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    • 5. 发明授权
    • Sensor with at least one micromechanical structure, and method for producing it
    • 具有至少一个微机械结构的传感器及其制造方法
    • US07273764B2
    • 2007-09-25
    • US11028370
    • 2005-01-03
    • Frank ReichenbachStefan PinterFrank HenningHans ArtmannHelmut BaumannFranz LaemerMichael OffenbergGeorg Bischopink
    • Frank ReichenbachStefan PinterFrank HenningHans ArtmannHelmut BaumannFranz LaemerMichael OffenbergGeorg Bischopink
    • H01L21/00
    • B81C1/00293B81B2201/0228B81B2207/095B81C2201/0115B81C2203/0136B81C2203/0145
    • The invention relates to a sensor with at least one silicon-based micromechanical structure, which is integrated with a sensor chamber of a foundation wafer, and with at least one covering that covers the foundation wafer in the region of the sensor chamber, and to a method for producing a sensor. It is provided that in the sensor of the invention, the covering (13) comprises a first layer (32) (deposition layer) that is permeable to an etching medium and the reaction products, and a hermetically sealing second layer (34) (sealing layer) located above it, and that in the method of the invention, at least the sensor chamber (28) present in the foundation wafer (11) after the establishment of the structure (26) is filled with an oxide (30), in particular CVD oxide or porous oxide; the sensor chamber (28) is covered by a first layer (32) (deposition layer), in particular of polysilicon, that is transparent to an etching medium and the reaction products or is retroactively made transparent; the oxide (30) in the sensor chamber (28) is removed through the deposition layer (32) with the etching medium; and next, a second layer (34) (sealing layer), in particular of metal or an insulator, is applied to the deposition layer (32) and hermetically seals off the sensor chamber (28).
    • 本发明涉及具有至少一个硅基微机械结构的传感器,其与基础晶片的传感器室结合,并且在传感器室的区域中具有覆盖基础晶片的至少一个覆盖物,以及至少一个 传感器的制造方法 设置在本发明的传感器中,覆盖物(13)包括可蚀刻介质和反应产物的第一层(沉积层)和密封的第二层(34)(密封 层),并且在本发明的方法中,在建立结构(26)之后,至少存在于基础晶片(11)中的传感器室(28)填充有氧化物(30),其中 特定的CVD氧化物或多孔氧化物; 传感器室(28)由对蚀刻介质和反应产物透明的或者具有回溯性的透明的第一层(32)(沉积层)(特别是多晶硅)覆盖; 传感器室(28)中的氧化物(30)通过蚀刻介质通过沉积层(32)去除; 接下来,将特别是金属或绝缘体的第二层(34)(密封层)施加到沉积层(32)并气密地密封传感器室(28)。
    • 6. 发明授权
    • Method and node for localizing a node in a wireless network
    • 用于在无线网络中定位节点的方法和节点
    • US08963777B2
    • 2015-02-24
    • US14148185
    • 2014-01-06
    • Frank ReichenbachPal Orten
    • Frank ReichenbachPal Orten
    • G01S3/02G01S5/10G01S5/02G01S11/06G01S11/14H04B17/00
    • G01S5/10G01S5/0226G01S5/0236G01S5/0289G01S11/06G01S11/14H04B17/26H04B17/27H04B17/318
    • A method for localizing a node in a wireless network, the method including: receiving location signals transmitted by beacons, the location signals including information about the locations of the respective beacons; detecting the respective received signal strengths of the received location signals; obtaining information about the different signal levels at which the beacons can transmit; studying the received location signals; determining the signal levels used by each of the beacons for the transmission of the location signals, based on the studying of the received signals; calculating a distance to each of the beacons based on the detected signal strengths and the determined signal levels; and localizing the node by means of the received location information and the calculated distances. The invention also relates to a node ant to a wireless network.
    • 一种用于定位无线网络中的节点的方法,所述方法包括:接收由信标发送的位置信号,所述位置信号包括关于各个信标的位置的信息; 检测所接收的位置信号的各个接收信号强度; 获得关于信标可以传输的不同信号电平的信息; 研究收到的位置信号; 基于对接收到的信号的研究,确定每个信标用于发送位置信号的信号电平; 基于检测到的信号强度和确定的信号电平计算到每个信标的距离; 并通过所接收的位置信息和计算的距离来定位节点。 本发明还涉及到无线网络的节点。
    • 7. 发明申请
    • Method And Node For Localizing A Node In A Wireless Network
    • 用于在无线网络中定位节点的方法和节点
    • US20140118193A1
    • 2014-05-01
    • US14148185
    • 2014-01-06
    • Frank ReichenbachPal Orten
    • Frank ReichenbachPal Orten
    • G01S5/10
    • G01S5/10G01S5/0226G01S5/0236G01S5/0289G01S11/06G01S11/14H04B17/26H04B17/27H04B17/318
    • A method for localizing a node in a wireless network, the method including: receiving location signals transmitted by beacons, the location signals including information about the locations of the respective beacons; detecting the respective received signal strengths of the received location signals; obtaining information about the different signal levels at which the beacons can transmit; studying the received location signals; determining the signal levels used by each of the beacons for the transmission of the location signals, based on the studying of the received signals; calculating a distance to each of the beacons based on the detected signal strengths and the determined signal levels; and localizing the node by means of the received location information and the calculated distances. The invention also relates to a node ant to a wireless network.
    • 一种用于定位无线网络中的节点的方法,所述方法包括:接收由信标发送的位置信号,所述位置信号包括关于各个信标的位置的信息; 检测所接收的位置信号的各个接收信号强度; 获得关于信标可以传输的不同信号电平的信息; 研究收到的位置信号; 基于对接收到的信号的研究,确定每个信标用于发送位置信号的信号电平; 基于检测到的信号强度和确定的信号电平计算到每个信标的距离; 并通过所接收的位置信息和计算的距离来定位节点。 本发明还涉及到无线网络的节点。
    • 8. 发明申请
    • SEMICONDUCTOR COMPONENT HAVING A MICROMECHANICAL MICROPHONE STRUCTURE
    • 具有微机电麦克风结构的半导体元件
    • US20120091545A1
    • 2012-04-19
    • US13262905
    • 2010-04-06
    • Frank ReichenbachArnim HoechstThomas Buck
    • Frank ReichenbachArnim HoechstThomas Buck
    • H01L29/84
    • B81B3/0008B81B2201/0257H04R19/005H04R19/016
    • A simple and cost-effective form of implementing a semiconductor component having a micromechanical microphone structure, including an acoustically active diaphragm as a deflectable electrode of a microphone capacitor, a stationary, acoustically permeable counterelement as a counter electrode of the microphone capacitor, and means for applying a charging voltage between the deflectable electrode and the counter electrode of the microphone capacitor. In order to not impair the functionality of this semiconductor component, even during overload situations in which contact occurs between the diaphragm and the counter electrode, the deflectable electrode and the counter electrode of the microphone capacitor are counter-doped, at least in places, so that they form a diode in the event of contact. In addition, the polarity of the charging voltage between the deflectable electrode and the counter electrode is such that the diode is switched in the blocking direction.
    • 实现具有微机械麦克风结构的半导体部件的简单和成本有效的形式,包括作为麦克风电容器的可偏转电极的声学活动光圈,作为麦克风电容器的对电极的静止的,声学可渗透的反射器,以及用于 在麦克风电容器的可偏转电极和对电极之间施加充电电压。 为了不损害该半导体元件的功能,即使在隔膜和对电极之间发生接触的过载情况下,麦克风电容器的可偏转电极和对电极至少在某些地方相互掺杂 它们在接触的情况下形成二极管。 此外,可偏转电极和对电极之间的充电电压的极性使得二极管在阻挡方向上被切换。