solved, the buffeting problem of a traditional sliding mode observer is solved, the phase delay problem of the traditional sliding mode observer caused by a low pass filter is solved, and estimation accuracy of the positions of the rotors when the motor is operated is improved. In addition, the problem that the positions of the rotors are inaccurately estimated when the motor is operated in a low speed and standstill mode is further solved, and the sensorless self-starting function can be achieved.

The invention discloses an intelligent energy-saving dehumidification and thermoregulation system and a control method thereof. The system comprises a dehumidification and thermoregulation machine and at least one regular enclosed space; the regular enclosed space is provided with a first air inlet and a first air outlet respectively; the dehumidification and thermoregulation machine comprises a central controller, an evaporator, a first condenser, an exhaust fan, a filter, a second condenser, an expansion valve, at least one dry air pipeline, at least one wet air pipeline, a second air outlet and a second air inlet; the central controller is respectively connected with a compressor, a three-way valve, an electric heater, a cooling fan, the exhaust fan and a first temperature and humidity sensor. According to the dehumidification and thermoregulation system, air in the system is circulated through the dry air pipeline and the wet air pipeline, and the central controller automatically turns on or off the compressor, the three-way valve, the cooling fan, the exhaust fan and the electric heater, so that the service life of the dehumidification and thermoregulation machine can be prolonged, energy conservation can also be realized, a plurality of regular enclosed spaces in wide distribution can be subjected to centralized automatic dehumidification and thermoregulation, and the dehumidification and thermoregulation efficiency is improved.

The invention provides a horizontal guiding drill while-drilling detection early warning system which comprises an underground while-drilling detection system and a ground signal processing and earlywarning display system that are connected with each other by a two-core communication cable, so that high speed data communication can be realized; in the construction process, the underground while-drilling detection system works under the ground and adopts active acoustic detection technology for detecting, thus completing acquisition and transmission of data of underground pipeline detection; and the ground signal processing and early warning display system works on the ground and is used for controlling the underground while-drilling detection system, processing and displaying the detection data and alarming by sound and an indicator light according to the danger level of underground obstacles. The system combines the detection technique and the drilling construction technique so as torealize while-drilling detection early warning, can effectively detect the obstacle which is about 1m far from the advance locus of a horizontal guiding drill, has higher detection accuracy and effectively reduces the construction risk.

The invention discloses a testing system for a double-fed motor and a testing method thereof. The system disclosed by the invention comprises a generator unit, a motor unit and a system starting unit, wherein the generator unit comprises a motor A and a double-fed frequency converter A; the motor unit comprises a motor B and a double-fed frequency converter B; the system starting unit comprises astator short circuit contactor A and a stator short circuit contactor B; and the motor A and the motor B are double-fed motors of the same specification and model and are in rigid connection through a coupling. The method disclosed by the invention comprises a stator short circuit rotor frequency conversion operating mode and a double-fed operating mode. In the invention, the short circuit is carried out on a stator assisting to test the motors, and a rotor is controlled by the double-fed frequency converters, thereby realizing the self-starting of a towing system. According to the invention,the problems that the speed regulation range is narrow and the double-fed motors cannot be started in the double-fed operating because of the limit of the rotor output voltage of the double-fed motors are solved; and the starting and low-speed operating of the system are realized by changing the control method of the double-fed motors, and the test cost is greatly saved.

The invention provides a water logging and air cooling combined passive containment cooling system and method. The system is completely self-started, free of intermediate control procedure and high in reliability. The is characterized by comprising a cooling pool and an air flow guide cover, wherein the cooling pool can submerge a containment, the air flow guide cover is arranged at the outside of the containment in the cooling pool, the air flow guide cover is provided with a surrounding part surrounding the containment, and a flow guide part located above the top part of the containment and extending to the atmosphere, the surrounding part and the flow guide part are connected into an entirety, the cooling pool is provided with an air inlet, and the air inlet of the cooling pool, the surrounding part of the air flow guide cover and the flow guide part form an air flow passage with a chimney effect.

An embodiment of the invention discloses a base station self-starting configuration parameter acquisition method, a base station self-starting method and equipment. The base station self-starting configuration parameter acquisition method includes: a DHCP (dynamic host configuration protocol) server receives a request message used for acquiring configuration parameters and transmitted by a base station configured as a DHCP client, and an EID (equipment identity) of the base station and / or VLAN ID (virtual local area network identity) of the base station is carried in the request message; the DHCP server inquires the configuration parameter corresponding to the base station according to the request message, if the EID is resolved, then the corresponding configuration parameter is inquired according to the resolved EID; otherwise, if a DHCP trunk equipment IP address is resolved, the corresponding configuration parameter is inquired according to the resolved DHCP trunk equipment IP address and VIAN ID, if not, the corresponding configuration parameter is inquired according to the VLAN ID. By the method, when the base station self-starting configuration parameter is acquired and the base station is self-started, dependence on the base station identity can be reduced.

The invention particularly discloses a power generation device using lift type oscillating hydrofoils to capture tidal current energy, which comprises a working platform and hydrofoils, wherein the top of the working platform is provided with a bracket connected with the working platform; both ends of each hydrofoil are mounted on a hydrofoil supporting frame which can slide back and forth along the bracket in the perpendicular direction; a floating tank is mounted on the lateral surface of the hydrofoil supporting frame; a hydrofoil position / attitude regulation system is mounted between the water tank and the hydrofoil supporting frame; the hydrofoils are connected with a hydraulic energy conversion system; and the hydraulic energy conversion system sends converted energy to a generator. By using the tidal current energy power generation device, the set can be arranged in a relatively shallow water area. The number of the hydrofoils can be regulated according to water depth, and high energy capture rate can be obtained under working conditions of high flow rate and low flow rate; the structure is simple, reliable and stable; and self start and self oscillation maintenance can be realized under the action of fluid. Thus, the power generation device has wide expected application prospects.

The invention discloses an STATCOM / BESS-based wind turbine group coordinated self-starting control method, which comprises the steps of: S1, designing a self-starting controller based on a feedback linear control algorithm for model characteristics of a DFIG in self-starting when the self-starting of the DFIG under an off-grid condition begins; S2, merging the self-starting controller into an STATCOM / BESS after the self-starting controller detects that islanding operation voltage and frequency of a draught fan are stable; S3, and merging the STATCOM and the DFIG equipped with an energy storage system into the DFIG which is not equipped with an energy storage system after the STATCOM and the DFIG are started, and coordinating a fuzzy PID controller to start, wherein the fuzzy PID controller utilizes a fuzzy PID algorithm, monitors voltage and frequency stabilization conditions of the newly-merged DFIG continuously, optimizes PID controller parameters of the STATCOM and the DFIG equipped with the energy storage system continuously through fuzzy reasoning, and coordinates active and reactive power output of the draught fan and the STATCOM. The STATCOM / BESS-based wind turbine group coordinated self-starting control method enables the double-feeding asynchronous wind turbine group to achieve self-starting under the off-grid condition, and further achieves stable islanding operation.

The invention discloses a self-powered power supply management circuit applied to a discontinuous piezoelectric energy acquisition system, which is used for solving the technical problem of large energy consumption of the prior power management circuit. The technical scheme is that the system composed of three modules: a full-bridge rectifier, power levels of Buck-boost type DC switching converter and a switch signal controller. The input end of the full-bridge rectifier is directly connected with the output electrode of the piezoelectric converter, and the output voltage of the piezoelectric converter is rectified and output to the Buck-boost type DC switching converter. The output of the switching signal controller is connected to a grid of switching tube NM1 of power levels of Buck-boost type DC switching converter, which is used to control the Buck-boost type DC switching converter for charging energy storage device. When the power output of the piezoelectric converter is too small, the power management circuit stops working and goes into sleep mode to reduce power consumption.

The invention discloses a novel auto-launching-type Darrieus-Savonius combined type vertical shaft wind machine which comprises an S-shaped wind machine, an overrun clutch, a generator, D-shaped wind machines and a plurality of stand rods. A rotating shaft of the generator is connected with a shaft of the S-shaped wind machine in a transmission mode, and the plurality of stand rods are evenly distributed on the generator. The S-shaped wind machine is connected with the D-shaped wind machines through the overrun clutch, and the S-shaped wind machine is placed above the D-shaped wind machines. The D-shaped wind machines form an H-shaped wind machine with three blades, and the blades of the D-shaped wind machines are in an arc shape. The S-shaped wind machine is a double-blade spiral wind machine with 90-degree blade twist angle. After the S-shaped wind machine drives the D-shaped wind machines to be launched, the action of the S-shaped wind machine on the D-shaped wind machines is interrupted, so that the D-shaped wind machines are launched, the aerodynamic performance of the D-shaped wind machines is not affected by the S-shaped wind machine, and the property of the combined type vertical shaft wind machine is greatly improved.

The invention discloses a Bluetooth control method and device applied to a mobile terminal. The Bluetooth control method includes the following steps that: the position information of the mobile terminal and the position information of a vehicle associated with the mobile terminal are synchronously obtained; and if the position information of the mobile terminal is consistent with the position information of the vehicle, the Bluetooth function of the mobile terminal is enabled. With the Bluetooth control method and device provided by the technical schemes of the invention adopted, the self starting of the Bluetooth function of the mobile terminal can be realized.

The invention is applicable to the technical field of laser and provides a two-dimensional material heterojunction saturated absorption mirror. The absorption mirror comprises a substrate etched with electrodes, a gold film layer covering the substrate and an atomic hierarchical two-dimensional material p-n junction film covering the gold film layer. The two-dimensional material heterojunction saturated absorption mirror further comprises an adjustable direct-current power supply, wherein the adjustable direct-current power supply is connected with the electrode. The external direct-current bias voltage amplitude is changed by exerting external direct-current bias voltages different in amplitude value of the adjustable direct-current power supply to the symmetrical electrodes of the two-dimensional material heterojunction saturated absorption mirror, the nonlinear optical properties of the two-dimensional material heterojunction saturated absorption mirror are actively optimized, and the laser properties of a pulse fiber laser are further optimized.

The invention discloses a generating device for collecting fluid kinetic energy through oscillating airfoil swing-torsion coupled motion. The generating device comprises a horizontal shaft and a vertical shaft which are perpendicular and are fixedly connected with each other. The end face of the free end of the vertical shaft is provided with a blade. The blade and the vertical shaft can do oscillating motion around the horizontal shaft, and the blade can do twisting motion around the axis of the vertical shaft. The two ends of the horizontal shaft are provided with the first end and the second end respectively. The first end is fixed in the peripheral direction and in the radial direction and can move in the axial direction along the horizontal shaft, and the second end is used for being connected with a power device. Through the generating device for collecting fluid kinetic energy through the oscillating airfoil swing-torsion coupled motion, the device is similar to wings of dragonflies, and no extra device for converting translational motion into rotation required by an electric generator is needed; and airfoil rotating energy is provided directly from energy of swing motion, and no extra power device or control device is needed.

The invention belongs to the field of seed processing, and particularly discloses a Luolong codonopsis pilosula seed germinating device. The Luolong codonopsis pilosula seed germinating device comprises a germinating box, wherein an air inlet is formed in the bottom of the germinating box; a partition board is fixedly connected to the middle part of the germinating box; permanent magnets are arranged at the lower end of the partition board and at the bottom of the germinating box; magnetic poles of the opposite surfaces of the two permanent magnets are opposite; a nut, a connecting rod, a friction wheel and an elastic rod which are sequentially connected are further arranged inside the germinating box and below the partition board; blades are arranged on the outer wall of the nut and the outer wall of the friction wheel in the circumferential direction; the nut is in threaded connection with a reciprocating screw; a piston is connected into a piston barrel in a sliding manner; a pistonrod pressed against the friction wheel is fixedly connected to one side of the piston; a spring is fixedly connected between the other side of the piston and the piston barrel; a stirring shaft is rotationally connected to the middle part of the partition board; the lower end of the stirring shaft runs through the partition board; stirring blades are arranged at the upper end of the stirring shaft in the circumferential direction; a disc is fixedly connected to the lower end of the stirring shaft. Through adoption of the scheme, a requirement of mechanization on Luolong codonopsis pilosula seed germination is met.

The invention discloses a base station virtual local area network recognition number automatic acquiring method and a system, wherein the base station virtual local area network recognition number automatic acquiring method comprises the following steps: dynamic host configuration protocol laterally allocates the information of the base stations and periodically scrutinizes the activation state of all base stations, when the inactive state is checked, sending address resolution protocol (ARP) broadcast messages which carry with virtual local area network (VLAN) identity (ID) to the corresponding virtual links through packet transport network equipment; at the same time, the base station sides enter a self-start process, starting the DHCP process without the VLAN ID, acquiring the ARP broadcast messages which are laterally sent by a DHCP server through a relative virtual link, and acquiring the VLAN ID corresponds to the base stations from the ARP broadcast messages. The base station virtual local area network recognition number automatic acquiring method and the system realize the automatic acquisition of the VLAN ID of the base stations under a packet transport network (PTN) networking by a simple and feasible scheme, massive manpower is saved and the starting time of the base stations are accelerated.

The invention discloses a control method and terminal for preventing application self-starting, and a computer readable storage medium. Through monitoring of a current job scheduling operation of the mobile terminal and acquisition of application program scheduling information corresponding to the operation dispatch operation, whether a corresponding application program is treated by virus search and killing is determined according to the application program dispatch information; and if the application program is already treated by the virus search and killing, management and control operations of the operation dispatch operation will be started, and a self-starting behavior of the application program will be intercepted. According to the invention, whether the current application program is already treated by the virus search and skilling is determined according to the application program dispatch information corresponding to the current operation dispatch operation; and if the application program is already treated by the virus search and killing, the corresponding operation dispatch operation will be directly intercepted, and operation processes of the operation dispatching will be terminated. In this way, the self-starting of the application can be controlled from an operation source; secret waking up of the application program without backstage permission can be avoided; an unnecessary memory occupation rate of a mobile terminal system can be reduced; consumption of electric quantity of the mobile terminal can be reduced as well; and the battery life can be maximized.

The invention discloses an on-chip LDO (low dropout regulator) capable of making low-voltage fast transient response and belongs to the technical field of power supply management. A grid electrode of each power tube is connected with an output end of the output stage, and a drain electrode of the power tube is grounded through a series structure of a first feedback resistor and a second feedback resistor. An in-phase input end of an error amplifier is connected with the series joint of the first feedback resistor and the second feedback resistor, and an inverting input end of the error amplifier is connected with reference voltage, a first output end of the error amplifier is connected with a first input end of the output stage, and a second output end of the error amplifier is connected with a second input end of the output stage. A Miller capacitor is in series connection with a zero-setting resistor, the other end of the zero-setting resistor is connected with the grid electrode of the power tube, the other end of the Miller capacitor is connected with the drain electrode of the power tube. A load capacitor is connected between the drain electrode of the power tube and the ground. An inverter based rail-to-rail input operational amplifier is introduced to the error amplifier to achieve the purpose of low input voltage, and an STCB structure and a high-pass coupling structure are introduced to realize fast transient response of the on-chip LDO. The on-chip LDO realizes self-starting without extra bias network.

The invention discloses a full positive dispersion and full polarization maintaining optical fiber laser. The full positive dispersion and full polarization maintaining optical fiber laser comprises a first optical fiber coupling Faraday polarization rotating mirror, a ytterbium-doped fiber, a wavelength division multiplexer, a pump light isolator, a semiconductor laser LD, a polarization maintaining optical fiber coupling polarization beam splitter, a polarization maintaining optical fiber coupling total reflecting mirror, a polarization maintaining optical fiber coupler, a polarization maintaining single-mode fiber, a second optical fiber coupling Faraday polarization rotating mirror and a narrow-linewidth band-pass filter. Through the design of a cavity structure, when laser pulse has a single round trip in an optical fiber laser cavity, the laser pulse is amplified multiple times, pulse gains are increased, and the single pulse energy of output light pulse is higher. Through the optical fiber coupling Faraday polarization rotating mirrors at the two ends of a standing wave cavity, the whole optical fiber laser cavity compensates the linear noise and disturbance caused by the environment and is not influenced by the outside. The full positive dispersion and full polarization maintaining optical fiber laser is simple in structure, easy to debug and small in environment interference, and has broad application prospects in the industrial field.

The invention discloses a self-starting large-scale Darrieus fan with auxiliary wing variable pitch. The fan comprises a base, a tower and a wind wheel assembly, wherein the wind wheel assembly is arranged at the top end of the tower and comprises a wind wheel shaft, multiple main wings, multiple auxiliary wings and multiple variable-pitch drive devices; the multiple main wings are distributed atan evenly spaced way around the circumferential direction of the wind wheel shaft; each main wing is fixedly connected with the wind wheel shaft through a connecting assembly; the multiple auxiliary wings are distributed at an evenly spaced way around the circumferential direction of the wind wheel shaft, are arranged on one sides, close to the wind wheel shaft, of the multiple main wings in a one-to-one correspondence way, and are rotatably connected onto the connecting assemblies between a first position and a second position around the vertical axis; and the multiple variable-pitch drive devices are used for driving the auxiliary wings to rotate between the first position and the second position. According to the fan provided by the invention, on the premise of ensuring low speed and astarting performance, the wind energy conversion rate of the fan at high speed is ensured.

The invention belongs to the technical field of lighting lamps, and particularly relates to a prison wall lighting lamp. The prison wall lighting lamp comprises a panel, a light source plate, a radiator, a rear cover and a mounting support, wherein the panel, the light source plate, the radiator, the rear cover and the mounting support are arranged in sequence. The prison wall lighting lamp further comprises a hidden camera and a hidden human body sensor, wherein the hidden camera and the hidden human body sensor are arranged between the panel and the radiator. The light source plate comprises a white light LED lamp and a fog passing type warm white light LED lamp. The white light LED lamp and the fog passing type warm white light LED lamp are used alternately or turned on at the same time, so that the situation that the prison wall lighting lamp can have the sufficient lighting effect in various weather environments is guaranteed; the hidden camera and the hidden human body sensor are further arranged, so that the prison wall lighting lamp has the human body sensing function and the camera shooting function, and the prison wall lighting lamp has the intelligent monitoring function through cooperation between the camera and the human body sensor. In addition, the invention provides a security and protection system of the prison wall lighting lamp.

The present invention relates to a full-polarization-maintaining mode-locked fiber laser based on various soliton state output of a chirped fiber Bragg grating. The full-polarization-maintaining mode-locked fiber laser comprises a pumping source and an all-fiber linear laser resonator composed of a wavelength division multiplexer, the chirped fiber Bragg grating, a fiber coupler, a focalizer, a semiconductor saturable absorber, a Yb-doped gain fiber and a PM 980 polarization-maintaining fiber. The pumping source is connected with the pumping end of the 980 / 1030 nm wavelength division multiplexer, one port of the wavelength division multiplexer is used as an output end, and the other output end is finally focused on the semiconductor saturable absorber orderly via the chirped fiber Bragg grating, the Yb doped gain fiber, the fiber coupler and the focalizer. The full-polarization-maintaining mode-locked fiber laser of the present invention is simple in structure, very small in size, lower in cost and high in mode-locked stability, can realize the self-starting, has the output pulse reaching hundreds of femtoseconds, can be widely applied to the material modulation characteristic measurement, a fiber optical frequency comb and a fiber amplification system, and has the better application prospect and business value.

The invention discloses a cascaded pumping all-optical fiber cable polarization mode-locked laser device, which comprises a cascaded pumping system, a main oscillator loop and a nonlinear optical loopmirror system. By adopting the cascaded pumping all-optical fiber cable polarization mode-locked laser device, mode-locked pulse output is realized without using a space component, and the cascaded pumping all-optical fiber cable polarization mode-locked laser device has the advantages of simple design, compact structure, high stability and high efficiency.

The invention discloses a high speed switch reluctance motor rotor with soft magnetic materials. The high speed switch reluctance motor rotor with the soft magnetic materials comprises a shaft, rotor salient poles and a rotor yoke. Two symmetrical salient pole grooves formed by two symmetrical grooves are respectively formed in the rotor salient poles and provided with soft magnetic materials occupying 40-50 percent of the salient pole grooves. The high speed switch reluctance motor rotor with the of the soft magnetic materials is capable of increasing torque output through influence of the oft magnetic materials to magnetic conductance and magnetic flux changes at air gap of the edge of the salient poles, using strong centrifugal force to keep the soft magnetic materials inside half of the grooves through the rotor structure during high speed operation of the motor, enabling the soft magnetic materials to be automatically changed at the salient poles along with the rotation of the motor and achieving duel-direction self-starting.

The invention discloses a rising edge detection circuit which is composed of a bi-stable storage unit, an asymmetric delay unit, an inverter and a plurality of NMOS transistors. As long as an asymmetric delay circuit meets the conditions that the sum of rising edge delay and falling edge delay is larger than the pulse period of input signals and the falling edge delay is very small, output signals with the maximum pulse width close to the pulse period of the input signals can be generated, and the use requirements of a follow-up device can be met. The rising edge detection circuit not only is simple in structure, but also has a self starting function, and the self starting can be achieved when the initial low level length of the input signals is larger than the rising edge delay of the asymmetric delay circuit.

The invention provides a brushless harmonic excitation motor with initial self-starting capacity, and belongs to the field of electrically excited synchronous motors. The brushless harmonic excitation motor solves the problems that an existing permanent magnet generator needs to depend on expensive permanent magnet materials, flux-weakening speed expansion is difficult to achieve due to the fact that the air-gap magnetic field of the existing permanent magnet generator is difficult to adjust, and an existing electrically excited generator needs a separate exciter. A rotor core of the motor is of a four-pole structure, each pole serves as a rotor main tooth, each rotor main tooth is sleeved with an exciting winding, one end of a pole shoe of each rotor main tooth is provided with a permanent magnet made of neodymium iron boron materials, one end of the pole shoe of each rotor main tooth and the other end of the pole shoe of the adjacent rotor main tooth are arranged oppositely, the excitation directions of the permanent magnets made of the neodymium iron boron materials on every two adjacent rotor main teeth are opposite, a winding groove is formed in the middle of the pole shoe of each rotor main tooth, the four winding grooves divide the four pole shoes into eight rotor branch teeth, and harmonic windings are nested in all the rotor branch teeth. The brushless harmonic excitation motor is mainly suitable for hybrid electric vehicles.

The invention discloses an intelligent purification and cleaning device for a range hood, which comprises a smoke exhaust pipe, an outer cover, a control device, a cleaning device, and a filtering device; discharge; the upper and lower ends of the outer cover are sealed, the top of the outer cover is provided with a suction pump, and the outer bottom of the outer cover is provided with a sump; In the filter device; the control device includes a controller, a smoke concentration sensor, and a first liquid level sensor, the smoke concentration sensor is arranged in the outer cover, and the first liquid level sensor is arranged at the bottom of the outer cover; the control The device is electrically connected to the cleaning device, the smoke concentration sensor, the first liquid level sensor and the exhaust pump respectively. The present invention can intelligently sense oil fume, realize self-starting cleaning and purification device, and quickly purify oil fume.

The invention discloses a wireless intelligent program loading method based on a SoC. The method comprises the following steps of building the System on Chip (SoC); burning a loading startup code into a read-only memory; partitioning a flash memory and loading different programs; initializing a serial peripheral interface and a general asynchronous receiving-transmitting transmitter, selecting a corresponding program zone from the flash memory, and copying the program zone to a memory module; implementing a jump command, and making a processor point to the initial position of the memory module, so that self-starting of a system is achieved. The different programs in the flash program zone can be selected and loaded to the memory module by sending different commands through a terminal with the bluetooth function, loading of the different programs is achieved through wireless control, no extra interface or complex module is needed, connection with such tools as a downloading line or an IDE development environment is not needed, secondary development of chips is simplified, and the utilization rate of the chips is raised. The invention further discloses a wireless intelligent program loading system based on the SoC.

The invention discloses a method and a system for installing terminal equipment. The method comprises the following steps that: after detecting that the terminal equipment with a memory card is connected, a host enumerates the memory card as a USB flash disk device; and when detecting the installation files of a PC-side application program and a driver stored in the memory card are not installed, the host starts the installation of the installation files. In the method and the system, the installation files of the PC-side application program and the driver are stored in the memory card, and the host directly enumerates the memory card as the USB flash disk device for reporting, so that an optical disk does not need to be added and the flash does not need to be expanded, the self-starting and self-installing of the terminal equipment are realized, and the research and development costs of the staff are reduced.

The invention provides a self-startup circuit and method. The self-startup circuit comprises a sampling voltage module which is used for performing voltage division on power supply voltages and obtaining sampling voltages, a monopulse generation module which is connected with the sampling voltage module and utilizes the sampling voltages to generate monopulse signals, and a switch circuit module which is connected with the monopulse generation module and controls the on-off of the startup circuit according to the monopluse signals so as to generate startup signals. According to the technical scheme provided by the invention, through performing two-stage time delay on the sampling voltages and logic calculation on voltages after time delay for two times, the monopulse signals are obtained, and by use of the monopulse signals, the startup circuit is controlled, and the startup signals capable of starting a chip are generated, so that the problem of incapability of starting a chip when a button cannot be used, the chip can be automatically started, manual control is unnecessary, the equipment structure is simpler, and the starting stability is higher.