This place has been utilized in houses at various features
Courtyard as a sign of position limits.
Courtyard: unifying some elements of a house.
Courtyard connector of some spaces.
Courtyard to create an green happy surrounding.
Courtyard as artificial vent duct to facilitate passing the
currents and winds.
Courtyard: an important element to organize various spaces.
Courtyard as secure and calm limit for family relaxation.
The reason, why this courtyard is appeared in architecture,
as a necessary space, is not clearly defined, but it is said that the
courtyard as regulator of air abstracts wind, creates a shadow and
protects the solitude private life of inside family against the open
unsafe atmosphere of the outside.