| 摘要 |
A universal serial bus hub ( 100, 900 ) includes a housing ( 110 ), a power port ( 210 ), a first universal serial bus port ( 120 ), and a second universal serial bus port ( 220 ). The housing includes a middle portion ( 112 ), a top portion ( 111 ) coupled to the middle portion, and a bottom portion ( 113 ) coupled to the middle portion opposite the top portion. The middle portion has a first region ( 163 ), a second region ( 161 ) substantially opposite the first region, and a third region ( 162 ), where the third region is between the first region and the second region. The power port is located at the first region, the first universal serial bus port is located at the second region, and the second universal serial bus port is located at the third region.
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