51results about How to "Reduce the power consumption of the whole machine" patented technology

The invention provides an energy-saving display method and device of a terminal, an LCD module and a terminal and belongs to the field of smart terminals. The energy-saving display method of the terminal comprises, after the terminal enters a static display page, sending a sleep instruction to the main processor of the terminal to instruct the main processor to enter a sleep mode; when an awakening event occurs, sends an awakening signal to the main processor to instruct the main process to exit the sleep mode. The energy-saving display method and device of the terminal can effectively reduce the power consumption of the terminal and prolong the service life of the terminal.

The invention discloses a method for reducing power consumption of WAPI mobile terminal and a WAPI mobile terminal, comprising: caching the received WAPI business in a dynamic cache module, during the process of caching WAPI business data, and the data volume of cached WAPI business data is accumulated to the threshold of the data volume set by the WAPI mobile terminal, the processor module of the WAPI mobile terminal processing the cached WAPI business data. The WAPI mobile terminal comprises a WAPI communication module and a processor module which are connected; a storing module connected with the processor module, further comprises a dynamic cache module respectively connected with the WAPI communication module and processor module. The invention can effectively reduce the overall power consumption of the mobile terminal, reduce the workload of the processor, save the electrical quantity of the mobile terminal and prolong the continuous service time.

The invention discloses a four-field-sequential-color-LCD-based color display method. Local primary desaturation processing is carried out on a color range included by each local backlight region; on the premise that the original image color is reproduced completely, four-field primary colors with minimum chromatic aberration are searched reasonably to carry out color mixing, so that a color breakup phenomenon of the traditional red-green-blue primary color sequential LCD can be suppressed effectively and thus the image quality of the sequential LCD can be improved. Meanwhile, because of full utilization of divided region backlight of the LCD during local primary desaturation processing, the primary color range is reduced and local dimming is realized, so that power consumption of the LCD can be reduced.

The invention discloses a television standby starting method, a television and a computer readable storage medium. The television standby starting method comprises the following steps: when an STR standby instruction is received, obtaining hardware running status information of the television, and obtaining configuration information of a memory in a self-refresh mode; storing the hardware runningstatus information of the television in the memory, and storing the configuration information of the memory in a preset single chip microcomputer; releasing hardware resources being used by the television and freezing the process; and controlling hardware excluding the memory and the single chip microcomputer to turn off, so that the television enters an STR standby state. By adoption of the television standby starting method disclosed by the invention, only the power supply of the memory and the single chip microcomputer are needed, thereby reducing the overall power consumption of the television in the STR standby state, and the television is more in line with the concept of energy saving and environmental protection.

The invention provides a low power consumption intelligent express box and a logistics system. The low power consumption intelligent express box comprises an express box body, a positioning module and a communication module arranged in the express box body, and a display which is arranged at the outer surface of the express box body. The positioning module is used for acquiring position information of the express box body. The communication module is used for sending the position information to an external device. The display is used for displaying express information when a scanning gun current signal is detected and is in a dormant state when the scanning gun current signal is not detected. According to the express box, the positioning of the express box is carried out through the positioning module, the position information of the express box can be obtained in real time, and the safety of express delivery is improved. At the same time, the display is in the dormant state usually, the express information is not displayed, only when a scanning gun scans a display screen, the express information is displayed, the power consumption of the express box is reduced, and the safety of the recipient or sender information is ensured.

The invention provides an embedded processing circuit of an electric control combination of a carrying section, wherein the circuit is applied on the electric control combination to carry out detector function control and detection of relevant feedback signals. According to the electric control combination, functional requirements and characteristics of input and output signals are realized. The embedded processing circuit provided by the invention analyzes circuit design through modularization and mainly comprises an analog signal detection circuit, a state signal detection circuit, an embedded control processing circuit and a secondary electric power supply conversion circuit. The electric control combination of the carrying section converts and conditions digital control commands sent by the ground or a carrier into an analog quantity by an internal embedded DSP chip and then sends the analog quantity to each detector; main functional parameters and internal self-inspection parameters of the detector are collected; and the parameters are sent to a ground detection launch control system by RS-422 balance communications for decoding and analysis.

The invention discloses integrated wireless handheld color Doppler ultrasound equipment. The integrated wireless handheld color Doppler ultrasound equipment comprises an upper shell, a lower shell, a display screen, a PCB (printed circuit board), a battery, a thermal-insulation protection board, a thermal conduction board, a probe shell and high-performance thermal conduction filler, wherein the display screen is mounted on the upper shell which is mounted on the lower shell, and the probe shell is mounted at the ends of the upper shell and the lower shell through a detachable structure. The integrated wireless handheld color Doppler ultrasound equipment has the advantages that an integrated design is adopted, a large ultrasound host requiring multiple PCBs originally is integrated on one small PCB, and accordingly the size of the equipment is decreased substantially, overall power consumption of the equipment is reduced and stand-by time is prolonged; through connection between a WIFI module and a processing terminal, mobile phones, tablet computers and computer equipment which are used extensively currently are used fully, a handheld color Doppler ultrasound system is structurally simplified, processing capacity of the terminal is enhanced, and accordingly the integrated wireless handheld color Doppler ultrasound equipment is simple in structure, small in size and convenient to use.

The invention discloses a low-power soil temperature and humidity detection device capable of dynamically adjusting measurement and reporting periods. The soil temperature and humidity detection device includes a soil temperature and humidity sensor, a short-range wireless communication gateway and a user control terminal. The soil temperature and humidity sensor includes a short-range wireless communication module and a soil temperature and humidity detection module. The short-range wireless communication gateway includes a short-range wireless communication module, an Internet communication module and an intelligent measurement control module. The user control terminal refers to a mobile phone, a computer and so on which can be connected to the user terminal on the Internet. The intelligent measurement control module dynamically adjusts the measurement and reporting periods and a reporting threshold value of the soil temperature and humidity sensor according to a series of external input condition values, so as to effectively reduce the overall power consumption of the soil temperature and humidity sensor while enhancing the user experience.

The invention provides a device and method for reducing the power consumption of satellite positioning equipment through an inertia measurement unit. A satellite positioning unit can be switched between a low-power-consumption standby mode and a normal power consumption operation mode by arranging a work mode control unit, the precision of satellite navigation positioning results can be easily ensured, the power consumption of the satellite positioning equipment can also be reduced, and the use effect of the battery electric quantity is improved. The device comprises a main control unit in thesatellite positioning equipment and the satellite positioning unit, and is characterized in that the inertia measurement unit is arranged in the satellite positioning equipment, the inertia measurement unit is connected with the main control unit, and the main control unit is connected with the satellite positioning unit through the work mode control unit.

The invention discloses a self-sinking self-floating type underwater sound signal acquisition and storage device, a putting method and a recycling method. The device comprises a supporting rod, a floating ball (1) for increasing floating force to the device, a hydrophone (2) used for acquiring an underwater sound signal and a metal barrel (3), wherein the floating ball (1) is arranged on the top of the supporting rod, the metal barrel (3) is arranged on the bottom of the supporting rod, the hydrophone (2) is fixedly arranged on the side wall of the supporting rod, the bottom of the metal barrel (3) is equipped with a detacher (5); the detacher (5) is connected to a heavy object (6); a storage plate and an underwater sound release mechanism are arranged in the metal barrel (3); the storageplate is used for processing an underwater sound signal received by the hydrophone (2), and storing the processed underwater sound signal in the form of a data file according to the time information;and the underwater sound release mechanism is used for releasing the heavy object (6) by controlling the state of the detacher (5), so that the whole device floats out of a sea surface under driving of the floating ball (1), and device recycling is realized through positioning information.

The embodiment of the invention relates to the technical field of family education, and discloses a wrong touch prevention voice wake-up method and family education equipment. The method comprises thesteps: detecting whether a first voice signal comprising a wake-up keyword is received or not when the family equipment is in a sleep state; enabling the family equipment to extract the voice features of the first voice signal from the first voice signal if the first voice signal comprising the wake-up keyword is received; enabling the family education equipment to judge whether the first voice signal belongs to a specific voice segment or not according to the sound features of the first voice signal, wherein the specific voice segment at least comprises a demonstration audio and video or anaudio and video popularization advertisement comprising the wake-up keyword; and switching the sleep state of the family education equipment to an instruction waiting state if the first voice signal does not belong to the specific voice segment. According to the embodiment of the invention, the method can reduce the overall power consumption of the family education equipment, and facilitates the extending of the duration of the family education equipment.

The invention provides a ground digital TV five-channel merging modulator which includes power adjustment, where 0-3dB power adjustment and 0.5dB stepping are employed to realize FPGA of IQ two paths of each channel multiplying by a fixed coefficient; upper sampling by inserting three zeros in each two sampling points to realize four-time up-sampling of baseband signals, and by suppressing mirror image frequency spectrum by a cascade Nyquist filter after interpolation; low-intermediate frequency modulation by employing a direct digital frequency synthesizer to generate orthogonal frequency signals required for modulating 15 frequency points; and merging amplitude limit by employing a ternary tree structure to optimize an adder, conducting amplitude limiting processing for the output of the adder, outputting to DA from orthogonal modulation and power amplification to radio frequency output. Compared with five independent modulators, the ground digital TV five-channel merging modulator has the same performance, substantially reduces cost and power consumption, and has higher practical value.

The invention provides an energy-saving management circuit. The circuit is used in an electronic device and comprises a power supply management unit, a power supply control circuit, an input-output chip and a south bridge, wherein the power supply management unit comprises a power supply management chip, the power supply management chip is used for outputting a low-level voltage control signal to the power supply control circuit when the electronic device is started, so that the power supply control circuit is controlled to provide driving voltage for the input-output chip and the south bridge; and the power supply management chip is also used for outputting high-level voltage control signal to the power supply control circuit when after the electronic device performs shutdown operation, so that the power supply control circuit is controlled to stopping providing driving voltage for the input-output chip and the south bridge. The energy-saving management circuit can reduce the overall power consumption of the electronic device after shutdown effectively.

The invention relates to a novel controlling moment gyro framework assembly structure. The novel controlling moment gyro framework assembly structure comprises a sealed cover, a frame, a sealed cover cushion block, a frame rim and an external thread taper bolt. The external thread taper bolt is used by the frame for positioning the frame rim, the frame is used by a screw for fastening the frame rim, and is used for supporting a high-speed rotor, the screw is used by the sealed cover cushion block for fastening the frame rim, and is used for positioning the sealed cover. According to the novel framework assembly structure, a bearing member/sealing member separating structure is employed, a sealing system composed of the sealed cover and the frame rim is used for bearing atmospheric pressure difference of the framework assembly, the frame is used for supporting the high-speed rotor, a high-speed shaft is far from a solder side of the sealed cover, accurate loading of a high-speed bearing is ensured, and whole machine power consumption is reduced, influence on the high-speed shaft by instantaneous high heat during a welding process is eliminated, and the assembling precision detection and high-grade dynamic balancing precision are realized.

The present invention relates to a bipolar energy recovery holding circuit and its energy recovery holding method. It is an image display drive method used in slot-type plasma display panel, in particular, it relates to a new-type bipolar energy recovery holding circuit adopted in holding pulse circuit, and can be used for further reducing power consumption of slot-type plasma display panel. It is characterized by that the output end of its voltage control circuit is respectively connected with positive voltage holding voltage pulse generator, energy recovery holding circuit, negative voltage holding voltage pulse generator and PDP line high-voltage drive IC chip, and the output end of the energy recovery holding circuit is respectively connected with positive voltage holding voltage pulse generator and negative voltage holding voltage pulse generator, the output ends of positive voltage holding voltage pulse generator and negative voltage holding voltage pulse generator are connected with PDP line high-voltage drive chip, and the output end of PDP line high-voltage drive chip is connected with the slot-type plasma display panel.

The invention relates to a light supplement control method, electronic equipment and a storage medium. The method comprises the following steps: acquiring a first image of a preset area collected by a first camera of the electronic equipment; performing target detection on the first image, and determining whether a target area exists in the first image; under the condition that a target area exists in the first image, determining a predicted distance between an object corresponding to the target area and the electronic equipment according to the size of the target area; and adjusting the brightness of a light supplementing lamp of the electronic equipment according to the predicted distance. According to the embodiment of the invention, the overall power consumption of equipment can be reduced.

The invention discloses a heat meter metering system and method based on cloud computing, relates to the technical field of heat meters, and solves the technical problems of large load, high cost andpoor computing power caused by integration of multiple functions of data acquisition, computing, processing and the like of a heat meter in the prior art. The system comprises a detection unit, a communication unit, a cloud management system and an application terminal, 5G communication and other technologies are applied, and mass connection and rapid data transmission are achieved. According to the invention, heat calculation and data storage are transferred to the cloud; the cost of a calculator chip of the terminal heat meter and the overall power consumption of the heat meter are greatly reduced, meanwhile, the dependence on foreign imported chips is reduced, and when the terminal needs to check accumulated flow, accumulated heat or historical data, the cloud computing platform can also transmit the data back in real time, so that data sharing is realized. In addition, a big data analysis technology is adopted, processing of various data information is achieved, and the data analysis capacity is improved.

The invention provides a power management circuit which comprises a single chip and a plurality of logic circuits. The single chip is provided with a plurality of input and output (IO) interfaces which are used for sending high and low level signals in a round-robin mode. Each logic circuit comprises a voltage stabilizer, a peripheral circuit which guarantees the voltage stabilizer to work normally and a pressure sensor. In the work process of the power management circuit, the single chip supplies the high and low level signals to an enable pin of the voltage stabilizer of each logic circuit in a round-robin mode, and therefore the voltage of an output end of the voltage stabilizer in each logic circuit is controlled. The voltage of the output end of the voltage stabilizer controls the pressure sensor to work, a round-robin mode is used in the power management circuit for supplying power to the pressure sensor, so that the pressure precision of detected gas is guaranteed, and meanwhile the power consumption of an intelligent valve positioner is saved.

The invention relates to a radar signal light intensity distribution technology, in particular to a radar ranging method. A laser radar provided by the invention adopts signal light with different divergence angles, the first measurement distance uses the signal light with the first divergence angle, the second measurement distance uses the signal light with the second divergence angle, and the third measurement distance uses the signal light with the third divergence angle. Conversion of signal light of different divergence angles is achieved through switching of different light sources or processing of the same light source signal light through using an optical element. Because the larger the signal light detection distance is, the larger the divergence angle is, and the greater the required signal light energy is, the signal light with the smaller divergence angle is selected to detect the long distance, and the detection distance can be effectively increased under the condition that the existing signal light energy is not changed; or under the condition that the required detection distance is not changed, the signal light energy and the whole machine power consumption are effectively reduced, the operability is strong, and the applicability is strong.