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公开(公告)号:US20150214948A1
公开(公告)日:2015-07-30
申请号:US14677658
申请日:2015-04-02
Applicant: NXP B.V.
Inventor: Dominicus Marinus Roozeboom , Sharad Murari , Harold Garth Hanson
IPC: H03K19/0175 , H03K19/173 , H03K5/24
CPC classification number: H03K19/017581 , H03K5/24 , H03K19/173 , H03M1/365
Abstract: A state-detection circuit facilitates the detection of the state of an input pin relative to several different types of input circuits. According to an example embodiment, a state-detection circuit includes a plurality of comparators and circuit components, configured to provide a plurality of binary output signals that collectively indicate a state of an input pin to which the comparators are coupled. The state-detection circuit is configured to facilitate the detection of several different types of input circuits, based upon the binary output signals.
Abstract translation: 状态检测电路有助于检测输入引脚相对于多种不同类型的输入电路的状态。 根据示例实施例,状态检测电路包括多个比较器和电路部件,其被配置为提供多个二进制输出信号,其共同指示比较器耦合到的输入引脚的状态。 状态检测电路被配置为便于基于二进制输出信号检测几种不同类型的输入电路。
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公开(公告)号:US09667253B2
公开(公告)日:2017-05-30
申请号:US14677658
申请日:2015-04-02
Applicant: NXP B.V.
Inventor: Dominicus Marinus Roozeboom , Sharad Murari , Harold Garth Hanson
IPC: H01L25/00 , H03K19/0175 , H03M1/36 , H03K5/24 , H03K19/173
CPC classification number: H03K19/017581 , H03K5/24 , H03K19/173 , H03M1/365
Abstract: A state-detection circuit facilitates the detection of the state of an input pin relative to several different types of input circuits. According to an example embodiment, a state-detection circuit includes a plurality of comparators and circuit components, configured to provide a plurality of binary output signals that collectively indicate a state of an input pin to which the comparators are coupled. The state-detection circuit is configured to facilitate the detection of several different types of input circuits, based upon the binary output signals.
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公开(公告)号:US10088884B2
公开(公告)日:2018-10-02
申请号:US14921276
申请日:2015-10-23
Applicant: NXP B.V.
Inventor: Kenneth Jaramillo , Madan Mohan Reddy Vemula , Sharad Murari , Abhijeet Chandrakant Kulkarni , Krishnan Tiruchi Natarajan
Abstract: A protocol can specifie a power-sourcing voltage range that indicates power sourcing capabilities. Additional power sourcing capabilities can be communicated using voltage variations within the power-sourcing voltage range. A power-sourcing device can provide power to an external power-sinking device over a wired connection containing a plurality of wires. A voltage control circuit can be configured to drive a voltage over a wire of the plurality of wires. Processing circuitry can communicate, using the voltage control circuit, first power-sourcing capabilities to the external power-sinking device by setting the voltage over the wire to a value within the power-sourcing voltage range. The processing circuitry can also communicate, using the voltage control circuit, the additional power sourcing capabilities of the power-sourcing device using voltage variations on the wire, the voltage variations maintaining voltage on the wire within the power-sourcing voltage range.
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公开(公告)号:US20170115711A1
公开(公告)日:2017-04-27
申请号:US14921276
申请日:2015-10-23
Applicant: NXP B.V.
Inventor: Kenneth Jaramillo , Madan Mohan Reddy Vemula , Sharad Murari , Abhijeet Chandrakant Kulkarni , Krishnan Tiruchi Natarajan
CPC classification number: G06F1/266 , G06F13/102 , G06F13/4282 , G06F2213/0042 , H04L12/10 , H04L12/40045
Abstract: A protocol can specifie a power-sourcing voltage range that indicates power sourcing capabilities. Additional power sourcing capabilities can be communicated using voltage variations within the power-sourcing voltage range. A power-sourcing device can provide power to an external power-sinking device over a wired connection containing a plurality of wires. A voltage control circuit can be configured to drive a voltage over a wire of the plurality of wires. Processing circuitry can communicate, using the voltage control circuit, first power-sourcing capabilities to the external power-sinking device by setting the voltage over the wire to a value within the power-sourcing voltage range. The processing circuitry can also communicate, using the voltage control circuit, the additional power sourcing capabilities of the power-sourcing device using voltage variations on the wire, the voltage variations maintaining voltage on the wire within the power-sourcing voltage range.
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