76results about How to "Reduce waste of power consumption" patented technology

The application discloses a miniature embedded code scanning system and a miniature embedded code scanning method for a mobile intelligent terminal. The miniature embedded code scanning system for the mobile intelligent terminal comprises a scanning setting module used to set code scanning modes, a collimation module used to lock and collimate an image area of a bar code to be scanned, an acquisition module used to grab a bar code image of the image area, a processing module used to perform digital processing on the grabbed bar code image grabbed so as to output data information of the bar code image and a decoding module used to receive the data information, decode the data information and output a result obtained after the data information is decoded. The miniature embedded code scanning system and the miniature embedded code scanning method for the mobile intelligent terminal have the advantages of 1) reducing code scanning cost, being of a structure based on existing scanning components of the mobile intelligent terminal, adding the simple collimation module, and achieving the advantage that cost is far lower than cost of a professional camera; 2) improving scanning efficiency, and enabling a user to conveniently and rapidly collimate the bar code to be scanned; 3) improving application effects, automatically detecting environment illumination, automatically controlling light supplementary work according to the illumination, and reducing power consumption.

The invention provides a display control method applied to a mobile terminal, and a touch screen of the mobile terminal is in a screen turning-off mode. The display control method comprises the steps that status data of the mobile terminal is collected; a response strategy on an input trajectory of a user is determined according to the status data; the received input trajectory of the user is responded according to the response strategy so as to control a working status of the touch screen. The invention further provides a display control device. The status of the mobile terminal is detected through a sensor on the mobile terminal, whether the mobile terminal is used by the user currently or not is judged, a response mode of the mobile terminal to the input trajectory of the user is determined according to the judgment result, if it is considered that the mobile terminal is not used by the user currently, the mobile terminal does not respond to a function corresponding to the input trajectory of the user, and power consumption waste caused by the fact that the mobile terminal is lit due to touch by mistake is reduced.

The invention provides a method and a device for controlling external equipment. A crystal oscillator clock of the external equipment is closed and is in the standby state, and the method comprises the following steps: the external equipment responds to an interruption to receive a control signal, and the crystal oscillator clock signal of the external equipment is restored; and the external equipment executes the interrupt processing. The invention, by directly inputting the control signal to the external equipment in the standby state to restore the crystal oscillator clock signal of the external equipment, and without needing to restore the normal working state of the main frame connected with the external equipment to drive the external equipment, realizes the operation of the external equipment in the standby state of the main frame, and saves power consumption due to restoration the main frame to work in the normal mode.

The embodiment of the invention discloses a terminal equipment scheduling method. The scheduling method is used for reducing power consumption waste of the terminal equipment. The method provided by the embodiment of the invention comprises the following steps: terminal equipment sends first information to a base station, wherein the first information is used for indicating a time domain positionmeasured by the terminal equipment; and the terminal equipment determines a target time domain position according to the first information, wherein the target time domain position is a time domain position that the terminal equipment can receive scheduling of the base station.

The invention provides a communication control method for an interconnected satellite terminal, and the method comprises the steps of enabling the interconnected satellite terminal to collect the equipment information of the interconnected satellite terminal, and transmit the equipment information to a monitoring platform; acquiring time information of a satellite network searched by the interconnected satellite terminal in a future time period, wherein the time information is predicted by the monitoring platform according to the equipment information and the sending time of the equipment information; and after the mobile network communicating with the monitoring platform is lost, enabling the interconnected satellite terminal to switch the satellite network to communicate with the monitoring platform again according to the time information. The method provided by the invention can effectively reduce the power consumption waste of the interconnected satellite terminal.

The invention provides a wireless charging board and a wireless charging method and system. The wireless charging board comprises a detector and a controller. The detector is used for obtaining wireless charging information corresponding to an external charging device when detecting that the external charging device is placed on the wireless charging board, and the controller is used for generating a charging coil matched with the external charging device below the external charging device according to the wireless charging information and wirelessly charging the external charging device. According to the wireless charging board, the wireless charging method and the wireless charging system, the wireless charging efficiency can be improved, and the power consumption waste can be reduced; the matching of the charging coil and the external charging device can be automatically realized without user operation, so that the user experience can be improved; and when a plurality of external charging devices are placed on the wireless charging board, a plurality of charging coils matched with the external charging devices can be generated according to the wireless charging information of the external charging devices, the process is simple, and wireless charging of the external charging devices can be achieved.

The invention provides a vehicle-mounted charger measurement and control circuit and method, and the circuit comprises a signal collection module which collects a charging signal of a charger; acquiring a first voltage signal through a vehicle-mounted power supply; the first control module obtains and outputs an awakening instruction according to the charging signal, and the awakening instruction comprises a second voltage signal and a third voltage signal; the switch module obtains a voltage difference between the first voltage signal and the second voltage signal by comparing the first voltage signal with the second voltage signal, and when the voltage difference is matched with a preset threshold voltage, the output end of the switch module is in a power-on state; the second control module supplies power to the second control module according to the power-on state of the switch module, obtains a third voltage signal when the second control module is in the power-on state, and triggers the second control module to control the charging connection of the charger according to the third voltage signal, so that the charger is electrically connected with the vehicle-mounted power supply; the two control modules coordinate with each other, and power consumption is reduced while the awakening function of the charger is met.

The present disclosure discloses a device and method for performing multiple transcendental function operations, the device includes a pre-processing unit group, a core unit and a post-processing unit group, and the pre-processing unit group is used to transform an externally input argument a It is the coordinate x, y, angle z, other information k, and determines the operation mode mode adopted by the core unit; the core unit is used to perform trigonometric or hyperbolic transformation on the coordinate x, y, angle z, and obtain the transformed coordinate x′ , y′, angle z′ and output to the post-processing unit group; the post-processing unit group is used to input the coordinates x′, y′ and angle z of the core unit according to the remaining information k and function f input by the pre-processing unit group ’ Transform to obtain the output result c. The present invention solves the problems of excessive overhead of general-purpose processor and insufficient precision of pure linear approximation, and effectively improves support for various transcendental function operations.

The invention discloses a continuous time linear equalizer with adjustable power consumption, which comprises a continuous time linear equalizer circuit CTLE and a MOS transistor bias circuit Bias2 connected with the continuous time linear equalizer circuit CTLE, wherein the MOS transistor bias circuit Bias2 is composed of the A circuit part and the B circuit part connected with the A circuit part, the B circuit part is composed of several sub-circuits connected in sequence, and the first sub-circuit in the several sub-circuits is connected with the A circuit part and the second sub-circuit in turn, The nth subcircuit in the plurality of subcircuits is connected to the continuous time linear equalizer circuit CTLE and the n-1th subcircuit in turn. Beneficial effects: on the premise that the structure and function of the continuous-time linear equalizer remain unchanged, the designed bias circuit is used to adjust the static bias current of the equalizer to realize adjustable power consumption of the equalizer.