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| 20120057713 | AUTOMATIC AUDIO SYSTEM EQUALIZING - An automated process for equalizing an audio system and an apparatus for implementing the process. An audio system includes a microphone unit, for receiving the sound waves radiated from a plurality of speakers, acoustic measuring circuitry, for calculating frequency response measurements; a memory, for storing characteristic data of the loudspeaker units and further for storing the frequency response measurements; and equalization calculation circuitry, for calculating an equalization pattern responsive to the digital data and responsive to the characteristic data of the plurality of loudspeaker units. Also described is an automated equalizing system including a acoustic measuring circuitry including a microphone for measuring frequency response at a plurality of locations; a memory, for storing the frequency responses at the plurality of locations; and equalization calculation circuitry, for calculating, from the frequency responses, an optimized equalization pattern. | 03-08-2012 |
| 20120057724 | AUTOMATIC AUDIO SYSTEM EQUALIZING - An automated process for equalizing an audio system and an apparatus for implementing the process. An audio system includes a microphone unit, for receiving the sound waves radiated from a plurality of speakers, acoustic measuring circuitry, for calculating frequency response measurements; a memory, for storing characteristic data of the loudspeaker units and further for storing the frequency response measurements; and equalization calculation circuitry, for calculating an equalization pattern responsive to the digital data and responsive to the characteristic data of the plurality of loudspeaker units. Also described is an automated equalizing system including a acoustic measuring circuitry including a microphone for measuring frequency response at a plurality of locations; a memory, for storing the frequency responses at the plurality of locations; and equalization calculation circuitry, for calculating, from the frequency responses, an optimized equalization pattern. | 03-08-2012 |
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| 20090221997 | COAXIAL CATHETER INSTRUMENTS FOR ABLATION WITH RADIANT ENERGY - A cardiac ablation instrument capable of removing blood from a treatment area is provided. The instrument includes a catheter configured to deliver a distal end thereof to a patient's heart. The instrument can also include an expandable element coupled to the distal end of the catheter wherein the expandable member is configured to be positioned adjacent a target area thereby defining a treatment area between the expandable member and the target area. Further, the instrument can include an irrigation mechanism configured to dispense an irrigation fluid from the catheter thereby displacing blood from the treatment area. Additionally, the instrument includes an energy emitter configured to deliver energy to tissue within the treatment area. The instrument can also include a contact sensor configured to determine the presence of such blood within the treatment area. Methods for ablating tissue are also provided. | 09-03-2009 |
| 20090275934 | ABLATION INSTRUMENT HAVING DEFLECTABLE SHEATH CATHETERS WITH OUT-OF PLANE BENT TIP - The present invention provides devices and methods for the treatment of atrial fibrillation. In one embodiment, a deflectable sheath catheter includes an elongate catheter body having proximal and distal ends, a deflectable end section at the distal end of the catheter body, which upon deflection causes the distal end segment to bend into various curved positions within a plane of deflection, and a bent tip oriented in a direction that is out of the plane of deflection. | 11-05-2009 |
| 20090299354 | CARDIAC ABLATION CATHETERS FOR FORMING OVERLAPPING LESIONS - Methods and instruments are disclosed for creating lesions in tissue, especially cardiac tissue, for treatment of arrhythmias and the like, by employing an elastic balloon and an energy emitter, which is independently positionable within the lumen of the instrument and adapted to project a series of spots of ablative energy through a transmissive region of the balloon to a target tissue site. The energy emitter preferably is configured such the spots of energy result in a series of lesions formed in the target tissue region when the emitter is activated, the lesions having an average area ranging from about 5 mm | 12-03-2009 |
| 20110245822 | DEFLECTABLE SHEATH CATHETERS - The present invention provides devices and methods for the treatment of atrial fibrillation. In one embodiment a deflectable sheath catheter includes an elongate catheter body having proximal and distal ends, the distal end having a distal tip region that includes a plurality of flexible segments with varying degrees of stiffness. A handle portion can be located at the proximal end of the catheter body to provide a steering mechanism that causes the distal tip region to deflect according to a compound curve. | 10-06-2011 |
| 20110245828 | DEFLECTABLE SHEATH CATHETERS - The present invention provides devices and methods for the treatment of atrial fibrillation. In one embodiment a deflectable sheath catheter includes an elongate catheter body having proximal and distal ends, the distal end having a distal tip region that includes a plurality of flexible segments with varying degrees of stiffness. A handle portion can be located at the proximal end of the catheter body to provide a steering mechanism that causes the distal tip region to deflect according to a compound curve. | 10-06-2011 |
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| 20090097805 | THERMAL SENSING FIBER DEVICES - There is provided a thermal sensing fiber including a semiconducting element having a fiber length and characterized by a bandgap energy corresponding to a selected operational temperature range for the fiber in which there can be produced a change in thermally-excited electronic charge carrier population in the semiconducting element in response to a temperature change in the selected temperature range. At least one pair of conducting electrodes is provided in contact with the semiconducting element along the fiber length, and an insulator is provided along the fiber length. | 04-16-2009 |
| 20090169158 | Thermal sensing fiber devices - There is provided a feedback-controlled self-heat-monitoring fiber, including an insulator having a fiber length with at least one metal-semiconductor-metal thermal sensing element along the fiber length and disposed at a position in a cross section of the fiber for sensing changes in fiber temperature. An electronic circuit is connected to the thermal sensing element for indicating changes in fiber temperature. A controller is connected for controlling optical transmission through an optical transmission element, that is disposed along the fiber length, in response to indications of changes in fiber temperature. | 07-02-2009 |
| 20100316088 | Thermal Sensing Fiber Devices - There is provided a thermal sensing fiber grid, including a plurality of rows and columns of thermal sensing fibers, each of which includes a semiconducting element that has a fiber length and that is characterized by a bandgap energy corresponding to a selected operational temperature range of the fiber in which there can be produced a change in thermally-excited electronic charge carrier population in the semiconducting element in response to a temperature change in the selected temperature range. There is included at least one pair of conducting electrodes in contact with the semiconducting element along the fiber length, and an insulator along the fiber length. An electronic circuit is provided for and connected to each thermal sensing fiber for producing an indication of thermal sensing fiber grid coordinates of a change in ambient temperature. | 12-16-2010 |
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| 20080312007 | Highly Neutralized Polymeric Compositions for Golf Ball Layers - Compositions for golf balls including modified highly neutralized polymeric compositions that have improved processability including improved melt flow index and improved performance characteristics when included in a layer of a golf ball. In addition, the compositions of the invention have less moisture transmission and higher flexural modulus than non-modified highly neutralized polymers. | 12-18-2008 |
| 20100125003 | ANIONIC POLYUREA COVER COMPOSITIONS FOR A MULTI-LAYER GOLF BALL - Golf balls formed with at least one layer incorporating an anionic polyurea material formed from an isocyanate, an amine-terminated component, and an amine-terminated curing agent where at least one of the amine-terminated component and amine-terminated curing agent includes a R′—R″ segment with acid functionalization. | 05-20-2010 |
| 20100125004 | ANIONIC POLYUREA COVER COMPOSITIONS FOR A MULTI-LAYER GOLF BALL - Golf balls formed with at least one layer incorporating an anionic polyurea material formed from an isocyanate, an amine-terminated component, and an amine-terminated curing agent where at least one of the amine-terminated component and amine-terminated curing agent includes a R′-R″ segment with acid functionalization. | 05-20-2010 |
| 20100130308 | GOLF BALLS INCORPORATING RIGID, ROSIN-MODIFIED POLYMERS - Golf ball compositions including a rosin-modified polymeric composition including a conventional ionomer, acid copolymer, highly neutralized polymer, or other suitable polymer that has been modified with a rosin material to impart stiffness through increasing the flexural modulus of the material. | 05-27-2010 |
| 20100151967 | CATIONIC POLYUREA COVER COMPOSITIONS FOR A MULTI-LAYER GOLF BALL - Golf balls that have at least one layer formed from a cationic polyurea material. In particular, the compositions of the invention, which include a polymer backbone including urea linkages with cationic groups, may be formed from an isocyanate-containing component and an isocyanate-reactive component, at least one of which includes precursor cationic groups, in the presence of an alkylating, quaternizing, or ternarizing agent. | 06-17-2010 |
| 20100151968 | CATIONIC POLYUREA COVER COMPOSITIONS FOR A MULTI-LAYER GOLF BALL - Golf balls that have at least one layer formed from a cationic polyurea material. In particular, the compositions of the invention, which include a polymer backbone including urea linkages with cationic groups, may be formed from an isocyanate-containing component and an isocyanate-reactive component, at least one of which includes precursor cationic groups, in the presence of an alkylating, quaternizing, or ternarizing agent. | 06-17-2010 |
| 20100151970 | CATIONIC POLYUREA COVER COMPOSITIONS FOR A MULTI-LAYER GOLF BALL - Golf balls that have at least one layer formed from a cationic polyurea material. In particular, the compositions of the invention, which include a polymer backbone including urea linkages with cationic groups, may be formed from an isocyanate-containing component and an isocyanate-reactive component, at least one of which includes precursor cationic groups, in the presence of an alkylating, quaternizing, or ternarizing agent. | 06-17-2010 |
