Complex sentence: To understand the difference between Type I and Type II Hybrid ARQ, consider the size of ED and FEC added information: detection typically only adds a couple bytes to a message, which is only an incremental increase in length.
Split into simpler sentences: To understand the difference between Type I and Type II Hybrid ARQ consider the size of ED and FEC added information. Detection typically only adds a couple bytes to a message, which is only an incremental increase in length.