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Ha, Busan
Dong Gyung Ha, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20110022383 | METHOD FOR PROCESSING NOISY SPEECH SIGNAL, APPARATUS FOR SAME AND COMPUTER-READABLE RECORDING MEDIUM - A sound quality improvement method for a noisy speech signal according to an embodiment of the present invention comprises the steps of estimating a noise signal of an input noisy speech signal by performing a predetermined noise estimation procedure for the noisy speech signal; measuring a relative magnitude difference to represent a relative difference between the noisy speech signal and the estimated noise signal; calculating a modified overweighting gain function with a non-linear structure in which a relatively high gain is allocated to a low-frequency band than a high-frequency band by using the relative magnitude difference; and obtaining an enhanced speech signal by multiplying the noisy speech signal and a time-varying gain function obtained by using the overweighting gain function. Accordingly, the amount of calculation for noise estimation is small, and large-capacity memory is not required. Furthermore, the present invention can be easily implemented in hardware or software, and the accuracy of noise estimation can be increase because an adaptive procedure can be performed on each frequency sub-band. | 01-27-2011 |
| 20110029305 | METHOD FOR PROCESSING NOISY SPEECH SIGNAL, APPARATUS FOR SAME AND COMPUTER-READABLE RECORDING MEDIUM - A noise estimation method for a noisy speech signal according to an embodiment of the present invention includes the steps of approximating a transformation spectrum by transforming an input noisy speech signal to a frequency domain, calculating a smoothed magnitude spectrum having a decreased difference in a magnitude of the transformation spectrum between neighboring frames, calculating a search spectrum to represent an estimated noise component of the smoothed magnitude spectrum, and estimating a noise spectrum by using a recursive average method using an adaptive forgetting factor defined by using the search spectrum. According to an embodiment of the present invention, the amount of calculation for noise estimation is small, and large-capacity memory is not required. Accordingly, the present invention can be easily implemented in hardware or software. Further, the accuracy of noise estimation can be increase because an adaptive procedure can be performed on each frequency sub-band. | 02-03-2011 |
| 20110029310 | PROCEDURE FOR PROCESSING NOISY SPEECH SIGNALS, AND APPARATUS AND COMPUTER PROGRAM THEREFOR - Provided are a noise state determination method and an apparatus and a computer readable recording medium therefor. A noisy speech signal processing method according to the present invention includes calculating a transformed spectrum by transforming an input noisy speech signal to a frequency domain; calculating a smoothed magnitude spectrum by reducing magnitude differences of the transformed spectrum between neighboring frames; calculating a search spectrum which represents an estimated noise component of the smoothed magnitude spectrum; and calculating an identification ratio which represents a ratio of a noise component included in the input noisy speech signal, by using the smoothed magnitude spectrum and the search spectrum. Since a small amount of calculation is required and a large-capacity memory is not required, the present invention may be easily implemented as hardware or software. Also, since an adaptive operation is performed with respect to each frequency sub-band, the accuracy of determining a noise state may be improved. | 02-03-2011 |
Ga-Hee Ha, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20100162420 | GASTRIC CARCINOMA GENE ZNF312B, A PROTEIN TRANSLATED FROM THE GENE, AND A DIAGNOSTIC KIT AND A SCREENING METHOD FOR ANTICANCER AGENTS USING THE SAME - The present invention relates to a diagnostic marker containing ZNF312b gene and the fragment thereof, a diagnostic method for stomach cancer and a screening method for stomach cancer inducers or inhibitors using the same. ZNF312b gene expression is specifically increased in stomach cancer. And the over-expression or the under-expression of the gene affects activation or inhibition of cell proliferation and tumor formation of a stomach cancer cell line and cell proliferation signal transduction system as well to induce stomach cancer at last. Therefore, ZNF312b marker gene can be effectively used for diagnosis of stomach cancer, construction of a stomach cancer animal model, prevention and treatment of stomach cancer and development of a stomach cancer specific anticancer agent. | 06-24-2010 |
Hyunju Ha, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20110043611 | DEPTH AND LATERAL SIZE CONTROL OF THREE-DIMENSIONAL IMAGES IN PROJECTION INTEGRAL IMAGING - A method disclosed herein relates to displaying three-dimensional images. The method comprising, projecting integral images to a display device, and displaying three-dimensional images with the display device. Further disclosed herein is an apparatus for displaying orthoscopic 3-D images. The apparatus comprising, a projector for projecting integral images, and a micro-convex-mirror array for displaying the projected images. | 02-24-2011 |
Ki-Ho Ha, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20100101061 | SHOELACE TIGHTENING DEVICE - A shoelace tightening device. A housing has a base plate affixed to the tongue of a shoe, and a side wall formed on the base plate. A rotation member has a rotator seated on the side wall of the housing and formed with a ratchet gear on its inner surface, and a bobbin formed on the lower surface of the rotator. A cover is placed on the ratchet gear. A stopper has a head which can slide on the cover, a bridge which extends downward from the head, and a pawl member which is formed on the lower end of the bridge. A coupling shaft is coupled to the base plate and has a stopper housing. The pawl member is received in the stopper housing. A spring is interposed between the inner surface of the stopper housing and an end of the pawl member. | 04-29-2010 |
| 20100275460 | FOOTWEAR OUTSOLE - A footwear outsole includes an arch member shiftably assembled on a central part of an upper surface of a outsole body in a longitudinal direction and a rear heel shiftably assembled on a rear part of a lower surface of the outsole body in a longitudinal direction. The footwear outsole has an advantage in that the footwear outsole can not only prevent the foot from becoming flat, but can also minimize shock on the sole of the foot, and reduce foot fatigue Therefore, the comfortable sensation can be maintained, and an effect of stretching are maximized so as to make the blood smoothly circulate and acupressure the acupunctural K1 region. | 11-04-2010 |
Nam-Chul Ha, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20100317042 | PROTEINS ACTIVATING PRO-PHENOLOXIDASE SYSTEM AND GENES ENCODING THE SAME - The present invention provides novel proteins activating pro-phenoloxidase (pro-PO) system of | 12-16-2010 |
Sang Ahn Ha, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20090145000 | SYSTEM FOR PURIFYING CONTAMINATED SOIL - Disclosed herein is a system for purifying contaminated soil, which restores soil contaminated by a variety of pollutants to the condition before the contamination, and which itself provides the driving source required for the purification. The system includes: a dryer which dries contaminated soil, separates waste gas generated during the drying from the contaminated soil, and discharges the waste gas; a pyrolysis apparatus which indirectly heats the dried contaminated soil in a hermetic condition to divide the contaminated soil into purified soil and pyrolysis gas, and separately discharges the purified soil and the pyrolysis gas; a transfer fan for forcibly transferring the discharged pyrolysis gas; a burner for oxidizing the waste gas discharged from the dryer and the pyrolysis gas forcibly transferred by the transfer fan, to heat the pyrolysis apparatus; and a cooling facility for directly spraying cooling water on the discharged purified soil to cool the purified soil. | 06-11-2009 |
Sang-Keun Ha, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20110229590 | PHARMACEUTICAL COMPOSITION COMPRISING GINGER EXTRACT OR SHOGAOL - The present invention provides a pharmaceutical composition for preventing or treating learning disorders, memory disorders, Parkinson's disease, or ischemic cerebrovascular disease, which comprises a ginger extract or shogaol; and a pharmaceutically acceptable carrier. And also, the present invention provides a food composition for improving learning disorders or memory disorders or alleviating the symptoms of learning disorders or memory disorders which comprises a ginger extract or shogaol as an active ingredient, or a food composition for improving learning or memory which comprises a ginger extract or shogaol as an active ingredient. | 09-22-2011 |
Seok-Bong Ha, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20110214562 | CYLINDER DRIVING APPARATUS USING AIR PRESSURE - It is an aim of the present invention to overcome urgent and pressing global troubles directly associated with the human right to live, such as the energy crisis, the economic crisis, and environmental pollution and the like which cannot be delayed or neglected any longer in order to meet the needs of the times. Further, it is an aim of the present invention to significantly reduce the dependency on a variety of fossil directly associated with global warming. Therefore, the present invention provides a cylinder driving apparatus using air pressure, with maximized energy, characterized in that the use of fossil fuel energy is reduced and the use of clean energy is proposed. The present invention relates to a cylinder diving apparatus in which a plurality of flexible tubes connected to a crankshaft are filled with high pressure air, alternately expand by expansion energy, and are elevated to operate and rotate the crankshaft. Further, the preset invention relates to an apparatus for minimizing friction and eliminating gravitational force which may interfere with the elevating movement, to thereby maximize the efficiency of the conversion of compressed air expansion energy into rotating movement. The present invention achieves a great and active supplement and improvement over Korean Patent Registration No. 0041791 and No. 0210368 granted to the applicant of the present invention, ad proposes an inventive structure of an assistant tube that provides a novel energy source. Conventional apparatus use a variety of fossil fuels as a power source, whereas the present invention eliminates the repeated rise of oil prices ad ends energy problems, enables people to enjoy a stable life and aids in economic development, and provides all mankind with a new environmentally-friendly energy resource to take the place of the innumerable conventional power sources. The cylinder driving apparatus using air pressure according to the present invention comprises: a plurality of flexible tubes arranged in a case to flexibly move via high-pressure air; a connecting rod fixed at each f the flexible tubes, and which penetrates through an upper portion of the case; a crank shaft sequentially coupled to the connecting rod to rotate via the elevating movement of the connecting rod; a high pressure tank for supplying high pressure air to the flexible tubes via an air line; and a valve arranged in each of the flexible tubes to divide the space in the flexible tube into an upper section and a lower section and to open/shut airflow in the upper and lower sections. The valve is shut to block the upper and lower sections from each other when the flexible tubes are filled with high pressure air, and opens when the flexible tubes are elevated to top center. The valve is connected to an assistant tube, the interior of which is equipped with a tensile spring force to keep the assistant tube compressed, to enable compressed air in the flexible tubes to flow to the assistant tube when the valve opens. | 09-08-2011 |
Soo-Hyun Ha, Busan KR
| Patent application number | Description | Published |
|---|---|---|
| 20090047582 | Non-Aqueous Electrolyte and Electrochemical Device With an Improved Safety - Disclosed are a non-aqueous electrolyte comprising a lithium salt and a solvent, the electrolyte containing, based on the weight of the electrolyte, 10-40 wt % of a compound of Formula 1 or its decomposition product, and 1-40 wt % of an aliphatic nitrile compound, as well as an electrochemical device comprising the non-aqueous electrolyte. Also disclosed is an electrochemical device comprising: a cathode having a complex formed between the surface of a cathode active material and an aliphatic nitrile compound; and an anode having formed thereon a coating layer containing a decomposition product of the compound of Formula 1. Moreover, disclosed is an electrochemical device comprising: a cathode having a complex formed between the surface of a cathode active material and an aliphatic nitrile compound; and a non-aqueous electrolyte containing the compound of Formula 1 or its decomposition product. In addition, disclosed is an electrochemical device comprising: an anode having formed thereon a coating layer containing a decomposition product of the compound of Formula 1; and a non-aqueous electrolyte containing the compound of Formula 1 or its decomposition product. | 02-19-2009 |
| 20100167131 | Non-Aqueous Electrolyte and Electrochemical Device With an Improved Safety - Disclosed are a non-aqueous electrolyte comprising a lithium salt and a solvent, the electrolyte containing, based on the weight of the electrolyte, 1-10 wt % of a compound of Formula (1) or its decomposition product, and 1-10 wt % of an aliphatic di-nitrile compound, as well as an electrochemical device comprising the non-aqueous electrolyte. Also disclosed is an electrochemical device comprising: a cathode having a complex formed between a surface of a cathode active material and an aliphatic di-nitrile compound; and a non-aqueous electrolyte containing 1-10 wt % of a compound of Formula (1) or its decomposition product based on the weight of the electrolyte. | 07-01-2010 |
| 20100233549 | Non-Aqueous Electrolyte and Electrochemical Device With an Improved Safety - Disclosed are a non-aqueous electrolyte comprising a lithium salt and a solvent, the electrolyte containing, based on the weight of the electrolyte, 1-10 wt % of a compound of Formula 1 or its decomposition product, and 1-40 wt % of an aliphatic mono-nitrile compound, as well as an electrochemical device comprising the non-aqueous electrolyte. Also disclosed is an electrochemical device comprising: a cathode having a complex formed between a surface of a cathode active material and an aliphatic mono-nitrile compound; and a non-aqueous electrolyte containing 1-10 wt % of a compound of Formula 1 or its decomposition product based on the weight of the electrolyte. The electrochemical device has an excellent low-temperature battery performance and an excellent high-temperature safety, by a synergic effect, and also can provide excellent. | 09-16-2010 |