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| Number | Title | Issue Date |
| 8184969 | Method and apparatus for power management in an electronic device An electronic device and method for power management in an electronic device is provided. In an embodiment, the electronic device includes the functionality of a personal digital assistant, wireless email paging and a camera with a flash that is operated via self-co... | 05/22/2012 |
| 7991282 | Method and circuit for charging of super capacitor as energy source for flash diodes A circuit and method for charging a super capacitor to an optimal voltage that provides a desired flash diode current value while minimizing power dissipation in circuit elements other than the flash diode. One embodiment uses periodic sampling of the current throug... | 08/02/2011 |
| 7970272 | Method and apparatus for power management in an electronic device An electronic device and method for power management in an electronic device is provided. In an embodiment, the electronic device includes the functionality of a personal digital assistant, wireless email paging and a camera with a flash that is operated via self-co... | 06/28/2011 |
| 7835640 | Method and system for operating a camera flash on a mobile device Various embodiments are described herein for a method and related apparatus for safely operating a camera flash on a mobile device powered by a battery module. Upon determination that the camera flash needs to be activated the method comprises measuring several batt... | 11/16/2010 |
| 7616882 | Method and apparatus for power management in an electronic device An electronic device and method for power management in an electronic device is provided. In an embodiment, the electronic device includes the functionality of a personal digital assistant, wireless email paging and a camera with a flash that is operated via self-co... | 11/10/2009 |
| 7522831 | Charging device for camera flash A charging device (1) for a camera flash includes a digital signal processor (10) providing a pulse width modulation signal and receiving a feedback signal, a voltage boosting circuit (20) electrically connected with the digital signal processor... | 04/21/2009 |
| 7512333 | Method and apparatus for powering a strobe for retinal imaging A lightweight, small, high-voltage power supply for a xenon flash lamp or strobe permits rapid and reliable strobing for retinal imaging. In one embodiment the power supply can develop 500 volts at 720 watt seconds to permit firing the xenon strobe at full power one... | 03/31/2009 |
| 7359632 | Flash 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 |
| 7323987 | Compact single lens laser system for object/vehicle presence and speed determination A compact system for determining the presence and speed of an object/vehicle, and its application for Red Light Camera photo-enforcement is disclosed. The disclosed system uses accurate timing, laser radiation in the form of optical pulses, and the scattering effect... | 01/29/2008 |
| 7233360 | Stand for digital camera In order that a recording medium can be attached to or detached from a main body of a digital camera in a state in which the digital camera is mounted on a stand for digital camera, there is provided the stand in which, a portion of a wall portion of the stand, faci... | 06/19/2007 |
| 7210047 | Method of switching modes of a computer operating in a grid environment based on the current operating mode A grid power mode is defined such that, when the PC is in a grid power mode, pressing the power switch of the PC retains power to the system, but restores operation of the PC to the ‘on/off/standby’ mode the user expects. Other aspects include: an indicator tell... | 04/24/2007 |
| 7149422 | Motion detector camera A motion detector camera includes a camera mechanism mounted inside a housing, a motion detector exposed on a surface of the housing, and a controller for controlling the camera mechanism in response to signals received from the motion detector. The camera can inclu... | 12/12/2006 |
| 7139027 | Camera having removable display provided on an image bearing medium A camera having a removable image bearing medium for camera captured images that includes film or a digital memory includes a display disposed relative to the removable image bearing medium so that the display is removable from the camera with the removable image be... | 11/21/2006 |
| 7043156 | Strobe 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 |
| 7027729 | Strobe 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... | 04/11/2006 |
| 6983106 | Synchronizer for fundus camera A synchronizer is provided to establish a mechanical switching interface between an electronic digital color camera and a fundus camera for appropriately coordinating the complete opening of the color camera shutter with the energization of fundus camera flash unit,... | 01/03/2006 |
| 6980252 | Electronic camera and battery voltage controlling method employed therein for successively, rather than simultaneously, operating camera portions during conditions of low battery voltage An electronic camera free from failures of an internal circuit, such as a signal processing portion, caused by a drop in battery voltage when there remains a small amount of electric charge in the battery, includes a signal processing portion for signal-processing a... | 12/27/2005 |
| 6957017 | Capacitor strobe charging device utilizing current detection to determine malfunction, and strobe and camera using same A strobe device including a light-emitting tube, a main capacitor which accumulates energy and which supplies the energy to the light-emitting tube, a transformer circuit which includes primary and secondary coils in order to accumulate the energy of a power supply ... | 10/18/2005 |
| 6804461 | Flash apparatus and auxiliary battery apparatus A flash apparatus operates on power supplied from internal batteries and an external battery in an auxiliary battery apparatus. A battery check is executed by detecting the charge speed at which a main capacitor is charged and comparing the charge speed with a thres... | 10/12/2004 |
| 6650833 | Exposure control drive apparatus To prevent temporary reduction of battery voltage when driving a shutter, an exposure control drive apparatus is provided with a boosting circuit for boosting a voltage of the battery and outputting a boosted voltage. A capacitor is charged by the boosted... | 11/18/2003 |
| 6643461 | Photoflash projection device and a method of using the device A Photoflash Projection Device and a method of use includes a linear discharge tube in an elongated concave reflector, powered by a self-contained multiplying circuit. The reflector, having a predetermined shape to include a Natural Log Function, novelly ... | 11/04/2003 |
| 6628337 | Electronic camera with internal temperature increase controlled A camera is made compact with its internal temperature adjusted to a more appropriate temperature. A temperature T is read from a temperature sensor disposed within the camera (S100) and it is judged whether or not the temperature T exceeds a threshold Tr... | 09/30/2003 |
| 6564015 | Electronic flash device In an electronic flash device, a driving circuit (12) drives a piezoelectric transformer (13) in response to an oscillation signal of a predetermined frequency, which is output from an oscillation circuit (11). A switch (14) is provided in series in a lin... | 05/13/2003 |
| 6556790 | Electronic flash device An electronic flash device includes: a flash light emission circuit that performs a flash light emission; a light emission control circuit that supplies power for light emission to the flash light emission circuit in response to an input of a light emissi... | 04/29/2003 |
| 6549727 | Lens-fitted photo film unit with flash device A lens-fitted photo film unit includes a main body pre-loaded with photo film. A flash unit is secured to the main body, and emits flash light to a photographic field. An exposure opening is formed in the main body, and introduces light from the photograp... | 04/15/2003 |
| 6546205 | Charging circuit and accompanying equipment A charging circuit detects a battery voltage Vp and a charging voltage of a main condenser. When a charge of the condenser is instructed, if the battery voltage is smaller than prescribed value Vpo, the charge is performed in a single control mode. And th... | 04/08/2003 |
| 6516144 | Lens-fitted photo film unit and flash device In a film unit, a charge operation member is held on a fron side of a guide member to be slidable between an ON position to turn on a flash charge switch of a built-in flash device and an OFF position to turn off the flash charge switch. The guide member ... | 02/04/2003 |
| 6476564 | Flash light emitting device The flash light emitting device includes a charging circuit for charging the light emitting energy into a capacitor by boosting a power supply voltage, and a light emitting circuit for making a flash light emitting tube emit light with the use of the ener... | 11/05/2002 |
| 6456797 | Electronic flash unit with alternative capacitor switching An electronic flash unit has alternative (dual) capacitor switching to reduce flash ready time for flash firing.... | 09/24/2002 |
| 6445881 | Camera with belt clip movable to ready an electronic device such as an electronic flash A camera comprising a particular device such as an electronic flash that needs electrical energy to be able to operate and has a power switch capable of being changed from a normal state to a working state in order to provide electrical energy to the devi... | 09/03/2002 |
| 6434338 | Camera with dual-function battery/manual operating button unit A camera comprising a power source battery, and an exteriorly accessible operating button that is manually moveable to initiate at least one operation in the camera, is characterized in that the battery and the operating button are a simultaneously movabl... | 08/13/2002 |
| 6411779 | Lens-fitted photo film unit having IC A lens-fitted photo film unit includes a photo film housing. A photo film roll chamber is formed in the photo film housing and pre-loaded with photo film in a roll form. A cassette holder chamber incorporates a photo film cassette, to wind the photo film ... | 06/25/2002 |
| 6393221 | Electronic flash unit with integrated flash charge switch An electronic flash unit includes a flash circuit board, an illumination-producing flash tube having two opposite end electrodes, respective electrical conductors contacting the opposite end electrodes to electrically connect them to the flash circuit boa... | 05/21/2002 |
| 6393220 | Camera with electronic flash A power source part supplies power to an electronic flash charging circuit and camera circuits such as an LCD backlight circuit. When the charge begins, the electricity stops being supplied to the camera circuits, and a high current (first charging curren... | 05/21/2002 |
| 6320573 | Driving a memory display in a camera A camera having an electronic flash unit which provides a source of high voltage and having a display for displaying an image, which includes the display including material which is effective in a first condition in response to a selectively applied high ... | 11/20/2001 |
| 6314238 | Lens-fitted photo film unit and flash device In a film unit, a charge operation member is held on a fron side of a guide member to be slidable between an ON position to turn on a flash charge switch of a built-in flash device and an OFF position to turn off the flash charge switch. The guide member ... | 11/06/2001 |
| 6304722 | One-time use camera with film winding detection to enable exposure-related component A one-time use camera comprising a filmstrip having successive frames including first- and last-to-be-exposed frames and a pre-exposure frame immediately preceding the first-to-be-exposed frame, a backframe opening at which the respective frames of the fi... | 10/16/2001 |
| 6289179 | Power supplying device for flashes A power supplying device for flashes includes a base having a bottom formed with two opposite grooves, a threaded hole vertically extending therethrough, and two threaded holes, at least a rechargeable battery having a top provided with two conducting ter... | 09/11/2001 |
| 6256457 | Camera having a vibration compensation device and a strobe emitting device A camera equipped with a vibration detection unit which detects vibrations in the camera, a vibration compensation unit which performs vibration compensation based on the vibration detection signals of the vibration detection unit, and a strobe emitting u... | 07/03/2001 |
| 6236812 | Lens-fitted photo film unit having IC A write control IC is incorporated in the photo film housing, for writing information to EEPROM. A battery supplies the flash circuit and the write control IC with power. A charge control signal generator or BUSY terminal is disposed in the write control ... | 05/22/2001 |
