摘要:
An assembly includes a display panel having four corners, an optical sensing frame having at least three optical modules mounted adjacent a surface of the display panel, where the optical modules are located at the corners of the display panel and optical reflectors extending substantially along an entire length of each of four sides of the display panel, an optical sensing frame controller driving the optical sensing frame, and a display panel controller on a single circuit board with the optical sensing frame controller.
摘要:
An optical sensing unit, a display module and a display device using the same, the optical sensing unit uses the surface of a flat display panel as a touch surface and includes an infrared sensor module provided at a corner of the flat display panel.
摘要:
An optical sensing unit, a display module and a display device using the same, the optical sensing unit uses the surface of a flat display panel as a touch surface and includes an infrared sensor module provided at a corner of the flat display panel.
摘要:
A display device having an optical sensing frame, including a display panel; at least one waveguide unit arranged at two adjacent sides of the display panel, the waveguide unit having a stacked structure, the stacked structure including a light-emitting layer, and a light-receiving layer to receive reflected light, and a plurality of retroreflectors arranged at opposing sides of the waveguide unit.
摘要:
There are provided a liquid crystal display (LCD) to which infrared rays (IR) light sources are applied and a multi-touch system using the same. The LCD to which IR light sources are applied includes a back light in which a plurality of lamp light sources and a plurality of IR light sources are repeatedly arranged in column and row directions, a diffusion plate and a plurality of optical sheets arranged on the back light, and an LCD panel provided on the back light to display an image using light incident from the back light.
摘要:
There are provided a liquid crystal display (LCD) to which infrared rays (IR) light sources are applied and a multi-touch system using the same. The LCD to which IR light sources are applied includes a back light in which a plurality of lamp light sources and a plurality of IR light sources are repeatedly arranged in column and row directions, a diffusion plate and a plurality of optical sheets arranged on the back light, and an LCD panel provided on the back light to display an image using light incident from the back light.
摘要:
A touch type display device includes: a flat panel display module; a plurality of infrared light emitting units disposed on a portion or on the entirety of the edge of the flat panel display module; an infrared camera disposed on at least two corners of the flat panel display module; and a band pass filter allowing light of a certain wavelength band in light emitted from the infrared light emitting units to pass therethrough so as to be supplied to the infrared camera.
摘要:
A method of sensing touch on a display device having an optical sensing frame includes emitting first light from a sensor module, receiving a first reflection at the sensor module, emitting second light from a waveguide, receiving a second reflection at the waveguide, and if a touch is made on an optical sensing frame, detecting that reflections of the first and the second light are interfered and determining a change in the quantity of the first and second reflection received to determine the touch.
摘要:
The present invention relates to a method for auto angle setting of an infrared sensor module having a light emitting unit and a sensor unit arranged at least two corners of a display panel, includes the steps of selecting a peak detection mode or a slope detection mode; in the peak detection mode, setting a pixel of in the sensor unit which senses a light quantity as a reference point corresponding to a corner other infrared sensor module is arranged at; in the slope detection mode, analyzing the light quantities of a start pixel block and an end pixel block in the sensor unit and setting a pixel which forms a greatest slope as a start point or an end point; and setting an effective angle of view in the sensor unit with reference to the reference point, the start point, and the end point.
摘要:
A method of sensing touch on a display device having an optical sensing frame includes emitting first light from a sensor module, receiving a first reflection at the sensor module, emitting second light from a waveguide, receiving a second reflection at the waveguide, and if a touch is made on an optical sensing frame, detecting that reflections of the first and the second light are interfered and determining a change in the quantity of the first and second reflection received to determine the touch.