Abstract: The disclosure provides a head mounted display (HMD) and a light adjusting method thereof. The HMD includes a housing, a first chamber, a second chamber, and a light source. The first chamber is disposed in the housing and disposed with a display, wherein the display plays a video content. The second chamber is disposed in the housing and adjacent to the first chamber, wherein a through hole is disposed between the first chamber and the second chamber, and the video content propagates from the first chamber to the second chamber via the through hole. The light source is disposed on at least one side of at least one of the first chamber and the second chamber, wherein the light source provides a light in response to the video content or a system state of the HMD.

Abstract: An optical dial device includes a base and a drum. In the base, optical sensing elements are disposed at a predetermined height along the circumference of the side surface of the base. The drum covers the base in a manner that is movable and rotatable relative to the base. The drum includes an opening and a reflective structure disposed along the circumference of the inner wall surface of the drum and located a first distance away from the opening. There is a spiral structure disposed along the circumference of the inner wall surface of the drum and located a second distance away from the opening. The spiral structure causes the distance between the inner wall surface of the drum and the side surface of the base to vary continuously along the circumference.

Abstract: An electronic device includes a touch-sensing module, an image-display control module, and a display. The touch-sensing module senses a touch event corresponding to at least one touch object, and outputs a position signal based on the touch event. The image-display control module connects to the touch-sensing module through a channel, receives the position signal via the channel from the touch-sensing module, and refreshes at least a portion of a current displayed image according to the position signal. The display displays a refreshed displayed image.

Abstract: The present invention provides a capacitive stylus, wherein the capacitive stylus includes a non-conductive nib, a first electrode, a second electrode and a control circuit. The first electrode and the second electrode are at different longitudinal positions of the capacitive stylus, and the control circuit is configured to control the first electrode to generate a first signal and control the second electrode to generate a second signal, wherein the first signal and the second signal are used in a touch device for determining a position of the nib.

Abstract: A rotary input device includes a base, a cover, a column, one or more first magnets, one or more second magnets, a plurality of magnetic sensors, and a signal processing circuit. The cover includes a cap portion and a side wall vertically extending from the cap portion. The column surrounded by the side wall includes a first end for connecting to the base and a second end for connecting to the cover. The first magnet surrounds the column and is configured on the cover. The second magnet surrounds the first magnet and is configured on the base. The magnetic sensors are configured on a lateral surface of the column and coupled to the signal processing circuit.

Abstract: A housing for an electronic device, comprising a transparent plate, comprising a first side; a conducting layer, formed on the first side of the transparent plate, for shielding electromagnetic interference generated by the electronic device; and a temperature dependent color-changing layer, formed on the first side of the transparent plate.

Abstract: An input device and electronic device applicable to interaction control are provided. The input device includes a first terminal and a second terminal, and the electronic device includes a touch-sensitive panel and a processing circuit. The touch-sensitive panel performs sensing on the first and the second terminals, to detect first and second detection points respectively corresponding to the first and the second terminals. When the input device is put on the touch-sensitive panel, the first detection point corresponds to a location of the first terminal on the touch-sensitive panel, and the second detection point corresponds to a location of the second terminal on the touch-sensitive panel. When it is detected that a distance between the first detection point and the second detection point is equal to a predetermined distance, the touch-sensitive panel generates a detection result to indicate that the input device is put on the touch-sensitive panel.

Abstract: Electronic devices applicable to interaction control are provided. A first electronic device includes a first force-sensitive component, a camera module, and a processing circuit, and a second electronic device includes a second force-sensitive component, a display module, and a processing circuit. At least one component within the first force-sensitive component and the second force-sensitive component is arranged to detect a contact event between the first electronic device and the second electronic device.

Abstract: A dial device includes a base, a cover, a column, a magnet, a magnetic sensor and a signal processing circuit. The cover includes a cap portion and a side wall vertically extending from the cap portion. The column surrounded by the wall includes a first end for connecting to the base and a second end for connecting to the cover. The magnet surrounds the column and is disposed on the base or the cover. The magnetic sensor is disposed on a side surface of the column and coupled to the signal processing circuit. When the cover rotates relative to the base, the magnet rotates around the magnetic sensor, and the magnetic field strengths sensed by the magnetic sensor vary. The signal processing circuit determines the relative rotation direction between the cover and the base according to the difference of the magnetic field strengths sensed by the magnetic sensor.

Abstract: A touch sensing apparatus configured to receive an input signal of a stylus pen is provided. The touch sensing apparatus includes a display panel, a touch panel and a control circuit. The touch panel includes a substrate, a touch sensing element and a decorative element. The touch sensing element has a plurality of nodes for detecting the input signal. The control circuit is coupled to the display panel and the touch panel to activate a plurality of functions of the touch sensing apparatus through a plurality of determination steps, e.g., whether a capacitive sensing value of the node falls in a first threshold range, larger than a second threshold or larger than a third threshold, and whether the stylus pen touches the touch panel.

Abstract: A touch sensing apparatus configured to receive an input signal of a stylus pen is provided. The touch sensing apparatus includes a display panel, a touch panel and a control circuit. The touch panel includes a substrate, a touch sensing element and a decorative element. The touch sensing element has a plurality of nodes for detecting the input signal. The control circuit is coupled to the display panel and the touch panel to activate a plurality of functions of the touch sensing apparatus through a plurality of determination steps, e.g., whether a capacitive sensing value of the node falls in a first threshold range, larger than a second threshold or larger than a third threshold, and whether the stylus pen touches the touch panel.

Abstract: An active stylus and a detection method thereof are provided. The active stylus includes a first optical distance measurement circuit, a second optical distance measurement circuit and a signal processing circuit. The first optical distance measurement circuit is arranged at/on the side of the active stylus to measure a first distance between the active stylus and a target surface. The second optical distance measurement circuit is arranged at/on the other side of the active stylus to measure a second distance between the active stylus and the target surface. By using the first distance and the second distance, the signal processing circuit calculates an inclination angle of the active stylus relative to the target surface, and/or detects the rotation direction of the active stylus with the long axis direction as the rotation axis.

Abstract: An optical dial device includes a base and a drum. In the base, optical sensing elements are disposed at a predetermined height along the circumference of the side surface of the base. The drum covers the base in a manner that is movable and rotatable relative to the base. The drum includes an opening and a reflective structure disposed along the circumference of the inner wall surface of the drum and located a first distance away from the opening. There is a spiral structure disposed along the circumference of the inner wall surface of the drum and located a second distance away from the opening. The spiral structure causes the distance between the inner wall surface of the drum and the side surface of the base to vary continuously along the circumference.

Abstract: An electronic system is provided, which includes a first device and a second device. The first device includes a light source unit, a light detection unit and a control unit. The light source unit is utilized for emitting light along a light path. The light detection unit is utilized for detecting reflected light and measuring intensity of the reflected light. The control unit is utilized for generating a control signal according to the intensity of the reflected light. The second device includes a switch body and a reflection portion. The reflection portion is disposed on the switch body. When the reflection portion is located on the light path, the reflection portion reflects at least a portion of the light to form at least a portion of the reflected light.

Abstract: A housing for an electronic device, comprising a transparent plate, comprising a first side; a conducting layer, formed on the first side of the transparent plate, for shielding electromagnetic interference generated by the electronic device; and a temperature dependent color-changing layer, formed on the first side of the transparent plate.

Abstract: An electronic device includes a camera module, a first capacitive sensing element, a monitoring circuit, and a blocking module. The monitoring circuit is electrically connected to the first capacitive sensing element and the camera module. The blocking module includes a moving member and a first conductive element. The moving member moves relative to the camera module. The first conductive element is disposed on the moving member. When the moving member is located in a first position, the first capacitive sensing element senses the first conductive element, so as to generate a sensing signal. The monitoring circuit enables the camera module according to the sensing signal. When the moving member is located in a second position and the first capacitive sensing element does not sense the first conductive element, the monitoring circuit turns off the camera module.

Abstract: A touch apparatus includes a plurality of first sensing electrodes, a plurality of second sensing electrodes, and a plurality of third sensing electrodes. The first sensing electrodes extend along a first direction. The second sensing electrodes are electrically isolated from the first sensing electrodes, and extend along a second direction. The plurality of third sensing electrodes are electrically isolated from the second sensing electrodes, and extend along the first direction. At least some of the first sensing electrodes, at least some of the second sensing electrodes, and at least some of the third sensing electrodes are formed at different film layers respectively.

Abstract: An electronic device includes a camera module, a first capacitive sensing element, a monitoring circuit, and a blocking module. The monitoring circuit is electrically connected to the first capacitive sensing element and the camera module. The blocking module includes a moving member and a first conductive element. The moving member moves relative to the camera module. The first conductive element is disposed on the moving member. When the moving member is located in a first position, the first capacitive sensing element senses the first conductive element, so as to generate a sensing signal. The monitoring circuit enables the camera module according to the sensing signal. When the moving member is located in a second position and the first capacitive sensing element does not sense the first conductive element, the monitoring circuit turns off the camera module.

Abstract: A touch apparatus includes a plurality of first sensing electrodes, a plurality of second sensing electrodes, and a plurality of third sensing electrodes. The first sensing electrodes extend along a first direction. The second sensing electrodes are electrically isolated from the first sensing electrodes, and extend along a second direction. The plurality of third sensing electrodes are electrically isolated from the second sensing electrodes, and extend along the first direction. At least some of the first sensing electrodes, at least some of the second sensing electrodes, and at least some of the third sensing electrodes are formed at different film layers respectively.

Abstract: A housing for an electronic device, comprising a transparent plate, comprising a first side; a conducting layer, formed on the first side of the transparent plate, for shielding electromagnetic interference generated by the electronic device; and a temperature dependent color-changing layer, formed on the first side of the transparent plate.