The Samsung 5G would seem to have something to do with the company's testing of a 5G network back in May that resulted in data speeds of 1Gbps and an announcement from the tech giant that the new standard is expected to be ready in 2020. The S MUSICIAN could be an app that allows users to create music or it could be a new phone that has music-centric features. The Samsung Fit sounds like a health related app, possibly some accessory that will monitor your heart rate using Bluetooth LE.
You never know when or if you will see these names in use by Samsung. If you have your own interpretation as to the kind of device each new trademark might end up on, drop us your guess in the box below.