Another possibility is that they will be presenting a phone with a screen so large, it could be referred to as a tablet. The actual patent doesn't clear things up as it refers to a mobile phone and a tablet computer.
Last January, at CES 2013, Huawei introduced the Huawei Ascend Mate whose 6.1 inch screen was the largest on a smartphone at that time. Now eclipsed by the 6.4 inch Sony Xperia Z Ultra, will Huawei be reclaiming the spot as manufacturer of the largest screened smartphone? After all, CES 2014 is exactly one month away.
Huawei trademarks PhoPad name
source: USPTO via Phandroid