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: A heads mounted display device is provided. The head-mounted display device includes a display, an optical system, and a processor. The display is configured to display a pre-warp image. The optical system is configured to receive the pre-warp image and output an undistorted image. The processor is configured to perform a tolerance enhancement operation on an original image to generate an enhanced image. Further, the processor is configured to apply a software distortion on the enhanced image to generate the pre-warp image. The software distortion is configured to compensate an optical distortion of the optical system.

Abstract: A wearable device includes a PCB (Printed Circuit Board), a fan element, a radar module, an IMU (Inertial Measurement Unit), and a processor. The fan element is disposed on the PCB. The radar module is adjacent to the fan element. The radar module detects the rotation state of the fan element, so as to generate a detection signal. The IMU is disposed on the PCB. The IMU measures the movement state of the PCB, so as to generate measurement data. The processor calibrates the measurement data according to the detection signal, so as to output a calibration measurement result.

Abstract: A detection device for detecting an object includes a camera module, an image processing module, and a radar module. The camera module obtains an image of the object. The image processing module analyzes the image, so as to define the target sensing zone and generate a radar setting value. The radar module is controlled by the image processing module. The radar module is selectively operated in a first resolution mode or a second resolution mode. Initially, the radar module is operated in the first resolution mode. In the second resolution mode, the radar module detects a specific portion of the object within the target sensing zone according to the radar setting value.

Abstract: A controller includes a body and a surrounding part. The body has a control area for sending a control signal according to a movement of a thumb of a user. The surrounding part is connected to the body and used to surround and be fixed to a proximal phalange of an index finger of the user. The body is away from a joint between the proximal phalange and a metacarpal bone of the user.

Abstract: A tracking system is provided. A head-mounted display device is adapted to be mounted on a head of a user and comprises a camera and a processor. The camera obtains a body image includes a body portion of the user. The processor is configured to: determine a relative position between a body motion sensor of a body tracker and the body portion of the user based on the body image; and perform a target tracking of the body portion based on the relative position and sensor data of the body motion sensor of the body tracker. A body tracker is adapted to be mounted on the body portion of the user and comprises a body motion sensor. The body motion sensor obtains the sensor data. The sensor data indicates a movement and/or a rotation of the body portion.

Abstract: A tracking device, communicatively connected to a HMD device (head-mounted display device), is disclosed. The tracking device includes a client processor and a client memory. The client processor is configured to obtain an initial map from the HMD device. The client memory is configured to store the initial map. The client processor is further configured to update the initial map stored in the client memory to generate a client map according to a host bundle adjustment data sent by the HMD device.

Abstract: The embodiments of the disclosure provide method for providing a visual cue in a visual content, a host, and a computer readable storage medium. The method includes: providing, by the host, the visual content, wherein the visual content comprises a virtual bearing object; determining, by the host, a relative position between a reference point and the virtual bearing object; and in response to determining that the relative position meets a predetermined condition, modifying, by the host, an appearance of the virtual bearing object based on the relative position.

Abstract: A brightness adjustment system is provided. The brightness adjustment system includes a camera, a direction sensor, and a processor. The camera is configured to obtain an image based on an exposure setting and gain. The direction sensor is configured to obtain sensor data. The processor is configured to determine a current direction which the camera is facing based on the sensor data and adjust the exposure setting of the camera or the gain based on the current direction.

Abstract: The embodiments of the disclosure provide a tracking accuracy evaluating system, a tracking accuracy evaluating device, and a tracking accuracy evaluating method. The method includes: detecting multiple distances between the tracking accuracy evaluating device and multiple reference positions in a rotating process associated with a rotating axis, wherein an accommodating space of the tracking accuracy evaluating device accommodates a tracking device during the rotating process, and the distance sensor, the rotating axis, and the tracking device accommodated in the accommodating space have a fixed relative position therebetween; estimating a first pose variation of the tracking device during the rotating process based on the distances and the fixed relative position; obtaining a second pose variation of the tracking device during the rotating process; and determining a tracking accuracy of the tracking device based on the first pose variation and the second pose variation.

Abstract: A method, a system and a recording medium for accessory pairing are provided. The method comprises: determining a type of the accessory based on the identifying information of an accessory; recognizing a type of a user body part according to an image; in response to the accessory is applicable to the user body part according to the type of accessory and the type of the user body part, obtaining a first position of the accessory within an environment and obtaining a second position of the user body part within the environment; and configuring the accessory to pair the user body part according to the first position of the accessory and the second position of the user body part.

Abstract: The embodiments of the disclosure provide a method for pose correction and a host. The method includes: obtaining a first image; in response to determining that a first reference object of at least one reference object exists in the first image, determining a first relative position between the host and the first reference object; obtaining a first reference pose based on the first relative position; and correcting a pose of the host based on the first reference pose.

Abstract: A speaker module is adapted to be configured to a wearable device. The speaker module includes an enclosure and a driving unit. The driving unit is used to generate sound. The enclosure contains the driving unit. A sound sum of the sound output from a front opening, a first rear opening and a second rear opening of the enclosure has directivity. The connection vectors and the inverse vector of the connection normal vector defined by these openings are added to form a combined vector. A unit vector of the combination vector and a unit vector of a front normal vector facing outwards of the front opening are added to form a sum vector. The direction of the sum vector is the direction of the sound sum.

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 head-mounted device and a retractable headband are provided. The head-mounted device includes a host, a retractable headband, and an earphone. The host has a first connection part and a second connection part located on two opposite sides. The retractable headband has an earphone connection part and a first connection end and a second connection end located on two opposite sides. The first connection end is connected to the first connection part. The second connection end is connected to the second connection part. When the retractable headband is elongated by an elongation amount, a change in a distance between the earphone connection part and the first connection end is less than half of the elongation amount. The earphone is connected to the earphone connection part.

Abstract: A wearable device includes a carrier element, a wearable element, a SIP (System-In-Package) IC (Integrated Circuit), a first antenna element, and a second antenna element. The wearable element is connected to the carrier element. The SIP IC includes a first transceiver and a second transceiver. The SIP IC is disposed on the carrier element. The first antenna element is coupled to the first transceiver. The first antenna element is integrated with the SIP IC. The second antenna element is coupled to the second transceiver. The second antenna element is integrated with the carrier element.

Abstract: A neck-mounted power bank is suitable for being hung on a user's neck to supply power to an electronic device. The neck-mounted power bank includes a body, a battery, and a pair of adjustable assemblies. The battery is disposed in the body. The pair of adjustable assemblies are respectively connected to two ends of the body, and define a wearing space with the body. The pair of adjustable assemblies can be rotated relative to the body so as to adjust the size of the wearing space. Each of the pair of adjustable assemblies includes a rotate arm and an angle arm. The rotate arm is rotatably connected to a corresponding end of the body. The angle arm is connected to the rotate arm and has a contact surface. The contact surface is suitable for contacting the user's neck.

Abstract: An electronic device and a noise cancelation method thereof are provided. The electronic device includes a driver, a driven device, and an inertial measurement device. The driver is configured to generate a driving signal, and generate a noise prediction signal according to the driving signal. The driven device receives the driving signal to execute an operation, wherein the driven device generates a vibration noise according to generated vibrations when executing the operation. The inertial measurement device is configured to sense a position status of the electronic device to generate sensing information. The inertial measurement device receives the noise prediction signal, and compensates the sensing information according to the noise prediction signal to generate compensated sensing information.