Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Kamijima; Shunji
Address:
Hara-mura, JP
No. of patents:
38
Patents:












Patent Number Title Of Patent Date Issued
8198573 Light source device with light scattering unit and image display apparatus having a special ligh June 12, 2012
A light source device includes: a plurality of light emission units which emit light; a scattering unit which scatters at least a part of light received from the plural light emission units; a light detecting unit which detects a part of light emitted from the plural light emission u
8197096 Light source device having wavelength conversion and separation means, and projector June 12, 2012
A light source device includes a light source unit emitting light of a first wavelength and a wavelength converting element converting light of the first wavelength into light of a second wavelength. An external mirror transmits light of the second wavelength toward an emission desti
8157387 Projector that monitors mirror function to prevent point illumination April 17, 2012
A projector that includes a laser beam source that outputs a laser beam that is modulated based on an image signal and a screen on which the light beam is projected. The projector also includes a scanning unit that scans the laser beam within a predetermined surface and a scan monitoring
8070297 Projector that projects an image signal on a display surface December 6, 2011
A projector that projects video light corresponding to an image signal onto a display surface includes: a light source device that emits light; a housing that houses at least the light source device; a projection lens, that is, an optical element that transmits the video light projec
8052308 Light source having wavelength converter and wavelength separating member for reflecting convert November 8, 2011
A light source includes a light source unit which supplies first wavelength light, a wavelength converting unit which converts the first wavelength light into second wavelength light different from the first wavelength light, and a leakage preventing unit which prevents leakage of th
7988307 Image display device August 2, 2011
An image display device includes a lighting section including a light source, a light modulation section that modulates light emitted from the lighting section in accordance with an image signal to form an image, and a scintillation reduction section that reduces the scintillation caused
7984994 Image display apparatus July 26, 2011
A projection optical system including a projection lens, a first mirror that reflects a light from the projection lens, and a second mirror that widens an angle of a light from the first mirror by reflecting the light projects a light modulated according to an image signal from an optica
7963677 Light source device, having wavelength conversion and separation means, and projector June 21, 2011
A light source device includes a light source unit emitting light of a first wavelength and a wavelength converting element converting light of the first wavelength into light of a second wavelength. An external resonator transmits light of the second wavelength toward an emission de
7924356 Electrooptical device, electronic apparatus, and projector April 12, 2011
An electrooptical device includes a substrate having pixel regions arranged in a matrix, pixel electrodes disposed in the pixel regions of the substrate, switching elements disposed between the pixel regions of the substrate and electrically connected to the pixel electrodes, capacit
7899094 Laser light source device, illumination device, image display device, and monitor device March 1, 2011
A laser light source device includes: a light source; an external resonator; a wavelength conversion element converting the wavelength of part of incident light having the first wavelength into the second wavelength which is different from the first wavelength; and an optical-path co
7869476 Light source device, projector device, monitor device, and lighting device January 11, 2011
The controller 170 controls the output power of the semiconductor laser device 100a depending on the temperature of the semiconductor laser device 100a acquired by the temperature sensor 130. The controller 170 references the correspondence table 510 when the sensor temperature Ts is
7841746 Light source device, lighting device, projector, and monitoring device November 30, 2010
A light source device includes: a light source which emits light; an optical member through which light emitted from the light source enters; a base on which the light source is mounted; a first holding member which fixes the optical member; and a second holding member which holds the
7841728 Image display apparatus November 30, 2010
An image display apparatus 100 that displays an image using a light modulated according to an image signal includes a projection optical system 90 that includes a projection lens 20, a first mirror 30 that reflects a light from the projection lens 20, and a second mirror 40 that wide
7780311 Multi-wavelength light source device August 24, 2010
A multi-wavelength light source device includes three light source devices. The light source device includes a plurality of light emitting elements, and a dispersing section making wavelengths of light beams emitted from the respective light emitting elements different from each othe
7775684 Wavelength selective element, manufacturing apparatus for manufacturing wavelength selective ele August 17, 2010
A wavelength selective element includes: a base member; light selective regions formed in the base member, in which a predetermined selective wavelength is selected from the laser light emitted from a plurality of light emission elements that emit the laser light; and interference re
7768707 Converging substrate, electro-optic device, substrate for electro-optic device, projector, and e August 3, 2010
An electro-optic device having a plurality of pixels arranged in a matrix pattern, including: a converging substrate formed of a transparent substrate having groove-shaped prism elements formed in an array pattern, wherein the prism elements are arranged along boundary areas of the p
7764381 Lighting device and optical apparatus July 27, 2010
A lighting device includes a light source unit which emits laser beam, an optical element which receives the laser beam and releases at least a part of the entering laser beam in a direction different from the entering direction of the laser beam as illumination light, and an illumin
7733931 Light source device, projector device, monitor device, and lighting device June 8, 2010
The controller 170 controls the output power of the semiconductor laser device 100a depending on the temperature of the semiconductor laser device 100a acquired by the temperature sensor 130. The controller 170 references the correspondence table 510 when the sensor temperature Ts is
7722226 Light source device, lighting device, monitoring device, and projector May 25, 2010
A light source device includes: a light source unit which supplies light; a support unit which supports the light source unit; a covering unit which covers the light source unit; a wiring unit which connects a current supply section for supplying current to the light source unit and
7693389 Electro-optic device, method for manufacturing electro-optic device, projector, and electronic a April 6, 2010
An electro-optic device includes a pair of substrates, and an electro-optic material held between the pair of substrates, wherein one of the pair of substrates includes a condensing unit provided on the electro-optic material-side surface of the substrate in order to condense light i
7693193 Laser light source device, illumination device, monitor device, and projector April 6, 2010
A laser light source device includes: a laser light source that emits a laser light; and an optical wavelength conversion section that includes a ferroelectric material carrying therein a plurality of polarization inversion rows in which a polarization inversion area and a polarization
7679817 Laser light source device, illumination device, image display device, and monitor March 16, 2010
A laser light source device includes: a light source; an external resonator constituting a resonator structure with the light source; a wavelength conversion element disposed between the light source and the external resonator, and converting the wavelength of the light emitted from
7616671 Light source device, control method therefor, lighting device, monitor device, and image display November 10, 2009
A light source device includes a light source for emitting a laser beam, a power supply drive circuit for pulse-driving the laser beam, a wavelength conversion element for converting a wavelength of a laser beam into a predetermined wavelength, a photodetector for detecting an intensity
7561604 Laser light source device, illumination device, image display device, and monitor device July 14, 2009
A laser light source device includes: a light source; an external resonator, a wavelength conversion element converting the wavelength of part of incident light having the first wavelength into the second wavelength which is different from the first wavelength; and an optical-path co
7492506 Wavelength converting element, light source device, lighting device, monitoring device, and proj February 17, 2009
The disclosure refers to a wavelength converting element, light source device, lighting device, monitoring device, and projector. In one example, a wavelength converting element comprises a polarization-inverted crystal including polarization-inverted layers having an inverted polari
7419271 Manufacturing method for fine structure element, fine structure element manufactured by the meth September 2, 2008
Aspects of the invention can provide a manufacturing method for fine structure elements having a first flat portion forming step of forming an upper flat surface serving as a first flat portion on a substrate with a flat cutting tool serving as a cutting section a second flat portion
7401926 Space light modulating apparatus, projector including same, process for manufacturing microstruc July 22, 2008
A space light modulating apparatus includes a modulating unit that modulates incident light based on an image signal including a plurality of pixels and a light-shielding part placed between the pixels, and a refracting unit that refracts modulated light including a group of prisms f
7393107 Rear-type projector July 1, 2008
A projector includes a laser beam source that outputs a laser beam and modulates the laser beam in a beam form based on an image signal, a scanning unit that scans the laser beam output by the laser beam source at least in one-dimensional direction, a scan driving unit that drive con
7382534 Screen and projector with spherical lens array June 3, 2008
A screen includes a lens array having a plurality of spherical lens elements. A first length of the spherical lens elements, along a first direction at substantially a center of each of respective spherical lens elements, and a second length of the spherical lens elements, along a se
7327519 Spatial light modulator and projector February 5, 2008
A spatial light modulator has a modulating unit, a refracting part, and a flat part. The modulating unit includes a matrix of pixels, and a light-shielding portion between each of the pixels. The refracting part is a prism group composed of prism elements, each having at least a refr
7242444 Space light modulating apparatus, projector including same, process for manufacturing microstruc July 10, 2007
A space light modulating apparatus includes a modulating unit that modulates incident light based on an image signal including a plurality of pixels and a light-shielding part placed between the pixels, and a refracting unit that refracts modulated light including a group of prisms f
7113341 Spatial light modulator and projector September 26, 2006
A spatial light modulator includes a prism group and satisfies either of the following conditions d<0.95.times..lamda./(2.times.(n-1)), d>1.05.times..lamda./(2.times.(n-1)) where d is a distance between a reference surface and a flat surface, .lamda. is a wavelength of an incid
7113333 Screen having micro-lens array and projector September 26, 2006
Aspects of the invention provide a screen or the like that enables a bright, homogeneous projection image to be observed in a wide range across an area where viewers are present. A screen having a micro-lens array formed of a plurality of micro-lens elements each having a first surfa
7031065 Spatial light modulator and projector April 18, 2006
Exemplary embodiments of the invention provide a spatial light modulator that is inexpensive, has a long life and a high light use efficiency, and with which can be obtained a high-contrast image, and a projector disposed with the spatial light modulator. Exemplary embodiments provide
6981773 Projector January 3, 2006
A projector includes a super-high pressure mercury lamp a spatial light-modulator that modulates a light from the super-high mercury lamp based on an image signal, a projection lens that projects the light modulated, and an optical filter that is used to insert a prism group in the o
6757455 Micromachine and manufacturing method therefor June 29, 2004
A micromachine and a manufacturing method are provided for a micromachine that has a dynamic first microstructured portion serving as a drive portion, and a static second microstructured portion adapted to perform a switching function and which functions as an optical element. The second
6438282 Optical switching device and image display device August 20, 2002
An optical switching device comprises: a light guide including a total reflection plane capable of totally reflecting light thereby transmitting the light; a switching part capable of, at a position where its extraction plane is in close contact with the total reflection plane, capturing
6381381 Optical switching device and image display device April 30, 2002
An optical switching device comprises: a light guide including a total reflection plane capable of totally reflecting light thereby transmitting the light; a switching part capable of, at a position where its extraction plane is in close contact with the total reflection plane, capturing










 
 
  Recently Added Patents
TPO compositions, articles, and methods of making the same
FET device having ultra-low on-resistance and low gate charge
Steering lock driving circuit and steering lock device
Method and device for managing subscriber connection
Systems and methods for detailed error reporting in data storage systems
Ventilated vacuum communication structure
Storage system with LU-setting function
  Randomly Featured Patents
Wrap-it
Optimized deletion and insertion for high-performance resizable RCU-protected hash tables
Low brightness magnesium silicate SLR filler, low-brightness paper containing the filler and methods to produce the filler and use it in low brightness papers
Ink jet head utilizing electroviscous fluid for control of ink discharge
Imaging lidar transmitter downlink for command guidance of underwater vehicle
Optical fiber probe protector
Programmable electronic lock
Method and apparatus for patient temperature control
Discharge grill mounting structure of upright vacuum cleaner
Golf ball