Samsung could introduce a 10.5-inch AMOLED tablet in early January, according to a new report from Korea’s ETNews.Details recently found in a shipping manifest point to at least one of Samsung’s next Galaxy Tabs coming with a premium price tag.Factor in earlier rumors of a high-end line of tablets designed to compete with Apple’s iPad and iPad Mini and things line up nicely. It stands to reason that the SM-T331 described in the manifest could be a variant of the upcoming Samsung Galaxy Tab 4.Rumors have been spinning over the last few weeks that Samsung was readying a tablet with an AMOLED display. In fact, the hardware maker was reportedly