After filing multiple patents showcasing foldable designs ranging from fantastic to slightly crazy, it appears Samsung is finally set to bring a third foldable phone to the market. This device, seemingly codenamed "Diamond", is expected to launch alongside the Galaxy Z Fold4 and Galaxy Z Flip4.
https://www.notebookcheck.net/Samsung-to-debut-a-third-foldable-phone-alongside-the-Galaxy-Z-Fold4-and-Galaxy-Z-Flip4.609769.0.html