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Document |
Document Title |
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7421338 |
Robot system
A robot system including a beacon provided with a transmitting part to transmit a light for location determination, and a mobile robot provided with a receiving part to receive the light. The robot...
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7421074 |
Security system using RSA algorithm and method thereof
A security system using an RSA algorithm that includes a key input section for receiving a secret key and a public key used in one of encryption and decryption of a message, a random coefficient...
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D575883 |
Lamp for oven
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D575806 |
Refrigerator
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D575760 |
Portable telephone
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D575759 |
Cellular phone
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D575757 |
Portable phone
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D575756 |
Portable phone
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D575755 |
Portable telephone
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D575754 |
Cellular phone
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D575753 |
Portable phone
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D575575 |
Microwave oven
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D575574 |
Microwave oven
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D575573 |
Microwave oven
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7418638 |
Semiconductor memory device and method for testing memory cells using several different test data patterns
There is provided a memory device in which memory cells may be tested using several different test data patterns. The memory device may include a switch unit, a plurality of storage units, and a...
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7418555 |
Multiprocessor system and method to maintain cache coherence
A multiprocessor system may have a plurality of processors and a memory unit. Each of the processors may include at least one cache memory. The memory unit may be shared by two of the processors....
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7418535 |
Bus system and method of arbitrating the same
A bus system, which may prevent data from being incorrectly transferred when an early termination occurs during a burst mode, may include a bus, for example, an advanced high-performance bus (AHB),...
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7418361 |
Method of correcting speed of encoder and apparatus therefor
A method of correcting the speed of an encoder and an apparatus therefor are provided. The method includes the steps of detecting an electrical signal corresponding to a driving speed of a motor,...
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7418270 |
Apparatus and method for optimal power allocation between data and voice in a 1xEV-DV wireless network
A base station for use in a 1xEV-DV wireless network comprising: 1) a radio frequency (RF) transceiver for transmitting to mobile stations in voice traffic channels and in at least one packet data...
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7418262 |
Mobile terminal for automatically managing country code and method for storing/finding phone number using the same
A mobile terminal for providing a mobile service and a method for storing and finding a phone number using the mobile terminal. The mobile terminal stores and manages country code information, a...
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7418246 |
Physical layer unit for transmitting or receiving various signals, wireless LAN system including the same, and wireless LAN method using the wireless LAN system
A physical layer unit (PLU) for receiving (and transmitting) various signals, a wireless Local Area Network (LAN) system including the PLU, and a wireless LAN method using the wireless LAN system....
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7418221 |
Transfer unit used with image forming apparatus
A transfer unit used with an image forming apparatus includes an upper housing having a transfer belt of an endless track structure to transfer an image from a photoconductive unit of a main body...
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7418219 |
Image forming apparatus including support member to maintain interval between eject tray and image reading device
An image forming apparatus includes: an image recording device having an eject tray on a top thereof, and recording an image on a recording medium corresponding to input image data and discharging...
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7418204 |
Passive optical network system providing simultaneously both broadcasting service and data service
A passive optical network system is disclosed that simultaneously provides both broadcasting service and data service. The passive optical network (PON) amplifies the optical signals for the...
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7418158 |
Method and apparatus for detecting film source using frequency transform
Provided is a method and apparatus for detecting a film source using Frequency Transform. The method includes: performing predetermined Frequency Transform on a predetermined reference pattern and...
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7418154 |
Methods of suppressing ringing artifact of decompressed images
A suppression method that provides adaptive (i.e., selective) processing of an input picture to generate an enhanced output picture with ringing-like areas of the input picture suppressed. For each...
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7418059 |
Digital broadcast signal reproducing system and method
A digital broadcast signal reproducing system including a first board having a tuner receiving a digital broadcast signal; a second board removably combined with the first board, the second board...
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7418041 |
Transmitting/receiving apparatus and method for reducing PAPR in an OFDM mobile communication system
A block coding apparatus and method in an OFDM mobile communication system are provided. They reduce PAPR to 3 dB or less, while increasing a traditional block coding rate by twice, by use of...
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7418024 |
High power vertical external cavity surface emitting laser
Provided is a vertical external cavity surface emitting laser (VECSEL) including: a bottom DBR mirror formed on a substrate; an RPG layer formed on the bottom DBR layer; a capping layer formed on...
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7417998 |
Wireless network device and communication method using the wireless network device
A wireless network device and a communication method using the wireless network device are provided to simplify an association process of the device moving over different wireless networks and to...
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7417997 |
Method for communication in coordinator-based wireless network and method for communication between coordinator-based wireless networks connected through backbone network
A method for communication between first and second coordinator-based wireless networks connected through a backbone network is provided. The method includes receiving a frame indicating data...
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7417996 |
Method and apparatus for communication between coordinator-based wireless network and different type of network which are interconnected through a backbone network
A method and an apparatus for communication between a coordinator-based wireless network and a different type of network interconnected through a wired backbone network by means of a wired/wireless...
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7417964 |
Transmission apparatus and method for use in mobile communication system based on orthogonal frequency division multiplexing scheme
A transmitter for a mobile communication system based on an OFDM scheme and a method for controlling the same. The transmitter can implement a characteristic of a multiple access scheme based on an...
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7417940 |
Apparatus for and method of controlling photo diode using digital potentiometer
An optical pick up, including: a laser diode which outputs a light in response to an input current; a photo diode which receives the light and outputs a voltage; a digital potentiometer which...
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7417936 |
Optical pickup reducing noise and polarization changer
An optical pickup includes a laser light source, an objective lens which focuses light emitted from the laser light source on an optical information storing medium, an optical path changer which...
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7417934 |
Optical pickup
An optical pickup used to record information on and/or reproduce information from an optical recording medium, the optical pickup including an optical module to emit a light beam; and a front...
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7417927 |
Method of and apparatus for managing disc defects using temporary defect management information (TDFL) and temporary defect management information (TDDS), and disc having the TDFL and TDDS
A disc having an updatable defect management area used by an apparatus for managing defects on the disc, the disc including a user data area which includes user data, a spare area that is a...
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7417917 |
Column decoder of semiconductor memory device, and method of generating column selection line signal in semiconductor memory device
A column decoder of a semiconductor memory device includes an internal address output circuit, an address decoder, and a control circuit. The internal address output circuit converts an external...
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7417902 |
Input circuit for a memory device, and a memory device and memory system employing the input circuit
In one embodiment, the input circuit includes a receiver circuit that generates a data signal based on a pair of differential data signals. A detecting circuit detects an offset voltage between the...
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7417896 |
Flash memory device capable of reduced programming time
A flash memory device and related method of operation are provided. The device generally comprises a word line voltage generator circuit configured to generate a word line voltage based on...
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7417895 |
Nor flash memory and erase method thereof
A NOR flash memory includes a plurality of main cells, a plurality of main word lines, a plurality of dummy cells, and a plurality of dummy word lines. The main cells are electrically connected to...
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7417887 |
Phase change memory device and method of driving word line thereof
A method and device for driving the word lines of a phase change memory device is provided. The method may include applying a first voltage level to non-selected word lines and a second voltage...
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7417874 |
Information processing apparatus having detachable front and rear covers
An information processing apparatus includes a circuit unit, a front cover to support the circuit unit, a rear cover combined with the front cover with the circuit unit disposed therebetween, a...
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7417870 |
Multi-layer board with decoupling function
A multi-layer board having a superior decoupling function in a low frequency band and a radio frequency band. The multi-layer board includes a board body having a plurality of stacked dielectric...
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7417865 |
Semi-automatic sliding device for sliding-type portable terminal
Disclosed herein is a semi-automatic sliding device for a sliding-type portable terminal that includes a stationary member, a movable member adapted to slide under constraint while facing the...
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7417863 |
Cooling device for folder type portable wireless terminal
Disclosed is a cooling device for a folder type portable wireless terminal including a main body and an openable folder coupled with the main body. In the cooling device, a cooling plate is...
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7417859 |
Heat radiating assembly for plasma display apparatus and plasma display apparatus including the same
A heat radiating assembly employable by a plasma display apparatus for radiating heat generated by a signal transmission unit, which transmits electric signals from a circuit unit that drives a...
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7417709 |
Method and apparatus for exposing semiconductor substrates
Provided are methods and apparatus for exposing multiple substrates within a single exposing apparatus using only a single light source wherein a first substrate is exposed in a series of steps or...
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7417700 |
Optical sheet assembly and liquid crystal display apparatus having the same
A liquid crystal display panel includes a liquid crystal layer having a twist angle of ±10 degree. An upper polarizer is disposed over an upper substrate of the liquid crystal display panel, and...
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7417699 |
LCD display with mirror function having top reflective polarizer and reflective black matrix
The liquid crystal display device having a mirror function includes a back light assembly, a liquid crystal display panel, a first polarizing plate, a selective reflection polarizing plate and a...
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