42results about How to "Short battery life" patented technology

Arrangements for managing displays of ultra-mobile devices (UMD's). Automatically or manually, a small-mode interface on a UMD screen, wherein one application window is visible, is switched to a large-mode interface.

The invention discloses a cooperative control system and a cooperative control method based on an unmanned surface vehicle and multiple underwater robots. The cooperative control system comprises theunmanned surface vehicle and the multiple robots. The unmanned surface vehicle generates underwater exploration search targets and path planning information corresponding to all the robots based on obtained geographical positions of all the underwater exploration search targets, the underwater topographic information and the real-time geographical positions of all the robots; each robot receives the underwater exploration search target and the path planning information sent by the unmanned surface vehicle; and the search targets are investigated according to the path planning information, andimage information of a underwater suspicious target is acquired and compared with the received underwater exploration search targets until image video shooting and data acquisition of the suspicious target and the search targets are completed in the process of executing search target exploration when the underwater suspicious target is close to the underwater suspicious target. According to the cooperative control system, the SOM network is adopted to solve the problems of multi-machine cooperation, information sharing, multi-task allocation and real-time path planning of the unmanned surfacevehicle and multiple underwater robots.

A water electrolysis system includes a water electrolysis apparatus for electrically decomposing water to generate oxygen and high-pressure hydrogen having a pressure higher than the oxygen, a gas-liquid separator connected to a hydrogen pipe which discharges the high-pressure hydrogen from the water electrolysis apparatus, for separating water contained in the high-pressure hydrogen, a high-pressure hydrogen outlet pipe for delivering the high-pressure hydrogen separated from water from the gas-liquid separator, a water drainage line for discharging the water from the gas-liquid separator, and a gas depressurizing line connected to the gas-liquid separator, for degassing the gas-liquid separator before the water is discharged from the water drainage line into the water drainage line.

The invention discloses a terminal display screen management method, a terminal and a computer readable storage medium. Aiming at the shortcomings such as large power consumption and short time of endurance of double screen terminals in the prior art, the invention provides a terminal display screen management method; if no user operation on a certain display screen is received in a preset time, it shows that the display screen may be in a state that the user do not need to use; at this time, the position relationship between the display screen and an external resisting object is further detected to confirm whether the user has usage needs for the display screen or not; if it is confirmed through the detection results of a sensor that the current display of the display screen is not meaningful for the user, the power consumption generated by the non-use screen is reduced through reducing the display brightness or turning off the screen directly. The invention also provides a terminal and a computer readable storage medium, which can be used to detect whether a certain display screen is a non-use screen or not and control the non-use display screen to save the terminal power; therefore, the time of endurance of the terminal is prolonged, and the user experience is improved.

The invention discloses a dual-body underwater vehicle propelled by mixing bionic swing and propellers, and relates to a dual-body structural underwater vehicle propelled by combining bionic swing andthe propellers. The dual-body underwater vehicle propelled by mixing bionic swing and the propellers is used for solving the problems that limitations exist in advantages of an existing bionic underwater vehicle and a propeller type underwater vehicle and an existing underwater vehicle propelled by combining bionic and gliding has low speed of floating upward and sinking downward and low flexibility of turning. According to the technical scheme, the dual-body underwater vehicle propelled by combining bionic swing and the propellers is characterized in that bionic swing type and the propellertype propelling are combined, bionic swing type propelling in the horizontal direction is realized through swing of a tail fin, and minor radius turning is realized; rapid floating upward and sinkingdownward are realized in the vertical direction through two front and rear propellers in the middle; and rotational inertia is increased through a dual-body structure of the vehicle, so that rotational resistance is larger when the vehicle is subjected to water flow disturbance, and capacity of resisting disturbance is improved. A detecting device carried by the dual-body underwater vehicle propelled by combining bionic swing and the propellers can be used in fields such as underwater environment detection and underwater target detection.

The invention relates to a method for transmitting data by utilizing tail time in a cellular network, and belongs to the technical field of computer network communication. The method comprises a step of constantly receiving data transmission requests of a mobile terminal, and respectively placing the data transmission requests into a real-time request queue and a delayable request queue according to types, a step of judging the time when the tail time transmission can be carried out according to the state and the handling capacity of a wireless resource control protocol state machine , taking out one request from the real-time request queue or the delayable request queue to process according to the type of the request and sending the request to the network, a step of dividing the data transmission requests into a real-time request type and a delayable request type, and a step of classifying the requests through a data transmission request submitting interface of a modified mobile terminal, wherein the data transmission request submitting interface of the modified mobile terminal is formed on the basis that two parameters including the type of request transmission data and delayable time are added on an original interface.

The invention discloses a positioning method, a terminal and a computer readable storage medium. The positioning method comprises the following steps: when positioning is not successful, acquiring duration of positioning already, and judging whether the duration of positioning already is greater than or equal to a first preset duration; when the duration of positioning already is greater than or equal to the first preset duration, acquiring signal-to-noise ratio of found satellites; judging whether the number of the satellites, of which the signal-to-noise ratio is greater than a preset threshold, is greater than or equal to a preset number; and when the number of the satellites, of which the signal-to-noise ratio is greater than the preset threshold, is less than the preset number, finishing positioning. In the method provided by the technical scheme of the invention, by judging whether the number of the satellites, of which the signal-to-noise ratio is greater than the preset threshold, is greater than or equal to the preset number when the positioning time is up to the first preset duration and positioning is not successful, whether positioning needs to be finished is determined, and when the number of the satellites, of which the signal-to-noise ratio is less than the preset threshold, is less than the preset number, positioning is finished, thus, short endurance time of the terminal caused by long-time unsuccessful positioning and too much power consumption is avoided.

The embodiment of the invention discloses a method and device for determining position relation, equipment and a storage medium. The method comprises the following steps: acquiring and storing identification information of a fence wireless access point included in a set geofence; Obtaining identification information of a current wireless access point corresponding to the current geographic position; and according to the identification information of the current wireless access point and the identification information of the fence wireless access point, determining whether the fence wireless access point is located in a set geographical fence. According to the technical scheme provided by the embodiment of the invention, the position relation between the equipment and the geo-fence is determined through the GPS and the base station in the prior art; The technical defects that the power consumption of the equipment is high and the endurance time of the equipment is shortened are overcome, and the power consumption of the mobile equipment and the flow of mobile data are greatly reduced while the position relation with the geographical fence is accurately and timely determined.

The invention discloses a method and apparatus for improving radio frequency power consumption of a mobile terminal. The method comprises the following steps: detecting whether a mobile terminal is switched from a normal use electricity consumption mode to a smart electricity saving mode, and if the mobile terminal is switched from a normal electricity consumption mode to a smart electricity saving mode, then lowering the APT voltage value of a radio frequency power amplifier, such that ICQ of the radio frequency power amplifier is deviated from a normal point and ACLR property is lowered and working current is reduced. According to the invention, the method is easy to operate, enables the mobile terminal to acquire longer time of duration, improves user experience, enables a user to switch the mobile terminal between the two working modes on the basis of actual needs, and when the mobile terminal is switched to normal use electricity consumption mode, can guarantee radio frequency indexing property of the mobile terminal.

The invention relates to a remote monitoring intelligent anti-counterfeiting stamp. According to various existing corporate stamps, under the circumstance without wireless counting, the number of times of stamping can only be recorded through manual work, the stamps cannot be monitored effectively, and thus the risk of stealing stamping exists. The remote monitoring intelligent anti-counterfeiting stamp comprises a stamp body. A wireless counter is arranged in the stamp body, comprises a main board, a main control module and an independent power source module and further comprises a wireless communication module, a stamp counting module and a data processing module. The main control module is connected with the independent power source module, the wireless communication module, the stamp counting module and the data processing module. The data processing module uploads the number of times of stamping, stamping time and stamping locations detected by the stamp counting module to cloud or a server in real time through the wireless communication module. According to the remote monitoring intelligent anti-counterfeiting stamp, the cost is low, and remote real-time monitoring can be achieved. The time, yield, locations and other information of measurement data are all sent and received through wireless, thus automatic accounting, management, analysis and monitoring of counting data of staff are further enhanced, the labor efficiency is improved finally, and the cost is low.

The invention discloses an intelligent unmanned goods distribution system. The intelligent unmanned goods distribution system comprises an unmanned aerial vehicle, a distribution cabinet and a dispatching center; the unmanned aerial vehicle is equipped with a distribution box and a mechanical arm which are arranged on the unmanned aerial vehicle, the distribution box is used for storing to-be-distributed objects, and the mechanical arm is used for taking the objects out of the distribution box and putting the objects on the designated position in the distribution cabinet; and the unmanned aerial vehicle and the distribution cabinet are wirelessly connected with the dispatching center. According to the intelligent unmanned goods distribution system, the labor is librated to the maximum limit, and the time is saved; many contradictions between customers and deliverymen are also solved, and the intelligent unmanned goods distribution system is more humanized, environmentally friendly, safe and reliable and saves the time.

The invention discloses a time ranging method and device for unmanned aerial vehicles. The method includes the following steps: ground equipment packages a ranging instruction in uplink control burstand sends the ranging instruction, and deliveries ranging instruction to an unmanned aerial vehicle through spatial communication; and the unmanned aerial vehicle captures the ranging instruction, packages a response signal in downlink data burst and sends the response signal, and deliveries the response signal to the ground equipment through the spatial communication, so that a distance can be calculated according to the time delay of the response signal and the ranging instruction. The method can solve problems of small scope and low measuring precision of traditional unmanned aerial vehicleranging methods, is low in cost, can well adapt various special environments, and has high engineering application values.

The invention discloses a new energy vehicle provided with common batteries and an operation system of the new energy vehicle. The new energy vehicle comprises a new energy vehicle body, a battery transportation device and a charging cabinet, wherein the new energy vehicle body is provided with a battery compartment which is internally provided with common batteries which are convenient to disassemble and assemble. Countries or industries formulate unified shapes, specifications and performance index standards of the battery compartment and the common batteries according to different vehicle types. A charging station is provided with the battery transportation device, the common batteries and charging cabinet. When the common batteries are insufficient in electric quantity, the vehicle enters the charging station. The common batteries are replaced by fully charged common batteries, and the replaced batteries are charged in the charging cabinet of the charging station. After the batteries are fully charged, the batteries are transferred to a standby area for replacement by other vehicles. For each battery replacement, an owner of the electric vehicle pays a certain fee to the charging station. By installing the common batteries, charging and driving are separated, the operation rate of the charging station is improved, the occupied area is reduced, the density of the charging station can be conveniently increased, the owner of the electric vehicle is prevented from separately building charging piles, and the problem of restricting the charging of the new energy vehicle is fundamentally solved.

The invention provides a steam cooking device and a control method thereof. The steam cooking device comprises a shell provided with a cooking cavity, a water accumulation part which is located in thecooking cavity and used for accommodating accumulated water, a water tank which is arranged in the shell, and a filtering module which is arranged in the shell and located outside the cooking cavity,and whose two ends communicate with the water accumulation part and the water tank through connecting pipes correspondingly. According to the steam cooking device, the water accumulation part is arranged in the cooking cavity, so that condensate water generated when the steam cooking device works is gathered in the water accumulation part, flows through the filtering module and then flows into the water tank, the filtering module can filter out food residues, grease and other impurities mixed in the condensate water, and then the cleanliness of water flowing into the water tank from the wateraccumulation part can be guaranteed; the situation that water in the water tank is polluted is avoided, and sanitation and environmental protection of the food cooking process are guaranteed. Meanwhile, due to the structural arrangement, condensate water can be pumped back into the water tank to be reused, water is saved, and the endurance time of the water tank is prolonged.

The invention discloses a turbojet-driven land-air amphibious transportation aircraft, which comprises a horizontally-arranged frame assembly. Idler wheels are arranged at the bottom of the frame assembly, a turbojet engine is installed on a framework and arranged above the frame assembly, and the output end of a first stepping motor can drive the framework to rotate to the vertical position. Theturbojet-driven land-air amphibious transportation aircraft has the main beneficial effects of long endurance time and high load capacity. The first stepping motor drives the framework to rotate, thetravel switch, the boss and the electromagnetic push rod are locked in a linkage mode, the guide rail pair with the adjustable length is installed between the connecting rods to adjust the angle rangebetween the two connecting rods, and free and convenient switching between the flight mode and the automobile transportation mode is achieved.

The invention proposes a radio monitoring system based on a helicopter, and the system comprises an airborne device and a ground monitoring device. The airborne device comprises a helicopter platformand radio monitoring equipment, and is used for carrying out the radio signal monitoring in the air. The ground monitoring device is connected with the airborne device, and is used for controlling theairborne device according to the monitoring result information of the airborne device. The system provided by the invention can achieve the quick and accurate direct measurement and positioning of aradio emission signal, and reduces the workload of a radio supervision worker.

The invention relates to a power supply control method, a power supply control circuit, electronic equipment and a readable storage medium. The method comprises the steps: obtaining a battery voltage,carrying out the at least one voltage conversion on the battery voltage through a power supply chip if the battery voltage is higher than a preset voltage threshold, and outputting a converted voltage, wherein the converted voltage can be used by a to-be-powered device; and supplying power to the to-be-powered device by the converted voltage. In the prior art, the power supply chip for supplyingpower to the to-be-powered device in the electronic equipment can only perform voltage conversion on the voltage within a certain threshold range to supply the voltage to the to-be-powered device fornormal use. According to the invention, if the battery voltage is higher than the preset voltage threshold, the battery voltage is subjected to voltage conversion at least once through the power supply chip to output the converted voltage, and then the converted voltage is used for supplying power to the to-be-powered device, so that the voltage conversion frequency is reduced, the conversion efficiency of electric energy is improved, and the endurance time of the battery is prolonged.

The invention relates to a navigation prompting method and system for a riding vehicle, and the method comprises the steps: enabling a mobile phone APP terminal to start navigation, obtaining the information of each intersection in navigation information, intercepting an intersection magnified image of a next intersection position when the distance between the riding vehicle and the next intersection position is within a preset distance range; sending data information obtained after processing the amplified intersection image to a connected vehicle-mounted display terminal; and enabling a vehicle-mounted display terminal to convert the data information and then display the amplified image of the intersection. According to the invention, the navigation information display at the vehicle-mounted display end is realized, a mobile phone does not need to be externally arranged independently, the use cost of a rider is not additionally increased, objective factors influencing the riding safety are reduced, the potential risk is reduced, and the real-time navigation information can be completely and dynamically displayed at the instrument end. Through the technical means, more complete, more detailed and more visual riding navigation guidance is provided, and unnecessary violation risk and riding time cost of a rider are avoided.