Patent application number | Description | Published |
20120056834 | Display Device Having Touch Sensor and Method for Driving the Same - The present invention relates to a display device having a touch sensor in which the touch sensor is driven in a period which has a small noise component from the display device to reduce influence from the noise for minimizing a touch error; and a method for driving the same. | 03-08-2012 |
20130342498 | Touch Panel and Image Display Device Including the Same - A self capacitance type touch panel includes a touch driver including a plurality of touch ICs; and a touch unit including a plurality of touch groups that are controlled by the plurality of touch ICs, respectively, wherein each of the plurality of touch groups includes a plurality of pattern electrodes, and some touch ICs selected from the plurality of touch ICs apply sensing voltages to respective corresponding touch groups at a same timing. | 12-26-2013 |
20140027506 | MULTIFUNCTION SMART CARD - The disclosure is related to providing a payment processing service and a near field communication (NFC) tag processing service through the single smart card. The smart card may store identification (ID) information of one of a payment card and a NFC tag at a first memory sector and store associated information for providing a related service as the payment card and the NFC tag at predetermined memory sectors. The smart card may be also implemented with a NFC tag applet providing the ID information and the associated information as the NFC tag to the user terminal. The smart card may be recognized as the NFC tag while storing the ID information for the payment card at the first memory sector in the memory or as the payment card while storing the ID information for the NFC tag at the first memory sector in the memory. | 01-30-2014 |
20140049486 | DISPLAY DEVICE HAVING A TOUCH SCREEN AND METHOD OF DRIVING THE SAME - A display device including a touch screen and method of driving the same are provided. In a method of driving display device including a touch screen, the display device including a panel including a plurality of gate lines, and a plurality of electrodes respectively corresponding to the plurality of gate lines, the method includes: applying, by a display driving unit, a gate signal to a subset of the plurality of gate lines, applying, by a touch sensing unit: a common voltage to a first subset of the plurality of electrodes corresponding to the subset of the plurality of gate lines, and the touch scan signal to a second subset of the plurality of electrodes, other than the first subset of the plurality of electrodes. | 02-20-2014 |
20140049508 | DISPLAY DEVICE HAVING A TOUCH SCREEN AND METHOD OF DRIVING THE SAME - A display device including a touch screen and method of driving the same are provided. In a method of driving display device including a touch screen, the display device including a panel including a plurality of gate lines, and a plurality of electrodes respectively corresponding to the plurality of gate lines, the method includes: applying, by a touch sensing unit, a touch scan signal to a display driving unit, applying, by the display driving unit: a gate signal to a subset of the plurality of gate lines, a common voltage to a first subset of the plurality of electrodes, corresponding to the subset of the plurality of gate lines, and a touch scan signal to a second subset of the plurality of electrodes, other than the first subset of the plurality of electrodes. | 02-20-2014 |
20140122878 | SECURITY MANAGEMENT IN M2M AREA NETWORK - The disclosure is related to a machine to machine (M2M) device and a security management method thereof. The M2M device includes an identification circuit. The identification circuit may be configured to encrypt data collected from a sensor with a device identification (ID) of the M2M device and at least one subscriber ID of the identification circuit and to generate a data packet in a predetermined communication standard format by including the encrypted data in a payload of the data packet. | 05-01-2014 |
20140160062 | Display Device and Touch Sensing Method Thereof - Disclosed is a display device. The display device includes a timing controller and a touch sensing unit. The timing controller temporally divides one frame period and drives a display panel such that a display mode for displaying an image in the display panel and a touch mode for sensing a user's touch are alternately driven. The touch sensing unit detects the user's touch with a DTX compensation value calculated by multiplying a DTX weight value and a maximum DTX amplitude of a touch sensing block which is obtained when a maximum grayscale value is applied to a plurality of pixels corresponding to the touch sensing block, in the touch mode. The DTX weight value is calculated by substituting an average value of grayscale values applied to the plurality of pixels corresponding to the touch sensing block into a normalization curve. | 06-12-2014 |
20140160086 | Display Device and Touch Sensing Method Thereof - Disclosed is a display device. The display device includes a timing controller temporally dividing one frame period and driving a display panel such that a display mode for displaying an image in the display panel and a touch mode for sensing a user's touch are alternately driven, and a touch sensing unit detecting the user's touch with a touch raw data difference between adjacent touch sensing blocks in the touch mode. In the display mode, the touch sensing unit generates a display compensation value for compensating for an error of the touch raw data due to a differential of display data applied to the adjacent touch sensing blocks to detect the user's touch. | 06-12-2014 |
20140168137 | Display Device and Touch Sensing Method Thereof - Disclosed is a display device. The display device includes a timing controller temporally dividing one frame period and driving a display panel such that a display mode for displaying an image in the display panel and a touch mode for sensing a user's touch are alternately driven, and a touch sensing unit setting a plurality of compensation areas including at least one or more touch sensing blocks, and differentially applying DTX compensation values by compensation area to sense the user's touch in the touch mode. Each of the touch sensing blocks is a sensing unit for a user's touch. | 06-19-2014 |
20140207696 | SHARING PURCHASING INFORMATION - The disclosure is related to sharing purchasing information among consumer using near field communication feature of user equipment. First user equipment may transfer purchasing information to second user equipment and the second user equipment may conveniently and instantly repurchase the same good or service, which the first user equipment purchases, based on the purchasing information. | 07-24-2014 |
20140210771 | DISPLAY DEVICE INTEGRATED WITH TOUCH SCREEN AND METHOD OF DRIVING THE SAME - Disclosed are a display device integrated with a touch screen and a method of driving the same, the display device comprising: a touch panel comprising a touch electrode which is disposed in each of a plurality of pixels defined by intersections between a plurality of gate lines and a plurality of data lines; a display driver supplying data voltages for displaying an image to the respective pixels during a display period, and supplying an initialization data voltage for initializing a capacitance of the touch electrode to each pixel during a touch sensing period; and a touch driver sensing the capacitance of the touch electrode to detect a touched position during the touch sensing period. The display device integrated with the touch screen and the method of driving the same according to the present invention initialize capacitances of the touch electrodes to the same value irrespective of image data of the pixels being changed from black to white during the display period, thus preventing the occurrence of a touch error due to a screen change. | 07-31-2014 |
20140236697 | MANAGING DIGITAL COUPONS - Described embodiments provide a device for storing and managing a coupon in a smart card. Such a device may include a receiver, a sensor, a writer, and a reader. The receiver may be configured to receive at least one of a write request and a read request from a user where the read request is for reading a selected coupon from the smart card and the write request is for writing a selected coupon the smart card. The sensor may be configured to sense a near field communication (NFC) tag included in a smart card when the smart card is located within a predetermined distance from the device. The writer may be configured to store coupon data of a selected coupon in the smart card in response to the write request. The reader may be configured to read coupon data stored in the smart card in response to the read request. The smart card may be a combi card capable of radio frequency communication with other entities. | 08-21-2014 |
20150031155 | DEPOSITION APPARATUS AND METHOD OF MANUFACTURING ORGANIC LIGHT EMITTING DISPLAY APPARATUS BY USING THE SAME - A deposition apparatus includes a stage and a deposition module. The stage holds a substrate. The deposition module faces the substrate. The stage relatively moves in a direction relative to the deposition module. The deposition module includes a first feeding unit and a first light exposure unit. The first feeding unit sprays a first raw material toward the substrate. The first light exposure unit is disposed on at least one side of the first feeding unit and provides light to the at least one raw material sprayed on the substrate. | 01-29-2015 |