138results about How to "Increase activity area" patented technology

A method of forming an electronic component having elevated active areas is disclosed. The method comprises providing a semiconductor substrate in a processing chamber. The semiconductor substrate has disposed thereon a polycrystalline silicon gate and exposed active areas. The method further comprises performing a deposition process in which a silicon-source gas is supplied into the processing chamber to cause polycrystalline growth on the gate and epitaxial deposition on the active areas. The method further comprises performing a flash etch back process in which polycrystalline material is etched from the gate at a first etching rate and the epitaxial layer is etched from the active areas at a second etching rate. The first etching rate is faster than the second etching rate. The deposition process and the flash etch back process can be repeated cyclically, if desired. In certain other embodiments, the deposition process is a selective epitaxial deposition process, wherein growth occurs in non-oxide regions, but not in oxide regions.

A high capacity dye-sensitized solar cell module where a plurality of unit cells are simultaneously formed at a substrate in a simplified manner with increased light absorption efficiency. The dye-sensitized solar cell module includes first and second conductive substrates facing one another with regions for a plurality of unit cells. First and second electrodes are formed on the first or the second substrate such that the first and the second electrodes face one another at the respective unit cells. A dye is adsorbed at the first electrode. The space between the first and the second substrates at the respective unit cells is filled with an electrolyte. Insulation regions are formed on at least one of the first and the second substrates between a pair of unit cells neighboring to one another. The pattern of insulation regions, on one or both of the substrates, results in the unit cells being coupled in series, in parallel, or in a combination manner.

In the method of manufacturing a dual gate oxide layer of a semiconductor device, which has first and second active regions operating at mutually different voltages on a semiconductor substrate, the first and second active regions having a device isolation layer of STI (Shallow Trench Isolation) structure; the method of manufacturing the dual gate insulation layer includes, forming the device isolation layer so that an uppermost part thereof is positioned lower than an upper surface of the first and second active regions, before forming a gate insulation layer corresponding to each of the first and second active regions. Whereby, it is be effective till a portion of trench sidewall utilized as the active region, to increase a cell current of the active region and to prevent a stringer caused by a stepped coverage between the active region and a field region and a dent caused on a boundary face between the active region and the field region.

An iridium oxide (IrOx) nanowire protein sensor and associated fabrication method are presented. The method provides a substrate and forms overlying working and counter electrodes. A dielectric layer is deposited over the working and counter electrodes and contact holes are formed in the dielectric layer, exposing regions of the working and counter electrodes. IrOx nanowires (where 0≦X≦2) are grown from exposed regions of the working electrode. In one aspect, the IrOx nanowires are additionally grown on the dielectric, and subsequently etched from the dielectric. In another aspect, IrOx nanowires are grown from exposed regions of the counter electrode.

A filter apparatus and method utilize a filter element, defining a longitudinal axis and an axial end thereof, and having a central winding structure and a length of fluted filter material wound about the winding structure with the flutes of the media oriented to provide for filtration of fluid passing axially through the filter element. An edge of filter media defines the axial end of the filter element when the media is wound about the winding structure. An axial end of the winding structure is disposed adjacent the axial end of the filter element. A winding feature extends substantially axially outward from the axial end of the winding structure to a distal end of the winding feature. The filter media is wrapped about the winding structure such that the axial end of the filter element is disposed substantially flush with the distal end of the winding feature.

A filter apparatus and method utilize a filter element having a central winding frame and a length of fluted filter material wound about the frame with the flutes of the media oriented substantially longitudinally, to thereby provide for filtration of a flow of fluid passing axially through the filter element. The winding frame is a substantially open, truss-like structure, having a smooth outer periphery and an axially extending winding feature to facilitate pulling the media into intimate contact with the smooth outer periphery during fabrication of the filter element. A leading edge of the filter media is anchored to a leading edge of the frame by a length of tape.

A passive matrix organic light emitting diode display device comprises a plurality of vertical organic light emitting transistors, each having a first collector, a first grid/base, and a first emitter. Therein, the first collectors are electrically connected and arranged parallelly to form a plurality of first scan units, and the first grids/bases are electrically connected and arranged parallelly to form a plurality of second scan units, while the first emitters are integrated into a common electrode, in which the first scan units and the second scan units are perpendicularly crossed. By perpendicularly combining vertical transistors onto organic light emitting diodes so as to drive the organic light emitting diodes, an active area as well as a luminance of the organic light emitting diode display device are enhanced and consequently an aperture ratio of each pixel unit in the organic light emitting diode display device is increased.

A flexible display apparatus can have a flexible substrate including: an active area including a plurality of driving TFTs and a plurality of organic emission elements, and an inactive area including a first inactive area adjacent to the active area, a second inactive area for a circuit board, and a bending area between the first inactive area and the second inactive area; a component disposed on at least a part of the first inactive area; a plurality of wiring lines extending from the plurality of driving TFTs to the first inactive area, the bending area and the second inactive area; and a support layer disposed across the active area, the first inactive area, the bending area, and the second inactive area, in which a portion the support layer includes at least one cut portion overlapping with the bending area of the flexible substrate.

A photoelectric conversion device which is thin, lightweight, and flexible even in the case of using a crystalline semiconductor such as single crystal silicon. A photoelectric conversion layer is provided in contact with an insulating film provided on one surface of a support substrate. An electrode (rear electrode) which is in contact with one surface of the photoelectric conversion layer is provided in accordance with a opening which passes through the support substrate and the insulating film. The rear electrode is in electrical contact with the photoelectric conversion layer and the support substrate. On the other surface of the photoelectric conversion layer, an electrode (surface electrode) on a light incidence side is provided. The photoelectric conversion layer is formed using a semiconductor material; preferably, a single crystal semiconductor or a polycrystalline semiconductor is used.

The invention relates to an automatic grass discharging passage cleaning mechanism of a rear shaft of the bottom of a mower, i.e., a lawn mower which is applied to the lawn pruning of places such as courtyards, parks and road sides. The automatic grass discharging passage cleaning mechanism can be applied to multiple models such as a three-wheeled mower, a series-excited-machine electric mower and a lawn mower, wherein the three-wheeled mower is provided with a grass mowing head, and a front single wheel of the three-wheeled mower is adjusted upwards in a manner that gear engaging is carried out through turning an angle by a flat bar; the series-excited-machine electric mower is provided with a chassis, an anti-collision safeguard and a tape-function wave-disc brake; and the lawn mower comprises an anti-collision safeguard, a tape-function wave-disc brake, a grass blockage poking device and a grass crushing preventer, wherein the anti-collision safeguard is arranged at the front of a chassis of the mower, the tape-function wave-disc brake is arranged at the middle part of the chassis of the mower, and gears of the grass blockage poking device and the grass crushing preventer are driven by an electric motor. The automatic grass discharging passage cleaning mechanism is mounted on the rear shaft of the bottom of the mower. The automatic grass discharging passage cleaning mechanism of the rear shaft of the bottom of the mower comprises grass discharging blades (j1) and direction-changing bevel gears (j2), so that the rotating and direction changing of the grass discharging blades are facilitated.

A series motor electric mower with a chassis anti-colliding protector and a function wave disc brake comprises the anti-colliding protector arranged on the front portion of a mower chassis, the brake arranged in the middle of the mower chassis, a grass beating head and a winder. When outer covering rubber skin of a movable support is collided at the front so that a sliding rod of the movable support is retracted, a limit switch is triggered so as to resist collision. The function wave disc brake comprises uneven disc pieces fluctuating according to wave-shape heights so as to be favorable for braking in alternate tension with relaxation, and parameters of the function wave disc brake are formed by computer molding. The brake is further provided with an axial shaft disc of a friction block gradually lifted according to functions, a belt pulley and a radial centrifugal throwing block, wherein the belt pulley is provided with internal multiple inner teeth, and the radial centrifugal throwing block is provided with multiple arc-shaped teeth. The series motor electric mower has the advantages that the anti-colliding safety and braking effect are reinforced, mowing and grass beating are selectable, and a moving area is large.

An anti-backflow valve, including a valve seat and a plug slidingly disposed in the valve seat, is provided. The valve seat has a ring portion protruding inwards at a middle section of a flow passage thereof. The ring portion has a seat portion extended outwards on one side thereof. The plug has an accommodating chamber recessed inwards on one side thereof. The accommodating chamber has an opening radially penetrating through the plug at one end thereof distant from an inlet. The plug has a protruding portion at one end thereof adjacent to the inlet. An outer diameter of the protruding portion is larger than an inner diameter of the ring portion. A spring is provided between the protruding portion and the ring portion, and a portion of the plug penetrating through the ring portion has an O-ring engaged thereon corresponding to the seat portion.

A light-emitting device is provided, having an enlarged area of active luminescence region to enhance the brightness, mainly comprising a second epitaxy layer and at least one first epitaxy layer provided on a die substrate in turn. On the top surface of the first epitaxy layer, there are provided with at least one first electrode, and a plurality of second electrodes passing through the first epitaxy layer, insulated with the first epitaxy layer by means of an electrode insulation layer, and electrically connected to the second epitaxy layer, in which the first electrode and the second electrodes are alternately arranged. Moreover, first power supply circuits and second power supply circuits are provided on a power supply substrate at positions based on the locations of the first electrode and second electrodes so as to be adhesively electrically connected to the first electrode and the second electrodes, correspondingly. The plurality of first power supply circuits is connectedly provided with a first connective circuit, and the second power supply circuits are connectedly provided with a second connective circuit. The first connective circuit and second connective circuit are provided on the power supply substrate, instead of provided on the light-emitting device directly. Thus, the area of active luminescence region is relatively enlarged, whereby the luminous yield is enhanced accordingly.

Raised Si/SiGe source and drain regions include epitaxially grown silicon on SiGe sidewalls. The epi silicon prevents adverse effects of Ge during silicidation, including Ge out diffusion and silicide line breakage. The Si also increases the active area.

The invention provides a mower comprising a chassis blade broom and having blowing/suction, irrigation, fertilization, pesticide spreading and braking functions. The mower is a multifunctional mower comprising a logarithmic spiral brake with an anti-corrosion guard and a pipe winder with liquid pipelines for irrigation, fertilization and pesticide spreading; four major assemblies, namely a support assembly with a charger and an inverter for a storage battery, a cutting device assembly dragged by a series excitation motor, a pipe winder assembly for irrigation, fertilization and pesticide spreading, and a brake assembly and a cutting device assembly, are additionally arranged on a common lawn mower; due to the addition of the irrigation, fertilization and pesticide spreading functions, the mower is wide in application range and large in movement area; a liquid fertilizer for fertilization in the pipe of the pipe winder is formed by adding a soluble fertilizer or pesticide to water in percentage. The dust collection bag support (35) of a blowing/suction unit arranged on the mower is connected with a dust collection bag (36) and a pipeline is connected with a grass collection arranged on the rear part of the mower. A blowing/suction fan blade (231) is arranged on a mowing cutter arranged on the chassis of the mower and a broom (232) is arranged to realize direct blowing, suction and sweeping.

An energy storage device (300), the device (300) comprising a substrate (102), a steric structure (104) formed on and/or in a main surface (106) of the substrate (102), a current collector stack (202) formed on the steric structure (104), and an electric storage stack (302) formed on the current collector stack (202), wherein side walls (108) of the steric structure (104) and the main surface (106) of the substrate (102) enclose an acute angle of more than 80 degrees.

A process for fabricating sintered, substantially pore-free titanium aluminide articles with minor alloying element additions is disclosed. Such articles may find application as automobile engine valves and connecting rods and may be fabricated by rapidly sintering intimately mixed powders of substantially pure titanium and rapidly-cooled particles of aluminum alloyed with the minor alloying element(s).

Provided is an electrocatalyst for solid polymer fuel cells capable of increasing the active surface area for reactions in a catalyst component, increasing the utilization efficiency of the catalyst, and reducing the amount of expensive precious metal catalyst used. Also provided are a membrane electrode assembly that uses this electrocatalyst and a solid polymer fuel cell. An electrocatalyst for a solid polymer fuel cell is provided with a catalyst and solid proton conducting material. A liquid conductive material retention part that retains a liquid proton conducting material that connects the catalyst and solid proton conducting material is provided between the same. The surface area of the catalyst exposed within the liquid conductive material retention part is larger than the surface area of the catalyst in contact with the solid proton conducting material.

The invention relates to the technical field of lobster breeding, and discloses a lobster breeding based on a rice field. The lobster breeding based on the rice field comprises the following steps: selecting and transforming of a rice field, namely selecting a rice field which has sufficient water sources, has no water pollution, is not easy to dry during a dry season and to drown in winter, and has fertile soils; and after rice is harvested, digging the rice field into a concentric-square-shaped pool with a width of 100-120 cm and a depth of 50-70 cm, and digging a cross-shaped ditch with a width of 150-180 cm in the middle of the pool, wherein the four ends of the cross-shaped ditch respectively communicate with the pool. According to the lobster breeding method based on the rice field,through the transformation of the rice field, and the using of the concentric-square-shaped pool and the cross-shaped ditch, activity area of lobster seedlings is increased, thereby increasing the activity amount of the lobster seedlings, and improving the meat quality of the lobster seedlings; at the same time, blocking on the lobster seedlings can be performed, and crashing between the lobster seedlings and rice seedlings is reduced, thereby increasing the yield of the rice field; and oxygen-increasing equipment is used to improve an oxygen content in water, and improve the survival rate ofthe lobster seedlings, thereby improving yields and improving incomes.

The present invention discloses a large-scale display device, which comprises a first display unit, a second display unit, a black margin area between the first display unit and the second display unit, and two polarizers attached to two surfaces of the first and second display units. The second display unit is arranged in parallel to the first display unit.

A catalyst member comprising a blended mixture of nano-scale metal particles compressed with larger metal particles and sintered to form a structurally stable member of any desired shape. The catalyst member can be used in one of many different applications; for example, as an electrode in a fuel cell or in an electrolysis device to generate hydrogen and oxygen.

The intelligent lawn mower with the charging component of the automatic charging pin inserted and pulled out of the contact piece can be automatically plugged and unplugged for charging; just like a car needs a gas station, an electric lawn mower also needs a charging station, and the market needs an automatic charging pin inserted and pulled out The intelligent lawn mower with the charging assembly of the contact piece solves the problem of frequent manual charging due to the undurable battery; the left and right sides of the bottom plate laid horizontally on the ground are respectively provided with guide rails (233c The curve section of each guide rail of ) is a cubic curve, so as to reduce the impact; a section of curve of the contact surface ((234b) of the contact piece (234) is a logarithmic spiral, because the logarithmic spiral is an equiangular spiral with pressure The characteristics of being equal everywhere at the corners are beneficial to contact insertion. There are four contact pieces (234), pressure piece torsion springs (234a) and rotating shafts each, forming double doors facing each other, corresponding to the charging pins standing on the front wall in front ((233), so that the charging pin is inserted and extracted, reciprocating with this. The use of cubic curves for the guide rail and the use of logarithmic spirals for the contact surface are technical progress.