421results about How to "Solve the large consumption" patented technology

A cordless power tool system is provided which is driven by using a battery pack as a power source, and which has work performance equivalent to an AC power tool is driven by using a commercial power source as a power source. The cordless power tool system is configured to include: a battery pack in which DC voltage of battery modules is converted into AC voltage, to thereby output the AC voltage having a level which is comparable to that of the commercial power source; a cordless power tool which is driven by using the battery pack as a power source; an electrical cord adapter which allows power supply from the commercial power source to the battery pack for charging the battery pack; and an electrical cord adapter which allows power supply from the commercial power source to the cordless power tool for driving the cordless power tool.

An apparatus for producing an electrosensory sensation to a body member (120). The apparatus comprises one or more conducting electrodes (106), each of which is provided with an insulator (108). When the body member (120) is proximate to the conducting electrode, the insulator prevents flow of direct current from the conducting electrode to the body member. A capacitive coupling over the insulator (108) is formed between the conducting electrode (106) and the body member (120). The conducting electrodes are driven by an electrical input which comprises a low-frequency component (114) in a frequency range between 10 Hz and 500 Hz. The capacitive coupling and electrical input are dimensioned to produce an electrosensory sensation. The apparatus is capable of producing the electrosensory sensation independently of any mechanical vibration of the one or more conducting electrodes (106) or insulators (108).

A semiconductor device emitting light about a predetermined wavelength comprising a structure comprising a plurality of layers, sometimes referred to as a stack, providing low resistance, high reflectivity and ohmic contacts to at least one semiconductor material.

A system and method for communicating information in a wireless cooperative relay network of nodes, the nodes including a source, a set of relays, and a destination. The source broadcasts a code word encoded as a data stream using a rateless code. The relays receive the data stream, decode the data stream to recover the code word, and reencode and transmit the recovered code word as the data stream with the rateless code. The destination receives and decodes the reencoded data streams to recover the code word.

A vibrator for a bone conduction-type hearing aid device by which sound information is mechanically transmitted via the skull bone directly to the inner ear of a person with impaired hearing. The vibrator includes a coil that is directly into two coil halves for generating a dynamic magnetic field and a permanent magnet for generating a static magnetic field. The permanent magnet is radially magnetized and arranged in such a way that the static and dynamic magnetic fields coincide in air gaps formed between the coil and magnet arrangement and the casing, whereby the vibrator provides an axial force.

The invention provides a liquid crystal compound that has an excellent compatibility with other liquid crystal compounds and also has at least one of characteristics such as a high stability to heat, light or the like, a suitable refractive index anisotropy (Δn), a low threshold voltage and a suitable dielectric anisotropy (Δ∈). A compound represented by formula (1).For example, R1 is alkyl having 1 to 10 carbons, R2 is halogen or alkenyl having 2 to 10 carbons; the ring A1, the ring A2 and the ring A3 are 1,4-cyclohexylene or 1,4-phenylene; Z1, Z2 and Z3 are a single bond or alkylene having 1 to 4 carbons; G is —CH2— or —O—; and m is 1, and n and p is 0 or 1.

A number of different dynamic circuits having improved noise tolerance and a method for designing same are provided. The circuits include a power supply node and a precharge node. Keeper circuitry is connected to the nodes and has a current-voltage characteristic that exhibits a negative differential resistance property to improve noise tolerance of the circuits.

A transparent toner to be used for a transparent toner image formed with a color toner image, wherein a thermoplastic resin constituting the transparent toner is made of a resin obtained by melt-mixing a crystalline polyester resin and an amorphous resin under the conditions such that supposing that T0 (° C.) is the temperature at which the visual reflectance Y of 20 μm thick film formed by the resin obtained by melt-mixing the crystalline polyester resin and the amorphous resin for a period of time t0 (minute) is 1.5%, the melt-mixing temperature is T (° C.) and the melt-mixing time is t (minute), T (° C.) is predetermined to be from T0 to (T0+30), t (minute) is predetermined to be from t0 to (10×t0) and the temperature Tα at which the viscosity of the thermoplastic resin is 103 Pa·s is from 70° C. to 110° C.

A liquid crystal compound represented by formula (1), a liquid crystal composition comprising the compound, and a liquid crystal display device comprising the composition:For example, R1 is alkyl having 1 to 20; ring A1, ring A2, ring A3, ring A4, ring A5, and ring A6 are 1,4-cyclohexylene or 1,4-phenylene; Z1, Z2, Z3, Z4, Z5, and Z6 is a single bond; X1 is hydrogen or halogen; l, m, n, o, p, and q are 0 or 1, and l+m+n+o+p+q is 3.

After an ignition switch is turned off, in order to suppress operation of an air compressor and thereby reduce noise, liquid droplets residing in an oxygen-containing gas flow field as well as liquid droplets residing in a fuel gas flow field are removed during separate time periods, such that the flow rate in the oxygen-containing gas flow field and the flow rate in the fuel gas flow field do not become large at the same time. Then, an electrolyte membrane is dried using an oxygen-containing gas, in order to improve the performance upon starting a next operation.

In a vehicle including a plurality of actuators and an energy source common to the actuators and accomplishing work by an operation of the plurality of actuators consuming energy supplied from the energy source, drive of the plurality of actuators is optimized from the viewpoint of saving energy consumed by the plurality of actuators. The general driving method includes the steps of determining, for each actuator, power to meet driving request as a desired power DMP, determining electric power to be supplied to each actuator to realize the desired power as required electric power REP, and when total required electric power REPsum as a sum of required electric powers determined for the plurality of actuators exceeds an allowable power AMP, decreasing, for some of the actuators, the corresponding desired power to establish the desired power for each of the plurality of actuators.

A method and an apparatus are provided for transmitting information between a monitor and a remote computer. The monitor comprises a sensor coupled to a memory for logging data output by the sensor over time. The information transmission method includes the steps of interfacing the monitor to a base station for transmitting the information between the monitor and the base station, and transmitting the information between the base station and the remote computer by means of a text message or pager message. In this way, information can be transmitted in both directions, either from the monitor to the remote computer or from the remote computer to the monitor.

A processor capable of reducing power consumption of an electronic information device sends a frequency control signal to a clock oscillator, operates at a frequency in accordance with the frequency control signal. Further, the processor sends a voltage request signal to a power supply circuit, and operates at a voltage in accordance with the voltage request signal. The processor controls the supplied clock frequency and power supply voltage so that the processor itself operates in an operation area in which energy consumption becomes minimum for a predetermined amount of data. Such an operation area is defined by a clock frequency, a power supply voltage, and power supply efficiency (eta) of the power supply circuit.

In a composite process for subjecting ethylene to catalytic gas phase oxidation thereby obtaining ethylene oxide and causing this ethylene oxide to react with water thereby obtaining ethylene glycol, a method for producing the ethylene glycol is provided which permits effective utilization of the energy at the step for dehydrating and concentrating the resultant aqueous ethylene glycol solution. In the production of ethylene glycol by the supply of the aqueous ethylene glycol solution to a concentrating treatment at the multi-effect evaporator, the method contemplated by this invention for the production of ethylene glycol comprises utilizing as the source of heating at least one specific step the steam generated in the multi-effect evaporator.

The present invention provides a plasma injector wherein a reducing agent injected from an injection port (19) at the distal end portion of an injection nozzle (18) is at least partially converted into a plasma; an exhaust gas purifying system; and a method for injecting a reducing agent. Using the plasma injector, the exhaust gas purifying system, and the method for injecting a reducing gas of the present invention, it is possible to vaporize a reducing agent supplied in an injection manner and / or to provide a highly reactive reducing agent from the reducing agent.

A liquid crystal compound selected from a group of compounds represented by formula (a):wherein Ra and Rb are each independently hydrogen, alkyl having 1 to 10 carbons or alkenyl having 2 to 10 carbons, provided that in the alkyl, —CH2— may be replaced by —O—, but plural —O— are not adjacent to each other, and hydrogen may be replaced by fluorine; ring A1 and ring A2 are each independently trans-1,4-cyclohexylene or 1,4-phenylene, provided that one or two hydrogens of the 1,4-phenylene may be replaced by halogen, and in a 6-membered ring of these groups, one —CH2— or two —CH2— that are not adjacent to each other may be replaced by —O—, and one or two —CH═ may be replaced by —N═; Z1 and Z2 are each independently a single bond, —(CH2)2—, —(CH2)4—, —CH═CH—, —C≡—, —CH2O—, —OCH2—, —COO—, —OCO— or —OCF2—; l and m are each independently 0, 1 or 2, provided that l+m is 0, 1, 2 or 3; and n is an integer of from 0 to 6, provided that in —(CH2)n—, —CH2— may be replaced by —O—, but plural —O— are not adjacent to each other, and hydrogen may be replaced by fluorine.

In an apparatus for the purification of a gas which apparatus includes a three section conduit withan ionization and cleaning section in which particles contained in water-saturated air are ionized and then conducted through a chamber with grounded walls so that part of the particles are deposited on these walls,an additional cleaning section which includes grounded tubes past which the gas is conducted to remove additional charged particles anda filter section in which dry remaining fine particles are removed from the gas stream,the deposited particles are flushed from all three sections and the flushing water including the particles is cleaned and recycled.

Set pulses with finite rise time that heat up phase change alloy between about nucleation temperature and about average of crystallization and melting temperatures are proposed for programming phase change memory from reset to set state in order to minimize energy during this transition and to achieve uniform set state distribution. Non-square reset pulses with finite rise time that heat up phase change alloy at or above melting temperature are proposed for programming phase change memory from set to reset state in order to improve cell endurance.

Featured is a controller for a motor that is ultra-compact, with a power density of at least about 20 watts per cubic cm (W / cm3). The controller utilizes a common ground for power circuitry, which energizes the windings of the motor, and the signal circuitry, which controls this energization responsive to signals from one or more sensors. Also, the ground is held at a stable potential without galvanic isolation. The circuits, their components and connectors are sized and located to minimize their inductance and heat is dissipated by conduction to the controller's exterior such as by a thermally conductive and electrically insulating material (e.g., potable epoxy). The controller uses a single current sensor for plural windings and preferably a single heat sensor within the controller. The body of the controller can also function as the sole plug connector.

The present invention relates to a method of linearization an amplifier (4) and also to amplifier circuitry. The method comprises the steps of generating a linearization signal (10) that substantially corresponds to low-frequency components of the square of an input signal (7) to the amplifier (4), processing the linearization signal, combining (15) the linearization signal with the input signal to form a modified input signal, and amplifying the modified input signal by means of the amplifier (4).

Described is an infusion pump comprising electronic infusion regulating means with wired or wireless communication means and a power source, a medicament bag (7) and an infusion device, said infusion device being in fluid communication with said medicament bag (7) and comprising two valves (1, 2), a pressure cavity (4) provided between said two valves (1, 2) and a membrane (3) covering said cavity (4), wherein said infusion device comprises at least two active actuators, preferably either made of electroactive polymer so as to form a self actuating membrane (3) or made of shape memory alloy wire, one of said actuators being adapted to apply pressure to said membrane (3) for fluid displacement in said cavity (4), and the other of said actuators being adapted to operate one of said valves which is adapted to passively close in the flow direction of a fluid from said medicament bag (7) through the cavity (4), wherein the other of said valves is adapted to, in particular passively, close in a direction opposite to said flow direction.

The present examples relate to a power semiconductor device. The present examples also relate to a power semiconductor device that maintains a breakdown voltage and reduces a gate capacitance through improving the structure of an Injection Enhanced Gate Transistor (IEGT), and thereby reduces strength of an electric field compared to alternative technologies. Accordingly, the present examples provide a power semiconductor device with a small energy consumption and with an improved switching functionality.

Traffic paths based on common devices available in a network are optimized, controlled, manipulated and created. The new paths used to optimize are not limited to the original OSI layer and / or original networks. Thus, various kinds of users / computers / devices, working in the same or in different abstraction layer networks, are combined into one collective virtual network providing the ability to compute and utilize the best (optimal) traffic path for each flow at each given time. The traffic path can be constructed especially for each flow. All or most devices and layer networks are combined in a collective virtual network when computing and constructing an optimized path for a flow. Thus, there is no need to add additional headers to a flow thereby eliminating the addition of overhead to the flow.

The device serves for the blow molding of containers that comprise a thermoplastic material, wherein the device has at least one blowing station with at least one blow mold. The blow mold is formed from at least two blow mold segments that are supported by supports, wherein the blow mold has a base extension. The base extension is arranged in such a way that it is capable of being positioned in the direction of a longitudinal axis of the blow mold, and is supported by a base plate. The base plate connects the base extension to a positioning device. The base plate is additionally connected to the base extension by a profiled coupling section, wherein this profiled coupling section is formed from a coupling element, which is connected to the base plate, along with a counter element that is connected to the base extension. The profiled coupling section is capable of being actuated via a manual lever. At least two hollow coupling plugs are arranged a certain distance from the profiled coupling section, wherein these coupling plugs are capable of being introduced into self-sealing coupling sockets.

A telescopic differential operational amplifier circuit for use in a pipelined A / D converter is provided with two auxiliary differential amplifiers connected to two cascode circuits, each including cascode-connected first to fourth transistors. During the sampling phase, first and second switches are turned on to apply a predetermined bias voltage to the gates of first and fourth transistors, and the input terminal of the differential operational amplifier circuit is set to a common mode voltage. During the hold phase, the first and second switches are turned off so that a voltage of each of the gates of the first and fourth transistors change to follow an input signal inputted via the input terminal with coupling capacitors operating as a level shifter of the input signal. Then the differential operational amplifier circuit performs push-pull operation operative only in a transconductance drive region, and is prevented from operating in a slewing region.

A semiconductor device which can operate at high speed and consumes a smaller amount of power is provided. In a semiconductor device including transistors each including an oxide semiconductor, the oxygen concentration of the oxide semiconductor film of the transistor having small current at negative gate voltage is different from that of the oxide semiconductor film of the transistor having high field-effect mobility and large on-state current. Typically, the oxygen concentration of the oxide semiconductor film of the transistor having high field-effect mobility and large on-state current is lower than that of the oxide semiconductor film of the transistor having small current at negative gate voltage.

Provided are a method and an apparatus for parallel Turbo decoding in LTE, comprising: storing input check soft bits and a frame to be decoded, when storing said frame, dividing the frame into blocks, storing each block respectively as system soft bits; simultaneously performing component decoding once for several blocks of one said frame, and in the process of component decoding, dividing each block into several sliding windows according to a sliding window algorithm, calculating the following parameters according to system soft bits, check soft bits and priori information: branch metric value γ, forward state vector α, backward state vector β, LLR, and priori information, storing the priori information for use in a next component decoding; completing a decoding process after several component decoding; performing a hard decision on LLR, and if judged that a result of the hard decision meets an iteration ending condition, outputting a decoding result, otherwise, performing next iteration decoding.

A cordless power tool system is provided which is driven by using a battery pack as a power source, and which has work performance equivalent to an AC power tool is driven by using a commercial power source as a power source. The cordless power tool system is configured to include: a battery pack in which DC voltage of battery modules is converted into AC voltage, to thereby output the AC voltage having a level which is comparable to that of the commercial power source; a cordless power tool which is driven by using the battery pack as a power source; an electrical cord adapter which allows power supply from the commercial power source to the battery pack for charging the battery pack; and an electrical cord adapter which allows power supply from the commercial power source to the cordless power tool for driving the cordless power tool.