会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 3. 发明申请
    • APPARATUSES AND METHODS FOR PROVIDING REFERENCE VOLTAGES
    • 提供参考电压的装置和方法
    • WO2016202185A1
    • 2016-12-22
    • PCT/CN2016/084933
    • 2016-06-06
    • MICRON TECHNOLOGY, INC.WU, Jun
    • WU, JunPAN, Dong
    • H03M1/12H02M3/06
    • H03M1/765H03M1/68H03M1/808
    • A reference voltage generator is disclosed that may provide a plurality of reference voltages. A reference voltage generator may include a voltage divider, a multiplexer coupled to the voltage divider, an operational amplifier that may receive a voltage from the multiplexer, and a plurality of resistors that may receive an output from the operational amplifier. The reference voltages may be provided from output terminals coupled to the resistors. A reference voltage generator may include a voltage divider, two multiplexers coupled to the voltage divider, an operational amplifier coupled to each multiplexer, and a plurality of resistors coupled between the outputs of the two operational amplifiers. Reference voltages may be provided from output terminals coupled to the resistors.
    • 公开了可提供多个参考电压的参考电压发生器。 参考电压发生器可以包括分压器,耦合到分压器的多路复用器,可以从多路复用器接收电压的运算放大器,以及可以接收来自运算放大器的输出的多个电阻器。 参考电压可以从耦合到电阻器的输出端子提供。 参考电压发生器可以包括分压器,耦合到分压器的两个多路复用器,耦合到每个多路复用器的运算放大器以及耦合在两个运算放大器的输出之间的多个电阻器。 参考电压可以从耦合到电阻器的输出端子提供。
    • 5. 发明申请
    • APPARATUSES AND METHODS FOR PROVIDING OSCILLATION SIGNALS
    • 提供振荡信号的装置和方法
    • WO2014059560A1
    • 2014-04-24
    • PCT/CN2012/001408
    • 2012-10-19
    • MICRON TECHNOLOGY, INC.WU, JunLIU, Bin
    • WU, JunLIU, Bin
    • H03L5/00
    • H03B5/24H03B5/04H03B9/141H03L1/00H03L7/0891
    • Apparatuses and methods are disclosed for oscillators that are substantially insensitive to supply voltage variations. In one such example apparatus, a capacitance circuit is configured to be charged and discharged. Charging and discharging circuits are coupled to the capacitance circuit and configured to charge and discharge, respectively, the capacitance circuit by charging and discharging currents responsive to charge and discharge signals. A control circuit is coupled to the charging circuit and the discharging circuit, and is configured to provide the charge and discharge signals responsive to a voltage of the capacitance circuit, and is further configured to provide an oscillation signal responsive to the voltage of the capacitance circuit. The charging current, the discharging current, or both the charging and discharging currents are proportional to a difference between a first reference voltage and a second reference voltage.
    • 公开了对电源电压变化基本上不敏感的振荡器的装置和方法。 在一个这样的示例性装置中,电容电路被配置为被充电和放电。 充电和放电电路耦合到电容电路并且被配置为通过响应于充电和放电信号的充电和放电电流对电容电路进行充电和放电。 控制电路耦合到充电电路和放电电路,并且被配置为响应于电容电路的电压来提供充电和放电信号,并且还被配置为提供响应于电容电路的电压的振荡信号 。 充电电流,放电电流或充电和放电电流都与第一参考电压和第二参考电压之间的差成比例。
    • 7. 发明申请
    • A POWER FACTOR CORRECTION CIRCUIT OF AN ELECTRONIC BALLAST
    • 一种电子镇流器的功率因数校正电路
    • WO2011086440A2
    • 2011-07-21
    • PCT/IB2010/056098
    • 2010-12-29
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.WU, Jun
    • WU, Jun
    • H05B41/28
    • H05B37/00H02M1/42H05B41/28
    • This invention relates to a power factor correction circuit of an electronic ballast. The electronic ballast includes a rectification circuit, a first capacitive element and an inverter. The power factor correction circuit comprises a unidirectional element, an inductive element and a second capacitive element. The unidirectional element is connected in series with the inductive element, and the second capacitive element is connected in parallel with the unidirectional element and the inductive element. A junction of the unidirectional element and the second capacitive element is coupled to a first output terminal of the rectification circuit, a junction of the inductive element and the second capacitive element is coupled to an input terminal of the inverter, and the first capacitive element is coupled between a second output terminal of the rectification circuit and a junction of the unidirectional element and the inductive element. It was found that a power factor correction circuit according to an embodiment of the present invention can increase the power factor of an electronic ballast to a high value, such as 0.98, while the size of the power factor correction circuit is small enough to be implemented in a small size lamp.
    • 本发明涉及一种电子镇流器的功率因数校正电路。 电子镇流器包括整流电路,第一电容元件和逆变器。 功率因数校正电路包括单向元件,电感元件和第二电容元件。 单向元件与电感元件串联连接,并且第二电容元件与单向元件和电感元件并联连接。 单向元件和第二电容元件的结点耦合到整流电路的第一输出端子,电感元件和第二电容元件的结点耦合到反相器的输入端子,并且第一电容元件是 耦合在整流电路的第二输出端子与单向元件和电感元件的接点之间。 发现根据本发明的实施例的功率因数校正电路可以将电子镇流器的功率因数增加到诸如0.98的高值,而功率因数校正电路的尺寸足够小以实施 在一个小尺寸的灯。
    • 10. 发明申请
    • SUGGESTING ALTERNTIVE QUERIES IN QUERY RESULTS
    • 在查询结果中提供抽象查询
    • WO2009036372A2
    • 2009-03-19
    • PCT/US2008/076291
    • 2008-09-12
    • GOOGLE INC.WU, JunWANG, TiejunALSHAWI, Hiyan
    • WU, JunWANG, TiejunALSHAWI, Hiyan
    • G06F17/30
    • G06F17/3097G06F17/30867
    • Methods, systems, and apparatus, including computer program products, for suggesting alternative queries based on original query search results. In one aspect, a method includes receiving search results for a first query, where each search result refers to a respective resource and includes a snippet of content from the respective resource, receiving one or more suggested second queries, for each of the suggested second queries: selecting a set of words in one of the snippets to represent the suggested second query, associating the suggested second query with the set so that a user can interact with a word in the set to invoke the suggested second query, and marking the set so as to indicate that the user can interact with a word in the set to invoke the suggested second query, and transmitting the search results including each marked set to a client device for presentation to the user.
    • 包括计算机程序产品的方法,系统和装置用于基于原始查询搜索结果来建议备选查询。 在一个方面,一种方法包括接收针对第一查询的搜索结果,其中每个搜索结果涉及相应的资源并且包括来自相应资源的内容片段,针对每个建议的第二查询接收一个或多个建议的第二查询 :选择片段之一中的一组单词以表示建议的第二查询,将建议的第二查询与该组相关联,使得用户可以与该组中的单词进行交互以调用建议的第二查询,并将该组标记为 以指示用户可以与集合中的单词进行交互以调用建议的第二查询,并且将包括每个标记集合的搜索结果传输到客户端设备以呈现给用户。