Patents Assigned to Cheng
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Patent number: 9176336Abstract: The present invention relates to a liquid crystal light valve comprising: a first substrate where a first polymer layer is formed thereon; a second substrate where a second polymer layer is formed thereon, the first polymer layer is opposite to the second polymer; and a liquid crystal material layer filled in between the first polymer layer and the second polymer layer, wherein the first polymer layer and the second polymer layer have a roughened surface, and the roughened surface is disposed between the first polymer layer and the liquid crystal material layer, or between the second polymer layer and the liquid crystal material layer.Type: GrantFiled: December 6, 2012Date of Patent: November 3, 2015Assignee: NATIONAL CHENG KUNG UNIVERSITYInventors: Ying-Guey Fuh, Yuan-Di Chen, Ko-Ting Cheng
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Patent number: 9177190Abstract: A fingerprint sensor module includes a lens, a filter, a first reflector, an image capturing module for capturing a first fingerprint image and a second fingerprint image, and at least one first light source for providing the needed light source at the time of the image capturing module capturing the fingerprint image. A top surface and a bottom surface of the lens are planes. The lens defines at least one first area and a second area. The filter is disposed under the lens. The filter is corresponding to the first area of the lens for reflecting the first fingerprint image corresponding to the first area. The first reflector is disposed under the lens. The first reflector is corresponding to the second area of the lens for reflecting the second fingerprint image corresponding to the second area.Type: GrantFiled: August 21, 2014Date of Patent: November 3, 2015Assignee: Cheng Uei Precision Industry Co., Ltd.Inventors: Ssu Hsuan Chou, Nien Ting Weng, Sheng Yuan Lin
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Publication number: 20150311622Abstract: A connector shell includes an upper shell and a lower shell. The upper shell has a top plate positioned horizontally. Two opposite side edges of the top plate are bent downward and extend vertically to form two first side plates each defining a plurality of locking holes. The lower shell has a bottom plate positioned horizontally. Two opposite side edges of the bottom plate are bent upward and extend vertically to form two second side plates of which each protrudes outward to form a plurality of locking blocks corresponding to the locking holes of the upper shell. The upper shell and the lower shell are coupled and covered with each other with the first side plates abutting against outer sides of the second side plates. The locking blocks are buckled in the locking holes.Type: ApplicationFiled: April 25, 2014Publication date: October 29, 2015Applicant: Cheng Uei Precision Industry Co., Ltd.Inventor: DA-YONG KUO
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Publication number: 20150306495Abstract: A push-button structure includes a circuit board, a conductive adhesive mounted on the circuit board, a base column, a splinter and a button body. The base column has an assembling portion. A bottom end of the assembling portion is mounted to the circuit board through the conductive adhesive. The splinter mounted to a top end of the base column has a base plate. Several portions of an outer periphery of the base plate meander outward to form a plurality of elastic arms. A free end of the elastic arm is bent upward to form a fastening piece. The button body has a base portion. Several portions of an outer periphery of the bottom surface of the base portion protrude downward to form a plurality of propping plates. The propping plate hooks a top end of the fastening piece to keep a balance of the button body.Type: ApplicationFiled: April 25, 2014Publication date: October 29, 2015Applicant: Cheng Uei Precision Industry Co., Ltd.Inventors: TSUNG SHIH LEE, LI WEN LIN
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Patent number: 9170358Abstract: A metallic structure and an opto-electronic apparatus are provided. The metallic structure is used for filtering or polarizing an electromagnetic wave, and includes a light-permissible medium, a first metallic block and a second metallic block. The first and second metallic blocks are parallel to and spaced from each other at a predetermined distance (d), and are disposed inside or over the light-permissible medium. After passing through the metallic structure, the electromagnetic wave has a distribution curve of transmittance versus wavelength, wherein the distribution curve has at least one transmittance peak value corresponding to at least one wavelength in a one-to-one manner. The aforementioned predetermined distance (d) and an averaged width of the first metallic block satisfy the following relationships: d<?; 0.01?<w<d, wherein ? represents one of the aforementioned at least one wavelength.Type: GrantFiled: October 23, 2012Date of Patent: October 27, 2015Assignee: NATIONAL CHENG KUNG UNIVERSITYInventor: Kuan-Ren Chen
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Patent number: 9166734Abstract: The invention directed to an efficient frame aggregation transmission scheme with network coding to improve transmission efficiency in 802.11n/ac networks. According to network conditions, the proposed scheme can dynamically utilizes either modified systematic network coding or mixed generation coding to efficiently transmit the aggregated frame.Type: GrantFiled: August 14, 2013Date of Patent: October 20, 2015Assignee: NATIONAL CHENG KUNG UNIVERSITYInventors: Hui-Tang Lin, Ying-You Lin
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Patent number: 9167232Abstract: A 2D video to 3D video conversion system includes a video content analysis unit, a depth estimation unit, a post-processing unit, and a stereoscopic video generation unit. The video content analysis unit can analyze a 2D video datum and extract useful information including motion and color from the 2D video datum for depth estimation. The depth estimation unit is adapted for receiving the useful information, calculating motion cue and contrast cue for initial depth estimation, and generating an initial depth map. The post-processing unit is adapted for correcting the initial depth map in spatial domain and temporal domain to increase accuracy in spatial domain and depth continuity between adjacent time instances and for processing the caption in the video to generate a final depth map. The stereoscopic video generation unit is adapted for synthesizing 3D video datum from the final depth map and 2D video datum.Type: GrantFiled: July 6, 2012Date of Patent: October 20, 2015Assignee: NATIONAL CHUNG CHENG UNIVERSITYInventors: Wen-Nung Lie, Hsiang-Yun Huang, Wei-Chih Chen
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Publication number: 20150293607Abstract: A handheld device matching with a virtual interface and physical buttons contains a handheld body including a touch screen, a control module and a plurality of buttons. The touch screen and the plurality of buttons are electrically connected with the control module, and the touch screen displays a virtual interface and a display frame, the virtual interface has a plurality of virtual keys, and each of the virtual keys has a plurality of characters arranged in an order corresponding to an arrangement of the plurality of buttons. When one of the virtual keys and one of the buttons are selected, one of the characters which corresponds to the selected virtual key and the selected button is displayed in the display frame. In addition, a chord input method matching with a virtual interface and physical buttons is applicable for the handheld device.Type: ApplicationFiled: April 15, 2014Publication date: October 15, 2015Applicant: NATIONAL CHENG KUNG UNIVERSITYInventors: Fong-Gong WU, Yu-Chun HUANG, Meng-Long WU
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Patent number: 9160098Abstract: An electrical connector includes an insulating housing, a plurality of electrical terminals integrated in the insulating housing, a shielding shell, an external housing and a water-proof assembly. The shielding shell is worn around the insulating housing and has a bottom plate opened with a pair of through slots. The external housing is molded outside the insulating housing and the shielding shell, and has a bottom wall defined with a pair of through holes which are corresponding to the through slots. The water-proof assembly is embedded in the bottom of the external housing and has a pair of elastic arms elastically project upward through the through holes of the external housing and the through slots of the shielding shell.Type: GrantFiled: June 20, 2014Date of Patent: October 13, 2015Assignee: CHENG UEI PRECISION INDUSTRY CO., LTD.Inventors: Ten Fan Liao, Ming Chun Lai
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Patent number: 9153906Abstract: A socket connector includes an insulating housing defining an inserting chamber in the front thereof and a receiving groove in the back face thereof, a plurality of conductive terminals disposed in the insulating housing, and a latch. Two sides of the receiving groove further extend forward to form two inserting grooves of which each front end is communicated with the inserting chamber. The latch has a first base plate positioned in the receiving groove. Two opposite side edges of the first base plate are bent and extend forward to form two first clamping portions inserted in the inserting grooves with front ends thereof projecting into the inserting chamber. Two opposite outer sides of the first clamping portions protrude outward to form a pair of bumps located in the rear of the first clamping portions and resisting against outmost two inner sidewalls of the inserting grooves.Type: GrantFiled: July 13, 2014Date of Patent: October 6, 2015Assignee: CHENG UEI PRECISION INDUSTRY CO., LTD.Inventors: Yun Wu, Chao Yong Ye, Kai Hsiang Chang
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Patent number: 9155136Abstract: Configurations for an LED driver are disclosed. The proposed LED driver receives an input voltage, drives an LED and includes a compensation capacitor set including a first and a second capacitors connected to each other in series, wherein the first capacitor is electrically connected to the LED, the second capacitor is grounded, the compensation capacitor set provides a compensation voltage to the LED such that the LED is conductible when an instantaneous voltage value of the input voltage is lower than an LED conduction voltage.Type: GrantFiled: August 13, 2013Date of Patent: October 6, 2015Assignee: NATIONAL CHENG KUNG UNIVERSITYInventors: Tsorng-Juu Liang, Wei-Jing Tseng, Jiann-Fuh Chen
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Publication number: 20150277742Abstract: A wearable electronic device includes an electronic assembly, and a rollable strap body connected with the electronic assembly. The electronic assembly includes a display screen, a touch sensing panel disposed on the display screen, and a processor disposed in the electronic assembly and electrically connected with the touch sensing panel. The display screen includes a display area for displaying a user interface. The touch sensing panel includes a one-dimensional horizontal instruction touch area for sensing horizontal moving signals, a one-dimensional longitudinal instruction touch area for sensing longitudinal moving signals, and a normally open instruction touch area for sensing clicking signals. The processor receives the horizontal moving signals, the longitudinal moving signals and the clicking signals for operating the user interface.Type: ApplicationFiled: April 1, 2014Publication date: October 1, 2015Applicant: CHENG UEI PRECISION INDUSTRY CO., LTD.Inventor: Chang Huat Lim
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Publication number: 20150279629Abstract: The object of the present invention is to provide a method for producing a micro-plasma with biocompatibility. The produced micro-plasma is a low temperature, adjustable micro-plasma with low energy consumption. The method provides a device comprising a first gas storage unit, a second gas storage unit, a unit for producing the micro-plasma, and a power supply unit.Type: ApplicationFiled: March 31, 2014Publication date: October 1, 2015Applicant: National Cheng Kung UniversityInventor: Jiunn-Der LIAO
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Publication number: 20150273745Abstract: A manufacturing method for a hanging structure of a hands-free mount is disclosed. The hands-free mount includes a mount body and a hanging arm. The mount body is formed by a bottom shell and a top shell coupled mutually. The hanging arm includes a metal substrate and inner and outer coatings wrapping the metal substrate. The outer coating has a chamfered end located outside the bottom shell and inclined at an angle. The manufacturing method for the hanging structure of the hands-free mount uses an over-molding process to fully wrap the stainless steel core, so as to endow the hanging structure with good appearance and soft touch and prevent the product from rusting. Using the hanging structure as the hanging arm, the hands-free mount has improved firmness, appearance and touch.Type: ApplicationFiled: March 26, 2014Publication date: October 1, 2015Applicant: Cheng Uei Precision Industry Co., Ltd.Inventor: YI PING LIAO
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Publication number: 20150281835Abstract: A voice coil adapted for an electricity-powered loudspeaker includes a plurality of coils formed by winding an enameled wire. The coils are stacked up and down to show a hollow multilayer structure with an accommodating space being formed therein. Each coil has two parallel and spaced straight-line segments, and two symmetrical arc segments oppositely connected between the two straight-line segments. A middle of the arc segment is arched outward. The center of each arc segment is located at another arc segment and the radius of each arc segment is greater than a spacing distance between the two straight-line segments to realize a biaxial voice coil.Type: ApplicationFiled: March 26, 2014Publication date: October 1, 2015Applicant: CHENG UEI PRECISION INDUSTRY CO., LTD.Inventors: Jiin Tarng Huang, Mu Tsun Tseng
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Publication number: 20150280830Abstract: The present invention relates to a device and a method for conversion from optical double-sideband modulation signals to optical single-sideband modulation signals. Period-one nonlinear dynamics of semiconductor lasers is utilized to achieve such optical signal conversion. Only a typical semiconductor laser is required as the key conversion unit. The microwave and data quality are maintained or even improved after conversion, increasing detection sensitivity, transmission distance, and link gain of the communication networks. The device is relatively less sensitive to ambient variations, can be self-adapted to changes in operating conditions, and can be applied for a broad range of operating microwave frequency up to at least 80 GHz and a high data rate up to at least 2.5 Gbits/s. The device can therefore be dynamically reconfigured for different communication networks adopting different operating microwave frequencies and different data rates.Type: ApplicationFiled: April 30, 2014Publication date: October 1, 2015Applicant: NATIONAL CHENG KUNG UNIVERSITYInventors: Sheng-Kwang Hwang, Yu-Han Hung, Cheng-Hao Chu
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Publication number: 20150274821Abstract: Reducing inflammatory pain in a subject having or being suspected of having an inflammatory pain using an IL-20 antagonist, which can be an antibody that blocks a signaling pathway mediated by IL-20. Such antibodies include anti-IL-20 antibodies and anti-IL-20R antibodies that specifically block the IL-20 signaling pathway.Type: ApplicationFiled: April 1, 2014Publication date: October 1, 2015Applicant: National Cheng Kung UniversityInventors: MING-SHI CHANG, YEN-CHEN LIU
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Patent number: 9145516Abstract: A method for preparing an inorganic nano-material is provided. The method includes steps of providing a first solution including plural metal ions; mixing the first solution with a surfactant and adding a reduction agent to generate a second solution, wherein the second solution generates plural metal atoms reduced from the plural metal ions; and adding an oxidation agent into the second solution for oxidizing the plural metal atoms so as to generate plural metal oxides and form the inorganic nano-material.Type: GrantFiled: July 22, 2011Date of Patent: September 29, 2015Assignee: NATIONAL CHENG KUNG UNIVERSITYInventors: Yen Hsun Su, Shen-Lung Tu, Shih-Hui Chang, Wei-Min Zhang, Shih-Wen Tseng, Yun-Chorng Chang
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Patent number: 9145958Abstract: A ball screw includes a screw rod having an external thread; two screw nuts having an internal thread and a circulatory passage each, a spiral path being formed between the internal threads and the external thread and communicating with the circulatory passage, each of the two screw nuts having a keyway located on respective toric surfaces of opposite ends of the two screw nuts, the two keyways facing each other; a link mounted inside the two keyways to traverse the two screw nuts; a force sensor mounted between and squeezed by opposite sides of the two screw nuts; and a plurality of balls located inside the spiral path or the circulatory passage and keeping rolling while moving.Type: GrantFiled: January 25, 2013Date of Patent: September 29, 2015Assignee: NATIONAL CHUNG CHENG UNIVERSITYInventors: Yeau-Ren Jeng, Yu-Xian Huang
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Publication number: 20150270639Abstract: A card connector for being assembled in an electrical device includes an insulating housing defining a receiving cavity and a sliding groove, a shielding shell covering on the insulating housing and covering up the receiving cavity to form a receiving slot between the shielding shell and the insulating housing, an ejection mechanism slidably assembled in the sliding groove of the insulating housing, a supporting unit inserted in the receiving slot, and a water-proof mechanism including pushing parts and water-proof parts. The electrical device includes a cover covered in front of the card connector. The pushing parts pass rearward through the cover to be respectively fixed with front ends of the supporting unit and the ejection mechanism. The water-proof parts are respectively worn around the pushing parts and press against the cover.Type: ApplicationFiled: March 21, 2014Publication date: September 24, 2015Applicant: Cheng Uei Precision Industry Co., Ltd.Inventors: SHENG NAN YU, CHIH HSIEN CHIANG