34results about How to "Save hardware cost" patented technology

A channel scan architecture for detecting touch events on a touch sensor panel is disclosed. The channel scan architecture can combine drive logic, sense channels and channel scan logic on a single monolithic chip. The channel scan logic can be configured to implement a sequence of scanning processes in a panel subsystem without intervention from a panel processor. The channel scan architecture can provide scan sequence control to enable the panel processor to control the sequence in which individual scans are implemented in the panel subsystem. Type of scans that can be implemented in the panel subsystem can include a spectral analysis scan, touch scan, phantom touch scan, ambient light level scan, proximity scan and temperature scan.

The invention provides a method for pairing of devices, a remote controller and a controlled device. The method comprises that the remote controller controls a first radio frequency interface to enter a pairing mode; the remote controller sends a pairing command for indicating radio frequency interface pairing to the controlled device through a first infrared interface; and after the controlled device controls a second radio frequency interface to enter a pairing mode according to the received pairing command on a second infrared interface, the remote controller carries out pairing of the first radio frequency interface and the second radio frequency interface. By means of the method for pairing of the devices, the remote controller and the controlled device, user operations in the pairing process can be simplified, and device using experience of the user can be improved.

A mobile terminal-based site survey system and a method thereof are applied to the field of real estate and land site surveys. The system comprises a dispatching center, a wireless network, a mobile terminal, a survey operation module, a network, a cloud survey data base and a survey processing module. The method comprises the following steps: sending a survey task to the mobile terminal through the wireless network by the dispatching center; after the mobile terminal receives the task, carrying out site survey operation; generating survey data after the completion of the survey, and uploading to the dispatching center; and checking, accepting and processing the survey data received through the dispatching center. According to the invention, based on the mature technology of a mobile Internet and the mobile terminal, the work efficiency of site survey operation is improved; compared with the prior art, the site survey data is ensured to be real and complete; and the survey efficiency is improved 3-7 times compared with that of a traditional survey manner, the paperless survey is realized, and the equipment is simple.

The invention provides a software radio-based airborne navigation and communication processing module. The software radio-based airborne navigation and communication processing module includes a broadband integration radio frequency transceiver part and a data processing part which jointly complete the receiving and sending of navigation communication data; the radio frequency transceiver comprises a band shaping filter, a high-dynamic range ADC, a decimation filter, an FIR filter, an interpolation filter and a high-dynamic range DAC which are connected with one another sequentially, and complete frequency mixing, filtering and AD conversion; and the data processing part can realize multi-channel signal digital filtering, data modulation and demodulation and data packaging and analysis and complete a navigation communication data processing function. With the software radio-based airborne navigation and communication processing module of the invention adopted, the universality and flexibility of airborne equipment can be improved, the development and maintenance cycle of the airborne navigation and communications equipment can be shortened, and the reliability and scalability of the equipment can be improved.

The embodiment of the invention provides an electronic device. The electronic device comprises a display screen, a light shading layer set at one side of the display screen, a sensor assembly and a circuit board. The light shading layer is set between the display screen and the sensor assembly. The sensor assembly is set on a circuit board. The sensor assembly comprises an infrared transmitter andan infrared camera. The infrared transmitter is used for transmitting an infrared signal to the outside world. The infrared signal is reflected by an external object to form a reflection signal. Theinfrared camera is used for receiving the reflection signal. According to the electronic device, a function of a distance sensor can be realized through utilization of the infrared camera in the electronic device. Other hardware device does not need to be increased. The use of a front panel space resource of the electronic device is reduced. The hardware cost is reduced. Production processes are reduced.

The invention discloses a bus signal triggering priority determination method based on virtual electronic fence. The method includes the following steps: 1. arranging a virtual electronic fence on an electronic map and acquiring coordinate information of the virtual electronic fence, on the basis of the driving direction of the roads that are fenced by the virtual electronic fence, arranging an entrance strategy, wherein the virtual electronic fence includes a terminal yard terminal electronic fence, bus stop electronic fences, road section electronic fences and intersection electronic fences. The virtual electronic map forms a multilateral electronic triggering region; 2. determining the relationship between the current position of a bus and the electronic triggering region; 3. If the current position point of the bus is within the electronic triggering region, determining the current driving behavior of the bus; and 4. on the basis of the current driving behavior of the bus, determining whether to trigger a bus priority signal. The method uses the information acquired by using the electronic map and an onboard positioning navigation terminal, and real-time determines whether to trigger a bus priority signal.

The invention discloses a low-voltage transformer area line-changing user topology identification edge calculation method based on HPLC carrier communication, and relates to the technical field of communication. A low-voltage transformer area HPLC carrier communication network is included and is composed of a CCO node and a plurality of STA nodes, the CCO node is configured in a concentrator, andthe STA nodes are branch box monitoring units and are configured in meter box monitoring units. Acquisition equipment of the low-voltage transformer area periodically exchanges acquisition data, the line relation of the installation position of the acquisition equipment can be identified based on the principle of synchronous fluctuation of acquisition data values of the same branch, the whole identification process is operated and verified by each edge equipment, and hardware equipment or master station operation does not need to be added. According to the method, the topological relation of the line-changing users in the low-voltage transformer area is recognized through an edge calculation method on the basis of original collection equipment, hardware cost and main station resources aresaved, and high accuracy and real-time performance are achieved.

The invention provides an optimization method and device. The method comprises the steps of obtaining image data in real time; processing the image data by using a displacement register to obtain displaced data; fusing the cost calculation and the cost aggregation by using a window nesting mode; calculating the data after the displacement; and obtaining cost transfer values. According to the invention, cost calculation and cost aggregation are fused; the implementation of the algorithm in hardware is facilitated, under the condition of large parallax, the storage resources can be reduced by one order of magnitude, the storage resources are no longer bottlenecks of system resources and performance performance, the storage resources are saved, the comprehensive utilization rate of the hardware can be effectively improved, the computing power is increased, and the hardware and development cost is saved.

Provided is a picture sharing method. The method includes the steps that service side equipment is connected with client side equipment through DirectWi-Fi; the service side equipment sends a picture sharing request to the client side equipment; the service side equipment receives a client side verification code from the client side equipment; the service side equipment receives a service side verification code input by a user; the service side equipment judges whether the client side verification code is matched with the service side verification code; if the client side verification code is matched with the service side verification code, the service side equipment transmits real-time pictures to the client side equipment.

The invention discloses an encryption system based on a cloud environment. The system may include multiple virtual encryption machines and multiple application terminals, each application terminal corresponds to at least one virtual encryption machine, and each virtual encryption machine is configured with a service port; For each application end, the application end is used to access the virtual encryption machine through the service port of the corresponding virtual encryption machine to obtain corresponding cryptographic services. Applying the technical solution provided by the embodiment of the present invention, a physical device can be configured with multiple virtual encryption machines through virtualization technology, and the virtual encryption machine cooperates with the application end to provide corresponding cryptographic services for each application end, which can save a lot of money. Much hardware cost and maintenance cost.

The invention provides a chip-level package multi-face light-emitting LED and a packaging method thereof, and a backlight module. The method comprises the following steps of firstly setting and curinga luminescent conversion adhesive coating the front light-emitting surface and the side light-emitting surface of the LED chip; forming and curing a reflective adhesive coating a luminescent conversion adhesive layer in the first state on the front light-emitting surface of the LED chip to obtain a fluorescent adhesive layer and a reflective adhesive layer which are combined with each other and in the second state; reflecting the obtained light emitted from the front light-emitting surface of the LED by a reflective adhesive layer through the luminescent conversion adhesive layer, and emitting the light from the side light-emitting surface of the LED such that the light generated by the LED is emitted from the side light-emitting surface of the LED. Compared with the existing LED emittedfrom the front light-emitting surface, the light-emitting angle is larger and the light mixing effect is better, thereby when used in the backlight field without using an optical lens, eliminating thehardware cost of the optical lens and the labor cost of the mounting and enhancing the light mixing effect while greatly reducing the backlight cost.

The invention discloses a mileage detection method for a magnetic-navigation wheeled autonomous mobile robot, which includes: the first step, determining the laying distance L of magnetic strips or magnetic spikes; the second step, recording the number N1 and N2 of times of failure of a front row of magnetic sensors and a back row of magnetic sensors in terms of detecting magnetic fields when the robot advances; the third step, calculating the current mileage s of the robot according to the following mileage calculation formula: s=[(N1+N2)X(L+A)]/2 or s= [(N1+N2)X(L+2R)]/2, wherein the A is the length of the magnetic strips, and the R is the radius of the magnetic spikes. The gap value of the magnetic spikes or the magnetic strips is obtained by setting the laying distance of the magnetic spikes and the magnetic strips scientifically, and then mileage detection is realized according to the number of times of failure of the front row of magnetic sensors and the back row of magnetic sensors in terms of reading the magnetic fields and the laying distance of the magnetic strips or the magnetic spikes. The mileage detection method is simple in calculation, accurate relatively and free of being affected by external environments, overcomes defects of the conventional mileage calculation method to the utmost extent, and saves cost for hardware and software of the wheeled autonomous mobile robot.

The invention relates to a color ring resistor detection method and device and an automatic optical detection system. The method comprises the steps that the image of a circuit board to be detected is acquired; the image of a color ring resistor is extracted from the image of the circuit board; the candidate area of a color ring included in the color ring resistor is determined based on the image of the color ring resistor; color-identifying is carried out on the candidate area of the color ring to acquire the color value of the color ring; and the color ring resistor is detected based on the color value of the color ring. According to the invention, the hardware cost and the labor cost are effectively saved, and the detection speed of the color ring resistor is greatly improved.

The invention discloses an asset management method and an asset management system. The method comprises steps: a network element management layer sends an asset management request message to a network element agent; the network element agent sends the asset management request message to a base station network element; and then the base station network element, according to the asset management request message, generates an asset management document, and the asset management document is returned to the network element management layer through the network element agent. Compared with the related art in which a network element management layer performs information interaction with a base station network element through a local operation and maintenance layer, thus rendering twin asset management operations generated in the interaction process, the present solution omits the local operation and maintenance layer, changes the original three-layer networking structure to a two-layer networking structure, and upwardly transfers the original asset management function on the local operation and maintenance layer to the network element management layer, and the base station network element is managed directly by the network element management layer. The solution thereby simplifies a user operation process, improves the operation and maintenance efficiency, and also reduces the cost of human resources and the cost of hardware.

The invention discloses a driving device of a seed or fertilizer discharging device. The driving device comprises a land wheel, a land wheel frame and a rack connecting base, wherein the land wheel and a main shaft of the seed or fertilizer discharging device have a transmission relation; the land wheel is mounted on the land wheel frame; the rack connecting base is used for connecting a rack of an agricultural machine; the land wheel frame is rotatably mounted relative to the rack connecting base; a pressure mechanism is arranged between the rack connecting base and the land wheel frame; andthe pressure mechanism is used for enabling the land wheel to keep contact with the ground. According to the driving device of the seed or fertilizer discharging device disclosed by the invention, theland wheel is arranged, and the transmission relation between the land wheel and the main shaft of the discharging device is established, so that the relation between a moving distance of the agricultural machine and the number of rotating turns of the main shaft of the discharging device can be established, and therefore, whether materials discharged by the discharging device are uniformly spread or not is not affected by an operation speed of the agricultural machine, the problem that control is complex when the main shaft of the discharging device is independently driven and controlled isavoided, hardware and control cost can be saved, operation is reliable, and a fault rate is low.

The invention provides a whole-car electrical system for a pure electric formula racing car. The system takes a main controller as a core, performs data transmission based on a CAN bus, and comprisesa driving system, a battery and BMS management system, a safety system and a control and data acquisition system. The driving system is driven by rear wheels and double motors; the battery and BMS management system detects signals of current, voltage, temperature and the like of the battery in real time, dynamically formulates a battery management strategy, and controls the battery to work under aproper working condition by means of thermal management, active equalization management, charging management, discharging management and the like. The safety system detects the state of the racing car in real time, and cuts off all power sources if the state is abnormal; the control and data acquisition system obtains the driving intention of the racing car by combining signals such as a pedal angle sensor and the like, finally realizes the control of a power system, high-voltage safety, hardware early warning protection and the like of the racing car, and solves the problems of complex wiring harness arrangement of the electric racing car, weak CAN signal anti-interference capability, poor robustness of an electrical system and the like.

The invention discloses a filter and a method for eliminating an image error and a related display circuit, which can eliminate all the error values of an image signal so as to save the cost of hardware and signal process time. The filter comprises a plurality of multipliers and an adder, wherein the multipliers receive a plurality of pixel values from a plurality of scanning lines and output the pixel values after multiplying each pixel value by the corresponding weighting coefficient; the adder is used for adding the total output of the multipliers to generate an output pixel value; and the error value of each pixel value has a regularity and the corresponding weighting coefficient is relevant to the regularity, so that the error values can be cancelled when the adder generates the output pixel value.

The invention relates to a high availability method of a two-node Ceph cluster, which comprises the following steps: a timing monitoring step: when two nodes work normally, monitoring whether an opposite-end node crashes or not; if yes, executing a degradation step by the node; after the opposite-end node fails, monitoring whether reconstruction of the opposite-end node is completed or not; if yes, updating the local configuration file; a pre-judgment step: after the fault node is online again, checking whether the local monitor needs to be reconstructed or not; if yes, executing a reconstruction step; a degradation step: deleting an opposite-end monitor in a local directory, marking an rm _ remote label, starting a daemon process of the monitor, limiting the permission of writing, degrading to a read-only state, and deleting the rm _ remote label; a reconstruction step: deleting local monitor data in a local directory, initializing a local monitor, marking a local _ real label, starting a daemon process of the monitor, cancelling the authority of limiting writing, and deleting the local _ real label. Compared with technologies of the prior art, the method has the advantages of reduced hardware and operation and maintenance cost and the like.

The invention discloses a multi-core starting method based on a shared space. The method comprises the following steps of: using an FPGA, hooking the FPGA in an IO space of a core 1, simultaneously hooking the FPGA in CE1 starting FLASH spaces of a core 2, a core 3 and a core 4; simulating the CE1 starting spaces of the cores 2, 3 and 4 through the FPGA, moving a starting program of the core 2 in the FLASH of the core 1 to a shared memory space of the FPGA after starting the core 1; releasing reset of the core 2, making the core 2 to start guide software; making the guide software of the core 2 interact with the core 1; moving application software to the internal RAM space of the FPGA through the shared space of the FPGA;starting the application software to run the application software; and implementing the starting process of the core 3 and the starting process of the core 4 as the above steps. According to the method, hardware cost and size are saved; and in addition, a three-bus interaction control mode of a processor is used. The method has the advantages of good universality, convenient transplantation, low software development cost and higher practical application value.

The invention discloses an automatic distribution method for track take-out boxes, which is characterized in that the number of the track take-out boxes in the method is multiple, all the track take-out boxes are installed on a six-direction track through a walking wheel train and can run along the six-direction track, and position information of each track take-out box is acquired in real time; and automatic meal taking, automatic meal delivering and automatic meal receiving are achieved through mechanization and intellectualization. The invention further discloses an automatic distribution system for the track take-out boxes, which comprises a central control system, and a merchant terminal, a user terminal and a track take-out box control system which are connected with the central control system respectively. Take-out is directly connected to a user home from a merchant source, multiple intermediate transfer links are cut off, and a large amount of various labor costs and hardware costs can be saved. According to the automatic distribution method and the system for the track take-out boxes provided by the invention, overground manual take-out man riding delivery is upgraded to aerial track take-out box unmanned delivery, the delivery efficiency can be ultrahigh in 24 hours, and the occurrence of traffic accidents is reduced.

The invention relates to an operation parameter determination method and device, computer equipment and a storage medium. The method comprises the following steps: acquiring a first operation parameter acquired by target equipment at a previous moment; acquiring a digital twin model matched with the target equipment; inputting the first operation parameter into a digital twin model to obtain a target operation parameter; and determining a second operation parameter of the target equipment at the next moment according to the first operation parameter and the target operation parameter. The application is based on a digital twin model adapted to the environmental parameters of the target equipment at the previous moment, the target operation parameters of the target equipment are determined by processing the first operation parameters, then the second operation parameters of the target equipment at the next moment are determined, and then the target equipment can operate according to the second operation parameters at the next moment. Therefore, a large number of sensors and negative feedback regulation circuits do not need to be installed in the equipment, the occupied space and hardware cost are saved, and the control cost of the equipment is reduced.

The invention discloses a classification method of an intelligent garbage classification bin. The classification method comprises the steps of setting a classified garbage collection route, controlling automatic classification transportation of classified garbage of a small rail garbage bin and a large rail garbage bin and the like. The invention further discloses a classification system of the intelligent garbage classification bin. The classification system comprises a central control system, a classification box control system, a garbage classification control system and the like. According to the method and system, rail garbage classification bins, marks, classification knowledge and the like are set in households of residents for a long time, so that the residents are prompted to develop a good garbage classification delivery habit all the time; classified garbage is directly connected to each garbage recycling station and each garbage treatment plant from the source of the residents, and a plurality of intermediate transfer links are cut off, so that a large amount of various labor costs and hardware costs can be saved; ground manual garbage classification and collection vehicle transportation is upgraded to aerial rail automatic garbage classification unmanned transportation, 24-hour transportation can be achieved, and the efficiency can be ultrahigh.

The invention relates to a heavy vehicle electro-hydraulic servo steering system and a control method capable of suppressing overshoot. The heavy vehicle electro-hydraulic servo steering system comprises a hydraulic subsystem, a mechanical subsystem, a data acquisition subsystem and a controller. The data acquisition subsystem is used for acquiring the actual turning angle of a steering wheel and the pressure of each pressure sensor; the controller calculates and outputs control voltage of the servo driver according to the target rotating angle of the system, the actual rotating angle of the steering wheel and the pressure of each pressure sensor so as to control the hydraulic subsystem. According to the invention, corner closed-loop control of the system can be realized, and system overshoot can be reduced while high-dynamic tracking control of the system can be realized.

The invention aims to provide an equipment on-off control circuit which has fewer elements and is low in cost, simple and practical and a control method thereof. The key points of the equipment on-off control circuit are that each set of equipment has a corresponding control switch which is connected with an input end of a processing unit and that a signal of the control switch is output to the corresponding equipment to control the switching of the equipment after being processed by the processing unit. The processing unit receives the signal from the control switch. When the electrical level of the control switch changes, the processing unit sends a control signal to change the on-off state of the equipment. The equipment on-off control circuit and the control method thereof save an input switch and an input module required by the prior circuit on the premise of realizing an equipment control function, use one switch to control the equipment, and reduce hardware investment, thereby reducing hardware cost and installation cost. The circuit and the method are particularly suitable for industries with extremely high requirements on cost and space such as automobile industry.

The invention discloses an intelligent garbage classification can system which comprises a plurality of classification boxes, a plurality of small rail garbage cans arranged in the classification boxes, a plurality of large rail garbage cans arranged on a six-direction rail and the six-direction rail in butt joint with all the classification boxes. According to the invention, rail garbage classification cans, marks, classification knowledge and the like are set in households of residents for a long time, so that the residents are prompted to develop a good garbage classification delivery habit all the time. The classified garbage is directly connected with each garbage recycle bin and each garbage treatment plant from the source of residents, and a plurality of intermediate transfer links are cut off, so that a large amount of various labor costs and hardware costs can be saved. Overground manual garbage classification and collection vehicle transportation is upgraded to aerial rail automatic garbage classification unmanned transportation, and the 24-hour transportation efficiency is ultrahigh. Different kinds of garbage can be vertically subdivided and transported, and urban environmental protection can be promoted.

The invention belongs to the field of metering instruments, and particularly relates to a metering instrument remote upgrading method based on the Internet of Things. In order to achieve the purpose,the technical scheme adopted by the invention is as follows: the metering instrument remote upgrading method based on the Internet of Things comprises the following main steps that: S1, a single-chipmicrocomputer sends service data to a server platform; S2, determining whether upgrading is required or not between the server platform and the Internet of Things module, if so, skipping to S3, and ifnot, skipping to S6; S3, the Internet of Things module downloads upgrading data from the server platform and informs the single-chip microcomputer of the downloading progress; S4, after downloading of the upgrading data is completed, the single-chip microcomputer selects upgrading time and carries out upgrading; S5, after upgrading is completed, the single-chip microcomputer confirms the upgrading result, and the step S1 is executed again. Aiming at the existing Internet of Things, the Internet of Things module which is not used in the past is used as a firmware transceiving function and firmware analysis of the single-chip microcomputer, and remote upgrading of the single-chip microcomputer of the Internet of Things terminal equipment is realized.

The invention discloses a refrigerant throttling device with a temperature and pressure monitoring function. The refrigerant throttling device comprises a refrigerant throttling device, wherein a low-pressure cut-off switch is arranged above one side of a valve body of the refrigerant throttling device, a refrigeration controller is arranged under one side of the valve body, a signal wire socket is connected under the refrigeration controller, the low-pressure cut-off switch is connected with the refrigeration controller through a low-pressure cut-off signal wire, and the low-pressure cut-off switch is connected with the signal wire socket through another low-pressure cut-off signal wire. The refrigerant throttling device solves the problem that the existing throttling device cannot realize the direct monitoring on the refrigerant temperature and cannot automatically cut off the protection when the air inlet pressure of a compressor is too low, an additional temperature and pressure monitoring device is omitted for the refrigeration system, and the hardware cost and the use space are saved.

The invention discloses a refrigerant throttling device with a temperature monitoring function. The device comprises a refrigerant throttling device, wherein a refrigeration controller is also arranged on the lower surface of the front side of a valve body of the refrigerant throttling device, a main body of the refrigeration controller is a rectangular fixed support frame, the thin end of the fixed support frame is provided with a screw positioning hole, a screw passes through the screw positioning hole to be fixed on the valve body, a thermistor is arranged in the valve body in a position near the liquid state end connecting opening of an evaporator, and two signal wires connected with the thermistor are respectively led out from a hole arranged at the thick end of the fixed support frame. The refrigerant throttling device provided by the invention solves the problem that the existing refrigerant throttling device cannot realize the direct temperature monitoring, an additional temperature monitoring device is omitted for the refrigeration system, the hardware cost and the use space are saved, the temperature of the refrigerant can be directly monitored in the temperature monitoring position, and the temperature monitoring accuracy is improved.

The invention provides an intelligent library management lock based on an NB-IOT technology. Technical problems that networking is complex, power consumption is high and positioning information does not exist when an existing intelligent library management lock builds an Internet of things system are solved. A shell, a battery bin, a control circuit board, a lock cylinder and a lock rope are included. A lock tongue switch detection module and a lock rope on-off detection module are arranged in the lock cylinder. The control circuit board comprises a single-chip microcomputer module, a GPS signal detection module, an NB-IOT communication module, an RFID module and an unlocking execution module. The single-chip microcomputer module is electrically connected with the lock tongue switch detection module, the lock rope on-off detection module, the GPS signal detection module, the NB-IOT communication module, the RFID module and the unlocking execution module. The library management lock canbe widely applied to the warehouse management lock field.

The invention discloses a bit stream frequency measuring device and method. According to the bit stream frequency measuring device and method, a timer interruption triggering unit generates timing interruption and acquires the electric level value of signals to be tested at a certain time point; and an electric level value reading unit actively reads the electric level value of an external frequency signal input pin and stores the electric level value in a bit stream buffer zone each time when interruption is executed; when the bit stream buffer zone is full, timer interruption is stopped; data analysis is performed on a bit stream, so that all rising edges and falling edges in the bit stream are identified; the coordinates of the first and last edge change are recorded, and the number ofsignal half cycles is calculated; and an interruption triggering count calculation module calculates interruption triggering counts averagely occupied by each signal half cycle, an interruption execution time calculation module calculates time for executing timer interruption one time, and a to-be-tested signal frequency calculation module calculates the frequency of the signals to be tested. Withthe bit stream frequency measuring device and method of the invention adopted, an actual frequency measurement upper limit can be extended to 3 times of a theoretical upper limit, and precision is ata millesimal level. The bit stream frequency measuring device and method are suitable for being applied to signal frequency measurement in a CPU.