Patent application number | Description | Published |
20110009172 | MOBILE TERMINAL WITH MULTIPLE BATTERIES - Embodiments of the present invention are related to a mobile terminal, the mobile terminal including: first and second batteries for supplying driving power to parts of the mobile terminal; a display for displaying an operational state of the mobile terminal to a user; and a controller for notifying the user of charged levels of the first and second batteries. | 01-13-2011 |
20120129495 | MOBILE TERMINAL AND OPERATING METHOD THEREOF - Provided is a mobile terminal including a plurality of user identification modules and an operating method thereof. The mobile terminal includes a touch screen, and a controller configured to simultaneously unlock the mobile terminal and at least one of the plurality of user identification modules in response to a touch made on the touch screen. | 05-24-2012 |
20120164999 | MOBILE TERMINAL INCLUDING A PLURALITY OF USER IDENTIFICATION MODULE AND SERVER CONTROLLING OPERATION OF THE MOBILE TERMINAL - Provided is a mobile terminal including a plurality of user identification modules. The mobile terminal includes a first user identification module configured to be assigned with a first identification number and receive a service from a first service network, a second user identification module configured to be assigned with a second identification number and receive a service from a second service network, and a controller configured to request the second service network to perform a predetermined service using the second identification number when a user requests the predetermined service using the first identification number and when the first user identification module is in an inactive state and the second user identification module is in an active state. | 06-28-2012 |
20150042852 | MOBILE TERMINAL AND CONTROLLING METHOD THEREOF - The present invention discloses a mobile terminal capable of quickly capturing a picture without displaying a preview image and a method of controlling therefor. The mobile terminal according to the present invention includes a camera configured to capture a picture, a display configured to display information, and a controller configured to control the camera to capture a picture in response to a user input and without displaying a preview image received via the camera, and the controller to subsequently control the captured picture to be displayed on the display simultaneously with the preview image after the picture is captured. | 02-12-2015 |
Patent application number | Description | Published |
20090003057 | NON-VOLATILE MEMORY DEVICES AND SYSTEMS INCLUDING MULTI-LEVEL CELLS USING MODIFIED READ VOLTAGES AND METHODS OF OPERATING THE SAME - Methods of operating a multi-level non-volatile memory device can include accessing data, stored in the device, which is associated with read voltages and modifying the read voltages applied to a plurality of multi-level non-volatile memory cells to discriminate between states stored by the cells in response to a read operation to the multi-level non-volatile memory device. Related devices and systems are also disclosed. | 01-01-2009 |
20110007571 | NONVOLATILE MEMORY DEVICES AND PROGRAM METHODS THEREOF IN WHICH A TARGET VERIFY OPERATION AND A PRE-PASS VERIFY OPERATION ARE PERFORMED SIMULTANEOUSLY USING A COMMON VERIFY VOLTAGE - Provided are nonvolatile memory devices and program methods thereof. A nonvolatile memory device provides a program voltage to a selected word line and performs a program verify operation. The nonvolatile memory device controls a bit line voltage of the next program loop according to the program verification result. In the program verification operation, a target verify voltage is used as a pre-verify voltage. The nonvolatile memory device controls the bit line voltage of the next program loop according to the program verification result, thus making it possible to reduce the threshold voltage distribution of a memory cell. Also, the nonvolatile memory device uses the target verify voltage as the pre-verify voltage, thus making it possible to increase the program verification speed. | 01-13-2011 |
20110182120 | NON-VOLATILE MEMORY DEVICES AND SYSTEMS INCLUDING MULTI-LEVEL CELLS USING MODIFIED READ VOLTAGES AND METHODS OF OPERATING THE SAME - Methods of operating a multi-level non-volatile memory device can include accessing data, stored in the device, which is associated with read voltages and modifying the read voltages applied to a plurality of multi-level non-volatile memory cells to discriminate between states stored by the cells in response to a read operation to the multi-level non-volatile memory device. Related devices and systems are also disclosed. | 07-28-2011 |
20110194347 | Nonvolatile Memory Devices Having Improved Read Reliability - Memory systems include at least one nonvolatile memory array having a plurality of rows of nonvolatile multi-bit (e.g., N-bit, where N>2) memory cells therein. A control circuit is also provided, which is electrically coupled to the nonvolatile memory array. The control circuit is configured to program at least two pages of data into a first row of nonvolatile multi-bit memory cells in the nonvolatile memory array using a first sequence of read voltages to verify accuracy of the data stored within the first row. The control circuit is also configured to read the at least two pages of data from the first row using a second sequence of read voltages that is different from the first sequence of read voltages. Each of the read voltages in the first sequence of read voltages may be equivalent in magnitude to a corresponding read voltage in the second sequence of read voltages. | 08-11-2011 |
20110194357 | NONVOLATILE MEMORY DEVICES, OPERATING METHODS THEREOF AND MEMORY SYSTEMS INCLUDING THE SAME - Nonvolatile memory device, operating methods thereof, and memory systems including the same. In the operating method, a ground select line of a first string connected to a bit line may be floated. An erase prohibition voltage may be applied to a ground select line of a second string connected to the bit line. An erase operation voltage may be applied to the first and second strings. | 08-11-2011 |
20110197015 | Flash Memory Devices Having Multi-Bit Memory Cells Therein with Improved Read Reliability - Integrated circuit memory devices include an array of nonvolatile N-bit memory cells, where N is an integer greater than one. Control circuitry is also provided to reliably read data from the N-bit memory cells. This control circuitry, which is electrically coupled to the array, is configured to determine, among other things, a value of at least one bit of data stored in a selected N-bit memory cell in the array. This is done by decoding at least one hard data value and a plurality of soft data values (e.g., 6 data values) read from the selected N-bit memory cell using a corresponding plurality of unequal read voltages applied to the selected N-bit memory cell during a read operation. | 08-11-2011 |
20110199833 | NON-VOLATILE MEMORY DEVICES, OPERATING METHODS THEREOF AND MEMORY SYSTEMS INCLUDING THE SAME - Nonvolatile memory devices, operating methods thereof, and memory systems including the same. A nonvolatile memory device may include a memory cell array and a word line driver. The memory cell array may include a plurality of memory cells. The word line driver may be configured to apply word line voltages to a plurality of word lines connected to the plurality of memory cells, respectively. Magnitudes of the word line voltages may be determined according to locations of the plurality of word lines. | 08-18-2011 |
20110204420 | INTERCONNECTION STRUCTURE OF THREE-DIMENSIONAL SEMICONDUCTOR DEVICE - A three-dimensional semiconductor device includes stacked structures arranged two-dimensionally on a substrate, a first interconnection layer including first interconnections and disposed on the stacked structures, and a second interconnection layer including second interconnections and disposed on the first interconnection layer. Each of the stacked structures has a lower region including a plurality of stacked lower word lines, and an upper region including a plurality of stacked upper word lines disposed on the stack of lower word lines. Each of the first interconnections is connected to one of the lower word lines and each of the second interconnections is connected to one of the upper word lines. | 08-25-2011 |
20120039130 | Nonvolatile Memory Devices, Channel Boosting Methods Thereof, Programming Methods Thereof, And Memory Systems Including The Same - Non-volatile memory device channel boosting methods in which at least two strings are connected to one bit line, the channel boosting methods including applying an initial channel voltage to channels of strings in a selected memory block, floating inhibit strings each having an un-programmed cell among the strings, and boosting channels of the floated inhibit strings. | 02-16-2012 |
20120201080 | Nonvolatile Memory Devices And Driving Methods Thereof - Nonvolatile memory devices including memory cell arrays with a plurality of cell strings connected between a substrate and a plurality of bit lines and selected by selection lines, and a gating circuit configured to drive the selection lines in at least two directions. | 08-09-2012 |
20120314496 | NONVOLATILE MEMORY DEVICES HAVING IMPROVED READ RELIABILITY - Memory systems include at least one nonvolatile memory array having a plurality of rows of nonvolatile multi-bit (e.g., N-bit, where N>2) memory cells therein. A control circuit is also provided, which is electrically coupled to the nonvolatile memory array. The control circuit is configured to program at least two pages of data into a first row of nonvolatile multi-bit memory cells in the nonvolatile memory array using a first sequence of read voltages to verify accuracy of the data stored within the first row. The control circuit is also configured to read the at least two pages of data from the first row using a second sequence of read voltages that is different from the first sequence of read voltages. Each of the read voltages in the first sequence of read voltages may be equivalent in magnitude to a corresponding read voltage in the second sequence of read voltages. | 12-13-2012 |
20130107629 | NONVOLATILE MEMORY DEVICES AND OPERATING METHODS THEREOF | 05-02-2013 |
20130242667 | NON-VOLATILE MEMORY DEVICES, OPERATING METHODS THEREOF AND MEMORY SYSTEMS INCLUDING THE SAME - Nonvolatile memory devices, operating methods thereof, and memory systems including the same. A nonvolatile memory device may include a memory cell array and a word line driver. The memory cell array may include a plurality of memory cells. The word line driver may be configured to apply word line voltages to a plurality of word lines connected to the plurality of memory cells, respectively. Magnitudes of the word line voltages may be determined according to locations of the plurality of word lines. | 09-19-2013 |
20130279262 | NONVOLATILE MEMORY DEVICES, CHANNEL BOOSTING METHODS THEREOF, PROGRAMMING METHODS THEREOF, AND MEMORY SYSTEMS INCLUDING THE SAME - Non-volatile memory device channel boosting methods in which at least two strings are connected to one bit line, the channel boosting methods including applying an initial channel voltage to channels of strings in a selected memory block, floating inhibit strings each having an un-programmed cell among the strings, and boosting channels of the floated inhibit strings. | 10-24-2013 |
20130286732 | FLASH MEMORY DEVICES HAVING MULTI-BIT MEMORY CELLS THEREIN WITH IMPROVED READ RELIABILITY - Integrated circuit memory devices include an array of nonvolatile N-bit memory cells, where N is an integer greater than one. Control circuitry is also provided to reliably read data from the N-bit memory cells. This control circuitry, which is electrically coupled to the array, is configured to determine, among other things, a value of at least one bit of data stored in a selected N-bit memory cell in the array. This is done by decoding at least one hard data value and a plurality of soft data values (e.g., 6 data values) read from the selected N-bit memory cell using a corresponding plurality of unequal read voltages applied to the selected N-bit memory cell during a read operation. | 10-31-2013 |
20140092685 | NONVOLATILE MEMORY DEVICE, OPERATING METHOD THEREOF AND MEMORY SYSTEM INCLUDING THE SAME - A method of operating a non-volatile memory device includes performing an erasing operation to memory cells associated with a plurality of string selection lines (SSLs), the memory cells associated with the plurality of SSLs constituting a memory block, and verifying the erasing operation to second memory cells associated with a second SSL after verifying the erasing operation to first memory cells associated with a first SSL. | 04-03-2014 |
Patent application number | Description | Published |
20100105452 | MOBILE TERMINAL HAVING SHIELDING MEMBER - A mobile terminal is provided that includes front and rear cases, an intermediate case between the front and rear cases, and a printed circuit board between the intermediate cases and at least one of the front and rear cases. A shielding member having a first width, length and thickness, and being formed of a metal. Non-conductive material may have a second thickness attached to at least two edges of the shielding member. | 04-29-2010 |
20110021255 | CASING FOR A MOBILE TERMINAL - A mobile communication terminal comprises a case having internal and external surfaces. The mobile communication device further comprises a first layer formed over the external surface of the case, the first layer comprising conductors for allowing plating on the outer surface of the case; a second layer formed over the first layer, the second layer comprising an antenna pattern for transmitting and receiving radio signals corresponding to one or more frequency bands; a third layer formed over the second layer to protect the case; a circuit board configured to process signals conformable to the radio signals, wherein the circuit board is disposed within an inner surface of the case; and a connection unit formed through the case and configured to electrically connect the second layer to the circuit board. | 01-27-2011 |
20120268906 | CASING FOR A PORTABLE TERMINAL - Provided is a mobile communication terminal that includes a case with internal and external surfaces, antenna patterns that transmit or receive radio signals corresponding to frequency bands, a circuit board that processes signals that conform to the transmitted or received radio signals, a connection unit that electrically connects the antenna patterns to the circuit board, an accommodation chamber that accommodates a battery, and a cover detachably mounted on the case and covering the accommodation chamber and the antenna patterns. | 10-25-2012 |
Patent application number | Description | Published |
20100245392 | FLEXIBLE DISPLAY DEVICE AND METHOD FOR CHANGING DISPLAY AREA - A display device to change an image displayed in a display area when the display area is changed includes a memory, a location output unit and a screen display unit. The memory stores size information of a display area displayed on a screen and the image data of the displayed image. The location computing unit computes a start point of the changed display area when the display area is changed. The display unit decodes data corresponding to the size of the display area based on the computed new start point from the image data to display the decoded data in the display area. Since the start point is obtained with center point of the changed display area and its size information and then a display area to be displayed is determined based on the start point, a current search location is maintained even when the screen is swung. | 09-30-2010 |
20110187709 | MOBILE TERMINAL AND METHOD FOR DISPLAYING INFORMATION - A mobile terminal to display information includes a memory unit to store menu information and application information corresponding to a menu; a display unit that includes a touch panel and displays a first item contained in the menu information or the application information corresponding to the menu; and a control unit that rotates a touched display area of the first item and displays a second item contained in the menu information or the application information corresponding to the menu. The menu may include a main menu, one or more sub-menus, and one or more items, which may be executable applications. The first item may be an entry in a contact list, a status item representing recent call or message activity, or a multimedia item. | 08-04-2011 |
20120127205 | FLEXIBLE DISPLAY DEVICE AND METHOD FOR CHANGING DISPLAY AREA - A display device to change an image displayed in a display area when the display area is changed includes a memory, a location output unit and a screen display unit. The memory stores size information of a display area displayed on a screen and the image data of the displayed image. The location computing unit computes a start point of the changed display area when the display area is changed. The display unit decodes data corresponding to the size of the display area based on the computed new start point from the image data to display the decoded data in the display area. Since the start point is obtained with center point of the changed display area and its size information and then a display area to be displayed is determined based on the start point, a current search location is maintained even when the screen is swung. | 05-24-2012 |
20130063491 | FLEXIBLE DISPLAY DEVICE AND METHOD FOR CHANGING DISPLAY AREA - A display device to change an image displayed in a display area when the display area is changed includes a memory, a location output unit and a screen display unit. The memory stores size information of a display area displayed on a screen and the image data of the displayed image. The location computing unit computes a start point of the changed display area when the display area is changed. The display unit decodes data corresponding to the size of the display area based on the computed new start point from the image data to display the decoded data in the display area. Since the start point is obtained with center point of the changed display area and its size information and then a display area to be displayed is determined based on the start point, a current search location is maintained even when the screen is swung. | 03-14-2013 |
20140300641 | FLEXIBLE DISPLAY DEVICE AND METHOD FOR CHANGING DISPLAY AREA - A display device to change an image displayed in a display area when the display area is changed includes a memory, a location output unit and a screen display unit. The memory stores size information of a display area displayed on a screen and the image data of the displayed image. The location computing unit computes a start point of the changed display area when the display area is changed. The display unit decodes data corresponding to the size of the display area based on the computed new start point from the image data to display the decoded data in the display area. Since the start point is obtained with center point of the changed display area and its size information and then a display area to be displayed is determined based on the start point, a current search location is maintained even when the screen is swung. | 10-09-2014 |
Patent application number | Description | Published |
20110090945 | METHOD AND APPARATUS FOR COOPERATIVE MIMO TRANSMISSION OPERATION IN MULTICELL WIRELESS NETWORK - A method and apparatus of configuring a multi-cell precoding matrix for a multiple input multiple output (MIMO) operation in a wireless communication system in which a plurality of base stations participate in cooperative communication is provided. A multi-cell precoding matrix is configured using one or more single-cell precoding matrices, and wherein coefficients to be multiplied by the single-cell precoding matrices satisfy a condition in which the product between the multi-cell precoding matrix and a Hermitian matrix of the multi-cell precoding matrix is a unitary matrix. According to the embodiment of the present invention, it is not necessary for all base stations to perfectly know channel information. In addition, a feedback overhead is not high, and complexity is low. | 04-21-2011 |
20120082149 | METHOD FOR TRANSMITTING FEEDBACK INFORMATION AND DATA USING A PRECODING CODEBOOK FOR MULTICELL COOPERATIVE COMMUNICATION IN A WIRELESS COMMUNICATION SYSTEM - Disclosed are a feedback-transmitting method and data-transmitting method, and a method for generating a codebook that can be used in a system such as LTE-A. When multiple base stations operate in a cooperative mode, using a codebook generated according to the present invention, an existing codebook for single cell transmission can be used to generate a codebook for cooperative transmission. | 04-05-2012 |
20120289267 | METHOD FOR INTERFERENCE ALIGNMENT IN WIRELESS NETWORK - A method for interference alignment in wireless network having 3 transmitters and 3 receivers which are equipped with M antennas is provided. The method comprising: transmitting, performed by each of the 3 transmitters, a pilot signal known to the 3 receivers; estimating, performed by each of the 3 receivers, each channel from transmitter; transmitting, performed by each of the 3 receivers, feedback information to target transmitter; and determining, performed by transmitter 2 and transmitter 3, a precoding vector; wherein a degree of freedom(DoF) of a transmitter 1 is (M/2−α), a DoF of the transmitter 2 or the transmitter 3 is M/2. | 11-15-2012 |
20120302280 | POWER CONTROL METHOD FOR INTERFERENCE ALIGNMENT IN WIRELESS NETWORK - A power control method for interference alignment in wireless network having K transmitters and K receivers is provided. The method comprising: receiving, performed by receiver n (n is an integer, 1≦n≦K−1), a power indication signal of transmitter n+1 from the transmitter n+1; determining, performed by the receiver n, power of transmitter n; and transmitting, performed by the receiver n, a power indication signal of transmitter n to the transmitter n, wherein the power of transmitter n is determined based on a residual interference of the receiver n, and the power indication signal of transmitter n indicates a minimum transmission power or a maximum transmission power of transmitter n. | 11-29-2012 |
20120307929 | FEEDBACK METHOD FOR INTERFERENCE ALIGNMENT IN WIRELESS NETWORK - A feedback method for interference alignment in wireless network having K transmitters and K receivers is provides. The method comprising: transmitting, performed by transmitter n−1, a precoding vector of transmitter n−1 (n is a integer between 2 and K−1) to receiver n+1; calculating, performed by the receiver n+1, a precoding vector of transmitter n using the precoding vector of transmitter n−1; and transmitting, performed by the receiver n+1, the precoding vector of transmitter n to transmitter n. | 12-06-2012 |
Patent application number | Description | Published |
20080197900 | DELAY LOCKED LOOP FOR CONTROLLING DELAY TIME USING SHIFTER AND ADDER AND CLOCK DELAYING METHOD - A delay locked loop that controls a delay time period by using a shifter and an adder includes a master delay locked loop and a slave delay locked loop. The master delay locked loop outputs a first digital value corresponding to one clock cycle of a first input clock signal. The slave delay locked loop receives the first digital value and delays a second input clock signal for a time period smaller than the one clock cycle of the first input clock signal. The slave delay locked loop includes a shifter, an operator, and a variable delay circuit. The shifter shifts the first digital value to generate a second digital value. The operator adds or subtracts an offset value to or from the second digital value to generate a third digital value, wherein the offset value varies according to a process, a voltage, and a temperature (PVT). The variable delay circuit delays the second input clock signal for a time period corresponding to the third digital value. | 08-21-2008 |
20090285042 | Memory interface circuit and memory system including the same - The memory interface circuit may include a master delay unit and a slave delay unit. The master delay unit generates a control signal for controlling a delay time based on a clock signal. The slave delay unit selects one signal of an inversion signal of the clock signal and a data strobe signal in response to a mode signal and delays the selected signal in response to the control signal. The slave delay unit selectively outputs a delayed clock signal that may be delayed by a first phase with respect to the clock signal or a delayed data strobe signal that may be delayed by a second phase with respect to the data strobe signal. | 11-19-2009 |
20100073059 | Duty control circuit and semiconductor device having the same - A duty control circuit including a clock input unit connected to a first node and a second node, the clock input unit receiving an input clock signal through the first node and changing a voltage of the second node to one of a first voltage level and a second voltage level in response to respective low and high logic levels of the input clock signal, a slew controller connected to the second node, the slew controller including one or more switches controlled by respective control signals, the one or more switches providing one of the first voltage level and the second voltage level to the second node in response to the control signals such that a slew rate of a signal at the second node is varied, and a clock output unit, the clock output unit outputting an output clock signal having a duty that varies. | 03-25-2010 |
20100097112 | DUTY CYCLE CORRECTION CIRCUITS HAVING SHORT LOCKING TIMES THAT ARE RELATIVELY INSENSITIVE TO TEMPERATURE CHANGES - A duty cycle correction circuit includes a duty cycle correction portion that is configured to output a correction signal that is obtained by correcting a duty cycle of an input signal and to output a delayed signal that is obtained by delaying the correction signal, a complementary portion that is configured to output a complementary signal that is the complement of the delayed signal, and a phase interpolator that is configured to phase interpolate the complementary signal and the correction signal. | 04-22-2010 |
Patent application number | Description | Published |
20110133757 | Apparatus and method for evaluating capacitor - There is provided an apparatus for evaluating a capacitor, including: a charge/discharge control unit | 06-09-2011 |
20120061017 | METHOD OF MANUFACTURING CAPACITIVE TOUCH SCREEN - Disclosed herein is a method of manufacturing a capacitive touch screen, including: forming transparent electrodes on an upper surface of a lower transparent film; forming electrode wirings on a lower surface of an upper transparent film; and bonding the transparent electrodes to the electrodes wirings to be closely adhered to each other, whereby it prevents the transparent electrodes from being damaged or deformed due to heat, thereby making it possible to improve reliability and accuracy of the manufacturing process. | 03-15-2012 |
20120062506 | CAPACITIVE TOUCH SCREEN - Disclosed herein is a capacitive touch screen. The capacitive touch screen is formed with a first type of electrode patterns formed in plural so as to prevent electrode wirings from being formed in a region through which images pass and a second type of electrode patterns having unique coordinate information so as to improve touch sensitivity of an outside region. | 03-15-2012 |
20120081331 | TOUCH SCREEN - Disclosed herein is a touch screen. The touch screen includes: a transparent substrate; and transparent electrodes formed on the transparent substrate and sensing a change in capacitance at the time of a touch input, wherein the transparent electrodes include internal transparent electrodes and external transparent electrodes, and the internal transparent electrodes include first sensing units sensing the change in capacitance, extending portions extending to edges of the transparent substrate from the first sensing units, and the extending portions of the adjacent internal transparent electrodes face each other, whereby the extending portions face each other to reduce the frequency of the coordinate errors of the touch input corrected in the controller. | 04-05-2012 |
20120090875 | CONDUCTIVE FILM AND METHOD FOR MANUFACTURING THE SAME - Disclosed herein is a conductive film. The conductive film includes: a base member; a transparent electrode formed on the base member; and electrode wirings connected to one side or both sides of the transparent electrode and having a first metal layer formed on the lower portion thereof and a second metal layer made of a metal different from the first metal layer and formed to be thicker than the thickness of the first metal layer stacked on the upper portion thereof. | 04-19-2012 |
20120162099 | TOUCH SCREEN - Disclosed herein is a touch screen | 06-28-2012 |
Patent application number | Description | Published |
20110191680 | METHOD AND APPARATUS FOR PROVIDING USER INTERFACE USING ACOUSTIC SIGNAL, AND DEVICE INCLUDING USER INTERFACE - A user interface using an acoustic signal is provided. A device with the user interface includes a sensor to acquire a surface acoustic signal generated outside of the device, and at least one processor. The processor classifies patterns of the surface acoustic signal by analyzing features of the surface acoustic signal, and identifies a user's input signal corresponding to the surface acoustic signal based on the pattern of the surface acoustic signal. | 08-04-2011 |
20120032819 | APPARATUS AND METHOD FOR DETECTING USER ACTION - Provided is an apparatus and method for detecting a user activity using a mobile terminal. The apparatus includes a sensing data collection unit to collect sensing data, a location determination unit to determine a location of the mobile terminal using the sensed data, and an action determination unit to determine an activity of a user that is using the mobile terminal based on the collected sensing data and the determined location of the mobile terminal. | 02-09-2012 |
20120185916 | APPARATUS AND METHOD FOR STATISICAL USER AUTHENTICATION USING INCREMENTAL USER BEHAVIOR - Provided are an apparatus and method for statistical user identification that improves a user's convenience while ensuring security. The apparatus may store a confidence value that statistically represents whether a user is identified as a user that has permission to use a terminal, based on a user event that occurs when the user manipulates the terminal. The apparatus may determine whether to execute a user requested application by comparing the confidence value of the user with a reference value that is defined for the requested application. | 07-19-2012 |
20130232585 | METHOD AND APPARATUS FOR ROAMING DIGITAL RIGHTS MANAGEMENT CONTENT IN DEVICE - A device includes an authentication unit that issues disposable authentication information to a mobile device which stores a rights object; a receiver that receives a request for remote authentication from an unauthorized device; and a transmitter that transmits a data that approves the remote authentication of the unauthorized device. The data that approves the remote authentication is transmitted to the mobile device via the unauthorized device, a disposable rights object, which is converted from the rights object for a temporary use of content, is transmitted to the unauthorized device according to a result of determining the data, and the mobile device and the unauthorized device are connected via a network. | 09-05-2013 |
Patent application number | Description | Published |
20080226485 | ROTATION BODY CLEANING UNIT AND VACUUM PUMP HAVING THE SAME - Provided is a vacuum pump having a rotation body cleaning unit. The vacuum pump includes a case provided with rotation guide holes at opposite end parts. The case includes a rotation body placed inside the case and including a rotation shaft having opposite ends rotatably supported by the rotation guide holes and a number of lobes provided in the rotation shaft at predetermined intervals. Further, a cleaning part is supported by the case and placed in a space between the lobes and cleans the rotation body. | 09-18-2008 |
20080294382 | Method and apparatus for pump fault prediction - Example embodiments relate to a method and apparatus for pump fault prediction. A method of predicting a pump fault according to example embodiments may include collecting data in real time for qualitative variables associated with a pump and a corresponding semiconductor fabricating process, wherein the pump is configured to create a vacuum in a chamber during the semiconductor fabricating process. Principal components may be identified based on the collected data. Principal components exerting a primary influence on the operation of the pump may be selected from the identified principal components. A management variable may be generated to represent variations of the selected principal components. The management-variable may be monitored in real time to predict a pump fault. A pump fault prediction apparatus according to example embodiments may include a sensor connected to a pump to collect data in real time for qualitative variables associated with the pump and a corresponding semiconductor fabricating process. A controller may be connected to the sensor and may determine that the pump is in an abnormal state if the management variable (e.g., T | 11-27-2008 |
20100009883 | METHOD OF CLEANING A QUARTZ PART - A cleaning solution for a quartz part and a method for cleaning the quartz part are provided. The cleaning solution includes from about 5 to about 35 wt % of an ammonium compound, from about 7 to about 55 wt % of an acidic oxidizing agent, from about 5 to about 30 wt % of a fluorine compound and a remaining amount of water. Residual thin films and impurities on the surface of the quartz part may be removed while reducing the damage onto the quartz part. | 01-14-2010 |
20100009885 | COMPOSITION FOR REMOVING A PHOTORESIST, METHOD OF PREPARING THE COMPOSITION, METHOD OF REMOVING A PHOTORESIST AND METHOD OF MANUFACTURING A SEMICONDUCTOR DEVICE USING THE COMPOSITION - A composition for removing a photoresist includes about 5 to about 20 percent by weight of an alcoholamide compound, about 15 to about 60 percent by weight of a polar aprotic solvent, about 0.1 to about 6 percent by weight of an additive, and pure water. The alcoholamide compound is chemically structured as follows: | 01-14-2010 |
20110073801 | Composition for etching silicon oxide and method of forming a contact hole using the same - In a composition for etching silicon oxide, and a method of forming a contact hole using the composition, the composition which includes from about 0.01 to about 2 percent by weight of ammonium bifluoride, from about 2 to about 35 percent by weight of an organic acid, from about 0.05 to about 1 percent by weight of an inorganic acid, and a remainder of a low polar organic solvent. The composition may reduce damages to a metal silicide pattern that may be exposed in an etching process performed for forming the contact hole. | 03-31-2011 |
20110130000 | METHODS OF MANUFACTURING A SEMICONDUCTOR DEVICE USING COMPOSITIONS FOR ETCHING COPPER - A method of manufacturing a semiconductor device includes preparing a substrate on which a fuze line containing copper is formed. The method further includes cutting the fuze line by emitting a laser beam, and applying a composition for etching copper to the substrate to finely etch a cutting area of the fuze line and to substantially remove at least one of a copper residue and a copper oxide residue remaining near the cutting area. The composition for etching copper includes about 0.01 to about 10 percent by weight of an organic acid, about 0.01 to 1.0 percent by weight of an oxidizing agent, and a protic solvent. | 06-02-2011 |
20120183696 | PLATING METHOD USING ANALYSIS PHOTORESIST RESIDUE IN PLATING SOLUTION - A plating method includes supplying a plating solution into a plating bath, immersing a first substrate having a lower metal interconnection and a photoresist pattern in the plating solution, performing a first plating process and forming a first plating pattern on the first substrate, removing the first substrate from the plating solution, collecting a sample of the plating solution, analyzing a photoresist residue included in the sample, immersing a second substrate in the plating solution, and performing a second plating process and forming a second plating pattern on the second substrate. | 07-19-2012 |
20120196439 | SEMICONDUCTOR DEVICES AND METHODS OF MANUFACTURING THE SAME - In a method of forming a conductive pattern structure of a semiconductor device, a first insulating interlayer is formed on a substrate. A first wiring is formed to pass through the first insulating interlayer. An etch stop layer and a second insulating interlayer are sequentially formed on the first insulating interlayer. A second wiring is formed to pass through the second insulating interlayer and the etch stop layer. A dummy pattern is formed to pass through the second insulating layer and the etch stop layer at the same time as forming the second wiring. The second wiring is electrically connected to the first wiring. The dummy pattern is electrically isolated from the second wiring. | 08-02-2012 |
Patent application number | Description | Published |
20100160151 | Method for manufacturing ammonia gas absorbent using Fe-zeolite - A method is developed for fabrication of an ammonia gas adsorbent using Fe-zeolite. This method uses Fe-zeolite obtained from municipal waste slag to prepare a gas adsorbent, thereby reusing molten slag as a specified waste so as to improve the value of the waste. To achieve the purpose, the method includes mixing Fe-zeolite powder with a forming adjuvant to prepare a mixture; adding a forming agent to the mixture to obtain a granular Fe-zeolite product; and drying and calcining the obtained granular Fe-zeolite product. Therefore, Fe-zeolite obtained from molten slag as a waste product can be reused as an ammonia gas adsorbent. | 06-24-2010 |
20120219477 | METHOD FOR EXTRACTING RARE EARTH MATERIAL FROM MONAZITE - A method for extracting rare earth elements from monazite is disclosed. The method includes milling a mixture of monazite including phosphates and rare earth elements and sodium hydroxides inside a mill containing a plurality of balls to form powder by colliding the mixture into balls with each other, converting the mixture into rare earth hydroxides and sodium phosphates through the reaction occurring in the process of repeated collision, and extracting rare earth elements from the powder. | 08-30-2012 |
20120269714 | Method of Producing Calcite Capable of Controlling a Grain Size Thereof - Provided is a method of synthesizing high-purity calcite capable of controlling a grain size thereof, by reacting an aqueous calcium chloride solution with CO | 10-25-2012 |
20130287672 | Method for Increasing Efficiency in Mineral Carbonation Using Furnace Slag as Industrial Byproduct - Provided is a method for fixing carbon dioxide, the method includding: pulverizing furnace slag; mixing water and the furnace slag such that the furnace slag is present in a concentration of 5˜15 parts by weight based on 100 parts by weight of water; adding NaOH to the mixture; and supplying carbon dioxide to the decomposed mixture, and then carrying out a hydrothermal reaction, so that carbon dioxide can be stably fixed; the treatment of the furnace slag can lead to ecofriendly effects; and the use of the furnace slag can lead to production of carbonate minerals as the final product. | 10-31-2013 |
20140243575 | METHOD OF REMOVING ASBESTOS FROM ASBESTOS-CONTAINING MATERIALS BY 99% THROUGH LOW TEMPERATURE HEAT TREATMENT - Disclosed is a method of removing asbestos from an asbestos-containing material by 99% through low temperature heat treatment. The method includes mixing an asbestos-containing material with an oxalic acid at a weight ratio in a range of 1:0.002 to 1:1 and performing heat treatment with respect to a mixture at a temperature of 90° C. to 110° C. to remove asbestos from the asbestos-containing material by 99% or more. | 08-28-2014 |
20140318417 | Surface Modification Method of Calcite - Provided is a surface modification method of calcite powder prepared from desulfurized gypsum and heat-treated at a high temperature. According to the surface modification method, hydrophilic calcite powder having polarity may be changed into hydrophobic non-polar calcite powder by safely adsorbing a surface modifier onto a surface of the calcite powder and coating the surface with non-polar fatty acid. Particularly, in the case in which calcite powder heat-treated at a high temperature is hydrophobized, a significantly excellent hydrophobic surface property may be implemented. | 10-30-2014 |
20140378735 | METHOD OF DETOXIFYING ASBESTOS CONTAINED IN WASTE SLATE AND DETOXIFIED ASBESTOS OBTAINED THROUGH THE SAME - Disclosed is a method of detoxifying asbestos of waste slate. The method includes concentrating the asbestos by introducing hydrochloric acid aqueous solution into waste slate powder to dissolve and remove a limestone component contained in the waste slate; and mixing the concentrated asbestos with oxalic acid and performing a low-temperature heat treatment. The waste slate is crushed and pulverized and powder of the crushed and pulverized waste slate is formed in a size in a range of 100 meshes to 300 meshes. The detoxified asbestos includes re-crystallized magnesium oxalate having a rhombohedral or amorphous shape. | 12-25-2014 |
20150050206 | METHOD OF PREPARING CALCIUM CARBONATE USING DIRECT CARBONATION REACTION - Disclosed is a method of preparing calcium carbonate using a direct carbonation reaction. The method includes dissolving fuel gas desulfurization gypsum into an ammonia solution, performing a filtering process after making a carbonation reaction by feeding carbon dioxide into the ammonia solution in which the fuel gas desulfurization gypsum is dissolved, and performing a filtering process after precipitating the calcium carbonate by maintaining a filtered solution in a stationary state. | 02-19-2015 |
Patent application number | Description | Published |
20110209476 | LINEAR SOLAR HEAT GENERATING SYSTEM - An eco-friendly linear solar heat generating system may employ a linear engine with a simple structure using solar heat is employed in place of a conventional Stirling engine with a complicated structure. Magnets and a coil are arranged in a piston and a cylinder, respectively, to thereby generate power in a highly efficient matter, improve installation stability, and enable easy maintenance and repair. | 09-01-2011 |
20110225966 | HEAT PUMP - Disclosed is a heat pump which follows an intermediate form between an ideal Carnot cycle and a Stirling cycle and which, as the same time, has high thermal efficiency as heat is transferred from low temperature to high temperature due to a heat cycle caused by the compression and expansion of a gas by means of an external motive force. The heat pump can comprises: a cylinder which accommodates a working gas on the inside; a heat discharge part which is located at the front end part of the cylinder, and which discharges, to the outside, heat created in the working gas during the compression of the working gas; a heat absorption part which is located at the lower end part of the cylinder, and which is formed in such a way that the working gas absorbs heat from the outside when the working gas expands; a piston which is housed inside the cylinder in such a way as to describe a linear reciprocating motion, and which is formed with an opening in such a way that the working gas makes direct contact with either the heat discharge part or the heat absorption part, and which includes the compression and the expansion of the working gas; and drives part which supplies a motive force to the piston in such a way that the piston moves with a linear reciprocating motion relative to the cylinder. | 09-22-2011 |
20110227347 | HEAT ENGINE - Disclosed is a heat engine following an intermediate form between an ideal Carnot engine and a Stirling engine and having high thermal efficiency. The heat engine includes a cylinder in which operating gas is filled; a high temperature heater which heats a front end part of the cylinder and thermally expands the operating gas; a low temperature cooler which cools a rear end part of the cylinder and contracts the operating gas; and a piston which is accommodated inside the cylinder to rectilinearly reciprocate as the operating gas is thermally expanded and contracted, and includes a heat opening to make the operating gas directly contact the high temperature heater or the low temperature cooler. | 09-22-2011 |
20110277472 | HEAT ENGINE USING SOLAR ENERGY - A heat engine using solar energy is disclosed. The heat engine in accordance with an embodiment of the present invention includes a first body, a second body and a solar concentrator, and can have highly efficient thermal cycles by allowing a first piston assembly and a second piston assembly to reciprocate opposite directions with respect to each other inside a first cylinder and a second cylinder, respectively, as first operating gas and fourth operating gas or second operating gas and third operating gas thermally expand alternately. | 11-17-2011 |
Patent application number | Description | Published |
20120023978 | REFRIGERATOR AND DRIVING METHOD THEREOF - A refrigerator and a driving method thereof are disclosed. A primary compressor and a secondary compressor can form independent cycles together with corresponding evaporators so as to reduce unnecessary power consumption. Also, a backflow prevention valve is installed between the primary and secondary compressors to prevent an increase in pressure of the secondary compressor, or an auxiliary heat exchanger is installed at the outlet side of a second evaporator with high temperature to allow heat exchange of an outlet side pipe of a first evaporator with low temperature so as to shift a load of a freezing chamber into a relatively large refrigerating chamber, thereby improving efficiency of the refrigerator. In addition, an oil separator or an oil collection pipe is installed at the outlet sides of the compressors or an oil balancing pipe and an oil balancing valve are installed between the compressors, so as to uniformly maintain an oil amount between the compressors. | 02-02-2012 |
20120023980 | REFRIGERATOR AND CONTROLLING METHOD OF THE SAME - Disclosed are a refrigerator and a controlling method of the same. A change amount of a refrigerating chamber temperature, or a change amount of a freezing chamber temperature may be calculated per time period, and a load corresponding driving may be executed based on the calculated change amount. This may allow the load corresponding driving to be executed more precisely, reduce power consumption, and enhance stability and efficiency of a system. | 02-02-2012 |
20120023981 | REFRIGERATOR AND DRIVING METHOD THEREOF - A refrigerator and a driving method thereof are disclosed. The number of vibration of each compressor, evaporation temperature of each evaporator, or an open time of a refrigerant switching valve is detected to determine whether the flow of refrigerant is biased so as to adjust a cooling capability of the compressor or an open value or open time of a refrigerant switching valve, thereby uniformly distributing the refrigerant into first and second evaporators. Accordingly, the refrigerator can be driven with an independent refrigeration cycle corresponding to a load of a freezing chamber or a refrigerating chamber, resulting in reduction of unnecessary power consumption of the refrigerator. | 02-02-2012 |
20120023986 | REFRIGERATOR - A refrigerator includes a heat transfer unit, which transfers heat generated from a machine room within a refrigerator main body to a periphery of a home bar so as to remove dew formed at the periphery of the home bar, and an insulating unit for surrounding an outer circumference of the heat transfer unit. The refrigerator further includes a heating unit installed to be thermally conductive with the heat transfer unit, and a non-conductive cover for covering the heat transfer unit and the heating unit. Consequently, waste heat generated from the machine room, other than a separate power supply unit, can be used to prevent dew formation at the periphery of the home bar, so as to remarkably reduce power consumption. | 02-02-2012 |
20120067075 | REFRIGERATOR - A refrigerator includes a refrigerator main body having a storage space to store foods and a machine room to accommodate a part of a refrigerant compression cycle apparatus, a condenser disposed between a bottom surface of the refrigerator main body and a lower surface of the storage space, at least one compressor disposed within the machine room, and a blow fan to form an air passage through which external air passed through the condenser is supplied into the compressor and discharged out of the machine room. | 03-22-2012 |
20120312034 | REFRIGERATING CYCLE APPARATUS AND METHOD FOR OPERATING THE SAME - A refrigerating cycle apparatus and a method of operating the same are provided. For a refrigerating cycle having a plurality of compressors connected in series for multi-stage compression, an inner space of each compressor and a pipe of the refrigerating cycle may be connected via an oil collection pipe, and oil may be discharged into the refrigerating cycle by pressure reversal during a pressure balancing operation, so as to allow the discharged oil to be collected into a high-stage compressor or a low-stage compressor. Accordingly, an amount of oil may be uniformly maintained in each of the plurality of compressors to prevent losses due to friction and/or increases in power consumption due to a lack of oil in one or more of the compressors. The structure of a device and pipes for performing oil balancing between the compressors may be simplified to enhance efficiency of the compressors. | 12-13-2012 |
20150068229 | REFRIGERATING CYCLE APPARATUS AND METHOD FOR OPERATING THE SAME - A refrigerating cycle apparatus and a method of operating the same are provided. For a refrigerating cycle having a plurality of compressors connected in series for multi-stage compression, an inner space of each compressor and a pipe of the refrigerating cycle may be connected via an oil collection pipe, and oil may be discharged into the refrigerating cycle by pressure reversal during a pressure balancing operation, so as to allow the discharged oil to be collected into a high-stage compressor or a low-stage compressor. Accordingly, an amount of oil may be uniformly maintained in each of the plurality of compressors to prevent losses due to friction and/or increases in power consumption due to a lack of oil in one or more of the compressors. The structure of a device and pipes for performing oil balancing between the compressors may be simplified to enhance efficiency of the compressors. | 03-12-2015 |
Patent application number | Description | Published |
20100103436 | IMAGE FORMING APPARATUS AND METHOD - An image forming apparatus includes a communication interface unit to receives an XML paper specification (XPS) file, an XPS file processing unit which converts the XPS file into an output data corresponding to printing paper to print the XPS file using information regarding the height and width of a FixedPage in the XPS file, and a control unit which controls the image forming apparatus to print the output data. Accordingly, even when an XPS file does not include information regarding printing paper, a user can select and print printing paper suitable for the user's demand. | 04-29-2010 |
20110058204 | PRINTING CONTROL APPARATUS, IMAGE FORMING APPARATUS, AND PRINTING CONTROL METHOD - A printing control apparatus is provided. The printing control apparatus includes a user interface to set a printing option for a document to be printed, an extraction unit to determine whether the set printing option is a printing option for pre-processing, a generation unit to generate a setting file corresponding to the pre-processing printing option if the printing option is the pre-processing printing option, a conversion unit to convert an XPS file into an enhanced XPS file that includes the generated setting file, and a controller to transmit the enhanced XPS file to the image forming apparatus. | 03-10-2011 |
20110134464 | PRINTING CONTROL APPARATUS AND PRINTING CONTROL METHOD - A printing control apparatus includes a user interface to display at least one of pre-stored hierarchical printing options if a command to print an XPS file is received, an analysis unit to analyze a hierarchical structure of the XPS file, an applying unit to apply a pre-stored hierarchical printing option selected from among the at least one displayed hierarchical printing options to the hierarchical structure of the XPS file, and a communication interface to transmit the XPS file to which the hierarchical printing option is applied to the image forming apparatus. Therefore, a user can hierarchically set frequently used hierarchical printing options in a convenient manner. | 06-09-2011 |
20110149339 | IMAGE FORMING APPARATUS AND METHOD OF DISTINGUISHING XPS FILE - An image forming apparatus including a communication interface to receive printing data from the external device, a determiner to determine whether the received printing data is a compressed file, an extractor to extract a file name in at least one local file header of the printing data, when the received printing data is the compressed file, a distinguisher to determine presence or absence of an XPS file (extensible markup language paper specification file) by comparing an extension of the extracted file name with a predefined extension to distinguish the XPS file, and an image former to print the printing data in the determined XPS file. | 06-23-2011 |
20130188201 | IMAGE FORMING APPARATUS AND METHOD - An image forming apparatus includes a communication interface unit to receives an XML paper specification (XPS) file, an XPS file processing unit which converts the XPS file into an output data corresponding to printing paper to print the XPS file using information regarding the height and width of a FixedPage in the XPS file, and a control unit which controls the image forming apparatus to print the output data. Accordingly, even when an XPS file does not include information regarding printing paper, a user can select and print printing paper suitable for the user's demand. | 07-25-2013 |
20140126007 | METHOD OF PROCESSING XPS DOCUMENT AND IMAGE FORMING APPARATUS TO PERFORM THE SAME - A method of processing an extensible markup language (XML) Paper Specification (XPS) document according to the present general inventive concept includes receiving a request to print an XPS document at an image forming apparatus, confirming namespaces declared in a PrintTicket of the XPS document, selecting a namespace of which information for processing is not stored in the image forming apparatus from among the confirmed namespaces, processing an option set for the selected namespace on the basis of a user's input or current setting value and interpreting the PrintTicket and printing the XPS document. | 05-08-2014 |
20140168684 | IMAGING FORMING APPARATUS AND METHOD - An image forming apparatus includes a communication interface unit to receives an XML paper specification (XPS) file, an XPS file processing unit which converts the XPS file into an output data corresponding to printing paper to print the XPS file using information regarding the height and width of a FixedPage in the XPS file, and a control unit which controls the image forming apparatus to print the output data. Accordingly, even when an XPS file does not include information regarding printing paper, a user can select and print printing paper suitable for the user's demand. | 06-19-2014 |
Patent application number | Description | Published |
20090261998 | APPARATUS AND METHOD FOR SIGMA-DELTA ANALOG TO DIGITAL CONVERSION - A method and apparatus are provided for sigma-delta (ΣΔ) analog to digital conversion, the method including receiving an analog signal, sampling the received signal, comparing the sampled signal with a constant reference voltage, providing at least one high-order bit responsive to the constant reference comparison, comparing the sampled signal with a variable reference voltage, providing at least one low-order bit responsive to the variable reference comparison, and combining the at least one high-order bit with the at least one low-order bit; and the apparatus including a comparator, a first ADC portion supplying the comparator with a constant reference voltage for providing at least one high-order bit, and a second ADC portion supplying the comparator with a variable reference voltage for providing at least One low-order bit. | 10-22-2009 |
20090289823 | Sigma-delta analog-to-digital converter and solid-state image pickup device - A sigma-delta analog-to-digital converter may include a sigma-delta modulator and a decimation filter. The sigma-delta modulator may convert a first analog input signal into a first bit stream having a first pattern using sigma-delta modulation and convert a second analog input signal into a second bit stream having a second pattern using the sigma-delta modulation. The decimation filter may integrate the number of bits having a particular value in the first bit stream, output a first digital value, calculate a bitwise complement value of the first digital value, integrate the number of bits having the particular value in the second bit stream with the bitwise complement value of the first digital value as an initial value of a second digital value, and output the second digital value. | 11-26-2009 |
20090295956 | Decimation filters, analog-to-digital converters including the same, and image sensors including the converters - An image sensor includes an analog-to-digital converter (ADC) and a decimation filter. The decimation filter includes a first digital data generator and a second digital data generator. The first digital data generator is configured to integrate sigma-delta modulated M-bit pixel data and output N-bit pixel data based on an integration result. The second digital data generator is configured to integrate the N-bit pixel data, generate P-bit pixel data based on an integration result, and output the P-bit pixel data as decimated data. | 12-03-2009 |
20120229204 | SWITCHED CAPACITOR CIRCUIT - According to the present invention, a switched capacitor circuit comprises: an inverting amplifier for removing the offset by using a chopper stabilization circuit; a sampling unit which is connected between an input terminal and the inverting amplifier; and a feedback unit which is connected to the inverting amplifier in parallel. | 09-13-2012 |