Patents Examined by Michelle R. Connelly-Cushwa
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Patent number: 8090230Abstract: An interconnect system for coupling light from a laser light source to an optical fiber having a fiber aperture, the interconnect system including a 2-dimensional array of laser light sources, a 2-dimensional array of micro lenses disposed between 10-200 ?m distance from the laser light source, between the laser light source and the optical fiber and in registration therewith, each micro lens comprising a micro lens back surface, a micro lens body, a micro lens front surface, and a clear aperture, the micro lens front surface and back surface being shaped to provide a laser beam in the micro lens body of smaller diameter than the clear aperture for focusing the beam onto the fiber aperture.Type: GrantFiled: February 12, 2009Date of Patent: January 3, 2012Assignee: Compass Electro-Optical SystemsInventors: Jacob Hasharoni, Michael Mesh
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Patent number: 8089598Abstract: A liquid crystal display device includes: a first substrate having a display region; a second substrate facing the first substrate; and a liquid crystal layer disposed between the first substrate and the second substrate, the first substrate comprising: a gate main line which is disposed in the display region; a gate pad which is disposed out of the display region; and a ballasting resistor which electrically connects the gate main line and the gate pad, and comprises a material having a larger resistivity than that of a predominant conductive material defining the gate main line.Type: GrantFiled: August 23, 2007Date of Patent: January 3, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Dong-gyu Kim, Byoung-sun Na
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Patent number: 8083419Abstract: An optical module has disclosed, in which the optical module electrically isolates the optical device from the sleeve shell with a simple and a cost-effective arrangement. The optical receptacle includes the metal holder to hold the stub, the insulating bush to press-fit the holder, and the metal shell to press-fit the bush. The bush electrically isolates the holder from the shell, and has a length press-fitted to the shell overlapping with a length press-fitted to the holder.Type: GrantFiled: January 4, 2010Date of Patent: December 27, 2011Assignee: Sumitomo Electric Industries Ltd.Inventor: Shunsuke Sato
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Patent number: 8066436Abstract: The invention relates to a male contact for an optical fiber (1), that comprises an outer body (2) of an elastically deformable material, a cylindrical guide (6) having a front portion (5) attached in the rear portion (4) of the outer body (2) and a rear portion (7) protruding from the rear portion (4) of the outer body (2). A cable adapter (65) extends through the cylindrical guide (6). An elongated floating ferrule (18) extends through the front portion (3) of the outer body (2). The ferrule (18) is connected to a ferrule holder (13) movably mounted in said outer body (2). It comprises abutment means (19) bearing on the first shoulders (11) of the outer body (2), and a helical spring (21) provided between the front portion (5) of the cylindrical guide (6) and the abutment means (19) of the ferrule holder (13). The cable adapter (65) is mounted so as to float within the cylindrical guide (6).Type: GrantFiled: May 7, 2008Date of Patent: November 29, 2011Assignee: Interlemo Holding S.A.Inventor: Christopher Hamblin
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Patent number: 8054432Abstract: A method of fabricating a liquid crystal display device, includes applying an alignment film to a substrate surface, provisionally drying the alignment film, baking the alignment film; rubbing; and rubbing washing, which are performed in this sequence, wherein, in applying the alignment film, the alignment film is formed so as to cover at least a display region, and a portion of the alignment film which extends in a region outside the display region is imparted with an adsorptive property by modification during a process from the provisional drying to the rubbing washing.Type: GrantFiled: November 29, 2010Date of Patent: November 8, 2011Assignee: NEC LCD Technologies, Ltd.Inventors: Toshihiko Motomatsu, Mitsuhiro Sugimoto
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Patent number: 8052337Abstract: An optical module (1) including a light receiving/emitting element (3) for transmitting or receiving an optical signal, an optical waveguide (2) having a core part made of a material with translucency and a clad part made of a material having an index of refraction different from an index of refraction of the core part for optically coupling with the light receiving/emitting element (3) and transmitting the optical signal, and a package (5) for accommodating at least one end including an entrance/exit port (2c) of the optical signal in the optical waveguide (2) and the light receiving/emitting element (3); wherein a surface on a side facing a bottom plate mounted with the light receiving/emitting element (3) in the package (5) at the end of the optical waveguide (2) accommodated in the package (5) is configured by a first region including a portion projected into a space inside the package (5), and a second region different from the first region; and the package (5) includes a supporting part (5a) for supportType: GrantFiled: December 28, 2006Date of Patent: November 8, 2011Assignee: OMRON CorporationInventors: Hiroshi Sameshima, Takayoshi Koike, Naru Yasuda, Hayami Hosokawa, Hiroto Nozawa
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Patent number: 8054434Abstract: In a display substrate and a vertical alignment display panel having the same, the display panel includes an array substrate and an opposite substrate. A plurality of first slit portions are arranged through a pixel area of a common electrode on the array substrate, and the first slit portions extend in a slanted direction. A plurality of grooves and a plurality of protruding portions are alternately arranged at edges facing each other on the first slit portion, so that the first slit portions are patterned. A positive singular point is generated on a side surface of a protruding portion, and a negative singular point is generated between the positive singular points.Type: GrantFiled: May 13, 2009Date of Patent: November 8, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Sahng-Ik Jun, Yun-Jung Cho
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Patent number: 8050530Abstract: A method for producing an optical fiber element provided with several optical fibers disposed in a matrix, including: a) placing and maintaining the several optical fibers in grooves formed in a mould plate, said grooves being in different planes, b) injecting a hardenable material adhering to the several optical fibers, c) solidifying the hardenable material to maintain the several optical fibers in a position set by the grooves, and d) removing at least the mould plate.Type: GrantFiled: November 19, 2010Date of Patent: November 1, 2011Assignee: Commissariat a l'Energie AtomiqueInventors: Christophe Martinez, Karen Gilbert
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Patent number: 8045119Abstract: An active device array substrate including a substrate, an active device array, an detecting circuit, a plurality of driver chip pads, a plurality of flexible printed circuit (FPC) pads, a plurality of connection lines and an inner shorting ring is provided. The active device array and the detecting circuit are disposed on the substrate, and the detecting circuit is electrically connected to the active device array. The driver chip pads and the FPC pads are disposed on the substrate, wherein the driver chip pads are electrically connected to the active device array. The connection lines are disposed on the substrate, and each of the connection lines is respectively connected to the detecting circuit and the corresponding FPC pad. The inner shorting ring is disposed on the substrate, and the inner shorter ring is respectively electrically connected to the corresponding FPC pad and the active device array.Type: GrantFiled: March 17, 2008Date of Patent: October 25, 2011Assignee: Chunghwa Picture Tubes, Ltd.Inventors: Chin-Hai Huang, Huei-Chung Yu
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Patent number: 8041159Abstract: An optical/electrical hybrid substrate is provided. The optical/electrical substrate includes: a wiring substrate; an optical waveguide disposed on the wiring substrate and configured to transmit an optical signal; a mirror support bonded onto the wiring substrate with an adhesive and being made of glass or silicon; and a mirror which reflects the optical signal and which is formed on an inclined surface of the mirror support.Type: GrantFiled: January 23, 2009Date of Patent: October 18, 2011Assignee: Shinko Electric Industries Co., Ltd.Inventor: Kenji Yanagisawa
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Patent number: 8036502Abstract: An optical bench in a wavelength selective switch (WSS) is mounted using a combination of fixed mounts and stress-free mounts. The WSS is packaged in an enclosure including a base, a sidewall, and a lid. The optical switching engine is attached directly to the base. The optical bench is attached to the base and the optical components supported thereon are aligned with the array of switching elements of the switching engine. The optical bench is attached to the base with at plurality of mounts, which include at least one movable mount supporting movement of the optical bench in a plane parallel to the optical bench and at least one fixed mount maintaining optical alignment between the dispersive element and the array of switching elements.Type: GrantFiled: April 17, 2009Date of Patent: October 11, 2011Assignee: JDS Uniphase CorporationInventors: Nenad Duricic, Sheldon McLaughlin, Pierre D. Wall
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Patent number: 8031296Abstract: It is an object of the present invention to provide a liquid crystal display panel having a high contrast ratio. A liquid crystal panel according to an embodiment of the present invention includes: a liquid crystal cell; a first polarizing plate placed on a viewer side of the liquid crystal cell; and a second polarizing plate placed on an opposite side of the liquid crystal cell with respect to the viewer side. A light transmittance (T2) of the second polarizing plate is larger than a light transmittance (T1) of the first polarizing plate. Such a liquid crystal panel has a remarkably high contrast ratio and shows excellent display properties, compared to conventional liquid crystal panel.Type: GrantFiled: March 26, 2007Date of Patent: October 4, 2011Assignee: Nitto Denko CorporationInventors: Shouhei Maezawa, Teppei Niinou, Tatsuya Osuka, Shinobu Nagano
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Patent number: 8031287Abstract: The present invention relates to a display panel and a liquid crystal display including the same. The display panel includes a pixel electrode, which includes a first subpixel electrode, a second subpixel electrode, and a third subpixel electrode insulated from each other, a first thin film transistor connected to the first subpixel electrode, a second thin film transistor connected to the second subpixel electrode, a third thin film transistor connected to the third subpixel electrode, a gate line connected to the first, second, and third thin film transistors, a data line connected to the first, second, and third thin film transistors, and a voltage differentiating member to change voltages of the first, second, and third subpixel electrodes, the voltages of the first, second, and third subpixel electrodes being different from each other.Type: GrantFiled: September 29, 2008Date of Patent: October 4, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Yoon-Sung Um, Hoon Kim, Hye-Ran Yoo, Jae-Jin Lyu, Seung-Beom Park
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Patent number: 8031289Abstract: An optical sheet retaining tool for a liquid crystal display device that has a simple structure and low cost, wherein assembling and disassembling can be performed easily. The optical sheet retaining tool includes a first retaining piece 21 having a first retaining part 211 made of a soft material for retaining an optical sheet 13, a second retaining piece 22 having a second retaining part 221 made of a soft material opposed to and cooperating with the first retaining part for gripping and retaining the optical sheet, a latching section 24 for latching the first and second retaining parts with the optical sheet gripped therebetween, a fixing section 24 for retaining and fixing the first and second retaining pieces to a chassis 1, and a bearing section 23 disposed on at least one of the first and second retaining pieces for gripping the optical sheet.Type: GrantFiled: September 19, 2006Date of Patent: October 4, 2011Assignee: Taisei Plas Co., Ltd.Inventor: Masanori Naritomi
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Patent number: 8026991Abstract: In a thin film transistor, first and second thin film transistors are connected to an Nth gate line and an Mth data line, and first and second sub pixel electrodes are connected to the first and second thin film transistors, respectively. A third thin film transistor includes a gate electrode connected to an (N+1)th gate line, a semiconductor layer overlapping with the gate electrode, a source electrode connected to the second sub pixel electrode and partially overlapping with the gate electrode, and a drain electrode facing the source electrode. A first auxiliary electrode is connected to the drain electrode and arranged on the same layer as the first and second sub pixel electrodes. An opposite electrode is arranged on the same layer as the gate line and at least partially overlaps with the first auxiliary electrode with at least one insulating layer disposed therebetween.Type: GrantFiled: October 22, 2008Date of Patent: September 27, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Yoon-Sung Um, Hoon Kim, Hye-Ran You, Jae-Jin Lyu, Seung-Beom Park
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Patent number: 8026990Abstract: A method of compensating performance of a thin film transistor including a gate electrode, source and drain electrodes that are spaced apart from each other and insulated from the gate electrode, and an active layer to form a channel between the source and drain electrodes, includes applying a negative voltage to the gate electrode to compensate deterioration of the active layer.Type: GrantFiled: October 10, 2008Date of Patent: September 27, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Tae-Hyung Hwang, Hyung-Il Jeon, Nikulin Ivan
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Patent number: 8027552Abstract: A transmitter apparatus (2) is described that comprises one or more lasers (4), modulation means (10) to intensity modulate radiation output by each of said one or more lasers (4), and output means for outputting the modulated radiation produced by the modulation means into, for example, an optical fiber (22). The apparatus comprises hollow core optical waveguides (20) formed in a substrate (18) which, in use, guide radiation from the one or more lasers (4) to the modulation means (10) and from the modulation means (10) to the output means. An associated receiver apparatus (30) is also described that comprises one or more detectors (32) and one or more optical fiber attachment means, the one or more optical fiber attachment means being arranged to receive one or more one optical fibers (42). The receiver is characterized in that radiation is guided from the one or more optical fibers (42) to the one or more detectors (32) by at least one hollow core optical waveguide (40) formed in a substrate.Type: GrantFiled: July 23, 2004Date of Patent: September 27, 2011Assignee: Qinetiq LimitedInventors: Mark E McNie, Richard M Jenkins
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Patent number: 8027555Abstract: A cladding mode stripper for stripping cladding modes from an optical fiber is disclosed. The cladding mode stripper includes a reflective base and a block of a transparent material disposed on the reflective base. The block of the transparent material has a groove in its bottom surface for the fiber. The fiber is thermally coupled to the base and optically coupled to the groove in the block, for example using an index matching gel. The cladding mode light is reflected from the reflective base and is absorbed in a cover enclosing the block. An additional thin block of transparent heat-conductive material can be placed between the fiber and the reflective base, to prevent the index matching gel from contacting the reflective surface of the base.Type: GrantFiled: June 30, 2010Date of Patent: September 27, 2011Assignee: JDS Uniphase CorporationInventors: Dahv Kliner, Derek A. Tucker, Juan Lugo
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Patent number: 8023053Abstract: In an active matrix for a liquid crystal display, including a plurality of pixel electrodes in an active zone, each of which can be addressed using one selection line among N selection lines and one data line among M data lines, a storage capacitor is connected to each pixel electrode in the matrix, and a line stabilization capacitor is provided for each selection line in the matrix. A first electrode of the stabilization capacitor is connected to the selection line and a second electrode is connected to a reference voltage. Such a structure may find application to active matrix type liquid crystal displays, particularly with integrated drivers.Type: GrantFiled: September 7, 2006Date of Patent: September 20, 2011Assignee: ThalesInventor: Thierry Kretz
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Patent number: 8019189Abstract: A laser light source device which can inexpensively achieve a visually recognizable level of speckle reduction is disclosed. The laser light source device includes: a laser module including a light source and a first optical waveguide, wherein light emitted from the light source is outputted from an output end of the first optical waveguide; a second optical waveguide connected to the first optical waveguide, wherein the light outputted from the output end of the first optical waveguide is inputted to an input end of the second optical waveguide and guided through the second optical waveguide; and an intensity modulation unit disposed in the vicinity of the second optical waveguide, the intensity modulation unit applying intensity modulation to the second optical waveguide, wherein a core diameter at the input end of the second optical waveguide is larger than a core diameter at the output end of the first optical waveguide.Type: GrantFiled: March 17, 2009Date of Patent: September 13, 2011Assignee: FUJIFILM CorporationInventor: Shinichi Shimotsu