Did You Know...
...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 7991252 | Blind-mate optical connector for server remote memory application Blind-made optical connectors may not be robust and tend to be very sensitive to dust. Accordingly, a floating barrel blind mate optical connector is described which floats with many degrees of freedom for easy connections and accommodates expanded beam connectors t... | 08/02/2011 |
| 7936954 | Optical rotary joint with high return loss An optical rotary joint comprises a first collimator arrangement for coupling-on first light-waveguides and a second collimator arrangement for coupling-on second light-waveguides, with the second collimator arrangement being supported to be rotatable relative to th... | 05/03/2011 |
| 7933477 | Optical transmission hinge apparatus An optical transmission hinge apparatus includes a first hinge portion for pivotally interconnecting a first casing and a second casing about a first axis, a first optical device provided in the first casing, a second optical device provided in the second casing and... | 04/26/2011 |
| 7920312 | Optical fiber scanning apparatus A scanning apparatus and method, the apparatus comprising a light transmitter, a mount for supporting the light transmitter located remotely from its exit tip, a drive for driving the light transmitter to vibrate resonantly in a first direction and to vibrate non-re... | 04/05/2011 |
| 7876985 | Optical rotating data transmission device of short overall length An optical rotating data transmission device comprises a first collimator arrangement for coupling-on first optical waveguides, a second collimator arrangement for coupling-on second optical waveguides, which is supported to be rotatable relative to the first collim... | 01/25/2011 |
| 7796848 | Electronic apparatus An electronic apparatus includes: a first frame and a second frame that are relatively movable; a frame boundary portion that is provided between the first frame and the second frame; a light emitting portion that is provided on the first frame and transmits an opti... | 09/14/2010 |
| 7734130 | Polarization-maintaining optical rotary coupling An optical rotating data transmission device for polarization-maintaining transmission of linearly polarized light comprises at least one first collimator for coupling on first light-waveguides, and also a second collimator for coupling on second light-waveguides, t... | 06/08/2010 |
| 7660497 | Apparatus for transmitting optical signals between components which can be rotated relative to one another (rotary transmitter) A rotary transmitter for transmitting optical signals between two components is described. In accordance with the invention, provision is made for a fiber optic cable, optionally also a second fiber optic cable to be used to transmit the signals, the latter being su... | 02/09/2010 |
| 7613371 | Coupling optical fibers A device and a method for the rotary coupling of optical fibers is disclosed. The coupling device includes a first housing element and a second housing element. The coupling device has a rotation axis around which the first and second housing element can rotate rela... | 11/03/2009 |
| 7583872 | Compact scanning fiber device Scanning fiber devices are disclosed. In one aspect, a scanning fiber device may include an actuator tube. The scanning fiber device may also include a cantilevered free end portion of an optical fiber. The cantilevered free end portion of the optical fiber may have... | 09/01/2009 |
| 7480427 | Electronic device and arrangement for providing communication between body parts thereof An electronic device comprises an arrangement for providing communication between a first body part and a second body part of the electronic device. The first body part and second body part are moveable relative to one another; each body part comprising a contact su... | 01/20/2009 |
| 7426324 | Optical rotating data transmission system with a cleaning device An optical transmission system in a computer tomograph for transmitting modulated optical signals between a first unit and a second unit, the first unit being supported to be rotatable relative to the second unit, comprises: a light guide disposed along a circular o... | 09/16/2008 |
| 7418169 | Apparatus for controlling at least one of at least two sections of at least one fiber An apparatus for controlling at least one of at least two sections of at least one fiber can be provided. The apparatus can include an arrangement which may be provided between the first and second sections of a particular continuous fiber of the fibers. A particula... | 08/26/2008 |
| 7415173 | Position sensor A hinge position sensor comprises first and second members connected together to provide a hinge, and an optical fiber or wave-guide connected between the first and second members to provide a communication link between the first and second members. A laser or LED i... | 08/19/2008 |
| 7412134 | Apparatus and methods for remakeable connections to optical waveguides A single-mode optical waveguide with a core, surrounded by a cladding consisting of an inner soft layer and an outer harder layer is described. The outer layer has a grating structure on its inner surface, whose spatial frequency is the same as that of the guided mo... | 08/12/2008 |
| 7403717 | Method and apparatus for first-order polarization mode dispersion compensation Method and apparatus for compensating for first-order Polarization Mode Dispersion in an optical transmission system. An apparatus has a polarization controller for transforming polarization components of an optical signal carried by the optical fiber into orthogona... | 07/22/2008 |
| 7382949 | Fiber-optic rotational device, optical system and method for imaging a sample A device, system and method for transmitting electro-magnetic radiation between at least two separate fibers (as well as for imaging a sample) are provided. For example, a first optical fiber and a second optical fiber may be provided, such that the first and/or sec... | 06/03/2008 |
| 7376298 | Optical rotating data transmission device with an unobstructed diameter A device for transmitting modulated optical signals between a first unit and a second unit, in which the first unit is supported to be rotatable relative to the second unit, comprises a light guide along a circular track on the first unit, a first light coupler for ... | 05/20/2008 |
| 7376299 | Optical bi-directional rotary hinge The specification and drawings present a new method and apparatus for a rotary hinge for transmitting an optical signal (e.g., comprising data) bi-directionally or uni-directionally from one part to another in an electronic device, wherein these parts can rotate rel... | 05/20/2008 |
| 7373041 | Optical rotary coupling An optical rotary joint comprises means for coupling-in or coupling-out light, and an optical derotating system. The derotating system may be a Dove prism or an Abbe-Koenig prism. In order to improve reflection at a reflecting face or faces of the derotating element... | 05/13/2008 |
| 7369723 | High speed piezoelectric optical system with tunable focal length A varifocal optical system includes a substantially circular membrane deposited on a substrate, and a ring-shaped PZT thin film deposited on the outer portion of the circular membrane. The membrane may be a MEMS-micromachined membrane, made of thermal oxide, polysil... | 05/06/2008 |
| 7369334 | Optical device with alignment compensation An optical device is provided which includes a plurality of optical modules and an alignment compensation module. Each optical module includes an optical component fixedly coupled to a relative reference mount. The relative reference mount is configured to attach to... | 05/06/2008 |
| 7356225 | Fiber optic probe tip The invention described here is an improved fiber optic probe. The tip of the probe is made from a transparent fill material that is connected to the end of a conventional optical fiber. The optical fiber is tapered, the fill material is connected thereto, and typic... | 04/08/2008 |
| 7356222 | Wavelength selective optical device and method of tuning a wavelength characteristic of the same The invention provides a wavelength selective optical device in which a light emitted from an end surface of a first optical fiber that propagates optical signals with a plurality of multiplexed wavelengths is incident on a first end surface of a first graded index ... | 04/08/2008 |
| 7352926 | Visual display with electro-optical addressing architecture A display device and method of operating the display device. The display device comprising a support substrate, a plurality of light emitting resonators placed in a matrix on the support substrate forming a plurality of rows and columns of the light emitting resonat... | 04/01/2008 |
| 7352929 | Rotary joint for data and power transfer A rotary joint is disclosed. The rotary joint comprise a power transfer interface for transferring power between a first portion having a first magnetic core and a second portion having a second magnetic core and rotatable relative to the first portion. The rotary j... | 04/01/2008 |
| 7347630 | Fiber optic transceiver having a floating transmitter port The invention provides a “floating” port assembly of a receptacle of a transceiver. The configuration allows the transmitter port assembly to float conically (e.g., angularly from side to side and up and down) relative to the axial direction of the receptacle sl... | 03/25/2008 |
| 7349618 | Optical feedthrough assembly for use in implantable medical device An optical feedthrough assembly is provided that is configured to be disposed through the canister of an implantable medical device. The optical feedthrough assembly comprises a ferrule having an aperture therethrough and an inner surface therethrough. An optical fi... | 03/25/2008 |
| 7349098 | Simultaneous beam-focus and coherence-gate tracking for real-time optical coherence tomography Method and apparatus for achieving dynamic focus tracking during real-time optical coherence tomography (OCT) by simultaneously implementing geometric focus tracking (GFT) and coherence gate tracking (CGT). GFT tracking involves changing a position of the focal poin... | 03/25/2008 |
| 7340133 | Configurable dispersion compensation trimmer The invention pertains to optical fiber transmission systems, and is particularly relevant to transmission of large volumes of data over long distances at high rates. An improved apparatus achieving precise dispersion compensation in a fiber span is disclosed. In pa... | 03/04/2008 |
| 7340175 | Non-uniform optical waveband aggregator and deaggregator and hierarchical hybrid optical cross-connect system Hierarchical hybrid optical networking is based on balancing cost and performance of optical networks by providing transparent (optical) switching of subsets of wavelengths in addition to opaque (electrical) switching of individual light paths. Effective use of wave... | 03/04/2008 |
| 7336407 | Scanner/pointer apparatus having super-hemispherical coverage A scanner apparatus which has super-hemispherical coverage includes a receiver, a pair of counter-rotating prisms, and a rotating mirror aligned with the pair of counter-rotating prisms. The rotating mirror and the pair of counter-rotating prisms guide an observed o... | 02/26/2008 |
| 7330617 | Wavelength selective optical switch, and optical device provided with spectroscopic function A wavelength selective optical switch of the present invention separates a WDM light emitted from an input port of an input and output optical system, according to wavelengths, by a diffraction grating, and thereafter, condenses the lights of respective wavelengths ... | 02/12/2008 |
| 7325977 | Optical coupling An apparatus and method for coupling and decoupling optical leads while preventing twists or kinks in the optical leas as well as back reflections with the apparatus including an a rotatable optical coupler and a non-rotatable optical coupler. ... | 02/05/2008 |
| 7324728 | Optical connector with total internal reflection abutting surface An optical connector (10) comprises at least one optical guide (12) for carrying optical radiations; a total internal reflection surface (11) upon which, in use, said radiations impinge, so that the radiation in the optical guide is reflected by... | 01/29/2008 |
| 7321706 | Optical fiber coupler A fiber coupler for coupling light into an optical fiber and/or coupling light out of the fiber, has two holder elements, namely a fiber holder for holding the fiber, and a lens holder for holding a focusing lens. The holder elements are adjustable in the axial and ... | 01/22/2008 |
| 7315671 | Display illumination system and manufacturing method thereof An illumination system (8) comprises an optical waveguide (18) which is made from optically transparent components and has four end faces (10, 10′). A light source (12) whose light is coupled into the optical waveguide (18) via o... | 01/01/2008 |
| 7312906 | Switchable polymer-dispersed liquid crystal optical elements Transmission and reflection type holograms may be formed utilizing a novel polymer-dispersed liquid crystal (PDLC) material and its unique switching characteristics to form optical elements. Applications for these switchable holograms include communications switches... | 12/25/2007 |
| 7309842 | Shielded monolithic microplasma source for prevention of continuous thin film formation A monolithic microplasma source includes a dielectric substrate having an outer surface that is exposed to a time varying electric field. A gap layer is positioned on an inner surface of the dielectric substrate. A shield including a slit is positioned on the gap la... | 12/18/2007 |
| 7308186 | Domestic appliance, in particular a built-in domestic appliance A domestic appliance includes a cover element, an optical operation indicator that can be covered by the cover element, and a fibre optic coupled to the optical operation indicator for transmitting a emitted light signal. The fibre optic has a light route along whic... | 12/11/2007 |
