Abstract: An antenna base and an antenna set. The antenna set includes a host and the antenna base. The host is fixed with a plurality of first connectors. The host is detachably assembled to the antenna base. The antenna base includes a body, a plurality of antennas and a plurality of second connectors. The antenna is installed at the body. The second connectors are electrically connected to the antennas. The assembling of the host and the body and the electrical and structural connection of the first connector and the second connector are completed in the same time.

Abstract: A glasses type display device includes a front-end assembly, first and second temples, a pivot assembly, and a wire. The first temple is pivotally connected to the front-end assembly. The pivot assembly is between the front-end assembly and the second temple to pivotally connect the two. The pivot assembly includes first and second connecting portions respectively having first upper and lower pivot portions and second upper and lower pivot portions and connected to the front-end assembly and the second temple. The first and second upper pivot portions cooperate and the first and second lower pivot portions cooperate on a pivot axis, so that the second connecting portion is pivoted relative to the first connecting portion on the pivot axis. The wire is extended from the front-end assembly via a space between the first or second upper pivot portion and the first or second lower pivot portion to the second temple.

Abstract: A virtual reality display includes a display module and an optical module. The display module includes a display, a liquid crystal cell, a first phase retarder, and a polarizing directional lens. The optical module includes a transflective lens, a second phase retarder, a reflective polarizer, and a lens element. The liquid crystal cell is located between the display and the first phase retarder, and the polarizing directional lens is located between the first phase retarder and the transflective lens. The transflective lens is located between the polarizing directional lens and the second phase retarder, and the reflective polarizer is located between the second phase retarder and the lens element.

Abstract: A contact lens for communication includes a display unit, an antenna element, a first ring-shaped metal structure, a second ring-shaped metal structure, and a transparent element. The antenna element is adjacent to the display unit. The display unit and the antenna element are surrounded by the first ring-shaped metal structure. The first ring-shaped metal structure is surrounded by the second ring-shaped metal structure. The display unit, the antenna element, the first ring-shaped metal structure, and the second ring-shaped metal structure are disposed on the transparent element.

Abstract: A head-mounted device includes a host, a first cradle, a second cradle, a speaker, and a shape memory alloy element. The first cradle and the second cradle are connected to two opposite sides of the host. The speaker is movably disposed on the first cradle. The shape memory alloy element is connected between the speaker and the first cradle and is configured to move the speaker after being powered on and heated and shrinking.

Abstract: A projection system includes an optical device, a positioning device, and a projector. The optical device has a substrate and at least two positioning components, and the at least two positioning components are respectively disposed on multiple different areas of the substrate. The positioning device performs positioning on the optical device according to the positioning component on the substrate and generates a position signal. The projector projects an image light beam to the optical device, receives the position signal, and determines a projection direction of the image light beam according to the position signal.

Abstract: A head-mounted display device is provided. The head-mounted display device includes a camera, a controller, and a display. The camera is configured to obtain an environment image of an environment around a user. The controller is configured to extract a plurality of feature points from the environment image and output an analysis result of a user pose of the user based on the plurality of feature points. The display is configured to display the environment image based on the analysis result.

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 camera is configured to obtain camera data which includes a body image of a body portion of a user. An IMU sensor is configured to obtain sensor data and adapted to be mounted on the body portion. A processor is configured to determine the body portion being static or dynamic based on the camera data or the sensor data. In response to the body portion being static, the processor is configured to determine a pose confidence of a current pose of the body portion based on the camera data and calibrate an accumulative error of the sensor data based on the pose confidence and the camera data. In response to the body portion being dynamic, the processor is configured to calibrate the accumulative error based on a first moving track and a second moving track. The processor is configured to track the body portion based on the sensor data.

Abstract: The disclosure provides a vehicle control system. The vehicle control system includes a vehicle and a head-mounted display device. The vehicle is used to provide first coordinate information. The head-mounted display device is used to provide and display second coordinate information. In response to the head-mounted display device receiving the first coordinate information, the head-mounted display device matches the first coordinate information with the second coordinate information to provide third coordinate information and display an augmented image based on the third coordinate information. In response to the head-mounted display device receiving a control instruction input by a user based on the augmented image, the head-mounted display device outputs a control command to the vehicle, so that the vehicle performs a control action.

Abstract: A wearable device includes a body, a nose pad frame, a first elastic element and a fixing element. The body has a bridge. The nose pad frame is movably arranged at the bridge. The first elastic element is arranged between the bridge and the nose pad frame. The fixing element is movably arranged at the bridge for fixing the nose pad frame or allowing the nose pad frame to move steplessly.

Abstract: A head-mounted display device and an adjustment module are provided. The head-mounted display device includes a body and two adjustment modules. The two adjustment modules are configured to be assembled to two zoom lens groups of the body. Each of the adjustment modules includes a base, a sliding block, a first shape memory alloy (SMA) element, a first recovery element, a braking element, a second SMA element, and a second recovery element. The first SMA element is connected between the base and an actuating end of the sliding block and is configured to actuate the sliding block so that a transmission end of the sliding block drives the zoom lens group to zoom. The first recovery element is connected between the base and the actuating end and is configured to keep the sliding block at an original position when the first SMA element is in a power-off state. The braking element is engaged with a braking end of the sliding block when the braking element is in a braking position.

Abstract: A display device is configured to display a virtual world. A hand-mounted device is adapted to be worn on a hand of a user and includes an ultrasound transducer and a contact sensor. The ultrasound transducer is configured to emit an ultrasound haptic. The contact sensor is configured to detect a sensor value. A processor is configured to obtain a real position of the hand-mounted device to determine a virtual position of a virtual hand in the virtual world and to determine a virtual distance between the virtual hand and a virtual object in the virtual world based on the virtual position. The processor is configured to determine the hand of the user is open based on the sensor value and in response to the virtual distance being smaller than a contact distance and the hand being open, enable the ultrasound transducer to emit the ultrasound haptic to the finger.

Abstract: A luminary system is provided. The luminary measurement system includes a processor and a camera. The camera is configured to obtain an object image of an object. The object includes a first luminary and a second luminary. The processor is configured to determine a first position of the first luminary and a second position of the second luminary based on the object image. The processor is configured to determine whether the first position and the second position are correct or not based on standard alignment information.

Abstract: A ray casting system is provided. The ray casting system include a display, a camera, an interactive sensor, and a processor. The display is configured to display a virtual environment. The camera is configured to obtain a hand image including a hand of the user. The interactive sensor is configured to obtain a user instruction from the user, wherein the interactive sensor is adapted to be mounted on the hand of the user. The processor is configured to generate a control ray in the virtual environment based on the hand image and apply a displacement to the control ray based on the user instruction.

Abstract: A handheld controller is adapted to control an electronic device. The handheld controller includes a first body, a second body, and a connecting portion. The first body is adapted to be held by a user's hand. The second body is connected to the first body through the connecting portion. The connecting portion is adapted to be clamped between user's fingers. A distance between the first body and at least a portion of the second body is variable.