Yuhao
Yuhao Chen, Shenzhen CN
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20150244653 | METHODS AND SYSTEMS FOR CREATING AUTO-REPLY MESSAGES - This application discloses a method implemented on a client system for creating an automatic reply (auto-reply) message. The client system obtains content information of a webpage including information concerning a plurality of content items. A graphical user interface is displayed and includes a preview of the webpage including the plurality of content items of the webpage. Then, the auto-reply message is composed in accordance with a user selection of a specific content item of the webpage in the webpage preview, and at least includes corresponding information of the selected content item. The auto-reply message is further associated with one or more predefined keywords according to one or more auto-reply rules, and sent with these predefined keywords to a server system. The server system is configured to return the auto-reply message automatically to a subscriber device in response to a user inquiry including at least one of the predefined keywords. | 08-27-2015 |
20150281138 | KEYWORD BASED AUTOMATIC REPLY GENERATION IN A MESSAGING APPLICATION - The present application discloses a method of generating an automatic reply (auto-reply) message. A server receives a text message directed to a content provider, and obtains content information of a webpage associated with the content provider. The content information of the webpage includes predetermined tags and information concerning content items of the webpage. The server then composes an auto-reply message according to a specific keyword of the text message, and specifically, information of at least one content item is extracted according to an auto-reply rule. The auto-reply rule is included in an auto-reply rule database that further includes a plurality of keywords and the content items of the webpage semantically correlated with the keywords based on the set of predetermined tags. The server then returns the auto-reply message including the information of the at least one content item corresponding to the specific keyword for display on the client device. | 10-01-2015 |
Yuhao He, Beijing CN
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20140039512 | Laparoscopic Gallbladder Extraction Device - A surgical instrument for removing a gallbladder is provided. The surgical instrument includes a handle assembly, an elongated body portion extending distally from the handle assembly, and a capture portion operably mounted on a distal end of the elongated body portion. The capture portion defines a tissue receiving opening when in an open configuration and is configured for receipt through an incision when in the capture portion is in a closed configuration. The capture portion includes at least one sharpened member for cutting tissue received within the tissue receiving opening as the capture portion moves from the open configuration to the closed configuration. Also provided is a method of removing a gallbladder using a surgical instrument. | 02-06-2014 |
Yuhao Luo, Zhejiang CN
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20140062198 | SOLAR PHOTOVOLTAIC THREE-PHASE MICRO-INVERTER AND A SOLAR PHOTOVOLTAIC GENERATION SYSTEM - The invention provides a solar photovoltaic three-phase micro-inverter, comprising DC terminals, connected with three DC photovoltaic assemblies for receiving DC; three single-phase inverter circuits, having DC input terminals connected with the DC photovoltaic assemblies via the terminals, for converting the DC to AC; AC terminals, connected with the AC output terminals of the inverter circuits and a three-phase AC power grid, for outputting the AC generated by the inverter circuits; wherein DC input terminals of each inverter circuit are connected in parallel with each other, and AC output terminals are connected with one phase of the three-phase AC power grid and a neutral wire via the AC terminals. The invention further provides a solar photovoltaic generation system. The invention connects DC sides of three single-phase inverter circuits in parallel, which can simply eliminate ripple power at DC side input terminals in a three-phase micro-inverter. | 03-06-2014 |
20140132076 | SOLAR PHOTOVOLTAIC THREE-PHASE MICRO-INVERTER SYSTEM AND A METHOD FOR IMPROVING THE CONVERSION EFFICIENCY THEREOF - The invention provides a solar photovoltaic three-phase micro-inverter system comprising a plurality of three-phase micro-inverters. Every three of the three-phase micro-inverters form a group and are coupled to a three-phase AC power grid. Each of the three-phase micro-inverters comprises 3 single-phase inverter circuits, each of the single-phase inverter circuits comprises 2 conversion circuits, and each of the conversion circuits corresponds to one phase of the three-phase AC power grid. AC outputs of the same conversion circuits of the three micro-inverters in one group are coupled to three-phase live wires of the three-phase AC power grid respectively. Accordingly, the invention provides a method for improving conversion efficiency of the solar photovoltaic three-phase micro-inverter system. | 05-15-2014 |
20140159763 | SOLAR PHOTOVOLTAIC SYSTEM AND A METHOD FOR ENERGY HARVEST OPTIMIZATION THEREOF AND A METHOD FOR FAULT DETECTION THEREOF - This invention provides a solar photovoltaic system, comprising: a plurality of photovoltaic assemblies, for harvesting solar energy to generate DC currents; a plurality of micro-optimizers having input terminals coupled to the photovoltaic assemblies and having output terminals connected in series with each other, for optimizing output currents and/or output voltages of the photovoltaic assemblies, to generate maximum power; a manager configured to communicate with the plurality of micro-optimizers, for managing operating states of the micro-optimizers; and an inverter coupled to one or more strings of the micro-optimizers, for converting the optimized DC currents into AC currents and outputting the AC currents to a power grid. This invention further provides a method for energy harvest optimization and a method for fault detection of a solar photovoltaic system. | 06-12-2014 |
Yuhao Luo, Jiaxing CN
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20130201730 | Alternating Parallel Fly Back Converter with Alternated Master-Slave Branch Circuits - An alternating parallel flyback converter with alternated master and slave circuit branches is provided. The flyback converter includes a master flyback circuit branch, a slave flyback circuit branch connected with the master flyback circuit branch in parallel, and a controller. The controller controls the operation of each of the flyback circuit branches based on the current and the voltage at the output terminal of the flyback converter. The master flyback circuit branch operates continuously while the slave flyback circuit branch only operates when the output power of the flyback converter is higher than a threshold. The master flyback circuit branch and the slave flyback circuit branch are periodically alternated, and in particular, through zero crossing of the power. With the flyback converter of the present invention, the reliability and the service life of the converter can be improved. | 08-08-2013 |
20130334888 | SOLAR PHOTOVOLTAIC THREE-PHASE MICRO-INVERTER AND SOLAR PHOTOVOLTAIC POWER GENERATION SYSTEM - A solar photovoltaic three-phase micro-inverter comprises: DC terminals, coupled with three DC photovoltaic assemblies adjacent to each other; three single-phase inverter circuits having input terminals coupled respectively with the three DC photovoltaic assemblies via the DC terminals, for converting the DC currents generated by the three DC photovoltaic assemblies to AC currents, respectively; AC terminals coupled with a three-phase AC power grid; wherein output terminals of each single-phase inverter circuit are coupled respectively with a neutral wire and one of the three phases of the three-phase AC power grid. A solar photovoltaic power generation system is also provided. The three single-phase inverter circuits can be integrated as above Because the three DC photovoltaic assemblies on one three-phase micro-inverter are disposed adjacently and have similar environment conditions, such as illumination, temperature, etc., the three-phase AC current can be well balanced. | 12-19-2013 |
Yuhao Ma, Zhangjiagang CN
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20150329479 | Process for the production of aminopropylmethylethanolamine - A new process for the production of APMMEA (aminopropylmethylethanolamine) is proposed. This process comprises at least 2 steps in which MEAPN (monomethylethanolaminopropionitrile) is first produced from MMEA (monomethylethanol amine) and ACN (acrylonitrile) and then said MEAPN is hydrogenated to obtain the corresponding amine, the APMMEA compound. APMMEA may be then eventually purified by several known process, notably by distillation. | 11-19-2015 |
Yuhao Zhang, Cambridge, MA US
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20140346615 | ENHANCEMENT-MODE TRANSISTORS WITH INCREASED THRESHOLD VOLTAGE - A field effect transistor that has a source, a drain, a gate, a semiconductor region, and a dielectric region. The dielectric region is located between the semiconductor region and the gate. Negatively charged ions are located within the dielectric layer underneath the gate. | 11-27-2014 |
20150270356 | VERTICAL NITRIDE SEMICONDUCTOR DEVICE - A vertical semiconductor device and a method of forming the same. A vertical semiconductor device has a substrate that includes a first material, a first electrode below the substrate, and at least one semiconductor region. The at least one semiconductor region includes a second material different from the first material. The second material is a III-nitride semiconductor material. The at least one semiconductor region is formed over the substrate. The vertical semiconductor device also has a second electrode over the at least one semiconductor region. | 09-24-2015 |
Yuhao Zhu, Nanjing, Jiangsu CN
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20150359126 | Fastening Device and Fastening Method - A fastening device and fastening method for fastening a distribution box control panel to a distribution box, the fastening device comprising a push block, a biasing member, a shell, and a locking member sleeved in the shell, wherein the method utilizes the biasing force of the biasing member to fasten the device, and utilizes the elasticity of the locking member having a bending structure to realize assembly and disassembly, where a user can conveniently assemble the device with hand alone, i.e., during assembly, the fastening device is pushed in along a notch in the distribution box control panel and then pressed tightly, and during disassembly, the fastening device can be pushed out after the locking member is pressed such that in comparison to a screw fastening method, the fastening device of the present invention provides a constant fastening force, thus realizing more stable and reliable fastening. | 12-10-2015 |