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| Number | Title | Issue Date |
| 8184822 | ANR signal processing topology An ANR circuit, possibly of a personal ANR device, incorporates an signal processing topology to support the provision of feedback-based ANR, feedforward-based ANR and pass-through audio in which the topology incorporates a branch in which feedback anti-noise sounds... | 05/22/2012 |
| D660284 | Speaker | 05/22/2012 |
| 8180076 | System and method for reducing baffle vibration Adjustments to an electro-acoustic transducer may be made to match the performance of a second electro-acoustic transducer such that a net inertial force generated by movement of the electro-acoustic transducers' diaphragms are substantially zero. Adjustments may in... | 05/15/2012 |
| D659678 | Loudspeaker | 05/15/2012 |
| D659676 | Speaker | 05/15/2012 |
| 8175833 | System and method for multi-axis simulation A multi-axis fatigue testing device includes a multiple input, multiple output mechanical linkage driven by a plurality of actuators and a controller operating each of the plurality of actuators in real time and in synchronization to produce user-defined multiple fa... | 05/08/2012 |
| 8175641 | Selective push-to-talk A push-to-talk (PTT) switch with biasing to a first center position in which in which the PTT function of neither one of up to two audio devices is engaged, also having a first operated position to which the switch may be moved by hand operation to cause the PTT fun... | 05/08/2012 |
| 8175629 | Connection-responsive push-to-talk Apparatus and method to monitor the coupling of one or two audio devices and to augment the function of a PTT switch to causes the PTT function of one audio device to be engaged regardless of which of the two operated positions into which the switch is moved in resp... | 05/08/2012 |
| 8175279 | Integrated vehicle audio system A loudspeaker, amplifier, media source, user interface, and mechanical interface are all contained in a single unit. The unit has a first portion configured to mount in a vehicle radio mounting location and a second portion configured to extend significantly outside... | 05/08/2012 |
| 8172035 | Waterproofing loudspeaker cones A water-resistant composite paper, suitable for use as a loudspeaker component, is made from a composition including hydrophobic fibers, stiffening fibers that retain stiffness when wet, and fluorocarbon. In some examples, fibrillated acrylic fibers and glass fibers... | 05/08/2012 |
| D659117 | Set of headphones | 05/08/2012 |
| 8167083 | Reconfigurable loudspeaker enclosure A reconfigurable loudspeaker enclosure. A loudspeaker enclosure, includes a first section that includes a mounting location for an acoustic driver. The mounting location includes a first section mating surface and first section walls, a second section that includes ... | 05/01/2012 |
| 8165313 | ANR settings triple-buffering An ANR circuit employs first, second and third buffers to buffer ANR settings in preparation for configuring one or more components of the ANR circuit during operation and in synchronization with the transfer of at least one piece of digital data within the ANR circ... | 04/24/2012 |
| 8155334 | Feedforward-based ANR talk-through An ANR circuit, possibly of a personal ANR device, reduces the degree of feedforward-based ANR that it provides in response to receiving an indication of the operation of a manually-operable control. The reduction of degree of feedforward-based ANR may be effected b... | 04/10/2012 |
| 8151929 | Acoustic waveguide vibration damping An acoustic waveguide with at least two portions coupled by vibration damping structure. The vibration damping structure may be a conformable material such as closed cell foam. The vibration damping structure may further include structure for inhibiting motion in a ... | 04/10/2012 |
| 8150051 | System and method for sound system simulation A sound system design/simulation system provides a more realistic simulation of an existing venue by matching a measured reverberation characteristic of the existing venue and adjusting one or more acoustic parameters characterizing the model such that a predicted r... | 04/03/2012 |
| 8150047 | 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 frequenc... | 04/03/2012 |
| 8144894 | Ducting sound A sound reproduction system in a vehicle includes an acoustic package including an electroacoustic transducer and a sound duct that carries the sound from the electroacoustic transducer. The sound duct carries the sound to an outlet at a location in the vehicle at w... | 03/27/2012 |
| 8144890 | ANR settings boot loading At initialization of an ANR circuit (i.e., at so-called boot time), attempts are made to alternately obtain ANR settings from an external storage device by operating the ANR circuit as a master of a bus and from an external processing device by operating the ANR cir... | 03/27/2012 |
| 8139804 | Electroacoustic transducing with a bridge phase plug An electro-acoustic transducer has an electro-magnetically driven moving dome and a phase plug having a body and a dome-interface surface, with a compression cavity formed between the dome and the dome-interface surface. The phase plug includes at least first and se... | 03/20/2012 |
| 8139797 | Directional electroacoustical transducing A multichannel audio system for radiating sound to a listening area that includes a plurality of listening spaces. The audio system includes directional audio devices, positioned in a first of the listening spaces, close to a head of a listener, for radiating first ... | 03/20/2012 |
| 8139774 | Multi-element directional acoustic arrays An audio system including a left input channel signal, a right input channel signal, and a discrete center input channel. Circuitry removes correlated content from the left input channel signal and the right input channel signal and inserts the correlated content in... | 03/20/2012 |
| D655693 | Earpiece | 03/13/2012 |
| 8126187 | Vehicle audio system including door-mounted components An audio system includes mounting one or more speakers on the surface between an exterior side panel and an interior side panel of a door on a vehicle. The one or more speakers may face substantially along an axis in the longitudinal direction of the door. When the ... | 02/28/2012 |
| 8126180 | Dual configuration speaker A compact and portable loudspeaker system operable in two configurations includes a driver array and a base unit having a bass enclosure and a dock. In an extended configuration, the driver array is supported by one or more extension legs between three to eight feet... | 02/28/2012 |
| D654906 | Loudspeaker | 02/28/2012 |
| 8113522 | Counter-rotating motors with linear output An actuator includes a first rotary motor, a second rotary motor, and a transmission coupled to the first and second rotary motors. The transmission converts rotation of the first rotary motor in a first direction and simultaneous rotation of the second rotary motor... | 02/14/2012 |
| 8112198 | Loading and unloading stabilization in an active suspension system An active suspension system includes a relative slow-responding force bias eliminator (such as a pneumatic actuator) and a relatively fast-responding actuator (such as an electromagnetic actuator) that together support a plant (such as a truck seat or vehicle cabin)... | 02/07/2012 |
| 8111858 | Supra-aural headphone noise reducing An earphone for a supra-aural noise reducing headphone, with a front cavity that includes a foam portion and an open passageway. The foam portion supplements the volumetric dimension of the passageway to improve passive attenuation. ... | 02/07/2012 |
| 8111132 | Remote controlling A method includes providing, to a user of a control device, an indication of a value currently representative of a preset sound signal source, and simultaneously providing an indication of a possible new value of the preset. ... | 02/07/2012 |
| 8107662 | Porting A ported electroacoustical device uses the action of the port to provide cooling airflow across a heat producing device. The device includes a loudspeaker enclosure including a first acoustic port, and an acoustic driver, mounted in the loudspeaker enclosure. The de... | 01/31/2012 |
| 8103035 | Portable audio system having waveguide structure An apparatus includes a housing. A waveguide is located within the housing. The waveguide includes a first subsection that bends around a first axis and has a first cross-sectional area with an aspect ratio that is substantially different from unity. A second subsec... | 01/24/2012 |
| 8103033 | Audio system for portable device An audio system has an enclosure and a transducer that is mounted to the enclosure. The transducer creates a vibration of the enclosure in response to being driven by an audio signal. A cradle assembly mechanically couples a portable device to the enclosure through ... | 01/24/2012 |
| 8099293 | Audio signal processing An audio system for processing two channels of audio input to provide more than two output channels. The input may be conventional stereo material or compressed audio signal data. The audio processing includes separating the input signals into frequency bands and pr... | 01/17/2012 |
| 8095268 | Active suspending An apparatus includes a force bias element coupled to a plant in a vehicle. The force bias element has a first bandwidth. An active suspension includes a linear electromagnetic actuator located within an interior of the force bias element. The linear electromagnetic... | 01/10/2012 |
| 8090317 | Personal wireless network user behavior based topology Point-to-point links making up a wireless network in which the point-to-point links connect at least personal portable devices are dynamically altered (i.e., new point-to-point links are established and/or other point-to-point links are removed) in response to recur... | 01/03/2012 |
| 8090114 | Convertible filter Apparatus and method for implementing a convertible filter in differing ones of its delay and weighting elements are powered through different power conductors, thereby enabling the convertible filter to be dynamically configured to be operable as different types of... | 01/03/2012 |
| 8085968 | Resonating cone transducer An electroacoustical transducer includes a bobbin, a first acoustic radiator coupled to the bobbin through a first surround having a mechanical compliance, a second acoustic radiator generally rigidly coupled to the bobbin, and a basket. The first acoustic radiator ... | 12/27/2011 |
| 8085962 | Audio system for portable device An audio system includes an enclosure having a transducer. The transducer creates a vibration in the enclosure in response to being driven by an audio signal having a frequency range. A cradle assembly mechanically couples a portable device to the enclosure through ... | 12/27/2011 |
| 8085946 | ANR analysis side-chain data support An ANR circuit, possibly of a personal ANR device and possibly within an ADC of the ANR circuit, feedback reference data, feedforward reference data and/or pass-through audio data is provided to a secondary downsampling (and/or decimating) filter and/or is provided ... | 12/27/2011 |
