Superd Co. Ltd.

Fuzhong Guo

Xiaoda Gong

Zhang Ge

Hongwei Quan

Lei Song

Ning Liu

Honglei Wang

Xu Hong

Jiajia Pi

A 2D/3D switchable stereoscopic display apparatus includes a display panel, a liquid crystal lens, and a controller. The liquid crystal lens includes a first substrate having a plurality of first electrodes, a second substrate disposed opposite to the first substrate and having a second electrode, a liquid crystal layer constituting liquid crystal molecules disposed between the first substrate and the second substrate, and a plurality spacers. The controller is configured to, when the display apparatus is in a 2D display state, control a first voltage between the first electrodes and the second electrode to generate a first electric field with an equal electric field intensity, which causes the liquid crystal molecules to rotate by a predetermined degree such that a refractive index difference between the liquid crystal molecules and the spacers is within a preset range.

2D/3D switchable stereoscopic display apparatus

A stereoscopic display device includes a display panel for displaying 2D/3D images, a driving circuit module, and a light-splitting device. The light-splitting device includes a first substrate having a plurality of first electrodes, a second substrate arranged facing the first substrate and having at least one second electrode, a liquid crystal layer placed between the first substrate and the second substrate, and a plurality of spacers in the liquid crystal layer. The driving circuit module is configured to, when in the 3D display mode, provide a plurality of driving voltages between the first electrodes and the second electrode to make the liquid crystal layer an array of liquid crystal lenses and, when in the 2D display mode, to provide a deflection voltage between the first electrodes and the second electrode to reduce a refractive index difference between the liquid crystal molecules and the spacers with a predetermined range.

2D/3D switchable stereoscopic display device

A parallax barrier device includes a first electrode, a second electrode, a liquid crystal layer, a polarizer, and a controller. The first electrode includes a plurality of first sub-electrodes, and the second electrode includes a plurality of second sub-electrodes arranged intersecting the plurality of first sub-electrodes. The liquid crystal layer is disposed between the first electrodes and the second electrode, and the liquid crystal layer forms respective display windows corresponding to regions formed by the intersections of the first sub-electrodes and the second sub-electrodes. The polarizer is disposed on the first electrode or the second electrode on a side away from the liquid crystal layer. Further, the controller is coupled to the first electrodes and the second electrode and configured to control voltages on the plurality of first sub-electrodes and the plurality of second sub-electrodes to form a parallax barrier.

Parallax barrier based stereoscopic display device and method

A 2D/3D display system is provided. The system includes a first substrate, a second substrate arranged facing the first substrate with a distance from the first substrate, a liquid crystal layer including liquid crystal molecules and configured to provide a display area, a first electrode section and a second electrode section arranged on a first side of the liquid crystal layer, a third electrode section arranged on a second side of the liquid crystal layer, and voltage output modules. The voltage output modules are configured to receive image display adjustment signals, where the image display adjustment signals includes at least one of 2D display area position information and 3D display area position information. The voltage output modules are also configured to provide one or more driving voltages for the first electrode section, the second electrode section and the third electrode section based on the received image display adjustment signals.

System and method for two-dimensional (2D) and three-dimensional (3D) display

A 2D/3D switching system contains a 2D/3D switching device having a display area for selectively processing lights from 2D images and 3D images. The 2D/3D switching device includes a first substrate, a plurality of first electrodes formed on the first substrate, a second substrate, a plurality of second electrodes formed on the second substrate and arranged corresponding to the plurality of first electrodes and separated with a distance, and a liquid crystal layer placed between the first substrate and the second substrate to provide the display area. A driving unit is configured to provide driving voltages to the plurality of first electrodes and the plurality of second electrodes. The driving unit applies a plurality of voltages on the first electrodes and the second electrodes to enable the liquid crystal layer to operate in one of a full-screen 2D mode, a full-screen 3D mode, and a 2D/3D mode.

System and method for switching two-dimensional (2D) and three-dimensional (3D) display modes

A 3D display apparatus includes a display device, a liquid crystal panel, and a lens unit. The display device is configured to output polarized lights of one or more images with a first polarization direction. The liquid crystal panel is coupled to the display device and contains a plurality of pixel display areas to receive the polarized lights. The display areas can be individually controlled by corresponding active switches to a first state in which the first polarization direction is transformed into a second polarization direction or a second state in which the first polarization direction is maintained. Further, the lens unit is coupled to the liquid crystal panel and is configured to guide the polarized lights with the second polarization direction to pass through for 2D display and to guide polarized lights with the first polarization direction into predetermined transmitting directions for 3D display.

Twisted nematic (TN) based 3D display system and method

A three-dimensional (3D) display apparatus is provided. The 3D display apparatus includes a display device, a twisted nematic (TN) liquid crystal panel, and a lens unit. The display device is configured to output first polarized lights of an image. The TN liquid crystal panel is coupled to the display device and containing a plurality of controllable pixel display areas to receive the polarized lights with a first polarization direction from the display device. Each pixel display area is capable of being in a first state in which the first polarization direction is transformed into a second polarization direction different from the first polarization direction and a second state in which the first polarization direction is maintained. Further, the lens unit is coupled to the TN liquid crystal panel and is configured to guide the polarized lights with the second polarization direction to pass through and to guide polarized lights with the first polarization direction into predetermined transmitting directions for 3D display.

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Shenzhen, China

Fuzhong Guo