Patents by Inventor Yu-Lung Lee
Yu-Lung Lee 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: 9094758Abstract: An audio transmission line having an audio transmission plug and an inline controller and a headset is disclosed In the inline controller, one signal input end of signal input module is coupled to one signal transmission unit of the audio transmission plug. The first control part mechanically links up the first and second conductive part, for controlling the input end of first conductive part for connecting with several signal input ends of signal input module, and controlling the output end of the first conductive part for connecting with the input end of one wire circuit, or, controlling the input end of the second conductive part for connecting with the output end of the same wire circuit, and controlling the output end of the second conductive part for connecting with signal output ends of signal output module.Type: GrantFiled: May 14, 2012Date of Patent: July 28, 2015Assignee: POWERTECH INDUSTRIAL CO., LTD.Inventors: Yu-Lung Lee, Po-Hua Hsu
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Patent number: 9071022Abstract: A power plug includes a main body, at least two prongs, and a cable. The main body has a universal serial bus port for receiving a universal serial bus plug. The prongs are disposed on the main body for receiving a power, and the prongs are configured to be insertable into an alternating current source. The cable is disposed on the main body and electrically connected to the prongs, and the cable is electrically connected to the power input end of the electrical appliance.Type: GrantFiled: September 4, 2013Date of Patent: June 30, 2015Assignee: Powertech Industrial Co., Ltd.Inventors: Yu-Lung Lee, Yu Hsuan Chen
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Publication number: 20150171622Abstract: An integrated surge-absorbing device includes a surge-absorbing unit and a first external lead structure. The surge-absorbing unit includes a plurality of varistors stacked with together and a first metal lead, which is disposed between two of the neighboring varistors and has a first end protruding toward a first side edge of the varistors. A first end of the conductive rod of the first external lead structure is connecting to the first end of the first lead through a first low-melting-point metallic material. The first external lead structure applies a first resilient force to the first conductive rod.Type: ApplicationFiled: May 12, 2014Publication date: June 18, 2015Inventors: YU-LUNG LEE, TUN-CHI YU
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Patent number: 8994330Abstract: An outlet assembly with a portable charger including a power strip and a portable charger is disclosed. The power strip has a main body and a first power output interface. The main body has at least one power socket, and the first power output interface is located on the main body for supplying an AC power. The portable charger includes a power input interface and a second power output interface located on a casing. An AC to DC converting circuit and a power storage unit are located inside the casing. The power input interface may be fitted to the first power output interface, and the AC to DC converting circuit converts the AC power into DC to recharge the power storage unit. The portable charger may be used independently to provide the from the power storage unit through the second power output interface.Type: GrantFiled: September 23, 2010Date of Patent: March 31, 2015Assignee: Powertech Industrial Co., Ltd.Inventors: Ming-Chou Kuo, Yu-Lung Lee
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Patent number: 8965717Abstract: A carbon emission tracker is disclosed. The carbon emission tracker includes a main body, a power input interface, a power output interface, a power detecting unit, a communication unit, a memory unit, and a processing unit. The power detecting unit is configured to detect an electricity usage of an electrical appliance. The processing unit is configured to aggregate power consumption data over a time period and to store the power consumption data for the time period to the memory unit. The processing unit transmits the power consumption data of the memory unit to a data center through the communication unit. The power consumption data further includes identification data of the electrical appliance.Type: GrantFiled: April 18, 2011Date of Patent: February 24, 2015Assignee: Powertech Industrial Co., Ltd.Inventor: Yu-Lung Lee
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Publication number: 20150003622Abstract: A headphone cable and a plug thereof are provided. The headphone cable includes a first plug, a first microphone module, a first transmission line, a noise-cancellation module, and a second transmission line. The first plug has a first isolation portion with a first connector protruded thereon. The first connector is for plugging into a first headphone jack of a headphone. The first microphone module is disposed on the first isolation portion. The first transmission line has one end thereof connected to the first plug and the other end thereof connected to the noise-cancellation module. The second transmission line is connected to the noise-cancellation module and a playback apparatus. The noise-cancellation module generates a noise-cancellation signal to be combined with an audio signal being outputted to the headphone responsive to an environmental noise received through the first microphone module.Type: ApplicationFiled: November 8, 2013Publication date: January 1, 2015Applicant: Powertech Industrial Co., Ltd.Inventors: YU-LUNG LEE, CHUN-CHUAN CHEN
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Patent number: 8902556Abstract: A protection circuit includes a surge absorber, a switch device electrically connected to the surge absorber and having a first conductor and a second conductor, and a heat-shrinkable device disposed on an outer periphery of the surge absorber and shrinking in accordance with temperature of the surge absorber. The first conductor has a first connecting portion and a second connecting portion. The surge absorber is connected to the first connecting portion. When the switch device is in an initial state, the second connecting portion electrically contacts the second conductor, and when the heat-shrinkable device shrinks to separate the second connecting portion from the second conductor, the switch device is switched off.Type: GrantFiled: October 26, 2010Date of Patent: December 2, 2014Assignee: Powertech Industrial Co., Ltd.Inventors: Yu-Lung Lee, Jung-Hui Hsu
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Patent number: 8866690Abstract: This invention provides an antenna structure, especially relates to an antenna structure in hand-held device. The antenna structure of the present invention is formed by a continue transmission line, and forming an annular shape. It is featured that the antenna structure has two end points, the first end point is a floating point, and the second end point connected to a ground. A signal input point is connected to the continue transmission line for inputting an antenna signal into the antenna structure. The signal input point keeps two-thirds of wavelength distance from the second end point. According to present invention, a small antenna structure is provided and fitting in with operation in ultra wide bandwidth frequency, furthermore the multi-frequency signal can be transceived. The antenna structure has lower signal intensity of high order harmonic signals, therefore the structure can reduce the antenna signal interferences with the high order harmonic signals.Type: GrantFiled: September 22, 2009Date of Patent: October 21, 2014Assignee: Powertech Industrial Co., Ltd.Inventors: Yu-Lung Lee, Chun Chuan Chen
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Patent number: 8862916Abstract: The present disclosure illustrates a power controller adapted for controlling the operation of a power socket. The power controller includes a first signal transmission interface and a first micro-control unit. The first signal transmission interface receives power control flow data and a mode signal for the peripheral devices of a host computer. The first micro-control unit outputs a control signal in accordance with the received periphery power control flow data and the received mode signal from a host computer. Further, the first micro-control unit through the communication established between a first communication unit and the second communication unit of the power socket outputs a control signal to the power socket, in order to control the power socket to power or not to power the peripheral devices after a predetermined time delay.Type: GrantFiled: September 24, 2011Date of Patent: October 14, 2014Assignee: Powertech Industrial Co., Ltd.Inventors: Yu-Lung Lee, Tsung-Chih Lin
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Patent number: 8749093Abstract: An electric receptacle module is disclosed. The receptacle module includes a remote control device and a power outlet device. The remote control device has a signal transmission unit and an adjusting key. The signal transmission unit launches a timing signal when the adjusting key is pressed, and the adjusting key comprises a plus key and a minus key. The power outlet device has a signal receiving unit, a counting unit, a full-time power output interface and a timed power output interface. The power outlet device is configured to receive a power, the counting unit starts to count a predetermined time when the signal receiving unit receives the timing signal, the full-time power output interface supplies the power at all times, the timed power output interface supplies the power during the predetermined time.Type: GrantFiled: February 23, 2011Date of Patent: June 10, 2014Assignee: Powertech Industrial Co., Ltd.Inventors: Yu-Lung Lee, Tsung-Chih Lin
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Patent number: 8749095Abstract: An uninterruptible power supply system (UPS) and a power management method thereof suitable for an audio visual apparatus are provided. The uninterruptible power supply system includes a power management unit, a wireless transceiver module and a current detecting unit, wherein the current detecting unit is coupled to an output of the power management unit to detect a load current output from the UPS system. The UPS is capable of receiving and learning a wireless command code in an infrared ray (IR) remote control signal. When the UPS system detects a multimedia system connected thereto is turned on and the UPS system is in a lower power state, the UPS system sends command code to turn off the multimedia system to avoid the damage of the multimedia system during power failure.Type: GrantFiled: November 1, 2010Date of Patent: June 10, 2014Assignee: Powertech Industrial Co., Ltd.Inventor: Yu-Lung Lee
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Patent number: 8749340Abstract: A thermal protection module includes a surge absorber, a switch unit, and a pyrocondensation belt connected to the surge absorber and the switch unit. The switch includes a casing, at least one conductive pin, at least one conductive portion, and a moving part. The conductive portion is disposed on the moving part. The moving part is stuck in the casing movably. The conductive pins are stuck in the casing. The pyrocondensation belt is configured to shrink according to the heat conduction from the surge absorber, so as to change the position of the moving part. The conductive portion is in contact with or separated from the conductive pin according to the position of the moving part.Type: GrantFiled: September 16, 2011Date of Patent: June 10, 2014Assignee: Powertech Industrial Co., Ltd.Inventors: Jung-Hui Hsu, Yu-Lung Lee
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Publication number: 20140133670Abstract: The present invention discloses a headphone device, which is used for communicating with an electronic device and comprises a holder, a headset module, and a display module. The headset module is disposed at least one ends of the holder. The display module is pivoted on the headset module so that the display module can rotate relative to the holder. The display module is selectively overlapped on the holder due to a relative rotation between the display module and the holder. Therefore, the display module can be overlapped on the holder when the user needs not use the display module, and when it is necessary to use the display module, the display module can be rotated to a proper operation position, resulting in an increased flexibility in actual use.Type: ApplicationFiled: March 18, 2013Publication date: May 15, 2014Applicant: POWERTECH INDUSTRIAL CO., LTD.Inventors: YU-LUNG LEE, YU HSUAN CHEN
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Publication number: 20140106624Abstract: The present invention relates to a socket having rotary plug structure which comprises a housing and a rotary plug exposed outside the housing. At least a first socket is coupled to the rotary plug thereby allowing an electric equipment to be inserted. The rotary plug includes a rotation part and a ground pin fastened in the rotation part. A fasten pin is formed in the rotation part, wherein the distanced defined from the center point of the ground pin to the center point of the fasten pin is 38.9 mm±10%. With the mentioned structure, the socket having rotary plug structure is enabled to be fastened onto a socket panel.Type: ApplicationFiled: March 17, 2013Publication date: April 17, 2014Applicant: POWERTECH INDUSTRIAL CO., LTD.Inventors: Yu-Lung LEE, Yu-Hsuan CHEN
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Patent number: 8692407Abstract: A power line transmission apparatus is not interfered by the noise of the public power for transmitting high quality video/audio signal. The power line transmission apparatus includes an isolating unit connected between an external power line and an internal power line for isolating a high frequency noise signal carried on the external power line and transmitting a first power signal of the external power line from the external power line to the internal power line, and a power line network interface. The power line network interface includes at least one digital signal input/output interface for inputting or outputting a digital signal, converting the digital signal, and modulating the converted signal into the first power signal to form a second power signal and transmit the second power signal to the internal power line. A home network system without noise signal interference is built by utilizing several power line transmission apparatuses.Type: GrantFiled: December 23, 2009Date of Patent: April 8, 2014Assignee: Powertech Industrial Co., Ltd.Inventors: Yu-Lung Lee, Ming-Chou Kuo
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Patent number: 8668516Abstract: An identifiable plug and a plug assembly having the same are disclosed. The identifiable plug includes a power input port, a power output port, a storage unit, a signal transmission unit and a processing unit. The power output port is configured to insert into a plug of electronic equipment. The power input port is connected with the power output port. The processing unit is configured to transmit an identification information stored in the storage unit via the signal transmission unit. When the identifiable plug is assembled with an electric socket, the electric socket is capable to read the identification information.Type: GrantFiled: November 11, 2010Date of Patent: March 11, 2014Assignee: Powertech Industrial Co., Ltd.Inventor: Yu-Lung Lee
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Patent number: 8643462Abstract: A switch module applied for a power supply system is disclosed. The switch module comprises a power switch, an insulating member, a surge absorber and a pyrocondensation belt. The power switch is connected with the power supply system, the insulating member is set on the power switch, the surge absorber is electrically connected with the power switch and adjacent to the power switch, the pyrocondensation belt is connected with the surge absorber and the insulating member. The pyrocondensation belt shrinks with a temperature of the surge absorber. When the insulating member is in the initial state, the insulating member does not affect the power switch. The insulating member makes the power switch off when the shrinkage degree of the pyrocondensation belt develops enough to block the power switch from being on.Type: GrantFiled: November 5, 2010Date of Patent: February 4, 2014Assignee: Powertech Industrial Co., Ltd.Inventors: Yu-Lung Lee, Jung-Hui Hsu
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Publication number: 20140004730Abstract: A power plug includes a main body, at least two prongs, and a cable. The main body has a universal serial bus port for receiving a universal serial bus plug. The prongs are disposed on the main body for receiving a power, and the prongs are configured to be insertable into an alternating current source. The cable is disposed on the main body and electrically connected to the prongs, and the cable is electrically connected to the power input end of the electrical appliance.Type: ApplicationFiled: September 4, 2013Publication date: January 2, 2014Applicant: POWERTECH INDUSTRIAL CO., LTD.Inventors: YU-LUNG LEE, YU HSUAN CHEN
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Patent number: D721653Type: GrantFiled: April 4, 2014Date of Patent: January 27, 2015Assignee: Powertech Industrial Co., Ltd.Inventors: Yu-Lung Lee, Chi Feng Cheng
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Patent number: D730836Type: GrantFiled: April 4, 2014Date of Patent: June 2, 2015Assignee: POWERTECH INDUSTRIAL CO., LTD.Inventors: Yu-Lung Lee, Chi Feng Cheng