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1. 发明授权

US09154982B2 Method and system for a traffic management network 有权
标题翻译：交通管理网络的方法和系统
公开(公告)号：US09154982B2
公开(公告)日：2015-10-06
申请号：US13584141
申请日：2012-08-13
申请人： Peter Chan , Roland Ho , Yunfeng Liu
发明人： Peter Chan , Roland Ho , Yunfeng Liu
IPC分类号： G06F19/00 , H04W24/08 , H04L12/26 , G08G1/0962 , H04L7/00 , G01P3/36 , G01C21/26 , G08G1/00 , G01R31/08
CPC分类号： H04W24/08 , G01C21/26 , G01P3/36 , G01R31/08 , G08G1/00 , G08G1/0962 , H04L7/00 , H04L43/18
摘要： A system for collecting traffic information that includes at least one first mobile node; at least one second mobile node; at least one data collection node; and a central processing station. At least one packet is transmitted between the first mobile node and the second node. The data collection node includes a packet search analyzer to determine an identifier that identifiers the first mobile node or the second mobile node from the at least one packet. The central processing station is linked to the data collection node and communicates traffic information associated with the identifier.
摘要翻译：一种用于收集包括至少一个第一移动节点的交通信息的系统; 至少一个第二移动节点; 至少一个数据收集节点; 和中央处理站。在第一移动节点和第二节点之间传送至少一个分组。数据收集节点包括分组搜索分析器，用于确定从该至少一个分组中标识第一移动节点或第二移动节点的标识符。中央处理站链接到数据收集节点并传送与标识符相关联的交通信息。

2. 发明授权

US08645479B2 Chatting system, method and apparatus for virtual pet 有权
标题翻译：虚拟宠物的聊天系统，方法和装置
公开(公告)号：US08645479B2
公开(公告)日：2014-02-04
申请号：US12647986
申请日：2009-12-28
申请人： Yunfeng Liu , Haisong Yang , Zhiyuan Liu , Rongling Yu
发明人： Yunfeng Liu , Haisong Yang , Zhiyuan Liu , Rongling Yu
IPC分类号： G06F15/16 , G10L15/00 , G10L15/04 , G10L15/18
CPC分类号： G06F17/279
摘要： Embodiments of the present invention provides a chatting system for a virtual pet, including a pet client, configured to receive a natural language sentence of a pet master, and send the natural language sentence to a virtual pet server; the virtual pet server, configured to forward the natural language sentence to a questioning and answering server, and return a natural language response to the pet client; the questioning and answering server, configured to perform processing of natural language understanding on the natural language sentence, obtain language characteristics of the pet master, generate the natural language response according to a natural language understanding result and the language characteristics of the pet master, and return the natural language response to the virtual pet server. Embodiments of the present invention further provide a chatting method for a virtual pet and a questioning and answering server.
摘要翻译：本发明的实施例提供一种用于虚拟宠物的聊天系统，包括宠物客户端，被配置为接收宠物主人的自然语言句子，并将自然语言句子发送到虚拟宠物服务器; 虚拟宠物服务器，被配置为将自然语言句子转发到询问和应答服务器，并向宠物客户端返回自然语言响应; 提问和答录服务器，被配置为执行对自然语言句子的自然语言理解的处理，获得宠物主人的语言特征，根据自然语言理解结果和宠物主人的语言特征产生自然语言响应，以及将自然语言响应返回给虚拟宠物服务器。本发明的实施例还提供了一种用于虚拟宠物和询问和应答服务器的聊天方法。

3. 发明授权

US08554541B2 Virtual pet system, method and apparatus for virtual pet chatting 有权
标题翻译：虚拟宠物系统，虚拟宠物聊天的方法和装置
公开(公告)号：US08554541B2
公开(公告)日：2013-10-08
申请号：US12677074
申请日：2008-09-18
申请人： Haisong Yang , Zhiyuan Liu , Yunfeng Liu , Rongling Yu
发明人： Haisong Yang , Zhiyuan Liu , Yunfeng Liu , Rongling Yu
IPC分类号： G06F17/27 , G06F17/21 , G10L13/08 , G10L15/00 , G10L13/00 , G10L21/00
CPC分类号： G06F17/30654 , A63F13/10 , A63F13/825 , A63F2300/8058 , H04L51/02 , H04L51/04 , H04L67/02 , H04L67/38
摘要： A virtual pet system includes: a virtual pet client, adapted to receive a sentence in natural language and send the sentence to a Q&A server; the Q&A server, adapted to receive the sentence, process the sentence through natural language comprehension, generate an answer in natural language based on a result of natural language comprehension and reasoning knowledge, and send the answer in natural language to the virtual pet client. A method for virtual pet chatting includes: receiving a sentence in natural language, perform natural language comprehension for the sentence, and generating an answer in natural language based on a result of natural language comprehension and reasoning knowledge. A Q&A server includes: a sentence comprehension engine unit, adapted to process a received sentence in natural language through natural language comprehension, and send a result of natural language comprehension to a reasoning engine unit; the reasoning engine unit, adapted to generate an answer in natural language based on reasoning knowledge and the result of natural language comprehension, and send the answer in natural language; a knowledge base, adapted to store the reasoning knowledge.
摘要翻译：虚拟宠物系统包括：虚拟宠物客户端，适于以自然语言接收句子并将该句子发送给Q＆A服务器; 适应接收句子的问答服务器通过自然语言理解处理句子，基于自然语言理解和推理知识的结果，以自然语言生成答案，并将自然语言的答案发送给虚拟宠物客户端。虚拟宠物聊天的方法包括：以自然语言接收句子，对句子进行自然语言理解，并以自然语言理解和推理知识的结果生成自然语言的答案。一个Q＆A服务器包括：一个句子理解引擎单元，用于通过自然语言理解处理自然语言中的接收句子，并将自然语言理解的结果发送到推理引擎单元; 推理引擎单元，根据推理知识和自然语言理解的结果，自然语言生成答案，并以自然语言发送答案; 知识库，适用于存储推理知识。

4. 发明申请

US20120263220A1 METHOD, DEVICE AND SYSTEM FOR CLOCK SYNCHRONIZATION 审中-公开
标题翻译：用于时钟同步的方法，装置和系统
公开(公告)号：US20120263220A1
公开(公告)日：2012-10-18
申请号：US13532101
申请日：2012-06-25
申请人： Bingbo Li , Long Jiang , Wenguang Xu , Wenhua Sun , Yuanxin Xu , Shumin Chen , Yang Wang , Yunfeng Liu
发明人： Bingbo Li , Long Jiang , Wenguang Xu , Wenhua Sun , Yuanxin Xu , Shumin Chen , Yang Wang , Yunfeng Liu
IPC分类号： H04L7/00 , H04B17/00
CPC分类号： H04W56/00 , H04J3/0667
摘要： A method, a device and a system for clock synchronization are provided. The method includes: under a first transfer mode, generating a first receiving timestamp by using a first link, and acquiring a first transmitting timestamp of a master clock device; under a second transfer mode, generating a second transmitting timestamp by using the first link, and acquiring a second receiving timestamp of the master clock device; and acquiring a time difference to the master clock device according to the first receiving timestamp, the first transmitting timestamp, the second transmitting timestamp and the second receiving timestamp, and realizing a clock synchronization with the master clock device by using the time difference. A slave clock device and a master clock device are provided in the embodiments of the present invention, as well as a system for clock synchronization.
摘要翻译：提供了一种用于时钟同步的方法，装置和系统。该方法包括：在第一传送模式下，通过使用第一链路产生第一接收时间戳并获取主时钟设备的第一发送时间戳; 在第二传送模式下，通过使用第一链路产生第二发送时间戳，并获取主时钟设备的第二接收时间戳; 以及根据所述第一接收时间戳，所述第一发送时间戳，所述第二发送时间戳和所述第二接收时间戳获取与所述主时钟装置的时差，并且通过使用所述时间差来实现与所述主时钟装置的时钟同步。在本发明的实施例中提供从时钟装置和主时钟装置，以及用于时钟同步的系统。

5. 发明授权

US08054135B2 Class-E amplifier and lighting ballast using the amplifier 失效
标题翻译：使用放大器的E类放大器和照明镇流器
公开(公告)号：US08054135B2
公开(公告)日：2011-11-08
申请号：US12328880
申请日：2008-12-05
申请人： Yingqi Zhang , Jianwu Li , Yunfeng Liu , Wuhua Li
发明人： Yingqi Zhang , Jianwu Li , Yunfeng Liu , Wuhua Li
IPC分类号： H03F3/04 , H02J3/38
CPC分类号： H03F3/2176 , H05B41/2806 , Y02B20/22
摘要： An amplifier comprises a power source, a load network comprising a load and a resonance circuit, an input branch having a first end electrically coupled to the power source and a second end electrically coupled to the load network, and an active switch having one terminal electrically coupled to the second end of the input branch. The input branch including at least one parallel-LC-circuit configured to provide an infinitely large impedance at harmonics of a determined order.
摘要翻译：放大器包括电源，包括负载和谐振电路的负载网络，具有电耦合到电源的第一端和电耦合到负载网络的第二端的输入支路以及电连接到负载网络的一个端子的有源开关耦合到输入分支的第二端。所述输入分支包括至少一个并行LC电路，其被配置为在确定的次序的谐波处提供无限大的阻抗。

6. 发明授权

US07903432B2 High-voltage power generation system and package 有权
标题翻译：高压发电系统和封装
公开(公告)号：US07903432B2
公开(公告)日：2011-03-08
申请号：US12474569
申请日：2009-05-29
申请人： Jing Luo , Saijun Mao , Yunfeng Liu , Denis Perrillat-Amede , Philippe Ernest , Xiaoming Yuan
发明人： Jing Luo , Saijun Mao , Yunfeng Liu , Denis Perrillat-Amede , Philippe Ernest , Xiaoming Yuan
IPC分类号： H01F5/00 , H02M7/00
CPC分类号： H05G1/12 , H02M7/103
摘要： A power generation system comprises a power source, a transformer module for converting a low voltage from the power source into a higher voltage, and a voltage-multiplier module for amplifying higher voltage from the transformer module. The transformer module comprises a number N of transformer units. Each transformer unit comprises at least one transformer, and each transformer comprises a magnetic core, a primary winding, and a secondary winding. Primary windings of the transformers in the transformer module are electrically coupled in parallel to the power source, secondary windings of the transformers of each transformer unit comprise a pair of output terminal, and N is equal to or greater than two. The voltage-multiplier module comprises the number N of multipliers. Each multiplier module comprises a positive and a negative input terminal, and a positive and a negative output terminal. Positive and negative terminals of each multiplier are electrically coupled to the positive and negative output terminals of a corresponding transformer unit, and positive and negative output terminals of the multipliers are connected in series.
摘要翻译：发电系统包括电源，用于将来自电源的低电压转换为更高电压的变压器模块，以及用于从变压器模块放大更高电压的电压 - 倍增器模块。变压器模块包括N个变压器单元。每个变压器单元包括至少一个变压器，并且每个变压器包括磁芯，初级绕组和次级绕组。变压器模块中的变压器的初级绕组与电源并联电耦合，每个变压器单元的变压器的次级绕组包括一对输出端子，并且N等于或大于2。电压倍增器模块包括N个乘法器。每个乘法器模块包括正输入端和负输入端，以及正输出端和负输出端。每个乘法器的正和负端子电耦合到相应变压器单元的正和负输出端子，并且乘法器的正和负输出端子串联连接。

7. 发明申请

US20100153095A1 Virtual Pet Chatting System, Method, and Virtual Pet Question and Answer Server 审中-公开
标题翻译：虚拟宠物聊天系统，方法和虚拟宠物问答服务器
公开(公告)号：US20100153095A1
公开(公告)日：2010-06-17
申请号：US12708492
申请日：2010-02-18
申请人： Haisong Yang , Yunfeng Liu
发明人： Haisong Yang , Yunfeng Liu
IPC分类号： G06F17/27 , G06F3/048
CPC分类号： G06F17/279 , G06F16/3329
摘要： A virtual pet chatting system includes a virtual pet client unit, a virtual pet data maintaining unit as well as a questioning and answering unit. A virtual pet chatting method includes: sending, by a first virtual pet, a natural language question to a second virtual pet; and generating, by the second virtual pet, a natural language response sentence according to the natural language question, after understanding the natural language and performing reasoning taking into account attributes of a virtual pet. A virtual pet questioning and answering server includes a natural language understanding module and a response sentence generating module.
摘要翻译：虚拟宠物聊天系统包括虚拟宠物客户端单元，虚拟宠物数据维护单元以及询问单元。虚拟宠物聊天方法包括：由第一虚拟宠物向第二虚拟宠物发送自然语言问题; 以及在理解所述自然语言并且考虑到虚拟宠物的属性后执行推理，由所述第二虚拟宠物生成根据所述自然语言问题的自然语言响应句子。虚拟宠物提问和答复服务器包括自然语言理解模块和响应语句生成模块。

8. 发明授权

US09190923B2 System and method for converter switching frequency control 有权
标题翻译：转换器开关频率控制的系统和方法
公开(公告)号：US09190923B2
公开(公告)日：2015-11-17
申请号：US13483776
申请日：2012-05-30
申请人： Xiaoming Yuan , Haiqing Weng , Zhuohui Tan , Yunfeng Liu , Wenqiang Yang , Pengcheng Zhu
发明人： Xiaoming Yuan , Haiqing Weng , Zhuohui Tan , Yunfeng Liu , Wenqiang Yang , Pengcheng Zhu
IPC分类号： F03D7/00 , H02M5/458 , F03D9/00 , H02M1/00 , H02P9/02
CPC分类号： H02M5/458 , F03D9/25 , F03D9/257 , H02J3/383 , H02J3/386 , H02M1/00 , H02M1/12 , H02M7/487 , H02M2001/0048 , H02P9/02 , Y02B70/1491 , Y02E10/563 , Y02E10/763
摘要： A system for power conversion includes a power converter having switching elements, a detector, and a controller is provided. The detector detects a parameter and provides electrical signals indicative of the parameter. The controller receives the electrical signals transmitted from the detector, and sends commands to instruct the power converter to perform power conversion by operating the switching elements in accordance with switching signals at a different frequency in response to a detection of the system condition. A method for operating the system is also provided.
摘要翻译：一种用于电力转换的系统包括具有开关元件的功率转换器，检测器和控制器。检测器检测参数并提供指示参数的电信号。控制器接收从检测器发送的电信号，并且响应于系统状况的检测，发送命令以指示功率转换器根据不同频率的切换信号操作开关元件来执行功率转换。还提供了一种用于操作系统的方法。

9. 发明申请

US20130119882A1 SYSTEM AND METHOD FOR DRIVING LIGHT EMITTING DIODES 有权
标题翻译：用于驱动发光二极管的系统和方法
公开(公告)号：US20130119882A1
公开(公告)日：2013-05-16
申请号：US13810109
申请日：2011-06-14
申请人： Saijun Mao , Yunfeng Liu , Xiaoming Yuan , Yingqi Zhang , Charles Adrian Becker , Junhui Fei , Jian Wang
发明人： Saijun Mao , Yunfeng Liu , Xiaoming Yuan , Yingqi Zhang , Charles Adrian Becker , Junhui Fei , Jian Wang
IPC分类号： H05B37/02
CPC分类号： H05B37/02 , H05B33/0815 , H05B33/0824
摘要： A system having an alternating current (AC) driven LED unit, an AC voltage regulator, and a controller is provided. The AC driven LED unit includes a first LED and a second LED coupled in reverse parallel. The AC voltage regulator is operable to receive AC voltage originating from an AC voltage source, regulate the AC voltage according to control signals from the controller, and apply regulated AC voltage to the AC driven LED unit, so as to enable the first LED and the second LED to emit light according to the regulated AC voltage. In addition, a method is provided for driving the LED by regulating the AC voltage. By regulating the AC voltage using the AC voltage regulator, benefits of restraining voltage fluctuations, reducing THD, improving power factor, providing dimming control, and mitigating flicker phenomenon can be achieved.
摘要翻译：提供具有交流（AC）驱动的LED单元，AC电压调节器和控制器的系统。 AC驱动的LED单元包括第一LED和反向并联耦合的第二LED。交流电压调节器可以接收来自交流电压源的交流电压，根据控制器的控制信号调节交流电压，并对交流驱动的LED单元施加调节的交流电压，以使第一个LED和第二个LED根据调节的交流电压发光。此外，提供了通过调节AC电压来驱动LED的方法。通过使用交流电压调节器调节交流电压，可以实现抑制电压波动，降低THD，提高功率因数，提供调光控制和减轻闪烁现象的优点。

10. 发明申请

US20100301985A1 HIGH-VOLTAGE POWER GENERATION SYSTEM AND PACKAGE 有权
标题翻译：高压发电系统和封装
公开(公告)号：US20100301985A1
公开(公告)日：2010-12-02
申请号：US12474569
申请日：2009-05-29
申请人： Jing Luo , Saijun Mao , Yunfeng Liu , Denis Perrillat-Amede , Philippe Ernest , Xiaoming Yuan
发明人： Jing Luo , Saijun Mao , Yunfeng Liu , Denis Perrillat-Amede , Philippe Ernest , Xiaoming Yuan
IPC分类号： H01F17/04
CPC分类号： H05G1/12 , H02M7/103
摘要： A power generation system comprises a power source, a transformer module for converting a low voltage from the power source into a higher voltage, and a voltage-multiplier module for amplifying higher voltage from the transformer module. The transformer module comprises a number N of transformer units. Each transformer unit comprises at least one transformer, and each transformer comprises a magnetic core, a primary winding, and a secondary winding. Primary windings of the transformers in the transformer module are electrically coupled in parallel to the power source, secondary windings of the transformers of each transformer unit comprise a pair of output terminal, and N is equal to or greater than two. The voltage-multiplier module comprises the number N of multipliers. Each multiplier module comprises a positive and a negative input terminal, and a positive and a negative output terminal. Positive and negative terminals of each multiplier are electrically coupled to the positive and negative output terminals of a corresponding transformer unit, and positive and negative output terminals of the multipliers are connected in series.
摘要翻译：发电系统包括电源，用于将来自电源的低电压转换为更高电压的变压器模块，以及用于从变压器模块放大更高电压的电压 - 倍增器模块。变压器模块包括N个变压器单元。每个变压器单元包括至少一个变压器，并且每个变压器包括磁芯，初级绕组和次级绕组。变压器模块中的变压器的初级绕组与电源并联电耦合，每个变压器单元的变压器的次级绕组包括一对输出端子，并且N等于或大于2。电压倍增器模块包括N个乘法器。每个乘法器模块包括正输入端和负输入端，以及正输出端和负输出端。每个乘法器的正和负端子电耦合到相应变压器单元的正和负输出端子，并且乘法器的正和负输出端子串联连接。

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