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Optics: image projectors

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
08/07/2014 > 10 patent applications in 7 patent subcategories.

20140218693 - Image projection apparatus: An image projection apparatus includes an optical part disposed in a light path of an projection image; an enclosing unit to enclose the light path of the projection image and having an window for projecting the projection image onto a projection plane; and an air supply unit to supply air... Agent:

20140218694 - Heat dissipation structure of projection device and heat dissipation method thereof: A heat dissipation structure of a projection device includes at least one fan, at least one light emitting unit, at least one air guide, and a sensing device. The fan with an outlet is used for providing a cooling flow. The light emitting unit is used for providing a light... Agent: Delta Electronics, Inc.

20140218695 - Orthogonally disposed projection surfaces: A system for projecting changeable electronic content across multiple display surfaces. The system includes display surfaces arranged at a non-zero angle with respect to one another, such as three orthogonal display surfaces in the corner of a rectangular shaped product container. Changeable electronic content, including video and digital still images,... Agent: 3m Innovative Properties Company

20140218696 - Light source drive device, display apparatus, and light source drive method: A light source drive device includes a supply unit that supplies a high-frequency first drive signal and a second drive signal whose frequency is lower than a frequency of the first drive signal to a discharge lamp which has a pair of electrodes, and a control unit that controls the... Agent: Seiko Epson Corporation

20140218697 - Light source drive device, display apparatus, and light source drive method: A light source drive device includes a supply unit that supplies a high-frequency first drive signal and a second drive signal whose frequency is lower than a frequency of the first drive signal to a discharge lamp which has a pair of electrodes, and a control unit that controls the... Agent: Seiko Epson Corporation

20140218698 - Projection apparatus: A projection apparatus including a light source module and a Micro-electro-mechanical-system (MEMS) mirror is provided. The light source module outputs a plurality of illumination beams having different transmission paths. The MEMS minor is disposed on the transmission paths of the illumination beams. Each illumination beam propagates to the MEMS mirror... Agent:

20140218700 - Apparatus and methods for locking resonating frequency of a miniature system: A resonance locking system for a pico-projector, the system comprising a resonance frequency sensor operative for sensing change in resonance frequency of a miniature mechanical device (10) including a moving mirror assembly having a driving frequency, by comparing a current resonance frequency to a reference; and a feedback loop changing... Agent: Maradin Technologies Ltd.

20140218699 - Image projector having an optical projection system with independently focusing lens: An optical projection system for projecting an enlarged image on a projection surface is provided. The optical projection system includes an image forming element, a coaxial optical system and a concave mirror. The coaxial optical system and the concave mirror are arranged in this order on an optical path from... Agent:

20140218702 - Image projection apparatus and image projection method: An image projection method includes: reflecting, by a concave mirror, light having transmitted through one or more lenses after forming an intermediate-focused image of the light; and projecting an image onto a projection plane through reflecting the light reflected by the concave mirror by a plane mirror that has an... Agent: Sony Corporation

20140218701 - Light emitting device, super-luminescent diode, and projector: A light emitting device includes a laminated body having an active layer, a first cladding layer, and a second cladding layer, the active layer constitutes an optical waveguide, the optical waveguide includes a first portion connecting a first exit section and a first reflecting section to each other, a second... Agent: Seiko Epson Corporation

07/31/2014 > 10 patent applications in 7 patent subcategories.
07/24/2014 > 10 patent applications in 9 patent subcategories.

20140204343 - Multi-projection system: A multi-projection system having a plurality of projection surfaces onto which images are projected is provided, where the plurality of projection surfaces are disposed on two or more sides not parallel to each other. The multi-projection system provides high three-dimensional images and a high degree of immersion in images and... Agent: Cj Cgv Co., Ltd.

20140204344 - Ds digi holo wheels: The invention a set of tire rims comprising light assemblies which project holographic images. When installed, Harris Wheels project a designated image such as a decorative pattern, logo, or cartoon animation onto the face of the rim, providing the illusion that the image is moving as the rim spins. The... Agent:

20140204345 - Projector with heat sinks and single fan module: An image projector in a case, having a light engine, a circuit board, a heat sink assembly, and a fan assembly, has one or more heat sinks and heat pipes shaped to gather heat from all heat-generating components within the projector and a single air passage to receive the heated... Agent:

20140204346 - Projector, color wheel protection circuit, and color wheel protection method: The invention provides a projector, a color wheel protection circuit, and a color wheel protection method. The projector includes a color wheel, a light source, a controller, and a protection circuit. The light source is controlled by a light source control signal to provide an illumination beam to the color... Agent: Coretronic Corporation

20140204347 - Message projection system: A message display that produces a visible message by projecting an image on a surface such as a wall or floor. A bright light source is provided, preferably including an array of light emitting diodes (“LED's”). The light from this bright source is passed through one or more lenses in... Agent: Qunomic Virtual Technology, LLC

20140204348 - Projector: A projector includes: an external housing that includes a projection opening and an exhaust port arranged on the same side as the projection opening; an axial-flow fan that causes air to flow therein with the rotation of blades and delivers the air flowing therein; and a plurality of slats that... Agent: Seiko Epson Corporation

20140204349 - Illumination system and projection device comprising the same: An illumination system and a projection device comprising the same are provided. The projection device comprises an imaging system and the illumination system. The illumination system comprises a first light source, a color wheel and a reflecting mirror. The first light source provides a first wave band light along a... Agent: Delta Electronics, Inc.

20140204350 - Projector for preventing thermal deterioration of a light shielding member: A projector includes: a light source device; an optical modulation device configured to modulate a luminous flux emitted from the light source device in accordance with image information, forming an image; a projection optical device configured to project the image; a shutter device including a light shielding plate which can... Agent: Seiko Epson Corporation

20140204351 - Projection optical assembly and projector device: There is provided a projection optical system (1) that projects from a first image plane on a reducing side to a second image plane on an enlargement side, including a first refractive optical system (11) that includes eight lenses (L1) to (L8) and forms a first intermediate image (31) on... Agent:

20140204352 - Light emitting device, super luminescent diode, and projector: A light emitting device includes: an active layer; and a first cladding layer and a second cladding layer that sandwich the active layer, wherein the active layer forms an optical waveguide that guides light, a traveling direction of the light guided in the optical waveguide changes at a first reflection... Agent: Seiko Epson Corporation

07/17/2014 > 5 patent applications in 5 patent subcategories.

20140198301 - Light source apparatus and projector: A light source apparatus according to the present invention includes a phosphor wheel having a phosphor disposed in an annular shape on a disk-shaped base material, the phosphor serving to emit fluorescent light from excitation light, thereby forming an excitation light source having a predetermined color, and the phosphor having... Agent: Mitsubishi Electric Corporation

20140198302 - Image rearranging lens and projection apparatus: An image rearranging lens and a projection apparatus are provided. The image rearranging lens is used to rearrange a plurality of sub images provided by an image source and arranged along an arranging direction. The image rearranging lens includes a plurality of lens groups arranged along the arranging direction. Each... Agent: Young Optics Inc.

20140198303 - Optical system: An optical system for a projector is provided, which includes a solid-state light source module, an optical module, a phosphor element and a light relay module which are disposed sequentially. The light source module can generate a first beam, while the optical module can relay and uniformize the first beam... Agent: Delta Electronics, Inc.

20140198304 - Projector with fan and heat sinks: A projector includes a case, an optical engine, a heat sink, a circuit board, and a fan. The case includes two sidewalls, and each sidewall defines an air hole. The optical engine is received in the case. The heat sink is positioned on the optical engine. The circuit board is... Agent: Hon Hai Precision Industry Co., Ltd.

20140198305 - Apparatus for projection and methods for using the same: The present invention relates to a projection apparatus capable of projecting high quality video in a convenient mobile casing. Specifically, the present invention relates to a projector, which is disposed within a casing in alignment with the casing having a handle in a first configuration. More, specifically, the projector may... Agent:

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