Wireless communications system, network relay unit and communication method
First Claim
1. A wireless communications system comprising:
- at least one first sensor unit for obtaining environmental information;
a first network relay unit capable of receiving sensor information from the first sensor unit;
a second network relay unit capable of receiving relay information from the first network relay unit; and
at least one second sensor unit capable of receiving the sensor information from the second network relay unit, wherein,the first network relay unit comprises;
a sensor unit side receiving part for receiving the sensor information transmitted from the first sensor unit;
an encapsulation processing part for hiding the sensor information in the relay information; and
a network relay unit side transmitting part for transmitting the relay information with the sensor information hidden to the second network relay unit, andthe second network relay unit comprises;
a network relay unit side receiving part for receiving the relay information transmitted from the first network relay unit;
an encapsulation releasing part for extracting the sensor information from the relay information received by the network relay unit side receiving part; and
a sensor unit side transmitting part for transmitting the sensor information extracted by the encapsulation releasing part to the second sensor unit.
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Abstract
This invention provides a wireless communications system including: a first sensor unit for obtaining environmental information; a first network relay unit capable of communicating by wireless with the first sensor unit; a second network relay unit capable of communicating by wireless with the first network relay unit; and a second sensor unit capable of communicating by wireless with the second network relay unit. The first network relay unit includes an encapsulation processing part for hiding the sensor information in the relay information transmitted to the second network relay unit, and the second network relay unit includes an encapsulation releasing part for extracting the hidden sensor information from the received relay information.
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Citations
12 Claims
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1. A wireless communications system comprising:
- at least one first sensor unit for obtaining environmental information;
a first network relay unit capable of receiving sensor information from the first sensor unit;
a second network relay unit capable of receiving relay information from the first network relay unit; and
at least one second sensor unit capable of receiving the sensor information from the second network relay unit, wherein,the first network relay unit comprises; a sensor unit side receiving part for receiving the sensor information transmitted from the first sensor unit; an encapsulation processing part for hiding the sensor information in the relay information; and a network relay unit side transmitting part for transmitting the relay information with the sensor information hidden to the second network relay unit, and the second network relay unit comprises; a network relay unit side receiving part for receiving the relay information transmitted from the first network relay unit; an encapsulation releasing part for extracting the sensor information from the relay information received by the network relay unit side receiving part; and a sensor unit side transmitting part for transmitting the sensor information extracted by the encapsulation releasing part to the second sensor unit. - View Dependent Claims (2)
- at least one first sensor unit for obtaining environmental information;
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3. A network relay unit capable of receiving sensor information from at least one sensor unit for obtaining environmental information and capable of transmitting relay information to an other network relay unit, the network relay unit comprising:
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a sensor unit side receiving part for receiving the sensor information transmitted from the sensor unit; an encapsulation processing part for hiding the sensor information in the relay information; and a network relay unit side transmitting part for transmitting the relay information with the sensor information hidden to the other network relay unit. - View Dependent Claims (4, 5, 6)
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7. A communication method by a network relay unit capable of receiving sensor information from at least one sensor unit for obtaining environmental information and capable of transmitting relay information to an other network relay unit, the communication method comprising:
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a sensor unit side receiving process for receiving the sensor information transmitted from the sensor unit; an encapsulation processing process for hiding the sensor information in the relay information; and a network relay unit side transmitting process for transmitting the relay information with the sensor information hidden to the other network relay unit. - View Dependent Claims (8, 9, 10, 11, 12)
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Specification