Patents by Inventor Yao Hui
Yao Hui has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240089661Abstract: A multifunctional sounding device is provided, including a housing, a sounding unit, and a motor assembly including a coil unit fixed to the housing. The sounding unit includes a basin frame, a vibration system and a magnetic circuit system, the vibration system is driven by the magnetic circuit system to vibrate in a first direction, the magnetic circuit system is elastically connected to the housing through elastic arms and has a through hole at a central position. The motor assembly is accommodated in the through hole, and the coil unit is spaced apart from the magnetic circuit system and drives the magnetic circuit system to vibrate in a second direction. The multifunctional sounding device has a small overall thickness and size, a strong driving force of the motor assembly and a small influence on the driving force of the magnetic circuit system, and excellent acoustic and vibration performance.Type: ApplicationFiled: December 30, 2022Publication date: March 14, 2024Inventors: Yao Hui, Jiujian Liu
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Patent number: 11910175Abstract: The present invention provides a speaker, including a frame with a containment space, a magnetic circuit system and a vibration system. The vibration system includes a vibration diaphragm. The diaphragm includes a dome and a suspension. The suspension includes a first fixed part, a suspension part, and a second fixed part extending away from the first fixed part from the outer edge of suspension part. The suspension part includes two short axle parts, two long axle parts, and a corner part connecting adjacent short axle parts and long axle parts. The vibration diaphragm includes a reinforcement assembly connected to the corner part and connected to the first fixed part and the second fixed part at both ends. By virtue of reinforcement assembly at the corner part of the suspension, the speaker can obtain better acoustic performance.Type: GrantFiled: August 4, 2022Date of Patent: February 20, 2024Assignee: AAC Microtech (Changzhou) Co., Ltd.Inventors: Xingchi Chen, Weimin Chen, Yao Hui
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Publication number: 20240056728Abstract: The present invention provides a speaker box including a housing, a sound unit and a magnetic circuit coupling valve. The sound unit includes a bracket, a vibration system and a magnetic circuit system including a secondary magnet. The housing includes a bottom cover having leakage holes. The magnetic circuit coupling valve is accommodated in a rear cavity and includes a support, a negative stiffness diaphragm and a coil. The negative stiffness diaphragm faces to the leakage holes. The coil receives an external control signal and generates an electromagnetic field with the secondary magnet to drive the negative stiffness diaphragm to seal the leakage holes, or make the leakage holes open, or make the leakage holes partially open or closed. Compared with a related technology, the speaker box has fine acoustic performance and is able to accurately control communication of a rear cavity with the outside.Type: ApplicationFiled: December 28, 2022Publication date: February 15, 2024Inventors: Yao Hui, Yufen Chu, Jiujian Liu, Weimin Chen
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Publication number: 20230247363Abstract: The present invention discloses a micro speaker, including a frame with a containment space, a magnetic circuit system and a vibration system accommodated in the containment space. The vibration system includes a first diaphragm, a dome skeleton fixed to the first diaphragm, and a voice coil fixed on the dome skeleton. A welding plate structure is fixed on the dome skeleton, and a first circuit board and a second circuit board fixed to the frame respectively. The first diaphragm includes a first diaphragm area and a second diaphragm area. The thickness of the first diaphragm area is greater than the thickness of the second diaphragm area. The local thickening material is adopted to avoid the problem of speaker rigidity asymmetry caused by unbalanced heat distribution, so as to realize the stable operation of the speaker, and the manufacturing process is simple.Type: ApplicationFiled: August 4, 2022Publication date: August 3, 2023Inventors: Xingchi Chen, Weimin Chen, Yao Hui
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Publication number: 20230209272Abstract: The present invention provides a micro speaker, including a frame with a containment space, and a magnetic circuit system and a vibration system contained in the containment space. The vibration system includes a first diaphragm, a circuit board, a skeleton, and a voice coil. The micro speaker further includes a welding plate structure and a balance component. The voice coil includes a lead wire electrically connected with the welding plate structure. By setting the balance component on the skeleton, the present invention can keep the weight balance at both ends of the skeleton, so as to ensure that the skeleton will not sway when the vibration system is working, so that the vibration of the skeleton is stable and the sound quality is improved.Type: ApplicationFiled: August 4, 2022Publication date: June 29, 2023Inventors: Yao Hui, Xingchi Chen, Weimin Chen
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Publication number: 20230209270Abstract: The present invention provides a speaker, including a frame with a containment space, a magnetic circuit system and a vibration system. The vibration system includes a vibration diaphragm. The diaphragm includes a dome and a suspension. The suspension includes a first fixed part, a suspension part, and a second fixed part extending away from the first fixed part from the outer edge of suspension part. The suspension part includes two short axle parts, two long axle parts, and a corner part connecting adjacent short axle parts and long axle parts. The vibration diaphragm includes a reinforcement assembly connected to the corner part and connected to the first fixed part and the second fixed part at both ends. By virtue of reinforcement assembly at the corner part of the suspension, the speaker can obtain better acoustic performance.Type: ApplicationFiled: August 4, 2022Publication date: June 29, 2023Inventors: Xingchi Chen, Weimin Chen, Yao Hui
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Patent number: 11618114Abstract: A spindle device is mountable with a tool holder, and includes a rotating spindle rotatably mounted to a spindle main body and extending axially to have an axial end surface. A contactless power transmission module is disposed on a flange end surface of the spindle main body and an outer peripheral wall of the rotating spindle for supplying power. An electrically connecting module includes two conductive units each disposed in the rotating spindle and electrically connected with the power transmission module. Each conductive unit has an electrically conductive post extending axially and exposed from the axial end surface for conducting the power to the tool holder.Type: GrantFiled: April 15, 2020Date of Patent: April 4, 2023Assignee: ANDERSON INDUSTRIAL CORP.Inventors: Yao-Hui Chen, Yu-Shih Chen, Ming-Che Lee
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Publication number: 20220385245Abstract: A radio frequency (RF) amplifier and a bias circuit are provided. The RF amplifier includes an amplifier, a first inductive-capacitive resonance circuit, and a first bias circuit. The amplifier includes an input terminal configured to receive an incoming RF signal through a first RF path. The first inductive-capacitive resonance circuit includes a first terminal coupled to a first reference voltage. A second terminal of the first inductive-capacitive resonance circuit is coupled to the first RF path. In response to the first reference voltage being at a first reference level, the RF amplifier is enabled; in response to the first reference voltage being at a second reference level, the RF amplifier is disabled. The first bias circuit includes a first terminal configured to be coupled to the first reference voltage and a second terminal coupled to the input terminal of the amplifier to provide a first direct current (DC) component.Type: ApplicationFiled: September 14, 2021Publication date: December 1, 2022Applicant: RichWave Technology Corp.Inventors: Shun-Nan Tai, Yao Hui Chiang
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Patent number: 11483659Abstract: The present invention discloses a speaker device. The speaker device comprises a speaker box, a heat source, and a heat conducting member; the speaker box comprises a housing, a speaker, a sound-guiding channel, and a heat conducting plate; the speaker includes a diaphragm, the first receiving space is divided into a front sounding chamber and a back chamber, and the sound-guiding channel communicates the front sounding chamber with the outside and forms a front chamber together with the front sounding chamber; the housing having an opening penetrating therethrough, the opening communicates with the front chamber, and the heat conducting plate covers on the opening, an adjusting hole penetrates through the housing and communicates with the back chamber; an valve covers on the adjusting hole and a controller for outputting a control signal to control the valve to open or to close.Type: GrantFiled: August 19, 2020Date of Patent: October 25, 2022Assignee: AAC Technologies Pte. Ltd.Inventors: Shasha Xu, Yao Hui, Zhe Zhang, Dijiang Tong, Jun Wu
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Patent number: 11202154Abstract: The present invention provides a speaker having a vibrating system and a magnetic circuit system for driving the vibrating system to vibrate and sound. The magnetic circuit system has magnetic gap. The vibrating system includes vibrating assembly and voice coil assembly connected to the vibrating assembly, the voice coil assembly is inserted into the magnetic gap. The magnetic circuit system has a magnetic line concentrating area in the magnetic gap. The voice coil assembly includes a first voice coil connected to the vibrating assembly and a second voice coil arranged on the first voice coil at a side away from the vibrating assembly. if in the magnetic line concentrating area locates only the first voice coil, an electric signal is input only to the first voice coil; if in the magnetic line concentrating area locates only the second voice coil, electric signal is input only to the second voice coil.Type: GrantFiled: July 21, 2020Date of Patent: December 14, 2021Assignee: AAC Technologies Pte. Ltd.Inventors: Kaitai Pan, Xingzhi Huang, Chao Wang, Bin Xu, Henglizi Zhang, Lijian Ye, Yao Hui, Feng Shan, Zijie Zhang
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Patent number: 11112278Abstract: An optical encoder includes an encoding disk and an optical detector disposed to correspond to the encoding disk. The optical detector includes a plurality of optical sensors arranged to form an optical sensor array. The optical detector is provided to receive light. The optical detector includes at least one optical sensor arranged to form at least one sensor array. The width of the sensor array corresponds to an interpolation period of the optical encoder.Type: GrantFiled: May 20, 2020Date of Patent: September 7, 2021Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Ying-Che Lo, Ming-Chieh Chou, Yao-Hui Lee, Yi-Cheng Chen
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Publication number: 20210213576Abstract: A spindle device is mountable with a tool holder, and includes a rotating spindle rotatably mounted to a spindle main body and extending axially to have an axial end surface. A contactless power transmission module is disposed on a flange end surface of the spindle main body and an outer peripheral wall of the rotating spindle for supplying power. An electrically connecting module includes two conductive units each disposed in the rotating spindle and electrically connected with the power transmission module. Each conductive unit has an electrically conductive post extending axially and exposed from the axial end surface for conducting the power to the tool holder.Type: ApplicationFiled: April 15, 2020Publication date: July 15, 2021Inventors: Yao-Hui CHEN, Yu-Shih CHEN, Ming-Che LEE
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Publication number: 20210199474Abstract: An optical encoder includes an encoding disk and an optical detector disposed to correspond to the encoding disk. The optical detector includes a plurality of optical sensors arranged to form an optical sensor array. The optical detector is provided to receive light. The optical detector includes at least one optical sensor arranged to form at least one sensor array. The width of the sensor array corresponds to an interpolation period of the optical encoder.Type: ApplicationFiled: May 20, 2020Publication date: July 1, 2021Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Ying-Che LO, Ming-Chieh CHOU, Yao-Hui LEE, Yi-Cheng CHEN
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Publication number: 20210112342Abstract: The present invention discloses a speaker device. The speaker device comprises a speaker box, a heat source, and a heat conducting member; the speaker box comprises a housing, a speaker, a sound-guiding channel, and a heat conducting plate; the speaker includes a diaphragm, the first receiving space is divided into a front sounding chamber and a back chamber, and the sound-guiding channel communicates the front sounding chamber with the outside and forms a front chamber together with the front sounding chamber; the housing having an opening penetrating therethrough, the opening communicates with the front chamber, and the heat conducting plate covers on the opening, an adjusting hole penetrates through the housing and communicates with the back chamber; an valve covers on the adjusting hole and a controller for outputting a control signal to control the valve to open or to close.Type: ApplicationFiled: August 19, 2020Publication date: April 15, 2021Inventors: Shasha Xu, Yao Hui, Zhe Zhang, Dijiang Tong, Jun Wu
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Publication number: 20210029464Abstract: The present invention provides a speaker having a vibrating system and a magnetic circuit system for driving the vibrating system to vibrate and sound. The magnetic circuit system has magnetic gap. The vibrating system includes vibrating assembly and voice coil assembly connected to the vibrating assembly, the voice coil assembly is inserted into the magnetic gap. The magnetic circuit system has a magnetic line concentrating area in the magnetic gap. The voice coil assembly includes a first voice coil connected to the vibrating assembly and a second voice coil arranged on the first voice coil at a side away from the vibrating assembly. if in the magnetic line concentrating area locates only the first voice coil, an electric signal is input only to the first voice coil; if in the magnetic line concentrating area locates only the second voice coil, electric signal is input only to the second voice coil.Type: ApplicationFiled: July 21, 2020Publication date: January 28, 2021Inventors: Kaitai Pan, Xingzhi Huang, Chao Wang, Bin Xu, Henglizi Zhang, Lijian Ye, Yao Hui, Feng Shan, Zijie Zhang
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Patent number: 10895741Abstract: An ultra-wide head-up display system and a display method thereof are provided. An ultra-wide image displayed by the ultra-wide head up display system is divided into independent head-up display images, an information type of each of the head-up display images is dynamically switched according to a usage status of a vehicle, each of the head-up display images is displayed in a corresponding outer frame, and each of the outer frames is formed by a display region not displaying an image.Type: GrantFiled: July 5, 2018Date of Patent: January 19, 2021Assignee: Industrial Technology Research InstituteInventors: Ming-Chieh Chou, Yi-Cheng Chen, Yao-Hui Lee, Kuo-Chih Wang, Yu-Chieh Hsiao
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Patent number: 10882767Abstract: A method for removing ammonia nitrogen in an aqueous solution is provided in the present invention. The method includes performing an electrolysis reaction using an electrolysis device, such that the ammonia nitrogen is converted into nitrogen gas, nitrate or nitrite. The electrolysis device includes an anode including metal nickel, nickel hydroxide or nickel oxyhydroxide, and a cathode including metal copper. The method has high selectivity of converting the ammonia nitrogen into the nitrogen gas.Type: GrantFiled: December 18, 2018Date of Patent: January 5, 2021Assignee: National Sun Yat-Sen UniversityInventors: Yu-Jen Shih, Chin-Pao Huang, Yao-Hui Huang
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Patent number: 10850997Abstract: A method of boron-contained wastewater treatment includes the following steps. Pretreatment: Mix a boron-contained wastewater with hydrogen peroxide for reaction at pH 8-12. Precipitation: Add n moles of barium compound into the pretreated boron-contained wastewater to provide perborate precipitation at pH 8.5-12. The number n is obtained from an equation of n=([B]*a+[NO3]*0.01+[F]*0.01+[CO3]*1+[SO4]*1)*V wherein a is ranged from 0.6-0.9. [B], [NO3], [F], [CO3], and [SO4] are molarities of boron, nitrate ion, fluoride ion, carbonate ion, and sulfate ion of the boron-container wastewater. V is the volume of the boron-container wastewater. A fluidized bed reactor is used.Type: GrantFiled: October 31, 2018Date of Patent: December 1, 2020Assignee: NATIONAL CHENG KUNG UNIVERSITYInventor: Yao-Hui Huang
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Publication number: 20200189940Abstract: A method for removing ammonia nitrogen in an aqueous solution is provided in the present invention. The method includes performing an electrolysis reaction using an electrolysis device, such that the ammonia nitrogen is converted into nitrogen gas, nitrate or nitrite. The electrolysis device includes an anode including metal nickel, nickel hydroxide or nickel oxyhydroxide, and a cathode including metal copper. The method has high selectivity of converting the ammonia nitrogen into the nitrogen gas.Type: ApplicationFiled: December 18, 2018Publication date: June 18, 2020Inventors: Yu-Jen Shih, Chin-Pao Huang, Yao-Hui Huang
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Publication number: 20200131062Abstract: A method of boron-contained wastewater treatment includes the following steps. Pretreatment: Mix a boron-contained wastewater with hydrogen peroxide for reaction at pH 8-12. Precipitation: Add n moles of barium compound into the pretreated boron-contained wastewater to provide perborate precipitation at pH 8.5-12. The number n is obtained from an equation of n=([B]*a+[NO3]*0.01+[F]*0.01+[CO3]*1+[SO4]*1)*V wherein a is ranged from 0.6-0.9. [B], [NO3], [F], [CO3], and [SO4] are molarities of boron, nitrate ion, fluoride ion, carbonate ion, and sulfate ion of the boron-container wastewater. V is the volume of the boron-container wastewater. A fluidized bed reactor is used.Type: ApplicationFiled: October 31, 2018Publication date: April 30, 2020Inventor: Yao-Hui HUANG