Patent application number | Description | Published |
20150042928 | DISPLAY DEVICE - The present invention relates to a display device with improved transparency and appearance, and the display device according to an example embodiment of the present invention includes: a substrate including a plurality of pixel areas having a transparent region and a liquid crystal driving region; a thin film transistor formed on the substrate; a pixel electrode connected to the thin film transistor; a common electrode formed in the liquid crystal driving region on the pixel electrode so as to be spaced apart from the pixel electrode with a microcavity therebetween; a roof layer formed on the common electrode; an injection hole formed in the common electrode and the roof layer so as to expose the microcavity; a liquid crystal layer filling the microcavity; and an overcoat formed on the roof layer so as to cover the liquid crystal injection hole to seal the microcavity, wherein the pixel electrode, the common electrode, the roof layer, and the liquid crystal layer are formed in the liquid crystal driving region. | 02-12-2015 |
20150077680 | METHOD OF MANUFACTURING DISPLAY SUBSTRATE, DISPLAY PANEL AND DISPLAY APPARATUS HAVING THE DISPLAY PANEL - A method of manufacturing a display substrate includes forming a plurality of gate lines, a plurality of data lines and a plurality of transistors on a base substrate, forming an insulating layer on the base substrate on which the transistors are formed and forming a first pixel electrode on the insulating layer in a first area of a pixel area. The pixel area is divided into the first area and a second area. | 03-19-2015 |
20150109566 | LIQUID CRYSTAL DISPLAY AND MANUFACTURING METHOD THEREOF - A liquid crystal display is provided. The liquid crystal display includes a substrate including a reflective area and a transmissive area, a thin film transistor disposed on the substrate, a pixel electrode disposed on the thin film transistor, and a roof layer disposed facing the pixel electrode. The liquid crystal display further includes a plurality of microcavities formed between the pixel electrode and the roof layer, and a liquid crystal material disposed in the plurality of microcavities. The reflective area includes a first cell gap, and the transmissive area includes a second cell gap that is different from the first cell gap. | 04-23-2015 |
20150145895 | DISPLAY APPARATUS AND METHOD OF DISPLAYING AN IMAGE USING THE SAME - A display apparatus includes a display panel, an illumination part, an illumination controller, a luminance compensation part and a data driver. The display panel includes data lines, and is configured to display an image in a first direction. The illumination part is configured to emit illumination light having a first color in a second direction opposite to the first direction. The illumination controller is configured to control the illumination part and output an illumination signal corresponding to an intensity of the illumination light. The luminance compensation part is configured to compensate luminance of an input image data based on the illumination signal to output a data signal, and the data driver is configured to generate a data voltage based on the data signal, and output the data voltage to the data lines. | 05-28-2015 |
20150227002 | DISPLAY DEVICE OPTIMIZED FOR A HUMAN CIRCADIAN RHYTHM - Provided is a display device. The display device includes a display panel and first to third light source units. The display panel includes a plurality of pixels. The first to third light source units are disposed on a rear of the display panel. The first light source unit emits yellow light. The second light source unit emits a first blue light in a first wavelength band. The third light source unit emits a second blue light in a second wavelength band. The second wavelength band includes light of a longer wavelength than light of the first wavelength band. The first wavelength band ranges from about 430 nm to about 455 nm. The second wavelength band may ranges from about 460 nm to about 505 nm. | 08-13-2015 |
20150364091 | DISPLAY DEVICE AND METHOD OF DRIVING DISPLAY DEVICE - A display device and method of driving the display device are disclosed. In one aspect, the display device includes a display panel including a plurality of pixels and a scan driver configured to apply a scan signal having activation and deactivation levels to the pixels. Each of the pixels includes a storage capacitor, a switching transistor, a driving transistor and an emitting element configured to emit light based on an emission current received from the driving transistor. The scan driver is configured to selectively control the activation level of the scan signal so as to control the amount of charge stored in the storage capacitor. The driving transistor is configured to control the emission current based on the amount of charge stored in the storage capacitor. | 12-17-2015 |
Patent application number | Description | Published |
20090005046 | APPARATUS AND METHOD FOR SUPPORTING HANDOVER IN BROADBAND WIRELESS COMMUNICATION SYSTEM - An apparatus and method for supporting a handover from a macro Base Station (BS) to a micro BS in a broadband wireless communication system are provided. The apparatus includes a user layer for requesting scanning information on micro BSs among neighbor BSs and an MIH function for obtaining the scanning information on the micro BSs by interoperating with an MIH server according to the request and for transmitting the obtained information to the user layer. Accordingly, the handover from the macro BS to the micro BS can be achieved. | 01-01-2009 |
20090067385 | Apparatus and method for obtaining information on neighbor network for vertical handover in a wireless communication system - A wireless communication system supporting Media Independent Handover (MIH) is provided. The system comprises an MIH Function (MIHF) for receiving an MIH query message requesting Layer-2 (L2) information from an MIHF of a neighbor network, and extracting the contents of the query from the MIH query message, a converter for transmitting a network specific request message which contains the contents of the query, and a point of attachment (PoA) for providing the L2 information which is requested by the network specific request message. | 03-12-2009 |
20090067623 | Method and apparatus for performing fast authentication for vertical handover - A method and apparatus for performing fast authentication for a vertical handover are provided. The method includes requesting a handover from a serving network to a target network and generating a derivative Master Session Key (MSK) for key generation, and transmitting the derivative MSK to the target network. Accordingly, a key negotiation process can start by skipping an access authentication process. Therefore, there is an advantage in that a fast authentication process can be achieved. | 03-12-2009 |
20090086679 | Apparatus and method for supporting vertical handover on a wireless communication system - A broadband wireless communication system is provided. An apparatus for an information server (IS) comprises an event module for determining whether updating the network information of at least one access network (AN) is needed, a generator module for generating at least one Information_Get_Request packet for requesting the network information of the at least one AN when the updating is needed, a communication module for transmitting at least one Information_Get_Request packet to the at least one AN, and a database (DB) module for storing network information within an Information_Get_Response packet received from the at least one AN. | 04-02-2009 |
20090088162 | Method and system for supporting IP Multimedia Subsystem for voice call continuity based on media-independent handover - Provided is a method and system for supporting IMS VCC based on an MIH. In a method of supporting a multimedia service for an MIH-based VCC, neighbor network information is obtained from an MIH server periodically or according to an event trigger and scanning the neighbor network. The capacity of at least one more candidate networks is detected from the scanning results to prepare a handover. A target network is determined among the candidate networks to reserve resources and a handover command event is generated to perform a domain transfer. The handover is completed after the performing of the domain transfer. | 04-02-2009 |
20090088163 | Apparatus and method for performing vertical handover in a wireless communication system - A vertical handover method and apparatus in a wireless communication system are provided, in which a serving network selects a target network for a vertical handover of a terminal from among at least one candidate target network to which the terminal can perform the vertical handover, transmits information about the selected target network to the terminal, and requests the vertical handover of the terminal to the target network, the target network acquires a profile of the terminal from a policy store, upon receipt of the vertical handover request from the serving network, the terminal requests a connection to the target network, and the target network transmits information about a router to which the terminal will connect to the terminal, upon receipt of the connection request from the terminal and updates a proxy binding for the terminal in the policy store. | 04-02-2009 |
20090147752 | Method, apparatus and system for assigning internet protocol address in communication system based on media independent handover - Provided is a method, apparatus and system for assigning an IP address in a communication system based on a Media Independent Handover (MIH). In the method, information about a neighbor network is obtained through an MIH service. In the event of a handover to a heterogeneous network, one or more New Care of Addresses (NCoAs) are generated using the information about the neighbor network. The generated NCoA is transmitted to a candidate network through the MIH service. A Duplicate Address Detection (DAD) operation is performed on the NCoA. | 06-11-2009 |
20110059744 | Method and apparatus for allocating cell ID in self-organizing network - A method and an apparatus allocate a cell identifier in a self-organizing network. A database stores and obtains position information of a plurality of femto base stations. A Physical Cell Identifier (PCID) reconfiguring unit configures an initial Merge Table (MT) including allocation information of a PCID based on the position information of the femto base station and minimizes the number of rows or columns according to at least one permutation set in the initial MT. | 03-10-2011 |
20110128856 | APPARATUS AND METHOD FOR SCHEDULING SERVICE BASED ON NETWORK DELAY - An apparatus and method for determining a network delay and scheduling a service based on the delay are provided. The method includes determining information about a first time at which data is transmitted, determining information about a second time at which the data is received, determining a time delay using the first time and the second time, and scheduling a service based on the time delay. Because scheduling of service is based on a determined time delay, radio resources are more efficiently used. | 06-02-2011 |
20110182181 | METHOD AND APPARATUS FOR ADAPTIVELY MANAGING BUFFER IN COMMUNICATION SYSTEM INCLUDING A PLURALITY OF NETWORK NODES - A method and apparatus manage a buffer of a lower network node in a communication system. A current queue length of the buffer is monitored in every measurement time. A logical region in which the current queue length is included is determined, among a plurality of logical regions included in the buffer. Each of the logical regions corresponds to a queue length determined by using an upper threshold and a lower threshold of a total queue length of the buffer. A congestion state of a network is detected, and a first queue length is readjusted when the current queue length is included in the first queue length which corresponds to a first logical region that exceeds the upper threshold. And a network congestion state signal that represents the detected congestion state of the network is transmitted to the upper network node. | 07-28-2011 |
20140099954 | METHOD AND APPARATUS FOR BALANCING CELL LOAD IN WIRELESS COMMUNICATION SYSTEM - A method and an apparatus for balancing a load by taking into consideration a load of each mobile communication network (Public Land Mobile Network (PLMNs)) of a network sharing architecture are provided. A base station apparatus of a communication system having a network sharing architecture capable of serving at least one mobile terminal via at least two PLMNs is provided. The apparatus includes a load calculator and a load balancing controller. The load calculator is configured to calculate respective loads of the PLMNs. When a first network of the PLMNs is overloaded, the load balancing controller is configured to balance an overload to the first network included in cells neighboring a serving cell. | 04-10-2014 |
Patent application number | Description | Published |
20090020820 | CHANNEL-STRESSED SEMICONDUCTOR DEVICES AND METHODS OF FABRICATION - In one aspect, a method of fabricating a semiconductor device is provided. The method includes forming at least one capping layer over epitaxial source/drain regions of a PMOS device, forming a stress memorization (SM) layer over the PMOS device including the at least one capping layer and over an adjacent NMOS device, and treating the SM layer formed over the NMOS and PMOS devices to induce tensile stress in a channel region of the NMOS device. | 01-22-2009 |
20100197089 | METHODS OF FABRICATING SEMICONDUCTOR DEVICES WITH METAL-SEMICONDUCTOR COMPOUND SOURCE/DRAIN CONTACT REGIONS - Methods of fabricating semiconductor devices include forming a transistor on and/or in a semiconductor substrate, wherein the transistor includes a source/drain region and a gate pattern disposed on a channel region adjacent the source/drain region. An insulating layer is formed on the transistor and patterned to expose the source/drain region. A semiconductor source layer is formed on the exposed source/drain region and on an adjacent portion of the insulating layer. A metal source layer is formed on the semiconductor source layer. Annealing, is performed to form a first metal-semiconductor compound region on the source/drain region and a second metal-semiconductor compound region on the adjacent portion of the insulating layer. The first metal-semiconductor compound region may be thicker than the second metal-semiconductor compound region. The metal source layer may include a metal layer and a metal nitride barrier layer. | 08-05-2010 |
20120031481 | CONDUCTIVE PASTE AND ELECTRONIC DEVICE AND SOLAR CELL INCLUDING AN ELECTRODE FORMED USING THE CONDUCTIVE PASTE - A conductive paste including a conductive powder, a metallic glass having a supercooled liquid region, and an organic vehicle. | 02-09-2012 |
20120178231 | METHODS FOR FABRICATING A METAL SILICIDE LAYER AND SEMICONDUCTOR DEVICES USING THE SAME - Methods for fabricating a metal silicide layer and for fabricating a semiconductor device having such a metal silicide layer are provided wherein, in an embodiment, the method includes the steps of forming a metal layer on a substrate, performing a first thermal process on the substrate to allow the substrate and the metal layer to react with react other to form a first pre-metal silicide layer, removing an unreacted portion of the metal layer, and performing a second thermal process on the substrate to change the first pre-metal silicide layer into a second pre-metal silicide layer and then to melt the second pre-metal silicide layer to change the second pre-metal silicide layer into a metal silicide layer. | 07-12-2012 |
20120231605 | METHOD OF FABRICATING SEMICONDUCTOR DEVICE INCLUDING A RECESSED CHANNEL - A method including forming an isolation trench; forming first and second liners on the isolation trench; filling the isolation trench an insulating material to form an isolation region and an active region; forming a preliminary gate trench including a first region across the isolation region to expose the first liner, the second liner, and the insulating material, and a second region across the active region to expose a portion of the substrate, the first region having a first sidewall with a planar shape, and the second region having a second sidewall with a concave central area such that an interface between the first and second regions has a pointed portion; removing a portion of the first liner exposed by the first region to form a dent having a first depth by which the pointed portion protrudes; removing the pointed portion to form a gate trench; and forming a gate electrode. | 09-13-2012 |
20130170784 | SEMICONDUCTOR DEVICES AND METHODS OF MANUFACTURING THE SAME - A semiconductor device includes a single crystalline substrate, an electrical element and an optical element. The electrical element is disposed on the single crystalline substrate. The electrical element includes a gate electrode extending in a crystal orientation <110> and source and drain regions adjacent to the gate electrode. The source region and the drain region are arranged in a direction substantially perpendicular to a direction in which the gate electrode extends. The optical element is disposed on the single crystalline substrate. The optical element includes an optical waveguide extending in a crystal orientation <010>. | 07-04-2013 |
20150309255 | SEMICONDUCTOR DEVICES AND METHODS OF MANUFACTURING THE SAME - A semiconductor device includes a single crystalline substrate, an electrical element and an optical element. The electrical element is disposed on the single crystalline substrate. The electrical element includes a gate electrode extending in a crystal orientation <110> and source and drain regions adjacent to the gate electrode. The source region and the drain region are arranged in a direction substantially perpendicular to a direction in which the gate electrode extends. The optical element is disposed on the single crystalline substrate. The optical element includes an optical waveguide extending in a crystal orientation <010>. | 10-29-2015 |
Patent application number | Description | Published |
20120073528 | Cylinder Head Having Water Jacket - A cylinder head having a water jacket may include a cylinder head in which a combustion chamber may be formed, and a protruding portion that may be integrally formed with the cylinder head and an exhaust outlet portion may be formed in an outer surface thereof to communicate with the combustion chamber, wherein the water jacket may be formed inside the protruding portion at an upper side and a lower side of an exhaust passage that may be aligned through the exhaust outlet portion, the water jacket having an upper water jacket formed between the upper side of the exhaust passage and an upper surface of the protruding portion, a lower water jacket formed between the lower side of the exhaust passage and a lower surface of the protruding portion, and a connection water jacket connecting the upper water jacket and the lower water jacket in the protruding portion. | 03-29-2012 |
20120298059 | ELECTRIC CONTINUOUS VARIABLE VALVE TIMING APPARATUS - An electric continuously variable valve timing apparatus may include a cam sprocket, a camshaft rotatably connected with the cam sprocket, a motor portion, a lead screw portion which may be disposed within the motor portion, may be screwed-engaged with the motor portion, and moves along length direction of the camshaft according to operations of the motor portion, and a camshaft holder rotatably connecting the lead screw portion and the cam sprocket, wherein the camshaft holder moves along length direction of the camshaft according to the movement of the lead screw portion and varies relative phase angle between the cam sprocket and the camshaft for controlling valve timing. | 11-29-2012 |