Patents Examined by Disler Paul
  • Patent number: 11990880
    Abstract: Processes and devices for equalizing an audio system that is adapted to use a loudspeaker to transduce test audio signals into test sounds. The processes and devices can involve the use of infrared signals to convey information in one or both directions between the audio system and a portable computer device that captures test sounds, calculates audio parameters that can be used in the equalization process, and transmits these audio parameters back to the audio system for its use in equalizing audio signals that are played by the audio system.
    Type: Grant
    Filed: February 22, 2022
    Date of Patent: May 21, 2024
    Assignee: Bose Corporation
    Inventors: Wontak Kim, Michael J. Daley, Laszlo Drimusz, Matthew S. Walsh
  • Patent number: 11991494
    Abstract: A keyless control device is provided, wherein the first infrared sensor module generates an infrared trigger signal when the earphone is in a wearing state; the Bluetooth controller generates enable signals according to the infrared trigger signal, and the left-ear infrared sensor module generates a first detection signal according to a first enable signal; the right-ear infrared sensor module generates a second detection signal according to the second enable signal; the left-ear acceleration sensor module generates a third detection signal according to the third enable signal when detecting that the left-ear component is knocked; the right-ear acceleration sensor module generates a fourth detection signal according to the fourth enable signal when detecting that the right-ear component is knocked; and finally, the Bluetooth controller performs the functions according to the detection signals.
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: May 21, 2024
    Assignee: SHENZHEN GRANDSUN ELECTRONIC CO., LTD.
    Inventors: Shiwen Guo, Xin Yu, Hui Yang, Xuming He, Xianzhuo Qin, Ruiwen Shi, Haiquan Wu
  • Patent number: 11990141
    Abstract: A method of approximating a lost or corrupted multichannel audio frame of a multichannel audio signal in a decoding device is provided. The device may generate a down-mix error concealment frame and transform the frame into a frequency domain to generate a transformed down-mix error concealment frame. The device may decorrelate the transformed frame to generate a decorrelated concealment frame. The device may obtain a residual signal spectrum of a stored residual signal of a previously received multichannel audio signal frame and generate an energy adjusted decorrelated residual signal concealment frame using the residual signal spectrum. The device may obtain a set of multi-channel audio substitution parameters and provide the frames and substitution parameters to an audio synthesis component to generate a synthesized multichannel audio frame. The device performs an inverse frequency domain transformation of the audio frame to generate a substitution frame for the lost or corrupted audio frame.
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: May 21, 2024
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Erik Norvell, Chamran Moradi Ashour
  • Patent number: 11985486
    Abstract: Disclosed are a microphone array-based sound signal processing method, apparatus and device. The method comprises: selecting, from a microphone array, a target microphone combination which is used for receiving a sound signal of a target sound source, the target microphone combination comprising a first microphone and at least one second microphone; obtaining target compensation information corresponding to the target microphone combination, the target compensation information comprising a signal compensation parameter of each second microphone with respect to the first microphone; according to the target compensation information, performing signal compensation processing on a second sound signal received by means of the second microphone; and according to the second sound signal subjected to the signal compensation processing and a first sound signal received by means of the first microphone, obtaining a target sound signal and outputting same.
    Type: Grant
    Filed: September 29, 2019
    Date of Patent: May 14, 2024
    Assignee: Weifang Goertek Microelectronics Co., Ltd.
    Inventor: Xiaohong Zhang
  • Patent number: 11985469
    Abstract: A wearable hearing device operatively coupled to an information handling system comprising a housing for a speaker and a microphone, a magnetic slider switch moveable with respect to the housing between a closed position and an open position in response to a user's external force, a rolling magnet rotating within the magnetic slider switch during movement between the open and closed positions, a bar magnet fixed within the housing having a first pole attracting the rolling magnet in the closed position and a second pole attracting the rolling magnet in the open position to reduce the external force required to move the magnetic slider switch, a hall effect sensor to sense a change in distance to the rolling magnet during movement between the open and closed positions, and to associate the change in distance with a command instruction, and a microcontroller to execute or transmit the command instruction.
    Type: Grant
    Filed: April 29, 2022
    Date of Patent: May 14, 2024
    Assignee: DELL PRODUCTS LP
    Inventors: Peng Lip Goh, Sok Hui Khoo, Suet Chan Law
  • Patent number: 11985475
    Abstract: An audio speaker for projecting sound into a listening space having an on-axis includes a frame supporting at least two drivers radially arrayed in a plane substantially perpendicular to the on-axis. The at least two drivers may be electrically connected to operate in common acoustic phase, substantially the same size, mid-range drivers, and/or may include at least one rearward facing driver. The audio speaker may also include an on-axis driver, or an inner driver positioned substantially at a point where a first line drawn perpendicularly through a face of a first driver of the at least two drivers and a second line drawn perpendicularly through a face of a second driver of the at least two drivers converge. The inner driver may be a high frequency driver, for example, a tweeter, and a face of the inner driver may be substantially perpendicular to the on-axis.
    Type: Grant
    Filed: October 19, 2021
    Date of Patent: May 14, 2024
    Assignee: Endow Audio, LLC
    Inventor: David T. Strunk
  • Patent number: 11979710
    Abstract: A holographic-based directional sound device is provided, the device including: a sound wave generating means generating a sound wave; and a flat plate configured to have the sound wave generating means installed at the center so as to radiate the sound wave to the outside through a surface, and to be composed of a plurality of unit cells, in which at least one groove is formed on a surface of the unit cell, and a radiation angle of the sound wave is determined according to a depth of the groove with respect to the unit cell, wherein the depth of the groove is determined by an individual surface admittance calculated by a cosine function or a sine function of the sum of a first value and a second value on the basis of a preset radiation angle of the sound wave and a preset frequency of the sound wave.
    Type: Grant
    Filed: September 23, 2020
    Date of Patent: May 7, 2024
    Assignees: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION, CENTER FOR ADVANCED META-MATERIALS
    Inventors: Kyungjun Song, Hak Joo Lee, Jun Hyuk Kwak, Jong Jin Park
  • Patent number: 11967328
    Abstract: A sound source separation filter information estimation device (10) estimates a covariance matrix having information on a correlation between sound source spectra and information on a correlation between channels as information on sound source separation filter information for separating an individual sound source signal from a mixed acoustic signal.
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: April 23, 2024
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Rintaro Ikeshita, Nobutaka Ito, Tomohiro Nakatani, Hiroshi Sawada
  • Patent number: 11960666
    Abstract: An acoustic device includes a rotary operator and a base supporting the rotary operator so that the rotary operator is rotatable. The base includes a braking unit configured to be brought into contact with the rotary operator to cause a braking force to act on the rotary operator and an adjuster configured to adjust the braking force caused by the braking unit. The braking unit includes a plurality of contact members configured to be brought into contact with the rotary operator to cause the braking force to act on the rotary operator. The braking force acting on the rotary operator by the plurality of the contact members varies depending on an adjustment amount by the adjuster.
    Type: Grant
    Filed: June 19, 2019
    Date of Patent: April 16, 2024
    Assignee: ALPHATHETA CORPORATION
    Inventors: Kenji Sasaki, Syusuke Fujiwara, Nao Takagi
  • Patent number: 11962969
    Abstract: An acoustic device comprises a sound generating unit having a vibration diaphragm, the acoustic device is provided with a sound outlet, the sound waves at a front side of the vibration diaphragm radiates to the outside through the sound outlet; and an enclosed closed cavity formed at a rear side of the vibration diaphragm, the closed cavity is divided into first and second closed cavities by a partition part, and at least a portion of the partition part flexibly deforms, the first closed cavity is adjacent to the vibration diaphragm, the second closed cavity is far away from the vibration diaphragm, the volume of the second closed cavity is larger than that of the first closed cavity; the second closed cavity encloses the sound waves into the second closed cavity; at least a part of an electronic apparatus housing is used for forming the first and/or the second closed cavity.
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: April 16, 2024
    Assignee: GOERTEK INC.
    Inventors: Chunfa Liu, Tongyan Xu, Chengfei Zhang
  • Patent number: 11962981
    Abstract: A system is provided herein comprising: a host audio testing device (HATD) adapted to generate one or more uniquely addressed audio test signals and transmit each generated audio test signal, and which is further adapted to receive audio test data from a bi-directional audio transceiver device (soundbar) device under test (DUT) that can be used in two or more remotely located conference rooms to perform teleconferencing between the remotely located conference rooms; and one or more remote audio generating devices (RATD), each of which is adapted to receive a generated uniquely addressed one or more audio test signals and broadcast the same to the soundbar, wherein each of the RATDs can be located at the same or different distances from the soundbar, the same or different heights with respect to the soundbar, and at the same or different angular placements with respect to the soundbar, and wherein, the HATD is further adapted to store and process the received audio test data from the DUT and generate audio tes
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: April 16, 2024
    Assignee: Crestron Electronics, Inc.
    Inventors: Robert Holstrom, Alexander Marra, Mark LaBosco
  • Patent number: 11956586
    Abstract: An audio apparatus is described for communicating with a user device, the audio apparatus comprising: a sensor configured to sense a user input and to generate an input signal representing the user input; and electronic circuitry operable to receive the input signal. The electronic circuitry is configured to: process the input signal, and generate a control signal for controlling at least one switch based on the input signal.
    Type: Grant
    Filed: May 14, 2020
    Date of Patent: April 9, 2024
    Assignee: Cirrus Logic Inc.
    Inventor: Robert James Hatfield
  • Patent number: 11955938
    Abstract: Proposed is an acoustic output device that obtains enough distance attenuation to achieve localization of a sound field by controlling the driving of a loudspeaker array by use of a more compact shape. The acoustic output device 10 comprises: a loudspeaker array 20 that includes a plurality of loudspeakers 20-1, 20-2, . . . , 20-N arranged in a two-dimensional plane; and an amplifier array 40 that includes a plurality of amplifiers 40-1, 40-2, . . . , 40-N that control the amplitude and phase of the drive signals for each loudspeaker according to the eigenvectors of the predetermined radiation mode of the loudspeaker array 20.
    Type: Grant
    Filed: September 11, 2020
    Date of Patent: April 9, 2024
    Assignees: The University of Tokyo, KOGAKUIN UNIVERSITY, Foster Electric Company, Limited
    Inventors: Tsutomu Kaizuka, Kimihiko Nakano, Yoshio Koike, Yoshiteru Uchida, Manabu Sasajima
  • Patent number: 11950068
    Abstract: Disclosed is a display device that includes a display panel, sound generating actuators including a first sound generating actuator in a first area of the display panel and a second sound generating actuator in a second area of the display panel, the first and second sound generating actuators configured to vibrate the display panel to generate sound, and a partition between the first sound generating actuator and the second sound generating actuator.
    Type: Grant
    Filed: January 21, 2022
    Date of Patent: April 2, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: YeongRak Choi, KwanHo Park, Sungtae Lee
  • Patent number: 11950047
    Abstract: A loudspeaker for producing sound at bass frequencies including: a diaphragm; a frame, wherein a proximal end of the diaphragm is suspended from the frame by at least one proximal suspension element, wherein the at least one proximal suspension element is configured to substantially prevent translational movement of the proximal end of the diaphragm relative to the frame, whilst permitting translational movement of a distal end of the diaphragm which is opposite to the proximal end of the diaphragm; a drive unit configured to move the distal end of the diaphragm based on an electrical signal.
    Type: Grant
    Filed: May 19, 2020
    Date of Patent: April 2, 2024
    Assignee: PSS BELGIUM NV
    Inventor: David Corynen
  • Patent number: 11943593
    Abstract: An example may include receiving a page code identifier, determining a priority of the page code identifier, queuing the page code identifier in a paging queue, retrieving content associated with the page code, and forwarding the content to one or more audio devices identified by the page code identifier when the page code has reached a top of the queue.
    Type: Grant
    Filed: January 20, 2022
    Date of Patent: March 26, 2024
    Assignee: Biamp Systems, LLC
    Inventors: Jacob Peter Campbell, Bruce Maxwell Goldburg, Patrick W. White, Dale Irving, Paul Hand, Martin Bomber
  • Patent number: 11943577
    Abstract: The present disclosure relates to a speaker device. The speaker device may include an ear hook, a core housing for accommodating an earphone core, and a circuit housing for accommodating a control circuit or a battery. The ear hook may include a first plug end and a second plug end. The ear hook may be surrounded by a protective sleeve which may be made of an elastic waterproof material. The ear hook may be elastic, and a position of the core housing relative to the ear hook may be changed according to an elastic deformation of the ear hook, thereby the core housing may fit a user in front of or behind an ear of the user. The circuit housing may be fixed to the second plug end. The control circuit or the battery may drive the earphone core to vibrate to generate a sound.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: March 26, 2024
    Assignee: SHENZHEN SHOKZ CO., LTD.
    Inventors: Chaowu Li, Yongjian Li
  • Patent number: 11936414
    Abstract: The present invention discloses an MRI communication device, which is provided with a control room communication module and a scan room communication module. The scan room communication module includes a receiver, delivering the received first audio signals to the first air tube, while the control room communication module comprises a first sound device, through which the first audio signals are amplified and broadcast. The present invention realizes free bidirectional communication for the control room and the scan room, wherein the receiver can transmit the sound messages to the operator in the control room, making it possible for the technician to manage emergencies of making sounds in the scan room; the air tube is used to transmit audio signals, ensuring the proper operation during MRI exams and preventing them from the influence of the audio signal electromagnetic field from voice calls during MRI scans.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: March 19, 2024
    Inventor: Aidao Zhu
  • Patent number: 11925232
    Abstract: In some examples, a system (1900) includes a hearing protector (1920); at least one position sensor; at least one sound monitoring sensor; at least one computing device configured to: receive, from the at least one sound monitoring sensor and over a time duration, indications of sound levels to which a worker is exposed; determine, from the at least one position sensor and during the time duration, that the hearing protector is not positioned at one or more ears of the worker to attenuate the sound levels; and generate, in response to the determination that at least one of the sound levels satisfies an exposure threshold during the time duration and the hearing protector is not positioned at one or more ears of the worker to attenuate the sound levels, an indication for output.
    Type: Grant
    Filed: June 23, 2017
    Date of Patent: March 12, 2024
    Assignee: 3M Innovative Properties Company
    Inventors: Steven T. Awiszus, Kiran S. Kanukurthy, Eric C. Lobner, Robert J. Quintero, Micayla A. Johnson, Madeleine E. Filloux, Caroline M. Ylitalo, Paul A. Martinson
  • Patent number: 11929625
    Abstract: A wireless charging hearing aid is disclosed, comprising a housing, an inner housing, a power management module, a circuit board and a control button. An electromagnetic induction technology is utilized in the disclosed to obtain an inductive current for charging a built-in battery. Elements within the housing do not need to be in contact with an external charging joint, the sealing of the housing is better, thereby achieving complete waterproofing and dustproofing, and improving the adaptability when using the disclosed. Besides, shapes and the number of layers of a receiving coil are flexibly designed according to requirements, and a magnetic conductive sheet is used to shield an inductive magnetic field to prevent the inductive magnetic field negatively influencing other elements. The elements within the housing can be arranged arbitrarily, which improves the flexibility in designing an overall appearance, and facilitates to incorporate artistic designs while reduces the design difficulties.
    Type: Grant
    Filed: January 21, 2020
    Date of Patent: March 12, 2024
    Inventor: Zhengdong Huang