Abstract: An antenna structure capable of transmitting a WiGig band for a head-mounted wireless transmission display device including a display screen and an overhead device is disclosed. The antenna structure includes at least two body portions, each of the body portions having at least a signal transceiving end, the body portions are respectively arranged at left and right sides of the display screen, and signal transceiving ends of the body portions are extended outward from the left and right sides of the display screen respectively.

Abstract: A head-mounted display device is provided. The head-mounted display device includes a sensor and a controller. The sensor is configured to capture an eye image of eyes of a user. The controller is coupled to the sensor and configured to: analyze the eye image to generate an analysis result, wherein the analysis result indicates that whether the eyes in the eye image is clear or not; and in response to the analysis result indicating that the eye in the eye image is not clear, output an issue detected signal.

Abstract: A controller is provided. The controller is adapted to determine a position conversion relationship between a predetermined position of a body part of a user and a tracking position of a wearing part of the user. The wearing part is where a wearable device is disposed on the user. The controller is configured to: obtain a camera data of a previous moment from a camera, wherein the camera data comprises an image of a wearable device; obtain a sensor data of the previous moment from a sensor of the wearable device; determine the position conversion relationship based on the camera data of the previous moment and the sensor data of the previous moment; and output a fusion data of the wearing part of a current moment based on the position conversion relationship.

Abstract: A remote-control system, a remote-controller, and a remote-control method are provided. The remote-control method includes: obtaining environmental image data by an image capture device of a remote-controller; building a map according to the environmental image data based on simultaneous localization and mapping (SLAM) algorithm, and obtaining first location information of a first display in the map according to the environmental image data by the remote-controller; and receiving the first location information from the remote-controller and controlling the first display according to the first location information by a computing device.

Abstract: An image sensing device and a control device of an illumination device thereof are provided. The control device includes a control circuit, an operation circuit, and multiple driving signal generators. The control circuit generates multiple control signals. The operation circuit performs a logical operation on the control signals and an image capturing signal to generate multiple operation results. The driving signal generator respectively provides multiple driving signals to the illumination device according to the operation results, and the driving signals respectively have multiple different output powers.

Abstract: A control method for an immersive system includes following steps. A communication is established between a mobile device and a head-mounted display device. Pose data of the mobile device is captured. A touch event is detected by a touch screen on the mobile device. An interface layout is defined on the touch screen, and the interface layout includes a plurality of functional regions. A target function is selected from candidate functions by mapping a position of the touch event with one of the functional regions in the interface layout. The target function is executed and an immersive content displayed by the head-mounted display device is rendered according to the target function and the pose data.

Abstract: A wearable device includes a host, a first belt, a second belt, a circuit board, a cable, and an adjustment mechanism. The first belt, one end of which is connected to a first side of the host, has a cable holding part. One end of the second belt is connected to a second side of the host. The circuit board is disposed at an overlap of the first belt and the second belt. A first end and a second end opposite to each other of the cable are connected to the circuit board and the first side respectively, and a holding section of the cable is fixed to the cable holding part. The adjusting mechanism is disposed at an overlap of the first belt and the second belt to adjust an overlapping length of the first belt and the second belt.

Abstract: A mobile device includes a system circuit board, a metal frame, one or more other antenna elements, a display device, a first feeding element, and an RF (Radio Frequency) module. The system circuit board includes a system ground plane. The metal frame at least includes a first portion and a second portion. The metal frame at least has a first cut point positioned between the first portion and the second portion. The metal frame further has a second cut point for separating the other antenna elements from the first portion. The first cut point is arranged to be close to a middle region of the display device. The first feeding element is directly or indirectly electrically connected to the first portion. A first antenna structure is formed by the first feeding element and the first portion.

Abstract: A head-mounted display device and an external adjustment module are provided. The head-mounted display device includes a body and the external adjustment module. The body has a first lens and a second lens corresponding to both eyes, and also has a driven mechanism. The first lens and the second lens are respectively coupled to the driven mechanism. The external adjustment module includes a driving element and a transmission element. The transmission element is assembled to the driving element and used for coupling to the driven mechanism. The driving element is used for driving the driven mechanism through the transmission element to adjust a distance between the first lens and the second lens.

Abstract: A display device and a control method thereof are provided. The display device includes a display panel, a first light source, and a second light source. The first light source is disposed adjacent to a first side of the display panel corresponding to a first part display area of the display panel. The second light source is disposed adjacent to a second side of the display panel corresponding to a second part display area of the display panel, wherein the first side is opposite to the second side. The first light source and the second light source are respectively lit up during a first time period and a second time period, wherein an interval time is provided between the first time period and the second time period.

Abstract: A virtual reality tracker includes a first part and a second part. The first part includes a plurality of first light-emitting diodes (LEDs) and an inner measurement unit (IMU). The inertial measurement unit is used for measuring the acceleration and the triaxial angular velocity of the first part. The second part includes a plurality of second light-emitting diodes. Moreover, the first part and the second part are connected by a flexible component.

Abstract: The embodiments of the disclosure provide a method for inputting letters, a host, and a computer readable storage medium. The method includes: in response to determining that a first hand is presented as a first gesture, showing at least one letter set; in response to determining that the first hand has been changed from the first gesture to a second gesture corresponding to a first letter set among the at least one letter set, showing a subset of the first letter set, wherein the subset of the first letter set comprises at least one letter; in response to determining that a first letter among the at least one letter of the subset of the first letter set has been chosen, inputting the first letter.

Abstract: A mobile device includes a housing, a first radiation element, a second radiation element, a third radiation element, a first switch element, and a second switch element. The first radiation element has a first feeding point. The second radiation element has a second feeding point. The first radiation element, the second radiation element, and the third radiation element are distributed over the housing. The first switch element is closed or open, so as to selectively couple the first radiation element to the third radiation element. The second switch element is closed or open, so as to selectively couple the second radiation element to the third radiation element. An antenna structure is formed by the first radiation element, the second radiation element, and the third radiation element.

Abstract: A head mounted display device, including a frame, a mask, at least one infrared (IR) transmitter, and at least one image capture device, is provided. The mask has a first light reflection layer on a first side. The IR transmitter is disposed in the frame and is used to emit an emitting light beam toward the first light reflection layer. The first light reflection layer reflects the emitting light beam to send a reflective light beam toward a target area. The image capture device is disposed in the frame and is used to capture a target area reflective image of the target area.

Abstract: An antenna structure and a head mounted display device are provided. The antenna structure includes a first structure body, a second structure body and a feeding element. The first structure body receives a reference ground voltage. The second structure body is coupled to the first structure body. The second structure body includes a conductive part, a shaft sleeves part and a shaft body, the shaft body passes through the shaft sleeves part, the shaft body is electronically coupled to the conductive part, and the conductive part is coupled to a feed point. The feeding element is coupled to the feed point and the first structure body, and is used for transmitting and receiving a radio frequency signal.

Abstract: The embodiments of the disclosure provide an object tracking method and a host. The method includes: determining a reference motion state based on a first predicted motion state and a calibration factor; obtaining a first motion data of the host and a second motion data of a reference object; determining a first relative pose of the reference object relative to the host based on the first motion data, the second motion data, and the reference motion state; and determining a specific pose of the reference object based on the first relative pose.

Abstract: A wearable device includes a main body and a band body. The opposite sides of the main body are provided with a tail portion and a hook portion, respectively. An open groove is provided between the hook portion and other parts of the main body. One end of the band body is connected to the tail portion. The band body enters the open groove from an open side of the open groove and is folded back around the hook portion. The other end of the band body is fixed to a part of the band body, so that the band body is coupled to the hook portion, and the band body is adapted to fix the main body to a subject.

Abstract: A method, an electronic device, and a non-transitory computer readable storage medium for interacting with a virtual reality (VR) environment are provided. The method includes: displaying a first portal in a first virtual scene of the virtual reality environment, wherein the first portal is for a virtual scene switching, and the first portal comprises a frame; determining whether the frame is dragged toward a center of the first portal; and in response to determining the frame is dragged toward the center of the first portal, removing the first portal from the virtual reality environment.

Abstract: A wearable device and a manufacturing method thereof are provided. The wearable device includes an annular body and a package body. The annular body has an inner chamber. The package body is assembled into the inner chamber. There is an assembly gap between the package body and a chamber wall of the inner chamber. The package body includes a package material and an electronic component. The electronic component is embedded in the package material and closely combined with each other.