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公开(公告)号:US11844441B2
公开(公告)日:2023-12-19
申请号:US18128146
申请日:2023-03-29
发明人: Wong Hoo Sim , Kee Seng Tan , Yam Fei Lian
CPC分类号: A47C7/727
摘要: A chair system including a main unit and an untethered chair is provided. The main unit includes a wireless transmitter, a subwoofer, an audio stream receiver and a processor. The untethered chair includes a plurality of speakers, a power source and a wireless receiver for receiving a processed audio stream from the main unit.
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公开(公告)号:USD1006796S1
公开(公告)日:2023-12-05
申请号:US29841839
申请日:2022-06-08
设计人: Jeng Khim Tan , Weihao Tan
摘要: FIG. 1 is a front perspective view of an earphone showing our new design;
FIG. 2 is a rear perspective view of the earphone in FIG. 1;
FIG. 3 is a front view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a right side view thereof;
FIG. 7 is a top view thereof; and,
FIG. 8 is a bottom view thereof.
The broken lines shown in the drawings represent the portions of the earphone that form no part of the claimed design.-
公开(公告)号:US11804027B2
公开(公告)日:2023-10-31
申请号:US17963078
申请日:2022-10-10
CPC分类号: G06V10/7553 , G06T3/40 , G06T7/0002 , G06T7/149 , G06V10/752 , G06V40/10 , H04S7/302 , G06T2207/20124 , G06T2207/30196 , H04S2420/01
摘要: There is provided a method for generating a personalized Head Related Transfer Function (HRTF). The method can include capturing an image of an ear using a portable device, auto-scaling the captured image to determine physical geometries of the ear and obtaining a personalized HRTF based on the determined physical geometries of the ear.
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公开(公告)号:US20230292926A1
公开(公告)日:2023-09-21
申请号:US18128146
申请日:2023-03-29
发明人: Wong Hoo Sim , Kee Seng Tan , Yam Fei Lian
IPC分类号: A47C7/72
CPC分类号: A47C7/727
摘要: A chair system including a main unit and an untethered chair is provided. The main unit includes a wireless transmitter, a subwoofer, an audio stream receiver and a processor. The untethered chair includes a plurality of speakers, a power source and a wireless receiver for receiving a processed audio stream from the main unit.
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公开(公告)号:US20230007433A1
公开(公告)日:2023-01-05
申请号:US17943106
申请日:2022-09-12
发明人: Teck Chee LEE , Geith Mark Benjamin LESLIE , Mark Anthony DAVIES , Edwin TOMBOZA , Toh Onn Desmond HII
摘要: A headphone for spatial audio rendering includes a first database having an impulse response pair corresponding to a reference speaker location. A head sensor provides head orientation information to a second database having rotation filters, the filters corresponding to different azimuth and elevation positions relative to the reference speaker location. A digital signal processor combines the rotation filters with the impulse response pair to generate an output binaural audio signal to transducers of the headphone. Efficiencies in creating impulse response or HRTF databases are achieved by sampling the impulse response less frequently than in conventional methods. This sampling at coarser intervals reduces the number of data measurements required to generate a spherical grid and reduces the time involved in capturing the impulse responses. Impulse responses for data points falling between the sampled data points are generated by interpolating in the frequency domain.
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公开(公告)号:US20230006785A1
公开(公告)日:2023-01-05
申请号:US17779118
申请日:2020-11-20
摘要: Systems and techniques are provided to transmit data over a digital interface between a sender and a receiver. The digital interface is configured for transmitting a primary type of data as opposed to a secondary type of data. Nevertheless, systems and techniques are provided where the secondary type of data can be transmitted in the digital interface. As such, the primary and/or secondary types of data are transmitted from the sender to the receiver via the digital interface. The primary and secondary types of data may be different and/or unrelated and could be any type of data including, but not limited to, audio data, general data, and bulk data. Yet, the received primary and secondary types of data are still useful after the transmission.
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公开(公告)号:US11445321B2
公开(公告)日:2022-09-13
申请号:US17316559
申请日:2021-05-10
发明人: Teck Chee Lee , Geith Mark Benjamin Leslie , Mark Anthony Davies , Edwin Tomboza , Toh Onn Desmond Hii
摘要: A headphone for spatial audio rendering includes a first database having an impulse response pair corresponding to a reference speaker location. A head sensor provides head orientation information to a second database having rotation filters, the filters corresponding to different azimuth and elevation positions relative to the reference speaker location. A digital signal processor combines the rotation filters with the impulse response pair to generate an output binaural audio signal to transducers of the headphone. Efficiencies in creating impulse response or HRTF databases are achieved by sampling the impulse response less frequently than in conventional methods. This sampling at coarser intervals reduces the number of data measurements required to generate a spherical grid and reduces the time involved in capturing the impulse responses. Impulse responses for data points falling between the sampled data points are generated by interpolating in the frequency domain.
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公开(公告)号:US20220271717A1
公开(公告)日:2022-08-25
申请号:US17625074
申请日:2020-07-07
发明人: Yam Fei LIAN , Siew Ling LOKE
摘要: A computer sound card includes a power supply noise isolation circuit for reducing ground plane noise generated during application of heavy electrical loads to the power supply, such as loads presented by computer GPUs. The power supply isolation circuit isolates the output ground from the ground presented from the power supply to the isolation circuit input. The isolation circuit in one embodiment includes switching circuitry and a transformer to reduce the power supply ripple noise that might otherwise be introduced by the power supply into an amplifier such as a microphone preamp. In some embodiments a differential amplifier stage is added to the output of the microphone preamp stage to further reduce noise, such as common mode noise.
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公开(公告)号:US20220141526A1
公开(公告)日:2022-05-05
申请号:US17431693
申请日:2020-02-14
IPC分类号: H04N21/439 , H04N21/44 , H04N21/442 , G11B27/36
摘要: It is common that in an audio system, there are multiple data rates that need to be synchronized. For example, a sending device has its own crystal or clock, and a receiving device has another. Typical solutions introduce a lot of latency. According to various embodiments of the invention, a data management mechanism and technique are presented. The data management mechanism and technique pertains to managing media data such as those in an audio system, for example, managing the consumption of digital audio data in USB audio. The data management mechanism may include a dynamic buffer, which can be automatically controlled and adjusted to address issues (e.g., latency) in data consumption.
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公开(公告)号:US20210329404A1
公开(公告)日:2021-10-21
申请号:US17360708
申请日:2021-06-28
IPC分类号: H04S7/00 , G06K9/00 , H04R5/04 , G06F16/635
摘要: The present disclosure relates to a system and a processing method in association with the system for customizing audio experience. Customization of audio experience can be based on derivation of at least one customized audio response characteristic which can be applied to an audio device used by a person. The customized audio response characteristic(s) can be unique to the person.
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