32results about How to "Energy consumption is minimized" patented technology

A vibratory rate z-axis gyroscope is characterized by drive-mode and sense-mode quality factors and rate sensitivity and is fabricated with at least two decoupled vibratory tines, a levered drive-mode mechanism coupled between the tines to structurally force anti-phase drive-mode motion of the tines at a predetermined drive frequency, to eliminate spurious frequency modes of the anti-phase drive-mode motion of the tines lower than the predetermined drive frequency and to provide synchronization of drive- and sense-mode motion of the tines, and a sense-mode mechanism coupled between the tines arranged and configured to provide a linearly coupled, dynamically balanced anti-phase sense-mode motion of the tines to minimize substrate energy dissipation and to enhance the sense-mode quality factor and rate sensitivity.

The invention discloses a motorcade-based vehicle task unloading decision and overall resource allocation method, which is applied to the fields of wireless communication technology and edge computing, and aims at solving the problems of limited coverage and computing resources of a server and unstable connection link caused by high-speed mobility of vehicles in the existing vehicle edge computingmethod. According to the method, the motorcade and the RSU with the edge computing capability are used for providing task processing services for task unloading vehicles, joint optimization of task and resource allocation is carried out, and time delay and energy consumption of vehicle-mounted task execution under the Internet of Vehicles environment are minimized; according to the method, the computing power of a plurality of vehicles is aggregated, the head vehicle is used as a task unloading point, secondary unloading of the task is completed according to the computing resource and the communication link condition of the fleet, and the spectrum resource is allocated in the fleet, so that the communication overhead of internal interaction of the fleet is reduced, and the transmission reliability in a vehicle network topology rapid change environment in the Internet of Vehicles is improved.

A semiconductor integrated circuit device includes: a target circuit whose at least power supply voltage is variable; a power supply voltage providing circuit feeding the target circuit with a power supply voltage; and a minimum energy point monitor circuit detecting an energy-minimizing power supply voltage which minimizes a change in the energy consumed by the target circuit upon a change in the power supply voltage. The power supply voltage delivered by the power supply voltage providing circuit is controlled so as to be equal to the energy-minimizing power supply voltage detected by the minimum energy point monitor circuit.

A nuclear magnetic resonance apparatus includes a dewar containing a low-temperature liquid refrigerant, a prepolarization coil disposed inside the dewar and including a superconducting wire, a prepolarization coil driving unit for intermittent application of current to the prepolarization coil in a capacitor charge / discharge method to generate a prepolarization magnetic field, a sensor unit for measuring a nuclear magnetic resonance signal from a sample to which a prepolarization magnetic field is applied with the prepolarization coil, and a readout magnetic field generation unit for applying a readout magnetic field to the sample.

A vibration motor comprising at least one stationary part and one part driven to move relative to the fixed part, together with excitation that is suitable for exerting forces that tend to move rigid contact sectors presented by the fixed part and / or the moving part and to cause the rigid sectors to vibrate in vibration modes that combine tangential vibration and normal vibration, thereby driving the movement of the moving part, the motor presenting for the tangential vibration or the normal vibration a main resonant mode and at least one secondary resonant mode, wherein the secondary resonant mode is at a frequency that is substantially equal to a harmonic frequency of the main resonant mode.

The present invention relates to a frying device which can prevent the sediments of cooked food from sticking to the upper side of an inclined lower plate that forms an oil cask through the circulation of oil filled inside the oil cask, the frying device comprising: a case; an oil cask having a circumference-fixing part and a cylindrical pipe, and provided with an inclined lower plate in an open lower part of the cylindrical pipe; two ultrasonic vibration units provided in the front part and the rear part of the oil cask; two heater units provided on both sides of the oil cask so as to release heat; a sediment collection cask fixed so as to communicate with the oil cask; a filtering circulation unit provided between the sediment collection cask and the oil cask, and filtering oil so as to circulate and put the filtered oil into the oil cask; and a control unit for controlling the ultrasonic vibration units, the heater units, and the filtering circulation unit, and having an operating portion connected thereto.

A method for measuring impedance of a tissue (20), consisting of charging a capacitor (C15) to a potential, and discharging the capacitor for a discharge period through the tissue. The method further consists of measuring a voltage drop on the capacitor over the discharge period and determining the impedance of the tissue responsive to the potential, the voltage drop, and the discharge period.

A turbofan for blowing comprises: a base plate having a hub protruding from a center thereof; a plurality of blades disposed on an outer circumerenti al surface of the base plate with a constant interval therebetween in a circumferential direction; and a shroud connected to the blades in opposition to the base plate. An outer diameter of a fan, a height of the blade, an inner diameter of the blade, an inner diameter of the shroud, an entrance angle of the blade, an exit angle of the blade, etc. are designed with an optimum condition, there by improving a blowing efficiency for cool air and reducing power consumption and noise.

The invention discloses a scheduling method for charging a task unmanned aerial vehicle in the air by a charging unmanned aerial vehicle. The scheduling method is used for scheduling the charging unmanned aerial vehicle to charge the task unmanned aerial vehicle executing a task in the air. According to the method, a remote charging or near-field charging mode is determined according to the charging demand of a task unmanned aerial vehicle, then classification modeling calculation is performed according to the participation number of the charging unmanned aerial vehicles, and the method comprises the steps of establishing a model of a charging scheduling problem of a single charging unmanned aerial vehicle and establishing a model of a charging scheduling problem of a plurality of charging unmanned aerial vehicles for solving; and finally, a charging scheduling strategy of the charging unmanned aerial vehicle is optimized based on a deep reinforcement learning or multi-agent reinforcement learning algorithm, the charging unmanned aerial vehicle makes a decision according to the optimized strategy and the state of the current environment, and charging of the task unmanned aerial vehicle is completed according to a charging scheduling instruction. According to the method, the task completion time of the task unmanned aerial vehicle is shortest, the task unmanned aerial vehicle is fairly charged, and the charging scheduling strategy of the charging unmanned aerial vehicle is optimized.

A video encoding system for dynamically managing energy, a data rate and data distortion is disclosed. The video encoding system for dynamically managing the energy, the data rate and the data distortion includes one or more sensors, an encoder configured to encode a signal obtained by the one or more sensors, an event sensing unit configured to determine whether an event is generated from the signal obtained by the one or more sensors, a memory configured to store the signal encoded by the encoder, a power supply unit configured to supply power to the one or more sensors, the event sensing unit, the encoder or the memory, and an control unit configured to control configuration of the energy supplied to the one or more sensors, the event sensing unit, the encoder or the memory.

The present invention relates to a washing machine driving device, a washing machine having the same, and a washing machine driving method thereof, that is, by combining a double-rotor double-stator double-power drive motor and a planetary gear device to form a reverse-direction drive based on a pulsator and a washing tank When the washing water flows in the opposite direction, the energy consumption can be minimized, and a powerful three-dimensional washing water flow with high washing degree can be formed. The above-mentioned washing machine driving device includes: a driving motor of a double-rotor double-stator manner, having an inner rotor and an outer rotor independently controllable through the double stators; The resulting variable speed output is controlled by means of a second input applied from the remaining rotor to the ring gear. When performing a washing process, the pulsator has a stop time when switching the rotation direction clockwise and counterclockwise, and the washing tub is driven in the opposite direction to the rotation direction of the pulsator before the end of the driving time.

A method and system are provided for variably adjusted voltage of the LDC applied with an IBS (Intelligent Battery Sensor). The LDC output voltage control mode is determined in each of three driving modes, and the high electric loads are separated into two or more groups. The LDC output voltage value and the order priority are differentiated based on the durability of the auxiliary battery. Additionally, an LDC output voltage order table is generated according to the driving mode and the SOC state based on the auxiliary battery SOC information obtained from an IBS. Thus, consumed energy of the LDC and an energy consumption amount of the auxiliary battery are minimized, thus improving fuel efficiency.

The invention discloses a wireless sensor network routing method based on a dynamic reachable domain. According to the wireless sensor network routing method based on the dynamic reachable domain, through utilization of the feature that nodes have a plurality of neighbor nodes, and the energy consumption is reduced by employing the farthest hop distance. Moreover, the residual energy of the nodes is taken into consideration, the priorities of the neighbor nodes are sorted according to the distance and the energy consumption, and the optimum nodes are selected for transmission. The nodes are in monitoring states, when the nodes are selected as relay nodes, transmission work is carried out. For the data relay problem in a one-dimensional (1-D) queue network, a routing algorithm based on the dynamic reachable domain is provided, thereby minimizing the energy consumption and maximizing the network service life. The distance among the nodes and the residual energy of the nodes are taken into consideration at the same time, and the nodes with relatively low energy are protected. A simulation result indicates that according to the algorithm based on the dynamic reachable domain provided by the invention, the network service life is prolonged well, and the network performance is improved.

A steam generation apparatus for a washing machine includes: a case having an accommodating space for storing water; a heater disposed inside the case to heat the water stored in the case; and a heater overheating prevention unit for cutting off power of the heater when the heater is overheated above the set temperature, so that a fire and deflection of a case can be prevented by preventing overheating of the heater by cutting off power being supplied to the heater when the heater is overheated due to malfunctions of a water level sensor or a clogged spray nozzle or a clogged flow passage.

The invention discloses a fleet-based vehicle task offloading decision-making and overall resource allocation method, which is applied to the field of wireless communication technology and edge computing. In the existing vehicle edge computing method, the coverage of the server and the limited computing resources and the high speed of the vehicle The problem of unstable connection links caused by mobility; the present invention provides task processing services for vehicle fleets and RSUs with edge computing capabilities for task offloading vehicles, and performs joint optimization of task and resource allocation, enabling on-board task execution in the Internet of Vehicles environment The time delay and energy consumption of the vehicle are minimized; and the computing power of multiple vehicles is aggregated, and the leading vehicle is used as the offloading point of the task, and the secondary unloading of the task is completed according to the computing resources and communication link conditions of the fleet, and spectrum resources are allocated in the fleet , which reduces the communication overhead of the fleet's internal interaction and improves the transmission reliability in the environment of rapid changes in vehicle network topology in the Internet of Vehicles.

The invention relates to the control and adaptation of transmit parameters for wireless communication between a transmitter (TX) and at least one receiver (RX) to provide joint power and link adaptation. A basic idea of the invention is to collectively determine the transmit duration (T) and transmit power (P) of the transmitter based on minimization of a given objective function representative of total consumed energy, on both the transmitting side and the receiving side, with respect to transmit duration and / or transmit power. In effect, this means that link transmit parameters are determined based on the energy consumption on both the transmitting side and the receiving side. In addition, both transmit power and transmit duration are varied, while minimizing overall consumed energy.