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1. 发明申请

US20170178720A1 RANDOM ACCESS MEMORY AND OPERATION METHODS 有权
公开(公告)号：US20170178720A1
公开(公告)日：2017-06-22
申请号：US15446807
申请日：2017-03-01
申请人： Tsinghua University , Graduate School at Shenzhen, Tsinghua University
发明人： LIYANG PAN , XINHONG HONG , DONG WU
IPC分类号： G11C11/419 , G11C11/418
CPC分类号： G11C11/419 , G11C11/403 , G11C11/406 , G11C11/412 , G11C11/4125 , G11C11/418
摘要： The present disclosure provides a random access memory. The random access memory includes: two identical memory cell arrays, a data write circuit and a data read circuit. Array structures of the two identical memory cell arrays are same, and same original stored information is stored in memory cells with a same address in the two identical memory cell arrays. The data write circuit is configured to write same data into the memory cells with the same address in the two identical memory cell arrays. The data read circuit is configured to select two pieces of stored information from the memory cells with the same address in the two identical memory cell arrays, and to output “0” if the two pieces of stored information are different or output one of the two pieces of stored information if the two pieces of stored information are same.

2. 发明授权

US11435336B2 Method for determining content of lost gas in shale gas content test 有权
公开(公告)号：US11435336B2
公开(公告)日：2022-09-06
申请号：US16750076
申请日：2020-01-23
申请人： TSINGHUA UNIVERSITY , SHANXI RESEARCH INSTITUTE FOR CLEAN ENERGY, TSINGHUA UNIVERSITY
发明人： Ruina Xu , Peixue Jiang , Kecheng Zeng , Fuzhen Zhang
IPC分类号： G01N33/24 , E21B45/00 , E21B49/02 , G01N7/16
摘要： The present invention discloses a method for determining a content of lost gas in a shale gas content test. The method includes: acquiring a shale core and recording the time required for acquiring the shale core; carrying out a desorption experiment on the shale core to obtain desorption data; acquiring a fitting objective function; fitting the desorption data by using the fitting objective function to obtain fitted desorption data; determining fitting parameters according to the desorption data and the fitted desorption data; correcting the time required for acquiring the shale core according to the fitting parameters; and obtaining the content of lost gas according to the fitting parameters and the corrected time required for acquiring the shale core. The present invention can improve the determining precision of the content of the lost gas.

3. 发明申请

US20190339342A1 WIDE MAGNETIC FIELD RANGE MEASURING METHOD AND DEVICE 审中-公开
公开(公告)号：US20190339342A1
公开(公告)日：2019-11-07
申请号：US16462395
申请日：2017-06-28
申请人： TSINGHUA UNIVERSITY , SICHUAN ENERGY INTERNET RESEARCH INSTITUTE, TSINGHUA UNIVERSITY
发明人： Jinliang HE , Yong OUYANG , Jun HU , Shanxiang WANG , Gen ZHAO , Zhongxu WANG , Rong ZENG , Chijie ZHUANG , Bo ZHANG , Zhanqing YU
IPC分类号： G01R33/09
摘要： A wide magnetic field range measuring method includes the measurement step for a medium-and-large magnetic field and the measurement step for an extremely large magnetic field. In addition to that, the method further includes: Step 1: placing four orthogonally-configured magnetic resistance resistors into an external magnetic field and obtaining the resistance value of each magnetic resistance resistor; Step 2: substituting the resistance values of two mutually orthogonal magnetic resistance resistors into the measurement step for a medium-and-large magnetic field for calculation; if calculation process converges, then, determining that the external magnetic field as a medium-and-large magnetic field with the calculation result representing the magnetic field intensity and the direction of the medium-and-large magnetic field.

4. 发明授权

US09947390B2 Structure and methods of operating two identical 4T random access memories storing the same data 有权
公开(公告)号：US09947390B2
公开(公告)日：2018-04-17
申请号：US15446807
申请日：2017-03-01
申请人： Tsinghua University , Graduate School at Shenzhen, Tsinghua University
发明人： Liyang Pan , Xinhong Hong , Dong Wu
IPC分类号： G11C11/419 , G11C11/418
CPC分类号： G11C11/419 , G11C11/403 , G11C11/406 , G11C11/412 , G11C11/4125 , G11C11/418
摘要： The random access memory includes: two identical memory cell arrays, a data write circuit and a data read circuit. Array structures of the two identical memory cell arrays are the same, and same original stored information is stored in memory cells with a same address in the two identical memory cell arrays. The data write circuit is configured to write same data into the memory cells with the same address in the two identical memory cell arrays. The data read circuit is configured to select two pieces of stored information from the memory cells with the same address in the two identical memory cell arrays, and to output “0” if the two pieces of stored information are different or output one of the two pieces of stored information if the two pieces of stored information are the same.

5. 发明申请

US20160111146A1 CELL STRUCTURE OF RANDOM ACCESS MEMORY, RANDOM ACCESS MEMORY AND OPERATION METHODS 有权
标题翻译：随机访问存储器的细胞结构，随机访问存储器和操作方法
公开(公告)号：US20160111146A1
公开(公告)日：2016-04-21
申请号：US14772371
申请日：2015-04-17
申请人： TSINGHUA UNIVERSITY , GRADUATE SCHOOL AT SHENZHEN, TSINGHUA UNIVERSITY
发明人： LIYANG PAN , XINHONG HONG , DONG WU
IPC分类号： G11C11/419 , G11C11/418
CPC分类号： G11C11/419 , G11C11/403 , G11C11/406 , G11C11/412 , G11C11/4125 , G11C11/418
摘要： The present disclosure provides a cell structure, a random access memory and operation methods. The cell structure with four transistors, including a first N-type transistor, a first P-type transistor, a second N-type transistor and a second P-type transistor, in which an absolute value of a threshold voltage of the first N-type transistor is greater than an absolute value of a threshold voltage of the second N-type transistor, and an absolute value of a threshold voltage of the first P-type transistor is greater than an absolute value of a threshold voltage of the second P-type transistor. The random access memory, including: two identical memory cell arrays including the cell structure with four transistors, a data write circuit and a data read circuit, by using Two Modular Redundancy harden method, and thus reading correctly and avoiding the mistake reversal caused by the single event upset effect.
摘要翻译：本公开提供了小区结构，随机存取存储器和操作方法。具有四个晶体管的单元结构，包括第一N型晶体管，第一P型晶体管，第二N型晶体管和第二P型晶体管，其中第一N型晶体管的阈值电压的绝对值，所述第一P型晶体管的阈值电压的绝对值大于所述第二P型晶体管的阈值电压的绝对值，并且所述第一P型晶体管的阈值电压的绝对值大于所述第二P型晶体管的阈值电压的绝对值，型晶体管。随机存取存储器包括：使用两个模块冗余硬化方法，包括具有四个晶体管的单元结构的两个相同的存储单元阵列，数据写入电路和数据读取电路，从而正确读取并避免由于单事件不安的效果。

6. 发明申请

US20220243960A1 AIR SOURCE CO2 HEAT PUMP SYSTEM FOR PREVENTING EVAPORATOR FROM FROSTING BY USING HEAT OF HEAT REGENERATOR 有权
公开(公告)号：US20220243960A1
公开(公告)日：2022-08-04
申请号：US17585425
申请日：2022-01-26
申请人： Tsinghua University , Shanxi Research Institute For Clean Energy, Tsinghua University
发明人： Yinhai ZHU , Peixue JIANG , Conghui LI
IPC分类号： F25B9/08 , F25B29/00
摘要： The present disclosure relates to the technical field of heat pumps, in particular to an air source CO2 heat pump system for preventing an evaporator from frosting by using heat of a heat regenerator. The air source CO2 heat pump system mainly includes an air source heat pump system, a regenerative heat exchange tank and a cooling pump. Through the regenerative heat exchange tank, on the one hand, the temperature drop of regenerative heat of the system is further increased and throttling loss is reduced; on the other hand, the heat generated by the regenerative temperature drop is configured for heat storage used for defrosting, and configured for overheating temperature rise.

7. 发明授权

US09812190B2 Cell structure of 4T random access memory, random access memory and operation methods 有权
公开(公告)号：US09812190B2
公开(公告)日：2017-11-07
申请号：US14772371
申请日：2015-04-17
申请人： Tsinghua University , Graduate School at Shenzhen, Tsinghua University
发明人： Liyang Pan , Xinhong Hong , Dong Wu
IPC分类号： G11C11/419 , G11C11/406 , G11C11/412 , G11C11/418 , G11C11/403
CPC分类号： G11C11/419 , G11C11/403 , G11C11/406 , G11C11/412 , G11C11/4125 , G11C11/418
摘要： The present disclosure provides a cell structure, a random access memory and operation methods. The cell structure with four transistors, including a first N-type transistor, a first P-type transistor, a second N-type transistor and a second P-type transistor, in which an absolute value of a threshold voltage of the first N-type transistor is greater than an absolute value of a threshold voltage of the second N-type transistor, and an absolute value of a threshold voltage of the first P-type transistor is greater than an absolute value of a threshold voltage of the second P-type transistor. The random access memory, including: two identical memory cell arrays including the cell structure with four transistors, a data write circuit and a data read circuit, by using Two Modular Redundancy harden method, and thus reading correctly and avoiding the mistake reversal caused by the single event upset effect.

8. 发明申请

US20150081700A1 DATA ROUTING METHOD IN WIRELESS SENSOR NETWORK, BASE STATION NODE AND WIRELESS SENSOR NETWORK 审中-公开
标题翻译：无线传感器网络中的数据路由方法，基站节点和无线传感器网络
公开(公告)号：US20150081700A1
公开(公告)日：2015-03-19
申请号：US14485768
申请日：2014-09-14
申请人： Graduate School at Shenzhen, Tsinghua University , Tsinghua University
发明人： KE XU , LONG YAO , WENLONG CHEN
IPC分类号： G06F17/30 , G01D21/00 , H04L29/08
CPC分类号： G01D21/00 , G06F16/245 , H04W4/38
摘要： A data routing method in a wireless sensor network, a base station node, and a wireless sensor network are provided. The data routing method comprises: establishing a routing table for a base station node in the wireless sensor network, in which the routing table comprises a plurality of data types and a plurality of destination addresses corresponding to the plurality of data types; receiving a search request by the base station node, and searching for the destination address corresponding to the search request in the routing table according to the search request; determining a memory corresponding to the destination address and obtaining target data satisfying the search request from the memory; and feeding back the target data to the base station node from the memory.
摘要翻译：提供了无线传感器网络，基站节点和无线传感器网络中的数据路由方法。数据路由方法包括：建立无线传感器网络中的基站节点的路由表，其中路由表包括多个数据类型和与多个数据类型对应的多个目的地址; 接收基站节点的搜索请求，并根据搜索请求在路由表中搜索对应于搜索请求的目的地址; 确定与所述目的地址相对应的存储器，并从所述存储器获得满足所述搜索请求的目标数据; 并将目标数据从存储器反馈到基站节点。

9. 发明授权

US11156679B2 Optimized extremely-large magnetic field measuring method and device 有权
公开(公告)号：US11156679B2
公开(公告)日：2021-10-26
申请号：US16462417
申请日：2017-06-28
申请人： TSINGHUA UNIVERSITY , SICHUAN ENERGY INTERNET RESEARCH INSTITUTE, TSINGHUA UNIVERSITY
发明人： Jun Hu , Yong Ouyang , Jinliang He , Shanxiang Wang , Gen Zhao , Zhongxu Wang , Rong Zeng , Chijie Zhuang , Bo Zhang , Zhanqing Yu
IPC分类号： G01R33/09
摘要： An optimized extremely-large magnetic field measuring method includes: placing four orthogonally configured tunneling magnetoresistive resistors into an externally applied magnetic field, acquiring the resistances of the tunneling magnetoresistive resistors; calculating the angle between a magnetization direction of a free layer of each tunneling magnetoresistive resistor and that of a reference layer on the basis of the resistances of the four resistors; calculating magnetic field intensity H1 and direction θ1 of the externally applied magnetic field calculating magnetic field intensity H2 and direction θ2 of the externally applied magnetic field; and determining final magnetic field intensity H0 of the externally applied magnetic field on the basis of magnetic field intensity H1 and of magnetic field intensity H2; determining final direction θ of the externally applied magnetic field on the basis of direction θ2 and of direction θ1; and optimizing on the basis of direction θ and of magnetic field intensity H0.

10. 发明授权

US10989770B2 Wide magnetic field range measuring method and device 有权
公开(公告)号：US10989770B2
公开(公告)日：2021-04-27
申请号：US16462395
申请日：2017-06-28
申请人： TSINGHUA UNIVERSITY , SICHUAN ENERGY INTERNET RESEARCH INSTITUTE, TSINGHUA UNIVERSITY
发明人： Jinliang He , Yong Ouyang , Jun Hu , Shanxiang Wang , Gen Zhao , Zhongxu Wang , Rong Zeng , Chijie Zhuang , Bo Zhang , Zhanqing Yu
IPC分类号： G01R33/09
摘要： A wide magnetic field range measuring method includes the measurement step for a medium-and-large magnetic field and the measurement step for an extremely large magnetic field. In addition to that, the method further includes: Step 1: placing four orthogonally-configured magnetic resistance resistors into an external magnetic field and obtaining the resistance value of each magnetic resistance resistor; Step 2: substituting the resistance values of two mutually orthogonal magnetic resistance resistors into the measurement step for a medium-and-large magnetic field for calculation; if calculation process converges, then, determining that the external magnetic field as a medium-and-large magnetic field with the calculation result representing the magnetic field intensity and the direction of the medium-and-large magnetic field.

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