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124results about How to "Improve quality and reliability" patented technology

Inductive self-soldering printed circuit board

A new apparatus for inductively soldering surface-mount, straddle-mount and through-hole type electronic components into a self-soldering PCB (printed circuit board) in an automated fashion utilizing localized Electromagnetic Induction Heating (E.I.H.). Current manufacture technology for packaging electronic components depends on the reflow and wave soldering processes. Both processes heat up to relatively high temperatures the entire assembly, namely its PCB and all the electronic components being soldered into it. Such harsh high-temperature environment frequently causes components damage resulting in rejects and / or demanding rework. With this invention reflow oven and / or wave soldering equipment is not required. During a soldering operation only the leads and pads being soldered are heated but neither the body of said electronic components nor the dielectric material forming said self-soldering PCB and its interconnecting traces are heated. Because of this selectively localized inductive heating, the invention permits to reduce cost and improve the quality and reliability of manufactured products. The invention consumes about 200 times less energy than the reflow and wave soldering processes. This invention can readily be utilized to complement and / or supplement the reflow and wave soldering processes by providing selective inductive self-soldering of odd-form and / or heat-sensitive components. The invention also allows in-process, and in-situ, testing of soldered joints quality thus permitting rework before final assembly of a self-soldering PCB is completed. This invention also provides for a useful inductive de-soldering apparatus.
Owner:TRUCCO HORACIO ANDRES

Matrix-inductor soldering apparatus and device

A new apparatus and process for soldering surface-mount and through-hole type electronic components into a printed circuit board (PCB) in an automated fashion utilizing localized electromagnetic induction heating. Current manufacture technology for packaging electronic components depends exclusively on the reflow and wave soldering processes. Both processes heat up to relatively high temperature the entire assembly, namely its PCB and all the electronic components been soldered into it. Such high temperature environment frequently causes components damage resulting in rejects and/or demanding rework. With this invention however, during a soldering operation only the leads and pads, or joints, being soldered are heated but neither the body, or casing, of said electronic components nor the dielectric material forming said PCB are heated. Because of this selectively localized heating, the invention permits to reduce cost and improve the quality and reliability of manufactured products. This invention consumes about 200 times less energy than the reflow and wave soldering processes. Also allows in-process, and in-situ, testing of soldered joints quality thus permitting rework before final assembly of a PCB is completed. This invention also provides for an useful de-soldering apparatus.
Owner:TRUCCO HORACIO ANDRES

Image control apparatus

There is provided an image control apparatus which incorporates an automatic configuration mechanism for setting parameters used in event detection, to thereby perform efficient event detection, and improve quality and reliability of image monitoring control. An encoding section encodes an image from a monitoring camera. A reduced image generation section performs simplified decoding of an encoded image to generate a reduced image. A feature amount extraction section detects an image event from the reduced image and extracts feature amounts therefrom. A screen display control section performs screen display control such that a listing of static images of the reduced image is displayed on a display, and a detection event can be set which is an event to be detected. A detection dictionary-preparing section measures variance values from the feature amounts of the detection event to thereby prepare a detection dictionary containing detection parameters which are feature amounts having small variance values. An event detection control section calculates distances between the detection dictionary and the feature amounts to determine a detection range. An image recording section compares the distances and a threshold value for recording images, and based on a result of the comparison, records monitored images.
Owner:FUJITSU LTD
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