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    • 1. 发明申请
    • DEVICE FOR PROTECTION AGAINST THE SUN, OF VENETIAN BLIND TYPE
    • SUN保护装置按类别划分的盲
    • WO1998029633A2
    • 1998-07-09
    • PCT/DE1997003017
    • 1997-12-23
    • FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.WIRTH, HarryGOMBERT, AndreasWITTWER, VolkerJUNGJOHANN, Jörg
    • FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
    • E06B00/00
    • E06B9/386E06B2009/2417
    • The invention relates to a device for protection against the sun of Venetian blind type with a plurality of parallel lamellae with horizontal longitudinal axes, which pivot around their longitudinal axes by means of a regulating mechanism. The device is characterized in that these lamellae, or a coating applied to the upper surface of the lamellae, consist of translucent material, and have a cross section perpendicular to the longitudinal axis of the lamellae. This cross section consists of a) first flat sections which are arranged obliquely to the upper surface of the lamellae and receive the sun's rays approximately perpendicular, b) second flat sections which are flush mounted, at an acute angle of approximately 45 DEG to the first flat sections, and c) a third flat section which is approximately perpendicular to the second flat sections, in such a way that adjacent first and second flat section pairs are separated by a distance, thus enabling a shadow-free irradiation and reradiation over the first sections, when the sun's rays hit the first sections in approximately perpendicular fashion. This distance makes it possible to dispense with all connectors, or to fit visual connectors, of which one upper surface coincides with the upper surface of the lamellae, and another upper surface lies parallel to the third side or coincides with it.
    • 描述了在卷帘,其包括平行于布置成与水平延伸的纵向轴线,其可绕通过调节机构的手段它们的纵向轴线相互薄片的多个方式的太阳保护装置。 本发明的特征在于,所述薄片或施加到太阳光的薄片层的顶部上的涂层由透明材料制成,并且具有垂直于薄片的纵向轴线,它是由被倾斜地布置到所述板的上侧的)第一面元件的横截面 和大致垂直受到阳光照射时,b)中的第二表面的元件对准,并且被布置在大约45°到表面元件锐角,和c)第三表面元件,其被大致布置成垂直于第二表面的元件,相邻的 彼此包括第一和第二表面元件对太阳光的间距允许在第一表面元件一个无阴影辐射照射所述第一表面元件的大致垂直照射,并且没有或这样的光学连接设置在该距离上,或者说, 与所述板的上侧的表面重合,并且另一个是平行于第三表面或与之重合。
    • 7. 发明申请
    • METHOD AND DEVICES FOR CODING DISCRETE SIGNALS OR FOR DECODING CODED DISCRETE SIGNALS
    • 编码离散信号的方法和装置或 TO地解码编码离散信号
    • WO1998037544A1
    • 1998-08-27
    • PCT/EP1997006633
    • 1997-11-28
    • FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.GRILL, BernhardEDLER, BerndBRANDENBURG, Karlheinz
    • FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
    • G10L09/14
    • G10L19/24G10L19/0204
    • The invention relates to a method for coding discrete time signals (x1) sampled at a first sampling rate. According to said method second time signals (x2) are generated using the first time signals, the band width of which corresponds to a second sampling rate which is lower than the first. The second time signals are coded in accordance with a first coding algorithm. The coded second time signals (x2c) are decoded again so as to obtain coded/decoded second time signals (x2cd), the band width of which corresponds to the second sampling rate. The first time signals are transformed by frequency range transformation into first spectral values (X1). From the coded/decoded second time signals second spectral values (X2cd) are generated, which are a representation of the coded/decoded second time signals in the frequency range. To obtain weighted spectral values the first spectral values are weighted with the second spectral values, whereby the first and second spectral values have the same frequency and time resolution. The weighted spectral values (Xb) are coded, taking into consideration a psychoacoustic model, in accordance with a second coding algorithm and entered into a bit stream.
    • 在用于编码的离散在第一抽样时间的信号采样的方法,(X1)产生使用所述第一时间信号,其带宽相应于第二采样率,其中,所述第二采样率小于所述第一取样率的第二时间信号(×2)。 第二定时信号是根据第一编码算法进行编码。 的经编码的第二信号(X2C)是为了获得编码再次解码/解码后的第二时间信号(X2CD),其带宽相应于第二采样频率。 第一时间信号由频域变换到所述第一频谱值(X1)。 第二频谱值(X2CD)从编码/解码的第二时间信号产生,所述第二频谱值是在频域中对编码/解码的第二时间信号的表示。 为了获得光谱额定第一频谱值在第二频谱值,其中所述第一和所述第二频谱值具有相同的频率和时间分辨率来测量。 加权频谱值(XB)根据第二编码算法考虑到心理声学模型的编码,并被写入到比特流中。
    • 9. 发明申请
    • PIEZO-ELECTRICALLY ACTUATED MICROVALVE
    • 压电阀MICRO
    • WO1998023869A1
    • 1998-06-04
    • PCT/EP1997006498
    • 1997-11-20
    • FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.KLUGE, Stefan
    • FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
    • F15C05/00
    • F16K99/0001F15C3/04F15C5/00F16K31/004F16K31/005F16K99/0005F16K99/0009F16K99/0048F16K2099/0074F16K2099/009Y10T137/2213
    • A microvalve comprising a micromechanically structured chip defining a valve seat (87) with a through-flow opening (88), an elastic suspension device (86) and a border area (89). Also included is valve plate (92) which is connected to the micromechanically structured chip in the border area in such a way that the valve plate (92) can be guided by the elastic suspension device (86) in relation to the valve seat so that the through-flow opening (88) can be opened and closed by the valve plate (92). A piezo-electric actuating device is provided for actuation of the valve plate (92) in relation to the valve seat (87). The extension of the piezo-electric actuating device can be modified in the longitudinal direction by supplying electrical voltage. The ends of the piezo-electric actuating device are interspaced lengthwise are connected with ends of the suspension device, which are also interspaced lengthwise, wherein a longitudinal modification of the extension of the piezo-electric-actuating device caused by the supply of electrical voltage to said actuating device brings about a movement of the valve plate (92) in relation to the valve seat (87), substantially perpendicular to the longitudinal direction, enabling the valve plate to open or close the through-flow opening (88) in the valve seat (87).
    • 微型阀,其包括微机械结构的芯片限定具有流动开口(88)的阀座(87),弹性悬挂装置(86)和边缘区域(89)。 的阀板(92)被提供,这是在连接到微机械结构化芯片的边缘区域(89),从而使阀板(92),以便通过弹性悬挂装置引导相对于所述阀座使得流开口(86)(88 )可以通过所述阀板(92被关闭)和释放。 用于致动所述阀板(92)相对于阀座(87)的压电致动器设置,其中,在纵向方向上的压电致动器的其由施加电压的延伸是可变的。 的悬架装置的压电致动器间隔的端部的纵向间隔开的端部连接在纵向方向上,其中,引起电电压施加到压电致动器改变压电致动器的延伸部在其纵向方向上的阀板(92)的移动的应用程序与 阀座(87)基本上垂直于所述纵向方向进行,由此阀板释放或关闭在阀座(87)的流动开口(88)。
    • 10. 发明申请
    • PIEZO-ELECTRIC OPERATED MICROVALVE
    • 压电阀MICRO
    • WO1998023868A1
    • 1998-06-04
    • PCT/EP1997006344
    • 1997-11-13
    • FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.KLUGE, StefanWOIAS, Peter
    • FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
    • F15C05/00
    • F16K99/0001F15C3/04F15C5/00F16K31/004F16K31/005F16K99/0005F16K99/0009F16K99/0048F16K2099/0074F16K2099/009Y10T137/2213
    • The invention relates to a microvalve which has a base body (34) with a passage opening (30), a tappet (14), a suspension device (12), through which the tappet (14) can be guided with relation to the base body (34) in such a way that the passage opening (30) can be closed or opened by the tappet (14). The microvalve also has a piezo-electric operating device (10) for operating the tappet (14), the lengthwise extension of which can be altered by the application of electric tension. Lengthwise distanced ends of the piezo-electric operating device (10) are connected with lengthwise distanced ends of the suspension device (12). An alteration of the extension of the piezo-electric operating device (10) in lengthwise direction by the application of electric tension causes a movement of the tappet perpendicular to the lengthwise direction which is added to by the lever action occasioned by the suspension device (12), so as, by this, to open or close the passage opening (30) in the base body (34). The suspension device (12) is fastened at at least two separate points of the same to the base body (34), in such a way that substantially tension free rotation of the tappet chip is possible.
    • 的微型阀具有基体(34),其具有一个通道开口(30),柱塞(14),悬挂装置(12),通过该柱塞(14)相对于所述基体(34),以便引导所述通道开口(30) 可以由柱塞(14)或释放,并且用于致动所述挺杆(14),其程度是通过将电压施加到在纵向方向上可变的压电致动器(10)被关闭。 悬架装置(12)的压电致动器(10)的纵向间隔开的端部连接纵向端部到隔开。 甲引起在垂直引起挺杆的由所述悬挂装置(12)的杠杆放大运动于纵向方向的长度方向使压电致动器(10)的所述延伸的电电压的变化在基体中的应用,从而所述通道开口(30) 释放(34)或关闭。 悬架装置(12)附连到以这样的方式与基体(34)相同的至少两个间隔开的位置,使得柱塞芯片的基本上无压力的旋转运动是可能的。