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公开(公告)号：US12035112B2
公开(公告)日：2024-07-09
申请号：US17773177
申请日：2020-09-30
发明人： Haitao Huang , Yihui Wang , Zhihuan Deng
CPC分类号： H04R29/00 , H04R1/1041 , H04R2420/07
摘要： Disclosed are an earphone ear-oriented debugging method, apparatus and system, and a wireless earphone. The method comprises: confirming an in-ear state signal indicating that a first earphone and a second earphone are in an in-ear state; sending a plurality of first ear-oriented debugging waves to the second earphone according to the in-ear state signal, wherein the plurality of first ear-oriented debugging waves respectively correspond to a plurality of frequency points for wireless communication in a one-to-one correspondence; receiving a first earphone configuration instruction sent from the second earphone, wherein the first earphone configuration instruction is generated by the second earphone according to the first ear-oriented debugging waves; and configuring a configuration parameter of an antenna matching element of the first earphone according to the first earphone configuration instruction, to optimize a communication state.
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公开(公告)号：US10110896B2
公开(公告)日：2018-10-23
申请号：US15010171
申请日：2016-01-29
发明人： Guibin Wang , Jiada Chen
IPC分类号： H04N19/11 , H04N19/13 , H04N19/137 , H04N19/149 , H04N19/172 , H04N19/186 , H04N19/96 , H04N19/593
摘要： An adaptive Motion JPEG encoding method is disclosed, including: acquiring a video sequence; encoding a current video frame of the video sequence into JPEG format based on a Huffman description table, generating encoded symbols corresponding to the current video frame and counting frequencies of occurrence of the encoded symbols corresponding to the current video frame; and updating the Huffman description table with Canonical Huffman encoding based on the frequencies of occurrence of the encoded symbols corresponding to the current video frame, the updated Huffman description table being used for encoding a next video frame adjacent to the current video frame of the video sequence into JPEG format. The adaptive Motion JPEG encoding method uses the correlation between the Huffman description tables of the adjacent frames to reduce the redundant information between the video frames. An adaptive Motion JPEG encoding system is also disclosed.
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公开(公告)号：US20230245668A1
公开(公告)日：2023-08-03
申请号：US17911733
申请日：2020-09-30
发明人： Quanzhi XIAO , Yufeng YAN , Rongjun HUANG , Guiping FANG
摘要： An audio packet loss repairing method, device and system based on a neural network. The method comprises: obtaining an audio data packet (S101), the audio data packet comprises a plurality of audio data frames, and the plurality of audio data frames at least comprise a plurality of voice signal frames; determining a position of a lost voice signal frame in the plurality of audio data packet to obtain position information of the lost frame (S103), the position comprising a first preset position or a second reset position; selecting, according to the position information of the lost frame, a neural network model for repairing the lost frame (S105), the neural network model comprising a first repairing model and a second repairing model; and sending the plurality of audio data frames to the selected neural network model so as to repair the lost voice signal frame (S107).
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公开(公告)号：US20230045489A1
公开(公告)日：2023-02-09
申请号：US17970038
申请日：2022-10-20
发明人： Zhiying ZHANG , Yao SANG , Changji WANG
摘要： A method for transmitting audio data, including: determining whether a TWS master device and a TWS slave device have received audio data; sending a first additional packet data to the TWS slave device according to a first determination that the TWS master device has received the audio data, and forwarding the audio data to the TWS slave device according to a second determination that the TWS master device has not received a second additional packet data, turning off a resending time window of the TWS master device; sending the second additional packet data to the TWS master device according to a third determination that the TWS slave device has received the audio data, and forwarding the audio data to the TWS master device according to a fourth determination that the TWS slave device has not received the first additional packet data, and turning off the resending time window of the TWS slave device.
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5.发明授权公开(公告)号：US12073846B2
公开(公告)日：2024-08-27
申请号：US17770717
申请日：2020-09-30
发明人： Qiang Xiao , Quanzhi Xiao , Rongjun Huang , Guiping Fang , Yufeng Yan
IPC分类号： G10L21/0232
CPC分类号： G10L21/0232
摘要： A speech noise reduction processing method, an apparatus, a computer device and a storage medium. The method comprises: responsive to a distance between a speech collection device and a target object being detected to reach a preset value, acquiring a noisy speech signal collected by the speech collection device and performing frequency division processing on the noisy speech signal to obtain a low-frequency band signal; acquiring an amplitude spectrum and a phase spectrum of the low-frequency band signal; acquiring a modulation domain signal corresponding to the amplitude spectrum; performing spectral subtraction to obtain a noise-reduced modulation domain amplitude spectrum; compensating the modulation domain phase spectrum to obtain the compensated modulation domain phase spectrum; and obtaining a noise-reduced low-frequency band signal based on the compensated modulation domain phase spectrum, the noise-reduced modulation domain amplitude spectrum and the phase spectrum of the low-frequency band signal.
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公开(公告)号：US20220377478A1
公开(公告)日：2022-11-24
申请号：US17773177
申请日：2020-09-30
发明人： Haitao HUANG , Yihui WANG , Zhihuan DENG
摘要： Disclosed are an earphone ear-oriented debugging method, apparatus and system, and a wireless earphone. The method comprises: confirming an in-ear state signal indicating that a first earphone and a second earphone are in an in-ear state; sending a plurality of first ear-oriented debugging waves to the second earphone according to the in-ear state signal, wherein the plurality of first ear-oriented debugging waves respectively correspond to a plurality of frequency points for wireless communication in a one-to-one correspondence; receiving a first earphone configuration instruction sent from the second earphone, wherein the first earphone configuration instruction is generated by the second earphone according to the first ear-oriented debugging waves; and configuring a configuration parameter of an antenna matching element of the first earphone according to the first earphone configuration instruction, to optimize a communication state.
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公开(公告)号：US20160366403A1
公开(公告)日：2016-12-15
申请号：US15010171
申请日：2016-01-29
发明人： Guibin Wang , Jiada Chen
IPC分类号： H04N19/11 , H04N19/593 , H04N19/172 , H04N19/137 , H04N19/149 , H04N19/186 , H04N19/13 , H04N19/96
CPC分类号： H04N19/11 , H04N19/13 , H04N19/137 , H04N19/149 , H04N19/172 , H04N19/186 , H04N19/593 , H04N19/96
摘要： An adaptive Motion JPEG encoding method is disclosed, including: acquiring a video sequence; encoding a current video frame of the video sequence into JPEG format based on a Huffman description table, generating encoded symbols corresponding to the current video frame and counting frequencies of occurrence of the encoded symbols corresponding to the current video frame; and updating the Huffman description table with Canonical Huffman encoding based on the frequencies of occurrence of the encoded symbols corresponding to the current video frame, the updated Huffman description table being used for encoding a next video frame adjacent to the current video frame of the video sequence into JPEG format. The adaptive Motion JPEG encoding method uses the correlation between the Huffman description tables of the adjacent frames to reduce the redundant information between the video frames. An adaptive Motion JPEG encoding system is also disclosed.
摘要翻译： 公开了一种自适应运动JPEG编码方法，包括：获取视频序列; 基于霍夫曼描述表将视频序列的当前视频帧编码为JPEG格式，生成与当前视频帧对应的编码符号，并对与当前视频帧对应的编码符号的出现次数进行计数; 并且基于与当前视频帧对应的编码符号的出现频率，通过Canonical Huffman编码来更新霍夫曼描述表，更新的霍夫曼描述表被用于编码与视频序列的当前视频帧相邻的下一个视频帧 转成JPEG格式。 自适应运动JPEG编码方法使用相邻帧的霍夫曼描述表之间的相关性来减少视频帧之间的冗余信息。 还公开了一种自适应运动JPEG编码系统。
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8.发明公开公开(公告)号：US20240224115A1
公开(公告)日：2024-07-04
申请号：US18608963
申请日：2024-03-19
发明人： Ziming Huang , Haitao Huang , Qiming Zhang , Xiangjun Hu , Guangjun Luo , Jiajun Zhu
IPC分类号： H04W28/04 , H04L1/1607 , H04W28/02
CPC分类号： H04W28/04 , H04L1/1607 , H04W28/0236
摘要： This application discloses a packet loss data error correction method and apparatus in dual-transmit mode, a device, and a system. The method includes: step S100: driving a first Bluetooth playing device to establish an information exchange link with a second Bluetooth playing device; step S200: controlling the first Bluetooth playing device to exchange link information with the second Bluetooth playing device; step S300: controlling the first Bluetooth playing device to receive first current audio data that is sent to the first Bluetooth playing device by an audio source device; step S400: sending a first forwarding request to the second Bluetooth playing device a preset time interval after a local link subevent anchor; and step S500: receiving the first current audio data that is forwarded by the second Bluetooth playing device. It can improve communication quality of dual Bluetooth playing devices.
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9.发明公开公开(公告)号：US20240080134A1
公开(公告)日：2024-03-07
申请号：US18506203
申请日：2023-11-10
发明人： Jiajun Zhu , Haitao Huang , Qiming Zhang , Xiangjun Hu , Guangjun Luo , Ziming Huang , Xin Yu
CPC分类号： H04L1/08 , G06F3/165 , H04L1/0036
摘要： A method, circuit, audio playback device, and system of sending and receiving Bluetooth packet loss data is disclosed. The method includes: step S100, receiving a forwarding request sent by a second audio playback device in a receiving state; step S200, monitoring the retransmission information of an audio source device retransmitting current audio data on Link 1 according to the forwarding request; step S300, determining whether the retransmission information is monitored; step S400, switching from the receiving state to a sending state; and step S500, forwarding the current audio data to the second audio playback device through Link 2 in accordance with the time sequence of the audio source device retransmitting the current audio data. The signal can be provided to the second audio playback device from different locations.
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10.发明申请公开(公告)号：US20210136623A1
公开(公告)日：2021-05-06
申请号：US16903375
申请日：2020-06-16
发明人： Youpan Wang , Xiangjun Hu , Yulin Deng , Lihui Huang
摘要： A method for correcting audio data during dual wireless communication, includes: a first wireless device (102) sequentially receiving a plurality of audio data packets sent by a wireless audio source device (101); a second wireless device (103) sequentially monitoring the plurality of audio data packets sent by the wireless audio source device (101); the second wireless device (103) feeding back information about the audio data packets not been properly monitored by the second wireless device (103) to the first wireless device (102); the first wireless device (102) identifying the audio data packets not been properly monitored by the second wireless device (103) among the plurality of audio data packets; and after receiving the plurality of audio data packets, the first wireless device (102) forwarding the audio data packets not been properly monitored by the second wireless device (103) to the second wireless device (103).
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