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| Number | Title | Issue Date |
| 8092377 | Endoscope light intensity controller An endoscope device includes an optical coupler, an image pickup module, a second bundle of optical fibers, a photodetector and an image processing module. The optical coupler has an input end optically coupled to a light source, a first output end and a second outp... | 01/10/2012 |
| 7585276 | Endoscope system and operation method for endoscope According to the endoscope system of the present invention, when the image pickup device of the first endoscope device detects illumination light irradiated from the illumination device of the second endoscope device, the control device performs control so as to red... | 09/08/2009 |
| 7559892 | Medical wireless imaging device A medical wireless imaging device comprises an image sensor, a transmitter, a receiving device, and a plurality of light sources. The transmitter transmits data through a wireless communication link to a processing device. The receiving device wirelessly receives co... | 07/14/2009 |
| 7470229 | Endoscope apparatus and illuminating apparatus for endoscope This endoscope apparatus comprises an insertion section to be inserted into a space to be inspected, a light emitting device for illuminating inside of the space, a fluorescent member provided at a tip-end of the insertion section and emitting fluorescent light with... | 12/30/2008 |
| 7452328 | Capsule endoscope apparatus A capsule endoscope apparatus includes an illuminating device, an image pick-up device which picks up an image of an illuminated portion, and a radio transmitting device. The illuminating device in the capsule endoscope apparatus has a switching device which switche... | 11/18/2008 |
| 7336894 | Electronic endoscope system, lighting device for electronic endoscope system, and light controller for electronic endoscope system A lighting device for an electronic endoscope system, includes a light source; a set of rotary shutters having at least two rotary shutters, having a rotational axis parallel to an optical axis of the light source, the rotary shutters alternately intercepting incide... | 02/26/2008 |
| 7247135 | Electronic endoscope apparatus including brightness adjuster An electronic endoscope apparatus has a light source, a luminance calculator, a controller, and a brightness adjuster. The light source illuminates an object. The luminance calculator calculates a luminance level indicating a brightness of an object image on the bas... | 07/24/2007 |
| 7236697 | Device for driving light emitting diode for flash of camera Disclosed herein is a device for driving a LED for a flash of a camera, such as a digital camera or a camera of a mobile phone, which is capable of driving the LED in two modes to reduce power consumption. The LED drive device comprises the LED, a continuous low cur... | 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 |
| 7218340 | Video-scope in electronic endoscope apparatus A video-scope according to the present invention has an image sensor and is selectively connectable to plural types of video-processors. The video-scope has a memory, a signal processor, a video-processor detector, and a data setter. The memory stores a series of re... | 05/15/2007 |
| 7212737 | Videoendoscopic system A videoendoscopic system (1) including an endoscope optical system (2) and a camera portion (3), the endoscope optical system (2) having an elongated shaft (4) through which an optical image guide (5) and a fiber light guide... | 05/01/2007 |
| 7176965 | Method of adjusting the brightness of an image, digital camera and image processor using the method The brightness of image data is previously defined based on the R, G, and B values of each pixel. In an image considered to have been exposed appropriately by a conventional method, when the brightness histogram for the defined image is computed, pixels having the m... | 02/13/2007 |
| 7151566 | Electronic camera The objects of the present invention are to provide an electronic camera which is able to precisely evaluate the type of a subject and perform an optimal gray-scale transformation on the image of the subject. The electronic camera comprises: an histogram creation un... | 12/19/2006 |
| 7147350 | Portable light modification device A novel light modification device is described that includes an optical wheel having at least two light modification sections, the optical wheel being turned by an electric powered actuator and the electric power used to operate the actuator being provided by a ligh... | 12/12/2006 |
| 7106374 | Dynamically reconfigurable vision system A closed-loop vision system is disclosed that utilizes a concept known as Dynamically Reconfigurable Vision (DRV), which is adaptive image sensing driven by a computer or human operator's response to changing scenery. The system reduces the amount of irrelevant vide... | 09/12/2006 |
| 7077804 | Light source apparatus for endoscope A light source apparatus for an endoscope including a main light source; a light guide member whose incident end face is opposed to the main light source and which guides light incident thereon to an emission end face thereof; an auxiliary light source which is acti... | 07/18/2006 |
| 7070560 | Illumination control system and method for endoscopes A light source device enables manual and automatic light regulation performed on illumination light that is irradiated to an object. A set value of a light regulation level for light emanating from a light source which is determined for use of an endoscope 11... | 07/04/2006 |
| 7043291 | Fluorescence image display apparatus A fluorescence image display apparatus is provided; wherein, when a pseudo color image representing the tissue state of a target subject is obtained, based on a fluorescence image emitted from the target subject upon the irradiation thereof by an excitation light, t... | 05/09/2006 |
| 7029437 | Electronic endoscope apparatus An electronic endoscope apparatus has a light source, a pixel luminance detector, a division setter, an average block luminance calculator, a peak-luminance determiner, a representative luminance calculator, and a brightness adjuster. The division setter divides the... | 04/18/2006 |
| 6980227 | Electronic endoscope with light-amount adjustment apparatus An electronic endoscope has a video-scope with an image sensor and a video-processor. The video-scope has an objective lens and an illuminating lens in a tip portion. Further, the electronic endoscope has a luminance calculator and a light-amount adjuster. The lumin... | 12/27/2005 |
| 6974240 | Illumination control system and illumination control method for endoscope systems An illumination control system comprises a rotation detecting section, an abnormality determination section, and a filter removing section. The rotation detecting section detects the rotational driving of a filter which is located on a path of illumination light emi... | 12/13/2005 |
| 6937267 | Electronic endoscope An electronic endoscope displays the date so as to enable the year, month, and day to be differentiated on a screen when displaying a date together with the object image. The electronic endoscope is provided with, in a processor, a central processing unit (CPU), a r... | 08/30/2005 |
| 6932763 | Endoscope light source apparatus for shielding central region of ray bundle earlier An aperture mechanism of this apparatus is provided with an aperture blade which has, for example, an outline converging toward the front end with a shielding width of the front-end blade section smaller than the diameter of a ray bundle transmitted into a light gui... | 08/23/2005 |
| 6878109 | Light source device for an endoscope using a DMD An endoscope system comprising an endoscope which incorporates an imaging element together with an element for determining the type of the imaging element; a light source apparatus, which includes a DMD in a light path from a light source lamp, for determining incid... | 04/12/2005 |
| 6852079 | Light guide and endoscope An object of the present invention is to make the light distribution by a light guide even. In the light guide, an amount of light emitted from the central region in the light emission end face is relatively small in comparison with an amount of light emitted from a... | 02/08/2005 |
| 6817977 | Lighting system for an endoscope A lighting system for an endoscope includes a lamp positioned so that an optical axis thereof is oriented horizontally; a light guide having an incident end upon which the illuminating light from the lamp is incident; a diaphragm plate rotated about a pivot so as to... | 11/16/2004 |
| 6796939 | Electronic endoscope An electronic endoscope having an illuminating section in which an LED for illumination that emits illuminating light to illuminate an observed site is provided and a C-MOS image sensor which has an image pickup surface on which an optical image is formed and output... | 09/28/2004 |
| 6734894 | Electronic-endoscope light quantity controlling apparatus The present invention is an electronic-endoscope apparatus for compensating for lack of light quantity caused by a delayed response from a light shielding mechanism when an all-pixel reading system is used. In the case of, for example, a moving image, this apparatus... | 05/11/2004 |
| 6724418 | Electronic endoscope An electronic endoscope of the present invention includes a video-scope, video-processor, a light source, a luminance value calculator, a light-adjuster, and a determiner. The luminance value calculator successively calculates a luminance value indicating brightness... | 04/20/2004 |
| 6692433 | Light source device for endoscope A light source device comprises a pair of aperture blades, which opens and closes an optical path through which illumination light radiated from a light source passes so that the amount of the illumination light entering a light guide fiber bundle of the ... | 02/17/2004 |
| 6669628 | Electronic endoscope system enabling different type of electronic endoscope to be used When a new processor is connected to an old electronic endoscope provided with a memory storing B data for image processing specific to the scope, white balance control is carried out by a microcomputer. That is, at the time when power is turned on, this ... | 12/30/2003 |
| 6629925 | Light source device for endoscope A light source device comprises an aperture mechanism having a pair of aperture blades in an optical path formed between a light source and an incident end surface of a light guide on which an illuminating light is made incident. The first and second aper... | 10/07/2003 |
| 6540671 | Electronic endoscope apparatus driving light shielding plate There is provided a light shielding plate to shield light from a light source lamp, and this light shielding plate is rotated and driven by a light shielding plate drive circuit, and a charge stored in a CCD for a period of, for example, 20H at a start of... | 04/01/2003 |
| 6527709 | Light source device for endoscopes A light source device for endoscopes capable of preventing an incident end-face of a lightguide from generating heat due to infrared light emitted from a light source, and capable of radiating sufficient ultraviolet light and visible light. A light source... | 03/04/2003 |
| 6524236 | Device for controlling an amount of light of a lighting unit for an endoscope A device for controlling an amount of light of a lighting unit for use in an endoscope that is used to view an image of an object. A light shielding system shields light generated by a light source and transmitted to the endoscope and a stepping motor dri... | 02/25/2003 |
| 6511422 | Method and apparatus for protection from high intensity light A method and apparatus where the output from a high intensity light source is controlled so that whenever the output is not directed at a surface, the light source output intensity is automatically reduced to a safe level. This is achieved by monitoring t... | 01/28/2003 |
| 6475141 | Electronic endoscope device using separated area photometry In an electronic endoscope, and a memory which contains image pickup area information including size and light distribution characteristics are provided, and in a processor device to which this electronic endoscope is connected, a photometric part for mea... | 11/05/2002 |
| 6464633 | Light source device for endoscope using DMD A larger number of micromirrors arranged on an illumination optical path of a lamp in a light source device for supplying an illumination light to an endoscope and by using a silicon chip as a base are arranged the micromirrors in a two-dimensional are se... | 10/15/2002 |
| 6425858 | Electronic endoscope apparatus having magnification changing function The present invention provides an electronic endoscope apparatus which prevents a picked up image from being blurred utilizing an optical magnification change mechanism. A viewing distance is changed by moving a movable lens with an actuator, magnificatio... | 07/30/2002 |
| 6414710 | Electronic endoscope In an electronic endoscope, a flexible scope has an image sensor provided at a distal end thereof, and an optical light guide extending therethrough. The scope is detachably connectable, at a proximal end thereof, to a processing unit, which processes ima... | 07/02/2002 |
