Patents by Inventor Yuan-Jung Chang

Yuan-Jung Chang 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).

  • Patent number: 9058434
    Abstract: A synchronization method is provided for a peripheral apparatus. The peripheral apparatus comprises a first peripheral device and a second peripheral device, wherein the first peripheral device is coupled to a host and the first peripheral device runs in a first operation mode. The synchronization method comprises the following steps: when a second peripheral device is coupled to the host, the second peripheral device obtains a synchronization signal from the host; and the second peripheral device runs in a second operation mode based on the synchronization signal, wherein the second operation mode is same as the first operation mode.
    Type: Grant
    Filed: May 21, 2013
    Date of Patent: June 16, 2015
    Assignee: DEXIN CORPORATION
    Inventor: Yuan-Jung Chang
  • Publication number: 20150116220
    Abstract: The present invention provides a cursor control device and an input method thereof with multiple operations at an input, which can control a cursor shown on a display unit of an electronic device. The cursor control device comprises a connecting unit, an operating interface, a memory unit, and a controlling unit. The connecting unit is electrically connected to the electronic device. The controlling unit starts and executes rapid instructions through the operation of the operating interface. Then, the controlling unit transmits operating instructions to the electronic device sequentially. Operating instructions are executed at one or more target position data correspondingly to show on the display unit so as to improve the convenience for user using the cursor control device.
    Type: Application
    Filed: October 31, 2013
    Publication date: April 30, 2015
    Applicant: DEXIN CORPORATION
    Inventor: YUAN-JUNG CHANG
  • Publication number: 20150022448
    Abstract: A cursor controlling device for transmitting a cursor controlling signal to a computer to control a cursor displayed on the screen of the computer. The cursor controlling device comprises a main body, a displacement detecting unit, a pressing switch and a controlling unit. The displacement detecting unit disposed on the surface of the main body generates the cursor controlling signal. The pressing switch disposed on the surface of the main body generates a pressing signal. The controlling unit disposed in the main body is electrically coupled to the displacement detecting unit and the pressing switch. The controlling unit comprising a firmware receives the cursor controlling signal and the pressing signal and transmits the cursor controlling signal to the computer. When the controlling unit receives the pressing signal, the controlling unit lowers the resolution of the cursor controlling signal and transmits a function signal to the computer.
    Type: Application
    Filed: July 22, 2013
    Publication date: January 22, 2015
    Inventor: YUAN-JUNG CHANG
  • Publication number: 20150012673
    Abstract: An external display system for displaying data of an input operating interface comprises: a computer module comprising a host, a display and a keyboard; a mouse module comprising a sensor unit, a first USB transmission interface unit, a control unit and a switch unit; an external display module comprising a second USB transmission interface unit, a microprocessor, a storage unit and a display unit. Upon receiving the triggering signal, the mouse module sends a signal to the microprocessor via the host. The microprocessor retrieves the status non-video data or the setting non-video data, generates and displays a status video data and/or a setting video data on the display unit. Or the microprocessor retrieves and transfers the setting non-video data to the host, and the host generates and transfers the setting video data to the display.
    Type: Application
    Filed: September 24, 2014
    Publication date: January 8, 2015
    Inventor: Yuan-Jung CHANG
  • Publication number: 20140351459
    Abstract: A synchronization method is provided for a peripheral apparatus. The peripheral apparatus comprises a first peripheral device and a second peripheral device, wherein the first peripheral device is coupled to a host and the first peripheral device runs in a first operation mode. The synchronization method comprises the following steps: when a second peripheral device is coupled to the host, the second peripheral device obtains a synchronization signal from the host; and the second peripheral device runs in a second operation mode based on the synchronization signal, wherein the second operation mode is same as the first operation mode.
    Type: Application
    Filed: May 21, 2013
    Publication date: November 27, 2014
    Applicant: DEXIN CORPORATION
    Inventor: YUAN-JUNG CHANG
  • Publication number: 20140333538
    Abstract: A configuration setting system of an input device comprises an input device and a mobile device. The input device comprises a first wireless transceiver unit, a first control unit and at least a first operating unit. The first wireless transceiver unit receives a setting signal from mobile device. The first control unit is electrically coupled to first wireless transceiver unit and the first operating unit. The first control unit controls operation setting of the first operating unit. The mobile device comprises a second wireless transceiver unit and is installed with a setting configuration program corresponding to input device. The mobile device transmits wirelessly a setting signal via second wireless transceiver unit according to the setting configuration program. The input device receives the setting signal via the first wireless transceiver unit such that first control unit of the input device performs an operation setting according to the setting signal.
    Type: Application
    Filed: May 11, 2013
    Publication date: November 13, 2014
    Applicant: Dexin Corporation
    Inventor: YUAN-JUNG CHANG
  • Publication number: 20140327619
    Abstract: An inputting apparatus for reacting to an operation state comprises an input unit and a control unit. The input unit for input operation generates an input operation signal. The control unit is coupled to the input unit. The control unit outputs an input operation instruction to a computer apparatus based on the input operation signal, wherein the control unit analyzes the input operation signal and generates an adjustment instruction according to the analysis result, so that the inputting apparatus adjusts a first operation mode used by the present work to a second operation mode based on the adjustment instruction.
    Type: Application
    Filed: May 2, 2013
    Publication date: November 6, 2014
    Applicant: DEXIN CORPORATION
    Inventor: YUAN-JUNG CHANG
  • Publication number: 20140329466
    Abstract: An electronic apparatus with the function of switching between a wired and wireless connection is disclosed. The electronic apparatus includes an electronic apparatus body, a wireless module and a charging battery. When the electronic apparatus is connected to a host from a plug connection part in a wired way, the electronic apparatus proceeds data communication with host in a wired way, or when the electronic apparatus is connected to the host wirelessly, the electronic apparatus proceeds data communication with host through the wireless module wirelessly. Moreover, through a software setting, a user may switch the function of the wire and wireless either by an auto-determination from a microcontroller of the electronic apparatus, or a mechanical switch.
    Type: Application
    Filed: May 4, 2013
    Publication date: November 6, 2014
    Applicant: DEXIN CORPORATION
    Inventor: YUAN-JUNG CHANG
  • Publication number: 20140320419
    Abstract: A touch input device for controlling an electronic device comprises a body, a display layer, a touch layer, a processing unit, and a pressing element. The body comprises a containing portion. The display layer disposed on the body is used for displaying at least one virtual key. The touch layer disposed on the display layer is used for sensing whether a virtual key has been touched by a user and generates a sensing signal. The processing unit disposed in the containing portion electrically connects the touch layer and the display layer. The pressing element is disposed below the touch layer and electrically connected with the processing unit. When user touches any virtual key with a press force larger than a predetermined force, the pressing element is instantly pressed. The processing unit is used for controlling operations of electronic device according to a sensing signal and a pressing signal.
    Type: Application
    Filed: April 25, 2013
    Publication date: October 30, 2014
    Applicant: DEXIN CORPORATION
    Inventor: YUAN-JUNG CHANG
  • Patent number: 8850093
    Abstract: A mouse with a replaceable sensing unit comprises a main body, a processor unit and a sensing unit. The main body has a containing slot and a first electrical interface. The first electrical interface is disposed in the containing slot. The processor unit is disposed in the main body, and coupled to the first electrical interface. The sensing unit is replaceably disposed in the containing slot of the main body, and the sensing unit is coupled to the first electrical interface when the sensing unit is disposed in the containing slot. The processor unit gets via the first electrical interface an input signal generated when the sensing unit senses the movement of the main body, and then relatively outputs a cursor control signal to a computer apparatus.
    Type: Grant
    Filed: May 11, 2013
    Date of Patent: September 30, 2014
    Assignee: Dexin Corporation
    Inventor: Yuan-Jung Chang
  • Publication number: 20140253447
    Abstract: A mouse includes an input unit, an output unit, and a control unit. The control unit is coupled to the input unit and the output unit. The control unit receives an input action sequence inputted by the input unit and determines whether the input action sequence matches with a predetermined action sequence. If so, a fast inputting signal corresponding to the predetermined action sequence is outputted to a computer apparatus via the output unit, wherein the fast inputting signal replaces an inputting operation performed by a keyboard apparatus to the computer apparatus, wherein an input action sequence is a combination of multiple groups of the inputting operation signals continuously inputted by the input unit in a fixed order.
    Type: Application
    Filed: March 6, 2013
    Publication date: September 11, 2014
    Applicant: DEXIN CORPORATION
    Inventor: YUAN-JUNG CHANG
  • Publication number: 20140218406
    Abstract: A method for magnifying a screen content executed by an input device is disclosed. The method is suitable for magnifying a display content of a computer device and includes that the input device receives an informed command from the computer device. The informed command indicates whether the operation system of the computer device supports a system magnifier. If the operation system supports the system magnifier, the input device outputs a first magnification command to the computer device according to pressing of a function key. The computer device initializes the system magnifier of the operation system and magnifies the screen content according to the first magnification command. If the operation system doesn't support the system magnifier, the input device outputs a second magnification command provided by the input device to the computer device, so that the second magnification command magnifies the screen content according to the second magnification command.
    Type: Application
    Filed: February 6, 2013
    Publication date: August 7, 2014
    Applicant: DEXIN CORPORATION
    Inventor: YUAN-JUNG CHANG
  • Publication number: 20140215105
    Abstract: A mouse with a replaceable sensing unit comprises a main body, a processor unit and a sensing unit. The main body has a containing slot and a first electrical interface. The first electrical interface is disposed in the containing slot. The processor unit is disposed in the main body, and coupled to the first electrical interface. The sensing unit is replaceably disposed in the containing slot of the main body, and the sensing unit is coupled to the first electrical interface when the sensing unit is disposed in the containing slot. The processor unit gets via the first electrical interface an input signal generated when the sensing unit senses the movement of the main body, and then relatively outputs a cursor control signal to a computer apparatus.
    Type: Application
    Filed: May 11, 2013
    Publication date: July 31, 2014
    Applicant: Dexin Corporation
    Inventor: YUAN-JUNG CHANG
  • Publication number: 20140073432
    Abstract: A gaming system with performance tuning and optimized data sharing functions essentially includes a server, a performance detection module, a performance adjusting module, a peripheral control module, a plurality of PCs, and a plurality of input devices. The performance detection module detects the performance of, and generates a PC performance table for, one of the PCs. The performance adjusting module optimizes the original instruction set of a chosen game according to the PC performance table and the standard action table of the game and generates an optimized instruction set, which is output by the peripheral control module. By the update and sharing functions of the server, the optimized instruction set can be shared among the PCs or input devices, allowing each PC or input device to read the optimized instruction set using a corresponding ID and thereby achieve optimized game operation.
    Type: Application
    Filed: October 23, 2012
    Publication date: March 13, 2014
    Applicant: DEXIN CORPORATION
    Inventors: Ho-Lung Lu, Yuan-Jung Chang
  • Patent number: 8558820
    Abstract: Provided is a human interactive interface device having a functional turntable. The interface device includes a housing unit, an interface circuit, a sensor unit, and a control unit. The housing unit has at least a left key, a right key, a mouse wheel, and a turntable. The turntable is disposed around the mouse wheel. The interface circuit is connected electrically to the turntable for generating a dial signal in accordance to a dial position of the turntable. The senor unit is located on the lower surface of the housing, and captures an image signal according to a reflex formed on a contact surface. The control unit is connected electrically to the interface circuit and the sensor unit, and is used for adjusting a coordinate axis positioning angle or a coordinate vector ratio of the sensor unit according to the dial signal, and further calculates a displacement according to the image signal.
    Type: Grant
    Filed: November 1, 2010
    Date of Patent: October 15, 2013
    Assignee: Dexin Corporation
    Inventor: Yuan-Jung Chang
  • Publication number: 20120212416
    Abstract: An external display system for displaying data and visuals of an input operating interface comprises: a computer module (1), a mouse module (2) and a display module (3). The mouse module (2) has a first wireless transceiver unit (24). When data of operation keys settings, default parameters, and parameter setting values or visuals related to the computer module (1) or the mouse module (2) is set, or when data of default operation keys and parameter setting values of the mouse module (2) or the keyboard (12) are in demand, the first wireless transceiver unit (24) transfers signals of the data to a second wireless transceiver unit (31) on the display module (3), the microprocessor (32) of the display module (3) processes the data and saved the data of the operation keys, the parameter setting values or the visuals in the storage unit (33) and displays the data or visuals on a display unit (34) of the display module (3).
    Type: Application
    Filed: July 15, 2011
    Publication date: August 23, 2012
    Inventor: Yuan-Jung CHANG
  • Publication number: 20120105329
    Abstract: Provided is a human interactive interface device having a functional turntable. The interface device includes a housing unit, an interface circuit, a sensor unit, and a control unit. The housing unit has at least a left key, a right key, a mouse wheel, and a turntable. The turntable is disposed around the mouse wheel. The interface circuit is connected electrically to the turntable for generating a dial signal in accordance to a dial position of the turntable. The senor unit is located on the lower surface of the housing, and captures an image signal according to a reflex formed on a contact surface. The control unit is connected electrically to the interface circuit and the sensor unit, and is used for adjusting a coordinate axis positioning angle or a coordinate vector ratio of the sensor unit according to the dial signal, and further calculates a displacement according to the image signal.
    Type: Application
    Filed: November 1, 2010
    Publication date: May 3, 2012
    Applicant: DEXIN CORPORATION
    Inventor: YUAN-JUNG CHANG
  • Patent number: 8115735
    Abstract: A mouse with adjustable cable direction includes a main body and a cable. The main body has a plurality of positioning grooves formed in a front end portion of a bottom thereof, and each positioning groove extends to an outer edge of the main body. One end of the cable extends into the main body and the cable can be received in the corresponding grooves in the bottom of the main body. Accordingly, the present invention can improve configuration flexibility of the bottom thereof and is convenient for use, and the cable cannot be in the way of other objects and has a good controllability, which is convenient for use.
    Type: Grant
    Filed: July 30, 2008
    Date of Patent: February 14, 2012
    Inventor: Yuan-Jung Chang
  • Patent number: 7979596
    Abstract: A mouse with expandable memory capacity includes a button set with a plurality of buttons, a build-in memory, a card connector, and a controller. Therein, the card connector is for connecting with a memory card. The controller is connected to the button set, the build-in memory, and the card connector, wherein the controller is for controlling the operation of the build-in memory and for controlling the operation of the memory card so as to store a button instruction set. The controller further controls and uses the memory card to form an expansion memory for the build-in memory. The button instruction set records an operation instruction that is represented by combinations formed from one or more of the buttons. Therefore, the goal of expanding memory capacity of the mouse is achieved.
    Type: Grant
    Filed: April 29, 2009
    Date of Patent: July 12, 2011
    Assignee: Dexin Corporation
    Inventor: Yuan-Jung Chang
  • Patent number: 7944434
    Abstract: A mouse with gain weight means comprising a case, a cursor control unit, a plurality of keys, a housing, and a balancing weight component. The case has a circuit board disposed inside of the case and a plurality of balancing weight notches in the bottom of the case. The cursor control unit 2 is disposed in the circuit board and extends to the outside of the bottom of the case. Disposed on the case are the keys and the housing. The balancing weight component includes a plurality of balancing weight lumps installed in the balancing notches. The mouse of the present invention has the balancing weight lumps installed in the bottom of the case to make the mouse easier for the user to handle.
    Type: Grant
    Filed: August 31, 2006
    Date of Patent: May 17, 2011
    Assignee: Dexin Corporation
    Inventor: Yuan-Jung Chang