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    • 2. 发明授权
    • Method and device for reading out image data of a sub-range of an image
    • 用于读出图像的子范围的图像数据的方法和装置
    • US07283167B1
    • 2007-10-16
    • US10220547
    • 2000-03-01
    • Olaf SchreyMichael SchanzWerner BrockherdeBedrich Hosticka
    • Olaf SchreyMichael SchanzWerner BrockherdeBedrich Hosticka
    • H04N3/14
    • H04N5/3765H04N5/345H04N5/3742
    • A device for reading out image data of a sub-range of an image captured by an image sensor is described, the image sensor including a plurality of image sensor elements which can be read out by an activation signal sequentially appliable to same according to a predetermined clock signal, wherein the image sensor elements outputting the image data for the sub-range can be determined by means of an activation pattern. The device comprises a plurality of branch blocks connected in series storing the activation pattern, wherein each of the branch blocks, depending on the activation pattern, applies the activation signal received to one or several image sensor elements associated with a branch block or passes same on to a subsequent branch block or a terminating element. The activation pattern is stored in the branch blocks substantially simultaneously to the activation signal. No delay or latency times, respectively, occur in the sensor readout.
    • 描述了用于读出由图像传感器捕获的图像的子范围的图像数据的装置,所述图像传感器包括多个图像传感器元件,所述多个图像传感器元件可以通过根据预定的顺序适用于其的激活信号读出 时钟信号,其中输出子范围的图像数据的图像传感器元件可以通过激活模式来确定。 该装置包括串联连接的多个分支块,存储激活模式,其中根据激活模式,每个分支模块将接收到的激活信号应用于与分支模块相关联的一个或多个图像传感器元件,或将其传递到 到后续的分支块或终止元件。 激活模式基本上同时存储在激活信号中的分支块中。 分别在传感器读数中发生延迟或延迟时间。
    • 3. 发明授权
    • Detection of optical radiation using a photodiode structure
    • 使用光电二极管结构检测光学辐射
    • US07947939B2
    • 2011-05-24
    • US12066863
    • 2005-09-15
    • Olaf SchreyBedrich HostickaWerner Brockherde
    • Olaf SchreyBedrich HostickaWerner Brockherde
    • H01L27/00
    • H04N5/3575H04N5/3745H04N13/207H04N13/254
    • The central idea of the present invention is that a readout result of an optical detection unit which is based on accumulating photocharges can be improved when the charge carriers accumulated on a photodiode capacitance can be transferred to a readout capacitance before being read out by a readout unit, and when the state of the readout capacitance can be read out in a non-destructive manner by the readout unit, so that a noise portion in the readout signal can be corrected by reading out the readout capacitance during charge accumulation and again reading out the readout capacitance after the end of charge accumulation. Additionally, it becomes possible by the transfer to the readout capacitance to vary the sensitivity of the optical detection device within broad limits and to record a sequence of successive light pulses, without having to reset a photodiode before recording every single light pulse.
    • 本发明的中心思想在于,当在读出单元读出之前,当累积在光电二极管电容上的电荷载流子可以转移到读出电容时,可以提高基于积累光电荷的光学检测单元的读出结果 ,并且当读出电容的状态可以通过读出单元以非破坏性的方式读出时,使得读出信号中的噪声部分可以通过读出电荷累积期间的读出电容而被校正,并再次读出 电荷累积结束后的读数电容。 此外,通过转移到读出电容可以在宽范围内改变光学检测装置的灵敏度并记录连续的光脉冲序列,而不必在记录每个单个光脉冲之前复位光电二极管。
    • 5. 发明申请
    • Image Sensor, Method for Operating an Image Sensor, and Computer Program
    • 图像传感器,操作图像传感器的方法和计算机程序
    • US20090009645A1
    • 2009-01-08
    • US12166651
    • 2008-07-02
    • Olaf SchreyBedrich HostickaWerner Brockherde
    • Olaf SchreyBedrich HostickaWerner Brockherde
    • H04N5/335
    • H04N5/3743
    • An image sensor includes a plurality of image elements configured to provide associated image element signals which are dependent on light intensities incident on the image elements. The image sensor includes an accumulation circuit with a plurality of charge storage elements, wherein the accumulation circuit is configured to change charges on the charge storage elements during a phase in dependence on image element signals of respectively associated image elements. The accumulation circuit is further configured to change an association between charge storage elements and associated image elements in successive phases, so that in operation, a charge on one of the charge storage elements depends on image element signals of plural image elements in a plurality of phases.
    • 图像传感器包括被配置为提供依赖于入射在图像元件上的光强度的相关图像元素信号的多个图像元件。 图像传感器包括具有多个电荷存储元件的累积电路,其中累积电路被配置为在依赖于分别相关联的图像元素的图像元素信号的相位期间改变电荷存储元件上的电荷。 积累电路还被配置为在连续相位中改变电荷存储元件和相关图像元素之间的关联,使得在操作中,电荷存储元件中的一个上的电荷依赖于多个相位中的多个图像元素的图像元素信号 。
    • 6. 发明申请
    • Video Endoscopy Device
    • 视频内窥镜装置
    • US20070197919A1
    • 2007-08-23
    • US11625218
    • 2007-01-19
    • Ingo KrischWerner BrockherdeBedrich Hosticka
    • Ingo KrischWerner BrockherdeBedrich Hosticka
    • A61B6/00
    • A61B5/0086A61B1/05A61B1/051A61B1/0607A61B1/3137A61B5/01A61B5/026
    • A video endoscopy device includes a sensor device and a catheter for routing radiation to a distal end of the catheter and for outputting same at the distal end of the catheter, and for receiving reflected radiation at the distal end and imaging same onto the sensor device, the sensor device being arranged, within the catheter, near the distal end of the catheter, and is configured to convert the reflected radiation into an electric signal, and the catheter being configured to route the electric signal to a proximal end of the catheter. The video endoscopy device thus allows improved image quality, such as with pre-, intra-, and post-operative observations at and/or in organs and vessels in an actual, i.e. blood-filled, environment.
    • 视频内窥镜装置包括传感器装置和用于将辐射布置到导管的远端并用于在导管的远端处输出的导管,并且用于在远端处接收反射的辐射并将其成像到传感器装置上, 所述传感器装置在所述导管内布置在所述导管的远端附近,并且被配置为将所述反射的辐射转换成电信号,并且所述导管被配置为将所述电信号路由到所述导管的近端。 视频内窥镜装置因此允许改善的图像质量,例如在实际的,即充满血液的环境中在和/或器官和血管中进行术前,术中和术后观察。
    • 7. 发明申请
    • Optical Distance Measuring Device and Method for Optical Distance Measurement
    • 光学距离测量装置及光学距离测量方法
    • US20120268727A1
    • 2012-10-25
    • US12937948
    • 2009-04-07
    • Olaf SchreyWerner BrockherdeBedrich HostickaWiebke Ulfig
    • Olaf SchreyWerner BrockherdeBedrich HostickaWiebke Ulfig
    • G01C3/08H01J40/14
    • G01C3/08G01S7/487G01S17/107G01S17/89
    • The present invention describes an optical distance measuring device having a pulsed radiation source that is implemented to transmit, in a temporally contiguous radiation pulse period, a radiation pulse having a pulse duration tp that is shorter than the radiation pulse period, and to transmit no radiation pulse in a temporally contiguous dark period. Further, the optical distance measuring device includes a detector for detecting different amounts of radiation in two overlapping detection periods during the radiation pulse period to capture reflections of the radiation pulse at an object surface and a background radiation and/or in two overlapping detection periods during the dark period to capture background radiation. The optical distance measuring device further includes an evaluator determining a signal depending on a distance of the optical distance measuring device to an object based on the detected amount of radiation. Further, the present invention provides a method for optical distance measurement and for multiple sampling.
    • 本发明描述了一种具有脉冲辐射源的光学距离测量装置,其被实现为在时间上相邻的辐射脉冲周期内发射具有比辐射脉冲周期短的脉冲持续时间tp的辐射脉冲,并且不传输辐射 在时间上连续的黑暗时期脉冲。 此外,光学距离测量装置包括检测器,用于在辐射脉冲周期期间在两个重叠的检测周期中检测不同的辐射量,以捕获在物体表面和背景辐射处的辐射脉冲的反射和/或在两个重叠的检测周期期间 黑暗时期拍摄背景辐射。 光学距离测量装置还包括评估器,其基于检测到的辐射量确定取决于光学距离测量装置与对象的距离的信号。 此外,本发明提供了一种用于光学距离测量和多次采样的方法。
    • 8. 发明授权
    • Distance sensor and method for detecting a distance
    • 距离传感器和距离检测方法
    • US07186965B2
    • 2007-03-06
    • US11410720
    • 2006-04-25
    • Olaf SchreyWerner BrockherdeBedrich Hosticka
    • Olaf SchreyWerner BrockherdeBedrich Hosticka
    • H01J40/14
    • G01S7/481G01S7/4863G01S17/89G01S17/936
    • An indirect detection of the reflected radiation pulses, when measuring a distance by means of the photoeffect, allows considerably expanding the usability of the distance sensor and the distance measuring method, wherein the adaption to a new field of application only requires little design changes. Since in the external photoeffect the photoelectrons are ejected from the material irradiated photon by photon or quantum by quantum and the photons, when being ejected, only require a certain minimum energy and correspondingly the radiation used for irradiation only requires a sufficiently small wavelength, the external photoeffect allows detecting radiation over a large spectral range. When interferences occur in a certain wavelength range in a certain field of application, the operating wavelength range of the distance sensor technology may at first simply be set to another spectral range by using such an irradiation source having a spectrum outside the spectral range containing the interferences.
    • 当通过光效测量距离时,反射辐射脉冲的间接检测允许显着扩展距离传感器的可用性和距离测量方法,其中适应于新的应用领域仅需要很少的设计变化。 由于在外部光电效应中,光电子通过光子或量子的量子从材料照射的光子中喷出,并且当被喷射时,光子仅需要一定的最小能量,相应地,用于照射的辐射仅需要足够小的波长,外部 光电效应允许在大的光谱范围内检测辐射。 当在某一应用领域中发生特定波长范围内的干扰时,距离传感器技术的工作波长范围可以首先通过使用具有包含干扰的光谱范围之外的光谱的照射源简单地设置到另一个光谱范围 。
    • 10. 发明申请
    • Detector
    • 探测器
    • US20100308213A1
    • 2010-12-09
    • US12775204
    • 2010-05-06
    • Daniel Durini RomeroWerner BrockherdeBedrich Hosticka
    • Daniel Durini RomeroWerner BrockherdeBedrich Hosticka
    • H01J40/14H01L31/10H01L31/18H01L31/0352
    • H01L27/14H01L27/14609H01L27/14612H01L27/14689H01L31/09
    • A detector for detecting electromagnetic radiation includes a semiconductor substrate of a first doping type, and a well in the semiconductor substrate, the well being of a second doping type. The first doping type and the second doping type are different and the well has an increasing dopant concentration in a direction parallel to a surface of the semiconductor substrate. In addition, the detector includes a detector terminal doping region which is arranged at least partly in the well in a terminal region of the well. The detection of electromagnetic radiation is based on a generation of free charge carriers by the electromagnetic radiation in a detection region of the well. The detection region has a maximum dopant concentration which is lower than a maximum dopant concentration of the terminal region of the well.
    • 用于检测电磁辐射的检测器包括第一掺杂型的半导体衬底和半导体衬底中的阱,阱是第二掺杂型的。 第一掺杂类型和第二掺杂类型是不同的,并且阱在平行于半导体衬底的表面的方向上具有增加的掺杂剂浓度。 此外,检测器包括检测器端子掺杂区域,其至少部分地布置在阱的端子区域中的阱中。 电磁辐射的检测基于在井的检测区域中的电磁辐射产生的自由电荷载体。 检测区域的最大掺杂剂浓度低于阱的末端区域的最大掺杂剂浓度。