Patent ID: 8549197

Claim:
A method of communicating DisplayPort information, the method comprising: (a) transmitting by a local unit to a remote unit via a first simplex channel of a dual simplex communications link a request packet produced by said local unit in response to a DisplayPort request received by said local unit from a DisplayPort source unit; (b) transmitting by said remote unit to said local unit via a second simplex channel of said dual simplex communications link a reply packet produced by said remote unit in response to a DisplayPort reply received by said remote unit from a DisplayPort sink unit; (c) outputting to said DisplayPort source unit a synthetic defer command produced by said local unit; (d) storing in a request queue of a memory of said local unit a stored request comprising at least one of said DisplayPort request and said request packet; and (e) storing in a reply queue of said memory a stored reply comprising at least one of said DisplayPort reply and said reply packet; and (f) outputting by said remote unit to said DisplayPort sink unit a representative DisplayPort request produced by said remote unit in response to said request packet so as to be representative of said DisplayPort request.