US Patent 11175758 Wearable control device, virtual/augmented reality system and control method

A wearable control device for connecting with a head-mounted audio-visual device, includes: a housing including a top housing portion and a bottom housing portion arranged in parallel, wherein a gap is formed between two opposite surfaces of the top housing portion and the bottom housing portion, and tail portions of the top housing portion and the bottom housing portion are connected through a transition portion; at least one physical remote control unit disposed on a top surface of the top housing portion; and a processor disposed inside the housing and electrically connected with the physical remote control unit.