A communication method performed between a display apparatus having a
display screen capable of displaying moving pictures and a light
receiving apparatus having a light receiving means capable of receiving
light by using a two-dimensional dynamic code which is a two-dimensional
code changing along the time axis, includes the steps of: configuring the
two-dimensional dynamic code so as to include a plurality of symbols, the
symbols including a data symbol which is a two-dimensional code expressed
with a format for data transmission, and an anchor symbol which is a
two-dimensional code expressed with a format for anchor transmission; and
displaying the data symbol on the display screen in the display
apparatus, along the time axis, while displaying the anchor symbol on the
display screen every time the data symbol is displayed once or a
plurality of times.