Patent application number | Description | Published |
20130002587 | HAPTIC APPARATUS AND TECHNIQUES FOR QUANTIFYING CAPABILITY THEREOF - A computer-implemented method of quantifying the capability of a haptic system. The haptic system comprises an actuator. The computer comprises a processor, a memory, and an input/output interface for receiving and transmitting information to and from the processor. The computer provides an environment for simulating the mechanics of the haptic system, determining the performance of the haptic system, and determining a user sensation produced by the haptic system in response to an input to the haptic system. In accordance with the computer-implemented method, an input command is received by a mechanical system module that simulates a haptic system where the input command represents an input pressure applied to the haptic system. A displacement is produced by the mechanical system module in response to the input command. The displacement is received by an intensity perception module. The displacement is mapped to a sensation experienced by a user by the intensity perception module and the sensation experienced by the user in response to the input command is produced. | 01-03-2013 |
20130044049 | ELECTROACTIVE POLYMER TRANSDUCERS FOR TACTILE FEEDBACK DEVICES - Electroactive transducers as well as methods of producing a haptic effect in a user interface device simultaneously with a sound generated by a separately generated audio signal and electroactive polymer transducers for sensory feedback applications in user interface devices are disclosed. | 02-21-2013 |
20130207793 | ELECTROACTIVE POLYMER TRANSDUCERS FOR TACTILE FEEDBACK DEVICES - Electroactive transducers as well as methods of producing a haptic effect in a user interface device simultaneously with a sound generated by a separately generated audio signal and electroactive polymer transducers for sensory feedback applications in user interface devices are disclosed. | 08-15-2013 |
20140085065 | ELECTROACTIVE POLYMER ACTUATOR FEEDBACK APPARATUS SYSTEM AND METHOD - An electronic damping feedback control system for an electroactive polymer module, an electroactive polymer device, and a computer-implemented method for creating realistic effects are provided. The electronic damping controller is coupled in a feedback loop between a user interface device and an electroactive polymer actuator, where the actuator is coupled to the user interface device. The electronic damping controller is configured to receive an actuation signal from the user interface device in response to a user input. In response to the actuation signal, the electronic damping controller generates an electronic damping signal to couple to the actuator. The electroactive polymer device includes a user interface device, an electroactive polymer actuator coupled to the user interface device, and the electronic damping controller. The present invention may provide improved user interface devices. | 03-27-2014 |
20140145550 | ELECTROACTIVE POLYMER ENERGY CONVERTER - An energy conversion apparatus configured to convert energy from a mechanical energy source into electrical energy is provided. The energy conversion apparatus includes a transducer comprising a dielectric elastomer module made of stretchable electroactive polymer material. The dielectric elastomer module comprising at least one dielectric elastomer film layer is disposed between at least first and second electrodes. A transmission coupling mechanism is configured to couple the mechanical energy source and is operatively attached to the transducer to cyclically strain and relax the transducer in response to the mechanical energy acting on the transmission coupling mechanism. A conditioning circuit is coupled to the at least first and second electrodes and configured to apply an electric charge to the dielectric elastomer film when the dielectric elastomer film is in a strained state, to disconnect from the dielectric elastomer film when the dielectric elastomer film transitions from the strained state to a relaxed state, and to remove electrical charge from the dielectric elastomer film when the dielectric elastomer film reaches a relaxed state. | 05-29-2014 |
20140197936 | FLEXURE, APPARATUS, SYSTEM AND METHOD - An actuator module is disclosed. The actuator module includes an actuator having at least one elastomeric dielectric film disposed between first and second electrodes. A suspension system having at least one flexure is coupled to the actuator. The flexure enables the suspension system to move in a predetermined direction when the first and second electrodes are energized. A mobile device that includes the actuator module and a flexure where the actuator module assembly is used to provide haptic feedback also are disclosed. | 07-17-2014 |
20140232240 | ELECTROACTIVE POLYMER ENERGY CONVERTER - A balanced multi-phase energy conversion apparatus configured to convert energy from a mechanical energy source into electrical energy is disclosed. The energy conversion apparatus may comprise a plurality of transducers. Each of the plurality of transducers comprises a dielectric elastomer module comprising at least one dielectric elastomer film layer disposed between at least first and second electrodes. A transmission coupling mechanism is coupled to the mechanical energy source and operatively attached to the plurality of transducers. The transmission coupling cyclically strains and relaxes the plurality of transducers in response to the mechanical energy acting on the transmission coupling mechanism. The transmission coupling mechanism comprises a work cycle. The plurality of transducers are at evenly distributed points in the work cycle such that a total passive strain energy is constant. | 08-21-2014 |
20140232646 | DIELECTRIC ELASTOMER MEMBRANE FEEDBACK APPARATUS, SYSTEM AND METHOD - A feedback enabled system, module, and method are disclosed. The feedback enabled system comprises a first feedback module. The first feedback module comprises a membrane (thin film); a frame; a motion coupling, wherein when a voltage is applied to the membrane (thin film), the motion coupling exerts a force on the frame to provide feedback; and a user interface, wherein the first feedback module is configured to provide feedback through the user interface. The method comprises applying a first voltage with a first waveform to a first feedback module, the first feedback module comprising a dielectric elastomer membrane (thin film), a frame, and a motion coupling, wherein, when the first voltage is applied to the dielectric elastomer membrane (thin film), the motion coupling exerts a force on the frame. | 08-21-2014 |
20140368440 | ELECTROACTIVE POLYMER ACTUATOR HAPTIC GRIP ASSEMBLY - The present invention provides a housing to allow for removable coupling of electroactive polymer transducer with an electronic media device, where the housing produces an improved haptic effect in the electronic media device. | 12-18-2014 |
20150221851 | ELECTRICAL INTERCONNECT TERMINALS FOR ROLLED DIELECTRIC ELASTOMER TRANSDUCERS - A dielectric elastomer transducer comprising a first and second ends and first and second electrical terminals connected to the respective first and second ends of the dielectric elastomer transducer is provided. A system also includes a substrate, a conductive flexure with one end attached to the substrate and another end configured to receive a load. A first electrical connector pin is attached to the flexure to receive the first electrical terminal and a second electrical connector pin is attached to the substrate to receive the second electrical terminal. Another system also includes a living hinge flexibly coupling two separate substrates, where at least one of the substrates is movable in response to energizing the dielectric elastomer transducer. | 08-06-2015 |
20150221852 | ROLLED AND COMPLIANT DIELECTRIC ELASTOMER ACTUATORS - An apparatus includes a substrate, a dielectric elastomer transducer electrically coupled to the substrate, and a compliant electrically conductive housing coupled to the dielectric elastomer transducer. A portion of the compliant electrically conductive housing projects through an opening defined in a housing. A method is disclosed for making the apparatus. | 08-06-2015 |
20150221861 | MACHINE AND METHODS FOR MAKING ROLLED DIELECTRIC ELASTOMER TRANSDUCERS - A method for making a rolled dielectric elastomer transducer includes rolling a dielectric film laminate into a solid dielectric elastomer transducer roll. An apparatus includes a drive mechanism for receiving a carrier plate with a dielectric film laminate located on a top surface thereof. The drive mechanism is configured to drive the carrier plate in a first direction. A scrub roller is configured to counter-rotate in a second direction relative to the first direction and frictionally engage the dielectric film to roll the dielectric film laminate into a solid dielectric elastomer transducer roll. The apparatus may also include a fixed jaw and a movable jaw movable relative to the fixed jaw to define a longitudinal aperture for receiving a solid dielectric elastomer transducer roll therein. A cutter is configured to segment the solid dielectric elastomer transducer roll into at least two or more individual solid dielectric elastomer transducer rolls. | 08-06-2015 |
20150295175 | POLYMER DIODE - The present invention provides flexible polymer diodes in the form of a printable polymer sandwich configuration similar to that found in electroactive polymer transducers. The inventive flexible polymer diodes comprise a dielectric layer sandwiched between a pair of electrodes. With appropriate optional additives introduced in the electrode formulation and the proper electrical properties in the electrode, a device may be constructed which allows current to pass through for only one polarity of applied voltage. | 10-15-2015 |
20150319514 | ELECTROACTIVE POLYMER ACTUATED APERTURE - An apparatus ( | 11-05-2015 |
Patent application number | Description | Published |
20090036478 | Substituted hydroxyethyl amine compounds as beta-secretase modulators and methods of use - The present invention comprises a new class of compounds useful for the modulation of Beta-secretase enzyme activity and for the treatment of Beta-secretase mediated diseases, including Alzheimer's disease (AD) and related conditions. In one embodiment, the compounds have a general Formula I | 02-05-2009 |
20090062277 | PHOSPHODIESTERASE 10 INHIBITORS - The present invention is directed to certain compounds useful as phosphodiesterase 10 (PDE10) inhibitors that have the formula | 03-05-2009 |
20090062291 | PHOSPHODIESTERASE 10 INHIBITORS - The present invention is directed to compounds, useful as PDE10 inhibitors, having the formula | 03-05-2009 |
20090275602 | Substituted hydroxyethyl amine compounds as beta-secretase modulators and methods of use - The present invention comprises a new class of compounds useful for the modulation of Beta-secretase enzyme activity and for the treatment of Beta-secretase mediated diseases, including Alzheimer's disease (AD) and related conditions. In one embodiment, the compounds have a general Formula I | 11-05-2009 |
20100222338 | BETA-SECRETASE MODULATORS AND METHODS OF USE - The present invention comprises a new class of compounds useful for the modulation of Beta-secretase enzyme activity and for the treatment of Beta-secretase mediated diseases, including Alzheimer's disease (AD) and related conditions. In one embodiment, the compounds have a general Formula I | 09-02-2010 |
Patent application number | Description | Published |
20080287504 | CB1 MODULATOR COMPOUNDS - Novel compounds of structural formula (I) are disclosed. As modulators of the Cannabinoid-1 (CB1) receptor, these compounds are useful in the treatment, prevention and suppression of diseases mediated by the CB1 receptor. As such, compounds of the present invention are useful as in the treatment, prevention and suppression of psychosis, memory deficits, cognitive disorders, migraine, neuropathy, neuro-inflammatory disorders (e.g., multiple sclerosis, Guillain-Barre syndrome and the inflammatory sequelae of viral encephalitis), cerebral vascular accidents, head trauma, anxiety disorders, stress, epilepsy, Parkinson's disease, and schizophrenia. The compounds are also useful for the treatment of substance abuse disorders, particularly to opiates, alcohol, and nicotine. The compounds are also useful for the treatment of obesity or eating disorders associated with excessive food intake and complications associated therewith. | 11-20-2008 |