Samsung opted to work with Google for a unified Wear OS 3
Also competing in the space are Google and Microsoft
Chinese electronics giant will launch Mate 10 and Mate 10 Pro in Munich on Oct 16
Samsung has refused to comment why the voice command feature has been delayed
Bixby was introduced at Samsung's unveiling of Galaxy S8 smartphone
The voice-powered digital assistant will debut with the flagship smartphone set to be unveiled this month