摘要:
An antenna apparatus for a portable terminal. The antenna apparatus includes a first helical antenna which is mounted on the portable terminal and takes the form of a coil and a second helical antenna which is wound the same axis as the first helical antenna and is surrounded by the first helical antenna. One end of the second helical antenna is connected to one end of the first helical antenna.
摘要:
The present invention relates to stabilized isothiazolone compositions and methods of stabilization of isothiazolone, more particularly, to stabilized isothiazolone solutions comprising (a) an isothiazolone composition, (b) sulfuric acid, and (c) solvent.
摘要:
A method of preparing N,N-disubstituted 3,3′-dithiodipropionamide of formula (2) is provided. In the method, 3-mercaptopropi-onamide of formula (4) reacts with an aqueous solution of amine to prepare N-substituted-3-mercaptopropionamide of formula (3) and N-substituted-3-mercaptopropionamide reacts with an aqueous solution of hydrogen peroxide. In addition, a method of preparing substituted 3-isothiazolone is provided. In the method, the produced N,N-disubstituted-3,3′-dithiodipropionamide reacts with a halogenating agent, wherein X and Z are same or different and each selected from the group consisting of hydrogen or a lower alkyl group; Y is selected from the group consisting of hydrogen, an alkyl group of 1 to 18 carbon atoms, a cycloalkyl group of up to 10 carbon atoms, an aralkyl group of up to 10 carbon atoms, an alkyl group of up to 10 carbon atoms, a halogen-, lower alkyl- or lower alkoxy-substituted aryl group, cyano alkyl group, a carboalkoxyalkyl group, a haloalkyl group, an alkoxyalkyl group, an aryloxyalkyl group of up to 12 carbon atoms, an aralkoxyalkyl group of up to 12 carbon atoms, a dialkylaminoalkyl group, an alkylacyl group of up to 8 carbon atoms, a lower alkylsulfonyl group, an arylsulfonyl group of up to 10 carbon atoms, a cyano group and a carbamoyl group.
摘要:
A method of preparing water free isothiazolone having the steps of obtaining an extract from an aqueous solution containing isothiazolone by using a halogenationed hydrocarbon or nitrated hydrocarbon, removing the halogenationed hydrocarbon or nitrated hydrocarbon from the extract, and adding a organic solvent such as glycol, alcohol and glycol ether provides a water free isothiazolone having a high stability without forming wastes and harmful gas.
摘要:
Provided is an electronic device configured for high throughput binarization mode. The electronic device includes a processor and instructions stored in memory that is in electronic communication with the processor. The electronic device obtains a block of transformed and quantized coefficients (TCQs). The electronic device determines whether a high throughput binarization mode condition is met. If the condition is met, the electronic device uses the high throughput binarization mode to process the block. If the condition is not met, the electronic device does not use the high throughput binarization mode to process the block. The electronic device transmits the generated first or second bitstream to a decoder.
摘要:
An electronic device configured for high throughput binarization mode is described. The electronic device includes a processor and instructions stored in memory that is in electronic communication with the processor. The electronic device obtains a block of transformed and quantized coefficients (TCQs). The electronic device determines whether a high throughput binarization mode condition is met. If the condition is met, the electronic device uses the high throughput binarization mode to process the block. If the condition is not met, the electronic device does not use the high throughput binarization mode to process the block. The electronic device transmits the generated first or second bitstream to a decoder.
摘要:
The present invention relates to an apparatus for generating an ultra-short ultra-high intensity pulse laser, comprising: a pulse laser providing unit which generates an ultra-short ultra-high intensity pulse laser, stretches pulse width, then selects and provides only a pulse laser having a predetermined polarizing angle; a polarization characteristic adjusting unit which divides the pulse laser provided by the pulse laser providing unit into S-polarizing component light and P-polarizing component light, varies the phase difference and amplitude difference between the S-polarizing component light and the P-polarizing component light, and combines the two types of light to generate a pulse laser with varied polarization characteristics; and a pulse compression unit which compresses the pulse width of the pulse laser, the polarization characteristics of which are varied by the polarization characteristic adjusting unit, and outputs the pulse laser.
摘要:
A method and system for acquiring a phalange edge image using an X-ray image of a hand are provided. The method includes: selecting a region of interest from an X-ray image of the hand; acquiring a soft tissue background gray level removed image by removing a soft tissue background gray level from the region of interest; and extracting a phalange edge image from the soft tissue background gray level removed image.
摘要:
An electronic device includes first and second interconnections formed on a first surface of a substrate and spaced apart from each other. The electronic device includes a first insulating material layer disposed on the substrate including the first and second interconnections and including a first opening exposing a predetermined region of the first interconnection. The electronic device further includes a first pad filling the first opening and having a greater width than the first opening. The first pad covers at least a part of the second interconnection adjacent to one end of the first interconnection, and the first pad is electrically insulated from the second interconnection by the first insulating material layer.
摘要:
Measuring of an electro-optic coefficient and a thermo-optic coefficient of an optical device and an optical material, and more specifically, to measurement systems and methods of evaluating the electro-optic and thermo-optic coefficients by using interference fringe measurement techniques, wherein those optical characteristics can be precisely measured over a wide wavelength intended without using a complicated measuring equipment. The system for measuring an electro-optic coefficient includes: a light source for outputting an optical beam of multi-wavelengths, an optical interferometer including an optical beam splitter for dividing the optical beam received from the light source into two separate beams, a reference arm for receiving any one of the divided optical beams, a sample arm for receiving the other of the divided optical beams and applying a voltage to an optical sample to be measured by being connected to the optical sample, and an optical beam combiner for combining and mutually interfering optical beams that are output through the reference arm and the sample arm, and an optical spectrum analyzing device for receiving the mutually interfered optical beam from the optical interferometer and analyzing a spectrum of the mutually interfered optical beam.