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    • 1. 发明专利
    • Optical controller
    • 光控制器
    • JPS5919919A
    • 1984-02-01
    • JP13093182
    • 1982-07-27
    • Sony Corp
    • MURANO KANJIHIMURO MASAMIWATANABE YOSHIHISANISHIGAKI SUSUMU
    • G02F1/05G02F1/03G02F1/055H04N1/04
    • G02F1/0551
    • PURPOSE:To prevent increases in scattering and driving voltage and capacitive coupling, by providing electrodes on both surfaces of an electrooptic crystal element, and connecting lead lines to those electrodes, respectively. CONSTITUTION:A light beam is made incident as shown by arrow. Silver electrodes 35 and 36 are adhered to the side surfaces 32a and 32b of transparent ceramic PLZT32, so a completely parallel electric field is formed as shown by broken lines. Further, this electric fields cross the incidence direction of the light beam at right angles. Therefore, only a lateral birefringence mode is caused and trouble such as scattering is eliminated. In addition, an electric flux path from one silver electrode 35 to the other electrode 36 is straight, so integral Eds is minimized to minimize a half-wavelength voltge for turning off a shutter. Further, the PLZT32 is independent, so there is no capacitive coupling between the electrodes 35 and 36, eliminating the possibility of malfunction. Thus, the increases in scattering and driving voltage and the capacitive coupling are prevented.
    • 目的:为了防止散射和驱动电压和电容耦合的增加,通过在电光晶体元件的两个表面上设置电极,并将引线连接到这些电极。 构成:如箭头所示,将光束入射。 银电极35和36粘附到透明陶瓷PLZT32的侧表面32a和32b,因此如虚线所示形成完全平行的电场。 此外,该电场以直角与光束的入射方向交叉。 因此,仅引起横向双折射模式,并且消除诸如散射的故障。 此外,从一个银电极35到另一个电极36的电通路是直的,因此最小化积分Ed以最小化用于关闭快门的半波长电压。 此外,PLZT32是独立的,因此在电极35和36之间没有电容耦合,消除了故障的可能性。 因此,防止了散射和驱动电压的增加以及电容耦合。
    • 3. 发明专利
    • Optical shutter
    • 光学快门
    • JPS59216124A
    • 1984-12-06
    • JP9169083
    • 1983-05-24
    • Murata Mfg Co Ltd
    • TANAKA KATSUHIKOYAMAGUCHI MASAMI
    • G02F1/03G02F1/055
    • G02F1/0551
    • PURPOSE:To reduce the variation width of the light transmission intensity of homogeneous light by forming counter electrodes on one/both surfaces of an element with electrooptic effect, and applying electric fields which differ in intensity to elements with electrooptic effect in areas encircled with counter electrodes. CONSTITUTION:Comb-shaped electrodes are formed on both surfaces of a PLZT substrate 11 made of transparent ceramic. Namely, comb-tooth type electrodes 12a, 12b, 12c... and comb-tooth type electrodes 13a, 13b, 13c... and formed on one surface of the PLZT substrate 11 while crossing each other, and comb-tooth type electrodes 14a, 14b, 14c... and comb-tooth type electrodes 15a, 15b, 15c... are formed on the other surface of the substrate 11 similarly while crossing each other. In this case, the comb-tooth type electrodes 12a, 12b, 12c... and comb-tooth type electrodes 14a, 14b, 14c... are opposite to each other about the substrate and the electrodes 13a... and 15a are also opposite to each other about the substrate.
    • 目的:通过在具有电光效应的元件的一个或两个表面上形成相对电极来减小均匀光的透光强度的变化宽度,并且在对置电极的区域中施加与电光效应不同的元件的电场 。 构成:在由透明陶瓷制成的PLZT基板11的两个表面上形成梳状电极。 即,在彼此交叉的同时形成在PLZT基板11的一个表面上的梳齿型电极12a,12b,12c ...和梳齿型电极13a,13b,13c ...以及梳齿型电极 14a,14b,14c ...和梳齿型电极15a,15b,15c ...类似地形成在基板11的另一个表面上。 在这种情况下,梳齿型电极12a,12b,12c ...和梳齿型电极14a,14b,14c ...相对于基板彼此相对,并且电极13a ...和15a是 也围绕衬底彼此相对。
    • 6. 发明专利
    • Pizt optical gate array
    • PIZT OPTICAL GATE ARRAY
    • JPS59104624A
    • 1984-06-16
    • JP21404682
    • 1982-12-08
    • Ricoh Co Ltd
    • SHIBAKUCHI TAKASHI
    • G02F1/05G02F1/03G02F1/055
    • G02F1/0551
    • PURPOSE:To form a PLZT optical gate array of a desired size, and also to manufacture it at a low cost by providing a PLZT layer and an optical shutter electrode on a substrate consisting of other material than PLZT. CONSTITUTION:A transparent substrate 2, for instance, a quartz substrate is prepared, and on its one surface 2a, films of NiCr and Au are formed successively. Subsequently, a common electrode 3 ana 3 switching electrode 4 are formed from the films of NiCr and Au. Thereafter, on the surface on which the electrodes 3, 4 are formed, PLZT is vapor-deposited to a uniform thickness by means of high frequency spattering, and a thin film-like PLZT layer 5 is formed. In this way, a lot of optical gate parts 6 are constituted of a part of the PLZT layer 5 between the common electrode 3 and each switching electrode 4. In the end, when the switching electrode 4 is bonded to a driving circuit, and the common electrode is grounded, a PLZT optical gate array 1 can be operated. Since the PLZT optical gate array can be formed to a desired size, the deterioration of resolution and troublesomeness for the position adjustment of the array, etc. can be prevented.
    • 目的:为了形成所需尺寸的PLZT光栅阵列,并且通过在由PLZT以外的其他材料构成的衬底上提供PLZT层和光快门电极,以低成本制造它。 构成:制备透明基板2,例如石英基板,在其一个表面2a上依次形成NiCr和Au的膜。 随后,由NiCr和Au的膜形成公共电极3 ana 3切换电极4。 此后,在其上形成电极3,4的表面上,通过高频溅射将PLZT气相沉积到均匀的厚度,并形成薄膜状PLZT层5。 这样,多个光栅部6由公共电极3和各开关电极4之间的PLZT层5的一部分构成。最后,当开关电极4接合到驱动电路时, 公共电极接地,可以操作PLZT光栅阵列1。 由于PLZT光栅阵列可以形成为期望的尺寸,因此可以防止阵列的位置调整等的分辨率恶化和麻烦。
    • 7. 发明专利
    • Optical shutter element
    • 光学快门元件
    • JPS5768817A
    • 1982-04-27
    • JP14618680
    • 1980-10-17
    • Matsushita Electric Ind Co Ltd
    • IKUSHIMA HIROSHINAKAMURA SHIYOUJIMIYANO RIYUUZOU
    • G02F1/03G02F1/055
    • G02F1/0551
    • PURPOSE:To reduce generation of a noise at the time of operation, by constituting this element so that a main surface of PLZT plate, etc. having a Kerr effect as an electric and optical effect is made to adhere tightly onto a film surface of a polarized film so that there is no space, or making both of them adhere with an adhesive agent. CONSTITUTION:For instance, on the surface of a plate 1 of PLZT having a Kerr effect or a Pockels effect as an electric and optical effect, a pair of positive and negative electrodes of a crossed finger type electrode, and feed terminal parts 2, 3 are provided, and on the reverse side, positive and negative crossed-finger type electrodes which have been provided symmetrically so as to correspond to the electrode 2, 3, and feed terminal parts 2', 3' are placed. On the outside surface of the electrodes 2, 3, 2' and 3', a polarized plate or polarized films 4, 4' are made to adhere tightly without a space so as to cover all the crossed finger type electrodes, or they are made to adhere to each other through an adhesive agent. When an optical shutter element constituted in this way is operated by 10Hz-20kHz, a noise is reduced to the extent that an unnecessary sound is inaudible unless it is brought close to
    • 目的:为了减少操作时的噪音的产生,通过构成该元件,使得具有克尔效应的PLZT板等作为电学和光学效应的主表面紧密地附着在 使得没有空间,或者使它们都粘附有粘合剂。 构成:例如,在具有克尔效应或普克尔效应的PLZT的板1的表面作为电和光效应,交叉手指型电极的一对正极和负极以及馈电端子部2,3 并且在相反侧上放置对称地设置成对应于电极2,3和馈电端子部分2',3'的正和负交叉指型电极。 在电极2,3,2'和3'的外表面上,使偏振板或偏振膜4,4'牢固地粘附而没有空间以覆盖所有交叉的手指型电极,或者它们被制成 通过粘合剂彼此粘合。 当以这种方式构成的光学快门元件以10Hz-20kHz操作时,噪音降低到不必要的声音听不到的程度,除非它离耳朵接近<= 10cm。
    • 9. 发明专利
    • Optical shutter array element
    • 光学快门阵列元件
    • JPS61118724A
    • 1986-06-06
    • JP23980884
    • 1984-11-14
    • Matsushita Electric Ind Co Ltd
    • TAKUBO YONEJIHORIBE YASUTAKATSUJIUCHI NOBUE
    • G02F1/055
    • G02F1/0551
    • PURPOSE: To lower a driving voltage and to eliminate a secular change of an element due to long-period driving by forming electrodes and an insulating resin film on a groove wall surface provided on plate type light transmissive ceramic and a flat plate connecting with it.
      CONSTITUTION: A polarizer 15 is irradiated with light from behind and a voltage is applied between a voltage application electrode group 13 and a common electrode 12 formed on the PLZT flat plate 11, so that the applied part changes in polarization state and the light is transmitted. Electrodes are formed on the groove wall surface for electrode arrangement and the surface of the flat plate 11 connecting with it to prevent an electric field from being applied to a part B which is easily congested, and the insulating resin film 14 makes a part C hard to strain mechanically, thereby eliminating deterioration at the parts B and C. Therefore, while the driving voltage is lowered, deterioration of the element due to long-period driving is eliminated and the reliability is improved.
      COPYRIGHT: (C)1986,JPO&Japio
    • 目的:降低驱动电压,并通过在设置在板式透光陶瓷上的槽壁面和与其连接的平板上形成电极和绝缘树脂膜来消除由于长时间驱动引起的元件的长期变化。 构成:用来自后面的光照射偏振片15,并在电压施加电极组13和形成在PLZT平板11上的公共电极12之间施加电压,使得所施加的部分改变偏振状态并传输光 。 电极形成在用于电极布置的槽壁表面和与其连接的平板11的表面上,以防止电场施加到易于堵塞的部分B上,并且绝缘树脂膜14使部分C变硬 机械地变形,从而消除了部分B和C的劣化。因此,当驱动电压降低时,消除了由于长周期驱动引起的元件的劣化,从而提高了可靠性。
    • 10. 发明专利
    • Ceramic element and its manufacture
    • 陶瓷元件及其制造
    • JPS59104623A
    • 1984-06-16
    • JP21411482
    • 1982-12-06
    • Murata Mfg Co Ltd
    • SETO HIROYUKITANAKA KATSUHIKO
    • H05K1/11G02F1/03G02F1/055H05K1/03H05K3/40
    • G02F1/0551H05K1/0306H05K3/403
    • PURPOSE:To mass-produce a ceramic element having an electrode array by making an electrode of both surfaces of a ceramic wafer conduct by a conductive part of a projecting part or a recessed part formed on its end face. CONSTITUTION:A lot of electrodes 2 whose surface and reverse sides are opposed are formed on both surfaces of a ceramic wafer 1 used for an optical shutter, etc., a projecting part or a recessed part 3 is provided so as to cross the electrode 2 on the wafer 1, on an end face 1a of the ceramic element of such a constitution, and a conductive part 4 is formed on this projecting part or the recessed part 3. As for such a ceramic element, several pieces or more of the wafer 1 are superposed, made to adhere closely to each other, fixed, and formed to a block, and thereafter, a lot of recessed parts or projecting parts are formed, subsequently, a conductive part 4 is formed by providing a conductive layer on these surfaces, and thereafter, the wafer block is divided into each separate wafer 1. Subsequently, the electrode 2 is provided on both surface and reverse sides of each wafer 1, by which the ceramic element is obtained. It is also possible to execute this operation after providing in advance the electrode 2 on both surface and reverse sides of the wafer. In this way, the ceramic element is mass-produced.
    • 目的:通过使陶瓷晶片的两个表面的电极通过形成在其端面上的突出部分的导电部分或凹部形成,从而大量生产具有电极阵列的陶瓷元件。 构成:在用于光学快门等的陶瓷晶片1的两个表面上形成有大量表面和反面相对的电极2,突出部分或凹入部分3设置成与电极2交叉 在晶片1上,在这种结构的陶瓷元件的端面1a上形成导电部分4,在该突出部分或凹入部分3上形成。对于这种陶瓷元件,几片或更多个晶片 将它们彼此靠近地固定并固定成块,然后形成许多凹进部分或突出部分,然后通过在这些表面上设置导电层形成导电部分4 之后,将晶片块分割成各自的分离晶片1.接着,在各晶圆1的两面和背面设置电极2,由此获得陶瓷元件。 在晶片的两面和反面上预先提供电极2之后也可以执行该操作。 以这种方式,大量生产陶瓷元件。