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    • 1. 发明授权
    • Photographic camera with through the lens exposure meter
    • 照相机通过镜头曝光表
    • US4180312A
    • 1979-12-25
    • US873608
    • 1978-01-30
    • Ewald SchmidtWilli Wiessner
    • Ewald SchmidtWilli Wiessner
    • G03B7/0997G03B7/00
    • G03B7/09972
    • Photographic camera with through the lens exposure metering where the exposure meter is equipped with a silicon- or gallium-arsenide-phosphorus-diode mounted in the space behind the objective and receiving the light. The exposure meter is switchable between integrating and selective metering mode. Two optical systems (12,13) are mounted in front of the light-sensitive diode (10) and are located in the illumination beam being measured. Either of the optical systems is selectively brought into position into the beam in front of the diode (10). One of the systems, namely (13), guides the light from almost the entire object space onto the diode (10). The other system (12) guides only light from a restricted sector of the object space onto the diode (10). By connecting a light intensity attenuator (13a) with the integrating metering system, where the attenuator is moved into the illumination beam being metered together with the integrating system, the attenuator serves to achieve equal illumination intensities on the diode (10) for both the integrated and the selective measurements.
    • 照相机通过透镜曝光测光,其中曝光表配备有安装在物镜后面的空间中并接收光的硅或砷化镓 - 磷二极管。 曝光计可在积分和选择测光模式之间切换。 两个光学系统(12,13)安装在光敏二极管(10)的前面,并且位于被测量的照明光束中。 选择性地将光学系统中的任一个置于二极管(10)前面的光束中。 系统中的一个(13)将来自几乎整个物体空间的光引导到二极管(10)上。 另一个系统(12)仅将来自对象空间的限制扇区的光引导到二极管(10)上。 通过将光强度衰减器(13a)与积分计量系统连接,其中衰减器被移动到与积分系统一起计量的照明光束中,衰减器用于在二极管(10)上实现相同的照明强度,用于集成 和选择性测量。
    • 4. 发明申请
    • Device and Method for Transmitting/Receiving Electromagnetic Hf Signals
    • 发射/接收电磁Hf信号的装置和方法
    • US20080258975A1
    • 2008-10-23
    • US11631225
    • 2005-05-24
    • Ewald SchmidtJurgen HaschMichael Mahler
    • Ewald SchmidtJurgen HaschMichael Mahler
    • H01Q9/04
    • H01Q9/28H01Q1/528H01Q21/26
    • A device for transmitting/receiving electromagnetic HF signals includes the following components: a first, essentially triangular, electrically conductive antenna section for transmitting and/or receiving HF signals; at least one second, third and fourth antenna section which correspond essentially to the first antenna section and form a polygon, in each case a triangular point being provided approximately in the region of the midpoint of the polygon, in whose center an antenna axis is situated; and a carrier device essentially perpendicular to the antenna axis; in each case, the triangular points of the triangular antenna sections, which, starting from the midpoint, form a funnel shape on the side facing away from the carrier device, are connected to HF signal connections of the carrier device in the region of the polygon midpoint; and in each case, two diametrically opposite antenna sections form an antenna element.
    • 用于发送/接收电磁HF信号的装置包括以下部件:用于发送和/或接收HF信号的第一基本上三角形的导电天线部分; 至少一个第二,第三和第四天线部分,其基本上对应于第一天线部分并形成多边形,在每种情况下,大致在多边形的中点的区域中提供三角形点,天线轴位于其中心 ; 和基本上垂直于天线轴线的载体装置; 在每种情况下,三角形天线部分的三角形点,从中点开始,在背离载体装置的一侧形成漏斗形状,在多边形的区域中连接到载体装置的HF信号连接 中点; 并且在每种情况下,两个径向相对的天线部分形成天线元件。
    • 8. 发明授权
    • Antenna array for a radar transceiver and circuit configuration for supplying an antenna array of such a radar transceiver
    • 用于雷达收发器的天线阵列和用于提供这种雷达收发器的天线阵列的电路配置
    • US08390521B2
    • 2013-03-05
    • US12808079
    • 2008-10-21
    • Juergen HaschEwald Schmidt
    • Juergen HaschEwald Schmidt
    • H01Q1/38H01Q19/10G01S13/00
    • H01Q1/3233H01Q3/30H01Q9/0414H01Q9/0421H01Q19/062H01Q25/02
    • An antenna array for radar transceivers, in particular for ascertaining distance and/or speed in the surroundings of vehicles, a first antenna part being situated on a carrier and a second antenna part being situated on another carrier situated at a distance from the first. The first antenna part has two generally rectangular primary exciter patches which adjoin each other on one edge, where they are short-circuited toward ground, two primary exciter patches have two separate supply lines, and the second antenna part comprises two mutually separated rectangular secondary exciter patches, which partially cover the primary exciter patches and which have, in the region of the ground short-circuit of the primary exciter patches, in the beam direction, a distance from each other that at least exposes the ground short-circuit.
    • 一种用于雷达收发器的天线阵列,特别是用于确定车辆周围的距离和/或速度,第一天线部分位于载体上,第二天线部分位于位于与第一天线相距一定距离的另一个载波上。 第一天线部分具有两个通常矩形的主激励器片,其一个边缘彼此相邻,在那里它们被短路到地,两个主激励器片具有两个单独的电源线,并且第二天线部分包括两个相互分离的矩形次级激励器 贴片,其部分地覆盖主激励器贴片,并且在主激励器贴片的接地短路区域中在波束方向上彼此相距至少暴露接地短路的距离。
    • 10. 发明授权
    • Device for the transmission and /or reception of radar beams
    • 用于发射和/或接收雷达波束的装置
    • US06759987B2
    • 2004-07-06
    • US10240586
    • 2002-10-02
    • Ewald SchmidtHeinz PfizenmaierHans IrionJuergen Hasch
    • Ewald SchmidtHeinz PfizenmaierHans IrionJuergen Hasch
    • H01Q138
    • H01Q1/526G01S7/03G01S13/888H01Q9/0407
    • The device has a printed-circuit board (5), on one side of which at least one antenna (1) is located and, on the other side of which electrical circuits (3) are located. An electromagnetic shield between the antenna (1) and the electrical circuits (3) is realized in a manner that is simple with regard for production engineering by locating a feeder network (13, 15)—developed using a coplanar circuit technique and with which the at least one antenna (1) is contacted—on the antenna-side surface of the printed-circuit board (5), and by covering the antenna-side surface of the printed-circuit board (5) with the connected-to-ground outer conductor (45) of the coplanar circuit to such an extent that the required shield between the antenna (1) and the electrical circuits (3) is produced as a result.
    • 该装置具有印刷电路板(5),其一侧位于至少一个天线(1),并且其另一侧设有电路(3)。 天线(1)和电路(3)之间的电磁屏蔽是通过定位使用共面电路技术开发的馈电网络(13,15)而以生产工程简单的方式实现的,并且 至少一个天线(1)与印刷电路板(5)的天线侧表面接触,并且通过用连接到地面的方式覆盖印刷电路板(5)的天线侧表面 外部导体(45),从而产生天线(1)和电路(3)之间所需的屏蔽。