Method and apparatus for clear channel assessment optimization in wireless communication

Abstract

A method and apparatus are directed toward optimizing clear channel assessment (CCA) parameters in wireless communications. A CCA parameter request is received from an optimizing station. A current CCA parameter is read and transmitted to the optimizing station. A notification is received from the optimizing station of an optimized CCA parameter to be used by the optimizing station.

1 . A method for optimizing clear channel assessment (CCA) parameters in wireless communications, comprising:
 receiving a CCA parameter request from an optimizing station;   reading a current CCA parameter;   transmitting the current CCA parameter to the optimizing station; and   receiving from the optimizing station a notification of an optimized CCA parameter to be used by the optimizing station.   
   
   
       2 . The method according to  claim 1 , wherein the optimizing station is an access point (AP). 
   
   
       3 . The method according to  claim 1 , wherein the optimizing station is a station (STA). 
   
   
       4 . The method according to  claim 1 , wherein the receiving a parameter request, the reading, the transmitting, and the receiving a notification all occur at an access point (AP). 
   
   
       5 . The method according to  claim 1 , wherein the receiving a parameter request, the reading, the transmitting and the receiving a notification all occur at a station (STA). 
   
   
       6 . A method for optimizing clear channel assessment (CCA) parameters in wireless communications, comprising:
 receiving a calculated optimal CCA parameter from an optimizing station;   receiving a request to change a current CCA parameter to the optimal parameter;   determining whether the change can be made;   changing the current CCA parameter to the optimal parameter on a condition that the change can be made; and   transmitting a message reporting whether or not the change has occurred.   
   
   
       7 . The method of  claim 6 , wherein the optimizing station is an access point (AP). 
   
   
       8 . The method according to  claim 6 , wherein the optimizing station is a station (STA). 
   
   
       9 . The method according to  claim 6 , wherein the receiving a calculated optimal CCA parameter, the receiving a request to change a current CCA parameter, the determining, the changing, and the sending all occur at an access point (AP). 
   
   
       10 . The method according to  claim 6 , wherein the receiving a calculated optimal CCA parameter, the receiving a request to change a current CCA parameter, the determining, the changing, and the sending all occur at a station (STA). 
   
   
       11 . A wireless communications station, comprising:
 a receiver configured to receive a clear channel assessment (CCA) parameter from an optimizing station;   reading circuitry configured to read a current CCA parameter; and   a transmitter configured to transmit the current CCA parameter to the optimizing station;   the receiver further configured to receive from the optimizing station a notification of an optimized CCA parameter to be used by the optimizing station.   
   
   
       12 . The wireless communications station of  claim 11  configured to act as an access point (AP). 
   
   
       13 . The wireless communications station of  claim 11  configured to act as a station (STA). 
   
   
       14 . The wireless communications station of  claim 11  configured to function on a condition that the optimizing station is an access point (AP). 
   
   
       15 . The wireless communications station of  claim 11  configured to function on a condition that the optimizing station is a station (STA). 
   
   
       16 . A wireless communications station, comprising:
 a receiver configured to receive a calculated optimal CCA parameter from an optimizing station and to receive a request to change a current CCA parameter to the optimal parameter;   determining circuitry configured to determine whether the change can be made;   changing circuitry configured to change the current CCA parameter to the optimal parameter on a condition that the change can be made; and   a transmitter configured to transmit a message reporting whether or not the change has occurred.   
   
   
       17 . The wireless communications station of  claim 16  configured to act as an access point (AP). 
   
   
       18 . The wireless communications station of  claim 16  configured to act as a station (STA). 
   
   
       19 . The wireless communications station of  claim 16  configured to function on a condition that the optimizing station is an access point (AP). 
   
   
       20 . The wireless communications station of  claim 16  configured to function on a condition that the optimizing station is a station (STA). 
   
   
       21 . An integrated circuit for optimizing clear channel assessment (CCA) parameters in wireless communications, comprising:
 a receiver configured to receive a clear channel assessment (CCA) parameter from an optimizing station;   reading circuitry configured to read a current CCA parameter; and   a transmitter configured to transmit the current CCA parameter to the optimizing station;   the receiver further configured to receive from the optimizing station a notification of an optimized CCA parameter to be used by the optimizing station.   
   
   
       22 . An integrated circuit for optimizing clear channel assessment (CCA) parameters in wireless communications, comprising:
 a receiver configured to receive a calculated optimal CCA parameter from an optimizing station and to receive a request to change a current CCA parameter to the optimal parameter;   determining circuitry configured to determine whether the change can be made;   changing circuitry configured to change the current CCA parameter to the optimal parameter on a condition that the change can be made; and   a transmitter configured to transmit a message reporting whether or not the change has occurred.