meth System and method for cogeneration from mixed oil and inert solids, furnace and fuel nozzle for the same By www.freepatentsonline.com Published On :: Tue, 24 Feb 2015 08:00:00 EST This invention provides a system and method for efficiently and completely combusting oil in mixture with particulate solids. A furnace (kiln) having a feed nozzle with a lead screw drives the mixture from a feed hopper. This nozzle includes forced-air jets/ports at its tip providing makeup air and allowing atomization of the mixture. The nozzle thereby directs the mixture into a rotating combustion chamber that is tilted downwardly from the front toward a solid waste outlet port at the rear. Uncombusted fuel and air backflow to an upper, secondary chamber near the primary chamber front, and are completely combusted at a high temperature. Gasses exit a flue that can include a heat exchanger. This heat exchanger can be operatively connected to a heating device or other mechanism that converts the heat into usable energy. The nozzle can include a cone with axially tilted air ports about its perimeter. Full Article
meth Dust coal boiler, dust coal combustion method, dust coal fuel thermal power generation system, and waste gas purification system for dust coal boiler By www.freepatentsonline.com Published On :: Tue, 24 Feb 2015 08:00:00 EST A pulverized coal thermal power generation system that significantly reduces the amount of NOx emissions from a boiler and does not require a denitration unit is provided. When a denitration unit is not used, performance to remove mercury from a boiler waste gas is reduced. A waste gas purification system for a pulverized coal boiler, that compensates for this is provided. A pulverized coal boiler having a furnace for burning pulverized coal, burners for supplying pulverized coal and air used for combustion into the furnace so as to burn the pulverized coal in an insufficient air state and after-air ports provided on the downstream side of the burners for supplying air used for perfect combustion characterized in that, an air ratio in the furnace is 1.05 to 1.14, and the residence time of a combustion gas from the burner disposed on the uppermost stage to a main after-air port is 1.1 to 3.3 seconds. Preferably, water is mixed in advance with the air supplied from the after-air port so as to increase the specific heat. Furthermore, pulverized coal carrying air in the burner and a part of air used for combustion are mixed together in advance before they are jetted into the furnace.A waste gas purification system having a pulverized coal boiler, an air heater disposed downstream of the pulverized coal boiler for exchanging heat with a boiler waste gas to heat air used for combustion in the pulverized coal boiler, a dust removing unit, and a desulfurizing unit characterized in that, at least one of a halogen gas supply unit, a catalyst unit for oxidizing a mercury gas, and a mercury adsorbent blowing device is provided so as to oxidize mercury included in the waste gas. Full Article
meth Method and multi-component nozzle for reducing unwanted substances in a flue gas By www.freepatentsonline.com Published On :: Tue, 17 Mar 2015 08:00:00 EDT A method is illustrated and described for reducing unwanted substances by injecting a reactant into a flue gas of a steam generator. In order that the reactant can also be used in larger steam generators and/or combustion chambers, a method is proposed, in which the reactant is injected into the combustion chamber of the steam generator via a reactant opening of a multi-component nozzle, in which an enveloping medium is injected into the combustion chamber through at least one enveloping medium opening arranged outside the reactant opening, and in which the enveloping medium at least partly envelops the reactant in the combustion chamber and in this way at least partly shields the reactant from the flue gas. Full Article
meth Methods of combustion of powdered fuels and powdered fuel dispersions By www.freepatentsonline.com Published On :: Tue, 28 Apr 2015 08:00:00 EDT Methods of combustion include metering a substantially explosible powder into an oxidizing gas using a positive displacement powder dispersion device to suspend the powder in the gas and directing the powder in the gas to form a controlled stream of a moving explosible powder dispersion. In some embodiments, the method further includes igniting the dispersion with an ignition source to produce a stationary deflagrating combustion wave and sustaining combustion by continuing to meter the powder into the gas. In other embodiments, the method further includes adjusting a nozzle velocity of the dispersion to reflect properties of the dispersion to create a sustainable flame and igniting the dispersion to produce a stationary deflagrating wave of the dispersion. In other embodiments, the method further includes igniting the dispersion in a combustion area to produce a stationary deflagrating wave such that a conductive heat transfer from combustion brings the powder to combustion temperature. Full Article
meth Method for starting a burner By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT A method for starting a burner for combusting synthesis gases is provided. The burner includes first and second fuel passages, the first fuel passage encompasses the second fuel passage in a substantially concentric manner and the gas transferred to the burner is mixed with combusting air and is combusted. In order to start the burner, the second fuel passage is first loaded with a synthesis gas to a predefined burner power at a first starting phase and the first fuel passage is loaded with the synthesis gas at a second starting phase. Full Article
meth Heating furnace and heating method employed by heating furnace By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT A hydrogen vacuum furnace (100) is provided with a process chamber (1) wherein a subject (10) to be heated is stored; a heating chamber (2) wherein a heater lamp (25) is stored; and a crystal board (3) for separating the subject (10) and the heater lamp (25) one from the other. In the hydrogen vacuum furnace (100), the subject (10) is heated by a radiant ray applied from the heater lamp (25). The process chamber (1) and the heating chamber (2) are provided with gas feed ports (11, 21) and exhaust ports (12, 22), respectively, for feeding and exhausting a gas. When the subject (10) is being heated, atmospheric pressure in each chamber is adjusted so that the heating chamber (2) is under positive pressure to the process chamber (1) by feeding or exhausting the gas. Full Article
meth Grate bar for an incinerator and method for producing such a grate bar By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A grate bar for an incinerator having a grate bar base body and a high temperature resistant cover plate covering the grate bar base body at least on a surface portion which in operation points to a combustion chamber. The cover plate is separated from the grate bar base body by a thermal insulating material. In the grate bar base body a cavity is inserted in a side pointing to the cover plate and/or in the cover plate in the side pointing to the grate bar base body, which cavity is at least partially filled with a ceramic fiber insulating material. The invention further relates to a method for producing such a grate bar. Full Article
meth Powdered fuel conversion systems and methods By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The burner preferably exclusively burns substantially explosible solid fuels and preferably has instant ON-OFF thermostat control, wastes no energy preheating the enclosure or external air supply, achieves stable combustion the moment the powder-air mix is ignited in our burner, is used in the upward vertical mode except for oil burner retrofits, burns a solid fuel in a single-phase regime as if it were a vaporized liquid or gas, is designed to complete combustion within the burner housing itself rather than in a large, high temperature furnace enclosure which it feeds, has an ultra-short residence time requirement, is a recycle consuming burner with self-contained management of initially unburned particles, is much smaller, simpler and lower cost, has a wider dynamic range/turndown ratio, is more efficient in combustion completeness and thermal efficiency, and operates with air-fuel mix approximately at the flame speed. Full Article
meth Method and apparatus for gasification of organic waste in batches By www.freepatentsonline.com Published On :: Tue, 22 Sep 2015 08:00:00 EDT A gasification reactor for processing organic waste in batches comprises a primary gasification reactor (62) that includes a primary gasification chamber (18) and a surrounding combustion chamber (19), a secondary gasification chamber (21), a synthesis gas decontamination unit (42) and a combustible gas selector (41). The waste is loaded into the primary gasification chamber through a latched opening and heated from the combustion of a fuel in the combustion chamber (19) to convert the waste to a synthesis gas. The gasification chamber (18) has an intake (20) for introducing pre-heated process air (1) therein. The combustion chamber operates either with a conventional fuel (9) or with the produced synthesis gas (6). The secondary gasification chamber (21) thermally treats the synthesis gas (2) to eliminate tars. The decontamination unit (42) scrubs the synthesis gas of contaminants including particulates and acid gases. The clean synthesis gas (6) is directed to the combustible gas selector (41) which selectively feeds either the combustible fluid (9) or the synthesis gas (6) to the burner (40). Full Article
meth Photovoltaic device including flexible substrate or inflexible substrate and method for manufacturing the same By www.freepatentsonline.com Published On :: Tue, 12 May 2015 08:00:00 EDT Disclosed is a photovoltaic device. The photovoltaic device includes: a substrate; a first electrode placed on the substrate; a second electrode which is placed opposite to the first electrode and which light is incident on; a first unit cell being placed between the first electrode and the second electrode, and including an intrinsic semiconductor layer including crystalline silicon grains making the surface of the intrinsic semiconductor layer toward the second electrode textured; and a second unit cell placed between the first unit cell and the second electrode. Full Article
meth Method for connecting solar cells By www.freepatentsonline.com Published On :: Tue, 12 May 2015 08:00:00 EDT A method of connecting two solar cells is disclosed. In one embodiment, the method comprises gripping an interconnect with a head of positioning device, heating the interconnect with the head of the positioning device to between two predetermined temperatures, where one is higher than the other, positioning the interconnect so as to overlay two adjacent solar cells, coupling the interconnect to each of the two adjacent solar cells, and releasing the interconnect from the head. Full Article
meth Methods of forming a metal telluride material, related methods of forming a semiconductor device structure, and related semiconductor device structures By www.freepatentsonline.com Published On :: Tue, 12 May 2015 08:00:00 EDT Accordingly, a method of forming a metal chalcogenide material may comprise introducing at least one metal precursor and at least one chalcogen precursor into a chamber comprising a substrate, the at least one metal precursor comprising an amine or imine compound of an alkali metal, an alkaline earth metal, a transition metal, a post-transition metal, or a metalloid, and the at least one chalcogen precursor comprising a hydride, alkyl, or aryl compound of sulfur, selenium, or tellurium. The at least one metal precursor and the at least one chalcogen precursor may be reacted to form a metal chalcogenide material over the substrate. A method of forming a metal telluride material, a method of forming a semiconductor device structure, and a semiconductor device structure are also described. Full Article
meth Photoelectric conversion material, film containing the material, photoelectric conversion device, production method thereof, photosensor, imaging device and their use methods By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT An organic compound and a photoelectric conversion device containing the organic compound are disclosed. The organic compound and device realize high photoelectric conversion efficiency, low dark current and high-speed responsivity. It has been found that when this organic compound and an n-type semiconductor are used in combination, high-speed responsivity can be realized while maintaining high heat resistance, an aspect of which has not been seen when the connection part between a donor part and an acceptor part is a phenylene group. Full Article
meth Method and apparatus for thermal energy-to-electrical energy conversion By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT An improved method and apparatus for thermal-to-electric conversion involving relatively hot and cold juxtaposed surfaces separated by a small vacuum gap wherein the cold surface provides an array of single charge carrier converter elements along the surface and the hot surface transfers excitation energy to the opposing cold surface across the gap through Coulomb electrostatic coupling interaction. Full Article
meth Layered compound-metal particle composite and production method therefor, and suspension, film and flexible solar cell using same By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT A layered compound-metal particle composite 3 is obtained by the addition, to an organically modified layered compound 1 formed by the intercalation of organic ions between layers of a layered compound, of both an aqueous colloidal metal solution 2 in which metal particles are dispersed as a metal colloid in water, and a nonaqueous solvent which is a poor solvent for the metal colloid and has an excellent ability to swell the organically modified layered compound 1. Full Article
meth Back electrode type solar cell, back electrode type solar cell with interconnection sheet, solar cell module, method of manufacturing back electrode type solar cell with interconnection sheet, and method of manufacturing solar cell module By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT A back electrode type solar cell in which a no-electrode-formed region where no electrode is placed is provided in a part of a peripheral portion of a back surface of the back electrode type solar cell such that a line connecting end portions of a plurality of electrodes to one another includes a partially inwardly recessed region and the no-electrode-formed region is located adjacent to each of an electrode for n-type and an electrode for p-type adjacent to each other, a solar cell module, a method of manufacturing a back electrode type solar cell with interconnection sheet, and a method of manufacturing a solar cell module are provided. Full Article
meth Light collecting and emitting apparatus, method, and applications By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT A light guide apparatus includes a light guide layer having a top surface and a bottom surface, and a transversely oriented side-end surface that forms an output aperture of the light guide, characterized by an index of refraction, n1, and further characterized by a length dimension in an intended light propagation direction towards the output aperture, where the intended light propagation direction is a z-axis direction of a Cartesian coordinate system; and a plurality of light injection elements disposed in the form of at least one linear strip in at least one of the top and bottom surfaces of the light guide layer, wherein some of the plurality of light injection elements are disposed on one lateral side of the strip and some other of the plurality of light injection elements are disposed on an opposing lateral side of the strip at a rotation angle Δz about the y-axis. Full Article
meth Photovoltaic cell and manufacturing method thereof By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A photovoltaic cell comprises a top subcell having a first band gap; a middle subcell comprising a substrate and having a second band gap, wherein the substrate comprises a first side and a second side opposite to the first side; and a bottom subcell having a third band gap, wherein the top subcell is grown on the first side of the substrate and the bottom subcell is grown on the second side of the substrate, wherein the first band gap is larger than the second band gap and the second band gap is larger than the third band gap. Full Article
meth Light-guide solar panel and method of fabrication thereof By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT The present invention is that of a solar energy system that uses a light-guide solar panel (LGSP) to trap light inside a dielectric or other transparent panel and propagates the light to one of the panel edges for harvesting by a solar energy collector such as a photovoltaic cell. This allows for very thin modules whose thickness is comparable to the height of the solar energy collector. This eliminates eliminating the depth requirements inherent in traditional concentrated photovoltaic solar energy systems. A light guide solar panel has a deflecting layer, a light guide layer and a solar cell in optical communication with the light guide layer. The deflecting layer receives light at a first surface and inputs the light into the light guide layer. The light guide layer propagates the light to the solar cell, which is aligned generally parallel to the input surface. Full Article
meth Nano power cell and method of use By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A nano power cell and method of use are described wherein the nano power cell absorbs electromagnetic energy is nano particles in an optical fluid that flow in microchannels of the nano power cell. Full Article
meth Photovoltaic device including flexible substrate or inflexible substrate and method for manufacturing the same By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A photovoltaic device including a substrate; a first electrode placed on the substrate; a second electrode which is placed opposite to the first electrode and which light is incident on; a first unit cell being placed between the first electrode and the second electrode, and including an intrinsic semiconductor layer including crystalline silicon grains making the surface of the intrinsic semiconductor layer toward the second electrode textured; and a second unit cell placed between the first unit cell and the second electrode. Full Article
meth Thin-film solar cell and method of fabricating thin-film solar cell By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT A thin-film solar cell includes a cell having a transparent electrode layer, a photoelectric conversion layer, and a back electrode layer stacked on a transparent insulation substrate. A plurality of cells are connected in series to constitute a cell string. A bus bar is arranged on the back electrode layer of an end cell constituting the cell string. The thin-film solar cell has a photoelectric conversion layer on a series-connection direction end of the transparent electrode layer. In plan view, a series-connection direction end of the back electrode layer at an end of the cell string and the series-connection direction end of the transparent electrode layer at the end of the cell string do not overlap, while the bus bar and the transparent electrode layer at the end cell constituting the cell string overlap at least partially. A method of fabricating the thin-film solar cell is provided. Full Article
meth Methods and apparatus for forming photovoltaic cells using electrospray By www.freepatentsonline.com Published On :: Tue, 26 May 2015 08:00:00 EDT Methods of forming a photovoltaic structures including nanoparticles are disclosed. The method includes electrospray deposition of nanoparticles. The nanoparticles can include TiO2 nanoparticles and quantum dots. In an example, the nanoparticles are formed on a flexible substrate. In various examples, the flexible substrate is light transparent. Photovoltaic structures and apparatus for forming photovoltaic structures are disclosed. Full Article
meth Multiple solar cell and method for manufacturing the same By www.freepatentsonline.com Published On :: Tue, 30 Jun 2015 08:00:00 EDT A multi-junction solar cell having a Ge or GaAs substrate, as well as a solar cell structure having several subcells deposited on the substrate, the substrate having peripheral side faces, and the solar cell structure having a peripheral circumferential surface, which runs spaced apart from the side faces. To prevent oxidation and penetration of moisture, the circumferential surface of the solar cell structure is coated with a protective, electrically insulating first coating under essential exclusion of the upper surface facing the rays, or that without encroaching on the solar cell structure, the side faces of the substrate are coated with a protective, electrically insulating second coating or that both the side faces of the substrate as well as the circumferential surface of the solar cell structure are coated with a third coating by essential exclusion of the upper surface facing the rays. Full Article
meth Decurling method and apparatus, and film production method By www.freepatentsonline.com Published On :: Tue, 07 Oct 2014 08:00:00 EDT A continuous multi-layer film includes a support layer having a first film surface, and a hard coat layer, formed on the support layer, having a second film surface, and having a curling tendency in an inward direction. In the decurling method, the multi-layer film is transported. A first transition of the support layer in the multi-layer film being transported into a rubber phase is induced by supplying fluid vapor on the support layer. After supplying the fluid vapor, a second transition of the support layer from the rubber phase into a glass phase is induced. The multi-layer film is transported while a portion of the support layer in the rubber phase is prevented from contacting a solid object. The hard coat layer is formed from a polymer produced from an ultraviolet curable compound, and the support layer is formed from cellulose acylate. Full Article
meth Belt adjusting method and belt transport system By www.freepatentsonline.com Published On :: Tue, 14 Oct 2014 08:00:00 EDT A method of adjusting a lateral position of an endless belt that is passed around at least two rollers, comprising the steps of: controlling a tilt position of a first roller of the at least two rollers; and adjusting a lateral position of the first roller, wherein the lateral position of the first roller is adjusted in combination with controlling the tilt position of the first roller. Full Article
meth Image recording apparatus and image recording method By www.freepatentsonline.com Published On :: Tue, 14 Oct 2014 08:00:00 EDT An image recording apparatus includes: a heating section which is located further on the downstream side of a transport pathway than an image recording area, but further on the upstream side of the transport pathway than a transport roller which is rotated by a motor; and a control section which lowers the suction power of a suction section to a medium from a first suction power to a second suction power lower than the first suction power during a recording operation and makes a first torque which is generated at the motor in a period which is during the recording operation and in which the suction power of the suction section is a suction power lower than the first suction power, be lower than a second torque which is generated at the motor during a transport operation. Full Article
meth Method for controlling at least one machining device which is coupled to a machine tool by means of an encoder signal By www.freepatentsonline.com Published On :: Tue, 18 Nov 2014 08:00:00 EST A method is disclosed for controlling at least one machining device which is coupled to a machine tool by means of an encoder signal, the machine tool having at least one motion control device. In order to improve the accuracy of the encoder connection, at least one additional variable which characterizes the transport is digitally transmitted from the motion control device to the at least one machining device and is used to correct the encoder signal. Full Article
meth Method and apparatus for manufacturing absorbent article By www.freepatentsonline.com Published On :: Tue, 25 Nov 2014 08:00:00 EST In a case where components such as side flaps and crotch portions are arranged on multiple webs which are being conveyed while being arranged side by side in the width direction of the webs, articles in various sizes can be handled easily by a web conveying step of conveying a front waistline web 11A and a back waistline web 11B the webs being arranged side by side in a width direction of the webs, a flap attaching step of attaching side flaps 30 onto the web 11 of the front waistline web 11A or the back waistline web, a web gap changing step of changing a gap between the front waistline web 11A and the back waistline web 11B by a web gap changing mechanism 500 and a crotch member attaching step of attaching a crotch member 20 between the front waistline web 11A and the back waistline web 11B, wherein the web gap changing step is performed between the flap attaching step and the crotch member attaching step. Full Article
meth Method for regulating a web tension in a processing machine By www.freepatentsonline.com Published On :: Tue, 13 Jan 2015 08:00:00 EST A method for regulating a web tension in a processing machine for processing a product web, in particular a shaftless printing press, includes separating a first product-web section from a second product-web section by a delay section. The web tensions in the first and second product-web sections are influenced by first and second actuators, respectively. To regulate the web tension in the first product-web section, the method further includes defining a regulation output value from which an actuating command for the first actuator is derived. An actuating command for the second actuator is defined from the regulation output value and a delay element to decouple the web tension in the second product-web section from the regulation of the web tension in the first product-web section. The delay element delays the effect of the regulation output value on the actuating command for the second actuator by a delay time. Full Article
meth ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***Tape feeder and method of mounting tape onto tape feeder By www.freepatentsonline.com Published On :: Tue, 13 Jan 2015 08:00:00 EST A tape feeder includes a guide part that guides a carrier tape and is detachably attached to a main body. The guide part includes: a lower member guiding the carrier tape and attached to and detached from the main body; an upper member pressing down the carrier tape from above; a tape introduction part guiding the carrier tape into the upper member at an upstream side thereof in a tape feed direction; a confirmation opening part disposed in the upper member for visually confirming that the carrier tape arrives at a pin engagement range; an open/close mechanism opening and closing the upper member with respect to the lower member; and a positioning mechanism fitting a positioning pin into a feed hole of the carrier tape in the guide part, thereby positioning the carrier tape relative to the guide part in the tape feed direction. Full Article
meth Systems and methods of printing to a web substrate By www.freepatentsonline.com Published On :: Tue, 20 Jan 2015 08:00:00 EST A printing device (100,101) has a first print engine (103, 303, 603, 703), a second print engine (105, 305, 605, 705), and a buffer device (107, 307, 609, 709, 711) disposed between the first (103, 303, 603, 703) and second print engines (105, 305, 605, 705). The buffer (107, 307, 609, 709, 711) is configured to store a variable amount of web substrate (106, 301, 713) received from the first print engine (103, 303, 603, 703) and feed the substrate (106, 301, 713) to the second print engine (105, 305, 605, 705). Full Article
meth Web conveying apparatus and web conveying control method By www.freepatentsonline.com Published On :: Tue, 03 Feb 2015 08:00:00 EST A web conveying apparatus that conveys a web, includes: a transverse position displacement detection unit that detects a transverse position displacement of the web; a transverse position correction unit that corrects a transverse position of the web by a guide roller; width detection units that detect a width size in a left-right direction of the web; and a control unit that controls the transverse position correction unit in accordance with the transverse position displacement detected by the transverse position displacement detection unit and performs feedback control to position the web in a target position. The control unit changes a correction amount in the feedback control in accordance with the width size of the web detected by the width detection units. Full Article
meth Tape feeder and method of mounting tape onto tape feeder By www.freepatentsonline.com Published On :: Tue, 17 Feb 2015 08:00:00 EST A tape feeder includes a guide part that guides a carrier tape and is detachably attached to a main body. The guide part includes: a lower member guiding the carrier tape and attached to and detached from the main body; an upper member pressing down the carrier tape from above; a tape introduction part guiding the carrier tape into the upper member at an upstream side thereof in a tape feed direction; a confirmation opening part disposed in the upper member for visually confirming that the carrier tape arrives at a pin engagement range; an open/close mechanism opening and closing the upper member with respect to the lower member; and a positioning mechanism fitting a positioning pin into a feed hole of the carrier tape in the guide part, thereby positioning the carrier tape relative to the guide part in the tape feed direction. Full Article
meth Film transport apparatus and film transport control method By www.freepatentsonline.com Published On :: Tue, 03 Mar 2015 08:00:00 EST A film transport apparatus includes: an edge sensor that detects a lateral position deviation of a film; a lateral position correction device that corrects a lateral position of the film with a guide roll; a tension sensor that detects tensions applied respectively near left and right ends of the film; and a control unit that executes feedback control such that the lateral position correction device is controlled on the basis of the lateral position deviation detected by the edge sensor so that the film is located at a target position. The control unit changes the feedback control based on a left and right tension difference, which is a difference between the tension applied near the left end of the film and the tension applied near the right end of the film, the tensions being detected by the tension sensor. Full Article
meth Methods and devices for transporting a medium in a printing apparatus By www.freepatentsonline.com Published On :: Tue, 03 Mar 2015 08:00:00 EST A printing apparatus includes: a motor which drives a shaft of a roll body around which a medium is wound, in the feeding direction of the medium; a transport roller which transports the medium fed from the roll body; and a control section which supplies electric power for rotating the roll body to the motor, wherein the electric power that the control section supplies to the motor at the time of the start of the feeding of the medium is larger when the diameter of the medium that is wound around the roll body is R2 ( Full Article
meth Method of setting web tensioning By www.freepatentsonline.com Published On :: Tue, 24 Mar 2015 08:00:00 EDT A method of setting web tensioning in a processing machine for processing a material web, in particular in a shaftless printing machine, wherein, for the purpose of setting the web tensioning in a first web-tensioning portion, which is bounded upstream by a first clamping location and downstream by a second clamping location, the first clamping location is given a control command, and at least one clamping location which is located upstream of the first clamping location, as seen over the course of the web tensioning, and at least one clamping location which is located downstream of the second clamping location, as seen over the course of the web tensioning, are precontrolled in dependence on the first control command, where the second clamping location is not adjusted. Full Article
meth Tape feeder and method of mounting tape on tape feeder By www.freepatentsonline.com Published On :: Tue, 07 Apr 2015 08:00:00 EDT In the separation of a cover tape 15e from a carrier tape 15 performed by a cover tape separating mechanism 50, a cover tape 15e, which is separated from a base tape 15a by a separating blade edge 51f, comes into contact with a concave conical surface 52c, so that one side portion of a cover tape 15e is bent toward the other side portion; and the bent cover tape 15e is pressed against a guide surface 32s from below while the carrier tape 15 is guided to a pick-up position. Accordingly, the cover tape 15e is folded on the base tape 15a in a flat shape. Full Article
meth Thin web optical media guiding method By www.freepatentsonline.com Published On :: Tue, 14 Apr 2015 08:00:00 EDT An optical data storage device includes an optical storage tape having one or more optical storage layers. A plurality of optical pickup units reads and/or writes data to the optical storage tape. A feed reel provides the optical storage tape to the optical pickup units. A guiding wheel that guides the optical storage tape when the optical storage tape is in the vicinity of the optical pickup units during read and/or write operations. Finally, a take-up reel receives the optical storage tape from the guiding wheel. Full Article
meth Method for web tension setting By www.freepatentsonline.com Published On :: Tue, 21 Apr 2015 08:00:00 EDT A method is disclosed for web tension setting in a processing machine for processing a material web, in particular a shaftless printing press. In order to set the web tension in a first web tension section with a length L which is delimited upstream by a first clamping point and downstream by a second clamping point, the first clamping point is loaded with a first manipulated variable which is produced using a first element with a first transfer function G1(s) (G3), and the second clamping point is loaded with a second manipulated variable which is produced using a second element with a second transfer function G2(s) (G4), wherein c1G1(s)=−c2G2(s). Thus, it is possible to keep the speed constant even during the regulation at a fixed or variable point x within the web tension section, wherein x=|c1/(c1+c2)|L lies behind the first clamping point. Full Article
meth Device and method for supplying continuous strips to a transversal cutting station of the strips By www.freepatentsonline.com Published On :: Tue, 28 Apr 2015 08:00:00 EDT The device (100) is destined to receive flanked continuous strips (1, 2) from an arrival line (L), and feed them towards a transversal cutting station (SR). The device (100) comprises: a basin (3), associated to a terminal part of the arrival line (L), destined to enable formation, in each of the strips (1, 2) of a free loop (A1, A2) in a downwards direction; deviator organs (4), at a 45° angle, provided downstream of the basin (3), destined to guide the strips (1, 2) such as to orientate them perpendicularly to the arrival direction, horizontally centered and correctly staggered in height such as to enter the transversal cutting station (SR). Full Article
meth Roll-to-roll substrates transferring unit and method of processing substrates using the substrates transferring unit By www.freepatentsonline.com Published On :: Tue, 05 May 2015 08:00:00 EDT A flexible and continuous substrates-conveying sheet has a plurality of to be processed substrates disposed on or in it. A nondestructive transferring unit includes a plurality of first transferring rolls and a plurality of second transferring rolls. The first transferring rolls make contact with a first surface of the substrates-conveying sheet where that surface can have electrostatically-induced charge formed thereon. Each of the first transferring rolls includes a first central portion charged with a positive electric charge and a first outer portion surrounding the first central portion. The second transferring rolls make contact with the first surface of the substrates-conveying sheet. The second transferring rolls are disposed alternately with the first transferring rolls. Each of the second transferring rolls includes a second central portion charged with a negative electric charge and a second outer portion surrounding the second central portion. Full Article
meth Method and device for controlling tension applied to a media web By www.freepatentsonline.com Published On :: Tue, 19 May 2015 08:00:00 EDT In a web printer, tension on the moving web is controlled by monitoring the tension on the web between two rollers and selectively operating an actuator driving the second roller to restore the tension to an acceptable range. The operation of the actuator includes modulating the speed at which the second roller is driven. Full Article
meth Method and device for detecting PWM wave By www.freepatentsonline.com Published On :: Tue, 04 Nov 2014 08:00:00 EST A device for detecting a PWM wave, comprising: a PWM wave generating module, configured to generate the PWM wave; a detecting module coupled to the PWM wave generating module, configured to receive the PWM wave and to determine an electric level of the PWM wave; a timer coupled to the detecting module, configured to start a counting when the detecting module receives the PWM wave, and to interrupt the counting when the counting reaches a predetermined value, the detecting module determining whether the electric level of the PWM wave is a high electric level or a low electric level when the counting is interrupted; and a calculating module coupled to the detecting module, configured to calculate a duty ratio of the PWM wave based on a number of high electric level and a number of low electric level of the PWM wave determined within one period of the PWM wave. Full Article
meth System and method for generating a pulse-width modulated signal By www.freepatentsonline.com Published On :: Tue, 04 Nov 2014 08:00:00 EST In an embodiment, a method of generating a pulse-width modulated signal from an input signal includes calculating a finite number of basis functions of a first pulse-width modulated signal based on the input signal, and forming an electronic output based on the calculated finite number of basis functions. Full Article
meth Apparatus, system, and method for digital base modulation of power amplifier in polar transmitter By www.freepatentsonline.com Published On :: Tue, 11 Nov 2014 08:00:00 EST An amplifier receives an amplitude signal of a polar modulated signal at a base terminal of a transistor and receives a phase modulated carrier signal of the polar modulated signal at the base terminal of the transistor. The amplifier combines the amplitude signal and the phase modulated signal to produce a full complex waveform at a collector terminal of the transistor. Full Article
meth Systems and methods for frequency synthesis to improve coexistence By www.freepatentsonline.com Published On :: Tue, 18 Nov 2014 08:00:00 EST A frequency synthesizer for a WLAN transceiver is disclosed that may be used to generate 5.4 GHz and 2.4 GHz signals. The frequency synthesizer may be configured to minimize VCO pulling by using VCO operating frequencies that are not integer multiples of the RF bands. Further, the frequency synthesizer may be configured to minimize interference with other frequency bands used by existing wireless systems. Full Article
meth Method for tuning a digital compensation filter within a transmitter, and associated digital compensation filter By www.freepatentsonline.com Published On :: Tue, 18 Nov 2014 08:00:00 EST A method for tuning a digital compensation filter within a transmitter includes: obtaining at least one resistance-capacitance (RC) detection result, wherein the digital compensation filter includes an RC compensation module; and tuning the digital compensation filter by inputting the RC detection result into the RC compensation module. For example, the RC detection result may correspond to a detected value representing a product of a resistance value and a capacitance value. In another example, the at least one RC detection result may be obtained by performing RC detection on at least a portion of the transmitter without individually measuring resistance values of resistors therein and capacitance values of capacitors therein. An associated digital compensation filter and an associated calibration circuit are also provided. Full Article
meth Pulse width modulation circuit and pulse width modulation signal generating method having two refresh rates By www.freepatentsonline.com Published On :: Tue, 09 Dec 2014 08:00:00 EST A PWM circuit that can have two refresh rates, including: a first PWM signal generator and a second PWM signal generator; wherein the first PWM signal generator and the second PWM signal generator respectively control refresh rates in two dimensions of an output data generated from a target apparatus. A PWM signal generation method that can have two refresh rates, including: generating a first PWM signal; generating a second PWM signal; and controlling refresh rates in different dimensions of an output data generated from a target apparatus respectively by using the first PWM signal and the second PWM signal. Full Article
meth Apparatus, system and method for configuring signal modulation By www.freepatentsonline.com Published On :: Tue, 09 Dec 2014 08:00:00 EST Techniques and mechanisms for configuring logic to implement a signal modulation. In an embodiment, the logic includes a finite impulse response (FIR) module comprising circuitry. The selection circuitry may be operable to concurrently receive signals from latch circuitry of the FIR module and, based on the signals, to select an input group of the selection circuitry and to output a voltage identifier. In another embodiment, configuration logic is operable to set an operational mode which determines a total number of concurrent input signals, received by the FIR module, which the FIR module will use to select an input group for generating an output representing a voltage level. Full Article