Optical storage media with discontinuous thin metallic films
In accordance with this invention an optical storage medium for storing binary data by printing coding spots in the storage medium is provided. The medium is adapted to be written upon by a focussed h... Read More
Inventors: Ahn, Kie Y.; Lynt, Jr., Harold N.; Jipson, Victor B.;, Assignee: International Business Machines Corporation (Armonk, NY) |
Method of manufacturing high efficiency, broad bandwidth, volume holographic elements and solar concentrators for use therewith
FIG. 1 is a pictorial, schematic representation of the technique of this invention for manufacturing the holographic plate of high efficiency broad bandwidth holographic elements; FIG. 2(a) is a sche... Read More
Inventors: Riccobono, Juanita R.; Ludman, Jaques E.;, Assignee: Northeast Photosciences (Hollis, NH) |
Polymer dispersed liquid crystal panel with diffraction grating
An object of this invention is to provide a liquid crystal panel capable of realizing high luminance display and contrast, and a liquid crystal projection apparatus using the liquid crystal panel. In ... Read More
Inventors: Omae, Hideki; Takahara, Hirosi; Tanaka, Takaaki;, Assignee: Matsushita Electric Industrial Co., Ltd. (Osaka, JP) |
Three-dimensional image display device
This invention is made in view of such circumstances. It is an object of the present invention to provide a simple-structured three-dimensional image display device capable of obtaining a three-dimens... Read More
Inventors: Suzuki, Toru; Wakai, Hideyuki; Ando, Manabu; Mizoguchi, Kiyokazu; Terada, Keiji; Moriya, Masato; Shio, Koji;, Assignee: Kabushiki Kaisha Komatsu Seisakusho (Tokyo, JP) |
Optically active diffractive device
OF THE PREFERRED EMBODIMENTS The preferred diffractive liquid crystal phase gratings according to the invention are shown in the drawings. Referring to FIG. 1, the liquid crystal cells for use as a d... Read More
Inventors: Bos, Philip J.; Johnson, David L.; Chen, Jianmin; Vithana, Hemasiri K.; Glenn, William E.; Holton, Carvel E.; Smith, Brett E.;, Assignee: |
Matrix-type display device
An object of the present invention is to reduce the power consumption and the amount of heat generation during operation of a matrix-type display device. To attain the above object, according to a fir... Read More
Inventors: Kubota, Yasushi; Katoh, Kenichi; Chimura, Hidehiko; Koyama, Jun;, Assignee: Semiconductor Energy Laboratory Co., Ltd. (Kanagawa-ken, JP); Sharp Kabushiki Kaisha (Osaka, JP) |
Method of detecting and adjusting exposure conditions of charged particle exposure system
An object of the present invention is to provide a method of accurately detecting exposure conditions such as a reduction ratio and rotational angle of a pattern that is transferred from a mask to a w... Read More
Inventors: Yamada, Akio;, Assignee: Fujitsu Limited (Kanagawa, JP) |
Veiling glare control holographic windshield
OF THE PREFERRED EMBODIMENT FIG. 2 illustrates a veiling glare control holographic windshield 50 in accordance with this invention. The windshield 50 comprises inner and outer singlets 52 and 54 in t... Read More
Inventors: Smith, Ronald T.;, Assignee: Hughes Aircraft Company (Los Angeles, CA) |
System and method of forming structural assemblies with 3-D woven joint pre-forms
The present invention provides a co-bonded structural assembly for composite materials that substantially eliminates or reduces disadvantages and problems associated with previously developed systems ... Read More
Inventors: Schmidt, Ronald P.;, Assignee: Lockheed Martin Corporation (Bethesda, MD) |
Composition containing polymerizable entities having oxirane groups and terminal olefinic unsaturation in combination with free-radical and cationic photopolymerizations means
What is claimed is: 1. A photocurable resin composition comprising (A) a partially esterified epoxyester of a terminally unsaturated monocarboxylic acid and a polyepoxide, (B) a curing system consisti... Read More
Inventors: Lee, George A.; Hickner, Richard A.;, Assignee: The Dow Chemical Company (Midland, MI) |
Viewer/projector for display of 360 degree holographic film cassettes
The invention claimed is: 1. A cassette for storage, handling and display of holographic film prerecorded in an arcuate film configuration at least partially surrounding the recorded object at a presp... Read More
Inventors: Embach, James T.;, Assignee: |
Method of preparing volume type hologram film
OF THE PREFERRED EMBODIMENTS A typical embodiment of the present invention will be described hereafter. First, a sensitive material layer comprised of a vinylcarbazole polymer as a principal componen... Read More
Inventors: Kushibiki, Nobuo; Yoshinaga, Yoko; Taniguchi, Naosato; Kuwayama, Tetsuro;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Ribbed gasket for miniature galvanic cell
OF THE DRAWINGS FIG. 11 shows a zinc-air cell of the prior art (using the components as identified in FIG. 10) that illustrates the bowing 40 of an air electrode 8 at its central area using a convent... Read More
Inventors: Getz, Rose A.;, Assignee: Eveready Battery Company, Inc. (St. Louis, MO) |
Manufacturing method for a hologram and a related exposure apparatus
Accordingly, in view of the above-described problems encountered in the related art, a principal object of the present invention is to provide a hologram manufacturing method capable of preventing int... Read More
Inventors: Kurokawa, Kazumasa; Kanda, Tomoyuki; Ishizuka, Atsuo; Shiozawa, Masahiro;, Assignee: Denso Corporation (Kariya, JP); Nippon Soken, Inc. (Nishio, JP) |
Testing and inspecting lens by holographic means
I claim: 1. In a process for holographically testing concave and convex surfaces wherein a hologram serves as both a master and an illuminating source for said surfaces to be tested, said process requ... Read More
Inventors: Hildebrand, Bernard P.;, Assignee: The Unites States of America as represented by the Secretary of the Army (Washington, DC) |
Method for writing holograms
We claim: 1. A method of forming a hologram comprising storing in a computer a program corresponding to a hologram to be produced in precise geometric arrangement throughout said hologram, forming on ... Read More
Inventors: Mueller, Peter F.; Caulfield, H. John;, Assignee: Aerodyne Research, Inc. (Billerica, MA) |
Information display system having transparent holographic optical element
The information display system of the present invention includes a display screen which is substantially transparent to all but a selected band of wavelengths of light, and which is adapted to form a ... Read More
Inventors: Haberman, David P.; Rhoades, Robert E.; Cox, Arthur; Rallison, Richard D.;, Assignee: Astronautics Corporation of America (Milwaukee, WI) |
Error control system and method
The present invention provides systems and methods of error-controlled information transmission by use of a sequence of pairwise-maximally-separated vectors for encoding for transmission. The maximall... Read More
Inventors: Frazier, Gary A.;, Assignee: Texas Instruments Incorporated (Dallas, TX) |
Illumination system for transmissive light valve displays
The invention relates to a color projection display in which received light, having a relatively broad spectrum, illuminates a multi-level optical phase grating so as to disperse each of the color com... Read More
Inventors: Swanson, Gary J.;, Assignee: Massachusetts Institute of Technology (Cambridge, MA) |
NTSC interference rejection filter
One aspect of the present invention is to provide a system and method which enables the removal of unwanted signal components, such as NTSC co-channel interference components, from composite channel i... Read More
Inventors: Liu, Tian-Min; Tan, Loke Kun; Jaffe, Steven T.; Hawley, Robert A.;, Assignee: Broadcom Corporation (Irvine, CA) |
Magnification-variable optical scanner
Accordingly, the present invention provides an optical scanner system in which the system focal distance is invariable, while the object distance and image distance are modified to change the magnific... Read More
Inventors: Shieh, Han-Ping; Yoo, Jinn-Chou; Hsu, Der-Rong; Chang, Chong-Min;, Assignee: Acer Peripherals, Inc. (TW) |
Method of extending the field of view in a head-up display
What we claim is: 1. A method for providing an extending instantanous field of view in elevation to a head-up display, said display including a combiner through which a scene may be viewed by an obser... Read More
Inventors: Boot, Alan;, Assignee: Ferranti plc (Cheshire, GB2) |
Holographic head-up display
It is an object of the present invention to provide a 3D head-up display with high brightness. It is a feature of the present invention to provide high brightness video displays for generating the des... Read More
Inventors: Vick, Gerald L.;, Assignee: Rockwell International Corporation (Seal Beach, CA) |
Non-regular reflection type holographic mirror and method of producing the same in a reflection type display apparatus for vehicle
It is an object of the present invention to provide a non-regular reflection type holographic mirror which, when is mounted as a reflection plate on a windshield of a vehicle, can reduce the inclinati... Read More
Inventors: Sugita, Masaya; Fujiwara, Toshiaki; Sasaki, Kazuyuki; Iino, Tadashi; Furuya, Yoshiyuki; Watanabe, Takanori; Korenaga, Hidenobu;, Assignee: Yazaki Corporation (Tokyo, JP) |
Simulated stained-glass article and method of making the same
Accordingly, it is an object of the present invention to provide an improved simulated stained-glass article which avoids the disadvantages of the prior art, and which in particular provides a much mo... Read More
Inventors: Kuroda, Minoru;, Assignee: Nishizawa Shoji Co. Ltd (Amagasaki, JA); Dimension Weld International Corporation (Stamford, CT) |
Color printed record and method
OF THE PREFERRED EMBODIMENT FIG. 1 of the drawing shows a record 10 printed in color which incorporates the principles of this invention. We have illustrated the record 10 as a printed copy of an ori... Read More
Inventors: Helinski, Richard R.;, Assignee: Howtek, Inc. (Hudson, NH) |
Sign with transparent substrate
A preferred embodiment of the novel sign with transparent substrate comprises an extraordinarily thick ridge or layer of viscous ink which is deposited on a surface of the substrate to establish the o... Read More
Inventors: Longobardi, Lawrence J.;, Assignee: |
Fluororesin-coated material having markings indicated thereon
OF THE INVENTION A first embodiment of the present invention relates to a fluororesin-coated material having markings indicated thereon comprising a substrate having coated thereon a fluororesin comp... Read More
Inventors: Yamada, Katsuya; Morita, Masahiro; Matsushita, Nobutaka; Nishimura, Yoshichika; Matsuyama, Fumio;, Assignee: Sumitomo Electric Industries, Ltd. (Osaka, JP) |
Optical head in a device for recording and reading a data carrier
The device according to the invention makes it possible to obviate this prior art disadvantage. The present invention therefore specifically to an optical head in a recording-reading device for a data... Read More
Inventors: Bricot, Claude; Chaboche, Michel; Volleau, Patrick; Leterme, Dominique; Le Merer, Jean-Pierre;, Assignee: Thomson-CSF (Paris, FR) |
Combiner for optical or electro-optical systems
According to the present invention, there is provided a single-element beam splitter for splitting a beam of electromagnetic radiation passing therethrough into three beams. The beam splitter comprise... Read More
Inventors: Gerlitz, Jonathan;, Assignee: Sofin Ltd. (Tel-Aviv, IL) |
Optical Systems 
