Boe Technology Group Co., Ltd.

Beijing Zitiao Network Technology Co., Ltd.

Beijing Pico Technology Co., Ltd.

Guanghui Liu

Jiu Xia

Yi Lai

Wenbo Li

Dongfang Wang

Bin Zhou

Youmei Dong

Yanshun Chen

Yuluo Wen

An Zhang

Kaiyang Wang

The present disclosure provides a virtual reality device, a lens barrel positional state detection method and apparatus therefor, and a medium. The device comprises: a lens barrel module, a magnet, a magnetic sensor, and a main controller, wherein one of the magnet and the magnetic sensor is embedded on a lens barrel housing of the lens barrel module, and the other one is fixed at a corresponding preset position of the lens barrel module; wherein the main controller controls the lens barrel module to move and detects an output electrical signal of the magnetic sensor when the lens barrel module moves so as to determine a positional state of the lens barrel module.

Virtual reality device, lens barrel positional state detection method and apparatus therefor, and medium

An apparatus, method for lens barrel distance adjustment, device and computer medium are provided. The method includes: obtaining an eye image of a user; determining a pupillary distance of the user based on the eye image; obtaining a first output voltage determined by a hall sensor; in response to that the first output voltage indicates that an absolute value of a difference value between a distance between left and right lens barrels of a head-mounted device and the pupillary distance of the user is greater than a predetermined threshold, sending a control instruction corresponding to the difference value to an adjustment circuit, causing the adjustment circuit to adjust a distance between the left and right lens barrels based on the control instruction. The hall sensor and the adjustment circuit are provided on the head-mounted device.

Method, apparatus for lens barrel distance adjustment device and computer medium

The present disclosure provides a head-mounted virtual reality apparatus. The head-mounted virtual reality apparatus includes a first strap and a second strap, a second end of the first strap and a second end of the second strap are both laminated within a housing, a portion of the wire is gathered on a first side of the housing, and the second end of the second strap has an open slot that forms a second chute, the open slot is opposite to the wire and the open slot is in a direction consistent with a direction of movement of the second strap.

Head-mounted virtual reality apparatus

A display screen, a manufacturing method thereof, and a display device are disclosed. The display screen includes a base substrate, a thin film transistor located on the base substrate, the thin film transistor including a metal layer, at least one of a light-absorbing material layer or a scattering structure disposed between the base substrate and the metal layer in a direction perpendicular to the base substrate.

Display screen and manufacturing method thereof and display device

An array substrate and a display device are provided for solving a problem of drift of an I-V curve of a thin film transistor because the oxide active layer is irradiated with light in the prior art. The array substrate includes a plurality of thin film transistors arranged in an array, wherein, each of the thin film transistors includes an oxide active layer, and the array substrate further includes a light absorption layer provided above the oxide active layer, the light absorption layer is used for absorbing light irradiated thereon, and an orthographic projection of the light absorption layer on the oxide active layer at least partly covers an active region of the oxide active layer.

Array substrate and display device

The present invention discloses a portable device and a method of controlling HDMI signal output therein. The portable device comprises: a microcontroller unit, a USB Type-C interface, and a plurality of analog switches. Each of the analog switches is arranged between a HDMI signal output pin of the microcontroller unit and a corresponding pin of the USB Type-C interface. The microcontroller unit is configured to detect a positive or reverse insertion direction of the USB Type-C interface, and output a corresponding control signal to the analog switch according to the difference of the insertion direction. The analog switch is configured to shift a switching direction according to the control signal so that the HDMI signal is output through a corresponding pin of the USB Type-C interface.

Portable device and method of controlling HDMI signal output therein

A head mounted device includes a virtual reality helmet, a control section, a transmission line and a head band portion. The head band portion includes a rotatable head band detachably positioned on the virtual reality helmet via a connection mechanism including a catching connection portion and a fixing portion having a main body portion. The catching connection portion is mounted in a counterbore of the rotatable head band and includes a catching fixture, two catching halves, a push button and a first elastic part. A driving portion of the bush button moves upward vertically and drives the action of the two driven portions of two catching halves to open or close two catching portions of the catching halves transversely, and thus perform the connection or detachment with the caught portion on the main body portion of the fixing portion.

Head mounted device

An eye-protection lamp comprises: a lampshade; a light emitting body, arranged inside the lampshade; a first photosensitive sensor, for detecting light intensity of the light emitting body; a second photosensitive sensor, for detecting ambient light intensity; a distance detecting device, for detecting a first distance (L) between the light emitting body and a desktop under the lamp; an eye recognition device, for recognizing eyes and detecting a position of the eyes; a control unit, for adjusting the light intensity of the light emitting body according to the detected light intensity of the light emitting body, the ambient light intensity, the first distance (L), and the position of the eyes. A light intensity adjusting method of an eye-protection lamp is further provided.

Eye-protection lamp and light intensity adjusting method thereof

The present invention discloses a display wall comprising a display device and a solar panel for supplying power to the display device, wherein the display device and the solar panel are laminated.

Display wall

A virtual reality glasses is disclosed, comprising a main control handle and a head-mounted device comprising a video processing interface unit, a controller, a USB interface and a video interface, the USB interface's power line supplies power to a power-consuming part of the device via a power converting unit, USB differential signal pins of the USB interface are connected to the controller, the video interface is connected to a display module via the video processing interface unit; the main control handle comprises an application processor, a power unit, and a USB interface and a video interface connected to the processor, and the power unit supplies power to a power-consuming part of the handle. The glasses can improve portability and enhance user experience.

Virtual reality glasses

An electronic window is disclosed. The electronic window comprises: base substrate, first polarizing device, and second polarizing device disposed on the same side or on different sides of the base substrate; in an OFF state, first polarizing device configured to convert an incident light into a first polarized light and emitting the first polarized light, a polarization direction of the first polarized light is perpendicular to a polarization direction of the second polarizing device, and the second polarizing device configured to prevent the first polarized light from emitting; and in an ON state, first polarizing device configured to transmit the incident light, the second polarizing device configured to transmit the incident light or to convert the incident light into a third polarized light and emit the third polarized light, a polarization direction of the third polarized light is the same as a polarization direction of the second polarizing device.

Growing community of inventors

Beijing, China

Guanghui Liu