摘要:
A method of manufacturing a printed circuit board is disclosed. The method, which includes forming a base pattern over one side of a negative photoresist, exposing the one side, attaching an insulation layer on the one side, developing the negative photoresist such that the base pattern is uncovered, and forming a circuit pattern over the base pattern, can increase the thickness of the circuit pattern and strengthen the adhesion between the circuit pattern and the insulation layer.
摘要:
Disclosed are methods of forming a printed circuit pattern and forming a guide, and a guide-forming ink. The method of forming a printed circuit pattern in accordance with the present invention includes forming a guide by using guide-forming ink having a slip property, curing the formed guide by in-situ UV, and forming a printed circuit pattern on the inside of the cured guide by using metal ink.
摘要:
Disclosed are a printed circuit board and a method for manufacturing the same. The method, which includes providing a base substrate in which a thermoplastic resin layer is formed; forming a circuit pattern on the thermoplastic resin layer by discharging a conductive ink by an inkjet method; curing the circuit pattern through the heating at a temperature that is lower than a melting point of the thermoplastic resin layer; sintering the circuit pattern through the heating; and burying at least a part of the circuit pattern in the thermoplastic resin layer by heating the thermoplastic resin layer and compressing the circuit pattern toward the thermoplastic resin layer, can provide a printed circuit board and a method for manufacturing the same, in which a fine circuit pattern can be formed by an inkjet method and the adhesive force between the circuit pattern and the base substrate can be improved.
摘要:
It discloses a hybrid supercapacitor including a carbon aerogel cathode and a surface-oxidized transition metal nitride aerogel anode which is able to increase energy density and power density with increase of overall cell potential and at the same time lower internal resistance of the electrode and equivalent series resistance by using a monolithic electrode with no use of current collector and binder.
摘要:
It discloses a hybrid supercapacitor including a carbon aerogel cathode and a transition metal oxide aerogel anode which is able to increase energy density and power density with increase of overall cell potential and at the same time lower internal resistance of the electrode and equivalent series resistance by using a monolithic electrode with no use of current collector and binder.
摘要:
An indoor user positioning method including storing user information on a user terminal and user feature information detected from a feature detection device in a central server, detecting the position of the user terminal periodically and storing the detected position in a database, detecting by a motion recognition device attribute information on a user at the front thereof and transmitting the detected attribute information to the central server, extracting user terminals corresponding to the position of the user that the motion recognition device recognizes from the user terminals stored in the database in order to select target users, and comparing the user feature information on the target users stored in the database with the user attribute information that the motion recognition device transmits in order to specify a user at the front of the motion recognition device.
摘要:
Provided is a method and apparatus for providing an indexing service in a portable terminal. The method includes recognizing at least one data selected by a user from a first file provided through a text viewer of the portable terminal and extracting absolute locations of the recognized data in the first file, storing the extracted locations of the data and arranging the data in a predetermined order to create a first sub file related to the first file, and indexing the first file to allow a search in the first file based on particular data by displaying the locations stored for the respective data arranged in the created first sub file. The first sub file is further linked to data from other files according to the data selected by a user so that a user can determine location of a particular data.
摘要:
The present invention relates to a method of surface treatment, a method for forming circuit lines, a printed circuit board formed thereby, and an apparatus for forming circuit lines on a substrate, wherein fine circuit lines are formed simply, rapidly, and economically. The method for forming circuit lines of the present invention comprises: (a) selectively applying a surface treatment solution which includes an alkali metal compound on a base film in accordance with circuit patterns by a discharging method; (b) applying a conductive ink which includes metal nanoparticles in accordance with the surface-treated circuit pattern; and (c) curing the base film on which the conductive ink is applied under a reduction atmosphere lines.
摘要:
Disclosed herein is a sheet-shaped safety kit that is attached to opposite major surfaces of an electrode assembly for secondary batteries. The safety kit includes a group of metal sheets electrically connected to a cathode terminal of the electrode assembly, another group of metal sheets electrically connected to a cathode terminal of the electrode assembly, and an insulation sheet disposed between the two metal sheet groups. The metal sheets of one of the metal sheet groups are interconnected with each other at lower ends of the metal sheets, the lower-end interconnection part interconnecting the lower ends of the metal sheets has a width less than that of the metal sheets, and lower-end corners of the interconnected metal sheets are larger than lower-end corners of the metal sheets that are not interconnected with each other.