1841results about How to "Realize automatic switching" patented technology

The invention belongs to the technical field of natural gas detection and particularly relates to an automatic natural gas continuous-sampling control system. The system includes a reducing valve anda sampling probe connected with a natural gas pipe. An inlet of the reducing valve is connected with an outlet of the sampling probe, an outlet of the reducing valve is divided into two paths, one path is connected with a pneumatic membrane sampling pump, and the other path is connected with outlet ends of a first constant-pressure sampling steel bottle and second constant-pressure sampling steelbottle. The system also includes a full-automatic natural gas replacement system. The automatic natural gas continuous-sampling control system can achieve continuous sampling. Since sampling is conducted once every certain time interval until the constant-pressure sampling steel bottles are fully filled, sampled gas can completely represent a fluid medium in a whole production cycle and have representativeness.

Disclosed in the embodiment of the present invention is a lock screen method. The method comprises: receiving an instruction that a user lights the screen of a mobile terminal, and lighting the screen of the mobile terminal; in a lock screen state, calling a first picture from local pictures stored in the mobile terminal to replace the predefined lock screen background, wherein the first picture is obtained by user downloading or photoing, or pushed by a server to the mobile terminal based on the preference of the user. A mobile terminal is also disclosed in the embodiment of the present invention. By the present invention, auto-switch of the lock screen backgrounds may be implemented in the lock screen state, and the user may see the new lock screen background immediately by lighting the screen, thus improving the variability and switch efficiency of the lock screen background , and increasing the freshness of the lock screen for the user.

The present invention discloses a gear shifting tool, and comprises a motor, an output shaft, a gear transmission mechanism connecting the motor and the output shaft and a control system. The control system comprises a control unit and a driving device; the driving device is provided with a movable component which can move between a first position and a second position in the gear transmission mechanism; and when the movable component is arranged in the first position and the second position, the output shaft has different output characteristics. When the load torque is changed into the preset value, the control unit first regulates the torque transmitted to the gear transmission mechanism from the motor, and then controls the driving device to realize the automatic gear shifting. The present invention can solve the mis-engagement problem in the automatic gear shifting process, improves the electrical performances of the tool, and prolongs the service life of the tool.

The automatic opening and closing window system is characterized by: including a wind detection module, a temperature detection module, a humidity detection module, a smoke detection module, a toxic gas detection module, a rain detection module, a microcontroller, a wireless communication module, a stepping motor drive module, an electromagnetic Valve module, liquid crystal display and key device, sound and light alarm device. It collects indoor and outdoor information, opens and closes the windows according to the conditions of the indoor environment and the outdoor environment, and comprehensively controls the state of the windows by detecting the ambient temperature, toxic gas, wind force and other information.

The invention discloses an automobile power back door driving mechanism. The automobile power back door driving mechanism comprises a motor sleeve, a micro motor positioned in the motor sleeve, a planetary reducer, a screw rod sleeve, a multihead screw rod positioned in the screw rod sleeve, a nut sleeve, a multihead nut poisoned in the nut sleeve, wherein the multihead nut and multihead screw rod form a feed screw nut pair; a spring is sleeved outside the multihead screw rod and multihead nut; and the multihead screw rod is driven by the micro motor to drive the multihead nut to move relative to the multihead screw rod and the nut sleeve moves relative to the screw rod sleeve simultaneously. The mechanism has a simple and compact structure and small size, can be electrically started and closed when being energized, can extend and retract by manually driving the spring when not being energized and can realize free switching between motor operation and manual operation without any clutch.

The present invention relates to a network video playing method, which comprises the following steps: preset multiple code streams for each video source; a user requests to play a video, and selects a video code stream; judges whether it is necessary to switch the video code stream, and if so, then Switch the video stream according to the timestamp. In addition, the invention also provides a network video playing device. Adopting the present invention can ensure fluency and provide users with high-quality video images as much as possible in the case of unstable network, so as to achieve better display effect; realize automatic video switching to reduce unnecessary time loss caused by manual operation ; The time stamp is also used to switch the corresponding video, so that the transition of the picture is smooth and natural.

The embodiments of the invention provide a frequency band switching method based on a wireless device and the wireless device. Frequency bands at least comprise a first work frequency band and a second work frequency band which are different from each other, wherein the data transmission speed of the first work frequency band is larger than that of the second work frequency band. The method comprises the steps of: when the wireless device receives an access request of an access terminal, detecting the current signal strength of the access terminal; based on the current signal strength, accessing the access terminal to the first work frequency band or the second work frequency band; detecting the real-time signal strength of the access terminal; and based on the real-time signal strength, carrying out switching between the first work frequency band and the second work frequency band. According to the embodiments of the invention, automatic access and automatic switching of the work frequency band of the wireless device are realized, and the automatic degree is high; in addition, the work frequency band is switched in time along with the change of the signal strength, the signal interference caused by other wireless devices is lowered, and the networking speed of a user is increased.

The invention provides a family security control method, a family server and a security control system. The family security control method includes the steps that the family server receives a position coordinate, sent by a mobile terminal, of a user, the position coordinate is determined through a GPS positioning module of the mobile terminal, the position coordinate is compared with a preset community area through the family server, a corresponding control signal is generated according to a comparison result and sent to a security device located in a community area range, and the security device receives the control signal and switches over a current work state according to the control signal. The state of the security device does not need to be switched over manually, flexibility and intelligence are high, and convenience is brought to user life.

The invention provides a combined navigation and positioning method of a small underwater robot, which comprises the following steps: fusing measurement data of various navigation facilities by means of a strong tracking unscented Kalman filter; using position vectors and heading angles under a navigation system as well as speed vectors and acceleration vectors under a vector system as state vectors of the filter; using the strong tracking unscented Kalman filter to implement autonomous navigation and data filtering of the underwater robot; based on horizontal position information output by a GPS (global positioning system) receiver, using the strong tracking unscented Kalman filter to implement autonomous correction and data filtering of the underwater robot; and implementing the switching between two different measurement equations (i.e. overwater and underwater measurement equations) based on the significance bit of the output signal of the GPS receiver. The invention can fuse the position, depth and attitude information of the small underwater robot measured by various navigation facilities, and can implement the autonomous navigation and autonomous correction of the small underwater robot under the interference of sea current or sea wave.

The embodiment of the invention discloses a switching method and device for multiple voice identification models. The method comprises: at least one piece of voice information inputted into a voice by a user is obtained; identification and voice type matching are carried out on the voice information, so that a corresponding target language type is determined based on the matching degree; and a currently used voice identification model is switched to a voice identification model corresponding to the target language type. According to the embodiment of the invention, identification and voice type matching are carried out on the obtained voice information and the corresponding target language type is determined based on the matching degree; and the currently used voice identification model is switched to the voice identification model corresponding to the target language type, so that automatic switching of voice identification models among different languages can be realized. Therefore, the voice identification model switching frequency is improved and the voice identification becomes intelligent.

A screen picture rotation method comprises a first detection step, a second detection step and a control step. The first detection step includes that during the operation from the starting to the closing of an electronic device, whether a screen of the electronic device is laid horizontally is detected in real time through an electronic level meter in the electronic device; the second detection step includes when the screen is detected to be horizontally laid continuously, and the rotation direction and the angle of the screen are detected in real time through an electronic orienting device in the electronic device; and the control step includes that when the detected rotation direction of the screen reaches a preset switching value, a picture displayed by the screen is controlled to rotate by 90 degrees relative to the screen to the direction opposite to the rotation direction. The invention further provides a screen picture rotation system. According to the screen picture rotation method and the system, automatic switchover between horizontal screen display and vertical screen display of the screen can be achieved in the condition that the screen is horizontally laid.

The invention discloses management equipment of a dual-computer hot standby system, a management method and the dual-computer hot standby system. The management equipment is connected with a primary server and a standby server respectively, so as to correspondingly achieve information interaction between the management equipment and the primary server, and between the management equipment and the standby server; and the management equipment is further used for judging whether the primary server can work normally and controlling automatic switching between the primary server and the standby server by sending a control command when that the primary server cannot work normally is judged. After adoption of the technical solution, through the information interaction between the management equipment and the primary server and between the management equipment and the standby server, the primary server and the standby server are monitored; the operating states of the primary server and standby server are controlled by sending the control command, so that the automatic switching between the primary server and the standby server is achieved, a brain splitting problem in the existing dual-computer hot standby system can be avoided and the stability of the dual-computer hot standby system is enhanced.

The invention belongs to the technical field of information processing and provides a method and system for unlocking a mobile communication terminal. The method comprises the following steps of: receiving a selection signal of unlocking modes input by a user and the switching time of the unlocking modes, and setting a stored flag bit representing the current unlocking mode according to the selection signal of the unlocking modes; and reading the stored flag bit when reaching the switching time and switching to the current unlocking mode represented by the flag bit. The method and system for unlocking the mobile communication terminal, provided by the invention, are pre-provided with at least two unlocking modes, a user can select the unlocking mode and set the corresponding switching time and automatically switch the unlocking mode into the selected unlocking mode when the switching time is reached, so that the automatic switching of different unlocking modes is realized, and the user experience is optimized.

The invention discloses an anti-misoperation method for intelligent terminal equipment. The anti-misoperation method comprises the following steps: when the screen of the intelligent terminal equipment is not locked or is activated from a clocked state, collecting the current ambient light strength of the intelligent terminal equipment and the distance between an external object and the intelligent terminal equipment; carrying out anti-misoperation measures when the current ambient light strength is smaller than a preset light intensity threshold and the detected distance is smaller than a preset distance threshold, wherein the anti-misoperation measures are stopping screen brushing operation, closing a touch detection module and outputting data to the screen of the intelligent terminal equipment to display the anti-misoperation prompting information. Different anti-misoperation measures can be carried out in different working modes according to parameters collected by an ambient light sensor and a distance sensor, so that the misoperation possibility of the intelligent terminal equipment is reduced to the most extent, and a user can use the intelligent terminal equipment more conveniently.

The invention provides a device and a method for switching BIOS (Basic Input / Output System), which can realize automatic switching of the BIOS. The device comprises a first BIOS, a second BIOS, a south bridge module and a programmable logic device, wherein the first BIOS and the second BIOS are respectively connected with the south bridge module and respectively connected with the programmable logic device; the south bridge module is connected with the programmable logic device and is used for providing starting information of the current BIOS for the programmable logic device; and the programmable logic device is used for judging whether the current BIOS is successful or not according to the starting information and carrying out the BIOS switching and starting the other BIOS if the starting is unsuccessful. Compared with the method for activating the backup BIOS by manual interference, the invention can realize automatic switching without manual interference and save the manpower resources and cost. Meanwhile, by using the traditional hardware resources (the south bridge module and the programmable logic device) on a single board without extra circuits, the invention saves the resources and the cost of the single board.

The invention provides a double-network digital mobile communication terminal and a double-network communication method thereof. The communication terminal comprises a private network communication unit, which is used for private network signal communication; a public network communication unit, which is used for public network signal communication; and a central control processing module, which is respectively coupled with the private network communication unit and the public network communication unit to control the private network communication unit and the public network communication unit.

The invention discloses an automatic switching circuit and a method thereof. The circuit comprises a voltage sampling loop and a current sampling loop. The voltage sampling loop comprises two voltage sampling resistors, with the voltage sampling resistor I connected with voltage sampling resistor II in series. The voltage sampling loop is connected with the current sampling loop in parallel. The automatic switching circuit also comprises an electric relay with a NC terminal of the relay connected into the voltage sampling circuit and the controlled terminal of the relay connected with a digitoutput channel of an acquisition module of the controlled terminal. A control terminal is connected into the current sampling loop and controls action of the electric relay according to the control signals received from the digit output channels of the acquisition module, so as to connect the current sampling resistor to the circuit or disconnect the current sampling resistor with the circuit, soas to further realizing automatic switching between voltage measurement and current measurement. In the invention, automatic identification of types of acquisition voltage and current signals connected to the testing equipment can be realized, corresponding testing modes are adopted, the whole testing process is free from human interference, so that the invention features convenient application and full use of existing resources.

The invention discloses an electric vehicle driving and charging integrated control method and an electric vehicle operated with the same. A driving function and a charging function are achieved through a topology system structure of the same hardware. The electric vehicle comprises a high-voltage battery, an inverter and a motor. When the electric vehicle is in a driven state, a high-voltage direct current output by the high-voltage battery is converted into a three-phase alternating current through the inverter through forward operation control of the inverter, the three-phase alternating current is output to the motor, and the motor is driven to run. When the electric vehicle is in a charged state, an external three-phase alternating current is input into the motor, then input into the inverter through a coil winding of the motor, and converted into a direct current to charge the high-voltage battery through reverse operation control of the inverter. The high-voltage battery is charged by means of the coil winding, serving as charging inductance, of the motor and by means of reverse operation of a motor driving system which is the inverter. In the charged state, the coil winding of the motor serves as the charging inductance, the inverter becomes a charger, the structure is simpler, control is easy and convenient, the size is compact, cost is low, the charging capability at full-power driving is achieved, charging speed is high, and efficiency is high.

The invention provides a contextual mode switching method of a mobile terminal and the mobile terminal. The contextual model switching method includes detecting speed of the mobile terminal, comparing the detected speed with a preset speed threshold, determining a current motion state of the mobile terminal according to compared results, recording duration of the current motion state of the mobile terminal, comparing the duration with a preset time threshold, and switching the mobile terminal to a contextual mode corresponding to the current motion state of the mobile terminal according to preset corresponding relation when the duration is longer than or equal to the preset time threshold. Automatic switching of contextual modes of the mobile terminal is completed without human intervention.

The invention discloses a network switching device. The device comprises a first detection module used for detecting wireless signal intensity of a mobile terminal connected with a wireless network at present; and a first starting module used for starting a mobile data network channel of the mobile terminal when the wireless signal intensity is detected to be smaller than a first preset threshold and last for a first preset time length. The invention further provides a network switching method. The network switching device and method is capable of helping a user automatically start the mobile data network channel of the mobile terminal when the wireless network connected with the mobile terminal has faults, is invalid or is poor in network state, thereby realizing network automatic switching, preventing the mobile terminal against network failures due to the unstable wireless network, ensuring that a user can surf the internet smoothly and stably, preventing the user from missing important network information and network notifications due to network problems, and improving the networking experience of the user.

The invention provides an audio output switching method, a method and device for feeding back a earphone wearing state, and an earphone, and is used for solving the problem that an audio output mode switching operation in the prior art is complicated, and is not convenient for a user to realize. The audio output switching method comprises the following steps: receiving wearing state information ofthe earphone, and determining whether the earphone is currently worn by the user according to the received wearing state information of the earphone; determining audio output information of the earphone, and determining whether an audio output channel used by a terminal for playing the audio currently is the earphone according to the detected audio output information; and if the earphone is currently not worn by the user, and detecting that the earphone has the audio output information, then outputting the audio played by the terminal by other audio output channels except the earphone. According to the scheme of the invention, automatic switching of audio playing modes is realized, and the use of the user is facilitated.

The invention provides an operator network switching method and device for an IOT (Internal of Things) terminal. The operator network switching method comprises the steps that: when IOT equipment detects that the currently used first network is unavailable, an available network information list is acquired, and sent to an intelligent card; the intelligent card determines an available second network based on the available network information list, and activates the user signing information of an operator corresponding to a second network; IOT equipment accesses the second network based on the activated user signing information, and sends network switching information to an IOT management platform; and the IOT equipment receives the network switching indication information sent by the IOT management platform, and performs network switching treatment based on the network switching indication information. According to the operator network switching method and device for an IOT (Internal of Things) terminal provided by the invention, automatic switching of an IOT terminal among different operator networks can be realized, and safety of network switching can be ensured.

A method for controlling single serial-interface multi-CPU includes receiving serial-interface switchover command sent from control terminal by source CPU, changing state information sent to serial-interface management module by source CPU according to said serial-interface switchover command and switching serial-interface from source CPU to another CPU by serial-interface manage module according to changed state information. The system used for realizing said method is also disclosed.

The invention discloses an automatic wire collecting and arranging machine. The machine comprises an XY type wire arranging device and a wire collecting device; the XY type wire arranging device includes a wire arranging frame, a transverse wire arranging frame, a longitudinal wire arranging frame, a first wire passing guide wheel, a second wire passing guide wheel and a wire collecting tension system; the transverse wire arranging frame is mounted on the wire arranging frame; the longitudinal wire arranging frame is movably mounted on the transverse wire arranging frame; the first wire passing guide wheel and the second wire passing guide wheel are both mounted on the wire arranging frame; the wire collecting tension system is horizontally arranged on the wire arranging frame; the longitudinal wire arranging frame is provided with a wire arranging guide wheel device capable of moving up and down; the wire collecting device includes a wire collecting frame, a wire collecting disc device, an automatic disc replacing device and a wire pressing disc device; the automatic disc replacing device is mounted at the bottom of the wire collecting disc device; the automatic disc replacing device is mounted on the wire collecting frame; and the wire collecting disc device is pressed and positioned through the wire pressing disc device in the wire collecting process. The wire arranging guide wheel device can move; and the automatic disc replacing device realizes automatic switching and wire breakage of empty and full discs without scratching product surfaces.

The invention relates to a combined function method for realizing multiple functions of refrigeration and heating and the like. A tri-supply method for realizing refrigeration, heating and hot water supply of the invention integrates a solar-cooling-tube refrigerating system, a trans-critical CO2 heat-pump circulatory system and a hot water circulatory system. The combined function method of the invention, by combining a solar-cooling-tube absorption refrigerating system and a trans-critical CO2 heat-pump system and integrating the strength of the two independent system to recover the defects of each system, can meet the demands of refrigeration in summer and heat supply in winter as well as the demands of hot water supply all year round, and has not only great strength on environmental protection, but also promising potential of energy conservation. The combined function method, which integrates a heat-pump air-conditioner and a hot-water-supply system in one body, not only ensures the compact structure in the implementation of the whole method, but effectively increases utilization rate of equipment.

The invention discloses a call center seat supported telephone intelligent call-out method and an intelligent call center system. The intelligent call center system is a software call system, and thecall center seat supported telephone intelligent call-out method is operated. The intelligent voice robot can flexibly set artificial seat transferring conditions in a preset verbal skill scene, judgethe state of the artificial seat, implement conditional transferring operation and actively transfer a conversation to the artificial seat most suitable for answering the conversation under the condition that the artificial seat is idle. Once the transfer is successful, the robot exits from the call flow, and prepares to automatically access the next call. After a client answers an incoming call,when the client is switched to a robot seat and then switched to a manual seat, the client is switched without perception, and intelligent call-out and automatic switching are realized. In the wholeconversation process, the interaction experience and the communication efficiency are improved.

The utility model discloses a method for automatically switching the display mode of a portable terminal and a device thereof. The method for automatically switching the display model of a portable terminal comprises the steps of: attaining a user facial image, processing the user facial image to attain a user facial profile, comparing the user facial profile with a preset standard facial profile, using the compared result to switch the display mode of the portable terminal. A portable terminal capable of automatically switching display modes comprises an image acquisition unit for attaining a user facial image, an image processing unit for processing the user facial image attained by the image acquisition unit to attain a user facial profile, a comparison unit for comparing the user facial profile attained by the image processing unit with a preset standard facial profile, and a switching unit for referring to the compared result of the comparison unit to switch display modes.