Patent application number | Description | Published |
20090296458 | RESISTANCE VARIABLE MEMORY DEVICE AND METHOD OF WRITING DATA - A method of programming a resistance variable memory cell to a given logic state includes applying a first programming current to the memory cell, executing a verify read of the memory cell by sensing a logic state of the memory cell, and applying a second programming current to the memory cell when the sensed logic state is different than the given logic state, where the second programming current is greater than the first programming current | 12-03-2009 |
20110134687 | RESISTANCE VARIABLE MEMORY DEVICE AND METHOD OF WRITING DATA - A method of programming a resistance variable memory cell to a given logic state includes applying a first programming current to the memory cell, executing a verify read of the memory cell by sensing a logic state of the memory cell, and applying a second programming current to the memory cell when the sensed logic state is different than the given logic state, where the second programming current is greater than the first programming current | 06-09-2011 |
20110155989 | VARIABLE RESISTANCE MEMORY DEVICE AND METHODS OF FORMING THE SAME - A semiconductor memory device includes a first electrode and a second electrode, a variable resistance material pattern including a first element disposed between the first and second electrode, and a first spacer including the first element, the first spacer disposed adjacent to the variable resistance material pattern. | 06-30-2011 |
20130299766 | VARIABLE RESISTANCE MEMORY DEVICE AND METHODS OF FORMING THE SAME - A semiconductor memory device includes a first electrode and a second electrode, a variable resistance material pattern including a first element disposed between the first and second electrode, and a first spacer including the first element, the first spacer disposed adjacent to the variable resistance material pattern. | 11-14-2013 |
20150039547 | NEUROMOPHIC SYSTEM AND CONFIGURATION METHOD THEREOF - A method of generating neuron spiking pulses in a neuromorphic system is provided which includes floating one or more selected bit lines connected to target cells, having a first state, from among a plurality of memory cells arranged at intersections of a plurality of word lines and a plurality of bit lines; and stepwisely increasing voltages applied to unselected word lines connected to unselected cells, having a second state, from among memory cells connected to the one or more selected bit lines other than the target cells having the first state. | 02-05-2015 |
20150043267 | VARIABLE RESISTANCE MEMORY DEVICE AND A VARIABLE RESISTANCE MEMORY SYSTEM INCLUDING THE SAME - A variable resistance memory system includes a variable resistance memory device including a memory cell array including first and second areas; and a memory controller configured to control the variable resistance memory device. The first area includes first variable resistance memory cells including a first variable resistance material layer and the second area includes second variable resistance memory cells including a second variable resistance material layer having a metallic doping concentration higher than a metallic doping concentration of the first variable resistance material layer. The first variable resistance memory cells are used as storage and the second variable resistance memory cells are used as a buffer memory. | 02-12-2015 |
Patent application number | Description | Published |
20120245930 | METHOD AND APPARATUS FOR ENCODING A SPEECH SIGNAL - According to the present invention, a linear prediction filter coefficient of a current frame is acquired from an input signal using linear prediction, a quantized spectrum candidate vector of the current frame, corresponding to the linear prediction filter coefficient of the current frame, is acquired on the basis of first best information, and the quantized spectrum candidate vector of the current frame and the quantized spectrum vector of the previous frame are interpolated. Accordingly, in contrast to conventional phased optimization techniques, optimum parameters which minimize quantization errors, can be obtained. | 09-27-2012 |
20130060365 | METHOD AND APPARATUS FOR PROCESSING AN AUDIO SIGNAL - The present invention relates to a method for processing an audio signal, comprising: a step of performing a frequency conversion process on an audio signal to obtain a plurality of frequency transform coefficients; a step of selecting either a general mode or a non-general mode, on the basis of a pulse ratio, for the frequency transform coefficients having a high frequency band from among the plurality of frequency transform coefficients; and a step of performing, if the non-general mode is selected, the following steps: extracting a predetermined number of pulses from the frequency transform coefficients having the high frequency band, and generating pulse information; generating an original noise signal from the frequency transform coefficients having the high frequency band, excluding the pulses; generating a reference noise signal using the frequency transform coefficient having a low frequency band from among the plurality of frequency transform coefficients; and generating noise position information and noise energy information using the original noise signal and the reference noise signal. | 03-07-2013 |
20130096928 | METHOD AND APPARATUS FOR PROCESSING AN AUDIO SIGNAL - The present invention relates to a method for processing an audio signal, comprising: determining bandwidth information indicating to which of a plurality of bands the current frame corresponds; determining information on the order corresponding to the present frame on the basis of the bandwidth information; performing a linear predictive analysis of the present frame to generate a first set linear predictive transform coefficient of a first order; performing a vector quantization on the first set linear predictive coefficient to generate a first index; performing a linear predictive analysis of the current frame to generate a second set linear predictive transform coefficient of a second order in accordance with the information on the order; and performing a vector quantization on a second set difference by using the first set index and the second set linear predictive transform coefficient, when the second set linear predictive coefficient is generated. | 04-18-2013 |
20140015859 | MOBILE TERMINAL AND CONTROL METHOD THEREOF - A mobile terminal and a control method thereof, which can obtain an image, are provided. A mobile terminal includes a camera unit, a pictogram extraction unit and a controller. The camera unit obtains image information corresponding to at least one of a still image and a moving image. The pictogram extraction unit extracts at least one pictogram from the obtained image information. The controller detects information related to the extracted pictogram, and displays the detected information to be overlapped with the obtained image information. In the mobile terminal, the controller includes, as the detected information, at least one of previously recorded information and currently searched information related to the extracted pictogram. | 01-16-2014 |
Patent application number | Description | Published |
20120310437 | NETWORK SYSTEM - A network system is provided. The network system includes an utility area network including an energy generation component, a home area network including an energy consumption component consuming energy generated in the energy generation component to perform a function according to an operation course, an energy metering component disposed in the utility area network or the home area network, the energy metering component recognizing energy information or additional information except for the energy information, and an energy management component disposed in the utility area network or the home area network, the energy management component managing the energy information or the additional information with respect to the energy consumption component. The energy consumption component includes a control unit for controlling an operation of at least one course component constituting the operation course to restrict the operation of the one course component based on the energy information or the additional information. | 12-06-2012 |
20120311812 | VACUUM CLEANER USING AN INTELLIGENT POWER NETWORK - A vacuum cleaner to perform a plurality of cleaning functions includes a main body including a suction motor, a nozzle to suction air and foreign material by using a suction power generated by the suction motor, and a handle disposed between the nozzle and the main body to be gripped by a user. A communication unit receives power information from an external, and a power management unit receives the power information from the communication unit. The power management unit determines a number of cleaning functions available to the vacuum cleaner among the plurality of cleaning functions based on the received power information, and a display unit displays the number of the cleaning functions determined by the power management unit to be available to the vacuum cleaner. | 12-13-2012 |
20120323384 | POWER MANAGEMENT NETWORK SYSTEM - A power management network system includes an advanced metering infrastructure (AMI) to communicate with a power supply source to receive power information and an energy management system (EMS) connectable to the AMI to control operations of home appliances on the basis of the power information. A first security table is in at least one of the AMI and the EMS, and the first security table has a security code to encode data with respect to the power information. A security reinforcement unit connectable to the AMI or the EMS includes a second security table to update the first security table. | 12-20-2012 |