Coretronic Corporation

Kun-Rong Chang

Pen-Ning Kuo

Nan-Jiun Yin

Chung-Lung Yang

Wen-Wei Tsai

Wen-Chang Chien

Kuo-Wen Chen

Ming-Hui Cheng

Fang-Hsuan Cheng

A touch projection screen includes a substrate, a first touch layer, a second touch layer, a reflective projection film and a circuit board. The substrate has a first surface and a second surface. The first touch layer is disposed on the first surface and extends around an edge of the substrate to cover a part of the second surface of the substrate. The second touch layer is disposed on the first touch layer and extends around an edge of the substrate to cover a part of the second surface of the substrate. The reflective projection film is disposed on the second touch layer. The circuit board is disposed on the second surface of the substrate and electrically connects the first and second touch layers. A touch projection system includes the touch projection screen and a projection device. The projection device projects an image beam onto the touch projection screen.

Touch projection screen and touch projection system

A touch projection screen including a first substrate, a plurality of first touch layers, a plurality of second touch layers, and a reflective projection film is provided. The first touch layers are disposed on the first substrate and at least two of the first touch layers are arranged adjacent to each other. Each of the first touch layers includes a first base layer and a first patterned electrode disposed on the first base layer. The second touch layers are disposed on the first touch layers and at least two of the second touch layers are arranged adjacent to each other. Each of the second touch layers includes a second base layer and a second patterned electrode disposed on the second base layer. The reflective projection film is disposed on the second touch layers. A manufacturing method of the touch projection screen is also provided.

Touch projection screen and manufacturing method thereof

A projection screen includes a plurality of projection plates and at least one fixing component. Each of the projection plates has a projection surface and at least one connection side. Through the connection sides, the projection surfaces of the projection plates lean against each other to be coplanar. The fixing component includes two fixing sections connected with each other, wherein the two connection sides leant against each other are clipped at the two fixing sections, respectively.

Projection screen

An interactive projection system and a projection method thereof are provided. The interactive projection system includes a projection region, a projection device, a touch device and a host. The touch device is movably disposed on the projection region. The projection device projects a corresponding input interface on a touch sensing surface of the touch device according to a position of the touch device, so as to improve usage convenience of the projection system.

Interactive projection system and projection method thereof

A projection device and an automatic projection calibration method thereof are disclosed. When the projection device boots up, an image pattern corresponding to a display data is projected through a projecting unit. The image pattern is sensed through an image sensor to obtain information of the image pattern. The information of the image pattern is compared with information of a previous image pattern through a processing unit to determine whether to execute an automatic calibration procedure. When the processing unit executes the automatic calibration procedure, a calibration pattern is projected through the projecting unit. The calibration pattern is sensed through the image sensor to obtain information of the calibration pattern. A calibration driving procedure is executed through the processing unit to convert imaging coordinates of the calibration pattern sensed through the image sensor into projecting coordinates of the projection device, so as to establish a coordinate conversion table.

Projection device and automatic projection calibration method thereof

The invention provides an indicating apparatus used in a projection system. The projection system projects a projected image on a projection surface. The indicating apparatus includes an indicating unit and an infrared receiving module. The indicating unit includes a first component, a second component and an infrared transmitting module. The infrared transmitting module is used to transmit a first infrared signal and a second infrared signal. When the indicating unit touches a touch position on the projection surface, the infrared transmitting module transmits the first infrared signal and the second infrared signal respectively through the first component and the second component. The infrared receiving module receives at least one of the first infrared signal and the second infrared signal. Moreover, the invention provides an indicating method and the indicating unit.

Indicating unit, indicating apparatus and indicating method

A micro-projector applied to a portable computer includes a projecting device and a clipping structure. The projecting device is capable of communicating with the portable computer through signals and projecting a projection light. The clipping structure is capable of clipping the portable computer selectively. The projecting device is disposed on the clipping structure.

Micro-projector with clipping structure

An image-capturing device and a projection automatic calibration method of a projection device are provided. The image-capturing device includes an image sensing device, a lens, a processing unit and a storage unit. The lens is configured to image a calibration pattern on the image sensing device. The processing unit is configured to issue a projection calibration requirement and analyze the calibration pattern imaged on the image sensing device to obtain information relating to the calibration pattern, and the processing unit is further configured to convert imaging coordinates of the calibration pattern imaged on the image sensing device into projecting coordinates of the projection device by executing a calibration driving program to establish a coordinate conversion table. The storage unit is configured to store the calibration driving program and the coordinate conversion table.

Image-capturing device and projection automatic calibration method of projection device

A stereo display apparatus includes a support member, at least one projector, a screen, first reflectors, and an actuator. The projector is connected to the support member, and includes a battery and an image memory module. The projector is capable of emitting an image beam. The screen is connected to the support member. The first reflectors surround the support member. The actuator is connected to the support member and is capable of driving the support member to rotate. The support member is capable of driving the projector and the screen to rotate. When the projector and the screen rotate, the image beam is projected onto the first reflectors in sequence, and the first reflectors reflect the image beam onto the screen in sequence.

Stereo display apparatus

A projection system including a light valve, a lens, an arc reflector, and an arc screen is provided. The light valve is capable of providing an image beam. The lens is disposed in the transmission path of the image beam. The arc reflector has an arc reflective surface. The arc reflective surface is disposed in the transmission path of the image beam from the lens, so as to reflect the image beam. The arc reflective surface is curved in a first direction and not curved in a second direction substantially perpendicular to the first direction. The arc screen is disposed in the transmission path of the image beam reflected by the arc reflective surface. The arc screen is curved in the first direction and not curved in a third direction substantially perpendicular to the first direction. A projection apparatus and an imaging module are also provided.

Projection system, projection apparatus, and imaging module

A projection apparatus adapted to be disposed on a surface and adapted to project an image frame onto the surface is provided. The projection apparatus includes a housing, an optical engine, a projection lens, a containing sink, an extension rod, and a curved surface reflection device. The optical engine is disposed in the housing, and capable of providing an image beam. The projection lens is disposed in the transmission path of the image beam. The containing sink is disposed on the housing and has a containing space. The extension rod is movably connected to the containing sink. The curved surface reflection device is pivotally connected to the extension rod. The extension rod and the curved surface reflection device are adapted to be contained in the containing space. The curved surface reflection device has a curved reflective surface capable of reflecting the image beam to the surface.

Projection apparatus

An image stabilization apparatus for stabilizing an image sensor is disclosed. The image stabilization apparatus includes a transmission component whereon a slot is formed. The image stabilization apparatus further includes a rotary motor including an annular rotor connected to the transmission component, and an annular stator disposed on a side of the annular rotor. The annular rotor is capable of rotating relative to the annular stator. The image stabilization apparatus further includes a carrier for carrying the image sensor. The carrier includes a shaft disposed inside the slot in a slidable manner. The image stabilization apparatus further includes a linear motor coupled to the transmission component and the shaft of the carrier for driving the carrier to slide inside the slot.

Image stabilization apparatus for stabilizing an image sensor

A rear projection display device includes an image generator, a reflector, a screen and a light shield disposed between the reflector and the screen. The image engine emits image beams among which ineffective ones are blocked by the light shield while effective ones are reflected on the screen via the reflector, thereby increasing the image forming performance of the displace device. The light shield is mounted on an adjusting device having an adjusting element. After the rear projection display device has been assembled, an angle and position of the light shield can be adjusted by means of rotating the adjusting element to further help the light shield to block the ineffective beams.

Growing community of inventors

Hsin-Chu, Taiwan

Kun-Rong Chang