Patents by Inventor Jen-Tsorng Chang
Jen-Tsorng Chang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8570367Abstract: An electronic apparatus includes a main body, a 2-dimensional display panel and a display-mode switching device. The main body includes a first surface. The 2-dimensional display panel is mounted in the first surface for selectively displaying 2-dimensional images, and left and right parallax images. The display-mode switching device includes a lenticular lens sheet capable of directing the left parallax image light beams to a left eye of the viewer and directing the right parallax image light beams to a right eye of the viewer. The display-mode switching device is movably mounted on the main body between a first position where the lenticular lens sheet is overlaid on the 2-dimensional display panel to convert the left and right parallax images into stereoscopic images and a second position where the lenticular lens sheet is moved away from the 2-dimensional display panel such that the 2-dimensional display panel displays the 2-dimensional images.Type: GrantFiled: June 25, 2010Date of Patent: October 29, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Jen-Tsorng Chang
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Publication number: 20130271583Abstract: A wireless communication system includes an active electronic device for generating and sending a wireless communication request and at least one passive electronic device for responding to the wireless communication request of the active electronic device. Each of the at least one passive electronic devices has an identity character visible on at least a portion thereof. The active electronic device includes an image capturing unit for capturing an image of a passive electronic device, a storage unit for storing the image captured by the image capturing unit and predetermined identity characters, an identifying unit for identifying the identity character in the image and comparing the identity character to the stored identity characters to determine an identity of the passive electronic device, and a control unit for controlling the active electronic device to send a wireless communication request to the passive electronic device.Type: ApplicationFiled: February 27, 2013Publication date: October 17, 2013Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: JEN-TSORNG CHANG
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Patent number: 8514291Abstract: A digital photo frame includes a display module, a frame body and a stereo camera module. The frame body is includes a plurality of sides connected end to end. The sides are mounted around the display module. The stereo camera module includes two cameras and an image combination chip. The two cameras are configured for capturing two respective images of an object from two different viewing angles. The image combination chip is configured for combining the images captured by the two cameras to form a three-dimensional image. The two cameras are slidable along one of the sides of the frame body. The display module is capable of displaying the three-dimensional image.Type: GrantFiled: May 27, 2010Date of Patent: August 20, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Jen-Tsorng Chang
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Publication number: 20130208108Abstract: A distance measuring device includes a first camera and a second camera arranged side by side. The first camera includes a shell, a shaft, a camera module rotatably held in the shell via the shaft, a driver configured for driving the camera module to rotate, and a measuring device configured for measuring an angle that the camera module rotates. The camera module includes an optical axis substantially perpendicular to and intersecting with the shaft.Type: ApplicationFiled: June 20, 2012Publication date: August 15, 2013Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: JEN-TSORNG CHANG
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Patent number: 8477968Abstract: A thermal acoustic speaker comprises a body and a thermoelectric converter. The body comprises a shell with at least one hole and a side with a sound hole. The shell defines a sound cavity in the body. The thermoelectric converter, disposed around at least a part of the shell, comprises a circuit and a conductive membrane and covers at least a part of the at least one hole. The circuit receives at least one electrical audio signal. The conductive membrane contacts a part of the circuit so that the thermoelectric converter heats air in the sound cavity to emit sound.Type: GrantFiled: October 24, 2010Date of Patent: July 2, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Jen-Tsorng Chang
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Publication number: 20130163106Abstract: An auto-focusing lens module includes a substrate, guiding members positioned on the substrate, an actuator unit, a driving plate, and a lens holder holding a lens therein. The driving plate includes an upper surface and first protrusions on the upper surface in a first circle. A height of each first protrusion gradually decreases along a circumferential direction. The lens holder includes a bottom surface and second protrusions on the bottom surface in a second circle. A height of each second protrusion gradually increases along the circumferential direction. Each second protrusion rests on a respective first protrusion. The guiding members guide the lens holder to move along an optical axis of the lens module. The actuator unit drives the driving plate to rotate, such that the driving plate drives the lens holder to move long the optical axis by the engagement of each second protrusion with the respective first protrusion.Type: ApplicationFiled: August 28, 2012Publication date: June 27, 2013Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: JEN-TSORNG CHANG
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Publication number: 20130148950Abstract: A dual lens camera includes a main circuit board, two lens modules positioned on the main circuit board, a controller positioned on the main circuit board, a position sensors positioned on each lens module, two tilting mechanisms positioned on the main circuit board, and each tilting mechanism being connected to a corresponding one of the lens modules, and two flexible circuit boards connecting the position sensors to the main circuit board. The controller controls the tilting mechanisms to tilt the lens modules to a position detectable by the position sensors.Type: ApplicationFiled: August 29, 2012Publication date: June 13, 2013Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventor: JEN-TSORNG CHANG
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Patent number: 8446460Abstract: An autostereoscopic display includes a display panel, a lenticular lens assembly, a driver, a number of camera modules, and a controller. The lenticular lens assembly includes an array of cylindrical lenses and is rotatably hung above the display panel. The driver is configured for driving the lenticular lens assembly to rotate about an axis that is substantially parallel to the lengthwise direction of the cylindrical lenses. The camera modules are arranged beside the display panel and oriented at different angles. The controller is configured for controlling the camera modules to take images in sequence and controlling the driver to rotate the lenticular lens assembly to an orientation at the same angle as a corresponding camera module when the display panel plays an image taken by the camera module.Type: GrantFiled: July 28, 2010Date of Patent: May 21, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Jen-Tsorng Chang
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Patent number: 8441455Abstract: An exemplary touch control device includes a main body, a touch panel configured for generating a signal based on a user's touch instruction, and a display unit configured for displaying an image in response to the signal. The touch panel is adjacent to the main body. Light of the displayed image is viewable by the user without the light passing through the touch panel.Type: GrantFiled: June 20, 2009Date of Patent: May 14, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Jen-Tsorng Chang
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Patent number: 8436937Abstract: A camera module includes a circuit board having a supporting surface, a socket fixed on the supporting surface of the circuit board and defining a receiving space, an image sensor received in the receiving space, and a lens group optically coupled with the image sensor. The receiving space of the socket has an entrance and an internal surface. A block protrusion is formed on the internal surface. The block protrusion includes a first ramp extending from the internal surface to a center portion of the receiving space. The lens group includes a plurality of optical components. A slope parallel to the first ramp is formed on one of the optical components. At least part of the lens group is received in the receiving space and blocked by the block protrusion, with the first ramp resisting against the slope. A method for assembling the camera module is also provided.Type: GrantFiled: May 17, 2010Date of Patent: May 7, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Jen-Tsorng Chang
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Patent number: 8419499Abstract: An exemplary eyeball of toy includes a transparent chamber, a plurality of electrified balls rotatably received in the chamber and a plurality of annular film electrodes concentrically arranged on the chamber. Each of the electrified balls has a first hemisphere and a second hemisphere. The first hemisphere and the second hemisphere are in different colors. The first hemisphere and the second hemisphere carry opposite electrical charges. The annular film electrodes are substantially arranged on a common plane and face the electrified balls.Type: GrantFiled: May 30, 2009Date of Patent: April 16, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Jen-Tsorng Chang
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Patent number: 8403522Abstract: An exemplary LED lamp includes a heat dissipation module, a light source mounted on the heat dissipation module, a cover engaging the heat dissipation module and covering the light source, a reflective layer mounted on the cover, and two connectors secured at two corresponding ends of the cover and the heat dissipation module. The cover has an inner surface and a convex outer surface. The inner surface includes a first concave surface and two second concave surfaces at lateral sides of the first concave surface. The second concave surfaces face the LEDs and configured as light incident surfaces; light emitted by the LEDs incidents onto the second concave surfaces and travels through the cover to an outside for lightening. A part of the light is reflected by the reflective layer before travelling to the outside.Type: GrantFiled: March 15, 2010Date of Patent: March 26, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Jen-Tsorng Chang
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Patent number: 8384667Abstract: A gesture recognition based input device includes a number of finger wear components and image capture modules, and an image capture module. Each finger wear component dedicatedly reflects light of a unique wavelength. Each image capture module dedicatedly picks up light reflected by a corresponding finger wear component and thereby dedicatedly captures images of the corresponding finger wear component. The image recognition module recognizes movements of the finger wear components from the images and interprets the movements of the finger wear components into control signals.Type: GrantFiled: April 25, 2010Date of Patent: February 26, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Jen-Tsorng Chang
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Patent number: 8375715Abstract: An energy converter, includes a base, a first and a second converging lenses, an electric coil and a movable module. The base includes a substrate, a transparent chamber and two supporters formed on the substrate. The transparent chamber includes a first and a second vents formed therein. The first and second converging lenses are supported by the respective supporters. The electric coil is fixed on the substrate, and the electric coil defines a receiving space therein. The movable module includes a piston, a connector connected to the piston, a magnet connected to the connector, and a shading plate disposed on the connector and having an opening defined therein. The piston is moved in the transparent chamber due to thermal expansion of air in the transparent chamber, thereby moving the magnet in or out of the receiving space of the electric coil, and thus the electric power is generated.Type: GrantFiled: December 2, 2009Date of Patent: February 19, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Jen-Tsorng Chang
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Patent number: 8379930Abstract: A distance measuring system includes a light source module, an image capturing device, a signal processing unit, a selecting unit, and a distance calculating unit. The light source module is configured for emitting a first and a second infrared light beams in an asynchronous manner. The first infrared light beam has a same intensity with the second infrared light beam. The image capturing device is configured for capturing images of the first and second infrared light beams reflected by a measurement object. The signal processing unit is configured for analyzing the images of the first and second infrared light beams reflected by the measurement object to determine intensities thereof. The selecting unit is configured for selecting one of the first and second reflected infrared light beams whichever has a greater intensity. The distance calculating unit is configured for calculating a distance to the object from to the distance measuring system.Type: GrantFiled: June 30, 2010Date of Patent: February 19, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Jen-Tsorng Chang
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Patent number: 8373662Abstract: An illuminating plug includes a cable, a terminal electrically connected to the cable, an illuminating unit formed on the cable, a light guiding layer covering around the cable and optically coupled to the illuminating unit, and a reflecting layer covering the illuminating unit and the light guiding layer. The light guiding layer includes a light emitting surface formed adjacent to the terminal such that light emitting from the illuminating unit reaches the light emitting surface through the light guiding layer and emits out to illuminate at least the terminal.Type: GrantFiled: December 18, 2009Date of Patent: February 12, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Jen-Tsorng Chang
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Patent number: 8339507Abstract: A flash device includes a stationary frame, a light emitting portion, a driving unit and a resilient plate. The light emitting portion is moveably received in the stationary frame and is spaced from the stationary frame. The driving unit includes a first magnetic assembly and a second magnetic assembly. The first magnetic assembly is positioned on the stationary frame. The second magnetic assembly is positioned on the light emitting portion and faces the first magnetic assembly. The driving unit is configured for driving the light emitting portion to move relative to the stationary frame through magnetical interaction between the first magnetic assembly and the second magnetic assembly. The resilient plate interconnects the stationary frame and the light emitting portion. The resilient plate is configured for moving the light emitting portion relative to the stationary frame.Type: GrantFiled: July 7, 2010Date of Patent: December 25, 2012Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Jen-Tsorng Chang
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Patent number: 8339373Abstract: An exemplary touch panel display includes a display panel, a backlight module, two infrared cameras, and a processor. The display panel has a touch surface. The backlight module includes a light guide plate and a light source module. The light source module includes a first visible light source and a second infrared light source. The light guide plate is capable of transmitting the visible light and the infrared light through to the display panel. The infrared cameras are disposed in the light guide plate. The infrared cameras are to detect infrared light that is reflected from an object in contact with or adjacent the touch surface of the display panel and form images based on the detected infrared light. The processor is to receive the images outputted from the infrared cameras, and process the images to obtain a position of the object at the touch surface.Type: GrantFiled: October 29, 2009Date of Patent: December 25, 2012Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Jen-Tsorng Chang
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Patent number: 8330899Abstract: A photoflash includes a substrate, a flashtube and a light field control member. The substrate serves as a bottom of a cavity formed there-above and having a plurality of circuits embedded in the bottom of the cavity. The flashtube is received in the cavity and electrically connected to the circuits. The control member includes a liquid crystal panel, a plurality of transparent electrodes attached on opposite of the liquid crystal panel and a control circuit attached on the panel and electrically connected to the electrodes. The liquid crystal panel is mounted on the substrate and covers the cavity, while the control circuit is electrically connected to the circuits of the substrate. The control circuit is configured for controllably powering transparent electrodes thereby adjusting the arrangement of liquid crystal cells in particular regions of panel to control which portions of the light emitted from the flashtube will pass through the light field control member.Type: GrantFiled: April 27, 2010Date of Patent: December 11, 2012Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Jen-Tsorng Chang
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Patent number: 8319885Abstract: An exemplary camera module includes an image sensor package, an enclosure, and a lens module. The image sensor package includes a circuit board and an image sensor mounted on the circuit board. The enclosure is attached on the circuit board and includes four elastic engaging portions protruding from an interior surface thereof. The lens module includes a barrel and at least one optical element received in the barrel. The barrel defines four recesses in an outer surface thereof. The barrel is detachably mounted in the enclosure. The engaging portions engage in the respective recesses.Type: GrantFiled: March 26, 2010Date of Patent: November 27, 2012Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Jen-Tsorng Chang