Patents by Inventor Tao-Cheng Yen
Tao-Cheng Yen 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: 9483137Abstract: A touch mouse including a pressure sensing region, a touch sensing region, and a control unit is disclosed. The pressure sensing region is disposed at a first side and a second side of the touch mouse, and the touch sensing region covers at least the pressure sensing region at the first side. The first side is opposite to the second side. When the user clicks the pressure sensing region, it generates a pressure sensing signal. When the user clicks the touch sensing region, it generates a touch sensing signal. When the pressure sensing signal and the touch sensing signal are generated, the control unit outputs a first clicking signal representing that the first side is clicked. When the pressure sensing signal is generated but the touch sensing signal is not, the control unit outputs a second clicking signal representing that the second side is clicked.Type: GrantFiled: February 1, 2014Date of Patent: November 1, 2016Assignees: LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, LITE-ON TECHNOLOGY CORPORATIONInventor: Tao-Cheng Yen
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Patent number: 9003069Abstract: An input device for controlling multiple computers includes a storing unit, a sensing unit, a controlling unit, and a transmitting unit. The controlling unit calculates a moving direction and a displacement value of the input device according to the sensing unit to determine one of the computers which the input device is in control of and generates an input command for it. The input command includes identification of the controlled computer and is transmitted to multiple computers. The computer corresponding to the identification performs the input command. The moving direction corresponds to a pointer direction of the computer. The controlling unit accumulates the displacement value to be a first accumulated displacement value when the input device moves toward to a first pointer direction. When the first accumulated displacement value is larger than a threshold value, the controlling unit switches the input device to control another one of computers.Type: GrantFiled: March 11, 2013Date of Patent: April 7, 2015Assignees: Lite-On Electronics (Guangzhou) Limited, Lite-On Technology CorporationInventors: Tao-Cheng Yen, Er-Hao Chen
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Publication number: 20140225833Abstract: A touch mouse including a pressure sensing region, a touch sensing region, and a control unit is disclosed. The pressure sensing region is disposed at a first side and a second side of the touch mouse, and the touch sensing region covers at least the pressure sensing region at the first side. The first side is opposite to the second side. When the user clicks the pressure sensing region, it generates a pressure sensing signal. When the user clicks the touch sensing region, it generates a touch sensing signal. When the pressure sensing signal and the touch sensing signal are generated, the control unit outputs a first clicking signal representing that the first side is clicked. When the pressure sensing signal is generated but the touch sensing signal is not, the control unit outputs a second clicking signal representing that the second side is clicked.Type: ApplicationFiled: February 1, 2014Publication date: August 14, 2014Applicants: LITE-ON TECHNOLOGY CORPORATION, LITE-ON ELECTRONICS (GUANGZHOU) LIMITEDInventor: TAO-CHENG YEN
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Publication number: 20140040508Abstract: An input device for controlling multiple computers includes a storing unit, a sensing unit, a controlling unit, and a transmitting unit. The controlling unit calculates a moving direction and a displacement value of the input device according to the sensing unit to determine one of the computers which the input device is in control of and generates an input command for it. The input command includes identification of the controlled computer and is transmitted to multiple computers. The computer corresponding to the identification performs the input command. The moving direction corresponds to a pointer direction of the computer. The controlling unit accumulates the displacement value to be a first accumulated displacement value when the input device moves toward to a first pointer direction. When the first accumulated displacement value is larger than a threshold value, the controlling unit switches the input device to control another one of computers.Type: ApplicationFiled: March 11, 2013Publication date: February 6, 2014Applicants: LITE-ON TECHNOLOGY CORPORATION, LITE-ON ELECTRONICS (GUANGZHOU) LIMITEDInventors: TAO-CHENG YEN, ER-HAO CHEN
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Publication number: 20130311939Abstract: A scrolling speed controlling method of an input device is disclosed. The method includes detecting one or more notches rolled by a scrolling unit of the input device in operation, wherein each notch corresponds to a number of scrolling lines; calculating a time duration between two adjacent notches and determining whether the time duration is smaller than or equal to a threshold time; when the time duration is smaller than or equal to the threshold time, the scrolling unit is determined to roll in a fast-rolling mode and the number of scrolling lines corresponding to each notch is increased progressively; accumulating the numbers of scrolling lines corresponding to the rolled notches to generate an accumulated number of lines; outputting a control command to the computer to instruct the computer to scroll the document according to a designated number of lines instructed by the control command; and subtracting the designated number of lines from the accumulated number of lines.Type: ApplicationFiled: May 20, 2013Publication date: November 21, 2013Applicants: LITE-ON TECHNOLOGY CORPORATION, LITE-ON ELECTRONICS (GUANGZHOU) LIMITEDInventors: YI-PING HSU, ER-HAO CHEN, TAO-CHENG YEN
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Publication number: 20120306804Abstract: A touch device including a first touch-sensing unit, a second touch-sensing unit, a touch-sensing strip module, and a control module is disclosed for controlling functions performed by an electronic device. The first and the second touch-sensing unit respectively generate a first and a second touch signal while touched. The touch-sensing strip module includes sequentially arranged M third touch-sensing units, and the touch-sensing strip module generates a first sliding signal when the third touch-sensing units are touched in a first predetermined sequence. The control module drives the electric device to perform a first function while receiving the first touch signal and the first sliding signal simultaneously, and the control module drives the electric device to perform a second function while receiving the second touch signal and the first sliding signal simultaneously.Type: ApplicationFiled: January 4, 2012Publication date: December 6, 2012Applicants: LITE-ON TECHNOLOGY CORPORATION, SILITEK ELECTRONIC (GUANGZHOU) CO., LTD.Inventors: ER-HAO CHEN, TAO-CHENG YEN, YI-PING HSU
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Publication number: 20120286962Abstract: An input device including a control unit and an indicator is illustrated. The indicator further includes an indicating unit and a driving unit. The control unit is configured to receive a control signal and trigger an indication voltage according to the control signal to output an indication current to the driving unit. The indicating unit has multiple indication faces. The driving unit is electronically connected with the control unit and is coupled to the indicating unit, and is used to drive the indicating unit to switch to one of the multiple indication faces based on the direction of the received indication current.Type: ApplicationFiled: October 3, 2011Publication date: November 15, 2012Applicants: LITE-ON TECHNOLOGY CORPORATION, SILITEK ELECTRONIC (GUANGZHOU) CO., LTD.Inventors: ER-HAO CHEN, TAO-CHENG YEN, CHIN-FA WU
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Patent number: 8174500Abstract: A temperature controlled mouse includes a central controller, a driver control circuit, a temperature control circuit, and a signal transmitting circuit. The driver control circuit generates coordinate control signals and pointer clicking signals, and the signals are transmitted to a host computer coupled to the mouse via the signal transmitting circuit. The temperature control circuit detects the changes of the temperature from a user's hand and thereby generates temperature control signals. The central controller controls the operation status of the mouse according to the temperature control signals, wherein when the temperature detected is within a predetermined temperature range, the central controller wakes the mouse and allows the transmission of signals from the mouse to the host computer; otherwise the central controller stops the transmission of signals. The temperature controlled mouse prevents accidental activation due to negligent bump.Type: GrantFiled: April 16, 2009Date of Patent: May 8, 2012Assignees: Silitek Electronic (Guangzhou) Co., Ltd., Lite-On Technology CorporationInventors: Yi-Ping Hsu, Tao-Cheng Yen, Er-Hao Chen, Chung-Hao Yeh
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Patent number: 8098075Abstract: An electronic apparatus includes a first power contact, a second power contact, and a control unit. The first power contact is electrically connected with an anode of a power supply source, and the second power contact is electrically connected with a cathode of the power supply source. The control unit electrically connects the first power contact and the second power contact for forming a signal transmission path and receiving the power generated by the power supply source. When the control unit is operated in a testing mode, the control unit operates in a working mode or a sleeping mode according to an instruction of a default instruction set for changing a current waveform signal transmitted over the signal transmission path, so as to achieve the purpose of providing a convenient and high-efficiency testing.Type: GrantFiled: November 25, 2009Date of Patent: January 17, 2012Assignees: Silitek Electronic (Guangzhou) Co., Ltd., Lite-On Technology CorporationInventor: Tao-Cheng Yen
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Publication number: 20110050577Abstract: Provided is a wireless peripheral device. Preferably the wireless peripheral device includes an operating main body and a receiver. The operating main body particularly has a controlling unit having built-in identification code. This identification code is particularly stored in a non-volatile memory of the controlling unit. The receiver, corresponding to the operating main body, pre-stores the matched identification code. The receiver acquires the power supplied from a computer system as connected therewith. Automatically, the operating main body and the receiver are wirelessly connected in accordance with the identification code. It is featured that the cost of the wireless peripheral device can be effectively reduced, and the related matching procedure can also be simplified before factory shipment.Type: ApplicationFiled: December 21, 2009Publication date: March 3, 2011Applicants: SILITEK ELECTRONIC (GUANGZHOU) CO., LTD., LITE-ON TECHNOLOGY CORPORATIONInventors: Yi-Ping Hsu, Tao-Cheng Yen, Er-Hao Chen
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Publication number: 20110012611Abstract: An electronic apparatus includes a first power contact, a second power contact, and a control unit. The first power contact is electrically connected with an anode of a power supply source, and the second power contact is electrically connected with a cathode of the power supply source. The control unit electrically connects the first power contact and the second power contact for forming a signal transmission path and receiving the power generated by the power supply source. When the control unit is operated in a testing mode, the control unit operates in a working mode or a sleeping mode according to an instruction of a default instruction set for changing a current waveform signal transmitted over the signal transmission path, so as to achieve the purpose of providing a convenient and high-efficiency testing.Type: ApplicationFiled: November 25, 2009Publication date: January 20, 2011Applicants: SILITEK ELECTRONIC (GUANGZHOU) CO., LTD., LITE-ON TECHNOLOGY CORPORATIONInventor: Tao-Cheng YEN
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Publication number: 20100164388Abstract: A luminous system with a changeable color light applicable to an electronic device is provided. The system includes a light emitter for emitting a first light to outside of the electronic device, a color sensor for receiving a second light that is the reflection of the first light from an object and generating a RGB signal, and a central controller for receiving the RGB signal and generating a backlight color adjusting signal according to the RGB signal received. A backlight driver module of the device is further introduced to drive a backlight module to emit a third light according to the adjusting signal. The color of the third light is particularly the same as the second light. Thus the backlight color of the electronic device changes as what the color of the object is. The visual effect of the product can be alternative by providing this changeable color light.Type: ApplicationFiled: May 26, 2009Publication date: July 1, 2010Applicants: SILITEK ELECTRONIC (GUANGZHOU) CO., LTD., LITE-ON TECHONOLGY CORPORATIONInventors: Er-Hao CHEN, Tao-Cheng Yen, Yi-Ping Hsu, Chung-Hao Yeh
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Publication number: 20100156791Abstract: A temperature controlled mouse includes a central controller, a driver control circuit, a temperature control circuit, and a signal transmitting circuit. The driver control circuit generates coordinate control signals and pointer clicking signals, and the signals are transmitted to a host computer coupled to the mouse via the signal transmitting circuit. The temperature control circuit detects the changes of the temperature from a user's hand and thereby generates temperature control signals. The central controller controls the operation status of the mouse according to the temperature control signals, wherein when the temperature detected is within a predetermined temperature range, the central controller wakes the mouse and allows the transmission of signals from the mouse to the host computer; otherwise the central controller stops the transmission of signals. The temperature controlled mouse prevents accidental activation due to negligent bump.Type: ApplicationFiled: April 16, 2009Publication date: June 24, 2010Applicants: SILITEK ELECTRONIC (GUANGZHOU) CO., LTD., LITE-ON TECHNOLOGY CORPORATIONInventors: Yi-Ping Hsu, Tao-Cheng Yen, Er-Hao Chen, Chung-Hao Yen
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Publication number: 20070168587Abstract: An input switching arrangement by using an auxiliary keyboard is disclosed. Such arrangement comprises a main keyboard with a first set of keys and a first switching key, and at least an auxiliary keyboard each with a second set of keys and a second switching key. The main keyboard and the auxiliary keyboard are connected to a computer. The first switching key and the second switching key may send out a signal to the computer to switch the code mode. Because the code mode for each keyboard is determined by its corresponding status flag, the code mode for the main keyboard does not need to be tracked, and hence a user only has to adjust the status flag of the auxiliary keyboard so as to change the code mode for the auxiliary keyboard and to use the auxiliary keyboard along with the main keyboard.Type: ApplicationFiled: December 8, 2005Publication date: July 19, 2007Applicant: CHIC TECHNOLOGY CORP.Inventor: Tao-Cheng Yen