RE-CONFIGURABLE RECEIVER CHANNELS FOR SENSING DEVICE

A system and method for interference detection comprises the steps of coupling, in a first mode, an input of a first receiver channel with an input of a second receiver channel. In the first mode, the first receiver channel generates a first output signal by mixing a first portion of a combined resu...

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Bibliographische Detailangaben
Hauptverfasser: ERDOGAN OZAN ERSAN, SHEN GUOZHONG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:A system and method for interference detection comprises the steps of coupling, in a first mode, an input of a first receiver channel with an input of a second receiver channel. In the first mode, the first receiver channel generates a first output signal by mixing a first portion of a combined resulting signal with a first mixing signal having a first phase. The combined resulting signal is simultaneously received from a first sensor electrode and a second sensor electrode. Further, in the first mode, the second receiver channel generates a second output signal by mixing a second portion of the combined resulting signal with a second mixing signal having a second phase orthogonal to the first phase. The first portion of the combined resulting signal differs from the second portion of the combined resulting signal. 一种用于干扰检测的系统和方法,包括:在第一模式中,将第一接收器通道的输入与第二接收器通道的输入耦合。在第一模式中,第一接收器通道通过将组合的结果信号的第一部分与具有第一相位的第一混合信号混合来生成第一输出信号。组合的结果信号从第一传感器电极和第二传感器电极同时接收。此外,在第一模式中,第二接收器通道通过将组合的结果信号的第二部分与具有与第一相位正交的第二相位的第二混合信号混合来生成第二输出信