Radio communication device, radio communication method, and computer program

A radio communication apparatus for radio-communicating with another radio communication apparatus, comprising:

• receiving means for receiving a beacon signal from another radio communication apparatus;
• receiving slot detection means for detecting a receiving slot of said other radio communication apparatus from said received beacon signal;
• and
• slot increasing means for increasing a number of receiving slots at a timing that does not coincide with the receiving slot detected by said receiving slot detection means,
• said beacon signal having identifying information which identifies the radio communication apparatus which transmitted the beacon signal, length information which indicates a length of the beacon signal, and slot information which indicates a receiving slot position.

A radio communication apparatus for radio-communicating with another radio communication apparatus, comprising:

• frame setting means for setting a frame period and a slot as predetermined time units;
• receiving slot setting means for setting a plurality of receiving slots received during said frame period;
• notification means for notifying information of said receiving slot set by said receiving slot setting means via a beacon signal;
• and
• slot decreasing means for decreasing said plurality of receiving slots to a minimum of one, when there is no signal reception from another radio communication apparatus at said receiving slot set by said receiving slot setting means,
• said beacon signal having identifying information which identifies the radio communication apparatus which transmitted the beacon signal, length information which indicates a length of the beacon signal, and slot information which indicates a receiving slot position.

A radio communication apparatus for radio-communicating with another radio communication apparatus, comprising:

• receiving means for receiving a beacon signal from another radio communication apparatus;
• receiving slot detection means for detecting a receiving slot of said another radio communication apparatus from said received beacon signal;
• and
• transmitting means for transmitting information via a new receiving slot when a change occurs at said receiving slot, after information is transmitted against a receiving slot of said another radio communication apparatus,
• said beacon signal having identifying information which identifies the radio communication apparatus which transmitted the beacon signal, length information which indicates a length of the beacon signal, and slot information which indicates a receiving slot position.

A radio communication apparatus for radio-communicating with another radio communication apparatus, comprising:

• frame setting means for setting a frame period and a slot as predetermined time units;
• receiving slot setting means for setting at least one receiving slot among a plurality of receiving slots received during said frame period;
• and
• notification means for notifying information of said receiving slot set by said receiving slot setting means via a beacon signal, wherein
• said notification means notifies a reception acknowledgment when receiving a signal from another radio communication apparatus at said receiving slot set by said receiving slot setting means via a beacon,
• said beacon signal having identifying information which identifies the radio communication apparatus which transmitted the beacon signal, length information which indicates a length of the beacon signal, and slot information which indicates a receiving slot position.

A radio communication method for performing radio communication between a user's radio communication apparatus and a plurality of radio communication apparatuses, the method comprising the steps of:

• setting a frame period of predetermined time through a radio communication apparatus;
• preparing a slot of predetermined time unit during the frame period set in said setting step;
• setting at least one receiving slot through each of said radio communication apparatuses;
• notifying information of said receiving slot set in the setting step via a beacon signal;
• and
• adding an additional receiving slot in the user's radio communication apparatus, when there is reception at said receiving slot set in said setting step,
• said beacon signal having identifying information which identifies the radio communication apparatus which transmitted the beacon signal, length information which indicates a length of the beacon signal, and slot information which indicates a receiving slot position.

A radio communication method for performing radio communication between a user's radio communication apparatus and a plurality of radio communication apparatuses, the method comprising the steps of:

• setting a frame period of predetermined time through a radio communication apparatus;
• collecting a beacon from another adjacent radio communication apparatus through a receiving operation performed throughout said frame period set in said setting step;
• storing receiving slot information of said other adjacent radio communication apparatus from said beacon;
• and
• increasing receiving slots of the user's radio communication apparatus at a timing that does not coincide with said receiving slots stored by said storing step,
• said beacon having identifying information which identifies the radio communication apparatus which transmitted the beacon, length information which indicates a length of the beacon, and slot information which indicates a receiving slot position.

A radio communication method for performing radio communication between a user's radio communication apparatus and a plurality of radio communication apparatuses, the method comprising the steps of:

• setting the frame period of predetermined time through a radio communication apparatus;
• preparing a slot of predetermined time unit during the frame period set in said setting step;
• setting a plurality of receiving slots for data reception through each of said radio communication apparatuses;
• notifying information of said receiving slot set in the setting step via a beacon signal;
• decreasing receiving slots of the user's radio communication apparatus to a minimum of one, when there is no reception by said receiving slots set in said setting step,
• said beacon signal having identifying information which identifies the radio communication apparatus which transmitted the beacon signal, length information which indicates a length of the beacon signal, and slot information which indicates a receiving slot position.

A radio communication method for performing radio communication between a plurality of radio communication apparatuses, the method comprising the steps of:

• setting a frame period of predetermined time through a radio communication apparatus;
• collecting a beacon from another adjacent radio communication apparatus through a receiving operation performed throughout said frame period set in said setting step;
• storing receiving slot information of said another adjacent radio communication apparatus from said beacon;
• receiving a beacon signal from a radio communication apparatus when information is transmitted by a receiving slot of said radio communication apparatus;
• and
• transmitting information via another receiving slot, when a change occurs in an allocation of a receiving slot,
• said beacon having identifying information which identifies the radio communication apparatus which transmitted the beacon, length information which indicates a length of the beacon, and slot information which indicates a receiving slot position.

A radio communication method for performing radio communication between a plurality of radio communication apparatuses, the method comprising the steps of:

• setting a frame period of predetermined time through a radio communication apparatus;
• preparing a slot of predetermined time unit during the frame period set in said setting step;
• setting at least one receiving slot through each of said plurality of radio communication apparatuses;
• notifying a position of said receiving slot set in said setting step via a beacon;
• and
• notifying reception acknowledgment, when receiving a signal from another radio communication apparatus,
• said beacon having identifying information which identifies the radio communication apparatus which transmitted the beacon, length information which indicates a length of the beacon, and slot information which indicates a receiving slot position.