Patent application number | Description | Published |
20100120365 | METHOD FOR PAIRING WIRELESS COMMUNICATION DEVICES AND APPARATUS FOR THE SAME - The present invention relates to a method for pairing wireless communication devices through a simple process by selecting a wireless communication device desired by a user by receiving beacons of the wireless communication devices connected to IEEE 802.15.4 wireless communication network and setting pairing with a wireless communication device corresponding to a beacon with the greatest LQI (Link Quality Index) among the received beacons by a pairing request device needing pairing, and an apparatus for the same. | 05-13-2010 |
20140065413 | INSULATING FILM AND PRODUCING METHOD FOR INSULATING FILM - Disclosed herein are an insulating film and a producing method of the insulating film which can address problems caused by dents by providing a reinforcing layer having the weight ratio of the silica of 60 to 80 wt % on one surface of the insulating film. | 03-06-2014 |
20140177559 | DATA COMMUNICATION METHOD IN NON-BEACON WIRELESS NETWORK AND NON-BEACON WIRELESS NETWORK COMMUNICATION SYSTEM - The present invention relates to a data communication method in a non-beacon wireless network and a non-beacon wireless network communication system. In accordance with an embodiment of the present invention, a data communication method in a non-beacon wireless network including: checking whether a coordinator uses a channel or not by a first end node; transmitting a first control information message including its ID and data size to the coordinator after checking whether the channel is busy or not by the first end node; broadcasting broadcast_ACK information including the ID and the data size by the coordinator receiving the first control information message; and transmitting first transmit_data to the coordinator by the first end node receiving the broadcast_ACK information, wherein the data size is the size of the first transmit_data is provided. Further, a non-beacon wireless network communication system is provided. | 06-26-2014 |
20150056472 | Laminate for Printed Circuit Board and Printed Circuit Board Using The Same - Disclosed herein are a laminate for a printed circuit board, a printed circuit board using the same, and a method of manufacturing the same. | 02-26-2015 |
Patent application number | Description | Published |
20130077552 | METHOD AND APPARATUS FOR AVOIDING INTERFERENCE IN LOCAL AREA WIRELESS COMMUNICATION SYSTEM - Provided is a method and apparatus for avoiding an interference in a local area wireless communication system. The method includes (a) transmitting, by an interference device detecting a frequency interference, a channel update request signal to a channel manager, (b) broadcasting, by the channel manager, channel update information including new channel information in response to the channel update request and changing a channel, (c) rebroadcasting, by at least one device having received the broadcasted channel update information, the received channel update information and changing a channel after waiting for a maximum polling delay time of a child sleep device, and (d) transmitting, by the at least one device having changed the channel, a channel change confirmation packet to the channel manager. | 03-28-2013 |
20130077664 | METHOD AND SYSTEM FOR ASSOCIATION BETWEEN CONTROLLER AND DEVICE IN HOME NETWORK - A system and method for associating a controller and a device in a home network. The method includes using a master modem for: (a) registering unique information of a specific device when a controller requests a registration of the specific device; (b) receiving information including unique information of a household device from a slave modem using the home network; (c) determining whether the unique information of the household device exists on the registered information; (d) if it is determined that the unique information of the household device does not exist, requesting an exclusion of the household device requesting the association and excluding the household device from the home network association; and (e) if it is determined that the unique information of the household device exists, performing the home network association by transmitting the unique information of the household device, which is received from the slave modem, to the controller. | 03-28-2013 |
Patent application number | Description | Published |
20130083665 | UNICAST TYPE NETWORK APPARATUS AND DATA TRANSMISSION AND RECEPTION METHOD THEREOF - There are provided a unicast type network apparatus having reduced power consumption, and a data transmission and reception method thereof. The unicast type network apparatus includes: a first device allowing link quality information between the first device and a reception side to be included in a data frame and then transmitting the data frame to the reception side, at the time of transmission of data; and a second device receiving the data frame from the first device and allowing link quality information between the second device and the first device to be included in an acknowledge frame in response to the data frame and then transmitting the acknowledge frame to the first device, when the link quality information is included in the data frame. | 04-04-2013 |
20140014402 | EPOXY RESIN COMPOSITION FOR BUILD-UP INSULATING FILM, INSULATING FILM FORMED THEREFROM, AND MULTILAYER PRINTED CIRCUIT BOARD HAVING THE SAME - This invention relates to an epoxy resin composition, an insulating film formed therefrom, and a printed circuit board, and more particularly to an epoxy resin composition including an epoxy resin, an acid anhydride curing agent, etc., which exhibits improved dielectric properties by decreasing permittivity, dielectric tangent, etc. in a build-up type multilayer printed circuit board, and to an insulating film manufactured using the epoxy resin composition, and to a multilayer printed circuit board in which inner circuits formed of copper (Cu) are insulated by virtue of the insulating film to thus form multiple layers. | 01-16-2014 |
20140177604 | ELECTRONIC SHELF LABEL SYSTEM AND METHOD OF OPERATING THE SAME - There is provided a method of operating an electronic shelf label system performed by a gateway wirelessly connected to a plurality of electronic shelf label tags and providing data provided from an electronic shelf label server to the plurality of electronic shelf label tags through a data channel, the method including, interlocking with the electronic shelf label server to thereby be allocated time slots of a wakeup channel, providing information regarding the time slots allocated to the gateway to the plurality of electronic shelf label tags, and receiving an update data request from at least one of the plurality of electronic shelf label tags when the time slots allocated to the gateway have elapsed and providing update data in response to the corresponding update data request. | 06-26-2014 |
Patent application number | Description | Published |
20080204103 | Clock skew controller and integrated circuit including the same - A clock skew controller for adjusting a skew between a first clock, which is input to a first clock mesh, and a second clock mesh input to a second clock mesh, includes a pulse generator adapted to output a pulse signal corresponding to a delay time between a first output clock output from the first clock mesh and a second output clock output from the second clock mesh, a pulse width detector adapted to generate a digital signal corresponding to a pulse width of the pulse signal, and a clock delay adjuster adapted to delay one of the first and second clocks by a time corresponding to the digital signal | 08-28-2008 |
20090201069 | LEVEL SHIFTING CIRCUIT - A level shifting circuit includes a first level shifting unit including a plurality of signal transfer units; a first operation control unit inactivating some of signal transfer units of the first level shifting unit in response to a clamping signal; a second level shifting unit connected in parallel to the first level shifting unit and comprising a plurality of signal transfer units; a second operation control unit inactivating some of signal transfer units of the second level shifting unit in response to the clamping signal; a signal output unit connected to output ends of the first and second level shifting units; and a clamping unit fixing the output ends of the first and second level shifting units to a predetermined voltage level in response to the clamping signal. | 08-13-2009 |
20110231723 | FLIP-FLOP CIRCUIT AND SCAN FLIP-FLOP CIRCUIT - A scan flip-flop circuit includes a pulse generator, a dynamic input unit and a latch output unit. The pulse generator generates a pulse signal which is enabled in synchronization with a rising edge of a clock signal in a normal mode, and is selectively enabled in synchronization with the rising edge of the clock signal in response to a logic level of a scan input signal in a scan mode. The dynamic input unit precharges a first node to a power supply voltage in a first phase of the clock signal, selectively discharges the first node in the normal mode, and discharges the first node in the scan mode. The latch output unit latches an internal signal provided from the first node to provide an output data, and determines whether the output data is toggled based on the clock signal and a previous state of the output data. | 09-22-2011 |
20140184288 | SEMICONDUCTOR CIRCUIT AND METHOD FOR OPERATING THE SAME - Provided are a semiconductor circuit and method for operating the same. The semiconductor circuit includes a first flip-flop configured to, based on input data synchronized to a first clock, output first output data synchronized to a second clock different from the first clock, and a second flip-flop configured to, based on the first output data, output second output data synchronized to the second clock, wherein the first and the second flip-flops share an inverted second clock and a delayed second clock and output the first and the second output data based thereon, respectively. | 07-03-2014 |
20140368246 | SEMICONDUCTOR DEVICE AND METHOD FOR OPERATING THE SAME - Provided are a semiconductor device and a method for operating a semiconductor device. The semiconductor device includes a clock generating unit receiving a reference clock and generating first and second clocks that are different from each other from the reference clock; a first latch configured to receive input data based on the first clock and to output the input data as first output data; and a second latch configured to receive the first output data based on the second clock and to output the first output data as second output data, wherein a first edge of the first clock does not overlap a first edge of the second clock, and at least a part of a second edge of the first clock overlaps a second edge of the second clock. | 12-18-2014 |
Patent application number | Description | Published |
20120206406 | TOUCH SCREEN - Provided is a touch screen that includes a first sensor layer and a second sensor layer. The first sensor layer and the second sensor layer form a sensor for recognizing a touch position on the touch screen. | 08-16-2012 |
20120223901 | METHOD OF MANUFACTURING TRANSPARENT CIRCUIT SUBSTRATE FOR TOUCH SCREEN - Provided is a method of manufacturing a transparent circuit substrate for a touch screen. The method may involve forming an electrode layer on a transparent substrate, stacking a light shielding layer on the transparent substrate such that the light shielding layer is located on an outside of the electrode layer, stacking a mask on the light shielding layer and the electrode layer, forming a conductive layer on the mask, forming connecting lines for connecting the electrode layer and connecting terminals by removing the mask and a portion of the conductive layer, and forming the connecting terminals on the light shielding layer such that the connecting terminals contact the connecting lines. | 09-06-2012 |
20120235953 | TOUCH PANEL AND TOUCH SCREEN HAVING THE SAME - Provided herein is a capacitive-type touch panel. The capacitive-type touch panel may include a first transparent substrate, a first conductive layer positioned on the first transparent substrate, a sensor layer having a second conductive layer spaced from the first conductive layer by a spacer, and a second transparent substrate positioned on the sensor layer. The first conductive layer and the second conductive layer may be transparent. | 09-20-2012 |
20140362311 | METHOD OF MANUFACTURING TRANSPARENT CIRCUIT SUBSTRATE FOR TOUCH SCREEN - Provided is a method of manufacturing a transparent circuit substrate for a touch screen. The method may involve forming an electrode layer on a transparent substrate, stacking a light shielding layer on the transparent substrate such that the light shielding layer is located on an outside of the electrode layer, stacking a mask on the light shielding layer and the electrode layer, forming a conductive layer on the mask, forming connecting lines for connecting the electrode layer and connecting terminals by removing the mask and a portion of the conductive layer, and forming the connecting terminals on the light shielding layer such that the connecting terminals contact the connecting lines. | 12-11-2014 |