Patents Assigned to Hansder Engineering Co., Ltd.
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Patent number: 7760268Abstract: By utilizing a power frequency carrier provided by an indoor power line, multimedia data is transferred to a converter to be converted for being displayed on an output display of a television so that the multimedia data can be transferred along the indoor power line to save indoor lines.Type: GrantFiled: July 5, 2006Date of Patent: July 20, 2010Assignee: Hansder Engineering Co., Ltd.Inventor: Yuan-Yu Huang
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Patent number: 7456728Abstract: A fire-alarm control panel uses a transforming unit together with indoor power line for a fire alarm; and a signal for the fire alarm is transferred to another fire-alarm control panel in another place.Type: GrantFiled: July 5, 2006Date of Patent: November 25, 2008Assignee: Hansder Engineering Co., Ltd.Inventor: Yuan-Yu Huang
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Publication number: 20080228324Abstract: A system uses power frequency carrier to control no-fuse breaker. In the system, a controller has a power frequency carrier device. And an other power frequency carrier device is connected with the no-fuse breaker. The two power frequency carrier devices are connected through an indoor power line. The power frequency carrier is sent along the indoor power line so that the controller can remotely control the no-fuse breaker.Type: ApplicationFiled: March 16, 2007Publication date: September 18, 2008Applicant: HANSDER ENGINEERING CO., LTDInventor: Yuan-Yu Huang
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Publication number: 20080225453Abstract: More than one high-pressure facility is controlled. A first power frequency carrier unit of the high-pressure facility is connected with a second power frequency carrier unit of a monitoring device through the indoor power unit. Thus, the high-pressure facility can be monitored and controlled by the monitoring device remotely.Type: ApplicationFiled: March 16, 2007Publication date: September 18, 2008Applicant: HANSDER ENGINEERING CO., LTD.Inventor: Yuan-Yu Huang
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Publication number: 20080123869Abstract: The present invention receives a voice signal from an input device; then the voice signal is processed through an amplifier; and, then, the voice signal is transmitted along an indoor electrical power line with power frequency carrier to be heard by using speakers.Type: ApplicationFiled: November 8, 2006Publication date: May 29, 2008Applicant: HANSDER ENGINEERING CO., LTDInventor: Yuan-Yu Huang
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Publication number: 20080111701Abstract: A smoke detector simultaneously processes signals from a detector and signals from an image capture unit through using a power frequency carrier device. Thus, an early alarm can be made by the detector. Nevertheless, the detector can be easily installed at any p lace without a complex wiring.Type: ApplicationFiled: March 21, 2007Publication date: May 15, 2008Applicant: HANSDER ENGINEERING CO., LTD.Inventor: Yuan-Yu Huang
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Publication number: 20070187083Abstract: The present invention provides an apparatus for air conditioning, where components of the apparatus are easily installed and communicate with each other easily by using power frequency carrier for better performance.Type: ApplicationFiled: November 8, 2006Publication date: August 16, 2007Applicant: HANSDER ENGINEERING CO., LTD.Inventor: Yuan-Yu Huang
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Publication number: 20070170784Abstract: The present invention provides a control device to automatically switch on or off a lamp by using a power frequency carrier transmitted in a power line.Type: ApplicationFiled: November 8, 2006Publication date: July 26, 2007Applicant: HANSDER ENGINEERING CO., LTDInventor: Yuan-Yu Huang
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Publication number: 20070142023Abstract: The present invention provides a telephone capable of a communication through power line.Type: ApplicationFiled: December 6, 2006Publication date: June 21, 2007Applicant: HANSDER ENGINEERING CO., LTDInventor: Yuan-Yu Huang
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Publication number: 20070142938Abstract: The present invention integrates electronical devices for switching any of the devices on or off as one wish easily through an indoor power circuit by using a programmable logic controller.Type: ApplicationFiled: December 6, 2006Publication date: June 21, 2007Applicant: HANSDER ENGINEERING CO., LTDInventor: Yuan-Yu Huang
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Publication number: 20070067819Abstract: By utilizing a power frequency carrier provided by an indoor power line, multimedia data is transferred to a converter to be converted for being displayed on an output display of a television so that the multimedia data can be transferred along the indoor power line to save indoor lines.Type: ApplicationFiled: July 5, 2006Publication date: March 22, 2007Applicant: HANSDER ENGINEERING CO., LTDInventor: Yuan-Yu Huang
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Publication number: 20070046440Abstract: A fire-alarm control panel uses a transforming unit together with indoor power line for a fire alarm; and a signal for the fire alarm is transferred to another fire-alarm control panel in another place.Type: ApplicationFiled: July 5, 2006Publication date: March 1, 2007Applicant: HANSDER ENGINEERING CO., LTDInventor: Yuan-Yu Huang
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Publication number: 20070034003Abstract: A control device obtains water level information and transfers the information to a control room through an indoor power unit coordinated with a unit for collecting the water level information and a unit for adding power frequency carrier carrying the water level information.Type: ApplicationFiled: July 5, 2006Publication date: February 15, 2007Applicant: HANSDER ENGINEERING CO., LTDInventor: Yuan-Yu Huang
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Publication number: 20070019576Abstract: The present invention transfers signals over a power line, where power signals run over the power line are modulated into network signals in a power supplier of a computer to be inputted into the computer; and, conversely, network signals from the computer are modulated into power signals in the power supplier to be transmitted over the power line.Type: ApplicationFiled: July 3, 2006Publication date: January 25, 2007Applicant: HANSDER ENGINEERING CO., LTD.Inventor: Yuan-Yu Huang
