Communication apparatus and method having function of transmitting notification signal while hiding group identification information
First Claim
1. A communication apparatus comprising:
- a hiding unit configured to hide group identification information;
a receiving unit configured to receive a search signal from an additional communication apparatus when the group identification information is hidden by the hiding unit;
a determination unit configured to, based on information included in the search signal received by the receiving unit, determine whether to notify the additional communication apparatus of the group identification information; and
a notifying unit configured to notify the additional communication apparatus of the group identification information according to determination performed by the determination device.
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Accused Products
Abstract
A communication apparatus is configured to receive a search message from an additional communication apparatus while transmitting beacon information while hiding a group identifier. Then, the communication apparatus is configured to determine whether the additional communication apparatus is already registered. Alternatively, the communication apparatus determines whether predetermined information is included in a search signal from the additional communication apparatus. According to the determination, the communication apparatus transmits a response signal including group identification information to the additional communication apparatus.
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Citations
16 Claims
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1. A communication apparatus comprising:
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a hiding unit configured to hide group identification information;
a receiving unit configured to receive a search signal from an additional communication apparatus when the group identification information is hidden by the hiding unit;
a determination unit configured to, based on information included in the search signal received by the receiving unit, determine whether to notify the additional communication apparatus of the group identification information; and
a notifying unit configured to notify the additional communication apparatus of the group identification information according to determination performed by the determination device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A communication system comprising a first communication apparatus and a second communication apparatus, the system further comprising:
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wherein the first communication apparatus includes, a first transmitting unit configured to transmit a notification signal while hiding group identification information;
a determination unit configured to, based on information included in a predetermined message received from the second communication apparatus, determine whether to notify the second communication apparatus of the group identification information; and
a notifying unit configured to notify the second communication apparatus of the group identification information according to the determination performed by the determination unit; and
wherein the second communication apparatus includes, a second transmitting unit configured to transmit the predetermined message; and
a selecting unit configured to, when the group identification information is included in a response message from the first communication apparatus, select desired group identification information.
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14. A communication method between a first and second communication apparatus, wherein the first communication has affiliated group identification information, the method comprising:
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causing the first communication apparatus to determine to whether to notify the second communication apparatus of the group identification information based on information included in a search signal sent from the second communication apparatus when the group identification information is hidden; and
causing the first communication apparatus notify the second communication apparatus of the group identification information according to the determination.
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15. A communication method comprising:
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transmitting a predetermined message from a second communication apparatus to a first communication apparatus when the first communication apparatus hides group identification information;
causing the first communication apparatus to, based on information included in the predetermined message, determine whether to notify the second communication apparatus of the group identification information;
causing the first communication apparatus to transmit a response signal including the group identification signal to the second communication apparatus according to determination performed; and
causing the second communication apparatus to determine whether the group identification information is included in the response signal and to display the group identification information.
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16. A computer readable medium containing computer-executable instructions for controlling a communications system, the computer readable medium comprising:
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computer-executable instructions for transmitting a predetermined message from a second communication apparatus to a first communication apparatus when the first communication apparatus hides group identification information;
computer-executable instructions for causing the first communication apparatus to, based on information included in the predetermined message, determine whether to notify the second communication apparatus of the group identification information;
computer-executable instructions for causing the first communication apparatus to transmit a response signal including the group identification signal to the second communication apparatus according to determination performed; and
computer-executable instructions for causing the second communication apparatus to determine whether the group identification information is included in the response signal and to display the group identification information.
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Specification