Samsung Electronics plans to unveil the Galaxy Note4 at this year's IFA exhibition n Germany, in September, company officials said on Wednesday. "Samsung is considering holding a launch event of the Note4 at the IFA trade fair. It is in the middle of finalizing specification details for the upcoming phablet," an official told the Korea Times.

It is not clear whether Samsung will add a 64-bit or a 32-bit processor to the Note4. But the device will definitely support faster LTE-A wireless technology, while 3G and LTE will also be available for emerging markets. In addition, it will have variants that both support high-definition and ultra high-definition.

The Samsung official added that a curved screen was "one possible option."