424results about How to "Improve charging capacity" patented technology

A rechargeable, stackable, thin film, solid-state lithium electrochemical cell, thin film lithium battery and method for making the same is disclosed. The cell and battery provide for a variety configurations, voltage and current capacities. An innovative low temperature ion beam assisted deposition method for fabricating thin film, solid-state anodes, cathodes and electrolytes is disclosed wherein a source of energetic ions and evaporants combine to form thin film cell components having preferred crystallinity, structure and orientation. The disclosed batteries are particularly useful as power sources for portable electronic devices and electric vehicle applications where high energy density, high reversible charge capacity, high discharge current and long battery lifetimes are required.

A solid-state imaging device includes: plural photodiodes formed in different depths in a unit pixel area of a substrate; and plural vertical transistors formed in the depth direction from one face side of the substrate so that gate portions for reading signal charges obtained by photoelectric conversion in the plural photodiodes are formed in depths corresponding to the respective photodiodes.

A controller predicts a requested state of charge / discharge corresponding to a future run of a hybrid vehicle. If it is predicted that the hybrid vehicle will be stopped and restarted, or will be greatly accelerated and therefore that a request for a great discharge will be outputted in the future, the controller increases a target SOC of an HV battery to increase the value to which the charge of the HV battery will be converged in preparation for the great discharge. If it is predicted that a great regenerative electric power will be generated by a vehicle deceleration and therefore that a request for charging will be outputted, the target SOC is reduced, and the amount of charge in the HV battery is reduced, so that the regenerative power generated can be efficiency recovered.

A CMOS imaging system with increased charge storage capacitance of pixels yet decreased physical size, kTC noise and active area. A capacitor is linked to the transfer gate and provides a storage node for a pixel, allowing for kTC noise reduction prior to readout. The pixel may be operated with the shutter gate on during the integration period to increase the amount of time for charge storage by a pixel.

A non-aqueous liquid electrolyte secondary battery using negative-electrode active material having Si, Sn and / or Pb, with high charge-capacity, superior characteristics including discharge-capacity retention rate over long is provided. Its non-aqueous liquid electrolyte contains carbonate having unsaturated bond and / or halogen and compounds like LiPF6 and / or LiBF4 (first lithium salt) and lithium salt different from said first one, represented by formula below (second lithium salt).Lil(αmXan)

A CMOS imaging system with increased charge storage of pixels yet decreased physical size, kTC noise and active area. A storage node is connected to the transfer gate and provides a storage node for a pixel, allowing for kTC noise reduction prior to readout. The pixel may be operated with the shutter gate on during the integration period to increase the amount of time for charge storage by a pixel.

An electrochemical cell including at least one nitrogen-containing compound is disclosed. The at least one nitrogen-containing compound may form part of or be included in: an anode structure, a cathode structure, an electrolyte and / or a separator of the electrochemical cell. Also disclosed is a battery including the electrochemical cell.

A CMOS imaging system with increased charge storage of pixels yet decreased physical size, kTC noise and active area. A storage node is connected to the transfer gate and provides a storage node for a pixel, allowing for kTC noise reduction prior to readout. The pixel may be operated with the shutter gate on during the integration period to increase the amount of time for charge storage by a pixel.

A charging method includes a constant-current charging step wherein a constant charge current is supplied to a secondary battery to be charged to a predetermined end voltage; and a constant-voltage charging step wherein the predetermined end voltage is maintained by reducing the charge current after said secondary battery is charged to the end voltage, wherein: said constant-current charging step includes the charging step to be carried out with the end voltage set to OCV which is a voltage when no current is flowing, and with a voltage of a charge terminal of said battery pack set to an overvoltage above said OCV, and said constant-voltage charging step includes the step of reducing the voltage across the charge terminals to the after the voltage across the charge terminals is increased to the overvoltage or after the charge current of the charge terminal is reduced to or below a predetermined current level.

A controller predicts a requested state of charge / discharge corresponding to a future run of a hybrid vehicle. If it is predicted that the hybrid vehicle will be stopped and restarted, or will be greatly accelerated and therefore that a request for a great discharge will be outputted in the future, the controller increases a target SOC of an HV battery to increase the value to which the charge of the HV battery will be converged in preparation for the great discharge. If it is predicted that a great regenerative electric power will be generated by a vehicle deceleration and therefore that a request for charging will be outputted, the target SOC is reduced, and the amount of charge in the HV battery is reduced, so that the regenerative power generated can be efficiency recovered.

A solid-state imaging device includes multiple pixels formed of photoelectric converters and pixel transistors; a floating diffusion portion that exists within a region of each of the photoelectric converters when viewed from above; and a vertical transfer gate electrode of a transfer transistor that surrounds at least a portion of each photoelectric converter and is formed in the depth direction of a substrate and makes up the pixel transistor.

The present invention provides a novel PHA comprising a unit containing thioether with high reactivity, and its production method. The present invention also provides polyhydroxyalkanoate (PHA) comprising units having defined chemical formulas (1) and (2), and at least one of four units having defined chemical formulas (3), (4), (5) and (6); its production method; a charge control agent containing the PHA; a toner binder containing the charge control agent; an electrostatic latent image developing toner; and an image forming method and an image forming apparatus using the electrostatic latent image developing toner.

A CMOS imaging system with increased charge storage capacitance of pixels yet decreased physical size, kTC noise and active area. A capacitor is linked to the transfer gate and provides a storage node for a pixel, allowing for kTC noise reduction prior to readout. The pixel may be operated with the shutter gate on during the integration period to increase the amount of time for charge storage by a pixel.

In the case that the motor travel priority mode is set and the restriction mode is set as the control mode because of the request of the operation of the engine, the threshold value Peg that is smaller value between the obtained value (kw·Wout) from multiplying the output limit Wout of the battery by the preset conversion factor kw and the preset power Pset that is smaller than the converted output limit Wout of the battery at a normal time is compared with the driving power Pdrv*. The hybrid vehicle is driven with the motor travel in idle operation of the engine when the driving power Pdrv* is not more than the threshold value Peg, and the hybrid vehicle is driven with power from the engine when the driving power Pdrv* is more than the threshold value Peg.

A lithium ion battery includes a cathode (10) having a plurality of nanoparticles of lithium doped transition metal alloy oxides represented by the formula LixCoyNizO2, an anode (20) having at least one carbon nanotube array (22), an electrolyte, and a membrane (30) separating the anode from the cathode. The carbon nanotube array includes a plurality of multi-walled carbon nanotubes (23). Preferably, an average diameter of an outermost wall of the multi-walled carbon nanotubes is in the range from 10 to 100 nanometers, and a pitch between adjacent multi-walled carbon nanotubes is in the range from 20 to 500 nanometers. In the carbon nanotube array, the lithium ions are able to intercalate not only inside the multi-walled carbon nanotubes, but also in the interstices between adjacent multi-walled carbon nanotubes. Thus a density of intercalation of the carbon nanotube array is significantly higher than that of graphite.

The invention is directed to the provision of a converter apparatus, an inverter apparatus, and a DC link voltage control method, wherein the upper limit value of the DC link voltage that rises due to regenerative energy occurring from a motor is set high, thereby increasing the regenerative energy to be stored in a DC link. The converter apparatus (10) comprises: a voltage detection part (11) for monitoring the DC link voltage occurring across the DC link (30); and a charge stopping part (12) for stopping charging a power storage part (C) when the detected value of the DC link voltage exceeds a predetermined upper limit voltage as the motor (3) is decelerated.

The invention discloses a preparation method of a layer-by-layer self-assembled hollow fiber forward osmosis membrane. The preparation method comprises the steps of: preparing hollow fiber forward osmosis base film, modifying hollow fiber ultrafiltration base film, repeating layer-by-layer assembly of polycation and polyanion layers, performing interface cross-linking polymerization for preparinga selective functional layer, conducting moisturizing, and carrying out treatment and storage so as to prepare the layer-by-layer self-assembled hollow fiber forward osmosis membrane. The surface of the hollow fiber self-support base film which is prepared by using a phase conversion method is activated firstly, layer-by-layer assembly of polycation and polyanion is repeated on the surface of thefilm so as to form an functional polarization layer for an electrolyte solution, and the polyamide selective layer is prepared through interfacial chemical cross-linking polymerization. The prepared hollow fiber forward osmosis membrane has a controllable thickness and an internal polarization layer with a high charge capacity, and the internal concentration polarization phenomenon can be alleviated effectively during the forward osmosis process; therefore, the hollow fiber forward osmosis membrane can simultaneously obtain high flux and low reverse salt flux, has high filtration separation efficiency, easy cleaning and a long service life, and can be widely applied to seawater desalination and concentration and desalination of brine.

There is configured a solid-state image pickup unit including a photoelectric conversion section formed on a light incident side of a substrate; a first charge accumulation section accumulating a signal charge generated by the photoelectric conversion section; a second charge accumulation section formed in a region other than a light-condensing region where incident light is condensed in the substrate on a side opposite to a light incident side and formed to be laminated together with the first charge accumulation section in a depth direction of the substrate; and a floating diffusion section formed in a region other than the light-condensing region in the substrate on the side opposite to the light incident side and converting the signal charge into a voltage.

A F-type electrochemical cell, which is a lithium air battery, includes a positive electrode facing a negative electrode composed of metallic lithium with a separator provided therebetween in a casing. Air is capable of flow to the positive electrode. A nonaqueous electrolytic solution is charged into a space between the positive electrode and the negative electrode. At least one of the positive electrode and the nonaqueous electrolytic solution of the lithium air battery contains a compound having a stable radical skeleton. The compound also serves as a redox catalyst for oxygen.

An electrochemical cell including at least one nitrogen-containing compound is disclosed. The at least one nitrogen-containing compound may form part of or be included in: an anode structure, a cathode structure, an electrolyte and / or a separator of the electrochemical cell. Also disclosed is a battery including the electrochemical cell.

The invention discloses a Synthesis of lithium ferrous phosphate which is anode material of lithium ion battery. The material synthesis is as follows: geeting lithium salt, malysite and mammonium dihydrogen phosphate, according to the mole ratio of lithium ion: iron ion: phosphate radical ion is (0.8-1.2):(0.8-1.2):(0.8-1.2), getting compound A of equal proportion, joining some compound A in aqueous solution B which contains soluble salt and soluble organic species, putting it in high temperature furnace, then cooling naturely, compounding ferrous phosphate powder containing carbon and adulterating metal ion, milling the synthetical aqueous lithium solution powder, controllong the grain diameter between 1-50 mum. The synthetical material of this invention distribute equally, using this material as positive material can improve batteries' charging capacity effectively.

A vehicle (1) comprising a chargeable / dischargeable battery (B1), a current sensor (11-1) for detecting the current from the battery, and a control unit (30) for estimating the charged state of the battery and controlling the charging / discharging of the battery according to the charged state. In a first operation mode in which charging and discharging cycles are repeated, the control unit (30) estimates the open-circuit voltage of the battery, and determines the charged state on the basis of the value which is obtained by correcting the open-circuit voltage according to the polarization. In asecond operation mode in which either one of charging and discharging is continued, the control unit (30) determines the charged state on the basis of the result of integration of the current detected by the current sensor. Hence, the charged and discharged amperehours are large, thereby providing a vehicle which can effectively utilize the secondary battery.

The invention provides a multifunctional portable power supply, comprising a li-ion battery pack which can be charged or discharged and connected in parallel. The li-ion battery pack is sequentially connected with a li-core fourfold protection circuit and a charging management circuit through leads; meanwhile, the li-ion battery pack are connected with a battery capacity indicating circuit through the leads; when being charged, the li-ion battery pack which is connected with the li-core fourfold protection circuit is charged by connecting an adaptive charger with the charging management circuit; when being discharged, the li-ion battery pack discharges for external electronic equipments through a DC-DC conversion circuit and provides power for a multifunctional extension circuit through the DC-DC conversion circuit. The multifunctional potable power supply which is provided with the invention has fourfold protection techniques (overcharging, over-discharging, over-heating and over-current protection), DC-DC conversion technique (DC-DC conversion), management of intelligent charging (four-stage charging method such as tiny current charging, constant current charging, constant voltage charging, maintaining charging, etc.), and multifunctional extensions (highlighted illuminance, outdoor alarming and field mosquito repelling effect).

We describe a method of controlling turn off time delay of a switching device of a switch mode power converter (SMPC). The SMPC has an inductive component comprising an input winding coupled to receive power from an input; and a switching device to, when on, conduct input winding current. In embodiments the method comprises applying turn on and turn-off signals to the switching device; applying at least one turn off signal, to initiate turning off of the switching device, and detecting a sensing signal from a further winding of the inductive component, inductively coupled to the input winding, to thereby indicate an end of a turn off time delay or duration. The method controls the turn on signal for a subsequent switching cycle of the SMPC device to regulate the turn off delay time.

The present invention is a carrier for electrophotography in which a surface of at least a core material is coated with a resin, in which the coating resin contains a fluorine modified silicone resin and an aminosilane coupling agent, and in which the carrier charges a toner negatively. Consequently, a carrier with a high durability and a long lifetime for electrophotography is provided, in which the charge amount does not decrease at high temperature or high humidity nor extremely increase at low temperature or low humidity, in which a deterioration of a developing agent caused by stripping of a coating layer is prevented, and in which a deterioration caused by formation of spent toner of a toner is not caused.

A method of setting an optimized distance for inductive charging between a coil system of an inductive charging station and a coil system of an electric vehicle includes determining, by the inductive charging station, the optimized distance and calculating position data based on the optimized distance determined. The method also includes transferring the calculated position data to the electric vehicle and calculating a suspension construction for the electric vehicle based on the position data. The method includes transferring data on the calculated suspension construction to a suspension control device of the electric vehicle.

The invention relates to a conveying capacity controllable nano particle jet flow minimal quantity lubrication grinding device in an enhanced magnetoelectricity field. Through adding of a magnetic field on the periphery of a corona zone, the charge capacity of liquid drops is increased. The device comprises a spray nozzle, a nano particle liquid feeding system, a gas supply system, a high-voltage DC electrostatic generator, an adjustable high voltage DC power supply and a magnetic field forming device. The high-voltage DC electrostatic generator and the magnetic field forming device are arranged outside the spray nozzle. The spray nozzle is connected with the nano particle liquid feeding system and the gas supply system. The high-voltage DC electrostatic generator is connected with the negative pole of the adjustable high voltage DC power supply. The positive pole of the adjustable high voltage DC power supply is connected with a workpiece power-up device which is used for being attached to a non-machined surface of a workpiece, and consequently a negative corona discharge form is formed. The magnetic field forming device is arranged on the periphery of the corona zone with electrostatic discharge. Nanofluid grinding fluid is sprayed out of a spray head of the spray nozzle and is atomized to be the liquid drops, and at the same time, the liquid drops are charged under the action of the high-voltage DC electrostatic generator and the magnetic field forming device and then are fed into a grinding region.

A multiple-trench photosensor for use in a CMOS imager having an improved charge capacity. The multi-trench photosensor may be either a photogate or photodiode structure. The multi-trench photosensor provides the photosensitive element with an increased surface area compared to a flat photosensor occupying a comparable area on a substrate. The multi-trench photosensor also exhibits a higher charge capacity, improved dynamic range, and a better signal-to-noise ratio. Also disclosed are processes for forming the multi-trench photosensor.

A solid-state imaging device includes: plural photodiodes formed in different depths in a unit pixel area of a substrate; and plural vertical transistors formed in the depth direction from one face side of the substrate so that gate portions for reading signal charges obtained by photoelectric conversion in the plural photodiodes are formed in depths corresponding to the respective photodiodes.

An image sensor including a photoelectric converter, a charge-voltage converter, a transfer transistor to transfer a charge from the photoelectric converter to the charge-voltage converter whereby potential of the charge-voltage converter changes to a first direction, an amplifier transistor to output a signal corresponding to potential of the charge-voltage converter to a column signal line, the amplifier transistor sequentially outputting, to the column signal line, noise level and light signal level, a capacitance between a control signal line and the charge-voltage converter, and a control unit to change a potential of the control signal line so that the potential of the charge-voltage converter changes to a second direction opposite to the first direction in a period in which the charge-voltage converter is in floating and which is prior to outputting the noise level.