Abstract: A stylus pen includes a penholder comprising a rod body and an electrode structure disposed on the rod body and a pen core comprising a tip portion located at one end of the rod body and an insertion portion connected to the tip portion and removably inserted into the rod body, the tip portion is spaced apart from the electrode structure, the insertion portion is electrically conductive, and the tip portion is made of material being electrically conductive and writable on paper.

Abstract: An integrated circuit device includes a device layer having devices spaced in accordance with a predetermined device pitch, a first metal interconnection layer disposed above the device layer and coupled to the device layer, and a second metal interconnection layer disposed above the first metal interconnection layer and coupled to the first metal interconnection layer through a first via layer. The second metal interconnection layer has metal lines spaced in accordance with a predetermined metal line pitch, and a ratio of the predetermined metal line pitch to predetermined device pitch is less than 1.

Abstract: An illumination brightness and color control system and method therefor are provided. A broadband light source monitor senses and samples a point light source for a luminous intensity signal value. Then, a corrected current value is computed based on a difference between the luminous intensity signal value and a target brightness/color value, and a driving current generated by a light source driver to drive the point light source is adjusted according to the corrected current value.

Abstract: A full-color organic electroluminescence (OEL) display panel includes a substrate and a plurality of full-color OEL pixel devices in a matrix form as a display frame. Each of the pixel devices is composed of a plurality of sub-pixel regions, corresponding to R, G or B colors. Each of the specific color sub-pixel regions in the pixel device abuts the same specific color sub-pixel region of the adjacent pixel device thereof to form a double-sized emission area. With this arrangement of sub-pixel regions, it is easier to manufacture (a) high-resolution full-color OLED panels by a metal-mask alignment process, and (b) high-resolution full-color PLED panels by an ink-jet printing process.

Abstract: A bi-stable display having a plurality of bi-stable light emitting diodes (LEDs) and a driver are provided. The bi-stable LEDs have bi-stable memory characteristics and emit light according to a plurality of specified voltages, wherein the driver is used to apply the specified voltages to the bi-stable LEDs. The driver further has a brightness controller. The brightness controller is used to control the brightness of the bi-stable display by controlling a plurality of durations in which the specified voltages are applied to the bi-stable LEDs for a plurality of frames.

Abstract: An illumination brightness and color control system and method therefor are provided. A broadband light source monitor senses and samples a point light source for a luminous intensity signal value. Then, a corrected current value is computed based on a difference between the luminous intensity signal value and a target brightness/color value, and a driving current generated by a light source driver to drive the point light source is adjusted according to the corrected current value.

Abstract: An illumination brightness and color control system for adjusting the illumination of a plurality of point light sources and method therefor are provided, implemented in a time division manner. A single photosensor senses and samples a point light source for the luminous intensity signal value. Then, the luminous intensity signal value at each wavelength and a target brightness/color value are compute to acquire a corrected current value, and the corrected current value is fed back to a light source driver. Therefore, the brightness/color value of the point light sources is adjusted to be in a steady state.

Abstract: A current mode trimming apparatus for trimming a desired current is provided. The trimming apparatus includes a first transistor, a first resistor, an operational amplifier, a first controlled current source, and a second controlled current source. The first and second controlled current sources adjust the output current thereof respectively in accordance with the trimming data. The desired current passing through the first transistor is trimmed in a manner of increasing or decreasing current. Therefore, the invention can linearly increase or decrease the desired current by controlling the controlled current sources with the trimming data to achieve the goal of trimming.

Abstract: An illumination brightness and color control system and method therefor are provided, implemented in a time division manner. A single photosensor senses and samples a point light source for the luminous intensity signal value. Then, the luminous intensity signal value at each wavelength and a target brightness/color value are computed to acquire a corrected current value, and the corrected current value is fed back to a light source driver. Therefore, the brightness/color value of the diode is adjusted to be in a steady state.

Abstract: A self-charging organic electroluminescent display is disclosed. A solar cell and an organic electroluminescent device are installed on a same substrate or different substrates. Using the photoelectric conversion property of the solar cell, the solar energy is converted into electrical energy and stored in a battery. Therefore, the electrical energy converted from the solar energy can be provided for the organic electroluminescent device to emit light, forming a self-charging organic electroluminescent display module.

Abstract: Methods for driving a display consisting of organic bistable light-emitting devices (OBLEDs), each corresponding to one pixel in the display. An exemplary method comprises respectively writing a signal during a sub-frame, into each selected OBLED, applying a certain voltage to all the OBLEDs such that the brightness of each OBLED is determined by the signal stored therein, nd erasing the signals stored in all the OBLEDs.

Abstract: A full-color organic electroluminescence (OEL) display panel includes a substrate and a plurality of full-color OEL pixel devices in a matrix form as a display frame. Each of the pixel devices is composed of a plurality of sub-pixel regions, corresponding to R, G or B colors. Each of the specific color sub-pixel regions in the pixel device abuts the same specific color sub-pixel region of the adjacent pixel device thereof to form a double-sized area. With this arrangement of sub-pixel regions, it is easier to manufacture high-resolution full-color OLED panels by a metal-mask alignment process and high-resolution full-color PLED panels by an ink-jet printing process.

Abstract: A full-color organic electroluminescence (OEL) pixel device and a display panel composed of the OEL pixel device are disclosed. The full-color OEL pixel device is formed by a combination of OEL sub-pixel elements of three types corresponding to R, G and B. The full-color organic OEL pixel device comprises a common electrode, first sub-pixel organic material layers arranged at a surface of mentioned common electrode, a first electrode arranged to sandwich mentioned first sub-pixel organic material layers with mentioned common electrode, second and third sub-pixel organic material layers arranged in parallel at another surface of mentioned common electrode, a second electrode arranged to sandwich mentioned second sub-pixel organic material layers with mentioned common electrode, and a third electrode arranged to sandwich mentioned third sub-pixel organic material layers with mentioned common electrode.

Abstract: A self-charging organic electroluminescent display is disclosed. A solar cell and an organic electroluminescent device are installed on a same substrate or different substrates. Using the photoelectric conversion property of the solar cell, the solar energy is converted into electrical energy and stored in a battery. Therefore, the electrical energy converted from the solar energy can be provided for the organic electroluminescent device to emit light, forming a self-charging organic electroluminescent display module.