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| Number | Title | Issue Date |
| 8169471 | Image capturing system, image capturing method, and computer readable medium Provided is an image capturing system including an image capturing section that includes a plurality of first light receiving elements for receiving light of a first wavelength region and a plurality of second light receiving elements for receiving light of a second... | 05/01/2012 |
| 8169470 | Optical imaging device having illumination light filter section An optical imaging device of the present invention comprises: a light source device; a light guide and illumination lens, provided in an insertion section that can be inserted into a body cavity, for constituting an illumination light path for guiding an illuminatio... | 05/01/2012 |
| 8111286 | Image processing apparatus, endoscope, and computer readable medium An image processing apparatus includes a color image data generation section 54 that generates color image data from an image pickup signal of a red component, an image pickup signal of a green component, and an image pickup signal of a blue component which a... | 02/07/2012 |
| 7847817 | Endoscope light source unit An endoscope light source unit includes an aperture device having aperture openings of different opening ratios, for selectively positioning one of the aperture openings between the incident end of a light guide and a light source; a driving device for moving the ap... | 12/07/2010 |
| 7522185 | TV observation system for endoscopes including a light source unit having LEDs A TV observation system for an endoscope including an endoscope and a small-sized light source unit. The endoscope can be structurally separated into an insertion part and a proximal holding part continuously extending from the insertion part. The endoscope can incl... | 04/21/2009 |
| 7393321 | Endoscope apparatus with solid-state pick-up An endoscope apparatus includes an endoscope that has a solid-state image-pickup device in which charges are accumulated in order to pick up an object image. The endoscope apparatus further comprises a memory in which a plurality of pieces of information on the accu... | 07/01/2008 |
| 7369327 | Variable optical-property element and optical apparatus including the same A variable optical-property element includes a liquid crystal the pitch of twist is less than 60 times the wavelength of light used, so that a spatially uneven electric or magnetic field or temperature is applied to the liquid crystal to thereby form an index distri... | 05/06/2008 |
| 7310109 | Protective device for safeguarding a hazardous area and method of checking the functional reliability of such a device The present invention discloses a protective device for safeguarding a hazardous area and a method for checking the functional reliability of such a device. The protective device has an image recording unit with an image sensor which includes a large number of light... | 12/18/2007 |
| 7289842 | System for medical examination or treatment The invention relates to a medical investigation and/or treatment system comprising: a catheter system, comprising a catheter (1, 7, 9), with a first sensor (4, 11) of an imaging system for optical co... | 10/30/2007 |
| 7286166 | Calibrating digital cameras for varying ambient light conditions An internal or external device may be utilized to calibrate a digital camera for changing ambient light conditions. The device may include a surface which either provides for white light reflectivity or white light transmissivity for making a first measurement of wh... | 10/23/2007 |
| 7271831 | Image input apparatus and method An image input apparatus is provided which is capable of taking a still image with high quality and with easy operations. The image input apparatus disclosed herein has a video camera and an expansion board mounted on a personal computer. The video camera has a lens... | 09/18/2007 |
| 7235045 | Fluorescence imaging endoscope An endoscope having an optical guide that is optically coupled to a first broadband light source and a second laser light source that emits light at a wavelength in a range of 350 nm to 420 nm. The endoscope has an image sensor at a distal end and collects a reflect... | 06/26/2007 |
| 7236621 | Diagnosis supporting device Disclosed is a diagnosis supporting system that acquires a reference image signal of a subject that is illuminated with visible light and a fluorescent image signal of the subject that is excited by irradiation with excitation light, calculates a difference between ... | 06/26/2007 |
| 7232410 | Adjusting method for endoscope systems An adjusting method for endoscope systems comprises a first adjusting step, a second light adjusting step and a storing step. The first adjusting step compares video signals, which are produced from illumination light rays that are reflected from an object and whose... | 06/19/2007 |
| 7229407 | Capsule endoscope with electroluminescence light source A capsule endoscope includes a capsule portion. The capsule portion includes at least an observation optical unit having an image pick-up element and an optical lens that forms an objective optical system, an illuminating unit having an illuminating substrate, an el... | 06/12/2007 |
| 7226412 | Endoscope system using normal light and fluorescence An endoscope system in accordance with an embodiment of the present invention includes an endoscope with a monochrome image pickup device for capturing reflected light and fluorescence from the body cavity, an excitation light cut filter which is installed in front ... | 06/05/2007 |
| 7223961 | Device for selectively detecting specific wavelength components of a light beam A device for selectively detecting specific wavelength components of a light beam includes a spectral spreading element for spectrally spreading the light beam, and a detector array arranged downstream of the element. The detector array includes light-insensitive re... | 05/29/2007 |
| 7221388 | Endoscope image sensing method and apparatus This invention relates to an endoscope image sensing apparatus which can switch suitable color matrixes in accordance with the type of observation region, the type of light source used, or the like, and obtain good color reproduction corresponding to the type of obs... | 05/22/2007 |
| 7190396 | Image processing circuit of image input device In image input devices such as digital still cameras, processing is speeded up and power consumption is reduced by arranging in a RPU (23) performing real time processing of a pixel data from a CCD (21), such that only special exceptional image process... | 03/13/2007 |
| 7157837 | Piezoelectric actuator A piezoelectric actuator including two or more piezoelectric layers each of which is formed of a piezoelectric material and which are stacked on each other; three or more electrode layers which are stacked alternately with the piezoelectric layers; and one or more a... | 01/02/2007 |
| 7154527 | Optical device Stereoscopic device including at least two apertures, each including a light valve, a multi wavelength light sensor array and a controllable multi wavelength illumination unit, producing at least two alternating beams of light, each of the beams of light is characte... | 12/26/2006 |
| 7136672 | Mobile telephone with built-in camera and flash A mobile telephone quipped with a camera may employ, as a camera flash, one or more RGB tri-color LEDs arranged on a face of the mobile telephone which is aligned with the direction in which a photograph may be taken by the camera. The viewing angle of the RGB tri-c... | 11/14/2006 |
| 7120296 | Information processing method An information processing method, comprising acquiring a photographed image of a color sample including specific color markers, binarizing a signal indicating luminosity of the photographed image, detecting a marker area, plotting a color signal of the marker area o... | 10/10/2006 |
| 7116352 | Capsule System for producing a stereoscopic image of an object, and displaying the stereoscopic image, the system including a capsule and a control unit, the capsule including a sensor assembly, a processor connected to the sensor assembly, a capsule transceiver connected t... | 10/03/2006 |
| 7108687 | Medical system An endoscope surgery system is provided, as a medical system, to be easily used by a user who is not used to the operation. An endoscope operation system includes a trolley and a remote controller. The trolley includes a plurality of medical devices (having a TV cam... | 09/19/2006 |
| 7106511 | Imaging system with large depth of field An optical imaging system and method for achieving a large depth of field without decreasing the relative aperture of an imaging lens. The imaging system has a light source for sequentially illuminating an object to be imaged with light of different ones of a plural... | 09/12/2006 |
| 7074180 | Visualization during closed-chest surgery An improvement in a method for closed-chest, video-assisted diagnostic or surgical treatment of a patient is provided. The improvement comprises draping a video monitor with a transparent sterile surgical drape and positioning the draped monitor within the surgical ... | 07/11/2006 |
| 7071979 | Image sensing apparatus and method An image sensing apparatus senses an image by illuminating a document by a light source including three light emitting diodes which emit light of red, green, and blue so that the light reflected from the document is incident on a sensor array which in turn generates... | 07/04/2006 |
| 7053949 | Charge couple device control system for scanner A control system and method for the CCD scanner, wherein the CCD can process multiple primary colors and includes a shift register and a transfer gate. The control system at least includes a transfer controller. The characteristic includes providing a transfer signa... | 05/30/2006 |
| 7050086 | Electronic endoscope system with color-balance alteration process In an electronic endoscope system including a video scope having a solid-state image sensor that successively produces a frame of red, green, and blue image-pixel signals, a difference value is calculated between a value of each of corresponding central red, green, ... | 05/23/2006 |
| 7042487 | Imaging element for electronic endoscopes and electronic endoscope equipped with the imaging element An imaging element for an electronic endoscope is disclosed. The electronic endoscope has an elongated tubular main body. At the tip end portion of the main body, there are provided an optical imaging system comprising a convex lens, a concave lens and an optical lo... | 05/09/2006 |
| 6972791 | Electronic camera and solid-state camera element that provides a reduced pixel set A solid-state camera device having a matrix of pixels arranged in rows and columns, wherein a subset of pixels of the entire pixel matrix can be read for display and confirmation of photographic conditions to reduce power consumption and decrease time to display the... | 12/06/2005 |
| 6972777 | Image display apparatus and method For generating a plurality of light beams having different colors, time sequentially switching the light beams, illuminating a space modulation unit with the light beam, and projecting light modulated by and emitted from the space modulation unit, a white light illu... | 12/06/2005 |
| 6967521 | Temperature detecting circuit A temperature detecting circuit includes a first delay unit for outputting a reference signal, a second delay unit for outputting a plurality of delay signals, a detecting unit for outputting a plurality of detecting signals according to the reference signal and del... | 11/22/2005 |
| 6961086 | Photographing apparatus for correcting white balance of an image signal and a color correction coefficient of image data A photographing apparatus provided with a picture-taking device which photographs a subject, includes a transmission type chart to be attached to the photographing apparatus and having at least a chromatic color portion; a storage device which stores a color reprodu... | 11/01/2005 |
| 6960165 | Endoscope with a single image pick-up element for fluorescent and normal-light images In a light source unit, a switchable filter section in which an RGB filter and a fluorescence observation filter can be shifted into the light path is disposed in front of a lamp. When fluorescence image mode is selected, excitation light in a part of the wavelength... | 11/01/2005 |
| 6943801 | System and method for refreshing imaging devices or displays on a page-level basis The present invention provides a system and method for checking authorization of remote configuration operations. The method comprises storing at least one image frame such that content of the image frame is stored in a plurality of memory pages in a memory. The met... | 09/13/2005 |
| 6943822 | Electronic endoscope with color adjustment function An electronic endoscope includes a video-scope with an image sensor and a video-processor, to which the video-scope is detachably connected. The electronic endoscope has a light source that emits illuminating light for illuminating a subject, a color adjuster that p... | 09/13/2005 |
| 6919914 | Powered optical coupler and endoscopic viewing system using same An endoscopic viewing system including a powered zoom coupler. The coupler is configured to attach the camera to a proximal end of an endoscope. The coupler includes a plurality of lenses that are positioned within a sleeve. The coupler includes a first motor and a ... | 07/19/2005 |
| 6900829 | Electronic endoscope system for reducing random noise of a video signal An electronic endoscope system which captures an image of an object and displays the same on a display device is provided with a noise reduction system. The noise reduction system reduces noise included in a frame of an image signal for each color component. The noi... | 05/31/2005 |
