Moisture Proof Patents (Class 181/149)
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Patent number: 12119549Abstract: An electronic device may have an upper housing and a lower housing separated by a slot. An antenna module may be mounted in the lower housing and may include a cavity. An antenna element may be disposed within the cavity. Grounded traces may be patterned onto walls of the module and may be coupled to conductive walls of the lower housing by conductive gaskets. The antenna element may have a high band arm displaced farther into the cavity than a low band arm by a shim. The antenna module may have an acoustic port aligned with a speaker port. The acoustic port may allow sound waves from a speaker to pass into the cavity from the speaker port. The cavity may be configured to optimize an audio response of the speaker while concurrently optimizing radio-frequency performance of the antenna element.Type: GrantFiled: June 3, 2022Date of Patent: October 15, 2024Assignee: Apple Inc.Inventors: Joel D Barrera, Nikolaos Chiotellis, Michael J Williams, Jerzy S Guterman, Trevor J Edmonds, Joshua P Song, Richard D Kosoglow
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Patent number: 11910172Abstract: A system for generating low and low to middle-frequency vibration waves to emulate low and low to middle audio frequencies includes an exciter device including a solenoid device located adjacent to a vibration micro motor; wherein the solenoid device includes an impact member contacted to a returning spring and configured to generate low frequency vibration waves; wherein the vibration micro motor includes a motor coupled to at least one rotatable metal member and configured to generate low-middle frequency vibration waves.Type: GrantFiled: March 30, 2023Date of Patent: February 20, 2024Inventor: Luis Stohr
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Patent number: 11863932Abstract: Provided is a sound-absorbing material, including a metal-organic framework material having a microporous structure. The metal-organic framework material includes a coordinated metal M and organic framework materials (OFs) coordinated with the coordinated metal. The microporous structure includes a plurality of uniformly distributed micropores, and a diameter of each of the plurality of micropores is within a range of 0.3 nm to 1.2 nm. The sound absorbing material including the metal-organic framework material can be added into a speaker to increase the acoustic compliance of air in a rear cavity of the speaker, thereby improving the performance of the speaker in a low frequency range.Type: GrantFiled: December 27, 2021Date of Patent: January 2, 2024Assignee: AAC Microtech (Changzhou) Co., Ltd.Inventor: Hezhi Wang
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Patent number: 11843928Abstract: An acoustic block manufacturing method includes: mixing zeolite powder with water to form a mixed liquid; making the mixed liquid into an ice cube; providing a vacuum environment to make the ice cube undergo gas phase sublimation; and feeding parylene into the vacuum environment in a manner of chemical vapor deposition to form an acoustic block having a porous structure. The acoustic block can effectively reduce resonance frequency. An acoustic device with acoustic blocks is also provided and has the same effect.Type: GrantFiled: January 20, 2021Date of Patent: December 12, 2023Assignee: LUXSHARE-ICT CO., LTD.Inventor: Yu-Wei Chiu
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Patent number: 11665466Abstract: Disclosed is a sheet-shaped air absorbent for a speaker-box system using porous carbon fibers and a speaker-box system including the same, wherein an air absorbent for a speaker-box system includes at least one sheet member, and the sheet member was made by weaving fibers comprising a porous carbon-based substance or a sheet member with at least two layers, and the sheet member was made by weaving fibers comprising a porous carbon-based substance.Type: GrantFiled: April 21, 2021Date of Patent: May 30, 2023Assignee: NEXVEL CO., LTDInventors: Dae Lyun Kang, Seung Chan Lee
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Patent number: 11647324Abstract: An audio speaker having an adsorptive insert in a speaker back volume, is disclosed. More particularly, an embodiment includes an adsorptive insert having a rigid open-pore body formed by bonded adsorptive particles. The rigid open-pore body includes interconnected macropores that transport air from the speaker back volume to adsorptive micropores in the bonded adsorptive particles during sound generation. Other embodiments are also described and claimed.Type: GrantFiled: February 8, 2021Date of Patent: May 9, 2023Assignee: Apple Inc.Inventors: Christopher Wilk, Ruchir M. Dave, Scott P. Porter, Daniel T. McDonald
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Patent number: 11530501Abstract: A warp knitting system may knit a seamless tube of fabric. The fabric may have a spacer between outer and inner fabric layers. The knitting system may have first and second needle guide systems. The first and second needle guide systems may each have selectively linked needle bed sections that guide respective needles. A guide bar system may have guide bars that dispense strands of material during knitting. Each guide bar may be positioned using a respective guide bar positioner. The guide bar system may be shifted relative to the needles using a rotational positioner. The needle guide systems and guide bar system may be formed from selectively coupled links. The selectively coupled links may be configured to adjust the diameter of the tube of fabric to a desired value. The thickness of the tube may be adjusted by adjusting a gap between the first and second needle guide systems.Type: GrantFiled: April 6, 2018Date of Patent: December 20, 2022Assignee: Apple Inc.Inventors: Daniel A. Podhajny, Yohji Hamada
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Patent number: 11148048Abstract: There is provided a content presentation system, a content presentation device, and a wind presenting device which are suitable for content presentation by air blast. The content presentation system includes a control unit and a wind presenting device. The control unit generates a wind presentation drive signal on the basis of a predetermined trigger included in content. The wind presenting device includes a housing including an opening formed therein, a diaphragm supported by the housing, and a diaphragm drive mechanism that drives the diaphragm on the basis of the wind presentation drive signal, reduces a volume of a space formed by the housing and the diaphragm, and causes air in the space to blast from the opening.Type: GrantFiled: February 8, 2018Date of Patent: October 19, 2021Assignee: SONY CORPORATIONInventors: Ryo Yokoyama, Osamu Ito, Naohide Miyamoto
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Patent number: 11026018Abstract: An audio speaker having a speaker housing surrounding a back volume that is divided into a rear cavity behind a speaker driver and an adsorption cavity separated from the rear cavity by a permeable partition, is disclosed. More particularly, the adsorption cavity may be defined between the speaker housing and the permeable partition, and may be directly filled with adsorptive particles to adsorb gas during sound generation. The permeable partition may allow the gas to flow between the rear cavity and the adsorption cavity, and may retain the adsorptive particles within the adsorption cavity. Other embodiments are also described and claimed.Type: GrantFiled: May 26, 2020Date of Patent: June 1, 2021Assignee: APPLE INC.Inventors: Christopher Wilk, Ruchir M. Dave, Scott P. Porter
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Patent number: 11012782Abstract: A radial dome speaker is provided which emits sound up and out from low or no profile speakers, resulting in clear and true acoustics and allows direct driver exposure to the elements regardless of its orientation. The speaker is specially configured with a radial surround element which allows for self-cleaning and self-draining, even in outdoor environments.Type: GrantFiled: May 18, 2020Date of Patent: May 18, 2021Inventors: Franco L D'Ascanio, Franco C D'Ascanio, Sean P Snowden
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Patent number: 10979802Abstract: In the present disclosure, a speaker module includes a housing having an accommodating space and a speaker unit accommodated in the accommodating space. The housing includes a bottom wall, a top wall opposite the bottom wall, and a side wall extending from the bottom wall toward the top wall. The speaker module further includes at least one isolating member connected to the top wall and the bottom wall respectively. The isolating member isolates the accommodating space into an accommodating cavity that accommodates the speaker unit and a filling cavity that accommodates a sound-absorbing material. The isolating member includes an isolating frame, a sound-absorbing foam attached to the isolating frame, and a hot melt adhesive layer disposed between the sound-absorbing foam and the isolating frame. The sound-absorbing foam extends beyond an edge of the isolating frame.Type: GrantFiled: July 30, 2019Date of Patent: April 13, 2021Assignee: AAC Technologies Pte. Ltd.Inventors: Zhichen Chen, Wei Wei
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Patent number: 10945061Abstract: A protective cover assembly is disclosed that includes a membrane and a layered assembly bonded to the membrane. The membrane is positioned in an acoustic pathway and has a first side and a second side, the first side facing toward an acoustic cavity and the second side of the membrane facing toward an opening of the acoustic pathway. The layered assembly includes at least one curable support layer bonded to a side of the membrane formed of a polymer adhesive and defining at least a portion of a wall for the acoustic pathway.Type: GrantFiled: September 19, 2017Date of Patent: March 9, 2021Assignee: W. L. Gore & Associates, Inc.Inventor: Andrew J. Holliday
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Patent number: 10863266Abstract: The present disclosure provides a reliable structure which can prevent disconnection of a voice coil lead wire, while employing a voice coil embodied as an aluminum coil to improve the mid-frequency band SPL of a slim high-pressure water resistant microspeaker. According to the present disclosure, there is provided a high-pressure water resistant microspeaker with an improved coil structure, including an FPCB attached to the outer surface of a frame, a pad of the FPCB extending inside the frame and another part of the FPCB extending outside the frame. The upper end of the voice coil is attached to an overlapping position of a side diaphragm and a center diaphragm, and the lower end of the voice coil is supported by the part of the FPCB extending inside the frame.Type: GrantFiled: February 5, 2018Date of Patent: December 8, 2020Assignee: EM-TECH. CO., LTD.Inventors: Ji Hoon Kim, Gang Tae Kim, Jeong Seong Park
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Patent number: 10827054Abstract: The present invention provides a mobile terminal comprising: a terminal body including an opening region through which a sound is outputted; and a waterproof speaker module arranged adjacently to the opening region and outputting the sound, wherein the waterproof speaker module includes a speaker module forming the sound, a housing accommodating the speaker module and including a sound hole through which the sound is outputted, and a cover part connected to the housing so as to form a separation space in which the sound is outputted by the sound hole, and moved by a water pressure at least that of a certain reference pressure so as to cover the sound hole, thereby preventing the inflow of water into the speaker module.Type: GrantFiled: January 20, 2017Date of Patent: November 3, 2020Assignee: LG ELECTRONICS INC.Inventors: Youngdo Cha, Yongho Lee, Bonghyun Lee
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Patent number: 10712715Abstract: A controlling and monitoring control application associated with one or more work operations of one or more utility devices is disclosed. The controller is programmed for controlling one or more external work operations associated with one or more utility devices. An I/O board is connected in communication with the primary controller having a module with a plurality of device-specific control applications associated with one or more device-specific work operations. The housing of the controller includes one or more cable access points for plugging a cable into the controller. The cable access points are sealed to prevent water from entering into the housing. A mounting bracket assembly provides flexibility for mounting the controller at various orientations and/or positions. The controller also includes a DC control circuit for controlling backlight luminance over the entire dimming ratio.Type: GrantFiled: February 22, 2019Date of Patent: July 14, 2020Assignee: ECOLAB USA INC.Inventors: Brian Philip Carlson, Ryan A. Chernik, Aron D. Dahlgren, Wesley M. Nelson
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Patent number: 10715893Abstract: A protective speaker cover having an exterior top portion; at least one exterior side wall extending from the exterior top portion; at least one pull tab extending from a portion of the protective speaker cover; an interior top wall formed substantially opposite at least a portion of the exterior top portion; an interior side wall formed substantially opposite at least a portion of the exterior side wall, wherein an at least partial interior cavity is defined by the interior top wall and the interior side wall; one or more side wall projections extending from at least a portion of the interior side wall; and optionally one or more top wall projections extend from at least a portion of the interior top wall.Type: GrantFiled: February 5, 2019Date of Patent: July 14, 2020Assignee: Marine Speaker Covers Inc.Inventors: Brian Wilkey, Jared Egge
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Patent number: 10484789Abstract: The present invention relates to a micro-speaker for use in a small electronic device, and more particularly, to a micro-speaker having an enclosure applied thereto and having an air adsorbent which can improve the low frequency sound quality. According to the present invention, it is possible to provide a micro-speaker which shows excellent improvement in the low frequency characteristics, regardless of a mass ratio of silicon to aluminum of an air adsorbent, and also possible to provide a micro-speaker which shows excellent improvement in the low frequency characteristics at a low cost, by reducing a mass ratio of silicon to aluminum, as compared with the conventional micro-speaker having an air adsorbent.Type: GrantFiled: December 28, 2016Date of Patent: November 19, 2019Assignee: EM-TECH. CO., Ltd.Inventor: Ghi Yuun Kang
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Patent number: 10433037Abstract: A protective apparatus for sound-absorbing particles (4) in a sounding apparatus, comprising a housing (1) and a rear acoustic cavity formed inside the housing (1). The rear acoustic cavity is filled with sound-absorbing particles (4). A sound circulation channel (5) communicating the rear acoustic cavity with the outside is provided on the housing (1). A sound transmission layer (3) used for preventing the sound-absorbing particles (4) from being exposed covers an entrance of the sound circulation channel (5). The sound transmission layer (3) of the protective apparatus separates the sound circulation channel (5) from the rear acoustic cavity, such that airflow in the rear acoustic cavity passes through the sound transmission layer (3) and then flows out of the sound circulation channel (5).Type: GrantFiled: December 9, 2015Date of Patent: October 1, 2019Assignee: Goertek Inc.Inventors: Zhenjun Li, Gang Chen, Yun Yang
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Patent number: 10349167Abstract: An audio speaker having a speaker housing surrounding a back volume that is divided into a rear cavity behind a speaker driver and an adsorption cavity separated from the rear cavity by a permeable partition, is disclosed. More particularly, the adsorption cavity may be defined between the speaker housing and the permeable partition, and may be directly filled with adsorptive particles to adsorb gas during sound generation. The permeable partition may allow the gas to flow between the rear cavity and the adsorption cavity, and may retain the adsorptive particles within the adsorption cavity. Other embodiments are also described and claimed.Type: GrantFiled: May 18, 2015Date of Patent: July 9, 2019Assignee: Apple Inc.Inventors: Christopher Wilk, Ruchir M. Dave, Scott P. Porter
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Patent number: 10326233Abstract: A sealing interface (26) that utilizes an elastomeric sealing member (28) is disclosed herein. The sealing interface (26) is configured to provide effective sealing while requiring only relatively low amounts of force to deform the elastomeric sealing member (28) sufficiently to form an effective seal.Type: GrantFiled: November 2, 2017Date of Patent: June 18, 2019Assignee: CommScope Connectivity Belgium BVBAInventors: Philippe Coenegracht, Maddy Nadine Frederickx
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Patent number: 10254718Abstract: A controlling and monitoring control application associated with one or more work operations of one or more utility devices is disclosed. The controller is programmed for controlling one or more external work operations associated with one or more utility devices. An I/O board is connected in communication with the primary controller having a module with a plurality of device-specific control applications associated with one or more device-specific work operations. The housing of the controller includes one or more cable access points for plugging a cable into the controller. The cable access points are sealed to prevent water from entering into the housing. A mounting bracket assembly provides flexibility for mounting the controller at various orientations and/or positions. The controller also includes a DC control circuit for controlling backlight luminance over the entire dimming ratio.Type: GrantFiled: January 6, 2016Date of Patent: April 9, 2019Assignee: Ecolab USA Inc.Inventors: Brian P. Carlson, Ryan A. Chernik, Aron D. Dahlgren, Wesley M. Nelson
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Patent number: 10117008Abstract: Described herein is a modular speaker cover that is removably attachable to a speaker. This device can comprise a modular grille and a grille insert, wherein the grille insert is removably attached to the modular grille. The grille insert can be replaced with other grille inserts of various colors, shapes, textures, and materials. In some embodiment, the grille insert is permanently fixed to the modular grille.Type: GrantFiled: December 23, 2016Date of Patent: October 30, 2018Assignee: SSV WORKS, INC.Inventors: Trevor Kaplan, Greg Orlando, Jeremy Prater
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Patent number: 10015575Abstract: A self-draining speaker assembly for draining a liquid is disclosed. The speaker assembly includes a frame having a cover member and a chassis member configured to receive the cover member. The cover member includes one or more openings. The chassis member includes a drain. An audio driver is supported by the frame and has a cone portion. The one or more openings, the cone portion, and the drain are disposed relative to each other so that a liquid entering the speaker assembly through the cover member exits the speaker assembly through the drain.Type: GrantFiled: September 8, 2016Date of Patent: July 3, 2018Assignee: POLY-PLANAR GROUP, LLCInventors: William R. Pieklik, Timothy P. Conroy
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Patent number: 9967656Abstract: A speaker includes a speaker enclosure including a peripheral sound wave exit to emit sound waves peripherally. A driver is connected to the speaker enclosure. The driver includes a speaker cone having an outer portion connected to a mounting plate that is disposed adjacent the peripheral sound wave exit. A phase plug includes a first portion positioned substantially parallel and adjacent to part of the speaker cone and a second portion that extends outwards toward a circumference of the speaker enclosure.Type: GrantFiled: December 6, 2016Date of Patent: May 8, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Allan Devantier, Colby J. Buddelmeyer
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Patent number: 9900675Abstract: There is provided an acoustic element for placement in a sound path of a loudspeaker device, the acoustic element comprising a container and an acoustic volume increasing material located in the container. In an embodiment, the container comprises wall portions with different physical characteristics. In other embodiments, the walls of the container are made of the same material.Type: GrantFiled: June 2, 2015Date of Patent: February 20, 2018Assignee: Sound Solutions International Co., Ltd.Inventors: Maria Papakyriacou, Markus Steinhauser, Thomas Jagsich
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Patent number: 9799321Abstract: A waveguide mounted in the area beneath the helm of a boat directs acoustic output from one or more loudspeakers to its windshield where the sound can be contained, reinforced and directed toward the entertainment areas of the boat.Type: GrantFiled: December 9, 2015Date of Patent: October 24, 2017Assignee: JL Audio, Inc.Inventors: Donald C. Nesbit, Jr., Bellal J. Hamze, Gregory A. Meloon, Eric J. Miller
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Patent number: 9743178Abstract: A waterproof speaker includes a frame having a flared front opening with a diaphragm mounted thereto; a magnetic element mounted to a rear end of the frame; a voice coil support located in a central gap of the magnetic element and connected to the diaphragm; a suspension; a central post located inside the voice coil support and associated with the magnetic element; a coaxial tweeter connected to the central post; a voice coil located around the voice coil support; and a water-proofing unit located between the voice coil support and the central post without changing the height of the speaker and the stroke of the voice coil. The diaphragm and the water-proofing unit together prevent external moisture from reaching the magnetic element, enabling increased stability of the voice coil and prolonged outdoor service life of the SPEAKER.Type: GrantFiled: May 19, 2016Date of Patent: August 22, 2017Assignee: MEILOON INDUSTRIAL CO., LTD.Inventor: Yeh-Feng Chou
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Patent number: 9691371Abstract: An air adsorbing and sound absorbing structure with a first portion comprising a first material comprising an open-celled foam with an air-adsorbing material coupled to the foam, where the first portion has a first air adsorption capacity and a first density. There is a second portion fixed to or integral with the first portion, wherein the second portion comprises one or more of: a different material than the first material, a second air adsorption capacity that is different than the first air adsorption capacity, and a second density that is different than the first density.Type: GrantFiled: December 18, 2015Date of Patent: June 27, 2017Assignee: Bose CorporationInventors: Lifun Lin, Romain Kirszenblat
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Patent number: 9615165Abstract: A loudspeaker device having housing and an acoustic transducer is disclosed. The housing has a transducer space for the acoustic transducer, and a back volume space. The back volume filled with a sound adsorber material and a foam material. The sound adsorber material in the back volume space is configured to virtually increase the size of the back volume space, and shift the resonant frequency of the back volume space. The foam material facilitates gas exchange and air flow within the back volume space, and between the sound adsorber and the transducer space. The foam material is configured in different arrangements to facilitate the gas exchange and air flow.Type: GrantFiled: August 7, 2015Date of Patent: April 4, 2017Assignee: Sound Solutions International Co., Ltd.Inventors: Josef Herold, Christoph Schmauder
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Patent number: 9615155Abstract: A speaker apparatus comprises a speaker box SB in which a speaker 51(or 52) is placed, as well as a bass reflex port 22 (or 23), an electric circuit device 40 and a drip-proof wall 16 placed in the speaker box SB. One end of the bass reflex port 22 is open outside the speaker box SB while other end of the bass reflex port 22 is open in the speaker box SB. The drip-proof wall 16 isolates the electric circuit device 40 from the other end of the bass reflex port 22 so that the speaker apparatus can prevent water droplets intruding into the speaker box SB through the bass reflex ports 22 from reaching the electric circuit device 40.Type: GrantFiled: June 6, 2013Date of Patent: April 4, 2017Assignee: Yamaha CorporationInventors: Masao Yoshida, Kazuya Atsumi
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Patent number: 9560435Abstract: A protective enclosure for a mobile computing device that has an interactive touchscreen includes a first case member and a second case member. The second case member is attachable to the first case member via a latching mechanism, and the combined case members provide a protective interior of the enclosure. Pliable areas of the first and/or second case member align with a control button of the mobile computing device and transfer external force to the control button. An electrical connector of the protective enclosure is structured to engage a corresponding connector of the mobile computing device. The protective cover includes audio headphones and a headphone cable that connects between the audio headphones and an exterior surface of the second case member, electrically connecting the audio headphones to the electrical connector of the protective enclosure.Type: GrantFiled: July 14, 2015Date of Patent: January 31, 2017Assignee: Otter Products, LLCInventors: Curtis R. Richardson, Douglas A. Kempel
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Patent number: 9549237Abstract: A speaker includes an enclosure including a peripheral sound wave exit. A compression driver is connected to the speaker enclosure. Sound waves are peripherally spread from the sound wave exit of the speaker enclosure.Type: GrantFiled: June 6, 2014Date of Patent: January 17, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Allan Devantier, Colby J. Buddelmeyer
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Patent number: 9363589Abstract: An acoustic port of acoustic device is covered with a mesh and/or other structure that resists entry of liquid and/or other materials into the acoustic device. Apertures of a housing that are separated by an umbrella section are coupled to the acoustic port such that the umbrella section may cover the acoustic port. In this way, when liquid enters one or more of the apertures, the umbrella section may direct the liquid away from the mesh such that pressure from the liquid upon the mesh may be reduced. As such, potential damage to the mesh and/or internal acoustic device components may be mitigated. In some implementations, the apertures may be covered with an additional mesh. Such additional mesh may further reduce the pressure of entering liquid on the mesh covering the acoustic port of the acoustic device.Type: GrantFiled: July 31, 2014Date of Patent: June 7, 2016Assignee: Apple Inc.Inventors: Jesse A. Lippert, Anthony S. Montevirgen, Brad G. Boozer, Nikolas T. Vitt, Rex T. Ehman
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Patent number: 9002041Abstract: A process for the manufacture of a speaker cover comprises loading the speaker cover into a plasma chamber, introducing a fluoro monomer into the plasma chamber, pulsing plasma for processing, removing any excess monomer gas from the plasma chamber, and removing the speaker cover from the plasma chamber.Type: GrantFiled: May 14, 2013Date of Patent: April 7, 2015Assignee: Logitech Europe S.A.Inventors: Steve McGarry, Joy E. Lyons, Jeff Anderson, Timothy Valentine
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Patent number: 8885863Abstract: An object of the present invention is to provide a loudspeaker device which has a high moisture resistance and can further widens an audio range of low-frequency range sounds. To achieve the above object, a closed box loudspeaker device of the present invention includes a loudspeaker unit which is attached to an opening in a box and activated carbon fiber which is provided in the box to adsorb gas. The activated carbon fiber has plural pores, which are exposed on a surface of the activated carbon fiber and have a diameter of 2.0 nm or less, and a volume of the pores having the diameter of 2.0 nm or less occupies 60% or more of a volume of the entire pores, so that the loudspeaker device which simultaneously achieves both an enhancement of the moisture resistance and the widening of the audio range of the low-frequency range sounds can be provided.Type: GrantFiled: May 17, 2010Date of Patent: November 11, 2014Assignee: Visionarist Co., Ltd.Inventors: Yuji Takashima, Hiroyuki Naono
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Patent number: 8687828Abstract: A cover unit that is provided to an electronic device as a waterproof cover, the cover unit covering one or more openings formed in a housing of the electronic device with respect to a plurality of speakers, and comprising a frame member having a plurality of windows disposed therein, the windows facing the speakers in one-to-one correspondence, and a waterproof film covering the windows. Having such a structure, the cover unit covers the one or more openings formed in the housing, and has an advantageous effect of suppressing at least one of (i) an increase in parts composing an electronic device and (ii) an increase in distortion of sound. Additionally, since a vibration unit faces a corresponding one of the speakers, the unnecessary vibration of the vibration unit is inhibited, which leads to a reduction in the distortion of sound.Type: GrantFiled: November 22, 2011Date of Patent: April 1, 2014Assignee: KYOCERA CorporationInventors: Masayuki Otani, Yoshiomi Kusunoki
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Patent number: 8675903Abstract: A portable full duplex communication device (100) is provided with improved acoustic porting (114) by providing an earpiece enclosure (108) within the housing (102) of device. The earpiece enclosure (108) includes an array of micro-ports (114) formed to provide optimal low frequency response and echo performance without the use of external acoustical leak ports to the housing.Type: GrantFiled: November 29, 2010Date of Patent: March 18, 2014Assignee: Motorola Solutions, Inc.Inventors: Gim Pei Ng, Thean Hai Ooi, Cheah Heng Tan, Kheng Shiang Teh, Huoy Thyng Yow
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Patent number: 8615100Abstract: Sound generated by a sound emitting unit passes through a first sound passage defined between a first shielding board and a shielding cylinder and a second sound passage defined between a second shielding board and the shielding cylinder, and is emitted outside from a sound emitting hole defined in at least one of a case and a cover. The second shielding board and the shielding cylinder shield a space between the sound emitting hole and the first sound passage when the first sound passage is seen from the sound emitting hole.Type: GrantFiled: June 12, 2012Date of Patent: December 24, 2013Assignee: Anden Co., Ltd.Inventors: Makoto Tsuruta, Susumu Miyata, Masaru Tsuchiya
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Patent number: 8565470Abstract: A frame has a diaphragm's edge attached thereto. An attachment member has a frame portion and a hook. The frame portion has a first plane to be bonded to a casing, and a second plane opposite to the first plane. The hook is supported by the frame portion and also opposite to the second plane with a gap interposed. The frame at the portion having the diaphragm's edge attached thereto is fitted into the gap. A securing member secures the edge and the second plane together.Type: GrantFiled: May 20, 2011Date of Patent: October 22, 2013Assignee: SANYO Electric Co., Ltd.Inventors: Yuki Kobayashi, Yuji Matsuo
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Patent number: 8561755Abstract: An electronic device includes a front frame that includes a planar portion, a first sidewall, and a second sidewall opposite to the first sidewall, the first sidewall and the second sidewall protruding from the planar portion. A back cover is coupled to the front frame. A speaker is attached to the front frame adjacent to the second sidewall of the front frame. The front frame includes several spaced first hooking members arranged on the first sidewall and the back cover includes several spaced second hooking members respectively engaged with the corresponding first hooking members. The first hooking members are used for cooperatively causing a natural frequency of the first sidewall to be greater than a resonance frequency of the speaker, thereby reducing noises caused by resonant vibration of the first sidewall induced by the speaker.Type: GrantFiled: August 30, 2012Date of Patent: October 22, 2013Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.Inventor: Bao-Gang Zhao
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Patent number: 8184826Abstract: A speaker system includes a cabinet, at least one speaker unit fixed to the cabinet, and a gas adsorbent which is situated inside the cabinet and which is made from a porous material. The speaker unit is configured with moisture-proof component parts. In the speaker system, a tubular structure which has a tubular hollow allows ventilation between an inside and an outside of the cabinet. A resonant frequency which is determined by an acoustic impedance of the tubular structure and an acoustic impedance of the cabinet is lower than a minimum resonant frequency of an acoustic impedance of the speaker system.Type: GrantFiled: July 11, 2008Date of Patent: May 22, 2012Assignee: Panasonic CorporationInventors: Toshiyuki Matsumura, Shuji Saiki
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Patent number: 8181735Abstract: The invention relates to a submersible loudspeaker, comprised of a sound-diffusion element associated with a coil (3) consisting of an insulating support (4) and of an electrical coil (5) being connected to a peripheral magnet (6) in such a manner as to effect the transduction of an electric voltage to a musical frequency, characterized in that the sound-diffusion element is a diaphragm (2) consisting of a plastic circular planar wall of a predetermined thickness, and assigned to a bell-shaped bell (7), also made out of plastic.Type: GrantFiled: January 10, 2006Date of Patent: May 22, 2012Inventor: Noël Canivenq
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Patent number: 8157048Abstract: An acoustically resistive protective cover assembly for an opening in a casing is provided, the casing separates an enclosed space from the ambient space and has an exposed face oriented toward the ambient space and an internal face oriented toward the internal space. The cover assembly comprises an acoustically resistive porous material disposed upon the exposed face of the case and an acoustically resistive water repellant material disposed upon the internal face of the case.Type: GrantFiled: April 22, 2009Date of Patent: April 17, 2012Assignee: Gore Enterprise Holdings, Inc.Inventors: Chad Banter, Andrew J. Holliday, Victor Lusvardi
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Patent number: 8032195Abstract: A waterproof protection cover and an acoustic component are each disposed inside a portable device provided with a chassis having one or more holes. The acoustic component emits sound. For the acoustic component, an acoustic component having a maximum acoustic output between 0.25 W or more and 0.8 W or less is used. The waterproof protection cover secures an area of 114 mm2 or more as an acoustically transparent portion for transmitting acoustic energy from the acoustic component.Type: GrantFiled: March 30, 2009Date of Patent: October 4, 2011Assignee: Fujitsu LimitedInventors: Atsushi Yamaguchi, Takao Shinoda, Satoshi Sudo, Shingo Yamaguchi
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Patent number: 7974423Abstract: A loudspeaker system comprises a cabinet, a speaker unit, a package body, a filler gas, and an absorbent. The speaker unit is mounted in the cabinet. At least one package body is disposed in a vacant space inside of the cabinet and is structured by a bag body for sealing materials thereinto from outside thereof. A predetermined amount of the filler gas is sealed into the package body. A predetermined amount of the absorbent is sealed into the package body and physically absorbs the filler gas.Type: GrantFiled: August 19, 2005Date of Patent: July 5, 2011Assignee: Panasonic CorporationInventors: Toshiyuki Matsumura, Shuji Saiki, Sawako Kano, Mitsukazu Kuze
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Patent number: 7913807Abstract: A vehicle door structure, comprising: a loudspeaker mounting hole provide in a door inner panel of a vehicle; a first service hole provided in the door inner panel and located in the vicinity of the loudspeaker mounting hole; a second service hole provided in the door inner panel and located at a position more distant than the first service hole from the loudspeaker mounting hole; a loudspeaker mounted in the loudspeaker mounting hole; a plate-shaped member screwed to the door inner panel for closing the first service hole; and a sound absorbing member provided to close the second service hole.Type: GrantFiled: October 12, 2006Date of Patent: March 29, 2011Assignee: Mitsubishi Jidosha Kogyo Kabushiki KaishaInventor: Atsushi Gomi
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Patent number: 7886868Abstract: A self-draining grill and system incorporating the same. The grill includes a plurality of ribs extending from a surface of a housing and angled downward in a direction across the surface of the housing. One or more openings are disposed between the ribs and allow air flow to a sound generation device.Type: GrantFiled: March 25, 2008Date of Patent: February 15, 2011Assignee: SimplexGrinnell LPInventors: Emmanuel Stathopoulos, Simon Jean Vezina, Parimal Patel
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Patent number: 7717227Abstract: A speaker attaching construction mounted on a plate, including a speaker removably provided with fixtures, having a first engager on one side of an attaching plate and a second engager formed with an engaging piece on the other side of the attaching plate, at a plurality of points by engaging the first engagers with receivers of a frame, through clamping the plate by means of the engaging pieces passed fixing holes of the plate and elastically restored and the attaching plate. This can facilitate the attaching operation and eliminate the stress, resulting from the elastic force, from being applied to the frame. Thus, the speaker can be set up stably.Type: GrantFiled: July 27, 2004Date of Patent: May 18, 2010Assignee: TWD, Inc.Inventor: Seiichi Kusano
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Publication number: 20090242319Abstract: A self-draining grill and system incorporating the same. The grill includes a plurality of ribs extending from a surface of a housing and angled downward in a direction across the surface of the housing. One or more openings are disposed between the ribs and allow air flow to a sound generation device.Type: ApplicationFiled: March 25, 2008Publication date: October 1, 2009Inventors: Emmanuel Stathopoulos, Simon Jean Vezina, Parimal Patel
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Publication number: 20090242320Abstract: A water-resistant composite paper, suitable for use as a loudspeaker component, is made from a composition including wood pulp, hydrophobic fibers, and stiffening fibers that retain stiffness when wet. In some examples, fibrillated acrylic fibers and glass fibers are used.Type: ApplicationFiled: March 27, 2008Publication date: October 1, 2009Applicant: BOSE CORPORATIONInventors: Agota F. Fehervari, Samuel D. Parrish, Martin J. Schad, Mark P. Temple, Robert E. Evans, Christopher D. Weaver