Patent application number | Description | Published |
20080238895 | Driving Device of Display Device and Related Method - In order to increase charge time of thin-film transistor (TFT) cells of a display device, the present invention provides a driving device, which includes a timing controller, a column driver module and at least a delay module. The timing controller is used for outputting at least a load signal. The column driver module is coupled to the timing controller and includes at least a column driver. The delay module can be installed in the column driver module or the timing controller, and is used for delaying the load signal for a predetermined time. The load signal is utilized to trigger the plurality of column drivers to output video data provided by a video data source and the video data corresponds to pixels on a panel of the display device. The driving device can use in a cascading, point-to-point or bus-type interfacing architecture to transmit the load signal. | 10-02-2008 |
20080259061 | CONTROL METHOD FOR ELIMINATING DEFICIENT DISPLAY AND A DISPLAY DEVICE USING THE SAME AND DRIVING CIRCUIT USING THE SAME - A control method for eliminating deficient display and a display device using the same and a driving circuit are provided herein. The display device includes a display panel, source driver, and a control device. The display panel includes a plurality of pixels. The source driver is used to provide a pixel voltage to the pixel. The control device determines whether to provide a first voltage to the pixels, and controls the source driver whether to provide the pixel voltage to the pixel, according to a control signal. When a system voltage of the display device is less than a predefined voltage, the control device controls the source driver to stop providing the pixel voltage to the pixel, and provides a first voltage to the pixel. | 10-23-2008 |
20090074042 | SCALING APPARATUS OF A RECEIVER - A scaling apparatus set in a receiver is disclosed. The receiver includes a symbol-processing unit. The scaling apparatus includes a calculating unit and a scaling unit. The calculating unit estimates the signal strength of an input symbol and generates a scaling factor accordingly. The scaling unit scales an output symbol outputted from the symbol-processing unit according to the scaling factor. The output symbol is generated from the symbol-processing unit through processing the input symbol. | 03-19-2009 |
20090085779 | Data Encoding/Decoding Method and Related Device Capable of Lowering Signal Power Spectral Density - A data encoding and decoding method capable of lowering signal power spectral density for a binary data transmission system is disclosed. The data encoding method includes receiving binary data, performing adaptive mode tracking encoding for the binary data to generate a first encoding result, performing bit stuffing encoding for the first encoding result to generate a second encoding result, performing bit stationary state resuming encoding for the second encoding result to generate a third encoding result, and outputting the third encoding result. | 04-02-2009 |
20090115477 | Circuit Device and Related Method for Mitigating EMI - In order to mitigate electromagnetic interference (EMI), the present invention provides a circuit device for an electronic device including a signal generating unit, a phase adjusting unit and an output interface. The signal generating unit generates a plurality of in-phase signals. The phase adjusting unit is coupled to the signal generating unit and is used for adjusting the plurality of in-phase signals to generate a plurality of output signals, where all or some of the output signals have different phases. The output interface is coupled to the phase adjusting unit and is used for outputting the plurality of output signals to a plurality of signal processing units for image processing. | 05-07-2009 |
20090174438 | Data Trigger Reset Device and Related Method - A data trigger reset device for an electronic device is provided in order to avoid system errors due to out-of-sequence reset on electronic devices of an electronic system. The data trigger reset device includes a voltage converter and a voltage comparator. The voltage converter receives an input signal and then converts the input signal to generate a data voltage signal. The voltage comparator is coupled to the voltage converter and is used for comparing the data voltage signal with a reference voltage to generate a reset signal for resetting the electronic device. | 07-09-2009 |
20090201277 | Transmission Signal Generating Method and Related Apparatus for a Display Device - The present invention provides a transmission signal generating method for a display device to compensate channel effect. The transmission signal generating method includes using a plurality of signal amplitudes and a first signal direction to generate a plurality of positive levels, using the plurality of signal amplitudes and a second signal direction to generate a plurality of negative levels, and using a plurality of signaling lines for transmission of the pluralities of negative and positive levels. A first positive level and a first negative level both have a minimum signal amplitude of the plurality of signal amplitudes. The amplitude difference of the first positive and negative levels is greater than an amplitude difference of any two neighboring levels of the plurality of negative levels and also the plurality of positive levels. | 08-13-2009 |
20090267925 | SIGNAL TRANSMISSION SYSTEM OF A FLAT PANEL DEVICE - A signal transmission system of a flat panel device includes an encoder, a transmitter, a receiver, and a decoder. The encoder converts a digital signal to a switch control signal. The transmitter includes 4n signal-lines for transmitting a current signal according to the switch control signal. The receiver includes 4n terminations, a plurality of terminal resistors, and a plurality of comparators. The receiver generates a group of voltage levels according to the current signal. Each comparator is coupled between any two terminations so as to generate a group of voltage differences. The decoder converts the group of voltage differences to the digital signal. | 10-29-2009 |
20090274241 | Data Transmission Device and Related Method - In order to resolve problems of clock and data skews in transmission signals in a display device, the present invention provides a data transmission device including a timing controller, a plurality of source drivers and a plurality of transmission line sets. The timing controller generates a plurality of definable signals each generating at least four voltage levels. The plurality of source drivers receives the plurality of definable signals. The plurality of transmission line sets are coupled between the timing controller and the plurality of source drivers and used for transmitting the plurality of definable signals. Preferably, the plurality of definable signals are differential signals. | 11-05-2009 |
20090279649 | DATA SYNCHRONIZATION METHOD AND RELATED APPARATUS FOR A DISPLAY DEVICE - A data synchronization method for a transmitter of a display device includes utilizing a plurality of first signaling line sets to couple the transmitter and a plurality of receivers in a dedicated type manner, transmitting a synchronization signal to the plurality of receivers according to a transistor-to-transistor logic signal form, transmitting a synchronization start-up signal to the plurality of receivers via the plurality of first signaling line sets a first time later after the synchronization signal is transmitted, and then transmitting a data signal to the plurality of receivers via the plurality of first signaling line sets a second time later after the synchronization start-up signal is transmitted. The synchronization signal has a longer effective time than the synchronization start-up signal. | 11-12-2009 |
20100026357 | RESET SIGNAL FILTER - A reset signal filter includes a power voltage detector and a reset signal detector or includes only one reset signal detector. The power voltage detector includes a comparators and a basic logic gates (e.g. AND gate, OR gate, inverter, etc). The reset signal detector includes a comparator, N flip flops connected in series, an AND gate, an OR gate, a multiplexer and an output flip flop. The reset signal filter receives a first reset signal generated by a power voltage detector or a Schmitt trigger buffer and utilizes N flip flops to register the signal level of the first reset signal for N clock periods. Then the reset signal filter determines if the first rest signal is changed during N clock periods, and outputs a second reset signal. | 02-04-2010 |
20100027726 | MULTI-CARRIER RECEIVER WITH DYNAMIC POWER ADJUSTMENT AND METHOD FOR DYNAMICALLY ADJUSTING THE POWER CONSUMPTION OF A MULTI-CARRIER RECEIVER - A method for dynamically adjusting the power consumption of a multi-carrier receiver and a multi-carrier receiver with dynamically power adjustment. The method includes receiving a multi-carrier signal, wherein the multi-carrier signal comprises a plurality of sub-carriers. Channel characteristics of each sub-carrier are estimated according to the demodulated multi-carrier signal. ICI strength is estimated from the demodulated multi-carrier signal. A system performance is detected. The estimated ICI is subtracted when the ICI strength exceeds an ICI threshold and the system performance is less than a system performance threshold. The demodulated multi-carrier signal is then equalized is based on the estimated channel characteristics, and the system performance is updated according to the equalized multi-carrier signal. | 02-04-2010 |
20100067611 | TRANSMISSION DEVICE WITH ENHANCED SIGNALS - A transmission device includes a first encoder, a plurality of current sources, a switch module, a second encoder, and a plurality of current enhanced circuits. The first encoder converts an input signal to a first control signal. The switch module is coupled between the plurality of current sources and a plurality of signal lines for controlling the connection of the current sources and the signal lines according to the first control signal to generate a current signal. The second encoder generates a second control signal according to the first control signal or the input signal. The plurality of current enhanced circuits is coupled to the plurality of current sources respectively. The plurality of current enhanced circuits provides an extra current in a predetermined duration to enhance the current signal. | 03-18-2010 |
20100135444 | MULTI-CARRIER RECEIVER WITH DYNAMIC POWER ADJUSTMENT AND METHOD FOR DYNAMICALLY ADJUSTING THE POWER CONSUMPTION OF A MULTI-CARRIER RECEIVER - A method for dynamically adjusting the power consumption of a multi-carrier receiver and a multi-carrier receiver with dynamically power adjustment. The method includes receiving a multi-carrier signal, wherein the multi-carrier signal comprises a plurality of sub-carriers. Channel characteristics of each sub-carrier are estimated according to the demodulated multi-carrier signal. ICI strength is estimated from the demodulated multi-carrier signal. A system performance is detected. The estimated ICI is subtracted when the ICI strength exceeds an ICI threshold and the system performance is less than a system performance threshold. The demodulated multi-carrier signal is then equalized is based on the estimated channel characteristics, and the system performance is updated according to the equalized multi-carrier signal. | 06-03-2010 |
20120093270 | MULTI-CARRIER RECEIVER WITH DYNAMIC POWER ADJUSTMENT AND METHOD FOR DYNAMICALLY ADJUSTING THE POWER CONSUMPTION OF A MULTI-CARRIER RECEIVER - A method for dynamically adjusting the power consumption of a multi-carrier receiver and a multi-carrier receiver with dynamically power adjustment. The method includes receiving a multi-carrier signal, wherein the multi-carrier signal comprises a plurality of sub-carriers. Channel characteristics of each sub-carrier are estimated according to the demodulated multi-carrier signal. ICI is estimated from the demodulated multi-carrier signal. A system performance is detected. The estimated ICI is subtracted when the ICI exceeds an ICI threshold and the system performance is less than a system performance threshold. The demodulated multi-carrier signal is then equalized is based on the estimated channel characteristics, and the system performance is updated according to the equalized multi-carrier signal. | 04-19-2012 |