48results about How to "Reduce mobile costs" patented technology

A mobile device for supporting universal asynchronous receiver / transmitter (UART) communication and universal serial bus (USB) communication using a single connector and a method thereof are provided. The mobile device includes a USB connector, a USB module selectively connected with the connector to communicate with an external USB device, at least one internal UART device selectively connected with the connector to communicate with an external UART device, a determiner configured to determine whether the connector has been coupled to the external USB device or the external UART device based on a signal applied to at least one of pins of the connector, a switching unit configured to selectively connect data lines of the connector to one among the USB module and the at least one internal UART module based on a determination result of the determiner, and a central processing unit (CPU) configured to control the switching unit, thereby automatically switching the data lines of the connector to an appropriate internal module according to whether a device coupled to the connector is a USB device or a UART device.

There is provided a radio base station apparatus which is capable of increasing the probability of detection of a first path even if a radio transmission path fluctuates due to fading or the like, and of downsizing and reducing the cost of mobile radio terminal apparatus. SIR estimators 13-1 through 13-N calculate reception SIRs for respective subcarriers from output signals from pilot demodulators 12-1 through 12-N. SIR averager 14 averages the SIRs for the respective subcarriers to calculate an SIR for the overall signal. Based on the calculated SIR, threshold value setting unit 15 sets a threshold value for a path search. First path detector 19 conducts a path search based on the threshold set by threshold value setting unit 15. Arrival time calculator 21 calculates an arrival time based on a first path detected by first path detector 19.

The antenna has a configuration in which three inductors, i.e., first to third inductors 5 to 7 having values of inductances L1 to L3, respectively, are arranged in an inverted F-shaped antenna formed of miniaturized four antenna elements, i.e., first to fourth antenna elements 1 to 4 with an element length shorter than that of each wavelength of desired resonance frequencies are grounded at a GND ground point 11. A power feeding unit 10 feeds electric power to the inverted F-shaped antenna through a matching circuit 9, thereby enabling a plurality of antenna operations of a two-resonance loop antenna that resonates at two resonance frequencies on a high-frequency side, an inverted F-shaped antenna that resonates at two resonance frequencies on a low-frequency side, and an inverted L-shaped antenna.

Disclosed is a mobile robot having a reflector including: a reflector detachably provided at a side of a front surface of a body of the mobile robot; and an infrared sensor including: an infrared transmitter emitting infrared light to the reflector and an obstacle; and an infrared receiver receiving both the infrared light reflected from a line on a floor after being reflected from a wing of the reflector and the infrared light reflected from the obstacle.

A mobile terminal using a common antenna to perform an NFC function and an FM-TX function is provided. The mobile terminal includes a baseband chip, an NFC chip, an FM chip, and an antenna. The NFC chip and the FM chip are connected to the baseband chip. The mobile terminal also comprises a selecting unit connected to the baseband chip, the NFC chip, the FM chip, and the antenna, for conducting the NFC chip and the antenna or conducting the FM chip and the antenna based on a control of the baseband chip. The mobile terminal proposes a single antenna for performing the NFC function and the FM-TX function. A passage between corresponding functions is conducted through the selecting unit. It is unnecessary to use an additional antenna inside the mobile terminal. Thus, the mobile terminal has more spacious capacity, and the cost of the mobile terminal is reduced.

A point structure for RF calibration and testing of a PCB is provided. The point structure includes a test pad, an antenna connection pad, and a device mounting pad. The test pad is connected to a circuit unit of the PCB, and a ground pad is connected with a ground of the PCB. A contact probe apparatus for performing RF calibration and testing is connected to the test pad and the ground pad. The antenna connection pad is connected to an antenna unit. The device mounting pad is connected with the test pad and the antenna connection pad. An antenna device is mounted on the device mounting pad. The test pad, the ground pad, the antenna connection pad, and the device mounting pad are separated from one another. Since the point structure can replace an RF switch, a circuit area on the PCB may be reduced, a mounting space may be secured, and a manufacturing cost may be reduced.

A method is provided for controlling the input of characters and numbers using function switches installed on a mobile digital device. In particularly, a method of controlling a mobile digital device so that a user can input characters and numbers to the mobile digital device, which includes a display panel and input switches that are arranged around the display panel is provided. The method includes: displaying icons for inputting characters that correspond to the input switches on the display panel, and when an input switch is pressed, receiving a signal related to the icon that corresponds to the pressed input switch.

The puller type card socket of the Present Disclosure relates to a card socket furnished with a housing and a cover that covers the housing, configured so that a card can be inserted and withdrawn between the housing and the cover. A sliding part is mounted in a sliding groove formed on one side of the interior of the housing to enable sliding along the cover's insertion and withdrawal directions, and a card contact part is formed on the rear end of the sliding part so as to contact with and be pushed by the sloped front end of the card during insertion, and to push the card forward when the card is withdrawn A puller, wherein a pulling part is formed on the front part, is located at the front of the housing to be pulled on when withdrawing the card The card contact part is configured to overlap with the reverse mounting prevention part that prevents reverse mounting of the card when the card has been fully inserted, while on the top of one side wall of the sliding groove, a stopper part is formed that restricts the forward movement of the puller by catching on the card contact part of the puller when the card is withdrawn.

The invention discloses an establishment method for a wireless mobile sensor network for monitoring an event. The method comprises the steps that S10, in an initial phase, static sensor nodes and mobile sensor nodes are randomly deployed in an event monitoring area and a sink node broadcasts and collects the position information of the static sensor nodes in the area; S20, in a data monitoring phase, the static sensor nodes monitor that events occur around; S30, mobile nodes are selected, the sink node receives a forwarding instruction and calculates that N mobile sensors are required for passing data back to the sink node from a request node according to the distance between the sink node and a forwarding request static node, and the sink node decides a fan-shaped start broadcast angle alpha towards the direction of the request node and collects the position information of the mobile sensors in the broadcast area; and S40, nodes are moved, through utilization of a Hungary algorithm, the N mobile sensors are matched on N candidate points, so the moving cost is minimum.

The invention discloses a WSAN energy supplementing method combining a charging path and partial charging. The method comprises the following steps: firstly, obtaining a shortest moving path of a mobile charging device (MC) for charging all sensor nodes in a network; approximating the actuator position to the sensor node position closest to the actuator position based on an approaching principle;secondly, enabling the MC to determine an initial charging path for the sensor and actuator request nodes in the service pool according to the shortest path sequence; for a node whose survivable timeis less than that of the node which can obtain the MC charging opportunity at the earliest time, inserting the node into a front appropriate position on the initial path, and if the node which cannotobtain the charging opportunity in time still exists on the adjusted charging path, further adjusting the charging upper limit of the node on the path. The method solves the problem of mobile energy supplement in the wireless sensor and actuator network, and is a method for effectively prolonging the life cycle of the wireless sensor and actuator network.

The invention discloses ectopic efficient crushing and mixing integrated remediation equipment for contaminated soil. The ectopic efficient crushing and mixing integrated remediation equipment comprises a feeding and conveying unit, a crushing and screening unit, a pesticide spraying and stirring unit and a maintenance and discharging unit which are arranged on a moving device. According to the mode, the overall intelligent movable arrangement technology integrating the functions of crushing, screening, spraying, mixing and conveying is integrally designed, the equipment can adapt to remediation of various contaminated sites, solidification and stabilization or chemical oxidation agents are added according to the actual situation, the equipment capacity is comprehensively improved, the treatment effect is enhanced, the domestic and overseas technical blank is filled, the crushing cutter and the screening device can be replaced according to the characteristics of different viscosities, particle sizes and the like of the polluted soil, are more targeted, improve the crushing and screening efficiency and the soil agent mixing efficiency, can be effectively applied to various polluted soil treatment scenes with different viscosities and particle sizes, reduce the equipment loss, adapt to the movement of a remediation site, save the movement cost, and improve the equipment efficiency.

The invention discloses a multiaxial robot stacking workstation with a positioning function. The multiaxial robot stacking workstation with the positioning function comprises a base and a motor shell;four extension frames distributed in a central symmetry mode are welded to the edge of the base, and hydraulic cylinders are installed on the tops of the extension frames; a caterpillar machine is installed at the bottom of the base and connected with the base through a connecting frame arranged on the top of the caterpillar machine; and two springs distributed in a central symmetry mode are installed on the top of the base, a bearing platform is installed on the tops of the springs, the bottom ends of the springs are welded to the base, the top ends of the springs abut against the bearing platform, and a first bracket and a second bracket are installed at the bottom of the bearing platform. According to the multiaxial robot stacking workstation with the positioning function, a third armrod, a first arm rod, second arm rods, a supporting arm rod, a controller, second motors and infrared sensors are arranged, the problems that due to the fact that the arm rod quantity of a traditionalstacking workstation is small, the axial directions are few, the working range is narrow, the stacking workstation does not have a positioning function, and the working efficiency is low are solved.

The invention relates to a hardware shunt method of an IP report. In the technical scheme of the invention, a received IP report is shunted by a piece of network card hardware; the source address and the target address of an IP report title are extracted when the IP report is received by a network card; Hash algorithm is then employed to calculate tread to which the IP report belongs; and a DMA channel scheduling module starts up a DMA engine according to tread number to transmit the report to a main storage buffer area to which the tread belongs; in order to support hardware shunt strategy of the IP report, an upper-layer software ensures each tread to have a special main storage buffer area; the network card starts up the threads of a plurality of IP packages to correspond to the treadsof host processing IP packages one to one; the treads of the host processing IP packages directly acquires data from a memory buffer area for processing; therefore, the transmission of intermediate data does not need a CPU, thereby reducing the CPU load. The hardware tread number supported by the method is as high as 1024 and even as higher as 4096 or 8192. The best configuration is that each CPUis corresponding to one tread, so that each tread operates independently without mutual interference; moreover, the best performance is achieved due to the least system resource sharing.

The invention discloses a wood soaking treatment method. The wood soaking treatment method includes steps of shifting equipment by travel wheels 21, driving lead screws 25 to rotate by a motor after the equipment is shifted to reach specified locations, driving sliders 24 to slide along the horizontal directions by the lead screws, and allowing the sliders 24 to pass connecting rods 23 to drive support plates 22 so as to put up a base body 20 and separate the travel wheels 21 from a bottom surface. The wood soaking treatment method has the advantages that the soaking equipment can be conveniently shifted by the travel wheels, and accordingly the shifting cost for the soaking equipment can be reduced; the travel wheels can be put up by the support plates after the soaking equipment is shifted to reach the specified locations, and accordingly the stability of the soaking equipment can be improved when the soaking equipment is placed; wood can be layered by a soaking frame, waterproof agents can be stirred by heating pipes, and automatic communication channel selection of temperature measurement nodes in a soaking tank and the soaking frame can be effectively matched.

The invention relates to the technical field of electromechanical movement, and discloses a hydraulic retractable electromechanical equipment auxiliary moving component. The hydraulic retractable electromechanical equipment auxiliary moving component comprises a support, a one-way valve mechanism is arranged at the lower part in the support; a liquid suction mechanism is arranged at the upper end of the one-way valve mechanism and located in the support; and a hydraulic control mechanism is arranged at the left end of the one-way valve mechanism and located in the support. By loosening an elastic pipe, oil in a water tank enters an adapter pipe by pushing a hemisphere leftwards; when the elastic pipe is extruded, the oil in the adapter pipe pushes away a top ball and then enters a sleeve; and then the oil enters a cylinder body through a liquid conveying pipe and jacks a piston; the piston drives a cross beam to move upwards through a supporting rod; the cross beam drives rolling wheels to move upwards through positioning blocks, so that the rolling wheels are separated from the ground; and therefore, the effect that the electromechanical equipment can be preliminarily lifted before moving by adopting a hydraulic retractable moving wheel manufactured by high-end equipment so as to avoid collision of the electromechanical equipment in the moving process is achieved.

The invention relates to a multi-vehicle cooperative exploration method and device via environment segmentation. The method comprises the followings steps that segmentation areas in a map are identified, and an edge point set of each segmentation area in the map is determined; the corresponding cost for reaching each segmentation area of each vehicle is calculated; and the corresponding cost are substituted into a cost value matrix to calculate an optimal distribution manner, and the vehicles are assigned to target areas according to the optimal distribution manner. Different from the prior art, a lattice point occupied map is identified and segmented into a node skeleton type map (a Voronoi diagram), repetition in map segmentation is reduced, the Voronoi diagram is used to calculate the moving costs of the vehicles, response cost exists when each vehicle moves to each node of the Voronoi diagram, the vehicles and the costs are substituted into a Hungary method, and a method enabling minimal total movement cost is obtained. The efficiency of a multi-vehicle environment exploration method is improved. Problems when multiple vehicles collaborate to explore the unknown environment are sovled.

The invention discloses an industrial CT detection system. The system comprises a ray source, a rotary table and a detector unit; the ray source and the detector unit are arranged on the opposite sides of the rotary table respectively; the system further comprises a first mounting platform, a second mounting platform and a platform connecting frame; the first mounting platform and the second mounting platform are fixedly connected to the two opposite ends of the platform connecting frame, and the upper surfaces of the first mounting platform and the second mounting platform are located on thesame plane; the ray source is fixed on the upper surface of the first mounting platform; and the rotary table and the detector unit are fixed on the upper surface of the second mounting platform. Theindustrial CT detection system is enhanced in mobility, low in moving cost and high in utilization rate.

A signal transforming method receives external analog audio signal through an audio I / O interface on a mobile device. The mobile device installs an application program therein, and the mobile device transforms the received analog audio signal into a digital signal according to a predetermined decoding reference via the application program. The mobile device can then execute corresponding works according to the transformed digital signal. In the other hand, the mobile device can also transform any type of digital signal into analog audio signal and transmits and receives the transformed analog audio signal via the audio I / O interface on the mobile device, therefore, the arrangement of other data transmitting interfaces of the mobile device can be saved.

The invention discloses a hydraulic gas compressor. The hydraulic gas compressor comprises a tank A, a tank B and a two-way liquid pressure pump; the lower parts of the tank A and the tank B are filled with liquid; a tank A liquid inflow and outflow pipe is arranged at the lower part of the tank A, a tank A air outlet valve is arranged at the upper part of the tank A, and a tank A air inlet valve is arranged on the tank A; a tank B liquid inflow and outflow pipe is arranged at the lower part of the tank B, a tank B air outlet valve is arranged at the upper part of the tank B, a tank B air inlet valve is arranged on the tank B; and two ends of the liquid pressure pump are respectively connected with the A tank liquid inflow and outflow pipe and the B tank liquid inflow and outflow pipe. According to the hydraulic gas compressor, high-pressure liquid is used for compressing air. Compared with a traditional air compressor, the hydraulic gas compressor has the advantages of highenergy utilization efficiency and low noise and can generate pure compressed air free of oil pollution; the energy efficiency of thehydraulic gas compressor is higher than the standard value specified by an optimal machine type in the national standard and reach 20%, and the energy efficiency can reach 30% in a special application occasion free of oil pollution gas, and thus, great contribution can be made to energy conservation and emission reduction in the world.

The invention discloses an energy-saving graphene stirring kettle, which comprises a bottom plate, a support frame is fixed vertically at the upper end of the bottom plate, a stirring kettle is fixed at the upper end of the support frame, and a stirring kettle is fixed vertically at the lower end of the stirring kettle. There is a discharge pipe, and the lower end of the discharge pipe is fixedly installed with a control valve. The finished product of the present invention is collected by the collection box, and the weight of the whole conveyor belt increases at the same time, so that the vertical rod moves down along the hollow rod, so that the first spring is compressed until the first contact contacts the second contact, so that the second The motor is connected to the power supply to start, and drives the conveyor belt to transport the collection box to the right, so as to facilitate the user's handling work. When the handling is completed, the weight of the upper end is reduced at this time, so that the first spring drives the vertical rod to reset, and the first contact and the second The contact is separated, the second motor is powered off, and it is automatically shut down, thereby preventing the energy waste caused by the second motor continuing to run after the handling is completed.

The invention discloses a movable board room for a building construction site. The movable board room comprises a board room body, a door is hinged to the front side face of the board room body through hinges, a handheld handle is fixedly installed in the middle of the right side of the front side face of the door, a door bolt is fixedly installed in the middle of the front side face of the boardroom body, and protective covers are fixedly installed at the bottoms of the left side and the right side of the inner wall of the board room body. According to the movable board room for the buildingconstruction site, a motor rotates to drive a belt wheel on the surface of an output shaft to rotate, then a belt engaged with the surface of the belt wheel drives a belt wheel on the surface of a rotating shaft to rotate, so that rollers on the surface of the rotating shaft rotate to move the board room body, the purpose of conveniently moving the board room is achieved, the requirement of a user for moving the board room according to use requirements is met, the situation that manpower and materials are wasted when the board room is moved in the past is avoided, the moving cost of the boardroom is reduced, the flexibility is better, and use is more convenient.

The invention discloses a high-speed deep stirring drilling machine and a construction method thereof, and belongs to the field of pile foundation construction equipment. The high-speed deep stirringdrilling machine comprises a chassis, a drilling machine front end, a drilling machine background, a power system, a pile frame and a control platform, wherein the power system comprises an oil cylinder power system, an annular rotating power system, a vertical rotating power system, a chassis power system, a pile frame power system and a drilling machine accessory power system; an air pipe and aslurry pipe are mounted in an outer drilling rod; a constant-pressure valve is mounted on the side, near a power head, of the air pipe in the outer drilling rod; an exhaust valve is mounted on the outer drilling rod corresponding to the constant-pressure valve; an air pipe sleeve and a slurry pipe sleeve are mounted in an inner drilling rod; pulleys are correspondingly mounted at the top and the bottom of an oil cylinder barrel; a lower steel wire rope is wound on the pulley at the bottom of the oil cylinder barrel; and an upper steel wire rope is wound on the pulley at the top of the oil cylinder barrel. The high-speed deep stirring drilling machine is stable and reliable in pressurization, can be suitable for multiple soil layers and rock layers, reduces the cost, improves the strength and the rigidity of the drilling rods, and prolongs the service life of the drilling rods.

The invention discloses a carrying device and method for GIS equipment. The carrying device comprises a plurality of carrying tank vehicles and further comprises a hydraulic control valve, a hydraulicpump station, a plurality of fixed support seats, hydraulic oil cylinders and hydraulic oil pipes, wherein the multiple fixed support seats are symmetrically installed on the two sides of a base of the GIS equipment, the bottoms of the hydraulic oil cylinders are connected with the upper surfaces of discs of the carrying tank vehicles, the tops of the hydraulic oil cylinders are connected with the fixed support seats, the hydraulic oil cylinders are connected with one end of the hydraulic control valve through the hydraulic oil pipes, and the other end of the hydraulic control valve is connected with the hydraulic pump station through the hydraulic oil pipe. According to the carrying device and method for the GIS equipment, by means of the manner that the base of the GIS equipment is symmetrically provided with the multiple fixed support seats, and coordination between the carrying tank vehicles and the hydraulic oil cylinders is utilized, the GIS equipment is lifted from the bottom,the lifting process is slow, and the safety of carrying the GIS equipment is greatly increased; the hydraulic oil cylinders are taken as the lifting driving force, lifting is performed stably and reliably, and the safety coefficient is high; and the carrying method is convenient and fast, the disassembling and installing efficiency is high, and the short-distance moving efficiency and accuracy ofthe GIS equipment are improved.

The invention discloses a movable chute based on a trestle. A base capable of moving in the length direction of the trestle and a main chute body hinged to the base are included, the base is arrangedon the side edge of the trestle, the lower end of the main chute body is in butt joint with at least one sliding chute body, and the upper end of the main chute body is in butt joint with a rotating chute body. The invention further provides a trestle comprising the movable chute. The movable chute based on the trestle and the trestle have the advantages that the structure is simple, universalityis good, and usage is flexible.

The present invention belongs to the field of display devices, especially a display device for a solid wood door model. Aiming at the problems that the existing display devices cannot be rotated or rotated with low stability, poor actual adaptability and inability to move short distances, the following proposals are now proposed : comprising a base, the bottom of the base is equipped with a non-slip pad, and one side of the base is provided with a mover, the top of the base is provided with a chute, and the top center of the base is fixed with a first support column, the first The top of the support column is provided with a first protective frame, and the center of the bottom of the first protective frame is provided with a roller bearing, the inside of the chute is provided with a slider, and the top of the slider is fixedly connected with a support rod. The present invention can In the display process, the displayed object can be stably rotated, the safety is high, the actual adaptability of the device is improved, and the requirement for short-distance movement of the device is met, and the production cost is low, which is suitable for popularization and use.