Patent ID: 6585156
Filing Date: 2003-07-01
Classification: G06K,G11B

Abstract:
A multichannel magnetic head, comprising:three and only three channels including two side channels and one middle channel disposed between said two side channels, each channel having a corresponding set of two magnetic core half bodies facing each other and defining a magnetic gap portion therebetween, said magnetic gap portions of said middle channel and said two side channels being disposed on a contacting face that contacts a magnetic medium; and said plurality of magnetic gap portions, when said magnetic medium is moved over said contacting face, transferring data between said magnetic medium and said magnetic head, a gap distance of said magnetic gap portion of said middle channel being larger than said gap distance of said magnetic gap portions of said two side channels to accommodate a physically warped magnetic medium such that when said data is being transferred, two ends of said contacting face contact said warped magnetic medium and a middle portion of said contacting face corresponding to said gap portion of said middle channel is separated from said warped magnetic medium.