Abstract:
A multi-channel sharing apparatus and a multi-channel sharing method are disclosed. The multi-channel sharing apparatus comprises a companion chip and an application processor. The companion chip comprises a first compression circuit, a second compression circuit and a transmission circuit. The application processor comprises a receiving circuit and a network module. The first compression circuit generates a first bit stream and a second bit stream according to the first channel data. The second compression circuit generates a third bit stream and a fourth bit stream according to the second channel data. The transmission circuit transmits the first, second, third and fourth bit streams. The receiving circuit receives the first, second, third and fourth bit streams. The network module outputs the first network package according to the second bit stream, and outputs the second network package according to the fourth bit stream.
Abstract:
A method for eliminating a ring effect is provided. The method includes: capturing, by a camera, a standard ring image generated by light illuminating a standard Fresnel lens; establishing a compensation lookup table according to the standard ring image and obtaining a standard ring center point; capturing, by the camera, a ring image generated by the light illuminating a Fresnel lens to be tested; obtaining a ring center point according to the ring image; obtaining a conversion relationship between the ring center point and the standard ring center point; and performing a compensation procedure on the ring image according to the compensation lookup table and the conversion relationship to eliminate the ring effect in the ring image.
Abstract:
An electronic eyeglass is disclosed. The electronic eyeglass includes a polarizing beam splitter (PBS) and an eyeglass frame. The eyeglass frame carries the PBS.
Abstract:
A head mounted display (HMD) is disclosed. The HMD comprises a screen, a processing circuit and an eyeglass frame. The screen displays a coded data associated with an exchange information. The processing circuit outputs the coded data to the screen. The eyeglass frame carries the screen and the processing circuit.
Abstract:
A head mounted display apparatus and a backlight adjustment method thereof are disclosed. The head mounted display apparatus comprises a display module, a backlight module, an application processor, an eye image capture apparatus, an infrared (IR) light emitting diode (LED) and an application specific integrated circuit (ASIC). The backlight module provides a backlight to the display module. The eye image capture apparatus captures an eye image. The IR LED provides an auxiliary light source to the eye image capture apparatus. The ASIC calculates a current pupil size according to the eye image. The application processor adjusts the backlight intensity of the backlight module according to the current pupil size in an adjustment mode.
Abstract:
A method for detecting defects in a near-eye display is provided. The method includes the following steps: obtaining a reference image and a DUT image according to a first image and a second image captured by a camera through a Fresnel lens when a display panel respectively displays a test-pattern image and a test-background image; performing a fast Fourier transform on the reference image and the DUT image to obtain a frequency-domain reference image and a frequency-domain DUT image; calculating an average value of pixel values above a predetermined cut-off ratio in a histogram of each first region of interest (ROI) in a filtered frequency-domain reference image as a corresponding threshold; comparing each pixel in the filtered DUT image with the corresponding threshold to generate a determination result; and building a defective-status map of the near-eye display according to the determination results.
Abstract:
A head mounted display (HMD) apparatus is disclosed. The HMD apparatus comprises a pico projector, a lens, a half reflective film, an application processor, and an eyeglass frame. The half reflective film covers the lens. The application processor controls the pico projector to project a virtual image beam to the half reflective film. The eyeglass frame carries the pico projector, the lens, and the application processor.
Abstract:
A head mounted system is provided. The head mounted system includes an auxiliary image capturing device, a main image capturing device, a signal processing circuit, a memory, an application processor, and an eyeglass frame. The auxiliary image capturing device detects an abnormal situation. The signal processing circuit outputs a warning signal and makes the main image capturing device start video recording when the abnormal situation occurs. The application processor receives the warning signal and stores video data, after the video recording starting, in the memory. The eyeglass frame carries the auxiliary image capturing device, the main image capturing device, the signal processing circuit, the memory, and the application processor.
Abstract:
The invention provides a see-through head-mounted display, including: an inner optical mechanism covered by a nontransparent housing having an opening and providing an image beam from the opening; and an outer optical mechanism including an outer polarizing beam splitter guiding the image beam from the opening and an environment beam to the same direction. The inner optical mechanism includes at least a mirror and a driving motor. The mirror reflects the image beam to make the image beam incident to the outer optical mechanism. The driving motor moves the mirror to vary the image distance from the mirror.
Abstract:
A head mounted display system comprises a lens set, an image capturing unit and a processing circuit. The lens set comprises a first liquid crystal panel and a second liquid crystal panel. The first liquid crystal panel comprises first liquid crystal blocks, and the second liquid crystal panel comprises second liquid crystal blocks. The image capturing unit captures front image data having a first dynamic range. The processing circuit performs tone mapping according to the front image data to generate mapping image data having a second dynamic range smaller than the first dynamic range. The processing circuit calculates regulated values according to the mapping image data. A driving circuit drives the first liquid crystal blocks and the second liquid crystal blocks according to the regulated values, respectively.