General Electric Company

Huawei Technologies Co., Limited

Semiconductor Manufacturing International (shanghai) Corporation

Semiconductor Manufacturing International (beijing) Corporation

Other

Baoshan Iron & Steel Co., Ltd.

Semiconductor Manufacturing International Corp.

Qu, Bingjun

Wei Xiong

Qiang Wu

Xiongzhe Huang

Xuan Li

Feng Li

Li Ping Wang

Timothy Chen

Bruce Richard Roberts

Bin Lu

Bo Han

Li Wang

Danian Zheng

Fan Fan

Xin Liu

Biao Qi

Wenxin Wu

Yulong Li

Yong Zhong

Cunshou Qiu

Jianjun Zhi

Jianxiong Yu

Guangkui Hu

Tao Tian

Zhipeng Chen

Weijun Feng

Weibin Chen

Zhiping Kuang

Xiao Jing

Bingjun Qu

Tianxiang Cao

Zhenxia Gui

Jun Zhang

Wei Wang

A headset has at least two functions of an active noise control (ANC) function, an ambient sound hear through (HT) function, or an augment hearing (AH) function. The headset includes a first microphone and a second microphone. The first microphone is configured to collect a first signal. The first signal indicates a sound in a current external environment. The second microphone is configured to collect a second signal. The second signal indicates an ambient sound in an ear canal of a user wearing the headset. The headset can be a left earphone or a right earphone. Processing modes or processing strengths of the left earphone and the right earphone may be the same or different. The headset obtains a target mode based on a scene type of the current external environment; and obtains a second audio signal based on the target mode, the first signal, and the second signal.

Headset noise processing method, apparatus, and headset

A stereo sound pickup method and apparatus, a terminal device, and a computer-readable storage medium. The method includes configuring a terminal device to record a video, wherein the terminal device comprises a plurality of microphones, configuring the plurality of microphones to capture a sound, and forming a stereo beam based on the captured sound. The stereo beam is related to a video recording scenario of the terminal device, and the video recording scenario includes a posture of the terminal device and usage of a camera, the posture includes that the terminal device is in a landscape mode or a portrait mode, and the usage of the camera includes that a rear-facing camera is used or a front-facing camera is used.

Stereo sound pickup method and apparatus, terminal device, and computer-readable storage medium

A substrate surface defect detection device includes an optical waveguide for receiving first light and directing the received first light to a surface of a to be tested substrate, the optical waveguide having a first surface facing toward the substrate and a second surface facing away from the substrate, a microlens array disposed on the second surface of the optical waveguide, the microlens array including a plurality of microlenses arranged in an array for receiving second light from the surface of the to be tested substrate and converging the received second light to converged light, and an imaging component for receiving the converged light from the at least one microlens array for optical imaging. The substrate surface defect detection device requires significantly less time than conventional substrate surface defect detection devices.

Defect inspection method and apparatus using micro lens matrix

A high-formability and super-strength cold-rolled steel sheet and a manufacturing method thereof. The weight percentage of its components is: C 0.15-0.25%, Si 1.00-2.00%, Mn 1.50-3.00%, P&#x2264;0.015%, S&#x2264;0.012%, Al 0.03-0.06%, N&#x2264;0.008%, and the rest are Fe and inevitable impurities. The manufacturing method comprises the following steps: 1) smelting and casting; 2) heating to 1170&#x2dc;1230&#xb0; C. and performing thermal insulation; 3) performing hot rolling, the finish rolling temperature being 880&#xb1;30&#xb0; C., and coiling at 550&#x2dc;650&#xb0; C.; and 4) performing acid washing, cold rolling, and annealing, the cold rolling reduction being 40-60%, annealing at 860-920&#xb0; C., and performing slow cooling to 690-750&#xb0; C. with the cooling rate of 3&#x2dc;10&#xb0; C./s; performing rapid cooling at 240&#x2dc;320&#xb0; C., with the cooling speed &#x2265;50&#xb0; C./s, then heating to 360&#x2dc;460&#xb0; C., and performing thermal insulation for 100&#x2dc;500 s to cool to the room temperature at last. Finally, a high-formability, low-rebound property and super-strength cold-rolled steel sheet with the yield strength of 600&#x2dc;900 MPa, the tensile strength of 980&#x2dc;1150 MPa, the elongation of 17&#x2dc;25% is obtained.

High-formability and super-strength cold-rolled steel sheet

A method of operating a wind turbine is provided. The wind turbine includes a rotor that is rotatably coupled to a generator that is positioned within a nacelle. The rotor includes one or more rotor blades that are coupled to a hub. The method includes transmitting, from a first sensor to a control system, at least a first monitoring signal indicative of a first wind condition at a first distance from the wind turbine. A second sensor transmits at least a second monitoring signal that is indicative of a second wind condition at a second distance from the wind turbine that is longer than the first distance to the control system. The control system calculates a wind turbine operating command based at least in part on the first monitoring signal and the second monitoring signal. One or more wind turbine components are operated based on the calculated wind turbine operating command.

System and methods for controlling wind turbine

This invention relates to a refuse landfill leachate wastewater treatment system comprising a collection well, an adjustment tank, a filter, a comprehensive treatment system having a multi-stage anoxic/aerobic pool and a membrane biological reactor. The process of treatment is: waste water enters a adjustment tanke in which water quality and quantity are adjusted; subsequently, enters a filter, the water discharged from the filter and enters a comprehensive treatment system having a multi-stage anoxic/aerobic pool and a membrane biological reactor, wherein waster water is bio-chemically treated to remove the organic substances, nitrogen and ammonia, and then the wastewater is discharged into a catalyzed oxidation tower; the organic substance in waste water is oxidized on effect of ozone and under the existing catalyst function and then the biochemical capacity thereof is enhanced; and then the catalyzed and oxidized waste water enters carbon filter pool, the remaining contaminated matter can be further removed by degradation of the anoxic oxidation of the biological membrane on the packing material in pool, then the output water meets the requirement of National Standard or other relevant industrial standards.

Refuse landfill leachate wastewater treatment system and technology

A wind turbine blade has a suction side surface and a pressure side surface. A plurality of dynamic vortex elements are formed on at least one of the suction side or the pressure side surfaces. The vortex elements are activatable between a first retracted position that is inwardly recessed relative to a neutral plane of the surface on which they are formed and a second extended position that is outwardly protruding relative to the neutral plane of the surface.

Wind turbine blades with controllable aerodynamic vortex elements

A system and method of providing noise control for a wind turbine are provided. The system includes at least one blade operably mounted on a wind turbine, and one or more sensors for receiving one or more signals relating to an operating characteristic of the wind turbine. A controller is configured for evaluating the signals to determine if they are outside a predetermined range. The system is configured to adjust operating characteristics and/or generate alarms if the signals are outside a predetermined range. The method includes the steps of receiving one or more signals from one or more sensors, determining if the signals are outside a predetermined range, and adjusting an operating parameter of the wind turbine or generating an alarm in response to the signals received from the sensors. The operating parameter can be adjusted to alter the amount of noise generated by the wind turbine.

System and method for wind turbine noise control and damage detection

A control system for a wind turbine having a tower, a generator, and at least one rotor blade. The control system includes a sensor configured to measure an angle of inclination of the tower with respect to a surface, at least one pitch assembly configured to adjust a pitch angle of the rotor blade, and a controller configured to control at least one of the pitch assembly and the generator based on the measured angle of inclination.

Method and system for controlling a wind turbine

The embodiment disclosed herein relates to systems and methods to provide improvements to power delivery systems employed with lamps in general and fluorescent lamps in particular. In accordance with one exemplary embodiment, cathode current is controlled to a maximum level to quickly bring the cathode temperature up to thermionic emission temperature. After lamp ignition, a cathode voltage reduction circuit is employed to reduce voltage of the external cathode heating. Power is supplied to a power factor correction circuit via an IC, in accordance with a second exemplary embodiment. Finally, a third disclosed embodiment addresses desensitizing the lamp from various deleterious parasitic capacitive effects associated with the power delivery to one or more lamps.

Method of controlling cathode voltage with low lamp's arc current

Growing community of inventors

Shanghai, China

Wei Xiong