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49results about How to "Prevent error" patented technology

Moving image coding apparatus, moving image decoding apparatus, control method therefor, computer program, and computer-readable storage medium

This invention provides a technique of preventing errors from being gradually accumulated on the decoding side, while maintaining high scalability, even when a technique for transformation to subbands as a plurality of frequency components, like discrete wavelet transformation, is used for moving image coding. The image data of one input frame is decomposed into a plurality of subbands having different frequency components by a discrete wavelet transformation unit (101). A lower bitplane coding unit (109) codes, for each bitplane, predetermined lower bits of each coefficient data of a subband LL and the coefficient data of subbands other than the subband LL. The data of the upper bits of the subband LL is stored in a frame memory (105). A motion vector detection unit (107) detects a predicted value and motion vector on the basis of the decoded data of the subband LL in a preceding frame. A subtracter (103) obtains the difference between the detected predicted value and the current frame. A coefficient coding unit (104) codes the obtained difference. A motion vector coding unit (108) codes the motion vector. A multiplexing unit (111) multiplexes the code data obtained by the coding units (104, 108, 109).
Owner:CANON KK

System for Automatically Attaching RFID Tag Label and Method Thereof

A system for automatically attaching a radio frequency identification (RFID) tag label and a method thereof are provided. The system includes: an RFID printer for writing original tag information of an object to an RFID tag attached to one surface of the RFID tag label, printing a bar code on the other surface, and outputting the RFID tag label; an applicator for fixing in place the RFID tag label output by the RFID printer and attaching the RFID tag label to the object by applying predetermined pressure; a verification RFID reader including an antenna located near the applicator for reading the written original tag information to verify whether the tag information is correctly recognized from the RFID tag label attached to the object; a warning device for warning a user when the tag information is not correctly recognized from the RFID tag label attached to the object; and a control device for performing control to deliver the original tag information of the object from the exterior to the RFID printer, receiving the read tag information from the verification RFID reader, comparing the read tag information with the original tag information of the object to determine whether the read tag information is consistent with the original tag information, and controlling operation of the warning device based on the determination result, thereby preventing, in advance, errors such as erroneous information for an object distributing process from being generated due to recognition failure, errors and the like.
Owner:SAMSUNG SDS CO LTD

PCB tact switch

The invention relates to a PCB tact switch, and more particularly, to a PCB tact switch having excellent water resistance because same does not have holes on the top and bottom which are open to the outside, capable of preventing erroneous operation through improved contact point safety, and capable of preventing product disengagement through improved fixing strength by being soldered to a substrate. The PCB tact switch of the present invention comprises: an insulation member (100) forming an insulator in a thin plate-shape through which electricity does not pass; an upper conductive substrate (300) formed of a conductor through which electricity may pass, covering the upper surface of the insulation member (100), and including a central contact point terminal (340) and an external contact point terminal (330) by means of a disconnecting portion (310); a lower conductive substrate (400) at the lower surface of the insulation member (100), having an insulation adhesive film (200) deposited on the upper portion thereof, and electrically connected with the upper substrate (300) by means of a through-hole (410); a metal dome (500) which is resiliently deformed by the click from a user, and which electrically connects or disconnects the upper conductive substrate (300) and the lower conductive substrate (400); an insulation film as an insulation cover (600) entirely covering the top portions of the upper conductive substrate (300) and the metal dome (500) and protecting the insides thereof; and an insulation solder mask (700) bonded to the undersurface of the lower conductive substrate (400) and covering the portions with an insulator, except for those requiring soldering, wherein a receiving slot (360) is formed by a receiving slot (110) defined through the insulation member (100) and the insulation film (111), and the metal dome (500) is disposed within the receiving slot (360).
Owner:LEE CHANG HO
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