Patent application number | Description | Published |
20080228642 | System and Method for Payment Receipt Using 2D Code - A payment receipt system is provided. The payment receipt system comprises: a receipt management database for managing at least information on the payers who have to pay and the payment amount that the respective payers have to pay for a certain period; and a payee server including an information extracting part for extracting information including the information on the payers and the payment amount from the receipt management database, a code converting part for converting the extracted information into a two-dimensional (2D) code, a bill forming part for making out a bill for payment with the converted 2D code attached thereto, a bill transmitting part for transmitting the bill for payment to a receiver of the payer, and a controller receiving information on the payers who have completed a payment from a financial institution server. | 09-18-2008 |
20090237586 | DISPLAY ASSEMBLY AND DISPLAY DEVICE HAVING THE SAME - In accordance with one or more embodiments of the present disclosure, a display assembly received in a cover by the front mounting method, a combining recess is formed on a corner formed at which a side part and an upper portion of a supporting part meet together, and a first hole is formed on a bottom of the combining recess. A first opening exposing the first hole is formed in a top surface part of a front receiving frame. A bottom part of a rear receiving frame supporting a rear face of a display module has a second hole corresponding to the first hole. An incision portion opening the sidewall part of the rear receiving frame exposes the second hole, the first reinforcement member is bent around an edge of the sidewall part, and connects the opposite edges. As such, the width of a frame of the cover is reduced, and the rear receiving frame improves the strength against external force. | 09-24-2009 |
20100073596 | BACKLIGHT ASSEMBLY HAVING AN ELASTIC SUPPORTING MEMBER FOR SUPPORTING OPTICAL MEMBER AND A DISPLAY APPARATUS HAVING THE SAME - A backlight assembly which includes a light source generating light supplied to the liquid crystal panel, optical members controlling characteristics of the light provided from the light source, a receiving container including a receiving area receiving the light source and the optical members, a rear surface defining a plane, and a first recess protruding toward the receiving area from an exterior of the receiving container and an elastic supporting member assembled to the first recess of the receiving container, and supporting the optical members. The first recess has a depth from the plane of the rear surface, such that the supporting member does not protrude past the plane of the rear surface of the receiving container. | 03-25-2010 |
20110037920 | DISPLAY DEVICE - A display device including a display panel which displays images, an intermediate frame on which the display panel is seated, a lower receptacle which includes a first receiving portion including a bottom plate and sidewalls, and a second receiving portion separate from the first receiving portion, and a light source unit which includes an alignment plate and a point light source mounted on the alignment plate. The light source unit contacts the sidewalls of the lower receptacle, and the first receiving portion is coupled with the intermediate frame. | 02-17-2011 |
20120007758 | SUCCESSIVE APPROXIMATION ANALOG TO DIGITAL CONVERTER AND METHOD OF ANALOG TO DIGITAL CONVERSION - An analog to digital converter includes a digital to analog converting circuit, a comparator and a signal processing circuit. The digital to analog converting circuit samples and holds an analog input signal, and converts digital output data to an analog signal to generate a hold voltage signal. The comparator compares the hold voltage signal with a reference voltage signal in response to a rising edge and a falling edge of a clock signal to generate a comparison output voltage signal. The signal processing circuit performs successive approximation based on the comparison output voltage signal to generate the digital output data. | 01-12-2012 |
20120081243 | DIGITAL-TO-ANALOG CONVERTER, ANALOG-TO-DIGITAL CONVERTER INCLUDING SAME, AND SEMICONDUCTOR DEVICE - Provided are a capacitor digital-to-analog (DAC), an analog-to-digital converter (ADC) including the capacitor DAC, and a semiconductor device. The DAC includes at least one dummy capacitor configured to cause capacitors included in a capacitor array to have a capacitance that is an integer multiple of the capacitance of a unit capacitor. | 04-05-2012 |
20120176102 | POWER CONTROL METHOD AND APPARATUS FOR TRACKING MAXIMUM POWER POINT IN A PHOTOVOLTAIC SYSTEM - A power control method for tracking a Maximum Power Point (MPP) in a photovoltaic system including a solar cell and a boost converter. The power control method includes finding the MPP by applying a continuous ON/OFF signal to the boost converter as a first control signal for controlling a duty ratio of the boost converter, and maintaining an operating point of the photovoltaic system at the MPP by applying a second control signal for controlling the duty ratio to the boost converter depending on a constant-voltage command. In tracking an MPP in a photovoltaic system, an MPPT algorithm may remain at the MPP, without self oscillation, improving fast dynamic characteristics upon a change in solar radiation. | 07-12-2012 |
20130154848 | METER CAPABLE OF HAVING COMMUNICATION SECURITY AND DATA TRANSMITTING/RECEIVING SYSTEM USING THE SAME - Disclosed is a meter capable of having communication security and a data transmitting/receiving system using the same, the system being such that a the server generates a public key and a private key corresponding to the public key, and transmits the public key to a meter, and the meter comprises a communication unit receiving the public key from a first communication unit, a frame generating unit encoding the data frame using the public key, and a controller controlling the communication unit to allow transmitting the encoded data frame. | 06-20-2013 |
20130335245 | SUCCESSIVE APPROXIMATION ANALOG TO DIGITAL CONVERTER AND METHOD OF ANALOG TO DIGITAL CONVERSION - An analog to digital converter includes a digital to analog converting circuit, a comparator and a signal processing circuit. The digital to analog converting circuit samples and holds an analog input signal, and converts digital output data to an analog signal to generate a hold voltage signal. The comparator compares the hold voltage signal with a reference voltage signal in response to a rising edge and a falling edge of a clock signal to generate a comparison output voltage signal. The signal processing circuit performs successive approximation based on the comparison output voltage signal to generate the digital output data. | 12-19-2013 |
20140043563 | BACKLIGHT DEVICE AND LIQUID DISPLAY DEVICE INCLUDING THE SAME - A backlight device includes a light guide plate including a plurality of edges and a light source bar. At least one of the plurality of edges includes a depression, the light source bar is positioned within the depression and includes a plurality of light sources, and the plurality of light sources emit light in different directions. | 02-13-2014 |
20140049403 | REMOTE INSPECTION SYSTEM AND COMMUNICATION METHOD THEREOF - A remote inspection system and a communication method thereof are provided. According to exemplary embodiments, the system may be implemented such that desired inspection data can be received from a meter only after unlocking the meter, by setting the meter to a lock state using an inherent obis code at the beginning and receiving a corresponding unlock obis code from a remote inspection server. This may result in further enhancement of security levels of the meter and the system. | 02-20-2014 |
20140268656 | DISPLAY DEVICE - A display device including a display panel which displays images, an intermediate frame on which the display panel is seated, a lower receptacle which includes a first receiving portion including a bottom plate and sidewalls, and a second receiving portion separate from the first receiving portion, and a light source unit which includes an alignment plate and a point light source mounted on the alignment plate. The light source unit contacts the sidewalls of the lower receptacle, and the first receiving portion is coupled with the intermediate frame. | 09-18-2014 |
20150015200 | ADD-ON COMMUNICATION APPARATUS ATTACHED TO CABLE INSTALLMENT TYPE CHARGING CONTROL DEVICE - An add-on communication apparatus is attached to cable installment type charging control device integrally attached to an electric vehicle charging cable assembly. A wireless communication unit wirelessly communicates with a terminal device. An infrared light receiving diode receives an infrared light having a digital pattern representing an attachment check response signal and receives an infrared light having a digital pattern representing electric vehicle charging related information from the cable installment type charging control device. An attachment check unit checks whether the add-on communication device is attached to the cable installment type charging control device on the basis of the first digital pattern. The attachment check unit changes a state of the add-on communication device on the basis of whether the add-on communication device is attached to the cable installment type charging control device. | 01-15-2015 |
20150015201 | CHARGING DEVICE ASSEMBLY FOR ELECTRIC VEHICLE - Provided is a charging device assembly for an electric vehicle. The assembly includes a cable connecting the electric vehicle to a power supply unit, a charge control device coupled with the cable, a main bracket, to which the charge control device is attached to be detachable, and an ad-on communication device couplable with the main bracket. Herein, the charge control device includes an ad-on communication unit for wireless short-distance communication. The ad-on communication device includes a charge control device communication unit for wireless short-distance communication with the charge control device and a terminal communication unit for wireless communication with a terminal displaying one of charging operation and state of the electric vehicle. | 01-15-2015 |