Abstract: An electronic device and a knob module thereof are provided. The knob module includes a circuit board, a rotary encoder, a light guide structure, a plurality of light emitting units, and a rotation cover. The rotary encoder is disposed on the circuit board. The light guide structure is disposed on the circuit board. The light guide structure includes a light guide ring and an annular light guide wall. The light guide ring surrounds the rotary encoder. The annular light guide wall extends downward from the light guide ring to abut against the circuit board. The plurality of light emitting units is disposed on the circuit board and located between the annular light guide wall and the rotary encoder for emitting light toward the annular light guide wall. The rotation cover is disposed on the rotary encoder.

Abstract: An electronic device includes: at least one connection interface, to receive an external signal. A first signal switching multiplexer is connected to the connection interface. A laptop system is connected to the first signal switching multiplexer, to operate in a laptop mode. A drawing board system is connected to the first signal switching multiplexer, to operate in a drawing board mode and an independent screen mode. A switching switch generates a switching signal and transmits it to the first signal switching multiplexer, the laptop system, and the drawing board system, to select the laptop mode, the drawing board mode, or the independent screen mode.

Abstract: An electronic device suitable for a stylus is provided. The electronic device includes a display panel, a touch module, and a processor. The display panel includes a display area. The touch module includes a touchable area. The processor is electrically connected to the display panel and the touch module. The processor defines an effective input area in the touchable area in response to the operation of the stylus, defines a mapping display area in the display area corresponding to the effective input area, and adjusts the display ratio of the mapping display area according to the input ratio of the effective input area.

Abstract: The disclosure provides an electronic device adapted to communicate with a stylus. The electronic device includes a display panel, a touch module, and a processor. The display panel has a display area, the touch module has a touchable area, and the processor is electrically connected to the display panel and the touch module. The processor is configured to: define at least one effective input area in response to an operation of the stylus in the touchable area, and when the touch module detects that the stylus is approaching the effective input area, switch the effective input area to a stylus mode, and display a range marking pattern in the effective input area.

Abstract: An electronic device and a knob module thereof are provided. The knob module includes a circuit board, a rotary encoder, a light guide structure, a plurality of light emitting units, and a rotation cover. The rotary encoder is disposed on the circuit board. The light guide structure is disposed on the circuit board. The light guide structure includes a light guide ring and an annular light guide wall. The light guide ring surrounds the rotary encoder. The annular light guide wall extends downward from the light guide ring to abut against the circuit board. The plurality of light emitting units is disposed on the circuit board and located between the annular light guide wall and the rotary encoder for emitting light toward the annular light guide wall. The rotation cover is disposed on the rotary encoder.

Abstract: A touchpad device is provided in the disclosure. The touchpad device includes a touch circuit board, at least two pressure detecting elements, a touch control unit, and a pressure control unit. The touch circuit board includes a touchable zone. The at least two pressure detecting elements are located below the touch circuit board and correspond to at least one pressure sensitive input region in the touchable zone. The touch control unit is electrically connected to the touch circuit board and is configured to receive and process a touch signal from the touch circuit board to generate touch coordinate information. The pressure control unit is electrically connected to the pressure detecting elements and is configured to receive and process a pressure signal detected by the pressure detecting elements in the pressure sensitive input region to generate touch pressure information.

Abstract: An electronic device suitable for a stylus is provided. The electronic device includes a display panel, a touch module, and a processor. The display panel includes a display area. The touch module includes a touchable area. The processor is electrically connected to the display panel and the touch module. The processor defines an effective input area in the touchable area in response to the operation of the stylus, defines a mapping display area in the display area corresponding to the effective input area, and adjusts the display ratio of the mapping display area according to the input ratio of the effective input area.

Abstract: An electronic device is disclosed, including a case, a supporting structure, a touch module, a protecting layer and a light emitting unit. The case has an opening. The supporting structure is connected to and disposed in the case. The touch module is connected to the supporting structure. The protecting layer is stacked on the touch module and exposed to the opening, and the protecting layer is separated from the case. The light emitting unit is disposed between the touch module and the protecting layer. Thereby, in the electronic device of the disclosure, a space below the protecting layer is effectively utilized, thereby reducing the size of the electronic device and being convenient for a user to carry, and also reducing the time and cost required for the assembly of the electronic device.

Abstract: An electronic device includes a case, a supporting structure, a touch display module, and an elastic switch. The case has an opening. The supporting structure is connected to and disposed in the case and covers the opening of the case. The touch display module includes a protecting layer and a display element connected to the protecting layer. The protecting layer is connected to a side of the supporting structure adjacent to the opening of the case. The display element is located between the protecting layer and the supporting structure and separated from the supporting structure. The elastic switch is located at a side of the supporting structure opposite to the opening of the case. When the supporting structure moves partially away from the opening of the case, the elastic switch is pressed toward the case.

Abstract: An electronic device is disclosed, including a case, a supporting structure, a touch module, a protecting layer and a light emitting unit. The case has an opening. The supporting structure is connected to and disposed in the case. The touch module is connected to the supporting structure. The protecting layer is stacked on the touch module and exposed to the opening, and the protecting layer is separated from the case. The light emitting unit is disposed between the touch module and the protecting layer. Thereby, in the electronic device of the disclosure, a space below the protecting layer is effectively utilized, thereby reducing the size of the electronic device and being convenient for a user to carry, and also reducing the time and cost required for the assembly of the electronic device.

Abstract: A touch sensing method is provided. The touch sensing method is applied to an electronic device with a touchable unit. The touch sensing method comprises the following steps: sensing a touch event by using the touchable unit; detecting a current operation mode; triggering a corresponding touch operation according to the touch event when the current operation mode is a touch recognition mode; determining whether the touch event is touch gesture input or key input when the current operation mode is a key recognition mode; triggering corresponding key operation according to the key input when the touch event is the key input; and triggering a corresponding touch operation according to the touch gesture input when the touch event is the touch gesture input.

Abstract: An electronic device includes a case, a supporting structure, a touch display module, and an elastic switch. The case has an opening. The supporting structure is connected to and disposed in the case and covers the opening of the case. The touch display module includes a protecting layer and a display element connected to the protecting layer. The protecting layer is connected to a side of the supporting structure adjacent to the opening of the case. The display element is located between the protecting layer and the supporting structure and separated from the supporting structure. The elastic switch is located at a side of the supporting structure opposite to the opening of the case. When the supporting structure moves partially away from the opening of the case, the elastic switch is pressed toward the case.

Abstract: An optical measurement device and an optical measurement method for measuring a gap on an electronic device are provided. The optical measurement device includes an image capture device and an image processing device. The image capture device is used to capture an image including a gap. The electronic device includes a body and a component assembled on the body. The gap of the electronic device is existed between the body and the component. The image processing device is coupled to the image capture device. The image processing device is used to receive the image, and the image scanning operation is executed to the image to measure the breadth of the gap. The precise measurement result is quickly obtained.

Abstract: An input device and an input method using the same are provided. The input device is adapted to a computing device and includes a stylus body, a tip sensing module, a gesture sensing module, a processor and a wireless module. The tip sensing module is configured to detect a touch event on a touch screen of the computing device. The gesture sensing module is configured to detect an orientation of the stylus body. The processor is coupled to the tip sensing module and the gesture sensing module, and is configured to generate a command when the touch event on the touch screen and the orientation are detected. The wireless module is coupled to the processor and is configured to transmit the command to the computing device to trigger a function on the computing device.

Abstract: A touch control device including a touchpad, a first driving circuit and a system circuit is provided. The first driving circuit is coupled to the touchpad for driving the touchpad to detect a sensed value frame of a touch event on the touchpad. The system circuit is coupled to the first driving circuit for analyzing the sensed value frame provided by the first driving circuit to recognize a first finger position, a second finger position and a third finger position, and defining the first finger position as a left key position of a virtual mouse, the second finger position as a right key position of the virtual mouse according to a position relationship among the first finger position, the second finger position and the third finger position. An operating method of a touch control device is also provided.

Abstract: An input device and an input method using the same are provided. The input device is adapted to a computing device and includes a stylus body, a tip sensing module, a gesture sensing module, a processor and a wireless module. The tip sensing module is configured to detect a touch event on a touch screen of the computing device. The gesture sensing module is configured to detect an orientation of the stylus body. The processor is coupled to the tip sensing module and the gesture sensing module, and is configured to generate a command when the touch event on the touch screen and the orientation are detected. The wireless module is coupled to the processor and is configured to transmit the command to the computing device to trigger a function on the computing device.

Abstract: An operation method for application program preview interface which is stored in a storage unit and executed in a computer system. The operation method includes the steps of: displaying a plurality of operation modes on a first display area; selecting one of the operation modes in accordance with a first indicating signal; and displaying at least one selectable object on a second display area, wherein the selectable object is an application program opened or executed in the selected operation mode.

Abstract: An optical measurement device and an optical measurement method for measuring a gap on an electronic device are provided. The optical measurement device includes an image capture device and an image processing device. The image capture device is used to capture an image including a gap. The electronic device includes a body and a component assembled on the body. The gap of the electronic device is existed between the body and the component. The image processing device is coupled to the image capture device. The image processing device is used to receive the image, and the image scanning operation is executed to the image to measure the breadth of the gap. The precise measurement result is quickly obtained.

Abstract: An operation method for application program preview interface which is stored in a storage unit and executed in a computer system. The operation method includes the steps of: displaying a plurality of operation modes on a first display area; selecting one of the operation modes in accordance with a first indicating signal; and displaying at least one selectable object on a second display area, wherein the selectable object is an application program opened or executed in the selected operation mode.