Communication apparatus, communication method, and program

Abstract

A communication device, including: a processing unit configured to generate a second frame used for releasing a stop of transmission of a frame caused by a first frame, the second frame including first destination information specifying a destination stored in the first frame, the first frame being used for stopping transmission of frames of communication devices other than the destination and serving as a response to a communication request; and a unit that transmits the second frame. A communication device, that receives a second frame used for releasing a stop of transmission of a frame caused by a first frame, the second frame including first destination information specifying a destination stored in the first frame, the first frame being used for stopping transmission of frames of communication devices other than the destination and serving as a response to a communication request. A controller controls transmission of a frame.

1 . (canceled) 
     
     
         2 . A communication device, comprising:
 processing circuitry configured to generate a second frame used for releasing a network allocation vector (NAV) caused by one of a plurality of first frames, the second frame including first destination information specifying a destination specified from a piece of destination information stored in the one of the plurality of first frames, the plurality of first frames being used for setting respective NAVs which stop transmission of frames of communication devices other than destinations specified from the destination information stored in the plurality of first frames; and   wireless communication circuitry configured to transmit the second frame.   
     
     
         3 . The communication device according to  claim 2 , wherein the first destination information is stored in a region different from a region in which the transmission source information of the second frame is stored. 
     
     
         4 . The communication device according to  claim 3 , wherein the different region from the region in which the transmission source information of the second frame is stored includes a region in which destination information of the second frame is stored. 
     
     
         5 . The communication device according to  claim 2 , wherein the first destination information is stored in a region different from both of a region in which transmission source information of the second frame is stored and a region in which destination information of the second frame is stored. 
     
     
         6 . The communication device according to  claim 2 , wherein the second frame includes a frame doubling as an acknowledge, and
 the first destination information related to the destination of the one of the plurality of first frames which is a target of the acknowledge using the second frame.   
     
     
         7 . The communication device according to  claim 2 , wherein the second frame includes a plurality of pieces of first destination information. 
     
     
         8 . The communication device according to  claim 2 , wherein the second frame includes information specifying a type of the second frame. 
     
     
         9 . The communication device according to  claim 8 , wherein the information specifying the type of the second frame is stored in a region in which transmission period information of the second frame is stored. 
     
     
         10 . The communication device according to  claim 2 , wherein the second frame includes information specifying a wireless communication network to which a transmission source of the second frame belongs, and
 the information specifying the wireless communication network is stored in a region in which transmission source information of the second frame is stored.   
     
     
         11 . The communication device according to  claim 2 , wherein the plurality of first frames include a clear to send (CTS) frame, a CTS-to-self frame or a request to send (RTS) frame, and
 the second frame includes a contention free (CF)-end frame.   
     
     
         12 . A communication device, comprising:
 wireless communication circuitry configured to receive a second frame used for releasing a network allocation vector (NAV) caused by one of a plurality of first frames, the second frame including first destination information specifying a destination specified from a piece of destination information stored in the one of the plurality of first frames, the plurality of first frames being used for setting respective NAVs which stop transmission of frames of communication devices other than destinations specified from the destination information stored in the plurality of first frames; and   control circuitry configured to control transmission of a frame on a basis of the second frame received by the wireless communication circuitry.   
     
     
         13 . The communication device according to  claim 12 , wherein the wireless communication circuitry is configured to receive the plurality of first frames, and
 the control circuitry is configured to control a NAV for each piece of the destination information on a basis of the destination information included in the plurality of received first frames and the first destination information included in the received second frame.   
     
     
         14 . The communication device according to  claim 12 , wherein the second frame includes a frame doubling as an acknowledge, and
 the control circuitry is configured to control retransmission of a frame related to the acknowledge by the second frame on a basis of the first destination information included in the second frame.   
     
     
         15 . The communication device according to  claim 12 , wherein
 the plurality of first frames include a clear to send (CTS) frame, a CTS-to-self frame or a request to send (RTS) frame, and   the second frame includes a contention free (CF)-end frame.   
     
     
         16 . A communication method, comprising:
 generating a second frame used for releasing a network allocation vector (NAV) caused by one of a plurality of first frames using a processor, the second frame including first destination information specifying a destination specified from a piece of destination information stored in the one of the plurality of first frames, the plurality of first frames being used for setting respective NAVs which stop transmission of frames of communication devices other than destinations specified from the destination information stored in the plurality of first frames; and   transmitting the second frame.   
     
     
         17 . A communication method, comprising:
 receiving a second frame used for releasing a network allocation vector (NAV) caused by one of a plurality of first frames using a processor, the second frame including first destination information specifying a destination specified from a piece of destination information stored in the one of the plurality of first frames, the plurality of first frames being used for setting respective NAVs which stop transmission of frames of communication devices other than destinations specified from the destination information stored in the plurality of first frames; and   controlling transmission of a frame on a basis of the received second frame.