Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
RF channel utilization. The blue square shows the discrete-time strategy; the red square represents the event-based strategy. (a) Bandwidth used in reception (from the robots to the controller); (b) bandwidth used in transmission (from the controller to the robots).
