Patents by Inventor Han-Chang Lin
Han-Chang Lin 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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Publication number: 20180167714Abstract: A headset controller takes a first touch sensor, a second touch sensor, a first pressure sensor, and a second pressure sensor as a control medium for users. The headset controller can generate four different output instructions by the users touching or pressing the operating interface. The headset controller integrates various sensing methods to generate the needed output instructions.Type: ApplicationFiled: July 20, 2017Publication date: June 14, 2018Inventors: JUNG-TAI LIN, EN-FENG HSU, HAN-CHANG LIN
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Publication number: 20180084190Abstract: An electronic system including a display device, an image sensor, a face detection engine, an eye detection engine and an eye protection engine is provided. The image sensor captures an image. The face detection engine recognizes a user face in the image. The eye detection engine recognizes user eyes in the image. The eye protection engine turns off the display device when the user eyes are recognized in the image but the user face is not recognized in the image.Type: ApplicationFiled: November 24, 2017Publication date: March 22, 2018Inventors: Han-Chang LIN, Guo-Zhen WANG, Nien-Tse CHEN
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Publication number: 20180005382Abstract: An image recognition system includes a processing module, a sensor module, and a database. The sensor module is electrically connected to the processing module. The database is electrically connected to the processing module. The sensor module configured for capturing at least one image. The at least one image is stored in the database. The processing captures a contour of an object from the at least one image and separates the contour of the object into a plurality of portions. A plurality of arrangements is defined between the portions of the contour of the object. The processing module determines a state of the contour of the object based on the arrangements.Type: ApplicationFiled: September 18, 2017Publication date: January 4, 2018Inventors: GUO-ZHEN WANG, HAN-CHANG LIN
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Patent number: 9854159Abstract: An image system including a display device, an image sensor, a face detection engine, an eye detection engine and an eye protection engine is provided. The image sensor captures an image. The face detection engine recognizes a user face in the image. The eye detection engine recognizes user eyes in the image. The eye protection engine turns off the display device when the user eyes are recognized in the image but the user face is not recognized in the image.Type: GrantFiled: August 31, 2016Date of Patent: December 26, 2017Assignee: PIXART IMAGING INC.Inventors: Han-Chang Lin, Guo-Zhen Wang, Nien-Tse Chen
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Publication number: 20170365062Abstract: A method for detecting motion information includes the following steps. First, a pixel array is provided for detecting an image of a measured object located in a first distance range or in a second distance range, and the pixel array includes a plurality of invisible image sensing pixels and a plurality of visible image sensing pixels. Then, image detection is conducted within the first distance range by using the invisible image sensing pixels to output a plurality of invisible images. Next, the image detection is conducted within the second distance range by using the visible image sensing pixels to output a plurality of visible images. Then, the plurality of invisible images and the plurality of visible images are analyzed by using a processing unit, so as to obtain motion information of the measured object. A pixel array for detecting motion information and an image sensor are also provided.Type: ApplicationFiled: November 26, 2016Publication date: December 21, 2017Inventors: HAN-CHANG LIN, SHU-SIAN YANG, SHIH-FENG CHEN
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Publication number: 20170351908Abstract: Disclosed are a portable electronic device and an operation method thereof. The built-in image sensor of the portable electronic device continually captures a first image, detects whether there is a face image information in the first image, and accordingly determines whether to turn on a camera of the portable electronic device to capture a second image having a higher resolution. After that, the recognition module of the portable electronic device recognizes at least one facial feature in the second image.Type: ApplicationFiled: December 7, 2016Publication date: December 7, 2017Inventors: GUO-ZHEN WANG, HAN-CHANG LIN
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Publication number: 20170322675Abstract: A touch control detecting method applied to an electronic apparatus comprising an image sensor. The touch control detecting method comprises: (a) capturing a plurality of sensing images via the image sensor; and (b) determining if an object performs a predetermined touch control operation to the electronic apparatus, according to a brightness variation tendency of the sensing images.Type: ApplicationFiled: December 21, 2016Publication date: November 9, 2017Inventors: Guo-Zhen Wang, Shih-Feng Chen, Han-Chang Lin
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Publication number: 20160373645Abstract: An image system including a display device, an image sensor, a face detection engine, an eye detection engine and an eye protection engine is provided. The image sensor captures an image. The face detection engine recognizes a user face in the image. The eye detection engine recognizes user eyes in the image. The eye protection engine turns off the display device when the user eyes are recognized in the image but the user face is not recognized in the image.Type: ApplicationFiled: August 31, 2016Publication date: December 22, 2016Inventors: Han-Chang LIN, Guo-Zhen WANG, Nien-Tse CHEN
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Patent number: 9471190Abstract: A touch panel module including a touch panel area and a non-touch panel area is provided. The touch panel module includes a touch panel. The touch panel is located in the touch panel area. The touch panel senses a touch gesture by using a plurality of first and second sensing electrodes. At least one part of the first sensing electrodes is located in the non-touch panel area. Another one part of the first sensing electrodes and a whole of the second sensing electrodes are located in the touch panel area. The touch gesture touches the touch panel module to generate a touch area. A touch position corresponding to the touch gesture on the touch panel is determined based on a ratio of an area of the first sensing electrodes touched by the touch gesture and the touch area.Type: GrantFiled: December 2, 2014Date of Patent: October 18, 2016Assignee: Novatek Microelectronics Corp.Inventors: Chih-Chang Lai, Yun-Hsiang Yeh, Shih-Jung Lu, Wing-Kai Tang, Han-Chang Lin
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Patent number: 9304678Abstract: A switching method for an electronic device having sensing regions is mentioned. The switching method is configured to detect signals received by the electronic device, so as to switch the states of the electronic device. The switching method comprises receiving a first signal at a first moment and receiving a second signal at a second moment, wherein the first signal is generated by touching a first sensing region and the second signal is generated by touching a second sensing region; measuring a triggering duration and determining whether the triggering duration is consistent with a predetermined duration, when the first signal and the second signal are inputted simultaneously; switching the electronic device from a first state to a second state, if the triggering duration is consistent with the predetermined duration; and maintaining the electronic device in the first state, if the triggering duration is not consistent with the predetermined duration.Type: GrantFiled: June 28, 2012Date of Patent: April 5, 2016Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Chih-Chiang Chang, Chih-Hao Chen, Han-Chang Lin, Cho-Yi Lin
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Patent number: 9288304Abstract: When a back cover of a mobile communication device with replaceable cover is replaced, the mobile communication device may perform a corresponding application or enable a special function according to the back cover. The mobile communication device includes a back cover and a body including a processing unit, a storage unit, and a second connection interface. The back cover includes an integrated circuit (IC) element and a first connection interface. The IC element has identification information. The storage unit stores at least an application and a mapping table. The mapping table records the corresponding application of each identification information. When the back cover is assembled to the body, the first connection interface is connected to the second connection interface. The processing unit receives the identification information and looks up the mapping table according the identification information. The processing unit enables the corresponding application according to the mapping table.Type: GrantFiled: July 31, 2012Date of Patent: March 15, 2016Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Han-Chang Lin, Cho-Yi Lin
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Patent number: 9257755Abstract: An apparatus for controlling electric field distribution is provided, where the apparatus includes at least one portion of a portable electronic device, the portable electronic device includes a plurality of wireless communication functions respectively corresponding to different communication standards, and the plurality of wireless communication functions includes a mobile phone function and at least one other wireless communication function. The apparatus includes: a main antenna, connected to a first side of a PCB of the portable electronic device, for performing the mobile phone function; and a plurality of short trace structures, positioned at the first side of the PCB and connected to the PCB, wherein at least one of the plurality of short trace structures is selectively utilized as at least one short trace or utilized as at least one secondary antenna corresponding to the at least one other wireless communication function.Type: GrantFiled: July 23, 2012Date of Patent: February 9, 2016Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd.Inventors: Shih-Wei Hsieh, Han-Chang Lin, Cho-Yi Lin
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Publication number: 20150309604Abstract: A touch panel module including a touch panel area and a non-touch panel area is provided. The touch panel module includes a touch panel. The touch panel is located in the touch panel area. The touch panel senses a touch gesture by using a plurality of first and second sensing electrodes. At least one part of the first sensing electrodes is located in the non-touch panel area. Another one part of the first sensing electrodes and a whole of the second sensing electrodes are located in the touch panel area. The touch gesture touches the touch panel module to generate a touch area. A touch position corresponding to the touch gesture on the touch panel is determined based on a ratio of an area of the first sensing electrodes touched by the touch gesture and the touch area.Type: ApplicationFiled: December 2, 2014Publication date: October 29, 2015Inventors: Chih-Chang Lai, Yun-Hsiang Yeh, Shih-Jung Lu, Wing-Kai Tang, Han-Chang Lin
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Patent number: 8918142Abstract: A smart mobile communication device comprises a casing, a touch screen and two sensors. The casing has a front surface and at least two opposite holding surfaces. The front surface is disposed between the at least two opposite holding surfaces. The touch screen is disposed on the front surface to be used as a main operation interface of the smart mobile communication device. The two sensors are disposed on the at least two opposite holding surfaces respectively to be used as secondary operation interfaces of the smart mobile communication device. Accordingly, the convenience for operating the smart mobile communication device can be enhanced.Type: GrantFiled: May 15, 2012Date of Patent: December 23, 2014Inventors: Han-Chang Lin, Cho-Yi Lin
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Patent number: 8725208Abstract: A serial transmission interface between an image sensor and a baseband circuit includes a transmission end and a reception end. The transmission end is set in the image sensor, and is utilized for transmitting image data sensed by the image sensor. The reception end is set in the baseband circuit, and is utilized for receiving the image data transmitted from the transmission end. The transmission end is one of a master control end and a slave control end, and the reception end is correspondingly the other.Type: GrantFiled: November 5, 2008Date of Patent: May 13, 2014Assignee: PixArt Imaging Inc.Inventors: En-Feng Hsu, Han-Chang Lin, Chia-Yi Liu, Cho-Yi Lin
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Publication number: 20130249739Abstract: An apparatus for controlling electric field distribution is provided, where the apparatus includes at least one portion of a portable electronic device, the portable electronic device includes a plurality of wireless communication functions respectively corresponding to different communication standards, and the plurality of wireless communication functions includes a mobile phone function and at least one other wireless communication function. The apparatus includes: a main antenna, connected to a first side of a PCB of the portable electronic device, for performing the mobile phone function; and a plurality of short trace structures, positioned at the first side of the PCB and connected to the PCB, wherein at least one of the plurality of short trace structures is selectively utilized as at least one short trace or utilized as at least one secondary antenna corresponding to the at least one other wireless communication function.Type: ApplicationFiled: July 23, 2012Publication date: September 26, 2013Inventors: Shih-Wei Hsieh, Han-Chang Lin, Cho-Yi Lin
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Publication number: 20130244727Abstract: When a back cover of a mobile communication device with replaceable cover is replaced, the mobile communication device may perform a corresponding application or enable a special function according to the back cover. The mobile communication device includes a back cover and a body including a processing unit, a storage unit, and a second connection interface. The back cover includes an integrated circuit (IC) element and a first connection interface. The IC element has identification information. The storage unit stores at least an application and a mapping table. The mapping table records the corresponding application of each identification information. When the back cover is assembled to the body, the first connection interface is connected to the second connection interface. The processing unit receives the identification information and looks up the mapping table according the identification information. The processing unit enables the corresponding application according to the mapping table.Type: ApplicationFiled: July 31, 2012Publication date: September 19, 2013Inventors: Han-Chang Lin, Cho-Yi Lin
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Patent number: 8504104Abstract: The present invention provides a serial transmission interface of a portable electronic device. The portable electronic device includes a control module, a display module and an image sensing module. The serial transmission interface includes a first line group coupled to between the control module and the image sensing module, and includes a second line group coupled to between the control module, the display module and the image sensing module; wherein when the control module sets the image sensing module to a master mode through the first line group, the image sensing module directly transmits captured image data to the display module through the second line group. The present invention further provides a portable electronic device and a data transmission method of the serial transmission interface of a portable electronic device.Type: GrantFiled: December 30, 2010Date of Patent: August 6, 2013Assignee: Pixart Imaging Inc.Inventors: Han Chang Lin, Chen Lung Liu, Kuei Kang Lee
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Publication number: 20130194206Abstract: A switching method for an electronic device having sensing regions is mentioned. The switching method is configured to detect signals received by the electronic device, so as to switch the states of the electronic device. The switching method comprises receiving a first signal at a first moment and receiving a second signal at a second moment, wherein the first signal is generated by touching a first sensing region and the second signal is generated by touching a second sensing region; measuring a triggering duration and determining whether the triggering duration is consistent with a predetermined duration, when the first signal and the second signal are inputted simultaneously; switching the electronic device from a first state to a second state, if the triggering duration is consistent with the predetermined duration; and maintaining the electronic device in the first state, if the triggering duration is not consistent with the predetermined duration.Type: ApplicationFiled: June 28, 2012Publication date: August 1, 2013Inventors: Chih-Chiang Chang, Chih-Hao Chen, Han-Chang Lin, Cho-Yi Lin
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Publication number: 20130196712Abstract: A smart mobile communication device comprises a casing, a touch screen and two sensors. The casing has a front surface and at least two opposite holding surfaces. The front surface is disposed between the at least two opposite holding surfaces. The touch screen is disposed on the front surface to be used as a main operation interface of the smart mobile communication device. The two sensors are disposed on the at least two opposite holding surfaces respectively to be used as secondary operation interfaces of the smart mobile communication device. Accordingly, the convenience for operating the smart mobile communication device can be enhanced.Type: ApplicationFiled: May 15, 2012Publication date: August 1, 2013Inventors: Han-Chang Lin, Cho-Yi Lin