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| 20090172684 | SMALL LOW POWER EMBEDDED SYSTEM AND PREEMPTION AVOIDANCE METHOD THEREOF - Provided are a small low power embedded system and a preemption avoidance method thereof. A method for avoiding preemption in a small low power embedded system includes fetching and running a periodic atomic task from a periodic run queue, reducing any one of periodic atomic tasks or performing the change of a task after changing a field of the run periodic atomic task into a run standby state, according to a result value of the run of the periodic atomic task, fetching a sporadic atomic task from a sporadic run queue, and acquiring a system clock, running the fetched sporadic atomic task according to run time in the worst condition, and reducing any one of sporadic atomic tasks or performing the change of an event after a field of the run sporadic atomic task into a run standby state, according to a result value of the run of the sporadic atomic task. | 07-02-2009 |
| 20100054369 | FILTER TUNING CIRCUIT FOR WIRELESS COMMUNICATION SYSTEM - A filter tuning circuit for a wireless communication system is provided. A filter tuning circuit includes a comparator and a counter which control a transconvertance value of a differential transconverter to tune a filter. | 03-04-2010 |
| 20100057958 | APPARATUS OF DIGITAL MAC FOR IEEE 802.15.4 SYSTEM AND SYSTEM THEREOF - There is provided a digital MAC apparatus for an IEEE 802.15.4 based communication system, which is implemented in hardware. The digital MAC apparatus having a processor of a Wireless Personal Area Network (WPAN) communication system and a data bus transferring data includes a frame generating unit generating and outputting a frame on the basis of input data; a frame parsing unit parsing an input frame input through the data bus, and generating and outputting a control signal or transmission and receipt data; and a controller operating at least one of the frame generating unit and the frame parsing unit according to the generated control signal, and communicating the output frame or data with the processor according to the operation. | 03-04-2010 |
| 20120170397 | SENSOR NODE ENABLED TO MANAGE POWER INDIVIDUALLY - A sensor node is provided. The sensor node regulates the power supplied to memories of a memory unit individually and the power supplied to a transmitter and a receiver of an RF transceiver individually. Thus, the sensor node can minimize its power consumption. | 07-05-2012 |
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| 20100223069 | METHOD FOR MONITORING ERROR IN PRESCRIPTION DATA EMPLOYING BARCODE SYSTEM - The present invention relates to a method for monitoring error in prescription data employing barcode system comprising the steps of recording a dosage type and dose of a medicament in a prescription order by way of encoding those in a form of barcode, inputting information recorded in the barcode-prescription order, comparing the information with a database information about the prescribed medicament, and displaying the appropriateness of the dosage type and dose of the medicament. In accordance with the method for monitoring error in prescription data employing barcode system of the invention, the error in prescription data including dosage types and doses of prescribed medicaments can be reconsidered, which makes possible its practical application for the treatment of diseases in a more safe manner. | 09-02-2010 |
| 20150076691 | SEMICONDUCTOR PACKAGE - Provided is a semiconductor package, including: a lower package to which elements are mounted; a metal post connected to the lower package and including at least one metal material portion; and an upper package to which elements is mounted, and which is connected to the metal post via a solder ball. | 03-19-2015 |
| 20150115426 | PRINTED CIRCUIT BOARD AND MANUFACTURING METHOD THEREOF AND SEMICONDUCTOR PACAKGE USING THE SAME - Provided are a printed circuit board which can be used as a substrate for a package, a method of manufacturing the printed circuit board, and a semiconductor package using the printed circuit board, the printed circuit board including: a first substrate having a first mounting area for mounting a package substrate and a second mounting area for mounting a semiconductor element; a single layer or multi-layered circuit pattern of the first substrate; and a post bump connected to the circuit pattern, provided on an external insulating layer of the first mounting area, and having a concave upper surface. | 04-30-2015 |
| 20150123281 | SEMICONDUCTOR PACKAGE SUBSTRATE, PACKAGE SYSTEM USING THE SAME AND METHOD FOR MANUFACTURING THEREOF - A semiconductor package substrate includes an insulating substrate; a circuit pattern on the insulating substrate; a protective layer on the insulating substrate, the protective layer covering the circuit pattern on the insulating substrate; a pad on the protective layer; and an adhesive member on the protective layer, wherein the pad includes a first pad buried in the protective layer, and a second pad on the first pad, the second pad protruding over the protective layer. | 05-07-2015 |
| 20150130060 | SEMICONDUCTOR PACKAGE SUBSTRATE, PACKAGE SYSTEM USING THE SAME AND METHOD FOR MANUFACTURING THEREOF - A semiconductor package substrate includes an insulating substrate, a circuit pattern on the insulating substrate, a protective layer formed on the insulating substrate to cover the circuit pattern on the insulating substrate, a pad formed on the protective layer while protruding from a surface of the protective layer, and an adhesive member on the pad. | 05-14-2015 |
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| 20130106239 | VIBRATION DEVICE AND HAPTIC FEEDBACK DEVICE INCLUDING THE SAME | 05-02-2013 |
| 20130141225 | HAPTIC FEEDBACK DEVICE - There is provided a haptic feedback device, including: a vibrating member coupled to a fixed body; and a vibrating element formed on the vibrating member to vibrate the vibrating member, wherein the vibrating member has a plurality of fixed points coupled to the fixed body while allowing a length thereof, vibrated by the vibrating element, to be changed. | 06-06-2013 |
| 20130162415 | HAPTIC FEEDBACK DEVICE - There is provided a haptic feedback device. The haptic feedback device includes a vibration member; a vibration element formed on the vibration member to vibrate the vibration member; and a mass member formed on the vibration member to adjust a oscillation frequency of the vibration member, wherein one surface of the mass member facing the vibration member is formed to have a curved shape. | 06-27-2013 |
| 20130300257 | PIEZOELECTRIC VIBRATION MODULE - Disclosed herein is a piezoelectric vibration module including a vibration plate that is surrounded by an upper case and a lower case, and includes a stopper capable of preventing direct collision between a piezoelectric element and an internal constituent member, for example, a lower case while vibrating linearly therein. | 11-14-2013 |
| 20140145560 | PIEZOELECTRIC VIBRATION MODULE - Disclosed herein is a piezoelectric vibration module including: a vibration plate mounted with a piezoelectric device and including at least one first elastic member; a lower case spaced apart from the vibration plate by a predetermined interval, disposed to be in parallel with the vibration plate, and including at least one second elastic member protruded toward the vibration plate; and an upper case having a shape of a box and including at least one third elastic member protruded toward an inner portion of the box. | 05-29-2014 |
| 20140175947 | PIEZOELECTRIC VIBRATION MODULE - Disclosed herein is a piezoelectric vibration module including: a piezoelectric element repeatedly extended and compressed according to application of external power to generate vibration force; a vibration plate having the piezoelectric element coupled to one surface thereof and repeatedly extended and compressed integrally with the piezoelectric element to transfer the vibration force of the piezoelectric element to an external component; a weight body having a central portion coupled to the other side of the vibration plate in order to increase the vibration force of the piezoelectric element; and a coupling member fixedly coupling the central portion of the weight body and the vibration plate to each other. | 06-26-2014 |
| 20140346927 | VIBRATION GENERATING APPARATUS - There is provided a vibration generating apparatus including: a housing having an internal space; a vibrator disposed and vibrating within the housing; and a plurality of damper members installed in at least one of the housing and the vibrator and formed of different materials, wherein the plurality of damper members are overlapped and formed integrally with each other or are disposed to be adjacent to each other. | 11-27-2014 |
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| 20100234512 | PAINT COMPOSITION HAVING SILICATE RESIN - A functional paint composition prevents a power loss caused by corrosion of a structure with high voltage electric current. The paint composition includes, by weight, an acrylic urethane resin of 100 parts as a principal resin, with a potassium silicate resin of 5 to 20 parts, an auxiliary resin of 5 to 10 parts, a functional pigment of 100 to 250 parts, and functional additives of 1 to 2 parts. Accordingly, in embodiments of the disclosure, causes of a negative influence on high voltage electric current not solved in general paint are eliminated, and the economy is considered being applicable to all kinds of materials and composition layers of objects to be coated, thereby providing an effect even in a repair coating for electrical lines and stuck-metal parts having electric current and structures not having an electric current, i.e., steel tower, bridge, storage tanks, steel structures and coating panels, etc. | 09-16-2010 |
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| 20090091497 | Apparatus and Method For Collaborative Location Awareness Based on Weighted Maximum Likelihood Estimation - Provided is an apparatus and method for collaborative location awareness based on weighted maximum likelihood estimation (MLE), which is configured to improve accuracy of location awareness between nodes in estimating a location of a blind node. The method includes exchanging location awareness information with a reference node and a location-estimated blind node among peripheral nodes when location awareness is requested, performing location estimation based on weighted MLE, performing location calculation by using the location awareness information and an estimate obtained through the location estimation, and providing location awareness results of blind nodes. | 04-09-2009 |
| 20110149843 | APPARATUS AND METHOD FOR CONTROLLING OPERATION STATE OF PHYSICAL LAYER - An apparatus for controlling IEEE 802.15.4 physical layer operation state is provided. The physical layer operation state controlling apparatus defines an operation state of a physical layer including a Hardwired Low-MAC (HL-MAC) device in which functions of IEEE 802.15.4 MAC layer are hardwired, and includes a state module for controlling the operation state of the physical layer. The state module includes a Finite State Machine (FSM) for, when receiving an event for the operation state of the physical layer, transiting to a state module corresponding to the event and controlling the operation state of the physical layer; and an interrupt handler for converting an interrupt received from the physical layer to the event corresponding to a register of the state module and sending the event to the FSM. Hence, by means of the state machine for the IEEE 802.15.4 PHY, the IEEE 802.15.4 physical layer operation state can be controlled to optimize the operations of the upper MAC. | 06-23-2011 |
| 20110248871 | DECODING DEVICE FOR CONTEXT-BASED ADAPTIVE BINARY ARITHMETIC CODING (CABAC) TECHNIQUE - A decoding device is suitable for a context-based adaptive binary arithmetic coding (CABAC) technique and allows a real-time decoding of high-definition video. The CABAC decoding device allows a simultaneous performing since determination according to multiple conditions is based on logic circuits when the device is formed in hardware. Additionally, when one macro block starts to be decoded, the device reads and stores information about neighboring macro blocks at a time from a memory. Therefore, the device does not need to access the memory at every operation and this improves the overall decoding speed. | 10-13-2011 |
| 20110249959 | VIDEO STORING METHOD AND DEVICE BASED ON VARIABLE BIT ALLOCATION AND RELATED VIDEO ENCODING AND DECODING APPARATUSES - Provided are a method and device for storing video on the basis of a variable bit allocation to variably control a buffer size. Also provided are video encoding and decoding apparatuses using the same. The device divides a video image to be stored into a plurality of first basic blocks, checks pixel values of second basic blocks for each of the divided first basic blocks, and allocates bits to each of the first basic blocks according to a difference between maximum and minimum values of the checked pixel values. Also, the device compresses and stores pixel information about the first basic block in the allocated bits, and then de-compresses the compressed pixel information according to the maximum and minimum values for each of the first basic blocks. | 10-13-2011 |
| 20120173246 | VARIABLE ORDER SHORT-TERM PREDICTOR - The present invention provides a new recursive FIR filter scheme which supports a variable order short-term predictor, and uses a pipeline stall based on the radix-2 algorithm and an autocorrelation processing time for reducing the complexity of MPEG-4 ALS hardware implementation. | 07-05-2012 |
| 20140020937 | FABRICS WITH MULTI-LAYERED CIRCUIT AND MANUFACTURING METHOD THEREOF - Fabrics with a multi-layered circuit of high reliability and a manufacturing method thereof are provided. The fabrics with the multi-layered circuit include: a base layer; a first conductive pattern which is formed on the base layer; a second conductive pattern which is formed to intersect with the first conductive pattern at least in part; and an insulating pattern which is formed on an intersection portion which is a region where the first conductive pattern and the second conductive pattern intersect. | 01-23-2014 |
| 20140100465 | ECG SENSING APPARATUS AND METHOD FOR REMOVAL OF BASELINE DRIFT IN THE CLOTHING - An ECG sensing apparatus and a method for removing a baseline drift in the clothing are provided. The ECG sensing apparatus filters ECG signals and filters a baseline drift noise which is caused by human body's motion and breathing. Accordingly, the baseline drift in the sensing apparatus is minimized even if there is a free motion. | 04-10-2014 |
| 20140118501 | CALIBRATION SYSTEM FOR STEREO CAMERA AND CALIBRATION APPARATUS FOR CALIBRATING STEREO IMAGE - Disclosed is a calibration system for stereo cameras. The calibration system includes a rig control module configured to, when a camera calibration parameter is input, control an auto rig according to the camera calibration parameter to perform physical calibration for a camera, a stereo image calibration apparatus configured to calibrate a stereo image to acquire the camera calibration parameter, and output the acquired camera calibration parameter, and a camera control module configured to output the camera calibration parameter, which is input from the stereo image calibration apparatus, to the rig control module, or screen-output the camera calibration parameter. Therefore, physical calibration and image processing calibration for a camera are performed in association with each other. | 05-01-2014 |
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| 20110123772 | CORE SUBSTRATE AND METHOD OF MANUFACTURING CORE SUBSTRATE - A core substrate and a method of manufacturing the core substrate are disclosed. In accordance with an embodiment of the present invention, the core substrate includes an adhesive resin layer having a mineral filler added therein, a metal sheet, which is patterned and embedded in the adhesive resin layer, and an insulation layer, which is stacked on both surfaces of the adhesive resin layer. Since a through-hole is formed to correspond to the number of via holes in accordance with a higher density of a printed circuit board, no conventional land is required to be formed, thereby reducing the defect of eccentricity. | 05-26-2011 |
| 20110126970 | METALLIC LAMINATE AND MANUFACTURING METHOD OF CORE SUBSTRATE USING THE SAME - A metallic laminate and a method of manufacturing a core substrate using the same are disclosed. In accordance with an embodiment of the present invention, the metallic laminate includes an insulation material, a carrier layer, which is stacked on both surfaces of the insulation layer and in which the carrier layer is a metal, and a first metal foil, which is stacked on one surface of the carrier layer. By symmetrically forming two core substrates on either surface above and below the insulation material, each process of forming the core substrate can be performed at the same time in the shape of a pair of facing core substrates, thereby increasing the productivity by twice. The remaining insulation material having the carrier layer stacked thereon can be used as a base substrate that is used to manufacture a printed circuit board, thus preventing unnecessary waste of the insulation material. | 06-02-2011 |
| 20110127073 | PRINTED CIRCUIT BOARD AND MANUFACTURING METHOD THEREOF - A printed circuit board and a manufacturing method thereof are disclosed. In accordance with an embodiment of the present invention, the printed circuit board includes a metal core having Invar layers formed on either surface of a copper layer, an insulation layer, which is formed on one surface of the metal core, and a circuit pattern, which is coupled to one surface of the insulation layer. Thus, the printed circuit board can improve thermal conductivity and deformation resistance against warpage. | 06-02-2011 |
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| 20130203348 | NEAR FIELD COMMUNICATION ELECTRONIC DEVICE AND OPERATING METHOD THEREOF - An electronic device and an operating method thereof are provided. The operating method thereof includes performing a first operation when the electronic device is connected with a counterpart device by a near wireless connection and performing a second operation when the electronic device is disconnected in the near wireless connection from the counterpart device. | 08-08-2013 |
| 20130226450 | APPARATUS AND METHOD FOR SUPPORTING SAFE NAVIGATION OF SHIPS - Disclosed is an apparatus and method for supporting the safe navigation of ships based on mobile terminals which can prevent accidents at sea including marine collisions between small ships sailing near the coastline. The method for supporting the safe navigation of a ship in conjunction with a mobile terminal carried by a crew member of a ship includes collecting information about the navigation of the ship by a safe ship navigation supporting apparatus positioned in the ship, collecting information about surrounding ship through group communication with a server corresponding to the surrounding ship, converting a chart transmitted from a ground server into a format compatible with the mobile terminal, and applying safe navigation information created on the basis of the information about the navigation and the information about the ship to the converted chart, and providing the crew member with the safe navigation information through the mobile terminal. | 08-29-2013 |
| 20130260759 | METHOD FOR HANDOVER IN VEHICULAR COMMUNICATIONS AND ON-BOARD EQUIPMENT USING THE SAME - Disclosed herein are a method for handover in vehicular communications and On-Board Equipment (OBE) using the same. In the method for handover in vehicular communications, OBE performs a handover from first Road-Side Equipment (RSE) to second RSE. The OBE receives beacon frames from the first RSE and the second RSE. The first average value of a received signal strength indication corresponding to the beacon frame received from the first RSE and the second average value of a received signal strength indication corresponding to the beacon frame received from the second RSE are calculated. The first cumulative gradient of the first average value and the second cumulative gradient of the second average value are calculated. The handover from the first RSE to the second RSE is performed based on the first average value, the second average value, the first gradient, and the second gradient. | 10-03-2013 |
| 20130343486 | APPARATUS AND METHOD FOR GENERATING MULTIBAND RADIO FREQUENCY SIGNALS IN MARITIME WIRELESS COMMUNICATION - Disclosed herein are a method and apparatus for generating multiband Radio Frequency (RF) signals in maritime wireless communication. The apparatus includes a baseband conversion unit, a phase compensation unit, a Direct Current (DC) offset compensation unit, and an RF transmission unit. The baseband conversion unit converts RF signals corresponding to a baseband modulation signal having a negative frequency and a baseband modulation signal having a positive frequency into baseband signals, respectively. The phase compensation unit eliminates the images of multiband signals so as to correspond to the baseband signals. The DC offset compensation unit compensates the baseband modulation signals for DC offsets using the multiband signals from which the images have been eliminated The RF transmission unit generates the RF signals using the signals which have been compensated for the DC offsets, and sends the RF signals via an antenna. | 12-26-2013 |
| 20150244853 | METHOD FOR COMMUNICATING WITH NEIGHBOR DEVICE, ELECTRONIC DEVICE, AND STORAGE MEDIUM - A method in which a second electronic device communicates with a neighbor device is provided. The method includes connecting to a first electronic device, receiving first information for a third electronic device from the first electronic device, and controlling the third electronic device using the first information, wherein the first information includes control right information for the third electronic device. | 08-27-2015 |
