Abstract: A head-mounted display including a body, a base and two lenses is provided. The base is disposed at the body, wherein the base has two assembly portions and each assembly portion has a base center. The two lenses are respectively rotatably disposed at the two assembly portions, wherein each lens has a lens center and the lens center of each lens is shifted with respect to the base center of the corresponding assembly portion. In a first state, a first distance is maintained between the two lens centers, and the two lens centers are located between the two base centers. In a second state, a second distance greater than the first distance is maintained between the two lens centers, and the two base centers are located between the two lens centers.

Abstract: An electronic device includes a first body, a second body pivoted to the first body and a magnetic force mechanism. The first body includes a driving portion. The second body includes a casing, a flexible display and a supporting mechanism movably disposed in the casing. The flexible display is attached to the supporting mechanism. The magnetic force mechanism is disposed in the casing, wherein a portion of the magnetic force mechanism is exposed from the casing and abuts against the driving portion. The magnetic force mechanism is magnetically coupled to the supporting mechanism, wherein the magnetic force mechanism generates a magnetic attraction force or a magnetic repulsion force to the supporting mechanism by the second body rotating relative to the first body.

Abstract: A head-mounted display includes a display host, a head belt base, a first lateral head belt, a second lateral head belt, an auxiliary head belt, a knob, a first driving component and a second driving component. The head belt base is connected to the display host through the first and second lateral head belts and the auxiliary head belt. The knob is pivoted to the head belt base, and the knob is coupled to the first and second lateral head belts through the first driving component and is coupled to the auxiliary head belt through the second driving component. The knob synchronously drives the first and second driving components, to drive the first and second lateral head belts through the first driving component and drive the auxiliary head belt through the second driving component. Alternatively, the knob drives one of the first driving component and the second driving component.

Abstract: A flexible display device includes: first and second casings; a frame movably assembled to the second casing; and a flexible display having first and second ends opposite to each other and first and second display areas. The second casing is movably assembled to the first casing to form a drawer configuration and slide relative to the first casing to switch between drawn-out and retracted states. The first end is connected to the first casing. The second end to the frame. In the retracted state, the flexible display is bent so the second display area is contained in the first and second casings. In a process from the retracted state to the drawn-out state, the second casing is drawn out from the first casing and drives the frame to move in the same direction to expand and flatten the second display area. A portable electronic device is also provided.

Abstract: A blade structure with multiple blade angles and a heat dissipation device include: the blade structure consisting of a plurality of blades with different blade angles. The blade angles of the blades decrease from an inner side to an outer side along a longitudinal direction of the blade structure. The blades have top portions on the same surface and are integrally formed in one piece. A joint between the blades has a smooth part. The blade structures are evenly mounted on the hub and are connected to an outer frame. The hub and the blade structures are integrally formed in one piece, or the hub, the blade structures, and the outer frame are integrally formed in one piece. The blade structures can guide air flow to reduce air shedding, suppress backflows, reduce vortex turbulence, increase air volume, improve heat dissipation efficiency, and reduce vortex noise and vibration.

Abstract: An electronic apparatus includes a host, a main display, a keyboard, an auxiliary display, and a supporting mechanism. The main display is pivotally connected to the host. The keyboard is slidably disposed on the host. The auxiliary display is disposed on the host and is arranged side by side with the keyboard. The auxiliary display includes a movable end and a lifting end, the keyboard contacts the movable end, and the movable end is slidably connected to the host. The supporting mechanism includes a first link, a second link, and a third link. The first link is slidably connected to the host and is pivotally connected to the second link. The second link is pivotally connected to the host and is pivotally connected to the third link. The third link is pivotally connected to the lifting end.

Abstract: A head-mounted display includes a host, two installing bases, two connection elements and a head belt. The host has two installing grooves and two opposite sidewalls, and the two installing grooves respectively penetrate through the two sidewalls. The two installing bases are disposed in the host, wherein each installing base has an abutting portion and an installing portion connected to each other. The abutting portion of each installing base abuts against an inner edge of the corresponding sidewall, and the installing portion of each installing base is exposed outside of the host through the corresponding installing groove. The two connection elements are respectively installed onto the two installing portions of the two installing bases. The head belt has two opposite connection portions, and the two connection portions are respectively connected to the two connection elements.

Abstract: An electronic apparatus includes a host, a main display, a keyboard, an auxiliary display, and a supporting mechanism. The main display is pivotally connected to the host. The keyboard is slidably disposed on the host. The auxiliary display is disposed on the host and is arranged side by side with the keyboard. The auxiliary display includes a movable end and a lifting end, the keyboard contacts the movable end, and the movable end is slidably connected to the host. The supporting mechanism includes a first link, a second link, and a third link. The first link is slidably connected to the host and is pivotally connected to the second link. The second link is pivotally connected to the host and is pivotally connected to the third link. The third link is pivotally connected to the lifting end.

Abstract: A foldable electronic device having multiple screens is provided. The foldable electronic device includes a first screen, a worm rod, a moving member, at least one second screen, and at least one linking rod. The worm rod is rotatably disposed on the first screen. The moving member is coupled to the worm rod to move along the worm rod when the worm rod rotates. The second screen is movably disposed on the first screen. The linking rod is pivotally connected between the moving member and the second screen. When the moving part moves along the worm rod, the second screen is driven to move away from or closed to the worm rod by the linking rod, so that the second screen moves out of the first screen or is accommodated behind the first screen.

Abstract: An electronic apparatus includes a host, a main display, a keyboard, an auxiliary display, and a supporting mechanism. The main display is pivotally connected to the host. The keyboard is slidably disposed on the host. The auxiliary display is disposed on the host and is arranged side by side with the keyboard. The auxiliary display includes a movable end and a lifting end, the keyboard contacts the movable end, and the movable end is slidably connected to the host. The supporting mechanism includes a first link, a second link, and a third link. The first link is slidably connected to the host and is pivotally connected to the second link. The second link is pivotally connected to the host and is pivotally connected to the third link. The third link is pivotally connected to the lifting end.

Abstract: A portable electronic device includes a first body, a second body, and a sliding mechanism. The first body includes a base and an input module slidably disposed on the base. The second body is pivotally connected to the base of the first body. The sliding mechanism includes a power output assembly and a rack, wherein the power output assembly is mounted at the base and the rack is mounted at the input module. The power output assembly is coupled to the rack.

Abstract: A virtual reality positioning device including a casing, a plurality of lenses, and a plurality of optical positioning components is provided. The casing has a plurality of holes. The lenses are installed in the holes, respectively, where a field angle of each of the lenses is greater than or equal to 120 degrees and less than or equal to 160 degrees, and the lenses include convex lenses or Fresnel lenses. The optical positioning components are installed in the casing and aligned to the lenses, respectively. In addition, a virtual reality positioning system and manufacturing method of a virtual reality positioning device are provided.

Abstract: A foldable display including a first bracket, a second bracket, a rotating shaft connecting the first and the second brackets, at least one third bracket screwed to the rotating shaft, a fourth bracket movably coupled to the second and the third brackets, a flexible display disposed on the first and the fourth brackets, and a flexible supporting member disposed on the flexible display to be bent or flattened along with the flexible display is provided. The rotation of the rotating shaft drives the fourth bracket via the third bracket to move relative to the second bracket. The flexible supporting member is filled in a space composed of the fourth bracket, the second bracket, the first bracket, and the flexible display. A portable electronic device is also disclosed.

Abstract: An electronic device includes a first body, a second body pivoted to the first body and a magnetic force mechanism. The first body includes a driving portion. The second body includes a casing, a flexible display and a supporting mechanism movably disposed in the casing. The flexible display is attached to the supporting mechanism. The magnetic force mechanism is disposed in the casing, wherein a portion of the magnetic force mechanism is exposed from the casing and abuts against the driving portion. The magnetic force mechanism is magnetically coupled to the supporting mechanism, wherein the magnetic force mechanism generates a magnetic attraction force or a magnetic repulsion force to the supporting mechanism by the second body rotating relative to the first body.

Abstract: A method of establishing a coronary artery disease (CAD) prediction model for CAD screening includes establishing a data set in a computer equipment; entering the data set and corresponding future CAD condition of asymptomatic individuals into a machine learning component; selecting a plurality of robust variables from the clinical data and the cardiovascular markers of the cardiovascular markers panel by using feature selection methods; establishing the CAD prediction model by using machine learning methods; uploading new clinical data and new results of the cardiovascular markers to the cloud-based platform when any asymptomatic individuals undergo the health examination, and performing calculation and analysis by the CAD prediction model; and notifying the asymptomatic individuals of having a high risk of encountering a CAD event or not in a certain period of follow-up time.

Abstract: A configurable leak detection system comprising a leak detection device and at least a leak detection covering comprising a leak detection region having a first and second electrode and at least an attachable region is provided. The first and second electrodes are disposed spaced apart and fixed in firm contact with the covering. The system is attached onto liquid cooling systems, bases, and/or fluid conduits. When liquid is leaked onto the covering, the liquid is absorbed therein, until the dampened region extends over some point on each of the first and second electrodes. An electrical current is conducted, providing a low resistance path therebetween. An impedance change is detected, an alert means is generated, and the leak detection device is reset. More than one configurable leak detection system is attached onto systems, bases and/or fluid conduits via the at least an attachable region, and then electrically coupled together.

Abstract: An earphone including a base, a cover, a rotating plate, a speaker, a displacement transducer and a follower is provided. The cover is disposed on the base. The rotating plate is rotatably disposed between the base and the cover. The speaker is disposed between the base and the cover. The displacement transducer is fixed to the base and located between the base and the cover. The rotating plate is coupled to the follower, and the follower is coupled to displacement transducer. A head-mounted display is further provided.

Abstract: An electronic device includes a first body, a second body pivoted to the first body and a magnetic force mechanism. The first body includes a driving portion. The second body includes a casing, a flexible display and a supporting mechanism movably disposed in the casing. The flexible display is attached to the supporting mechanism. The magnetic force mechanism includes a sliding rod slidably disposed at the casing, a first magnet, a second magnet and a third magnet. The first magnet is disposed at the sliding rod and faces the supporting mechanism. The second magnet and the third magnet are disposed at the supporting mechanism and face the sliding rod. The sliding rod has a driven end exposed from the casing and abuts against the driving portion. The first magnet is aligned with the second magnet or is aligned with the third magnet.

Abstract: A head-mounted display includes a head belt, a frame, a first locking element, a display assembly and a second locking element. The frame is connected to the head belt. The first locking element is disposed at the peripheral of the frame and includes a first locking portion and an unlocking portion adjacent to each other. The second locking element is disposed at the peripheral of the display assembly and includes a second locking portion. The display assembly is fixed to the frame by means of the second locking portion of the second locking element being locked to the first locking portion of the first locking element. The second locking portion is aligned with the unlocking portion, and the locking relation between the second locking portion of the second locking element and the first locking portion of the first locking element is released by the operation of the unlocking portion.

Abstract: An electronic device includes a first body, a second body pivoted to the first body and a magnetic force mechanism. The first body includes a driving portion. The second body includes a casing, a flexible display and a supporting mechanism movably disposed in the casing. The flexible display is attached to the supporting mechanism. The magnetic force mechanism includes a sliding rod slidably disposed at the casing, a first magnet, a second magnet and a third magnet. The first magnet is disposed at the sliding rod and faces the supporting mechanism. The second magnet and the third magnet are disposed at the supporting mechanism and face the sliding rod. The sliding rod has a driven end exposed from the casing and abuts against the driving portion. The first magnet is aligned with the second magnet or is aligned with the third magnet.