Patents by Inventor Yanfeng Zhang
Yanfeng Zhang 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: 20140293865Abstract: A method for delivering dynamically updated evacuation information to mobile communication devices (121-12n) users commences by first dynamically updating evacuation information associated with a building premises and storing such information for retrieval. A building premise undergoes monitoring to detect an emergency condition, for example fire, earthquake or the like. In response to an emergency condition, the stored evacuation information is retrieved and then multicasted to mobile communication devices on a common Internet Protocol (IP) address over a wireless network.Type: ApplicationFiled: November 14, 2011Publication date: October 2, 2014Applicant: Thomson LicensingInventors: Yuntao Shi, ZhiGang Zhang, YanFeng Zhang, Xiaojun Ma
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Publication number: 20140290246Abstract: Solar and steam hybrid power generation system including a solar steam generator, an external steam regulator, a turboset, and a power generator. A steam outlet end of the solar steam generator is connected to a steam inlet of the turboset. A steam outlet end of the external steam regulator is connected to the steam inlet of the turboset. A steam outlet of the turboset is connected to the input end of a condenser, and the output end of the condenser is connected to the input end of a deaerator. The output end of the deaerator is connected to the input end of a water feed pump. The output end of the water feed pump is connected to a circulating water input end of the solar steam generator. The output end of the water feed pump is connected to a water-return bypass of the external steam.Type: ApplicationFiled: June 11, 2014Publication date: October 2, 2014Inventors: Yilong CHEN, Qingping YANG, Yanfeng ZHANG
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Publication number: 20140256535Abstract: A cobalt-based nano catalyst including a metal combination as a core and a porous material as a shell. The metal combination includes a first metal component Co, a second metal component selected from Ce, La, and Zr, and a third metal component selected from Pt, Ru, Rh, and Re. The catalyst includes between 10 and 35 wt. % of the first metal component, between 0.5 and 10 wt. % of the second metal component, between 0.02 and 2 wt. % of the third metal component, and a carrier. The carrier is a porous material such as nano silica or alumina. The carrier is in the shape of a spheroid, has a pore size of between 1 and 20 nm and a specific area of between 300 and 500 m2/g. The active component of the catalyst has a particle size of between 0.5 and 20 nm.Type: ApplicationFiled: May 23, 2014Publication date: September 11, 2014Applicant: WUHAN KAIDI ENGINEERING TECHNOLOGY RESEARCH NSTITUTE CO., LTD.Inventors: Zhangjian FANG, Yilong CHEN, Yanfeng ZHANG, Xiaodong ZHAN, Yongjie XUE, Leiming TAO
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Publication number: 20140200279Abstract: A catalyst for methanation of carbon dioxide. The catalyst is formed by mixing ash from a biomass power plant with a nickel compound and calcining the resulting mixture. The catalyst formed by calcination includes between 2 and 20 wt. % of nickel.Type: ApplicationFiled: April 1, 2014Publication date: July 17, 2014Applicant: WUHAN KAIDI ENGINEERING TECHNOLOGY RESEARCH INSTITUTE CO., LTD.Inventors: Zhilong WANG, Yanfeng ZHANG, Yilong CHEN, Yongjie XUE, Leiming TAO, Zhixiang LUO, Xingcai ZHENG
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Publication number: 20140189042Abstract: Its provided a method for publishing content relating to a video being displayed on a first device, using a control device in communication with the first device via a wired or wireless connection. At the side of the control device, the method comprises the steps of sending a command for capturing to the first device for generating at least one picture or video clip from video data cached by the first device; receiving the at least one picture or video clip from the first device; presenting the at least one picture or video clip for the user to choose the content to publish; and sending the content for publication to a destination.Type: ApplicationFiled: September 1, 2011Publication date: July 3, 2014Applicant: Thomson LicensingInventors: Jianfeng Chen, Xiaojun Ma, Yanfeng Zhang
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Publication number: 20140171480Abstract: The present invention relates to polymorphic forms of a compound of formula A: This compound is useful as a glucagon receptor antagonist and serves as a pharmaceutically active ingredient for the treatment of type 2 diabetes and related conditions, such as hyperglycemia, obesity, dyslipidemia, and the metabolic syndrome. Hydrates, hemihydrates, anhydrates and similar polymorphic forms are included.Type: ApplicationFiled: February 21, 2014Publication date: June 19, 2014Applicant: Merck Sharp & Dohme Corp.Inventors: John Y. L. Chung, Yanfeng Zhang, Laura Artino, Aaron S. Cote, Donal Desmond, Jeremy Scott, Yekaterina Vaynshteyn
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Patent number: 8697740Abstract: The present invention relates to polymorphic forms of a compound of formula A: This compound is useful as a glucagon receptor antagonist and serves as a pharmaceutically active ingredient for the treatment of type 2 diabetes and related conditions, such as hyperglycemia, obesity, dyslipidemia, and the metabolic syndrome. Hydrates, hemihydrates, anhydrates and similar polymorphic forms are included.Type: GrantFiled: January 8, 2010Date of Patent: April 15, 2014Assignee: Merck Sharp & Dohme Corp.Inventors: John Y. L. Chung, Yanfeng Zhang, Laura Artino, Jennifer Baxter, Aaron S. Cote, Yekaterina Vaynshteyn, Donal Desmond, Jeremy Scott
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Patent number: 8679227Abstract: The present invention provides methods for making improved zeolite and crystalline silicoaluminophosphate (SAPO) membranes, in particular SAPO-34 membranes, on a porous support through improved removal of the organic structure-directing templating agent. A calcining step is performed in an oxygen free atmosphere, such as under a vacuum or inert gas, to remove the organic templating agent. By removing the templating agent in the absence of oxygen, the calcination step can remove a greater amount of the templating agent than comparable template removal steps conducted in the presence of oxygen and the calcination step can be conducted at significantly lower temperatures. The membranes of the present invention provide increased permeance while maintaining comparable selectivity for gas separations, particularly carbon dioxide (CO2) and methane (CH4) separations and separations at high temperatures.Type: GrantFiled: April 28, 2011Date of Patent: March 25, 2014Assignee: The Regents of the University of ColoradoInventors: John L. Falconer, Richard D. Noble, Begum Tokay, Yanfeng Zhang
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Publication number: 20140080884Abstract: Novel crystalline forms of (2R,3S,5R)-2-(2,5-Difluorophenyl)-5-[2-(methylsulfonyl)-2,6-dihydropyrrolo[3,4-c]pyrazol-5(4H)-yl]tetrahydro-2H-pyran-3-amine are potent inhibitors of dipeptidyl peptidase-IV and are useful for the treatment of non-insulin dependent (Type 2) diabetes mellitus. The invention also relates to pharmaceutical compositions containing these novel forms, processes to prepare these forms and their pharmaceutical compositions as well as uses thereof for the treatment of Type 2 diabetes.Type: ApplicationFiled: June 25, 2012Publication date: March 20, 2014Applicants: Merck Sharp & Dohme Ltd., Merck Sharp & Dohme Corp.Inventors: Itzia Arroyo, Davida Krueger, Ping Chen, Aaron Moment, Tesfaye Biftu, Faye Sheen, Yanfeng Zhang
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Publication number: 20140047831Abstract: A dish-type Stirling solar generator capable of running continuously day and night, including a dish-type Stirling solar generating set. The dish-type Stirling solar generating set includes a combustor, a position adjustment mechanism, and a bracket. The combustor includes an opening. The position adjustment mechanism is capable of adjusting the opening of the combustor to align or deviate from a heat receiver of the dish-type Stirling solar generating set. The position adjustment mechanism is disposed on the bracket of the dish-type Stirling solar generating set. The combustor is disposed on the position adjustment mechanism. A fuel supply system of the combustor is connected to the combustor via a main switch valve, a branch switch valve, a regulating valve, and a flexible conveying pipe.Type: ApplicationFiled: October 24, 2013Publication date: February 20, 2014Applicant: Wuhan Kaidi Engineering Technology Research Institute Co., Ltd.Inventors: Yilong CHEN, Qingping YANG, Yanfeng ZHANG
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Publication number: 20140026473Abstract: A method for supplying heat energy and carbon dioxide for vegetables and/or algae production using exhaust gas. The method includes: 1) introducing the exhaust gas to a primary heat exchanger to conduct a first indirect heat exchange between the exhaust gas and air from a vegetable greenhouse and/or an algae culturing house whereby providing hot air for the vegetable greenhouse and/or the algae culturing house; 2) introducing part of the exhaust gas after the first indirect heat exchange to a secondary heat exchanger to conduct a second indirect heat exchange between the exhaust gas and outdoor air; 3) introducing the exhaust gas to a CO2 pressure swing adsorption device, separating and pumping carbon dioxide to a carbon dioxide storage tank for storage; and 4) supplying the carbon dioxide to the vegetable greenhouse and/or a carbon-absorption tank of the algae culturing house.Type: ApplicationFiled: September 28, 2013Publication date: January 30, 2014Applicant: Sunshine Kaidi New Energy Group Co., Ltd.Inventors: Yilong CHEN, Shuchuan HU, Yanfeng ZHANG
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Publication number: 20130289143Abstract: A method for preparing high-temperature, active particle-containing steam. The method includes: 1) preparing steam; selecting one or several non-oxidizing gases as a working gas; ionizing the working gas into a plasma working medium by using a plasma generator; and 2) injecting the plasma working medium into a high-temperature steam generator to form high-temperature ionized environment while introducing the steam into the high-temperature steam generator for allowing the steam to contact with the plasma working medium so that the steam is heated and activated to form active particle-containing steam. A device for preparing the high-temperature, active particle-containing steam is also provided.Type: ApplicationFiled: June 28, 2013Publication date: October 31, 2013Inventors: Yilong CHEN, Yanfeng ZHANG, Minxia CAO, Hong LI
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Publication number: 20130230442Abstract: A method for collecting carbon dioxide from flue gas. The method includes: 1) mixing an aqueous solution of sodium carbonate with an amino alcohol activator to yield a CO2 absorbent; spraying the CO2 absorbent into the flue gas to produce a sodium bicarbonate slurry; 2) thermally decomposing the sodium bicarbonate slurry to produce a highly concentrated CO2 gas and an aqueous solution of sodium carbonate; 3) returning the aqueous solution of sodium carbonate to step 1) to form the CO2 absorbent for recycling; 4) cooling the highly concentrated CO2 gas for condensing hot water vapor therein; 5) carrying out gas-liquid separation on the highly concentrated CO2 gas, removing condensed water to yield highly purified CO2 gas; and 6) drying, compressing, and condensing the highly purified CO2 gas. An apparatus for collecting carbon dioxide from flue gas according to the method is also provided.Type: ApplicationFiled: April 18, 2013Publication date: September 5, 2013Applicant: WUHAN KAIDI ELECTRIC POWER CO., LTD.Inventors: Shifa WEI, Xu HAN, Yongjie XUE, Zhilong WANG, Yanfeng ZHANG
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Patent number: 8477551Abstract: Optical memory comprising: a semiconductor wire, a first electrode, a second electrode, a light source, a means for producing a first voltage at the first electrode, a means for producing a second voltage at the second electrode, and a means for determining the presence of an electrical voltage across the first electrode and the second electrode exceeding a predefined voltage. The first voltage, preferably less than 0 volts, different from said second voltage. The semiconductor wire is optically transparent and has a bandgap less than the energy produced by the light source. The light source is optically connected to the semiconductor wire. The first electrode and the second electrode are electrically insulated from each other and said semiconductor wire.Type: GrantFiled: November 3, 2011Date of Patent: July 2, 2013Assignee: U.S. Department of EnergyInventors: Samuel S. Mao, Yanfeng Zhang
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Publication number: 20120155125Abstract: A wind turbine generator comprising: an electrical generator configured to generate AC signals, a plurality of power converters operated by a gating signal, each power converter configured to convert the AC signals from electrical generator into fixed frequency AC signals, a transducer configured to measure the combined output from the power converters, and a controller configured to phase-displace the gating signal of one of the power converters to substantially minimise harmonic components of the combined output.Type: ApplicationFiled: December 19, 2011Publication date: June 21, 2012Inventors: Yanfeng ZHANG, Eng Kian Kenneth SNG, Ji Qian, Tai Hock Khoo, Michael Casem Tumabcao
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Publication number: 20120006194Abstract: The present invention provides methods for making improved zeolite and crystalline silicoaluminophosphate (SAPO) membranes, in particular SAPO-34 membranes, on a porous support through improved removal of the organic structure-directing templating agent. A calcining step is performed in an oxygen free atmosphere, such as under a vacuum or inert gas, to remove the organic templating agent. By removing the templating agent in the absence of oxygen, the calcination step can remove a greater amount of the templating agent than comparable template removal steps conducted in the presence of oxygen and the calcination step can be conducted at significantly lower temperatures. The membranes of the present invention provide increased permeance while maintaining comparable selectivity for gas separations, particularly carbon dioxide (CO2) and methane (CH4) separations and separations at high temperatures.Type: ApplicationFiled: April 28, 2011Publication date: January 12, 2012Applicant: The Regents of the University of Colorado, a body corporateInventors: John L. Falconer, Richard D. Noble, Begum Tokay, Yanfeng Zhang
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Publication number: 20120010262Abstract: The present invention relates to polymorphic forms of a compound of formula A: This compound is useful as a glucagon receptor antagonist and serves as a pharmaceutically active ingredient for the treatment of type 2 diabetes and related conditions, such as hyperglycemia, obesity, dyslipidemia, and the metabolic syndrome. Hydrates, hemihydrates, anhydrates and similar polymorphic forms are included.Type: ApplicationFiled: January 8, 2010Publication date: January 12, 2012Inventors: John Y.L. Chung, Yanfeng Zhang, Laura Artino, Jennifer Baxter, Aaron S. Cote, Donal Desmond, Jeremy Scott, Yekaterina Vaynshteyn
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Patent number: 8023468Abstract: Methods, devices and system for access point facilitated fast handoff are provided. Each access point (AP) in a wireless local area network is provided with a primary interface and a secondary interface wherein the primary interface performs normal communication with user terminals and broadcasts standard beacon frames on its working channel, and the secondary interface broadcasts extended beacon frames on working channels of neighbor APs sequentially. The extended beacon frame includes at least information of BSSID, SSID, working channel and the like of the primary interface of the corresponding AP. The user terminal may receive the standard beacons from the serving AP it is communicating with and the extended beacons from the neighbor APs, and according to the two kinds of beacons, the terminal may calculate the signal quality with the primary interface of the serving AP and the signal qualities with the neighbor APs at the current position.Type: GrantFiled: September 6, 2007Date of Patent: September 20, 2011Assignee: NEC (China) Co., Ltd.Inventors: Yongqiang Liu, Yanfeng Zhang, Yong Xia
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Patent number: 8003497Abstract: A method for is disclosed for fabricating diluted magnetic semiconductor (DMS) nanowires by providing a catalyst-coated substrate and subjecting at least a portion of the substrate to a semiconductor, and dopant via chloride-based vapor transport to synthesize the nanowires. Using this novel chloride-based chemical vapor transport process, single crystalline diluted magnetic semiconductor nanowires Ga1-xMnxN (x=0.07) were synthesized. The nanowires, which have diameters of ˜10 nm to 100 nm and lengths of up to tens of micrometers, show ferromagnetism with Curie temperature above room temperature, and magnetoresistance up to 250 Kelvin.Type: GrantFiled: June 29, 2006Date of Patent: August 23, 2011Assignee: The Regents of the University of CaliforniaInventors: Peidong Yang, Heonjin Choi, Sangkwon Lee, Rongrui He, Yanfeng Zhang, Tevye Kuykendal, Peter Pauzauskie
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Publication number: 20110170559Abstract: A method and apparatus are described including receiving a report from an associated station, updating a list responsive to the report, adjusting a timeslot allocation map responsive to the updated list, encapsulating the adjusted map, transmitting the encapsulated adjusted map and assigning a timeslot specified in the timeslot allocation map to the associated station.Type: ApplicationFiled: October 13, 2009Publication date: July 14, 2011Inventors: Zhigang Zhang, Xiao Jun Ma, Linxiang Cheng, Xian Lei Wang, Yanfeng Zhang