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Class 359/290 - By changing physical characteristics (e.g., shape, size or contours) of an optical element


Subclass of Class 359 - Optical: systems and elements
Definition: Subject matter wherein the light property is controlled
No. of patents: 1452
Last issue date: 05/22/2012


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NumberTitleIssue Date
8184358Systems and methods using interferometric optical modulators and diffusers
Various embodiments include interferometric optical modulators comprising a substrate layer having a thickness between about 0.1 mm to about 0.45 mm thick and a method for manufacturing the same. The interferometric modulator can be integrated together with a diffus...
05/22/2012
8184357Display element
In one embodiment, a display element includes a first electrode, a second electrode, and a display cell defined by a dielectric material between the first electrode and the second electrode. The display cell includes a narrower portion adjacent the first electrode a...
05/22/2012
8184356Micro thin-film structure, MEMS switch employing such a micro thin-film, and method of fabricating them
A micro thin-film structure, a micro electro-mechanical system (MEMS) switch, and methods of fabricating them. The micro thin-film structure includes at least two thin-films having different properties and laminated in sequence to form an upper layer and a lower lay...
05/22/2012
8169686Display with integrated photovoltaics
A display with patterned photovoltaic (PV) material integrated on the front side and/or back side of the display is disclosed. Light may reach PV material situated behind a display through fully or partially transmissive features or gaps within the display. Display-...
05/01/2012
8169688System and method of reducing color shift in a display
A system and method of reducing color shift in a display includes an interferometric modulator display configured to reflect light from at least one light source and through at least one converging optical element in an optical path from the light source to a viewer...
05/01/2012
8169687Photonic MEMS and structures
An interference modulator (Imod) incorporates anti-reflection coatings and/or micro-fabricated supplemental lighting sources. An efficient drive scheme is provided for matrix addressed arrays of IMods or other micromechanical devices. An improved color scheme provid...
05/01/2012
8164820Display device
A display device includes a first electrode, a second electrode facing the first electrode, a first layer of material disposed between the first electrode and the second electrode, a second layer of material disposed on the first layer of material, and a light sourc...
04/24/2012
8159740Fabrication of a high fill ratio silicon spatial light modulator
A method for forming an optical deflection device includes providing a semiconductor substrate comprising an upper surface region and a plurality of drive devices within one or more portions of the semiconductor substrate. The upper surface region includes one or mo...
04/17/2012
8159739Display apparatus
A display apparatus comprises a spatial light modulator and optical elements in series therewith. The optical elements provide a first parallax element being a parallax barrier capable of directing light output from the display apparatus into a first plurality of vi...
04/17/2012
8149495Reflective display having improved brightness and contrast
A reflective display, comprising a plurality of pixels (10), each having a first electrode, a light-modifying layer (12), and a second electrode (3; 16) arranged to enable formation of an electric field in the light-modifying layer (12) t...
04/03/2012
8144384Light controller
To provide a light controller allowing for an enhanced positional precision in assembly of a spatial light modulator and a random phase mask, and to provide a light controller adapted to prevent positional deviations between a spatial light modulator and a random ph...
03/27/2012
8134772Mirror device with an anti-stiction layer
A micromirror device includes an elastic hinge for supporting a mirror on a substrate, and an address electrode for deflecting the mirror. The device further includes a protective layer and an oriented monolayer laid to cover a stopper also functioning as an address...
03/13/2012
8134767Mirror device
A mirror device comprises: an electrode which is covered with a protective film made of a material containing a semiconductor material and is placed on a substrate; a mirror placed above the electrode; and an electrically conductive hinge placed between the mirror a...
03/13/2012
8130439Optics arrangements including light source arrangements for an active matrix liquid crystal generator
A system for producing modulated lights disclosed. The system comprises a spatial light modulator including a light modulating medium switchable between different states so as to act on light in ways which form overall patterns of modulated light. The system also in...
03/06/2012
8130440Display with integrated photovoltaic device
A display with a photovoltaic (PV) cells integrated as the front side and/or back side of the display is disclosed. Ambient light may reach a PV cell situated behind a display through fully or partially transmissive features within the display. Display-generated lig...
03/06/2012
8115986Mirror device comprising drive electrode equipped with stopper function
The present invention provides a mirror device, comprising: a plurality of deflectable mirrors; an elastic member for supporting the mirror and to deflect the mirror to a range of deflecting angles; a drive electrode for driving the mirror; a control circuit for giv...
02/14/2012
8107155System and method for reducing visual artifacts in displays
Embodiments include systems and methods for reducing visible artifacts such as Moiré, or interference, patterns, in displays. One embodiment includes a display device comprising a plurality of light modulators and a plurality of illumination elements configured to ...
01/31/2012
8107156Digital binary MEMS wavefront control
Embodiments of the invention are directed to a new type of phase screen, i.e., an opto-electronic device that can convert a distorted incoming optical wavefront into a plane wave or, conversely, transform a plane wave into a prescribed varying output wavefront. The ...
01/31/2012
8102590Method of manufacturing MEMS devices providing air gap control
Methods and apparatus are provided for controlling a depth of a cavity between two layers of a light modulating device. A method of making a light modulating device includes providing a substrate, forming a sacrificial layer over at least a portion of the substrate,...
01/24/2012
8102589Superposition system comprising micro electro mechanical systems
The superposition system with micro electromechanical systems (MEMS, e.g. DMDs from Texas Instruments) superposes the “ON”-lights of two MEMSs. More specifically, the invention relates to the chirality (handedness) of MEMS and the geometric problems associated w...
01/24/2012
8094362Method and system for color optimization in a display
Disclosed herein are iMoD displays optimized by utilizing different materials for one or more different color subpixels. Such optimized displays have improved color gamut over displays where all subpixels are constructed with the same material. Also disclosed are me...
01/10/2012
8085461Systems and methods of actuating MEMS display elements
Apparatus and methods of actuating MEMS display elements are disclosed. The disclosed embodiments can be incorporated into other drive schemes for MEMS display elements. In one embodiment, an apparatus for controlling a MEMS display element to display a frame of vid...
12/27/2011
8085462Superposition method using a pair of stereo-isomeric micro electro mechanical systems (MEMSs)
DMDs (digital mirror devices) as currently produced by Texas Instruments show handedness with regard to mirror deflection axes and image raster. At present only one isomer (one hand-type) is produced, which we call the (L)DMD. For the superposition of (L)DMDs an add...
12/27/2011
8081369System and method for a MEMS device
Light in the visible spectrum is modulated using an array of modulation elements, and control circuitry connected to the array for controlling each of the modulation elements independently, each of the modulation elements having a surface which is caused to exhibit ...
12/20/2011
8081370Support structures for electromechanical systems and methods of fabricating the same
A method of making an interferometric modulator element includes forming at least two posts, such as posts formed from spin-on glass, on a substrate. In alternate embodiments, the posts may be formed after certain layers of the modulator elements have been deposited...
12/20/2011
8081371Spatial light modulator and display apparatus
The present invention provides an image projection system comprising a spatial light modulator (SLM) comprises a plurality of pixel elements, wherein each of the pixel elements further comprises a deflectable mirror, and at least a first electrode and a second elect...
12/20/2011
8077376Visible plus non-visible field sequential color
A circuit for implementing a registration-free, contiguous conductive plane. A circuit may include a plurality of conductive structures in a first plane. The circuit may further include a contiguous conductive equipotential surface in a second plane parallel to the ...
12/13/2011
8068269Microelectromechanical device with spacing layer
An interferometric modulating device is provided with a spacing layer positioned between the fixed reflector and the electrode. The spacing layer prevents shorting between the movable reflector and the electrode and provides a filtering cavity to improve color satur...
11/29/2011
8068268MEMS devices having improved uniformity and methods for making them
Disclosed is a microelectromechanical system (MEMS) device and method of manufacturing the same. In one aspect, MEMS such as an interferometric modulator include one or more elongated interior posts and support rails supporting a deformable reflective layer, where t...
11/29/2011
8064123Mirror device and MEMS device comprising layered electrode
The present invention provides an image display system implemented with a micro-electromechanical system (MEMS) device formed and supported on a substrate functioning as a spatial light modulator wherein the MEMS device further comprises a drive circuit disposed on ...
11/22/2011
8064122Apertured window for enabling flexible illumination overfill of patterning devices
A dark border region may be integrated with a window covering a patterning device, such that light from an active area of the patterning device passes through the dark border region, while excess light is removed from the system by the dark border region. The dark b...
11/22/2011
8059327Variable spectral filter apparatus
A variable spectral filter apparatus has a filter support rotatable about a single axis of rotation and has at least first and second transmissive spectral filters, each spectral filter having a filter width defined by its first and second edges, wherein the filter ...
11/15/2011
8059323Stabilizer for MEMS devices having deformable elements
A stabilizer mechanism is coupled to a deformable element of a microelectromechanical device for reducing unwanted deformation of the deformable element by increasing the stiffness of the deformable element in selected other directions than the direction along which...
11/15/2011
8059328Electrowetting display devices
Electrowetting devices (EWD) are presented. The electrowetting device includes a first substrate and an opposing second substrate with a polar fluid layer and a non-polar fluid layer interposed therebetween. A first transparent electrode is disposed on the first sub...
11/15/2011
8059326Display devices comprising of interferometric modulator and sensor
An Interferometric Modulator (IMod) is a microelectromechanical device for modulating light using interference. The colors of these devices may be determined in a spatial fashion, and their inherent color shift may be compensated for using several optical compensati...
11/15/2011
8054528Display device having an array of spatial light modulators with integrated color filters
By selectively placing color filters with different transmittance spectrums on an array of modulator elements each having the same reflectance spectrum, a resultant reflectance spectrum for each modulator element and it's respective color filter is created. In one e...
11/08/2011
8054529System and method for displaying images
System and method for simultaneous display of multiple images using a single light modulator array. A preferred embodiment comprises a light source that produces a light with desired spectral characteristics, a color filter optically coupled to the light source, and...
11/08/2011
8054527Adjustably transmissive MEMS-based devices
Modulator devices are selectably adjustable between at least two states, wherein the transmission and/or reflection of particular wavelengths of light are modified. Certain modulator devices are substantially uniformly adjustable over a wide range of wavelengths, in...
11/08/2011
8049951Light with bi-directional propagation
Devices for providing illumination to a display and method for manufacturing the same. In one embodiment, a display device includes a reflective display and turning features for turning light propagating from opposite directions in a light guide to the reflective di...
11/01/2011
8045254Structure body electrically connected via semiconductor material layer
The present invention discloses an image display system implemented with a spatial light modulator (SLM) having a plurality of pixel elements wherein each of the pixel elements further comprises an electrode having a structural body comprising: a first electrically ...
10/25/2011
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