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    • 31. 发明申请
    • DISPERSION MEASUREMENT SYSTEM AND METHOD IN AN OPTICAL COMMUNICATION NETWORK
    • 光通信网络中的分散度测量系统和方法
    • US20130156421A1
    • 2013-06-20
    • US13810957
    • 2011-07-19
    • Emilio BraviGiuseppe TaliDavid McDonaldMichael ToddDavid Bernard
    • Emilio BraviGiuseppe TaliDavid McDonaldMichael ToddDavid Bernard
    • H04B10/08
    • H04B10/07951G01M11/332G01M11/335G01M11/338H04B10/073
    • The invention relates to a system and method of dispersion measurement in an optical fibre network. The invention provides means for transmitting from a transmitting node, using a single tunable laser transmitter, two consecutive bursts of data at different wavelengths λ1 and λ2 to a receiver node, wherein each burst of data comprises a unique sequence of amplitude modulated data, and wherein the two sequences are injected with a fixed known delay. The delay between the two consecutive bursts of data is maintained by selective switching of the tunable laser, such that clock recovery circuitry at the receiver node remains locked during the delay between the two bursts. The dispersion measurements method of the present invention is based on walk off and bit position detection between two wavelengths suitable for fast optical burst switching network is described. This method does not require an operator, extra equipment, or traffic interruption on the network.
    • 本发明涉及光纤网络中色散测量的系统和方法。 本发明提供了用于使用单个可调谐激光发射机从发射节点向不同波长λ1和λ2向接收机节点发射两个连续的数据脉冲串的装置,其中每个脉冲串包括幅度调制数据的唯一序列,并且其中 两个序列以固定的已知延迟注入。 通过可调谐激光器的选择性切换来维持两个连续的数据脉冲之间的延迟,使得接收器节点处的时钟恢复电路在两个脉冲串之间的延迟期间保持锁定。 本发明的色散测量方法是基于步行和适用于快速光突发交换网络的两个波长之间的位位置检测进行描述的。 该方法不需要网络上的操作员,额外的设备或流量中断。
    • 34. 发明授权
    • Threshold voltage method and apparatus for ESD protection
    • 用于ESD保护的阈值电压方法和装置
    • US07990666B2
    • 2011-08-02
    • US12839204
    • 2010-07-19
    • Antoine RiviereFrederic DemolliDavid Bernard
    • Antoine RiviereFrederic DemolliDavid Bernard
    • H02H9/04
    • H01L27/0285
    • An electrostatic discharge protection circuit comprises a comparator coupled between a power supply terminal and ground. The comparator responds to an electrostatic discharge event producing a trigger signal at a comparator output. The comparator comprises a first and second current mirror. The first and second current mirrors each comprise a sense device and a mirror device. The mirror devices are coupled in series between the power supply terminal and ground. The first mirror device produces an incident current and the second mirror device receives an absorption current. With a supply voltage on the power supply terminal equal to or greater than a trigger supply voltage, the absorption current exceeds the incident current and produces a trigger signal at the comparator output. The trigger signal activates a shunt device that shunts current from the power supply terminal to ground.
    • 静电放电保护电路包括耦合在电源端子和地之间的比较器。 比较器响应于在比较器输出端产生触发信号的静电放电事件。 比较器包括第一和第二电流镜。 第一和第二电流镜各自包括感测装置和反射镜装置。 镜装置串联在电源端和地之间。 第一镜装置产生入射电流,第二镜装置接收吸收电流。 在电源端子上的电源电压等于或大于触发电源电压时,吸收电流超过入射电流,并在比较器输出端产生触发信号。 触发信号激活一个分流器件,它将电流从电源端子分流到地。
    • 35. 发明授权
    • Threshold voltage method and apparatus for ESD protection
    • 用于ESD保护的阈值电压方法和装置
    • US07760476B2
    • 2010-07-20
    • US11759351
    • 2007-06-07
    • Antoine RiviereFrederic DemolliDavid Bernard
    • Antoine RiviereFrederic DemolliDavid Bernard
    • H02H9/02
    • H01L27/0285
    • An electrostatic discharge protection circuit comprises a comparator coupled between a power supply terminal and ground. The comparator responds to an electrostatic discharge event producing a trigger signal at a comparator output. The comparator comprises a first and second current mirror. The first and second current mirrors each comprise a sense device and a mirror device. The mirror devices are coupled in series between the power supply terminal and ground. The first mirror device produces an incident current and the second mirror device receives an absorption current. With a supply voltage on the power supply terminal equal to or greater than a trigger supply voltage, the absorption current exceeds the incident current and produces a trigger signal at the comparator output. The trigger signal activates a shunt device that shunts current from the power supply terminal to ground.
    • 静电放电保护电路包括耦合在电源端子和地之间的比较器。 比较器响应于在比较器输出端产生触发信号的静电放电事件。 比较器包括第一和第二电流镜。 第一和第二电流镜各自包括感测装置和反射镜装置。 镜装置串联在电源端和地之间。 第一镜装置产生入射电流,第二镜装置接收吸收电流。 在电源端子上的电源电压等于或大于触发电源电压时,吸收电流超过入射电流,并在比较器输出端产生触发信号。 触发信号激活一个分流器件,它将电流从电源端子分流到地。
    • 36. 发明授权
    • Noise immune RC trigger for ESD protection
    • 免疫RC触发器用于ESD保护
    • US07570468B2
    • 2009-08-04
    • US11759337
    • 2007-06-07
    • David BernardAntoine Riviere
    • David BernardAntoine Riviere
    • H02H9/00
    • H02H9/046
    • An ESD protection circuit incorporates an ESD shunt device triggered by an ESD trigger network. In non-powered situations, a first RC time constant in the ESD trigger network, corresponds with the time range of the onset an ESD event and controls application of the ESD shunt device in response to the ESD event. A second RC time constant in a shunt trigger network is selected to be longer than the first RC time constant and holds-off triggering of a shunt device during ESD shunt protection. When activated during powered-on operation, the shunt device shunts a resistive element in the ESD trigger network forming a third time constant. The shunt device guards against false triggering during noise on a power rail by maintaining the third time constant in the ESD trigger network. The third time constant ensures that power rail voltage buildup due to noise dissipates before a false trigger develops.
    • ESD保护电路包含由ESD触发网络触发的ESD分流器件。 在非供电情况下,ESD触发网络中的第一个RC时间常数对应于ESD事件发生的时间范围,并控制ESD分流器件响应于ESD事件的应用。 分流触发网络中的第二个RC时间常数被选择为长于第一个RC时间常数,并且在ESD分流保护期间阻断分流器件的触发。 在上电操作期间被激活时,分流器件分流ESD触发网络中的电阻元件,形成第三时间常数。 分流装置通过保持ESD触发网络中的第三时间恒定来防止在电力轨道上的噪声期间的错误触发。 第三次常数确保在发生错误触发之前由于噪声而产生的电力轨电压累积消散。
    • 38. 发明申请
    • Multimodal natural language query system and architecture for processing voice and proximity-based queries
    • 用于处理语音和邻近度查询的多模态自然语言查询系统和架构
    • US20060116987A1
    • 2006-06-01
    • US11041605
    • 2005-01-24
    • David Bernard
    • David Bernard
    • G06F17/30
    • G06F17/30654G10L15/26Y10S707/99933
    • The present invention provides a wireless natural language query system, architecture, and method for processing multimodally-originated queries, including voice and proximity-based queries. The natural language query system includes a Web-enabled device including a speech input module for receiving a voice-based query in natural language form from a user and a location/proximity module for receiving location/proximity information from a location/proximity device. The natural language query system also includes a speech conversion module for converting the voice-based query in natural language form to text in natural language form and a natural language processing module for converting the text in natural language form to text in searchable form. The natural language query system further includes a semantic engine module for converting the text in searchable form to a formal database query and a database-look-up module for using the formal database query to obtain a result related to the voice-based query in natural language form from a database.
    • 本发明提供了一种用于处理多模式发起的查询的无线自然语言查询系统,架构和方法,包括基于语音和邻近度的查询。 自然语言查询系统包括具有Web功能的设备,其包括语音输入模块,用于从用户接收以自然语言形式的语音查询,以及位置/接近模块,用于从位置/邻近设备接收位置/邻近信息。 自然语言查询系统还包括一个语音转换模块,用于将自然语言形式的基于语音的查询以自然语言形式转换成文本;以及一种自然语言处理模块,用于将自然语言形式的文本转换成可搜索形式的文本。 自然语言查询系统还包括用于将可搜索形式的文本转换为形式数据库查询的语义引擎模块和用于使用形式数据库查询以获得与自然语音查询相关的结果的数据库查找模块 数据库中的语言形式。
    • 39. 发明申请
    • Voltage tolerant structure for I/O cells
    • I / O单元的耐压结构
    • US20060066355A1
    • 2006-03-30
    • US11028934
    • 2005-01-03
    • Vincent GosmainDavid Bernard
    • Vincent GosmainDavid Bernard
    • H03K19/094
    • H03K19/00315H01L2924/0002H01L2924/00
    • An input/output (I/O) buffer having an input mode and coupled between first and second supply voltages includes a PMOS pull-up transistor fabricated in an nwell, and a gate bias control transistor coupled to the gate of the PMOS pull-up transistor for coupling the gate of the PMOS pull-up transistor to an input/output node in response to an input signal having a voltage greater than approximately the first supply voltage. A well bias control circuit is coupled to the PMOS pull-up transistor and to a well drive transistor to couple the nwell terminal to the first supply voltage in response to the input signal having a voltage approximately equal to or less than the first supply voltage.
    • 具有输入模式并且耦合在第一和第二电源电压之间的输入/输出(I / O)缓冲器包括以n阱制造的PMOS上拉晶体管,以及耦合到PMOS上拉栅极的栅极偏置控制晶体管 晶体管,用于响应于具有大于大约第一电源电压的电压的输入信号,将PMOS上拉晶体管的栅极耦合到输入/输出节点。 阱偏置控制电路耦合到PMOS上拉晶体管和阱驱动晶体管,以响应于具有大致等于或小于第一电源电压的电压的输入信号将n阱端子耦合到第一电源电压。