| BEIJING FUNATE INNOVATION TECHNOLOGY CO., LTD. Patent applications |
| Patent application number | Title | Published |
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| 20120104216 | CARBON NANOTUBE FILM SUPPORTING STRUCTURE AND METHOD FOR USING SAME - A carbon nanotube film supporting structure is provided. The carbon nanotube film supporting structure is used for supporting a carbon nanotube film structure. The carbon nanotube film supporting structure includes a substrate and a number of protruding structures. The substrate has a surface defining a support region. The protruding structures are distributed on the support region. The carbon nanotube film structure can be peeled off completely after being in contact with the carbon nanotube film supporting structure. The present disclosure also relates to a method for using the carbon nanotube film supporting structure. | 05-03-2012 |
| 20120104213 | CARBON NANOTUBE FILM SUPPORTING STRUCTURE AND METHOD FOR USING SAME - A carbon nanotube film supporting structure is provided. The carbon nanotube film supporting structure is used for supporting a carbon nanotube film structure. The carbon nanotube film supporting structure includes a body and a number of voids. The body has a surface defining a support region. The voids are defined in the support region. A void ratio of the support region is greater than or equal to 80%. The present disclosure also provides a method for using the carbon nanotube film supporting structure. | 05-03-2012 |
| 20110304800 | DISPLAY DEVICE - A display device includes a common substrate having a first surface and an opposite second surface, a first transparent conductive layer, at least one first electrode, and at least one second electrode. The first transparent conductive layer is positioned on the first surface. The at least one first electrode and the at least one second electrode are on the first surface and electrically connected to the first transparent conductive layer. The display device further includes a second transparent conductive layer, a first alignment layer, a liquid crystal layer, a second alignment layer, a thin film transistor panel, and a polarizer all stacked on each other in sequence along a direction from the first surface to the second surface of the common substrate. The second transparent conductive layer is positioned on the second surface of the common substrate. | 12-15-2011 |
| 20110304579 | TOUCH PANEL - A touch panel includes a first electrode plate, a second electrode plate, and a capacitive detector. The first electrode plate includes a first transparent conductive layer. The second electrode plate includes a second transparent conductive layer opposite to and spaced from the first transparent conductive layer. The second transparent conductive layer is a conductive film having different resistance along different directions. The capacitive detector is electrically connected with the first electrode plate. | 12-15-2011 |
| 20110299015 | LIQUID CRYSTAL DISPLAY SCREEN - A liquid crystal display screen includes a resistance-type touch panel and a liquid crystal display panel. The touch panel includes a first electrode plate and a second electrode plate opposite to the first electrode plate. The first electrode plate includes a first substrate and a first transparent conductive layer located on the first substrate. The second electrode plate includes a common substrate and a second transparent conductive layer. The liquid crystal display panel includes an upper optical polarizer, an upper substrate, an upper electrode, an upper alignment layer, a liquid crystal layer, a lower alignment layer, a thin film transistor panel, and a lower optical polarizer, from top to bottom in sequence. The upper substrate is the same with the common substrate. The upper optical polarizer is sandwiched between the second transparent conductive layer and the common substrate. | 12-08-2011 |
| 20110292311 | LIQUID CRYSTAL DISPLAY SCREEN - A liquid crystal display screen is provided. The liquid crystal display screen includes a capacitance type touch panel, an upper board, a liquid crystal layer, and a lower board. The capacitance type touch panel includes a substrate and a transparent conductive layer located on the substrate. The upper board includes an upper substrate, an upper electrode, and an upper alignment layer. The transparent conductive layer is configured to be an upper optical polarizer. The transparent conductive layer is a carbon nanotube layer having an anisotropic conductivity. The upper substrate is the substrate of the capacitance type touch panel. | 12-01-2011 |
| 20110285941 | DISPLAY DEVICE - A display device includes a liquid crystal display screen, a transparent conductive layer, and a number of capacitances. The liquid crystal display screen includes an upper substrate and an upper electrode disposed on the upper substrate. The upper electrode includes a number of first conductive bands having the largest electrical conductivity in a first direction. The transparent conductive layer is disposed on the upper substrate, and the transparent conductive layer and the upper electrode are located at opposite sides of the upper substrate. The transparent conductive layer includes a number of second conductive bands having the largest electrical conductivity in a second direction. A number of capacitances are formed at intersections of the first conductive bands and the second conductive bands. | 11-24-2011 |
| 20110274297 | THERMOACOUSTIC DEVICE - A thermoacoustic device includes a sound wave generator, a signal element and a support element. The sound wave generator includes a carbon nanotube structure. The signal element is configured to transmit a signal. The carbon nanotube structure is configured to receive the signal and generate a sound wave. The support element includes a metal substrate and an insulating layer located on the metal substrate. The insulating layer is sandwiched between the metal substrate and the sound wave generator. The thermoacoustic device further includes two electrodes electrically connected to the carbon nanotube structure. | 11-10-2011 |
| 20110255717 | DIGITAL SOUND PROJECTOR - The present disclosure provides a digital sound projector including a first flat speaker, a second flat speaker, a connecting device and a signal input device. The connecting device pivotally connects the first flat speaker and the second flat speaker to form an angle between a surface of the first flat speaker and a surface of the second flat speaker. The angle is larger than 0 degrees and smaller than 180 degrees. The signal input device inputs electrical signals to each of the first and the second flat speakers. | 10-20-2011 |
| 20110255697 | DIGITAL SOUND PROJECTOR - The present disclosure provides a digital sound projector including an insulated panel, a number of acoustic cells and a signal processing device. The number of acoustic cells is located on a surface of the insulated panel and spaced apart from each other. Each one of the number of acoustic cells includes an acoustic element, a first electrode, and a second electrode. The first electrode and the second electrode are spaced apart from each other and electrically connected to the acoustic element. The signal processing device provides a number of delayed electrical signals to the acoustic element. Each one of the acoustic elements includes a carbon nanotube film structure. | 10-20-2011 |
| 20110253908 | TRANSMISSION ELECTRON MICROSCOPE MICRO-GRID - A TEM micro-grid is provided. The TEM micro-grid includes a carrier, a carbon nanotube structure, and a protector. The carrier defines a first through opening. The provided defines a second through opening. The carbon nanotube structure is located between a surface of the carrier and a surface of the protector. The carbon nanotube structure covers at least part of the first through opening. | 10-20-2011 |
| 20110253907 | TRANSMISSION ELECTRON MICROSCOPE MICRO-GRID - A transmission electron microscope micro-grid includes a support ring and a sheet-shaped carbon nanotube structure. The support ring has a through hole defined therein. The sheet-shaped carbon nanotube structure has a peripheral edge secured on the support ring and a central area suspended above the through hole. The sheet-shaped carbon nanotube structure includes at least one linear carbon nanotube structure or at least one carbon nanotube film. | 10-20-2011 |
| 20110253669 | METHOD FOR MAKING TRANSMISSION ELECTRON MICROSCOPE MICRO-GRID - A method for making a TEM micro-grid is provided. The method includes the following steps. A carrier, a carbon nanotube structure, and a protector are provided. The carrier defines a first through opening. The protector defines a second through opening. The protector, the carbon nanotube structure and the carrier are stacked such that the carbon nanotube structure is located between the carrier and the protector. The second through opening at least partly overlaps with the first through opening. | 10-20-2011 |
| 20110253300 | METHOD FOR MAKING TRANSMISSION ELECTRON MICROSCOPE MICRO-GRID - A method for making a TEM micro-grid is provided. The method includes the following steps. A carrier, a carbon nanotube structure, and a protector are provided. The carrier defines a first through opening. The protector defines a second through opening. The protector, the carbon nanotube structure and the carrier are stacked such that the carbon nanotube structure is located between the carrier and the protector. The second through opening at least partly overlaps with the first through opening. The carrier and the protector are welded with each other. | 10-20-2011 |
| 20110252619 | METHOD FOR MANUFACTURING TRANSMISSION ELECTRON MICROSCOPE MICRO-GRID - A method for manufacturing a transmission electron microscope (TEM) micro-grid is provided. A support ring and a sheet-shaped carbon nanotube structure precursor are first provided. The sheet-shaped carbon nanotube structure precursor is then disposed on the support ring. The sheet-shaped carbon nanotube structure precursor is cut to form a sheet-shaped carbon nanotube structure in desired shape. The sheet-shaped carbon nanotube structure is secured on the support ring. | 10-20-2011 |
| 20110242046 | DISPLAY DEVICE AND TOUCH PANEL - A display device includes a touch panel. The touch panel includes at least one transparent conductive layer. The at least one transparent conductive layer is a carbon nanotube layer including a plurality of carbon nanotubes, and the plurality of carbon nanotubes are substantially arranged along the same axis, and the density of the carbon nanotube layer is not constant. | 10-06-2011 |
| 20110241244 | METHOD FOR MAKING CARBON NANOTUBE FILM - The present disclosure relates to a method for making a carbon nanotube film. In the method, a bent flexible substrate having a curved surface and a pressing device are provided. A carbon nanotube array is formed on the curved surface. The bent flexible substrate is at least partially unbent, thereby at least partially unbending the carbon nanotube array. The unbent carbon nanotube array is pressed by the pressing device to slant the carbon nanotubes in the unbent carbon nanotube array, thereby forming the carbon nanotube film. | 10-06-2011 |
| 20110233816 | METHOD FOR MAKING CARBON NANOTUBE FILM - The present disclosure relates to a method for making a carbon nanotube film. In the method, a bent flexible substrate having a curved surface is provided. A carbon nanotube array on the curved surface of the bent flexible substrate is fabricated. The bent flexible substrate is at least partially unbent, thereby at least partially unbending the carbon nanotube array. A drawing tool is provided to contact the unbent carbon nanotube array to select a carbon nanotube segment from the carbon nanotube array. The selected carbon nanotube segment is drawn using the drawing tool, thereby forming the carbon nanotube film. | 09-29-2011 |
| 20110230373 | CARBON NANOTUBE ARRAY STRUCTURE AND METHOD FOR MAKING THE SAME - The present disclosure relates to a carbon nanotube array structure and a method for making the same. The carbon nanotube array structure includes a bendable flexible substrate and a carbon nanotube array. The flexible substrate has at least one surface. The carbon nanotube array is grown on at least one surface of the flexible substrate. In the method for making the carbon nanotube array structure, a reacting chamber, and a bendable flexible substrate with at least one surface are provided. The flexible substrate is disposed in the reacting chamber and heated to a certain temperature. A carbon source gas is supplied into the reacting chamber, thereby forming a carbon nanotube array on the catalyst layer. | 09-22-2011 |
| 20110204038 | HEATING TILE AND HEATED FLOOR USING THE SAME - A heating tile includes an upper substrate, a lower substrate and a heating module. The heating module is disposed between the upper substrate and the lower substrate. The heating module includes a first electrode, a second electrode and a heating element being electrically connected with the first electrode and the second electrode. The heating element includes a carbon nanotube layer structure. The heating tile defines a first side surface and a second side surface opposite to the first side surface. The first electrode and the second electrode are both oriented from the first side surface to the second side surface. The first electrode includes two exposed first ends. The second electrode includes two exposed second ends. | 08-25-2011 |
| 20110192988 | TRANSMISSION ELECTRON MICROSCOPE MICRO-GRID AND METHOD FOR MANUFACTURING THE SAME - A transmission electron microscope (TEM) micro-grid includes a pure carbon grid having a plurality of holes defined therein and at least one carbon nanotube film covering the holes. A method for manufacturing a TEM micro-grid includes following steps. A pure carbon grid precursor and at least one carbon nanotube film are first provided. The at least one carbon nanotube film is disposed on a surface of the pure carbon grid precursor. The pure carbon grid precursor and the at least one carbon nanotube film are then cut to form the TEM micro-grid in desired shape. | 08-11-2011 |
| 20110192987 | TRANSMISSION ELECTRON MICROSCOPE MICRO-GRID - A transmission electron microscope (TEM) micro-grid includes a base and a plurality of electron transmission portions. The base includes a plurality of first carbon nanotubes and the first carbon nanotubes have a first density. Each electron transmission portions includes a hole defined in the base and a plurality of second carbon nanotubes located in the hole. The second carbon nanotubes have a second density. The second density is less than the first density. The base and the electron transmission portions form the TEM micro-grid for observation of a sample using a TEM microscope. | 08-11-2011 |
| 20110192533 | METHOD FOR MANUFACTURING TRANSMISSION ELECTRON MICROSCOPE MICRO-GRID - A method for manufacturing a transmission electron microscope (TEM) micro-grid is provided. A sheet of carbon nanotube structure comprising a plurality of carbon nanotubes is first provided. Some carbon nanotubes are removed from selected portions of the sheet of carbon nanotube structure to form a plurality of electron transmission portions. Each of the electron transmission portions includes a hole defined in the sheet of carbon nanotube structure and a plurality of residual carbon nanotubes in the hole. The sheet of carbon nanotube structure having the electron transmission portions is cut into pieces to form the TEM micro-grid. | 08-11-2011 |
| 20110159269 | WINDOW FILM AND VEHICLE USING THE SAME - A window film includes a polymer film, at least one carbon nanotube film, and a protective layer. The at least one carbon nanotube film is embedded in the polymer film. The protective layer is located on a surface of the polymer film. The at least one carbon nanotube film is located between the protective layer and the polymer film. | 06-30-2011 |
| 20110159190 | METHOD FOR FABRICATING CARBON NANOTUBE FILM - A method for fabricating a carbon nanotube film includes the following steps: providing a vacuum chamber having a carbon nanotube array therein; and pulling a carbon nanotube film out from the carbon nanotube array. | 06-30-2011 |
| 20110158446 | THERMOACOUSTIC DEVICE WITH FLEXIBLE FASTENER AND LOUDSPEAKER USING THE SAME - A thermoacoustic device includes a base, a plurality of first fasteners, at least one first electrode, at least one second electrode and a sound wave generator. Each of the first fasteners includes a body engaging with the base and a flexible element extending from the body. The at least one first electrode has a first end and a second end. The first end engages with the flexible element of the plurality of first fasteners, and the second end is secured on the base. The at least one second electrode has a third end and a fourth end. The third end engages with the flexible element of the plurality of first fasteners, and the fourth end is secured on the base. The sound wave generator is electrically connected to the at least one first electrode and the at least one second electrode. | 06-30-2011 |
| 20110157038 | TOUCH PANEL AND FABRICATION METHOD THEREOF - A touch panel includes a substrate, an adhesive layer, and a transparent conductive layer fixed on the substrate by the adhesive layer. The conductive layer includes a carbon nanotube layer with a surface roughness Ra thereof less than or equal to about 0.1 μm. A fabrication method for a touch panel includes reducing the surface roughness Ra of the carbon nanotube layer to less than or equal to about 0.1 μm by applying pressure on the carbon nanotube layer via a press tool with a flat surface. A surface roughness Ra of the flat surface is less than or equal to about 0.1 μm. | 06-30-2011 |
| 20110155713 | Carbon nanotube defrost windows - A defrost window includes a transparent substrate, a carbon nanotube film, a first electrode, a second electrode and a protective layer. The transparent substrate has a top surface. The carbon nanotube film is disposed on the top surface of the transparent substrate. The first electrode and the second electrode electrically connect to the carbon nanotube film and space from each other. The protective layer covers the carbon nanotube film. | 06-30-2011 |
| 20110155312 | METHOD FOR MAKING CARBON NANOTUBE FILM - A method for making a carbon nanotube film includes fabricating a carbon nanotube array grown on a substrate. A drawing tool and a supporting member, having a surface carrying static charges, are provided. The static charges of the surface of the supporting member are neutralized. A plurality of carbon nanotubes in the carbon nanotube array is contacted and chosen by the drawing tool. The drawing tool is then moved along a direction away from the carbon nanotube array, thereby pulling out a carbon nanotube film. The carbon nanotube film is adhered the surface of the supporting member. | 06-30-2011 |
| 20110142745 | METHOD AND APPARATUS FOR FORMING CARBON NANOTUBE ARRAY - The present disclosure relates to a method for forming a carbon nanotube array. In the method a tubular substrate is provided. The tubular substrate includes an outer sidewall with a catalyst layer located on the outer sidewall. The heating member, and the tubular substrate with the catalyst layer is received in a reacting chamber. The tubular substrate is heated by the heating member. A carbon source gas is supplied into the reacting chamber to grow the carbon nanotube array on the tubular substrate. | 06-16-2011 |
| 20110142744 | METHOD FOR MAKING CARBON NANOTUBE STRUCTURE - The present disclosure relates to a method for making a carbon nanotube carbon nanotube structure. The method includes steps of providing a tubular carbon nanotube array; and drawing out a carbon nanotube structure from the tubular carbon nanotube array by using a drawing tool. The carbon nanotube structure is a carbon nanotube film or a carbon nanotube wire. | 06-16-2011 |
| 20110140309 | METHOD FOR MAKING CARBON NANOTUBE STRUCTURE - The present disclosure relates to a method for making a carbon nanotube structure. The method includes steps of providing a tubular carbon nanotube array; selecting a carbon nanotube segment having a predetermined width from the tubular carbon nanotube array using a drawing tool; and drawing the carbon nanotube segment along a radial direction of the tubular carbon nanotube array to achieve the carbon nanotube structure. | 06-16-2011 |
| 20110139361 | METHOD FOR MAKING CARBON NANOTUBE FILM - A method for making a carbon nanotube film is disclosed. A carbon nanotube array formed on a continuously curving surface of a growing substrate is provided. A carbon nanotube segment is selected from the carbon nanotube array. The carbon nanotube segment is drawn away from the carbon nanotube array to achieve the carbon nanotube film. | 06-16-2011 |
| 20110135894 | VARIABLE-DENSITY CARBON NANOTUBE FILM AND METHOD FOR MANUFACTURING THE SAME - A method for making a variable-density carbon nanotube film is provided. A drawn carbon nanotube film, including a number of carbon nanotubes aligned along an aligned direction, is prepared. A number of thin regions are formed in the drawn carbon nanotube film along the aligned direction by reducing density of carbon nanotubes in each of the plurality of thin regions. A variable-density carbon nanotube film is provided and includes a number of thin regions and at least one normal region having a density of carbon nanotubes greater than that of the thin regions. The at least one normal region includes a number of carbon nanotubes substantially aligned along an aligned direction. The thin regions are arranged in the form of at least one row extending along the aligned direction. | 06-09-2011 |
| 20110134058 | TOUCH PANEL INCORPORATING CARBON NANOTUBE FILM - A touch panel includes a first electrode plate having a first conductive layer and a second electrode plate including a second conductive layer opposite to the first conductive layer. At least one of the first conductive layer and the second conductive layer includes a carbon nanotube film. The carbon nanotube film includes a number of thin regions and at least one normal region having a number of successively oriented carbon nanotubes joined end-to-end by Van der Waals attractive force therebetween. The carbon nanotubes are substantially aligned along a same direction. The at least one normal region has a density of carbon nanotubes greater than that of the number of thin regions, and the number of thin regions form at least one row extending along the aligned direction of the carbon nanotubes of the at least one normal region. | 06-09-2011 |
| 20110115740 | DISPLAY DEVICE AND TOUCH PANEL THEREOF - A touch panel includes a first electrode plate, a second electrode plate, and a transparent insulator. The first electrode plate includes a first transparent conductive layer. The second electrode plate includes a second transparent conductive layer opposite to and spaced from the first transparent conductive layer. The transparent insulator is located between and contacts with the first transparent conductive layer and the second transparent conductive layer. The transparent insulator has a refractive index larger than 1.0. | 05-19-2011 |
| 20110115727 | DISPLAY DEVICE AND TOUCH PANEL THEREOF - A touch panel includes a first electrode plate, a second electrode plate, and a continuous transparent insulating layer. The first electrode plate includes a first conductive layer. The second electrode plate includes a second conductive layer opposite to and spaced from the first conductive layer. The continuous transparent insulating layer is located between the first conductive layer and the second conductive layer. At least one of first conductive layer and the second conductive layer includes a carbon nanotube structure. | 05-19-2011 |
| 20110114413 | THERMOACOUSTIC DEVICE - A thermoacoustic device includes an electrode layer and a sound wave generator. The sound wave generator is disposed on a surface of the sound wave generator. The electrode layer includes a plurality of insulated wires and a plurality of conductive wires. The conductive wires are disposed apart from each other and crossed with the insulated wires. The sound wave generator is electrically connected with conductive wires. | 05-19-2011 |
| 20110110196 | Thermoacoustic device - A thermoacoustic units includes at least one first electrode, at least one second electrode, a sound wave generator electrically connected with the at least one first electrode and the at least one second electrode, a housing, and at least one socket connector. The housing receives the at least one first electrode, the at least one second electrode, and the sound wave generator therein. The at least one socket connector is located on the housing. | 05-12-2011 |
| 20110102338 | DISPLAY DEVICE AND TOUCH PANEL THEREOF - A display device includes a display element and a touch panel including a first electrode plate and a second electrode plate. The first electrode plate includes a first conductive layer and two first electrodes electrically connected to the first conductive layer. The second electrode plate includes a second conductive layer and two second electrodes electrically connected to the second conductive layer. The display element includes a plurality of pixels arranged in rows and columns along a first direction and a second direction. At least one of the first conductive layer and the second conductive layer includes a plurality of carbon nanotubes arranged primarily along the same aligned direction. The aligned direction and the second direction define an angle ranging from above 0° to less than or equal to 90°. | 05-05-2011 |
| 20110075519 | Thermoacoustic device - A thermoacoustic device includes a sound wave generator, a plurality of first electrodes, a plurality of second electrodes, a first network and a second network. The sound wave generator includes a first surface and a second surface. The plurality of first electrodes are disposed on the first surface. The plurality of second electrodes are disposed on the second surface. The first electrodes and the second electrodes are alternately arranged. Each of the first network and the second network includes a plurality of conducting wires. The plurality of first electrodes are connected together by the plurality of conducting wires in the first network. The plurality of second electrodes are connected together by the plurality of conducting wires in the second network. | 03-31-2011 |
| 20100260359 | THERMOACOUSTIC MODULE, THERMOACOUSTIC DEVICE, AND METHOD FOR MAKING THE SAME - A thermoacoustic module includes a substrate, at least one first electrode, at least one second electrode, a sound wave generator, and at least one spacer. The sound wave generator electrically connect to, span between the at least one first electrode and the at least one second electrode. The at least one first electrode and the at least one second electrode are located on the substrate and provide support to the sound wave generator. The at least one spacer is located on the substrate, between the substrate and the sound wave generator. The at least one spacer supports the sound wave generator. An interval is defined between the sound wave generator and the substrate. | 10-14-2010 |
| 20100260358 | THERMOACOUSTIC MODULE, THERMOACOUSTIC DEVICE, AND METHOD FOR MAKING THE SAME - A thermoacoustic module includes a substrate, at least one first electrode, at least one second electrode, at least one first conductive bonding layer, at least one second conductive bonding layer, and a sound wave generator. The sound wave generator is electrically connected to and span across the at least one first electrode and the at least one second electrode. The at least one first electrode and the at least one second electrode are located on the substrate. The at least one first conductive bonding layer is located on the at least one first electrode. The at least one second conductive bonding layer is located on the at least one second electrode. The sound wave generator is spaced from the substrate and embedded in the at least one first and the at least one second conductive bonding layers. | 10-14-2010 |
| 20100260357 | THERMOACOUSTIC MODULE, THERMOACOUSTIC DEVICE, AND METHOD FOR MAKING THE SAME - A thermoacoustic module includes a substrate, at least one first electrode and at least one second electrode located on the substrate, a cover board spaced from the substrate, and a sound wave generator. The cover board defines a plurality of openings. The sound wave generator is located between the cover board and the substrate. The sound wave generator is electrically connected to the at least one first electrode and the at least one second electrode. The sound wave generator is capable of causing a thermoacoustic effect. | 10-14-2010 |
| 20100195849 | THERMOACOUSTIC DEVICE - An amplifier circuit for thermoacoustic device includes a peak hold circuit, an add-subtract circuit, and a power amplifier. The peak hold circuit is configured to accept an audio signal and output a peak hold signal. The add-subtract circuit is configured to accept the audio signal and the peak hold signal, and output a modulated signal after a comparison operation of the audio signal and the peak hold signal. The power amplifier is configured to accept the modulated signal, amplify the modulated signal, and output an amplified voltage signal. | 08-05-2010 |
| 20100189296 | Thermoacoustic device - A speaker includes a base and a thermoacoustic device. The base includes a first connector, a second connector for receiving external signals, a first engaging member, and an amplifier circuit device electrically connecting to the first connector and the second connector. The thermoacoustic device includes a second engaging member and a fourth connector. The thermoacoustic device is detachably installed on the base by a detachable engagement between the first engaging member and the second engaging member and a fourth connector corresponds to the first connector of the base. | 07-29-2010 |
| 20100188935 | Thermoacoustic device - A thermoacoustic device includes a sound wave generator, a number of first electrodes and a number of second electrodes. The sound wave generator includes a carbon nanotube structure. The second electrodes and the first electrodes are separately connected to the sound wave generator. The second electrodes and the first electrodes are parallel to each other and are alternately arranged at uniform intervals. A working voltage applied to the first and second electrodes is less than or equal to about 50 volts. The sound wave generator and the first and second electrodes satisfy a formula of | 07-29-2010 |
| 20100188934 | Speaker - A speaker includes a thermoacoustic module, an amplifier circuit board, and a frame. The thermoacoustic module includes a sound wave generator, at least one first electrode and at least one second electrode. The at least one first electrode and the at least one second electrode are electrically connected to the sound wave generator. The sound wave generator includes a carbon nanotube structure. The amplifier circuit board is electrically connected to the carbon nanotube structure by the at least one first electrode and at least one second electrode. The frame secures the thermoacoustic module and the amplifier circuit board. | 07-29-2010 |
| 20100188933 | Thermoacoustic device - A thermoacoustic device includes at least one first electrode, at least one second electrode, a sound wave generator and two protection components. The sound wave generator is electrically connected to the at least one first electrode and the at least one second electrode. The sound wave generator includes a carbon nanotube structure. The two protection components are located on opposite sides of the sound wave generator. | 07-29-2010 |
| 20100175243 | THERMOACOUSTIC MODULE, THERMOACOUSTIC DEVICE, AND METHOD FOR MAKING THE SAME - A method for making a thermoacoustic module is disclosed. An insulating substrate and a sound wave generator are provided. A conductive paste is screen printed on the insulating substrate to form a first patterned conductive paste layer. The sound wave generator is placed on the first patterned conductive paste layer and at least partially suspended above the insulating substrate by the patterned conductive paste layer. | 07-15-2010 |
| 20100172216 | Thermoacoustic device - A thermoacoustic device includes a thermoacoustic module, a first protection component, a second protection component, and an infrared-reflective film. The thermoacoustic module includes a sound wave generator, at least one first electrode and at least one second electrode. The at least one first electrode and the at least one second electrode are electrically connected to the sound wave generator. The sound wave generator includes a carbon nanotube structure, and the first and second protection components are located on opposite sides of the sound wave generator. The infrared-reflective film is located on the first protection component. | 07-08-2010 |
| 20100172215 | Thermoacoustic device - A thermoacoustic device includes a first electrode, a second electrode and a sound wave generator. The first electrode includes a first electrical conductor and a first conductive adhesive layer located on the first electrical conductor. The second electrode includes a second electrical conductor and a second conductive adhesive layer located on the second electrical conductor. The sound wave generator includes a carbon nanotube structure, and the sound wave generator is electrically connected to the first electrical conductor and the second electrical conductor via the first and second conductive adhesive layers. The adhesive layers permeate into the carbon nanotube structure. | 07-08-2010 |
| 20100172213 | Thermoacoustic device - A thermoacoustic device includes a thermoacoustic module and a frame. The thermoacoustic module includes a sound wave generator, at least one first electrode and at least one second electrode. The sound wave generator includes at least one carbon nanotube structure. The at least one first electrode and the at least one second electrode are electrically connected to the sound wave generator. The frame secures the thermoacoustic module. | 07-08-2010 |
| 20100166234 | Thermoacoustic module, thermoacoustic device, and method for making the same - A thermoacoustic module includes a substrate, at least one first electrode and at least one second electrode located on the substrate, a cover board spaced from the substrate, and a sound wave generator. The sound wave generator is located between the cover board and the substrate. The sound wave generator is electrically connected to the at least one first electrode and the at least one second electrode. The sound wave generator is capable of generating sound by causing a thermoacoustic effect. | 07-01-2010 |
| 20100166233 | Thermoacoustic module, thermoacoustic device, and method for making the same - A thermoacoustic module includes a substrate, at least one first electrode and at least one second electrode located on the substrate, a sound wave generator, and at least one spacer. The sound wave generator is electrically connected to the at least one first electrode and the at least one second electrode. The at least one spacer is located between the substrate and the sound wave generator. The at least one spacer supports the sound wave generator. An interval is defined between the sound wave generator and the substrate. The sound wave generator is embedded in the at least one first electrode and the at least one second electrode. | 07-01-2010 |
| 20100166232 | Thermoacoustic module, thermoacoustic device, and method for making the same - A thermoacoustic module includes a substrate, a sound wave generator, at least one first electrode and at least one second electrode. The substrate has a top surface, and the top surface defines at least one recess. The sound wave generator is located on the top surface of the substrate and includes at least one first region suspended above the at least one recess and at least one second region being in contact with the top surface of the substrate. The at least one first electrode and at least one second electrode are coupled to the sound wave generator. | 07-01-2010 |
| 20090311940 | Method for making field emission device - A method for making a field emission device includes the following steps. A base and at least one carbon nanotube yarn are provided. The at least one carbon nanotube yarn is attached to the base. The at least one carbon nanotube yarn includes a plurality of carbon nanotube segments. The carbon nanotube segments are joined end to end by van der Waals attractive force. | 12-17-2009 |
