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Class 396/164 - Variable intensity control


Subclass of Class 396 - Photography
Definition: Subject matter having a means to adjust the brightness of
No. of patents: 80
Last issue date: 03/27/2012


1    
NumberTitleIssue Date
8145051Image pickup apparatus using light emitting device and method of controlling the same
An image pickup apparatus which is capable of reducing possibility of missing a good moment to take a photo and reducing electric power wasted for strobe shooting. The image pickup apparatus is capable of shooting using a strobe. A motion detector detects an amount ...
03/27/2012
8103159Flashing control method for a digital camera
The present invention is directed to a flashing control method for a digital camera. Indices respectively corresponding to sensitivity values are firstly determined. Subsequently, main-flash intensities are respectively obtained with respect to the sensitivity value...
01/24/2012
7995912Imaging apparatus with strobe consecutive shooting mode and optional pixel addition drive
When the mode is set to a strobe consecutive shooting mode, an imaging apparatus sets the mode to a pixel addition drive mode for reading out image data using pixel addition drive, performs metering operation using preliminary flashing and calculates an appropriate ...
08/09/2011
7991281Illumination source having programmable rise and fall times
An illumination source senses a level of ambient light and determines an illumination waveform to be used to illuminate at least a portion of a document. The rise and the fall time of the illumination waveform are independently controlled. ...
08/02/2011
7949247Imaging apparatus including strobe light emitting function
A digital camera 1 comprising a xenon strobe light device 15 and an LED strobe light device 16, wherein, when strobe light consecutive imaging is performed when the strobe light is set to “automatically-switched strobe light”, the digital ca...
05/24/2011
7929854Illumination device for photography, and camera
An illumination device for photography includes: a light emission unit that emits illumination light towards a photographic subject; and a control unit that performs control so as to change a light emission luminance of the light emission unit within an exposure tim...
04/19/2011
7869705Lighting array control
A subject captured by a camera may be affected by environmental lighting provided by nearby light sources and the sun or moon, which may cause underexposure or overexposure of the image or aesthetically displeasing color tones. Image processing and camera adjustment...
01/11/2011
7835639Imaging apparatus with strobe consecutive shooting mode
When the mode is set to a strobe consecutive shooting mode, an imaging apparatus sets the mode to a pixel addition drive mode for reading out image data using pixel addition drive (S7), performs metering operation using preliminary flashing (S8) and ca...
11/16/2010
7756413Illuminating device for photographing and camera
An illuminating device for photographing includes: an illuminating unit having a plurality of current-controlled light emitting elements, which illuminates a subject with light emitted from the plurality of light emitting elements; a storage unit in which light emis...
07/13/2010
7697837Image pickup apparatus
In an image pickup apparatus capable of setting the flash exposure amount of an external flash both in the camera and the standalone external flash, if a flash exposure compensation amount locally set in the external flash itself and that set in the camera exist, on...
04/13/2010
7646974Color adjustment for camera
A device may include a camera to capture an image, a sensor to measure information indicative of a color characteristic of light in an environment, and a processor to adjust a color characteristic of a flash based on the color characteristic of the light in the envi...
01/12/2010
7606480Photographic illuminating device and camera
A photographic illuminating device comprises a discharge-controlled illumination unit that emits illuminating light in response to a light emission instruction, a current-controlled illumination unit that emits illuminating light in response to a light emission inst...
10/20/2009
7509043Illuminating device for photographing and camera
An illuminating device for photographing includes: an illuminating unit having a plurality of current-controlled light emitting elements, which illuminates a subject with light emitted from the plurality of light emitting elements; a storage unit in which light emis...
03/24/2009
7415202Image taking device, method for controlling light sources and computer program
An image taking device with a lighting device includes a light irradiating portion for irradiating light to a subject and a light receiving portion for receiving reflected light from the subject that is irradiated by the light. The light irradiating portion is struc...
08/19/2008
7400826Imaging device and method for producing a flash of light with pulsing
An imaging device and method for producing a flash of light utilizes pulsing of one or more color lights, e.g., red, green and blue lights, emitted from light sources to produce the flash of light. The light sources may include light emitting diode dies configured t...
07/15/2008
7386227Method and apparatus for photographic illumination
A method and apparatus for photographic illumination comprising a light box having a top surface with spaced apart walls depending therefrom having an aperture in one wall thereby forming a chamber for the placement therein of an article or articles to be photograph...
06/10/2008
7369037Programmable multicandela notification device
An alarm system notification device includes a strobe, a communication port, a manual selector that allows manual selection of strobe intensity, and a communication port through which the device transmits an indication of a selected strobe intensity. The device may ...
05/06/2008
7359632Flash apparatus, image capture apparatus having a flash apparatus, and method of controlling a flash apparatus
A flash apparatus or an image capture apparatus includes a charging unit, configured to boost a voltage of an electric source and a control unit, configured to calculate the sum of the light emission amount within a predetermined period of time. The control unit red...
04/15/2008
7321725Light-amount control device for photographing
A light-amount control device includes a plurality of lighting units each of which emits light for illuminating a photographing area of a photographing optical system. Further, the light-amount control device includes a peripheral light amount data calculator and a ...
01/22/2008
7303308Lighting apparatus
Lighting apparatus for an image-gathering device, includes a light frame supporting a plurality of light emitting diode lamps configured to emit light at a tungsten balanced colour temperature, and a focussing frame comprising a plurality of light focussing lenses c...
12/04/2007
7277630Mobile equipment and mobile phone with shooting function
Mobile equipment includes LEDs supplied with a current to emit red light, green light and blue light, FETs and a booster circuit for controlling the current supplied. The current supplied is controlled to supply all of the LED with a current of a low level to illumi...
10/02/2007
7254323Illumination optical system, illumination device and image-taking apparatus
An illumination optical system is disclosed, which leads a luminous flux forward effectively, which emitted backward from a light source. The illumination optical system comprises a light source, and a first optical member arranged on an opposite side of a light irr...
08/07/2007
7248793Lens-fitted photo film unit
A lens-fitted photo film unit provides a daylight photography mode to select no flash emission and the small stop, a daylight synchro photography mode to select normal flash emission and the small stop, and a night view synchro photography mode to select reduced fla...
07/24/2007
7236697Device 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
7230779ND filter and aperture diaphragm apparatus
An ND filter is made of a transparent substrate having a plane. An optical film is formed on the plane of the transparent substrate. The optical film has a lamination structure including a light absorption film and a dielectric film, and has a variable transmission ...
06/12/2007
7218205Variable candela strobe with constant trigger voltage
A variable candela strobe unit couples a substantially constant trigger voltage to a trigger electrode of a gas discharge tube irrespective of the voltage provided across the tube which is specified by a selected candela output value. The trigger voltage is great en...
05/15/2007
7212654Measurement of fruit particles
Apparatus and methods to characterize and measure fruit pieces in food products are provided. A sample is spread on a viewing cell and illuminated. The image is captured by a camera and fed to a computer with imaging software. Information useful for quality control ...
05/01/2007
7139474Mobile equipment and mobile phone with shooting function
Mobile equipment includes LEDs supplied with a current to emit red light, green light and blue light, FETs and a booster circuit for controlling the current supplied. The current supplied is controlled to supply all of the LED with a current of a low level to illumi...
11/21/2006
7085489Mobile device and mobile telephone device having imaging function
Mobile equipment includes LEDs supplied with a current to emit red light, green light and blue light, FETs and a booster circuit for controlling the current supplied. The current supplied is controlled to supply all of the LED with a current of a low level to illumi...
08/01/2006
7079011Apparatus and method for synchronizing visual/audible alarm units in an alarm system
An apparatus and concomitant method of reducing the number of synchronization pulses transmitted to the alarm units for increasing the reliability of the overall alarm system is disclosed. The synchronization signal is implemented as a reference or reset signal from...
07/18/2006
7076162Mobile equipment and mobile phone with shooting function
Mobile equipment includes LEDs supplied with a current to emit red light, green light and blue light, FETs and a booster circuit for controlling the current supplied. The current supplied is controlled to supply all of the LED with a current of a low level to illumi...
07/11/2006
7061535Input unit, information recording apparatus and digital camera using the same
An information recording apparatus for recording external information of the present invention including an input unit for transmitting a user's instruction to the information recording apparatus. The input unit includes a cross key and a dot matrix display arranged...
06/13/2006
7043156Strobe light emitting apparatus and camera
A strobe apparatus includes a xenon tube, which is a discharge tube, having a discharge light emitting portion and a light emitting portion terminal. Light is emitted from the xenon tube and is reflected in a predetermined direction by a reflection umbrella. A trans...
05/09/2006
7006003Multi-candela emergency strobe light
A jumper, by its insertion at a particular position of a circuit board, selects one of plural strobe intensities. The jumper includes a flag listing available strobe intensity values. The flag is seated in a pocket when the jumper is inserted onto the circuit board,...
02/28/2006
6993255Method and apparatus for providing adaptive illumination
An illumination system (20, 72, 110, 142) for illuminating a scene comprising: an illuminator (24, 74, 116) having a plurality of substantially contiguous independently controllable light (26, 76) providing regions each of which provides light t...
01/31/2006
6985627LED bar array high addressable imaging in 2-dimensions
An imaging apparatus includes an input that receives a stream of image pixels such as high addressable bits, multiple bits per pixel or binary image bits representing an input image and a processor that processes and directs signals to an LED bar that selectively ex...
01/10/2006
6906616Apparatus and method for synchronizing visual/audible alarm units in an alarm system
An apparatus and concomitant method of reducing the number of synchronization pulses transmitted to the alarm units for increasing the reliability of the overall alarm system is disclosed. The synchronization signal is implemented as a reference or reset signal from...
06/14/2005
6856241Variable candela strobe
A selectable candela strobe alarm unit includes an energy storage circuit to reliably discharge a gas filled output device. The circuit includes a primary energy storage capacitor and a secondary energy storage capacitor. The capacitors can be configured in series o...
02/15/2005
6832835Fundus image-taking apparatus and method
A fundus image-taking and recording apparatus emits an appropriate amount of light at the time of taking an image by determining an appropriate light exposure from the amount of observation light during observation. In particular, even when the brightness varies dur...
12/21/2004
6822400Processor controlled strobe
A strobe light responds to both an input voltage range of about 8-40 volts and a selectable candela output. A programmed processor stores a plurality of electrical parameters which correspond to respective selectable candela. For repetitive fixed periods, the light ...
11/23/2004
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