ELECTRODE HOLDING ARRANGEMENT AND MANUFACTURING METHOD THEREOF
    41.
    发明公开
    ELECTRODE HOLDING ARRANGEMENT AND MANUFACTURING METHOD THEREOF 审中-公开
    ELEKTRODENHALTEANORDNUNG UND HERSTELLUNGSVERFAHRENDAFÜR

    公开(公告)号:EP3135191A1

    公开(公告)日:2017-03-01

    申请号:EP16186481.4

    申请日:2016-08-31

    IPC分类号: A61B5/00

    摘要: An electrode holding arrangement (100) for biosignal acquisition or stimulation, comprising: a piece of flexible material (20) adapted for being fixed to a certain body part; and at least one electrode spring element (30) created within the piece of flexible material (20) by cutting out a certain geometric profile (40) from said flexible material (20), and configured for, when the piece of flexible material (20) is fixed to a body part (97, 98) and an electrode (60) is attached to the at least one electrode spring element and is positioned on a body tissue surface (80A) so that it generates a force (FE) that makes the electrode spring element protrude outside the horizontal plane (H) of the plastic piece of flexible material, generating a force (FC) that presses the electrode (60) against the body tissue surface (80A).

    摘要翻译: 一种用于生物信号获取或刺激的电极保持装置(100),包括:适于固定到某一身体部分的柔性材料片(20); 以及通过从所述柔性材料(20)切出一定几何轮廓(40)而形成在所述柔性材料(20)内的至少一个电极弹簧元件(30),并且构造成当所述柔性材料(20) )固定到主体部分(97,98),并且电极(60)附接到所述至少一个电极弹簧元件并且被定位在身体组织表面(80A)上,使得其产生力(FE),其使得 电极弹簧元件突出在塑料片的柔性材料的水平面(H)的外侧,产生将电极(60)压靠在身体组织表面(80A)上的力(FC)。

    GAS SENSOR WITH FREQUENCY MEASUREMENT OF IMPEDANCE
    43.
    发明公开
    GAS SENSOR WITH FREQUENCY MEASUREMENT OF IMPEDANCE 审中-公开
    传感器MIT FREQUENZMESSUNG VON IMPEDANZ

    公开(公告)号:EP3115774A1

    公开(公告)日:2017-01-11

    申请号:EP15175558.4

    申请日:2015-07-06

    发明人: WOUTERS, Daan

    IPC分类号: G01N27/02 G01N27/404

    摘要: The present invention relates to methods and devices for gas sensing. According to the present invention, a gas sensor (100) comprises at least one sensing element (104), which in turn comprises at least an ionic liquid and at least one set of electrodes (101, 102) for polarizing the at least one sensing element (104). An electric power source (105) powers the at least two electrodes, thus generating an impedimetric response signal from the sensing element (104). Finally, a readout circuitry (106) separately analyzes the resistive and capacitive components in the impedimetric response signal, allowing multi-detection of different gasses and reducing cross-sensitivity.

    摘要翻译: 本发明涉及用于气体感测的方法和装置。 根据本发明,气体传感器(100)包括至少一个感测元件(104),该传感元件又包括至少一个离子液体和至少一组电极(101,102),用于使至少一个感测 元件(104)。 电源(105)为至少两个电极供电,从而从感测元件(104)产生阻抗响应信号。 最后,读出电路(106)分别分析阻抗响应信号中的电阻和电容分量,允许多次检测不同的气体并降低交叉敏感度。

    ADPLL with a TDC having a reduced DTC range
    45.
    发明公开
    ADPLL with a TDC having a reduced DTC range 审中-公开
    ADTCL einem TDC mit reduziertem DTC-Bereich

    公开(公告)号:EP3035535A1

    公开(公告)日:2016-06-22

    申请号:EP14199418.6

    申请日:2014-12-19

    发明人: Liu, Yao-Hong

    IPC分类号: H03L7/091 H03L7/081

    摘要: An All-Digital-Phase-Locked-Loop, ADPLL, arranged for generating a DCO output signal and a feedback loop comprising a set of components for controlling the DCO. The components comprising a Time-to-Digital Converter provided for performing phase detection within a predetermined observation window between a reference signal and an enable signal, a first subset of components arranged for generating the enable signal from the DCO output signal, and a second subset of components arranged for positioning the reference signal within the predetermined observation window. The first subset of components comprises a multiphase generator unit deriving from the DCO output signal a plurality of phase-shifted DCO copies and a phase selection unit for selecting on the basis of the phase setting control signal a DCO copy having an appropriate phase-shift for generating the enable signal. The DTC of the second subset of components has a reduced range with respect to that of the period of the multiphase generator output signals over at least part of the frequency range of the DCO.

    摘要翻译: 布置成产生DCO输出信号的全数字锁相环ADPLL和包括用于控制DCO的一组组件的反馈回路。 包括时间数字转换器的组件,用于在参考信号和使能信号之间的预定观察窗内执行相位检测,被配置用于从DCO输出信号产生使能信号的第一组分组,以及第二子集 被布置用于将参考信号定位在预定观察窗内的部件。 组件的第一子集包括从DCO输出信号导出多个相移DCO副本的多相发生器单元和用于根据相位设置控制信号选择具有适当相移的DCO副本的相位选择单元, 产生使能信号。 组件的第二子集的DTC相对于多相发电机输出信号的周期在DCO的频率范围的至少一部分上具有减小的范围。

    ELECTRODE FOR BIOPOTENTIAL SENSING
    46.
    发明公开
    ELECTRODE FOR BIOPOTENTIAL SENSING 审中-公开
    ELEKTRODE ZUR ERFASSUNG VON BIOPOTENTIAL

    公开(公告)号:EP3033994A1

    公开(公告)日:2016-06-22

    申请号:EP15198642.9

    申请日:2015-12-09

    摘要: An electrode (100) for biopotential sensing comprising a main electrode base (1) and at least a first plurality of contact pins (2) protruding from that main electrode base and intended for making contact with a subject's skin. Each of said first plurality of contact pins (2) comprises at least one conductive mesh (3) having an elongated pillar shape. A headset or biopotential monitoring system comprising such an electrode for biopotential sensing.

    摘要翻译: 一种用于生物电位感测的电极(100),包括主电极基座(1)和从该主电极基座突出并用于与被检者的皮肤接触的至少第一多个接触针(2)。 所述第一多个接触销(2)中的每一个包括具有细长柱形状的至少一个导电网(3)。 包括用于生物电位感测的这种电极的耳机或生物电势监测系统。

    SYSTEM AND METHOD FOR BLOOD PRESSURE ESTIMATION
    47.
    发明公开
    SYSTEM AND METHOD FOR BLOOD PRESSURE ESTIMATION 有权
    系统VERFAHRENFÜRSCHÄTZUNGDES BLUTDRUCKS

    公开(公告)号:EP3033991A1

    公开(公告)日:2016-06-22

    申请号:EP15198637.9

    申请日:2015-12-09

    发明人: Casale, Pierluigi

    IPC分类号: A61B5/021 A61B5/0295 A61B5/00

    摘要: An electronic system (100) for estimating a subject's blood pressure, comprising: a feature extraction module (10) configured for receiving a subject's photoplethysmogram signal (PPG1), detecting a plurality of signal characteristic points on said received photoplethysmogram signal (PPG1), calculating a plurality of distances in both time and amplitude between any two of said detected photoplethysmogram signal characteristic points, and providing a feature information signal (FE) comprising information about said calculated distances; and a blood pressure calculation module (20) configured for receiving said photoplethysmogram signal (PPG1), said feature information signal (FE) and anthropometric characteristics (AC) of the subject, and the blood pressure calculation module (20) comprising a first estimation module (21) configured for calculating systolic and diastolic blood pressure values (SBP, DBP) of the subject based on said received feature information signal (FE) and anthropometric characteristics (AC), and a second estimation module (25) configured for calculating continuous mean blood pressure values (CMBP) of the subject based on said calculated systolic and diastolic blood pressure values (SBP, DBP) and said photoplethysmogram signal (PPG1); and wherein the first estimation module (21) uses a machine-learning regression model for calculating said systolic and diastolic blood pressure values (SBP, DBP) and the second estimation module (25) uses a Hilbert-Huang transform and an empirical mode decomposition process for calculating said continuous mean blood pressure values (CMBP).

    摘要翻译: 1.一种用于估计被检者的血压的电子系统(100),其特征在于,具备:特征提取模块(10),被配置为接收被检体的光电位置运算图信号(PPG1),检测所述接收到的光电容积图信号(PPG1)上的多个信号特征点, 在所述检测到的光电容积图信号特征点中的任意两个之间的时间和幅度中的多个距离,并且提供包括关于所述计算出的距离的信息的特征信息信号(FE) 以及血压计算模块(20),被配置为接收所述受检者的所述光电容积图信号(PPG1),所述特征信息信号(FE)和人体测量特征(AC),所述血压计算模块(20)包括第一估计模块 (21),被配置为基于所述接收到的特征信息信号(FE)和人体测量特征(AC)来计算受试者的收缩压和舒张压值(SBP,DBP);以及第二估计模块(25),被配置为计算连续平均值 基于所计算的收缩压和舒张压值(SBP,DBP)和所述光电容积图(PPG1)的受试者的血压值(CMBP); 并且其中所述第一估计模块(21)使用用于计算所述收缩压和舒张压值(SBP,DBP)的机器学习回归模型,并且所述第二估计模块(25)使用希尔伯特 - 黄变换和经验模式分解过程 用于计算所述连续平均血压值(CMBP)。

    Harmonics Cancellation Circuit for a Power Amplifier
    48.
    发明公开
    Harmonics Cancellation Circuit for a Power Amplifier 有权
    HarmonikauflösungsschaltungfüreinenLeistungsverstärker

    公开(公告)号:EP2884659A1

    公开(公告)日:2015-06-17

    申请号:EP13196361.3

    申请日:2013-12-10

    发明人: Ba, Ao

    IPC分类号: H03F3/217

    摘要: The present invention relates to a circuit (100) comprising
    - an input port for applying a sinusoidal input signal (1),
    - a first buffering means (10) for converting the sinusoidal input signal into a square wave signal (2), the DC level of the square wave signal defined by an adjustable threshold voltage level, and a
    - an output port for outputting the square wave signal to a power amplifier (30).
    The circuit is characterised by a feedback loop comprising a low pass filtering means (40) arranged for filtering the square wave signal and comparing means (50) arranged for comparing a DC level of a filtered signal received from the low pass filtering means with a pre-set reference level, said reference level selected for cancelling a given harmonic component, said comparing means further arranged for outputting to the first buffering means (10) a correction signal for adjusting the threshold voltage level of the first buffering means.

    摘要翻译: 本发明涉及一种电路(100),包括:用于施加正弦输入信号(1)的输入端口, - 用于将正弦输入信号转换成方波信号(2)的第一缓冲装置(10),DC 由可调阈值电压电平定义的方波信号的电平,以及a - 用于将方波信号输出到功率放大器(30)的输出端口。 该电路的特征在于包括布置成滤波方波信号的低通滤波装置(40)和比较装置(50)的反馈回路,该装置用于将从低通滤波装置接收的滤波信号的直流电平与预滤波装置 所述参考电平选择用于消除给定谐波分量的所述参考电平,所述比较装置还被布置为向第一缓冲装置(10)输出用于调整第一缓冲装置的阈值电压电平的校正信号。

    Oscillator buffer and method for calibrating the same
    49.
    发明公开
    Oscillator buffer and method for calibrating the same 审中-公开
    Oszillatorpuffer und Kalibrierungsverfahrendafür

    公开(公告)号:EP2874042A1

    公开(公告)日:2015-05-20

    申请号:EP13192650.3

    申请日:2013-11-13

    CPC分类号: H03L1/00 H03K5/1565

    摘要: The present invention relates to a buffering circuit (21) for buffering an oscillator signal. The buffering circuit comprises
    - a plurality of PMOS and NMOS transistor pairs connected in parallel, each pair having connected gate terminals and connected drain terminals forming an inverter circuit, each pair arranged for receiving via a direct coupling an oscillator signal at its gate terminal, each pair further being connected with an additional PMOS and NMOS transistor (P1, N1, P2, N2)
    - a control circuit (4) arranged for receiving an output signal output by said inverter circuits, for deriving information on the DC level of said output signal and for adjusting a voltage transfer curve expressing a relationship between a voltage at the input and output of said buffering circuit, by switching on or off said additional PMOS and NMOS transistors based on said derived information

    摘要翻译: 本发明涉及一种用于缓冲振荡器信号的缓冲电路(21)。 缓冲电路包括:并联连接的多个PMOS和NMOS晶体管对,每对具有连接的栅极端子和形成反相器电路的连接的漏极端子,每对配置用于通过其栅极端子处的直接耦合振荡器信号来接收每个 配对还与附加的PMOS和NMOS晶体管(P1,N1,P2,N2)连接 - 一个控制电路(4),用于接收由所述反相器电路输出的输出信号,用于导出关于所述输出信号的DC电平的信息 并且用于通过基于所述导出的信息来接通或关断所述附加PMOS和NMOS晶体管来调整表示所述缓冲电路的输入和输出之间的电压之间的关系的电压传递曲线

    Biopotential signal acquisition system and method
    50.
    发明公开
    Biopotential signal acquisition system and method 有权
    生物电位信号系统和Verfahren

    公开(公告)号:EP2818103A1

    公开(公告)日:2014-12-31

    申请号:EP13173917.9

    申请日:2013-06-27

    摘要: A biopotential signal acquisition system comprises: a first active electrode (10) comprising an integrated pre-amplifier (12) and an analogue to digital converter (14); a second active electrode (16) comprising an integrated preamplifier (18) and an analogue to digital converter (20), wherein the second active electrode has variable gain; a test signal generator (38) for generating a test signal at a test frequency and coupling the test signal to the first and/or second active electrodes (10,16); and a digital signal processor (30) adapted to: process the digital outputs (Vout_ref, Vout1) of the first and second active electrodes (10,16) to derive a gain control signal (D1) based on a difference between the first and second active electrode outputs (Vout_ref, Vout1) at the test frequency, and apply the gain control signal (D1) to the second active electrode (16).

    摘要翻译: 生物电位信号采集系统包括:包括集成前置放大器(12)和模数转换器(14)的第一有源电极(10); 包括集成前置放大器(18)和模数转换器(20)的第二有源电极(16),其中所述第二有源电极具有可变增益; 测试信号发生器(38),用于在测试频率处产生测试信号,并将测试信号耦合到第一和/或第二有源电极(10,16); 以及数字信号处理器(30),其适于:处理所述第一和第二有源电极(10,16)的数字输出(Vout_ref,Vout1),以基于所述第一和第二有源电极之间的差导出增益控制信号(D1) 在测试频率处的有源电极输出(Vout_ref,Vout1),并将增益控制信号(D1)施加到第二有源电极(16)。