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Huan-Chung

Huan-Chung Hsu, Taipei TW

Patent application numberDescriptionPublished
20090091537ELECTRONIC DEVICE WITH AUTOMATIC SWITCHING INPUT INTERFACES AND SWITCHING METHOD THEREOF - An electronic device with automatic switching input interfaces and a switching method thereof. The electronic device supports an Advanced Configuration Power Interface (ACPI), and includes a display unit, a storage unit, a memory unit, and an embedded controller. The display unit can be changed to a first position or a second position, and sends a signal to an embedded control unit when the display unit is at different positions. A management program running in the electronic device queries the ACPI and the embedded control unit to check the position and state of the display unit, so as to automatically load and run a corresponding program of a virtual input interface or a physical input interface into the memory unit, and remove the other program from the memory unit at the same time.04-09-2009
20090094550ZOOMING METHOD OF DISPLAY IMAGE OF ELECTRONIC DEVICE - A zooming method of a display image of an electronic device for zooming in a designated area of a portable electronic device. The zooming method includes the following steps setting a hot key combination, and loading a trigger event of the hot key into a Windows operating system as a monitor event; detecting the trigger event of an input device; if the Windows operating system detects the trigger event of the hot key, the Windows operating system executing a zooming process of the Windows operating system, so as to zoom in or zoom out the display image. Thus, a same set of hot key signals can be used to zoom in/out the designated area in different applications.04-09-2009

Huan-Chung Li, Toufen Township TW

Patent application numberDescriptionPublished
20090148818Personalized meal planning mehtod and system thereof - A personalized meal planning method is provided. The method utilizes a food clustering technique to generate personalized meal plans. The method provides a food clustering stage and a food matching stage. The food clustering stage includes the following steps: input a personal nutrient goal; set a weight and a necessity value for each target nutrient feature; generate food clusters by applying a clustering algorithm; compute food ranking; and provide a diet recommendation. The food matching stage includes the following steps: select a food item to be replaced; determine a threshold of target similarity; and provide at least one replaceable food item. A personalized meal planning system is also provided.06-11-2009

Huan-Chung Lin, Taichung TW

Patent application numberDescriptionPublished
20100122091Access Control System And Method Based On Hierarchical Key, And Authentication Key Exchange Method Thereof - Disclosed relates to an access control system and method based on hierarchical keys. The system comprises an access control server (ACS), a home gateway, and a plurality of sensor devices disposed on a home network. The ACS sets up user's access limits of authority and authorization verifier, and saves the related data of user's password and the user's access limits of authority. The gateway records the authority limits' level and the authority limits' key which are constructed based on a hierarchical key structure. When a user logs in the ACS to request access, an one-time communication key between the user and the home gateway is established by exchanging the ticket and the token that are issued by the ACS. This allows the user to access the information of the sensor devices.05-13-2010