211results about How to "Realize power saving" patented technology

In a display driving circuit according to the present invention, not all the pixel values (example : 0˜255) but only the values (example : 179˜255) of the significant partial range (N˜100%) have data of histogram of pixels of an image as a partial histogram, and when the pixel (Ds) at the significant t% rank order of the entire histogram is within the range of the partial histogram, the display driving circuit performs its operation in the same manner as in the case where it has the entire histogram, and when the pixel (Ds) is out of the range, the display driving circuit uses the range minimum value (N) in the place of the pixel of the significant t% rank order and performs its operation.

A low-current FN channel scheme for erase, program, program-inhibit and read operations is disclosed for NAND NVM memories. This invention discloses a block array architecture and 3-step half-page program algorithm to achieve less error rate of NAND cell threshold voltage level. Thus, the error correction code capability requirement can be reduced, thus the program yield can be increased to reduce the overall NAND die cost at advanced nodes below 20 nm. As a result, this NAND array can still use the LV, compact PGM buffer for saving in the silicon area and power consumption. In addition, the simpler on-chip state-machine design can be achieved with the superior quality of less program errors.

An embodiment of the invention provides a power saving method based on a discontinuous receiving function. The power saving method based on the discontinuous receiving function comprises: a terminal receives configuration information for discontinuous DRX parameter receiving of network voice call VoIP service sent by a base station; when the terminal is in a DRX activation state, the terminal performs one-time PDCCH blind detection in a long DRX Cycle when the VoIP service is in an activation period; the terminal perform one-time or two-time blind detection in a short DRX Cycle when the VoIP service is in a silence period; the terminal is in a DRX non-activation state and performs one-time or two-time blind detection in the short DRX Cycle when receiving MAC DRX CE sent by the base station. In the scheme, by setting the long DRX Cycle in the configuration information of VoIP service DRX parameters sent by the base station, the PDCCH blind detection times are decreased, and the power saving purpose is achieved.

MAID (Massive Array of Idle Disks) technology can not stop an array group in a time zone in which if any access is made to the array group desired to be stopped. For realization of power saving, the power may be stopped in a time zone when there is no access, but frequent power-on or power-off has a possibility of shortening the life of a physical disk. In addition, if plural physical disks are collectively activated in a particular period, the power consumption of a storage system as a whole in that period is increased sharply, so that there is a possibility that the stable operation of the storage system is adversely affected. For realizing power saving, plural tasks using the storage system is by scheduled and the task execution and the power-on and power-off of a power controlled unit is controlled based on the schedule selected by a user.

The present invention provides a power transmission control device, a power transmitting device, a non-contact power transmission system, an electronic instrument, and a power transmission control method. The invention may improve reliability, convenience, and reduce power consumption, size and cost of the non-contact power transmission system. A power transmission control device (20) provided in a power transmitting device (10) includes a power-transmitting-side control circuit (22) that controls power transmission to a power receiving device (40), the power-transmitting-side control circuit (22) causing the power transmitting device (10) to perform intermittent temporary power transmission, detecting a response from the power receiving device (40) that has received the power due to the temporary power transmission to automatically detect installation of a power-receiving-side instrument (510), and causing the power transmitting device (10) to perform continuous normal power transmission to the power receiving device (40) when the installation of the power-receiving-side instrument has been detected. A foreign object detection process may also be performed in combination.

The invention relates to a portable electronic product, specifically to a battery power guaranteeing method and a battery power guaranteeing apparatus for the portable electronic product and a mobile terminal. The method comprises the following steps: detecting current battery power of a system; analyzing battery power usable time; and sending a power maintenance prompt message used for prompting a user to carry out charging and / or power saving when the battery power usable time is lower than expected battery usage time. The apparatus comprises a battery power detector, a battery power usable time analyzer, a power maintenance controller and the like. Through continuous detection of current battery power of the system, the power maintenance prompt message used for prompting the user to carry out charging and / or power saving is sent when the analyzed battery power usable time is lower than the expected battery usage time. The mobile terminal has the function of active prompting for charging / power saving in an important time period, which is beneficial for guaranteeing that power sufficient for normal usage of the portable electronic product is maintained in the important time period when the user goes to or gets off work or in other important time periods, so product performances are improved and demands of the user are satisfied.

A low-current FN channel scheme for erase, program, program-inhibit and read operations is disclosed for NAND NVM memories. This invention discloses a block array architecture and 3-step half-page program algorithm to achieve less error rate of NAND cell threshold voltage level. Thus, the error correction code capability requirement can be reduced, thus the program yield can be increased to reduce the overall NAND die cost at advanced nodes below 20 nm. As a result, this NAND array can still use the LV, compact PGM buffer for saving in the silicon area and power consumption. In addition, the simpler on-chip state-machine design can be achieved with the superior quality of less program errors.

The invention discloses an illumination system of an intelligent controlled LED tunnel lamp and the application thereof, which comprises a power supply and distribution device, a group of structure including a plurality of LED tunnel lamps that consist of tunnel lamp burners, direct current drive working power and control units. A sensing signal recognition processor added with a temperature sensor is arranged in each control unit of the LED tunnel lamps in the invention; the front end of the sensing signal recognition processor is successively connected with a sensor signal converting processor and a vehicle detecting sensor through a preposed sensing signal transmission channel in a many-to-one way; signals from the temperature sensor and the vehicle detecting sensor are treated uniformly by the sensing signal recognition processor. The invention can recognize whether vehicles comes from the front of the tunnel so as to control whether the LED tunnel lamps are lightened, and the driving current of the LED tunnel lamp caps or the lightened number of the LED tunnel lamps can be adjusted and controlled according to the detected environment temperature in the tunnel without reducing the brightness of the tunnel lamps, thus realizing the power saving and prolonging the working life of the tunnel lamps.

A position pointer is provided for use with a position detection sensor, capable of achieving power saving. The position pointer includes: a first electrode configured to receive an AC signal from a position detection sensor; a transmission signal production circuit configured to produce a position signal, based on which the position detection sensor detects a position of the position pointer; a second electrode different from the first electrode and configured to transmit the position signal to the position detection sensor; a signal detection circuit configured to detect whether or not the AC signal from the position detection sensor is received through the first electrode; and a transmission controlling circuit configured to control transmission of the position signal through the second electrode to the position detection sensor in response to an output from the signal detection circuit. Corresponding to the situation of detecting an AC signal received by the first electrode and coming from the position detection sensor, the second electrode sends a signal used for the position detection sensor to detect position.

The disclosure discloses a method for detecting indication information, comprising the following steps: determining a carrier / narrowband location and a time domain location where the indication information is located, wherein the indication information is used to indicate whether the UE monitors a paging message or a downlink control channel indicating the paging message at one or a plurality of paging moments POs; detecting the indication information on the determined carrier / narrowband location and time domain location, and determining, according to the indication information, whether to monitor the paging message or the downlink control channel on the one or a plurality of Pos. By applying the application, the power saving of the terminal can be effectively realized.

Provided is a gate driving circuit wherein start-up of a constant current in a constant current circuit is quick and power is saved. The gate driving circuit is provided with a constant current driving circuit (28) for supplying the constant current; a gate terminal of a power semiconductor element (1) connected to an output terminal of the constant current driving circuit; a comparator (22), which compares the voltage of the gate terminal with a prescribed set voltage value, and outputs a signal indicating that the voltage of the gate terminal is higher than the set voltage value; and a drive control section (20) which increases the current of the constant current driving circuit by receiving a signal which turns on the power semiconductor element, and reduces the current of the constantcurrent driving circuit by receiving the signal from the comparator.

The invention provides a random access response method and device, a base station and a terminal. The method includes the steps that the terminal sends a random access response message, wherein the MAC PDU (media access control protocol data unit ) of the random access response message includes at least one MAC subPDU (medium access control sub-protocol data unit), and each MAC subPDU includes a MAC sub-head and a possible MAC RAR (media access control random access response) corresponding to the MAC sub-head; when there are at least two MAC subPDUs, at least two MAC sub-PDUs are sequentiallyarranged in the MAC PDU. According to the present invention, the method enables a base station gNB to quickly respond to random access requests from multiple terminals and in multiple demands, and also enables a single terminal UE to quickly receive and parse the response to the random access request sent by the terminal, thereby reducing the time delay of random access, and saving the power of the terminal.

The invention discloses an information processing method and a server. The method comprises: a communication request that is sent by first electronic equipment or second electronic equipment and is used for establishing connection is received and the first electronic equipment logs in the server by a first identifier ID; first communication connection between the first electronic equipment and the second electronic equipment is established to transmit first data collected by a first acquisition unit of the first electronic equipment to the second electronic equipment; and when the first communication connection is maintained and third electronic equipment logs in the server by the first identifier ID, second communication connection between the third electronic equipment l and the second electronic equipment is established so as to transmit second data collected by a second acquisition unit of the third electronic equipment to the second electronic equipment. According to the invention, during the process of video conversion of two users, one user can use another electronic equipment conveniently to carry out video conversation with another user.

The invention discloses a hybrid electric vehicle air conditioning system and a control method therefor. The hybrid electric vehicle air conditioning system comprises a whole vehicle controller, an automatic air conditioner controller, a battery, a battery controller, a range extender, a refrigerating unit and a heating unit. The heating unit comprises a PTC heater and a heating core radiator; the battery controller is used for detecting the electric quantity of the battery in real time, and sending the detection result to the whole vehicle controller; the whole vehicle controller is used for receiving a heating request or a refrigerating request sent by the automatic air conditioner controller, for enabling the PTC heater when the charge state SOC value of the battery is more than the charge state SOC_Z value at the time a range extending mode is opening, and for enabling a heating core radiator when the charge state SOC value of the battery is smaller than or equal to the charge state SOC_Z value at the time the range extending mode is opening. According to the hybrid electric vehicle air conditioning system, the PTC heater is added, and the control method is changed, so that the air conditioning system can work under different SOC states, and the balance between comfort of the air conditioner and saving of oil and electricity is achieved.

The invention provides a changeable valve device of an internal combustion engine. A plurality of rocker arms are respectively provided with a guide hole. The guide holes can have connecting pins embedded in a sliding way. The connecting pins can axially move between a connecting position connecting the adjacent rocker arms and a connection releasing position releasing the connection and abut on one another. Pressing force can be exerted on the connecting pins through an idle running mechanism from an actuator. Meanwhile, miniaturization of the actuator can be achieved. At least a part of the idle running mechanism (52) equipped between the actuator (50) axially exerting pressing force on the multiple connecting pins (47, 48) and the multiple connecting pins (47, 48) is coaxially accommodated in one guide hole (45). The guide hole (45) is equipped on at least one end of a rocker arm (29) of the multiple rocker arms (29, 30).

The embodiment of the invention provides a cell energy-saving control method, device and equipment and a medium. The method comprises the steps: acquiring work parameter data of at least two base stations in a target area and service load data of the at least two base stations in a first specified time period of the target area, wherein the service load data of the at least two base stations comprise service load data of cells of at least two base stations; determining at least two same-coverage cells of the target area based on the work parameter data; determining a first total service load index of the same coverage area according to the service load data of all the same coverage cells of the same coverage area in a first specified time period, wherein the same coverage area is an area overlapped and covered by at least two same coverage cells in the target area; determining a to-be-turned-off same-coverage cell of the same-coverage area according to the first total service load index of the same-coverage area; and turning off the to-be-turned-off same coverage cell. According to the invention, the power saving performance of the base station can be realized, and user perceptionexperience can be guaranteed.

The invention discloses a detection device for detecting cracks in the bottom surface of a bridge. The detection device comprises two walking rails, a supporting assembly, a detection assembly and a controller unit, wherein the supporting assembly comprises a supporting frame and a driving mechanism; the supporting frame is arranged between the walking rails and is driven by the driving mechanismto move along the walking rails; the detection assembly comprises a plurality of cameras, a crawling supporting table and a ground penetrating radar fixed to the crawling supporting table; the plurality of cameras are equidistantly arranged on the supporting frame; the crawling supporting table is movably connected with the supporting frame; the controller unit receives and judges images shot by all the cameras, generates a walking trajectory of the crawling supporting table when cracks in the bottom surface of the bridge are determined, then controls the crawling supporting table to walk along the walking trajectory, detects the depths and the widths of the cracks of the bridge through the ground penetrating radar, and saves data. The detection device achieves automatic detection, has high detection precision, and is applicable to detection of the large-span and irregular cracks.

The invention relates to a triggering ultrasonic tipping bucket rain gauge which comprises a rain collector, a funnel, a tipping bucket, magnetic steel, a reed switch, a ship bucket, a water inlet pipe, a metering cylinder, an ultrasonic water level measuring controller, an electric valve, a water outlet pipe, a base support and an outer barrel. The rain collector collects natural rain, the rain is gathered and flows into the tipping bucket through the funnel, the tipping bucket turns over and pours rainwater in the water inlet pipe and the electric valve through the ship bucket, the rainwater flows into the metering cylinder, the ultrasonic water level measuring controller measures the water level in the metering cylinder, and the water level is converted into rainfall and output. When the water level in the metering cylinder reaches a certain height, namely 10-mm rainfall, the ultrasonic water level measuring controller closes a water inlet valve to prevent the rainwater from entering the metering cylinder, a drainage valve is opened at the same time to drain the rainwater in the metering cylinder through the water outlet pipe, the drainage valve is closed after the rainwater is drained, the water inlet valve is opened, the rain flows into the metering cylinder to be measured, the steps are repeated for measuring, and the rainfall is accurately measured.

The invention provides an automatic awakening method and device of an application and a mobile terminal. The automatic awakening method comprises the steps of receiving a message including a keyword / a key phrase which can be mapped to a specific application; finding the specific application based on the keyword / the key phrase and performing silent operation on the specific application; analyzing the message, determining whether an event described by the message has the delay timeliness of ending after a current time stamp; if so, determining notification time when the event is notified to the user again based on the type of the event and the delay timeliness of the event; and when the notification time arrives, automatically awakening the specific application. By adoption of the automatic awakening method and device of the application and the mobile terminal, the system resources can be saved, the electric quantity consumption can be reduced, and a high-quality running environment is provided for equipment. In addition, by adoption of the method provided by the invention, the application also can provide all kinds of appropriate information to the user in time in combination with the actual condition of the user, multi-level services can be provided to the user, and the user experience is improved.

The invention provides a multi-screen display device. The multi-screen display device comprises a first display screen, a second display screen, and a connecting structure for connecting the two display screens, wherein the first display screen is a display screen with a light emitting function; the second display screen is arranged on the emitting surface side of the first display screen and is a semi-reflecting and semi-transmitting display screen; the display surface of the second display screen is away from the emitting surface of the first display screen; the second display screen can move relative to the first display screen through the connecting structure, so that the two display screens can be overlapped together or mutually staggered. By adopting the technical scheme provided by the invention, the multi-screen display device can effectively lower the power consumption, and achieves the purpose of electricity saving, so as to prolong the standby time.

Power saving is implemented by cutting power to a compressor driver (31a) and a fan driver (31b) while operating power is kept supplied to a control substrate (307). After the power source to the control substrate (307) is turned on, power is supplied to the compressor driver (31a) and the fan driver (31b). Then, when it is determined that an indoor unit is in operation, the compressor driver (31a) and the fan driver (31b) are operated. Meanwhile, when it is determined that the indoor unit is not in operation, after the lapse of ten minutes or twenty minutes under a predetermined setting, the power to the compressor driver (31a) and the fan driver (31b) is cut. When the operation of the indoor unit is started again, power is supplied to the compressor driver (31a) and the fan driver (31b).

A circulator (1) which is mounted on a side wall (S) in a room or on a ceiling wall (T) located close to the side wall (S) in a room and which circulates air present in the room. The circulator (1) comprises, in order from a first wall surface (P1) adjacent to the side wall (S) in the horizontal direction, a first outlet (4a), a second outlet (4b), and a third outlet (4c) which are disposed next to each other in the horizontal direction. A first air flow (A1) which flows along the ceiling wall (T) and descends along the first wall surface (P1) is delivered from the first outlet (4a), a second air flow (A2) which flows along the ceiling wall (T) and descends along a second wall surface (P2) facing the side wall (S) is delivered from the second outlet (4b), and a third air flow (A3) which flows along the ceiling wall (T) and descends along a third wall surface (P3) facing the first wall surface (P1) is delivered from the third outlet (4c)

Provided is a display system which can save power consumption by switching a plurality of monitors to the operating state of low power consumption when a user utilizing multi-monitor environment stops the work for a short time, and also provided is a display controller and a computer program constituting the display system. A human sensor (3) is mounted on at least one of monitors (2a-2c) in multi-monitor environment where a plurality of monitors (2a-2c) are connected with a PC (1), and the PC (1) controls switching of the operating state of a plurality of monitors (2a-2c) according to the detection results of the human sensor (3). The monitors (2a-2c) are operated in sleep mode or power off mode when all human sensors (3) detect absence of the user, and the monitors (2a-2c) are operated in normal operation mode when at least one human sensor (3) detects presence of the user.

The present invention relates to an electro-osmosis dehydrator. The electro-osmosis dehydrator comprises: a sludge supply part provided on a central upper portion, the sludge supply part including a rotating part and two rollers provided under the rotating part; a drum to which DC power having one polarity is applied to a cylindrical inner surface thereof that is rotated along a shaft, the drum being provided under the sludge supply part so as to receive sludge; a caterpillar part including a power applying part orbitally operated at a position spaced a predetermined distance apart from the drum so as to apply DC power having a polarity opposite to that applied to the drum, a filter cloth provided under the power applying part, caterpillars having a plurality of holes and being provided under the filter cloth, a vinyl part disposed between the filter cloth and the caterpillars so as to prevent the sludge from leaking between the caterpillars, and a chain provided under the caterpillar; and a plurality of idle sprocket parts provided in spaces between the caterpillar part to contact the chain, thereby operating the caterpillar parts. According to the present invention, the filter cloth between a positive electrode and a negative electrode may be removed so as to narrow a distance between the positive electrode and the negative electrode, thereby reducing power consumption.

The present invention provides an electric vacuum cleaner which can compulsorily stops a motor when cleaning is not performed and can eliminate the incoordination feeling when the compulsory stoppingis released. The electric vacuum cleaner comprises the following components: a flexible pipe (3) which is provided with an operation part (4) and can be freely detached and installed on a body (1); alengthened pipe (5) which can be installed and detached on the flexible pipe; a suction head (6) which can be freely installed and detached on the lengthened pipe and the flexible pipe and is providedwith a grounding detector that detects whether contacts with a dust suction surface; and a control device (16) which drives and controls an electric motor according to a driving mode set by the operation part. Once the control device detects that the suction head does not contact with the surface which is to be executed with vacuum cleaning from the output information in the grounding detector, the control device controls for compulsively stopping the electric fan, and simultaneously, if a compulsory stopping releasing condition preset at the compulsory stopping state is satisfied, the control device controls the electric fan for operating for furthermore obtaining the suction force which is before the compulsory stopping or set beforehand.

The invention provides an optical fiber drawing furnace which performs optical fiber drawing by using a core tube having a necked part corresponding to a heated and melted lower end part of a glass base material, and is capable of increasing the heating efficiency of the glass base material and thereby saving power. A drawing furnace (10) includes in a furnace frame (16): a core tube (13); a heating device (14) for heating the core tube; and a first heat insulating material (15a) encapsulating the outside of the core tube. The drawing furnace is used for plugging an optical fiber used glass base material (11) into the core tube for heating and melting, and drawing optical fibers (12). The core tube (13) includes a necked part (13a), wherein the inner diameter of the necked part decreases from the central part of the heating device (14) towards the lower end, forming a taper shape; and a necked tube part (13b) arranged under the heating device (14), wherein the outer diameter is also reduced. A second insulating material (15b) for suppressing heat dissipation is arranged in a space formed between the necked tube part and the first heat insulating material in the furnace frame.

A weight checker (3) is provided with a transfer apparatus (13) which transfers commercial products (P), of which weights are to be measured, in a predetermined direction; a load cell (15) which measures the weights of the commercial products (P) transferred by the transfer apparatus (13) (a second transfer section (13b)); and a control section (20) which controls the transfer performed by the transfer apparatus (13). The control section (20) controls the transfer performed by the transfer apparatus (13) to reduce in speed, corresponding to the transfer state of the commercial products (P) inthe upstream.

The invention provides a projector with a discharge tube capable of effectively saving electricity and a method for controlling the projector. The projector including the discharge tube as a light source includes a light source driver that supplies the discharge tube with electric power and an electric power control portion that controls the level of the electric power with which the light source driver supplies the discharge tube to perform a normal mode in which the light source driver supplies electric power of a predetermined electric power level and a power saving mode in which the light source driver supplies electric power of a power saving level lower than the predetermined electric power level. The power saving mode is a mode in which light emission from the discharge tube can be maintained.

The present invention provides a motor driver for a washing machine, capable of reliably generating a necessary boosting voltage for high-speed operation of the motor. A control circuit (42B) changes the number of short circuit between input terminals of a full-wave rectifying circuit (45) during a zero-cross timing period of a voltage waveshape through IGBT48 according to control parameter of dewatering operation namely rotation speed variation of a roller motor (5), so as to effectively utilize electromagnetic energy accumulated by a reactor (44) to increase a DC power supply voltage outputted by the full-wave rectifying circuit (45).