Communication device and communication control method

Abstract

[Object] To enable a communication device which has received a response frame to identify, a BSS to which a transmitting device of the response frame belongs while ensuring backward compatibility. [Solution] Provided is a communication device that transmits a response frame, including: a generating unit configured to generate the response frame in which information used for identification of a BSS to which the communication device belongs or information used for identification of an own device is included in or after a padding bit specified in IEEE 802.11; and a transmitting unit configured to transmit the response frame.

1 . A communication device that transmits a response frame, comprising circuitry configured to:
 generate the response frame in which first information used for identification of a BSS to which the communication device belongs or second information used for identification of the communication device is included in or after padding bits specified in IEEE 802.11; and   transmit the response frame.   
     
     
         2 . The communication device according to  claim 1 , wherein the circuitry is further configured to include the first information used for the identification of the BSS in the padding bits. 
     
     
         3 . The communication device according to  claim 1 , wherein the circuitry is further configured to set third information notifying that the first information used for the identification of the BSS is included in the response frame in or before the padding bits. 
     
     
         4 . The communication device according to  claim 3 , wherein the circuitry is further configured to set third information notifying that the first information used for the identification of the BSS is included in the response frame in at least one of a reserved field, a service field, or the padding bits specified in IEEE 802.11. 
     
     
         5 . The communication device according to  claim 1 , wherein the circuitry is further configured to include a tail bit after a bit string, which is the first information used for the identification of the BSS. 
     
     
         6 . The communication device according to  claim 1 ,
 wherein the first information used for the identification of the BSS includes a BSS color,   wherein the response frame includes a CTS or an ACK, and   wherein the communication device includes an access point device or a station device.   
     
     
         7 . The communication device according to  claim 1 , wherein the circuitry is further configured to add a footer that includes the second information used for the identification of the communication device after the padding bits. 
     
     
         8 . The communication device according to  claim 1 ,
 wherein the second information used for the identification of the communication device includes information related to an AID,   wherein the response frame includes a CTS or an ACK, and   wherein the communication device includes an access point device or a station device.   
     
     
         9 . The communication device according to  claim 1 , wherein the circuitry is configured to include a tail bit after a bit string, which is the second information used for the identification of the communication device. 
     
     
         10 . A communication control method of transmitting a response frame executed by a computer of a communication device, comprising:
 generating the response frame in which first information used for identification of a BSS to which the communication device belongs or second information used for identification of the communication device is included in or after a padding bits specified in IEEE 802.11; and   transmitting the response frame.   
     
     
         11 . A communication device that receives a response frame, comprising circuitry configured to:
 receive the response frame in which first information used for identification of a BSS to which a transmitting device of the response frame belongs or second information used for identification of the transmitting device is included in or after padding bits specified in IEEE 802.11; and   identify the BSS on a basis of the first information used for the identification of the BSS.   
     
     
         12 . The communication device according to  claim 11 , wherein the circuitry is further configured to:
 set a first transmission suppression period in a case in which the BSS is identified as a first BSS to which the communication device belongs; and   set a second transmission suppression period in a case in which the BSS is identified as an OBSS that overlaps the first BSS.   
     
     
         13 . The communication device according to  claim 12 , wherein the circuitry is further configured to set the second transmission suppression period for each OBSS. 
     
     
         14 . The communication device according to  claim 11 , wherein the circuitry is further configured to identify the BSS on a basis of the first information used for the identification of the BSS in a case in which information notifying that the first information used for the identification of the BSS is included in the response frame is included in or before the padding bits. 
     
     
         15 . A communication control method of receiving a response frame executed by a computer of a communication device, comprising:
 receiving the response frame in which first information used for identification of a BSS to which a transmitting device of the response frame belongs or second information used for identification of the transmitting device is included in or after padding bits specified in IEEE 802.11; and   identifying the BSS on a basis of the first information used for the identification of the BSS.   
     
     
         16 . The communication control method according to  claim 15 , the method further comprising:
 setting a first transmission suppression period in a case in which the BSS is identified as a first BSS to which the communication device belongs; and   setting a second transmission suppression period in a case in which the BSS is identified as an OBSS that overlaps the first BSS.   
     
     
         17 . The communication control method according to  claim 16 , the method further comprising setting the second transmission suppression period for each OBSS. 
     
     
         18 . The communication control method according to  claim 15 , the method further comprising identifying the BSS on a basis of the first information used for the identification of the BSS in a case in which information notifying that the first information used for the identification of the BSS is included in the response frame is included in or before the padding bits.