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| Number | Title | Issue Date |
| 8168940 | Optical transmission module, electronic device and method for manufacturing optical transmission module A light transmission module includes a light transmission path for transmitting light, an optical element including a light emitting and receiving surface for optically coupling with the light transmitted by the light transmission path, and being formed with a light... | 05/01/2012 |
| 7615736 | Optical sensor An optical sensor includes a light source, a sensing unit, a first optical fiber transmitting light from the light source to the sensing unit, second and third optical fibers transmitting the light from a reflecting surface of the sensing unit to light-receiving por... | 11/10/2009 |
| 7586084 | Optical fiber probe, optical detection device, and optical detection method An optical detection device image is disclosed that allows fast measurements using near-field light at high resolution and high efficiency but without necessity of position alignment of an optical fiber probe. The optical detection device includes an optical fiber p... | 09/08/2009 |
| 7435010 | High temperature light guide Disclosed is a method of forming an optical monitoring or transmitting light guide and a resulting apparatus that begins by bonding a bundle of optical fibers together using an epoxy and polishing the distal end of the bundle of optical fibers to create an optical a... | 10/14/2008 |
| 7428051 | Device for the IR-spectrometric analysis of a solid, liquid or gaseous medium The invention relates to a device for the IR-spectrometric analysis of a solid, liquid or gaseous medium. The device includes a process probe, which has a reflection element. The device additionally includes a linear variable filter, at least one detector element, a... | 09/23/2008 |
| 7385177 | Light guide rotation rate detector with coupled optical resonators A method and device are presented for use in determining a rate of rotation of an object. The device comprises a light guide comprising an arrangement of a plurality of coupled optical resonators arranged along a curvilinear optical path. This allows for determining... | 06/10/2008 |
| 7356209 | Method and apparatus for optically powering and multiplexing distributed fiber optic sensors An optical power converting apparatus is provided that may be used with remote sensors. A plurality of remote sensors may be coupled to a backbone optical fiber with each sensor having an optical power converter that receives an optical signal from a head end of tha... | 04/08/2008 |
| 7356208 | Fiber detector apparatus and related methods A fiber detector apparatus includes a hub having one or more electrical contacts. The hub is configured to be placed against a connector, which is disposed on an electromagnetic energy source, such that electrical continuity is established between the electrical con... | 04/08/2008 |
| 7348786 | Probe module for testing chips with electrical and optical input/output interconnects, methods of use, and methods of fabrication Probe modules, methods of use of probe modules, and methods of preparing probe modules, are disclosed. A representative embodiment of a probe module, among others, includes a redistribution substrate and a probe substrate interfaced with the redistribution substrate... | 03/25/2008 |
| 7315632 | Device for imaging the papillary lines of a finger Device has a transparent body (1) with a support surface (2). Light is incident on the surface at an angle less than that required for total internal reflection. In the areas of the fingerprint ridges evanescent fields are excited. Propagated light ( | 01/01/2008 |
| 7304794 | Microscope The microscope (S, 100) has a hand piece (20, 112), whose tip is mounted with a thin sheet-like mirror unit (M, 10, 130, 220), and around both ends of the base (11e, 131c) thereof is arranged an illuminating light sou... | 12/04/2007 |
| 7297913 | Module for a laser measuring device In a compact laser measuring device with a high level of transmission power the problem arises of the laser detector being dazzled by unwanted stray light. To resolve that problem there is provided a module (2) for a laser measuring device (4) w... | 11/20/2007 |
| 7239599 | Light irradiation head and information storage apparatus A light irradiation head of the present invention includes: a propagation body having a tapered two dimensional shape axially symmetrical to a predetermined symmetrical axis, and consisting of a first kind material that propagates electromagnetic fields of light; an... | 07/03/2007 |
| 7209605 | Packaged optical sensors on the side of optical fibers The present invention concerns an optical sensor located on a preferred azimuthal portion of the side of an optical fiber. An optical fiber having two opposite ends, a core and a cladding and at least one sensing area is disclosed. Each of the sensing areas is locat... | 04/24/2007 |
| 7203344 | Biometric imaging system and method A method and system of obtaining a ten-print plain impression fingerprint includes scanning a print image, processing the scanned image, separating the processed image into individual fingerprint images, and determining how many print images have been scanned. The m... | 04/10/2007 |
| 7194180 | Fiber detector apparatus and related methods A fiber detector apparatus includes a hub having one or more electrical contacts. The hub is configured to be placed against a connector, which is disposed on an electromagnetic energy source, such that electrical continuity is established between the electrical con... | 03/20/2007 |
| 7162060 | Method, system, and computer program product for control of platen movement during a live scan A method, system, and computer program product is provided that controls platen movement during a live scan. The platen moves in response to finger movement. The present invention then applies a counter force that counters the platen movement. In one embodiment, the... | 01/09/2007 |
| 7149383 | Optical system with reduced back reflection An optical system is adapted to produce reduced back reflection from a receiving detector back to a light source for increased system performance. The system may optically condition light signals from the light source for projection onto the detector. The conditioni... | 12/12/2006 |
| 7141778 | Semiconductor device, optoelectronic board, and production methods therefor The semiconductor device of the present invention comprises an optical transmission region, and a light receiving part for converting light propagating through the optical transmission region to an electrical signal, wherein the optical transmission region comprises... | 11/28/2006 |
| 7129722 | Methods of improving reliability of an electro-optical module The quality and reliability of electro-optical modules can be improved, for instance, through improved testing and burn-in of an electro-optical sub-assembly. Reliability can also be enhanced through better methods of constructing an electro-optical module. By arran... | 10/31/2006 |
| 7121737 | Light emitting unit operative at high coupling efficiency, optical sensor system and musical instrument using the same A light emitting device includes an optical fiber plug formed with a through-hole into which a bundle of optical fibers is inserted and a light-emitting device holder formed with a through-hole in which a condenser lens and a light emitting device are accommodated, ... | 10/17/2006 |
| 7119890 | System and method for illuminating a platen in a live scanner and producing high-contrast print images Light from an illumination source is injected into a prism of a print scanner through an illumination injection surface that is not directly imaged by an optical system and an image sensor of the print scanner. This light travels across the prism and hits a highly r... | 10/10/2006 |
| 7099553 | Apparatus and method for generating a lamina of light An apparatus and method for generating a lamina of light. The apparatus includes an optically transparent member having an input configured to receive light and one or more facets formed in the optically transparent member. As light enters and travels through the me... | 08/29/2006 |
| 7095944 | Distance measuring device and method for determining a distance The invention relates to a distance measuring device and a suitable method for determining a distance which provides for continuous determination of the distance—which can therefore also be made discrete—and in addition is easy to handle and provides for a large... | 08/22/2006 |
| 7095880 | Method and apparatus for rolled fingerprint capture A method and apparatus for rolled fingerprint capture is described. The start of a fingerprint roll is detected. A plurality of fingerprint image frames are captured. A centroid window corresponding to each of the plurality of captured fingerprint image frames is de... | 08/22/2006 |
| 7091492 | Imaging device comprising optically coupled fiber optic plate assembly A fiber optic plate assembly is provided for transferring optical signals to a detector or other optical element within an imaging device or imaging system. The fiber optic plate assembly comprises first and second fiber optic plates coupled via an optical coupling ... | 08/15/2006 |
| 7090759 | Apparatus and method for light-controlled electrokinetic assembly of particles near surfaces A method and apparatus for the manipulation of colloidal particulates and biomolecules at the interface between an insulating electrode such as silicon oxide and an electrolyte solution. Light-controlled electrokinetic assembly of particles near surfaces relies on t... | 08/15/2006 |
| 7071458 | Optical element, optical transmission unit and optical transmission system An optical element comprising a transparent body 10 including a first end face 12; a second end face 14 forming a prescribed angle to the first end face; and a third end face 15 having a plurality of light reflection parts 16a | 07/04/2006 |
| 7068822 | System and method for sending a packet with position address and line scan data over an interface cable A system and method for sending a packet with a position address and line scan data from a first device over a 1394 interface to a second device. The present invention loads a camera, an illuminator, and a microprocessor with set-up instructions and a start pulse. T... | 06/27/2006 |
| 7068912 | Fiber detector apparatus and related methods A fiber detector apparatus includes a hub having one or more electrical contacts. The hub is configured to be placed against a connector, which is disposed on an electromagnetic energy source, such that electrical continuity is established between the electrical con... | 06/27/2006 |
| 7056000 | Apparatus for testing a light emitting device, and a method for testing light emitting devices A text fixture (1) comprises apparatus (4) for verifying the color and brightness of light emitted from LEDs (5) of a printed circuit board (3). A base (6) of the fixture (1) supports the printed circuit board (3) dur... | 06/06/2006 |
| 7053783 | Pathogen detector system and method A pathogen detector has a sample area for containing environmental air, a light source on one side of the sample area for directing a collimated beam of light through the sample air so that part of the light beam will be scattered by any particles present in the air... | 05/30/2006 |
| 7030366 | Micro piezo-optic composite transducers and fabrication methods A micro piezo-optic composite transducer comprises: dielectric material; electrodes situated over opposing surfaces of the dielectric material; an optical fiber embedded in the dielectric material, the optical fiber configured to have a wavelength response as a func... | 04/18/2006 |
| 7010148 | Calibration and correction in a fingerprint scanner A calibration and correction procedure for a fingerprint scanner. The calibration and correction procedure performs an automatic calibration procedure and gray level linearity procedure. The automatic calibration procedure includes a brightness function to correct f... | 03/07/2006 |
| 6998600 | Multifrequency ultra-high resolution miniature scanning microscope using microchannel and solid-state sensor technologies and method for scanning samples A miniature, ultra-high resolution, and color scanning microscope using microchannel and solid-state technology that does not require focus adjustment. One embodiment includes a source of collimated radiant energy for illuminating a sample, a plurality of narrow ang... | 02/14/2006 |
| 6995356 | Optical encoder device An optical encoder device (100) comprises: an optical emitter (103) for emitting light, the optical emitter (103) having a light emission direction (E); an optical detector (104) for detecting light emitted by the optical emitter (103 | 02/07/2006 |
| 6972402 | Photoelectric rotary encoder A photoelectric rotary encoder includes a light source that emits a light beam, a returning section that returns the emitted light beam to a direction opposite to an emitting direction of the beam, and a photodetector that is disposed on a substrate on which the lig... | 12/06/2005 |
| 6963062 | Method for multiplexed optical detection including a multimode optical fiber in which propagation modes are coupled A method for multiplexed optical detection includes: imaging light onto an input face of a first optical fiber, wherein the first optical fiber is a multimode optical fiber; inducing coupling among the propagation modes of the light in the first optical fiber; coupl... | 11/08/2005 |
| 6956608 | Fingerprint imaging device including an optical plate having microreflectors A compact-sized fingerprint imaging device includes an optical plate for creating a fingerprint pattern at a finger field on the optical plate. The fingerprint pattern is illuminated with light from an illuminating tool to create imaging light rays. A small thicknes... | 10/18/2005 |
| 6956226 | Light image sensor test of opto-electronics for in-circuit test A method for testing at least one light source on a printed circuit assembly, includes: detecting a light signal from a plurality of light sources on a printed circuit assembly; generating a plurality of electrical analog signals from an image array, in response to ... | 10/18/2005 |
