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| 20080309362 | PROBE ASSEMBLY WITH PROBES FOR ELECTRICAL TESTING - Disclosed is a probe assembly for use in electrical testing of an object, a probe, and a method of making the probe assembly. The probe assembly has a probe supporter body elongated in a first direction and comprising a first side surface, a second side surface, a first facing surface and a second facing surface, wherein the first and second facing surfaces are configured to face a testing object, wherein the first and second facing surfaces are substantially nonparallel to each other. The assembly further has a plurality of first slots formed on the first side surface and the first facing surface and a plurality of second slots formed on the second side surface and the second facing surface. Each slot is configured to receive a portion of a probe. | 12-18-2008 |
| 20080309363 | PROBE ASSEMBLY WITH WIRE PROBES - Disclosed is a probe assembly for use in electrical testing of a testing object and a method of the probe assembly. The probe assembly has a probe supporter body having a first side surface and a first facing surface and a plurality of wire probes. One of the plurality of wire probes has a first arm generally extending in a first direction, a second arm electrically and physically connected to the first arm and generally extending in a second direction other than the first direction, a first terminal portion formed at a distal end of the first arm and comprising a first tip, and a second terminal portion formed at a distal end of the second arm and comprising a second tip. The assembly further has a securing film placed over a portion of the second arm and keeping the portion of the second arm from moving. | 12-18-2008 |
| 20100225990 | MICRO THIN-FILM STRUCTURE, MEMS SWITCH EMPLOYING SUCH A MICRO THIN-FILM, AND METHOD OF FABRICATING THEM - A micro thin-film structure, a micro electro-mechanical system (MEMS) switch, and methods of fabricating them. The micro thin-film structure includes at least two thin-films having different properties and laminated in sequence to form an upper layer and a lower layer, wherein an interface between the upper and lower layers is formed to be oriented to at least two directions. The micro thin film structure, and method of forming, may be applied to a movable electrode of an MEMS switch. The thin-film structure may be formed by forming through-holes in the lower layer, and depositing the upper layer in the form of being engaged in the through-holes. Alternatively, the thin-film structure may be made by forming prominence and depression parts on the top side of the lower layer and then depositing the upper layer on the top side of the lower layer having the prominence and depression parts. | 09-09-2010 |
| 20100225991 | MICRO THIN-FILM STRUCTURE, MEMS SWITCH EMPLOYING SUCH A MICRO THIN-FILM, AND METHOD OF FABRICATING THEM - A micro thin-film structure, a micro electro-mechanical system (MEMS) switch, and methods of fabricating them. The micro thin-film structure includes at least two thin-films having different properties and laminated in sequence to form an upper layer and a lower layer, wherein an interface between the upper and lower layers is formed to be oriented to at least two directions. The micro thin film structure, and method of forming, may be applied to a movable electrode of an MEMS switch. The thin-film structure may be formed by forming through-holes in the lower layer, and depositing the upper layer in the form of being engaged in the through-holes. Alternatively, the thin-film structure may be made by forming prominence and depression parts on the top side of the lower layer and then depositing the upper layer on the top side of the lower layer having the prominence and depression parts. | 09-09-2010 |
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| 20110023914 | METHOD AND APPARATUS FOR CLEANING PHOTOMASK - Provided is a method and apparatus for cleaning a photomask. The photomask including a first region and a second region surrounding the first region, a pattern to be protected disposed on the first region, and a material to be removed exists on the second region. A cleaning liquid is sprayed from an inside region of the second region toward an outer region of the second region to remove the material, and a gas is blown from the first region toward the second region to protect the pattern. | 02-03-2011 |
| 20110063601 | PELLICLE FRAME, PELLICLE, LITHOGRAPHY APPARATUS, AND METHOD OF FABRICATING THE PELLICLE FRAME - A pellicle frame, including aluminum, aluminum oxide, and a transition metal. | 03-17-2011 |
| 20110297182 | METHOD OF MEGASONIC CLEANING OF AN OBJECT - A megasonic cleaning method and a megasonic cleaning apparatus are provided. Microcavitation bubbles may be formed by applying an electromotive force to a cleaning solution using a megasonic energy in a separate room from an object to be cleaned. The microcavitation bubbles having a stable oscillation among the formed microcavitation bubbles may be moved to the object to be cleaned. A surface of the object to be cleaned may be cleaned using the microcavitation bubbles having the stable oscillation. Particles attached onto the surface of the object to be cleaned may be effectively removed while preventing pattern damage. | 12-08-2011 |
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| 20090232080 | FREQUENCY REUSING METHOD IN WIRELESS COMMUNICATION SYSTEM AND RADIO ACCESS STATION SYSTEM FOR THE SAME - The present invention relates to a wireless communication system, and more particularly, to a frequency reusing method for efficiently transmitting traffics in a radio access station system. A frequency reusing method in a wireless communication system including a coverage region, which has first, second and third regions comprises (a) transmitting traffics by assigning a total frequency band, which includes different three sub-frequency bands, to the first, second and third regions during a first interval; and (b) transmitting the traffics by respectively assigning the different three sub-frequency bands to the first, second and third regions during a second interval. | 09-17-2009 |
| 20100241919 | METHOD AND APPARATUS FOR ARQ FEEDBACK IN WIRELESS COMMUNICATION SYSTEM - A method and apparatus for Automatic Repeat reQuest (ARQ) feedback in a wireless communication system. The ARQ feedback method includes checking whether feedback transmission on received ARQ blocks with a Cumulative ACK type is possible, and performing ARQ feedback transmission with the Cumulative ACK type when the feedback transmission with the Cumulative ACK type is possible; calculating the number of blocks to be transmitted feedback with a Cumulative ACK with Block Sequence ACK type and the number of blocks to be transmitted feedback with a Cumulative with Selective ACK type, when the feedback transmission with the Cumulative ACK type is not possible; selecting a feedback type by comparing the number of blocks to be transmitted between the Cumulative ACK with Block with Block Sequence ACK type and the Cumulative with Selective ACK type; and performing ARQ feedback with the selected feedback type. | 09-23-2010 |
| 20110002286 | METHOD AND APPARATUS FOR ALLOCATING DATA BURST - A method and apparatus for allocating a data burst is disclosed, which is capable of differently setting a start symbol offset, at which an allocation of data burst is started, by each sector when allocating the data burst into a downlink sub-frame for each of neighboring sectors, wherein the method is comprised of dividing a data region of a downlink sub-frame for each of neighboring sectors into a plurality of segment regions, and allocating each of the segment regions into the respective sectors without being overlapped; and allocating downlink data bursts for the respective sectors, wherein the allocation of downlink data bursts is sequentially started from the segment region allocated for each sector. | 01-06-2011 |
| 20110164507 | RADIO COMMUNICATION SYSTEM FOR SUPPORTING HYBRID AUTOMATIC REPEAT REQUEST (HARQ) AND DATA TRANSMISSION METHOD - Disclosed is a radio communication system and a data transmission method, which facilitates to improve reliability and efficiency of the communication system by the use of HARQ (Hybrid Automatic Repeat Request), wherein the data transmission method using an HARQ method comprises determining a service class in a service flow of a data packet to be transmitted; setting a target PER according to the service class; and determining whether or not the data packet is re-transmitted based on the target PER. | 07-07-2011 |
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| 20100264504 | IMAGE SENSOR HAVING WAVE GUIDE AND METHOD FOR MANUFACTURING THE SAME - An image sensor having a wave guide includes a semiconductor substrate formed with a photodiode and a peripheral circuit region; an anti-reflective layer formed on the semiconductor substrate; an insulation layer formed on the anti-reflective layer; a wiring layer formed on the insulation layer and connected to the semiconductor substrate; at least one interlayer dielectric stacked on the wiring layer; and a wave guide connected to the insulation layer by passing through the interlayer dielectric and the wiring layer which are formed over the photodiode. | 10-21-2010 |
| 20110156113 | BACK SIDE ILLUMINATION IMAGE SENSOR REDUCED IN SIZE AND METHOD FOR MANUFACTURING THE SAME - A back side illumination image sensor reduced in chip size has a capacitor disposed in a vertical upper portion of a pixel region in the back side illumination image sensor in which light is illuminated from a back side of a subscriber, thereby reducing a chip size, and a method for manufacturing the back side illumination image sensor. The capacitor of the back side illumination image sensor reduced in chip size is formed in the vertical upper portion of the pixel region, not in the outside of a pixel region, so that the outside area of the pixel region for forming the capacitor is not required, thereby reducing a chip size. | 06-30-2011 |
| 20110207258 | METHOD FOR FORMING PAD IN WAFER WITH THREE-DIMENSIONAL STACKING STRUCTURE - A method for forming a pad in a wafer with a three-dimensional stacking structure includes: (a) a first process of bonding a device wafer and a handling wafer; (b) a second process of thinning a back side of an Si substrate which is formed on the device wafer, after the first process; (c) a third process of forming an anti-reflective layer and a PMD (preferential metal deposition) dielectric layer, after the second process; (d) a fourth process of forming vias on back sides of super contacts which are formed on the Si substrate, after the third process; and (e) a fifth process of forming a pad, after the fourth process. | 08-25-2011 |
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| 20080210943 | THIN FILM TRANSISTOR ARRAY PANEL AND MANUFACTURING METHOD THEREOF - A thin film transistor array panel is provided, which includes: a substrate; a first signal line formed on the substrate; a second signal line formed on the substrate and intersecting the first signal line; a thin film transistor including a gate electrode connected to the first signal line and having an edge substantially parallel to the first signal line, a source electrode connected to the second signal line, and a drain electrode overlapping the edge of the gate electrode; and a pixel electrode connected to the drain electrode. | 09-04-2008 |
| 20080284961 | LIQUID CRYSTAL DISPLAY AND A METHOD FOR MANUFACTURING THE SAME - A liquid crystal display includes opening patterns in the electrodes or protrusions on the electrodes. The opening patterns or the protrusions have a pattern which controls the direction of the liquid crystal molecules. Thus the quality of the LCD can be improved. | 11-20-2008 |
| 20090096977 | LIQUID CRYSTAL DISPLAY - A liquid crystal display is provided, which includes: a first substrate; a first signal line formed on the first substrate; a second signal line formed on the first substrate and intersecting the first signal line; a thin film transistor connected to the first and the second signal lines; a pixel electrode connected to the thin film transistor; a second substrate; a common electrode formed on the second substrate; a liquid crystal layer interposed between the first substrate and the second substrate; and a tilt direction determining member formed on one of the first and the second substrates and having a notch that divides the domain determination member into a plurality of portions. | 04-16-2009 |
| 20110187978 | LIQUID CRYSTAL DISPLAY AND METHOD FOR MANUFACTURING THE SAME - A liquid crystal display includes opening patterns in the electrodes or protrusions on the electrodes. The opening patterns or the protrusions have a pattern which controls the direction of the liquid crystal molecules. Thus the quality of the LCD can be improved. | 08-04-2011 |
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| 20090077591 | METHOD AND SYSTEM FOR PROVIDING GREENWICH MEAN TIME IN MOBILE BROADCASTING SERVICE - An apparatus and method for providing mobile broadcasting services through a communication network and a broadcast network, wherein a mobile terminal receives and stores Greenwich Mean Time (GMT) access address through an Electronic Service Guide (ESG) bootstrap File deLivery over Unidirectional Transport (FLUTE) session. The GMT access address is included in the ESG bootstrap FLUTE session when transmitted. The mobile terminal requests the GMT from the communication network using the GMT access address, receives the GMT from the communication network, and stores and sets the GMT. | 03-19-2009 |
| 20090083794 | METHOD AND DIGITAL BROADCASTING SYSTEM FOR TRANSMITTING AND RECEIVING ESG - Disclosed is a method and a digital broadcasting system for transmitting and receiving an Electronic Service Guide (ESG). When there are ESG fragments to be transmitted through a communication network among ESG fragments included in ESG data, a digital broadcast transmitter generates an ESG data session such that the ESG data session may include route information through the communication network of the relevant ESG fragments. Then, the digital broadcast transmitter transmits the generated ESG data session to a broadcast receiving terminal, which obtains the route information through the communication network of the relevant ESG fragments. Accordingly, a user can more easily and conveniently receive the ESG data by using the route information through the communication network obtained by the broadcast receiving terminal. | 03-26-2009 |
| 20090100472 | METHOD AND SYSTEM FOR TRANSMITTING PLURAL DATA IN PORTABLE BROADCASTING SERVICE - A method and system for transmitting a plurality of ESG data to an MS over a communication network in a DVB-H CBMS portable broadcasting service are provided. The MS requests ESG data over the communication network, a server collects the requested ESG data and transmits at least one of the collected ESG data in an ESG data group file to the MS over the communication network. The MS receives the ESG data group file and stores the ESG data included in the ESG data group file. | 04-16-2009 |
| 20100177156 | Method and apparatus for sharing mobile broadcast service - Two different communication terminals share a broadcast content received through a mobile broadcast service. If a mobile broadcast-sharing mode for sharing a broadcast content with a specific communication terminal is set, a mobile broadcast terminal extracts broadcast video data and broadcast audio data from a mobile broadcast signal being received. The mobile broadcast terminal converts a codec of the broadcast video data and the broadcast audio data into a codec used in video communication, and delivers at least one of the converted broadcast video data and the converted broadcast audio data through video communication formed to the communication terminal. | 07-15-2010 |
| 20100180309 | METHOD AND SYSTEM FOR PROVIDING A UNICAST SERVICE IN A MOBILE DIGITAL BROADCASTING SERVICE - A system and method for providing a unicast service in a mobile digital broadcasting service. The method includes setting a delivery scheme and an information request scheme, which are supportable by each channel, in a specified region of an electronic service guide (ESG) data session, and receiving, by a terminal, a first data session of the ESG, and identifying information on the delivery scheme and the information request scheme, which are supportable by each channel and are set in the specified region. | 07-15-2010 |
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| 20080308545 | Cooking apparatus with divider - Disclosed herein is a cooking apparatus that is capable of partially heating a cooking chamber depending upon an amount of food to be cooked through a relatively simple mechanical structure without using an additional control unit. The cooking apparatus includes a cooking chamber, a hot air supply unit to supply hot air into the cooking chamber, and a divider to divide the cooking chamber. The hot air supply unit includes a heater, a blowing fan to supply air heated by the heater into the cooking chamber, a fan cover having inlet holes and outlet holes, an opening and closing cover to partially open and close the inlet holes and the outlet holes of the fan cover, and interlocking units operating together with the attachment and detachment of the divider to move the opening and closing cover. | 12-18-2008 |
| 20090194092 | Oven equipped with steam generation unit - An oven which is convenient to supply water and clean a steam generation unit thereof. The oven includes a cooking chamber in which food is cooked, a door which opens and closes the cooking chamber, and a steam generation unit formed at a front part of a bottom plate of the cooking chamber. | 08-06-2009 |
| 20090311514 | Coating composition, and cooking device or cooking receptacle coated with the same - A coating composition and a cooking device and/or cooking receptacle coated with the coating composition are described. The coating composition includes 10 to 30 wt. % of SiO | 12-17-2009 |
| 20100133259 | Heater usable with cooker, method of manufacturing the same and cooker - Disclosed herein are a heater for cookers with high economical efficiency and improved performance, a method of manufacturing the same, and a cooker including the heater. The heater for cookers includes a heat-generator, and a heater body to house the heat-generator, a surface of the heater body having a prominence/depression pattern provided by surface-treating. The heater body is processed by sandblasting. | 06-03-2010 |
| 20100212512 | Cooking apparatus - A cooking apparatus equipped with a heating device enabling uniform distribution of heat. The cooking apparatus includes a plate to put a cooker thereon, a heater disposed under the plate, and a guide member disposed between the plate and the heater to induce energy emitted from the heater toward the plate. | 08-26-2010 |
| 20110011422 | POLLUTION SENSOR, COOKING APPARATUS HAVING SENSOR FOR DETECTING POLLUTION, AND CONTROL METHOD OF COOKING APPARATUS - Disclosed are a sensor, a cooking apparatus having the sensor, and a control method of the cooking apparatus. The sensor serves to accurately sense a pollution level of the cooking apparatus and to inform of a cleaning time and/or cleaning method based on the pollution level. The pollution level of a cooking compartment may be objectively determined using the sensor that senses the pollution level via a variation of capacitance. Also, it may be possible to guide a cleaning time and/or cleaning method (e.g., manual cleaning, steam cleaning, thermal decomposition cleaning, etc.) based on the pollution level of the cooking compartment, allowing the cooking compartment to be cleaned in the cleaning method at an appropriate cleaning time. In particular, during a thermal decomposition cleaning operation, the pollution level is sensed in real time to enable variable control the cleaning time and automatic control of a cleaning ending time. This may contribute to reduce energy consumption and discharge of CO2. | 01-20-2011 |
| 20110214661 | Oven - An oven having enhanced cooling efficiency. The oven includes a cooking chamber, a door to open or close a front side of the cooking chamber, a cooling fan located above the cooking chamber to suction and blow outside air, a discharge duct to discharge the air, blown by the cooling fan, forward of the door, a plurality of flow-paths defined in the door to allow outside air to be introduced into and moved in the flow-path in association with discharge of the air through the discharge duct, and a suction pipe to connect at least one of the flow-paths and the cooling fan to each other. Suction force of the cooling fan is applied to the flow-paths of the door through the suction pipe as well as the interior of an electric machine room, allowing the air in the flow-path to be discharged to the outside through the suction pipe and the discharge duct. This assures more active air movement in the door and maximizes the cooling effect of the door. | 09-08-2011 |
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| 20110208596 | METHOD AND SYSTEM FOR PROVIDING ADVERTISING IN WHICH THE BID PRICE PER UNIT TIME IS ADJUSTED IN ACCORDANCE WITH ADVERTISING TRAFFIC - A method and system for offering an advertisement by adjusting a bid price per unit time according to advertising traffic are provided. The advertisement offering method includes determining a bid price per unit time based on an average bid price input by an advertiser and advertising traffic, and determining a charge regarding the advertisement of the advertiser based on the bid price per unit time. | 08-25-2011 |
| 20110246288 | METHOD AND SYSTEM FOR MANAGING QUALITY OF ADVERTISED WEBPAGE - Disclosed is a method and system for managing quality of an advertising document. The method of managing document quality may include verifying a number of actual clicks corresponding to a number of clicks that may occur during a predetermined period with respect to at least one document that may exist on the Web, verifying a number of expected clicks corresponding to a number of clicks that may be expected to occur during the predetermined period with respect to the at least one document, and determining a quality management index by which quality of the at least one document may be numerically expressed based on the number of the expected clicks and the number of the actual clicks. | 10-06-2011 |
| 20110251901 | METHOD FOR AUCTIONING AND BILLING FOR SEARCH ADVERTISEMENT, SYSTEM, AND COMPUTER-READABLE RECORDING MEDIUM - A method, system, and computer-readable recording medium for holding an auction and imposing a charge in relation to a search advertisement are provided. The method includes receiving bid information related to the search advertisement from an advertiser calculating device, the bid information including a search keyword, a posted time of the search advertisement, and a bid price for the search advertisement, determining a posting position and/or a posting order of the search advertisement with respect to a predetermined time slot of the posted time of the search advertisement, based on the bid price corresponding to the time slot, and posting the search advertisement according to the determined posting position and/or the posting order for the predetermined time slot. | 10-13-2011 |
| 20110264514 | BILLING METHOD AND SYSTEM THAT DETERMINES ADVERTISEMENT COSTS ACCORDING TO UNIT TIME - A charging method and system for determining an advertising cost according to a unit time are provided. The charging method includes checking a performance index numerically indicating performance of an advertisement; checking a priority index of a next-priority advertisement to the advertisement; and determining an actual charge per unit time of the advertisement based on the performance index, the priority index, and a predetermined weight. | 10-27-2011 |
| 20110282751 | METHOD AND SYSTEM FOR ADVERTISING USING MINIMUM INCREMENT BID - A method and system for providing an advertisement using a minimum incremental unit are provided. The advertisement providing method includes adjusting a minimum incremental unit based on an initial bid price, an input bid price, and a maximum bid price bid price during an auction. The minimum incremental unit includes a minimum value of increment to be included in a current input bid price in addition to a previously input bid price. | 11-17-2011 |
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| 20080237037 | MASK AND METHOD OF MANUFACTURING THE SAME - A mask includes a transparent substrate, a light-blocking layer and a halftone layer. The light-blocking layer includes a source electrode pattern portion including a first electrode portion, a second electrode portion and a third electrode portion, and a drain electrode pattern portion disposed between the second electrode portion and the third electrode portion. The halftone layer includes a halftone portion corresponding to a spaced-apart portion between the source electrode pattern portion and the drain electrode pattern portion, and a dummy halftone portion more protrusive than ends of the second electrode portion and the third electrode portion. Thus, a photoresist pattern corresponding to a channel portion of a thin film transistor (TFT) may be formed with a uniform thickness, to thereby prevent an excessive etching of the channel portion. | 10-02-2008 |
| 20090135347 | DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A manufacturing method of a display device, wherein the manufacturing method for an embodiment includes: forming color filters in a plurality of pixel regions; forming a conductive layer on the color filters; and separating the conductive layer in each of the pixel regions through a photolithography process and forming a pixel electrode; wherein a groove is formed between the adjacent color filters having different colors at boundaries between the pixel regions; and wherein the photolithography process uses a negative photoresist material. | 05-28-2009 |
| 20090159888 | DISPLAY PANEL AND METHOD FOR MANUFACTURING THE SAME - A display panel and a manufacturing method thereof which includes forming a color filter on an insulating substrate, forming a plurality of trenches in the color filter, forming a first metal layer in the trenches, forming a second metal layer on the first metal layer to form gate lines, forming a gate insulating layer on the color filter and the gate lines, forming a semiconductor on the gate insulating layer, forming data lines including source electrodes and drain electrodes, and forming pixel electrodes connected to the drain electrodes. | 06-25-2009 |
| 20090176325 | HALFTONE MASK, METHOD OF MANUFACTURING THE SAME, AND METHOD OF MANUFACTURING AN ARRAY SUBSTRATE USING THE SAME - A halftone mask includes a transparent substrate, a light-blocking layer, a first semi-transparent layer and a second semi-transparent layer. The transparent substrate includes a light-blocking area, a light-transmitting area, a first halftone area transmitting first light, and a second halftone area transmitting second light that is less than the first light. The light-blocking layer is formed in the light-blocking area to fully block light from being transmitted. The first and second semi-transparent layers are formed on the transparent substrate. At least one of the first and second semi-transparent layers is formed in the first halftone area, and the first and second semi-transparent layers are overlapped with each other on the second halftone area. | 07-09-2009 |
| 20100055851 | PHOTORESIST COMPOSTION, METHOD FOR FORMING THIN FILM PATTERNS, AND METHOD FOR MANUFACTURING A THIN FILM TRANSISTOR USING THE SAME - The present invention relates to a photoresist composition that comprises a resin that is represented by Formula 1, a method for forming a thin film pattern, and a method for manufacturing a thin film transistor array panel by using the same. | 03-04-2010 |
| 20100167206 | PHOTORESIST COMPOSITION AND METHOD FOR MANUFACTURING A DISPLAY SUBSTRATE USING THE PHOTORESIST COMPOSITION - A photoresist composition includes a novolac resin, a benzophenone photosensitizer and an ethylidyne tris phenol photosensitizer, and an organic solvent. Thus, a micropattern having a higher resolution than the resolution of an exposure apparatus is formed to decrease an amount of exposure and/or exposure time, thereby improving manufacturing reliability and productivity. | 07-01-2010 |
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| 20090195266 | HIGH VOLTAGE STRESS TEST CIRCUIT - A high voltage stress test circuit includes an internal data generation unit for generating internal data and inverted internal data, and a level shifter for receiving the internal data and the inverted internal data and for generating digital data and inverted digital data. In a normal mode, the internal data and the inverted internal data have logic states corresponding to input data, while the digital data and the inverted digital data have logic states corresponding to the internal data and the inverted internal data. In a high voltage stress test mode, the internal data and the inverted internal data have predetermined logic states regardless of a logic state of the input data, while the digital data and the inverted digital data have predetermined logic states regardless of logic states of the internal data and the inverted internal data. | 08-06-2009 |
| 20100123690 | SOURCE DRIVER FOR DISPLAY DEVICES - A source driver for display devices includes line pair driving blocks. Each of the line pair driving blocks includes a de-multiplexing portion for de-multiplexing first and second digital data to generate first and second de-multiplexing data, a decoding portion for decoding the first and second de-multiplexing data to generate first and second analog data, and a multiplexing portion for multiplexing the first and second analog data to generate first and second gradation voltages. In the source driver, the de-multiplexing portion is controlled by signals having information of loading timing for the digital data and information of polarity for the gradation voltages. | 05-20-2010 |
| 20110038425 | DIFFERENTIAL DATA TRANSFERRING SYSTEM AND METHOD USING THREE LEVEL VOLTAGES - A differential data transferring system and method uses three level voltages to simultaneously transfer three signals (for example, two data signals and one clock signal) across two transfer line sets (i.e., four transfer lines). Therefore, the differential data transferring method increases transferring efficiency by using fewer transfer lines. Also, according to the differential data transferring system and method, one of two transfer lines forming a transfer line set is controlled to a middle voltage level, while the other transfer line is controlled to either a high voltage or a low voltage. Accordingly, the voltage difference between the two transfer lines may be maintained at a constant amplitude. Additionally, the difference between first and second dividing voltages DC | 02-17-2011 |
| 20110199143 | INTERNAL CLOCK GENERATING CIRCUIT AND METHOD FOR GENERATING INTERNAL CLOCK SIGNAL WITH DATA SIGNAL - An internal clock generating circuit and a method for generating an internal clock signal are disclosed. The internal clock generating circuit includes a transition detecting block for detecting transitions in a data signal and generating data transition information, and an internal clock generating block for generating and storing a period digital data while detecting the unit period of the data signal in a period confirming mode. In the internal clock generating circuit, the internal clock signal can be generated without the external clock signal, so that the internal clock generating circuit can be implemented with a simple constitution. Additionally, an extra locking time is not required for locking the extra clock signal, so that the operating speed of the internal clock generating circuit is improved. The internal clock signal is dependent on the data signal, so that it is easy to control the set-up and hold for data. | 08-18-2011 |
