Abstract: A touch device is provided in the present disclosure. The touch device comprises a plurality of piezoelectric transducers arranged in a touch region of a substrate and a plurality of signal wires located on the substrate and electrically connecting the plurality of piezoelectric transducers. The touch device in the present disclosure can convert mechanical vibration into an electrical signal such that the signal on the touch device can be detected without using any additional driving voltage.

Abstract: The present invention is directed to a capacitive touch panel, which primarily includes a singular substrate, a mask layer formed on a border region of the singular substrate, a capacitive sensing layer comprising a plurality of first-axis conductor assemblies and a plurality of second-axis conductor assemblies, wherein the singular substrate, the mask layer and the capacitive sensing layer are integrally formed, and insulated auxiliary medium filled in gaps between the first-axis conductor assemblies and the second-axis conductor assemblies, wherein the refractive index of the auxiliary medium matches the refractive index of the capacitive sensing layer.

Abstract: The present disclosure provides a heat sensitive touch panel that comprises a substrate and a sensing layer disposed on the substrate, wherein the sensing layer comprises heat sensitive blocks and conductive wires. The heat sensitive blocks are made of a heat sensitive material and disposed on the substrate. The conductive wires are disposed on the substrate to electrically connect the heat sensitive blocks with a controller. If a finger or a dedicated stylus touches the heat sensitive touch panel, resistance of the heat sensitive blocks will change correspondingly such that the output signals generated when the touch panel is touched by a finger or a dedicated stylus are different from those when untouched, thereby being able to determine the touch location. The heat sensitive touch panel can detect a touch location of a conductive object or a non-conductive object on the touch panel.

Abstract: An inductive touch sensor is provided. The inductive touch sensor comprises a driving layer for generating a magnetic field, an induced layer facing to the driving layer for identifying at least one induced electrical signal representing a change, in inductance corresponding to at least one touch location on the inductive touch sensor and at least one inductive circuit connected to the driving layer and the induced layer for detecting at least one induced electrical signal to determine at least one touch location on the inductive touch sensor. Furthermore, a detecting method of detecting at least one touch location on the inductive touch sensor is also provided.

Abstract: The present disclosure provides a heat sensitive touch panel that comprises a substrate and a sensing layer disposed on the substrate, wherein the sensing layer comprises heat sensitive blocks and conductive wires. The heat sensitive blocks are made of a heat sensitive material and disposed on the substrate. The conductive wires are disposed on the substrate to electrically connect the heat sensitive blocks with a controller. If a finger or a dedicated stylus touches the heat sensitive touch panel, resistance of the heat sensitive blocks will change correspondingly such that the output signals generated when the touch panel is touched by a finger or a dedicated stylus are different from those when untouched, thereby being able to determine the touch location. The heat sensitive touch panel can detect a touch location of a conductive object or a non-conductive object on the touch panel.

Abstract: A touch device is provided in the present disclosure. The touch device comprises a plurality of piezoelectric transducers arranged in a touch region of a substrate and a plurality of signal wires located on the substrate and electrically connecting the plurality of piezoelectric transducers. The touch device in the present disclosure can convert mechanical vibration into an electrical signal such that the signal on the touch device can be detected without using any additional driving voltage.

Abstract: The present invention is directed to a single-axis capacitive multi-touch panel, system and method. A multi-touch panel includes a substrate and some conductive lines formed on one side of the substrate, wherein the conductive lines are arranged in a single axis. A driving circuit, for producing an alternating-current signal, is operatively coupled to the conductive lines of the multi-touch panel, and measuring circuit, for receiving an output signal according to the alternating-current signal to determine touch location, i s operatively coupled to the conductive lines of the multi -touch panel.

Abstract: The present invention is directed to a capacitive touch panel, which primarily includes a singular substrate, a mask layer formed on a border region of the singular substrate, a capacitive sensing layer comprising a plurality of first-axis conductor assemblies and a plurality of second-axis conductor assemblies, wherein the singular substrate, the mask layer and the capacitive sensing layer are integrally formed, and insulated auxiliary medium filled in gaps between the first-axis conductor assemblies and the second-axis conductor assemblies, wherein the refractive index of the auxiliary medium matches the refractive index of the capacitive sensing layer.

Abstract: The present invention discloses a color uniformity correction system for correcting color uniformity problems that exist within today's display devices. The color uniformity correction system includes a capture unit for detecting a video signal applied to a display unit and generate corresponding first color values; a storage for storing the color calibration values of a plurality of pixel locations on the display unit; a converter unit for adding the color calibration values to the first color values to generate a plurality of second color values of the video signal and a driver unit for receiving and sending the second color values to the display unit.

Abstract: An inductive touch sensor is provided. The inductive touch sensor comprises a driving layer for generating a magnetic field, an induced layer facing to the driving layer for identifying at least one induced electrical signal representing a change, in inductance corresponding to at least one touch location on the inductive touch sensor and at least one inductive circuit connected to the driving layer and the induced layer for detecting at least one induced electrical signal to determine at least one touch location on the inductive touch sensor. Furthermore, a detecting method of detecting at least one touch location on the inductive touch sensor is also provided.

Abstract: A touch detection device for detecting touches on a given surface. The inventive device includes a surface where a touch generates acoustic waves, transducers that detect these waves, a controller that calculate the location of the touch and a host device where the touch position is used to communicate with the application program. The screen is formed from any material that is capable of propagating acoustic waves. Plurality transducers are placed on the screen. These transducers detect acoustic waves generated on the screen. The screen is calibrated by touching it once and a map of arrival time ratios are generated and saved in the storage unit. During the real time operation, a touch on the screen generates acoustic waves that are detected by transducers. The output of each transducer is sent to a controller unit where the time differences and their ratios are calculated and compared to time ratios in the storage unit to detect the touch location.

Abstract: A low emission signal manipulating circuit for reducing emission of a given signal. This is accomplished by manupulating the signal and recovering the original signal. The inventive device includes a transmitter which modifies a given signal, a divider that resides in transmitter which divides the incoming signal, a pulse shaping circuit which generates two pulses one at the leading edge and one at the trailing edge of the incoming signal, a receiver which recovers the original signal from the modified signal, a register which generates a signal based on incoming pulses, a phase locked loop circuit that generates a signal at the output. Transmitter has a divider circuit that divides the incoming signal. It also has pulse circuits where two pulses are generated. Divider has five flip flops that divides the incoming signal's frequency by a predetermined amount. Pulse shaping circuit has two integrators and logic gates. Receiver has a register circuit and phase locked loop. Register has a flip flop.

Abstract: A touch detection using wavelet algorithm for detecting touches on a surface by receiving acoustic waves generated by the touch and performing signal analysis on these acoustic waves using wavelet transformation where the storage requirement for reference signal is reduced. The inventive device includes a substrate that can be any material which is capable of propagating acoustic waves, transducers that detect the acoustic waves generated by the touch on the screen, a controller that implements the wavelet algorithm and software that incorporates wavelet algorithm. The substrate can be built from any material that is capable of propagating acoustic waves. The size of the substrate is not limited to a certain size. The sensitivity of the controller is determined and adjusted by the algorithm based on the size of the substrate. This is an adaptive sensitivity control determined by the size of the substrate.

Abstract: A touch detection device for detecting touches on a given surface. The inventive device includes a surface where a touch generates acoustic waves, transducers that detect these waves, a controller that calculate the location of the touch and a host device where the touch position is used to communicate with the application program. The screen is formed from any material that is capable of propagating acoustic waves. Plurality transducers are placed on the screen. These transducers detect acoustic waves generated on the screen. The screen is calibrated by touching it once and a map of arrival time ratios are generated and saved in the storage unit. During the real time operation, a touch on the screen generates acoustic waves that are detected by transducers. The output of each transducer is sent to a controller unit where the time differences and their ratios are calculated and compared to time ratios in the storage unit to detect the touch location.

Abstract: A color uniformity system for correcting color uniformity problems that exist with today's display devices. The inventive device includes a device to measure the color uniformity of the display device and software that uses the information from the measuring system to correct the color uniformity problem on the display device. Probe assembly has so many probes on it that is placed on the display and captures the color information on the display. Measuring assembly measures the color of the signal that comes from the probe assembly. Processor uses the color information from the measuring assembly and also communicates with the host system where the display device is driven from. Software resides on the host system and uses the stored color information to correct the color data that is applied to display device. Hardware unit that resides in the display device and performs color calculations if they are not done in the software.

Abstract: A low emission signal manipulating circuit for reducing emission of a given signal. This is accomplished by manupulating the signal and recovering the original signal. The inventive device includes a transmitter which modifies a given signal, a divider that resides in transmitter which divides the incoming signal, a pulse shaping circuit which generates two pulses one at the leading edge and one at the trailing edge of the incoming signal, a receiver which recovers the original signal from the modified signal, a register which generates a signal based on incoming pulses, a phase locked loop circuit that generates a signal at the output. Transmitter has a divider circuit that divides the incoming signal. It also has pulse circuits where two pulses are generated. Divider has five flip flops that divides the incoming signal's frequency by a predetermined amount. Pulse shaping circuit has two integrators and logic gates. Receiver has a register circuit and phase locked loop. Register has a flip flop.

Abstract: A touch detection using wavelet algorithm for detecting touches on a surface by receiving acoustic waves generated by the touch and performing signal analysis on these acoustic waves using wavelet transformation where the storage requirement for reference signal is reduced. The inventive device includes a substrate that can be any material which is capable of propagating acoustic waves, transducers that detect the acoustic waves generated by the touch on the screen, a controller that implements the wavelet algorithm and software that incorporates wavelet algorithm. The substrate can be built from any material that is capable of propagating acoustic waves. The size of the substrate is not limited to a certain size. The sensitivity of the controller is determined and adjusted by the algorithm based on the size of the substrate. This is an adaptive sensitivity control determined by the size of the substrate.

Abstract: A system for characterizing color is provided. The system includes a color patch identification system that receives image data, such as image data of a color wedge, and generates color patch data, such as for two or more patches that make up the color wedge. A color patch characterization system receives the color patch data and generates color density data, such as by calculating the average color density of each color patch.

Abstract: A method for controlling printer color is provided. The method includes receiving cartridge color density data, such as from analysis of a test patch printed by the cartridge, and reference cartridge data, such as from analysis of a test patch printed and measured in accordance with a color standard. The color density data of the cartridge test patch is then mapped to the color density data of the reference cartridge test patch to generate mapped color density data, such as a look-up table that provides a dot activation for the cartridge that generates the same color density for a known dot activation for the reference cartridge. The mapped color density data is then used to control color density for printing a set of image data.

Abstract: A color correction filtering system filters color video data by compensating for non-linearities and color characteristics specific to a color monitor. Color video data is received by the system, for example through a web browser, and in an accelerated manner passed through a pre-calculated gamut-shifting array. The color correction filtering system gamma decompensates incoming color video data referenced to a non-linear color space through use of a linearization filter. The gamut-shifting array may contain pre-calculated compensation values stored in a plurality of look-up tables. A non-linearization filter is applied to the gamut-shifted color video data to produce color video data compensated for non-linearities specific to the color monitor.