Abstract: A method for sending a keycode of a non-keyboard apparatus is provided and includes the following steps. The non-keyboard apparatus determines the connection status between itself and a computer by the time required for device enumeration. Then, according to a value generated from device enumeration, the non-keyboard apparatus identifies the kind of operating system running on the computer. The non-keyboard apparatus sends to the computer a keycode corresponding to the Num Lock key and/or a keycode corresponding to the Caps Lock key such that a sending time and a feedback time are obtained. A parameter related to the efficiency of the computer is then calculated based.

Abstract: The present invention provides a method of calibrating a position offset of a cursor on a screen such that, when a pointing device has already been moved to a position beyond the screen boundary, virtual coordinates of the pointing device are calculated and recorded to track the physical positions of the pointing device efficiently, and then the position offset between the pointing device and the cursor on the screen is compensated and corrected, so as for the user to greatly reduce the hassle of manually operating the pointing device for controlling cursor movement and thereby operate the cursor on the screen at will.

Abstract: An active information sharing system having a master device and a slave device is disclosed. When the master device is connected to a first host of an administrator, the master device automatically links to a server through a first network module of the first host, for sharing at least an information from the administrator. The master device correspondingly sets a first parameter to the slave device. When the slave device is connected to a second host of an invited client, the slave device automatically links to the server through a second network module of the second host according to the first parameter, for acquiring the information shared from the administrator.

Abstract: Disclosed is a novel game system, comprising a computer device; a game platform to communicate with the computer; and at least one game control module to detect environment data and to transfer the environment data to the game platform. In the present invention, the game platform stores at least one game software to be executed in the computer and the game platform provides the environment data to the computer whereby the computer executes the game software in association with the environment data. The environment data represent the position, orientation, acceleration of the game control module, and their variations.

Abstract: The USB interface data transmission device comprises a USB interface controller unit, a dynamic data transmission unit, a central controller unit, a transmission mode configuration unit, a driver program memory and a data transmission interface. In them: The dynamic data transmission unit includes a data input node and a data output node, wherein the data input node supports the data downloading and the data output node support the data uploading, while when necessary the data input node and the data output node support each other's functions by changing their respective data uploading and downloading functions. In a download mode both the data input node and the data output node support the data downloading operation and in an upload mode both support the data uploading operation.

Abstract: Provided is a computer interface controller for peripheral devices, comprising a computer interface control unit, a central control unit, a driver program memory, a virtual optical disc drive control unit, a data transmission unit and a data interruption unit. The central controller is connected to the computer interface control unit and the driver program memory is connected to the central controller. The data transmission unit and the data interruption unit are connected to the computer interface control unit. The computer interface controller selects a proper data transmission mode according to the user authorization information provided by the computer device in correspondence with the user of the peripheral in connection with the invented computer interface controller.

Abstract: The USB interface data transmission device comprises a USB interface controller unit, a dynamic data transmission unit, a central controller unit, a transmission mode configuration unit, a driver program memory and a data transmission interface. In them: The dynamic data transmission unit includes a data input node and a data output node, wherein the data input node supports the data downloading and the data output node support the data uploading, while when necessary the data input node and the data output node support each other's functions by changing their respective data uploading and downloading functions. In a download mode both the data input node and the data output node support the data downloading operation and in an upload mode both support the data uploading operation.

Abstract: Disclosed is a novel game system, comprising a computer device; a game platform to communicate with the computer; and at least one game control module to detect environment data and to transfer the environment data to the game platform. In the present invention, the game platform stores at least one game software to be executed in the computer and the game platform provides the environment data to the computer whereby the computer executes the game software in association with the environment data. The environment data represent the position, orientation, acceleration of the game control module, and their variations.

Abstract: The computer interface controller of this invention connects a peripheral device with a computer device through the computer communication interface provided in the computer device and comprises a central controller device, a computer interface controller device, a driver program memory, an audio output device, an audio input device, a virtual optical disc drive controller device and a driver program selection device. The optical disc drive controller device announces to the computer device that the computer interface controller is an optical disc drive and provides a driver program stored in the driver program memory to the computer device according to an operation system selected by the user, to enable the computer device to drive the peripheral device.

Abstract: The present invention discloses a display controller for screens with user-defined frames, comprising: a first image source to provide first image data; a second image source to provide second image data; an information converter unit in connection with said first and second image sources, to convert said first and second image data into digital data; an image processor unit in connection with said information converter unit to add said digitized first and second image data, to generate a picture-in-picture (PIP) image with one main screen and at least one subscreen to be display in a display device; and a frame generator to generate, according to the definitions of a user, a frame for said at least one subscreen to enclose said subscreen when displayed. The invented display controller generates PIP images with user-defined frames.

Abstract: The present invention discloses an image processing apparatus comprising a first input unit, a first scaler, a buffer unit, a first transparent unit, a second scaler and an image mixer. The invented image processing method comprises the steps of receiving first and second image data, scaling the size of image of the received image data, clearing the background of the first image data and superposing the first and second image data to form a synthetic image, with its sub-frame image having a user defined frame.

Abstract: The mirror processor for display device of this invention comprises: A first input interface to receive a first image; a second input interface to receive a second image; an image decoding unit to convert said first and second images into a digital format; a memory unit to temporarily store at least said digitized first image; and an image processing unit to mirror said second image to generate a mirror image of said second image, to obtain said digitized first image from said memory unit and to superpose said digitized first image and said mirror image of said second image to form a synthetic image.

Abstract: The computer interface control device of this invention comprises: a computer interface control unit, a central control unit, a driver program memory, a selective data transmission unit, a selective data transmission control unit and a data transmission interruption unit. The central control unit is in connection with the computer interface control unit. The driver program memory is in connection with the computer interface control unit and the central control unit. The selective data transmission unit and the selective data transmission control unit are in connection with the computer interface control unit. The selective data transmission control unit controls the selective data transmission unit in switching among different transmission channels, according to the functionalities of the peripheral devices in connection with the computer interface control device.

Abstract: Provided is a computer interface controller for peripheral devices, comprising a computer interface control unit, a central control unit, a driver program memory, a virtual optical disc drive control unit, a data transmission unit and a data interruption unit. The central controller is connected to the computer interface control unit and the driver program memory is connected to the central controller. The data transmission unit and the data interruption unit are connected to the computer interface control unit. The computer interface controller selects a proper data transmission mode according to the user authorization information provided by the computer device in correspondence with the user of the peripheral in connection with the invented computer interface controller.

Abstract: The computer interface controller for portable plug-and-play peripherals of this invention comprises: a computer interface control means to communicate with and to control the output and input of data to and from a computer through a computer communication interface; a micro size controller to control the peripheral application functions of the computer interface controller, to process the communications of data and to transmit information; a driver program memory to store the driver programs of the peripherals; and a virtual optical disc drive controller to announce a virtual optical disc drive to the computer so to enable the driver program memory to function as a virtual optical disc drive in relation to the computer, whereby the driver programs provided in the driver program memory may be provided to the computer in order to drive the peripheral.

Abstract: The present invention discloses a voice signal synthesizing method and device, wherein voice signals are sampled at a relatively lower sampling frequency. During the reproduction of the signals, interpolation is used to calculate values of voice signals between two sampled periods and the calculated values are filled between the two sampled periods, whereby lower distortion rate may be obtained in the reproduced voice. This invention provides a low distortion rate and low sampling frequency voice signal synthesizing method and device.

Abstract: Communication between a personal computer and an electronic organizer is conducted through the audio input port and the audio output port of the personal computer. The communication interface device of this invention comprises: an output line to be connected with an electronic organizer and the audio input port of the personal computer; an input line to be connected with an electronic organizer and the audio output port of the personal computer; a voltage regulator to regulate voltages of said output line and said input line; and a voltage detector to detect voltage of the audio output port of the personal computer and the input port of the personal computer. The interface device generates control signals to the personal computer and the electronic organizer to enable the communication therebetween when both are ready to communicate.

Abstract: A simplified decoder for a decoder for 2-dimensional input devices with less number of pads is disclosed. Two pads are used to represent the addresses in one dimension of the input means in the 2-dimensional input device. Two capacitors are charged through a number of resistors, which number is decided by the number of addresses of said dimension. The time difference in charging the capacitors is measured to determine the address of an actuated input means in said dimension.