Abstract: A data transmission system is provided in the invention. The data transmission system includes a transmitting device and a receiving device. The transmitting device encodes data into a color pattern, and displays the color pattern. The receiving device extracts the color pattern and decodes the color pattern to obtain the data.

Abstract: An electronic apparatus and a data transmission method thereof are provided. The data transmission method is adapted to an electronic apparatus including a screen, and the data transmission method includes the following steps. An image frame is displayed through the screen. A selection marquee is displayed on the image frame through the screen, and the selection marquee is configured for selecting a partial image frame from the image frame. Connection information is displayed within the selection marquee through the screen, and feature information of data to be transmitted is recognized from the partial image frame selected by the selection marquee. A connection with another electronic apparatus is established according to the connection information. The data to be transmitted is sent to the another electronic apparatus via the connection according to the feature information.

Abstract: A Chromebook computer and a web virtual reality (WebVR) execution method thereof are provided. The WebVR execution method of Chromebook computer includes the following steps. A Chrome Extension informs a WebVR website that the Chromebook computer has a WebVR execution capability. A Chrome APP obtains an inertial measurement unit (IMU) data of a head-mounted display (HMD). The Chrome APP transmits the IMU data to the Chrome Extension. The Chrome Extension transmits the IMU data to the WebVR website through a WebVR application programming interface (API). The Chrome Extension captures a left eye frame and a right eye frame from the WebVR website through the WebVR API. The Chrome Extension projects the left eye frame and the right eye frame to the HMD.

Abstract: An electronic apparatus and an object information recognition method by using touch data thereof are provided. A current touch sensing frame is obtained through a touch panel. The current touch sensing frame includes a plurality of frame cells respectively corresponding to a plurality of touch sensing units, and each of the frame cells has touch raw data. The frame cells include a target frame cell. A new cell value corresponding to the target frame cell is generated according to touch raw data of a plurality of adjacent frame cells adjacent to the target frame cell in the current touch sensing frame, so as to generate a transformation frame according to the new cell value. The transformation frame is transformed into a touch sensing image, and the touch sensing image is analyzed to recognize object information of a touch object.

Abstract: A data transmission system is provided in the invention. The data transmission system includes a transmitting device and a receiving device. The transmitting device encodes data into a color pattern, and displays the color pattern. The receiving device extracts the color pattern and decodes the color pattern to obtain the data.

Abstract: An electronic apparatus and a data transmission method thereof are provided. The data transmission method is adapted to the electronic apparatus including a touch screen, and the data transmission method includes the following steps. An image frame is displayed through the touch screen. A connection with another electronic apparatus placed on the touch screen is established. Position information of said another electronic apparatus on the touch screen is detected through the touch screen, to capture a partial frame from the image frame according to the position information of said another electronic apparatus. Feature information of data to be transmitted is obtained from the partial frame. The data to be transmitted is sent to said another electronic apparatus via the connection according to the feature information.

Abstract: An electronic apparatus and an object information recognition method by using touch data thereof are provided. Touch sensing is performed in the case where no object touches a touch panel to obtain a specific background frame through the touch panel. A current touch sensing frame is obtained through the touch panel. Touch background data of a plurality of first frame cells in the specific background frame is respectively subtracted from touch raw data of a plurality of second frame cells in the current touch sensing frame to obtain a background removal frame including a plurality of cell values. The background removal frame is transformed into a touch sensing image. The touch sensing image is inputted to a trained neural network model to recognize object information of a touch object.

Abstract: An electronic apparatus and an object information recognition method by using touch data thereof are provided. A current touch sensing frame is obtained through a touch panel. The current touch sensing frame includes a plurality of frame cells respectively corresponding to a plurality of touch sensing units, and each of the frame cells has touch raw data. The frame cells include a target frame cell. A new cell value corresponding to the target frame cell is generated according to touch raw data of a plurality of adjacent frame cells adjacent to the target frame cell in the current touch sensing frame, so as to generate a transformation frame according to the new cell value. The transformation frame is transformed into a touch sensing image, and the touch sensing image is analyzed to recognize object information of a touch object.

Abstract: An electronic apparatus and a method for recognizing view angle of displayed screen thereof. The method is adapted to the electronic apparatus and includes the following steps. A first person view screen displayed by a display is captured. A specific object in the first person view screen is removed to generate a preprocessed image. The preprocessed image is inputted into a neural network model to recognize a view angle of the first person view screen. A function is performed according to the view angle of the first person view screen.

Abstract: An angle of view calibration method, a virtual reality display system and a computing apparatus are provided. Whether a Head-Mounted-Display (HMD) is worn on the head of a user is detected by a wearing sensor. A current video frame displayed by the HMD is captured in response to the HMD being worn on the head of the user, wherein the current video frame is generated based on an orientation position parameter of the HMD. A frame elevation angle of the current video frame is determined. The orientation position parameter of the HMD is calibrated according to the frame elevation angle, such that the HMD displays a next video frame generated based on the calibrated orientation position parameter.

Abstract: An electronic device including a sound receiver and a processor is provided. The sound receiver receives a sound signal provided by a sound generator. When the processor determines that an obstacle is blocked between the electronic device and the fixed device, the processor estimates a virtual position of the electronic device at a current time according to previous movement information and a previous position of the electronic device. The virtual position has a shortest path between a boundary position of the obstacle and the sound generator. The processor obtains a first relative distance between the electronic device and the boundary position according to the sound signal received by the sound receiver and the boundary position. The processor calculates a relative velocity and a relative acceleration of the electronic device relative to the fixed device at the current time according to the sound signal and the first relative distance.

Abstract: A Chromebook computer and a web virtual reality (WebVR) execution method thereof are provided. The WebVR execution method of Chromebook computer includes the following steps. A Chrome Extension informs a WebVR website that the Chromebook computer has a WebVR execution capability. A Chrome APP obtains an inertial measurement unit (IMU) data of a head-mounted display (HMD). The Chrome APP transmits the IMU data to the Chrome Extension. The Chrome Extension transmits the IMU data to the WebVR website through a WebVR application programming interface (API). The Chrome Extension captures a left eye frame and a right eye frame from the WebVR website through the WebVR API. The Chrome Extension projects the left eye frame and the right eye frame to the HMD.

Abstract: A method for browsing virtual reality (VR) webpage content is provided. The browsing method includes: identifying a device information of a VR helmet by a native application; sending out a notification message by a first browser when it is detected that a VR webpage is browsed; retrieving a webpage information corresponding to the VR webpage and providing the webpage information to the native application by an extension component of the first browser in response to the notification message; determining, by the native application, whether the first browser supports the VR helmet to display a VR content of the VR webpage according to the device information; opening the VR webpage through a second browser, which supports the VR helmet to display the VR content, by the native application according to the webpage information when it is determined that the first browser does not support the VR helmet.

Abstract: A portable electronic device includes a transmission interface, a wireless communication circuit and microprocessor. The wireless communication circuit connects to a cloud server through the Internet. The microprocessor obtains firmware-version information and device-setting information of an electronic device through the transmission interface, and controls the wireless communication circuit to send the firmware-version information and the device-setting information to the cloud server.

Abstract: The disclosure provides an image synthesis method and a smart device using the same method. The method includes: respectively capturing a first image and a second image by using a first camera and a second camera, wherein the first camera and the second camera are disposed on opposite sides of the smart device; recognizing a first object in the first image; finding a specific area in the first image, wherein the specific area is not overlapped with the first object; embedding the second image into the specific area of the first image to generate a third image.

Abstract: A system performance control device is provided. The system performance control device includes a battery and a controller. The controller is coupled to the battery to obtain battery information from the battery. When the controller detects that the battery capacity of the battery is at a first level according to the battery capacity information, the controller adjusts system performance of the system performance control device to a first setting value. When the controller detects that the battery capacity of the battery is at a second level according to the battery capacity information, the controller adjusts the system performance of the system performance control device to a second setting value, wherein the first level is greater than the second level, and the first setting value is higher than the second setting value.

Abstract: The disclosure provides an image synthesis method and a smart device using the same method. The method includes: respectively capturing a first image and a second image by using a first camera and a second camera, wherein the first camera and the second camera are disposed on opposite sides of the smart device; recognizing a first object in the first image; finding a specific area in the first image, wherein the specific area is not overlapped with the first object; embedding the second image into the specific area of the first image to generate a third image.

Abstract: An electronic device including a sound receiver and a processor is provided. The sound receiver receives a sound signal provided by a sound generator. When the processor determines that an obstacle is blocked between the electronic device and the fixed device, the processor estimates a virtual position of the electronic device at a current time according to previous movement information and a previous position of the electronic device. The virtual position has a shortest path between a boundary position of the obstacle and the sound generator. The processor obtains a first relative distance between the electronic device and the boundary position according to the sound signal received by the sound receiver and the boundary position. The processor calculates a relative velocity and a relative acceleration of the electronic device relative to the fixed device at the current time according to the sound signal and the first relative distance.

Abstract: A device management method for use in a cloud system including a remote device, a mobile device and a cloud server is provided. The method includes the steps of: using, by the mobile device and the remote device, a same login information to log in the cloud server; sending, by the remote device, a push notification message to the mobile device through the cloud server when detecting that a first device is connected to a connection port, wherein the push notification message includes first identification information corresponding to the first device; and in response to receiving the push notification message, identifying, by the mobile device, the first device according to the first identification information to activate a respective application so as to perform data transmission with the first device through the respective application.

Abstract: A method for browsing virtual reality (VR) webpage content is provided. The browsing method includes: identifying a device information of a VR helmet by a native application; sending out a notification message by a first browser when it is detected that a VR webpage is browsed; retrieving a webpage information corresponding to the VR webpage and providing the webpage information to the native application by an extension component of the first browser in response to the notification message; determining, by the native application, whether the first browser supports the VR helmet to display a VR content of the VR webpage according to the device information; opening the VR webpage through a second browser, which supports the VR helmet to display the VR content, by the native application according to the webpage information when it is determined that the first browser does not support the VR helmet.