| 摘要 |
<p>An electric apparatus comprises a backplane (1), buses (30-32) having a plurality of signal lines and constituted by at least an upper stage (30, 31) and a lower stage (30, 32), a plurality of upper stage connectors (21, 23, 25, 27) connected to said bus constituted by said upper stage, and a plurality of lower stage connectors (22, 24, 26, 28) connected to said bus constituted by said lower stage, wherein one (e.g. 24) of said plurality of lower stage connectors is arranged between said plurality of upper stage connectors (23, 25) and one (e.g. 25) of said plurality of upper stage connectors is arranged between said plurality of lower stage connectors (24, 26). <IMAGE></p> |
