NOTIFYING METHOD, AND ACCESS CONTROL DEVICE
First Claim
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1. An access control apparatus for controlling communications between terminal apparatuses, the access control apparatus comprising:
- a detecting unit configured to detect a slot, which is usable for the communications between terminal apparatuses, from among a plurality of slots in a first period of a frame containing the first period and a second period, wherein it is specified in a manner such that the frame containing the first period formed by the plurality of slots and the second period having a predetermined length is repeated; and
a broadcasting unit configured to broadcast information on the slot detected by said detecting unit.
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Abstract
It is specified in a manner such that a frame containing a first period formed by a plurality of slots and a second period having a predetermined length is repeated. A detecting unit detects a slot, which is usable for the communications between a plurality of other terminal apparatuses, from among a plurality of slots in the first period of a frame containing the first period and the second period. A modem unit and an RF unit broadcast information on the detected slot.
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Citations
10 Claims
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1. An access control apparatus for controlling communications between terminal apparatuses, the access control apparatus comprising:
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a detecting unit configured to detect a slot, which is usable for the communications between terminal apparatuses, from among a plurality of slots in a first period of a frame containing the first period and a second period, wherein it is specified in a manner such that the frame containing the first period formed by the plurality of slots and the second period having a predetermined length is repeated; and a broadcasting unit configured to broadcast information on the slot detected by said detecting unit. - View Dependent Claims (2, 3, 4)
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5. An access control apparatus for controlling communications between terminal apparatuses, the access control apparatus comprising:
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a detecting unit configured to detect a slot, which is usable for the communications between terminal apparatuses, from among a plurality of slots in a first period of a frame containing the first period and a second period, wherein it is specified in a manner such that the frame containing the first period formed by the plurality of slots and the second period having a predetermined length is repeated; and a broadcasting unit configured to broadcast information on the slot detected by said detecting unit, wherein said broadcasting unit broadcasts information on a terminal apparatus which is to use the plurality of slots in the first period, of a frame containing the first period and a second period, as well as the information on the slot. - View Dependent Claims (6, 7, 8)
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9. A broadcasting method employed in an access control apparatus for controlling communications between terminal apparatuses, the method comprising:
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detecting a slot, which is usable for the communications between terminal apparatuses, from among a plurality of slots in a first period of a frame containing the first period and a second period, wherein it is specified in a manner such that the frame containing the first period formed by the plurality of slots and the second period having a predetermined length is repeated; and broadcasting information on the slot detected.
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10. A broadcasting method employed in an access control apparatus for controlling communications between terminal apparatuses, the method comprising:
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detecting a slot, which is usable for the communications between terminal apparatuses, from among a plurality of slots in a first period of a frame containing the first period and a second period, wherein it is specified in a manner such that the frame containing the first period formed by the plurality of slots and the second period having a predetermined length is repeated; and broadcasting information on the slot detected, wherein said broadcasting broadcasts information on a terminal apparatus which is to use the plurality of slots in the first period, of a frame containing the first period, and the second period as well as the information on the slot.
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Specification