Method, communication system, information processing system, and computer readable medium
An example of an object of the present disclosure is to provide an information processing system, a communication system, a selection method, and a program for decreasing performance degradation in wireless communication. An embodiment of the present disclosure is an information processing system including an acquisition unit configured to acquire first radio wave strength information and second radio wave strength information, the first radio wave strength information being information related to radio wave strength of a sensor in wireless communication between a first hub and the sensor, and the second radio wave strength information being information related to radio wave strength of the sensor in wireless communication between the second hub and the sensor and selection unit configured to select a hub to be connected to the sensor based on the first radio wave strength information and the second radio wave strength information acquired by the acquisition unit.
1. A method of selecting a hub comprising:
acquiring first radio wave strength information and second radio wave strength information, the first radio wave strength information being information related to radio wave strength of a sensor in wireless communication between a first hub and the sensor, and the second radio wave strength information being information related to radio wave strength of the sensor in wireless communication between a second hub and the sensor;
when the radio wave strength indicated by the first radio wave strength information and the radio wave strength indicated by the second radio wave strength information are a predetermined threshold or higher, and a connection order of a hub currently connected to the sensor among the first hub and the second hub is greater than a predetermined value, selecting another hub with an earlier order of connection to the sensor as the hub to be connected to the sensor from between the first hub and the second hub; and
when the radio wave strength indicated by the first radio wave strength information and the radio wave strength indicated by the second radio wave strength information are the predetermined threshold or higher, and the connection order of a hub currently connected to the sensor among the first hub and the second hub is equal to or less than the predetermined value, selecting the hub currently connected to the sensor as the hub to be connected to the sensor from between the first hub and the second hub.
2. The method according to claim 1 , further comprising:
when either one of the radio wave strength indicated by the first radio wave strength information and the radio wave strength indicated by the second radio wave strength information is a predetermined threshold or higher and another one of the radio wave strength indicated by the first radio wave strength information and the radio wave strength indicated by the second radio wave strength information is less than the predetermined threshold, selecting a hub for performing wireless communication at the radio wave strength of the predetermined threshold or higher from between the first hub and the second hub to be connected to the sensor.
3. The method according to claim 1 , further comprising:
notifying the selected hub that the hub is selected as the hub to be connected to the sensor.
4. The method according to claim 3 , further comprising:
notifying the hub not selected that the hub is not selected as the hub to be connected to the sensor.
5. The method according to claim 1 , further comprising:
acquiring third radio wave strength information, the third radio wave strength information being information related to radio wave strength of the sensor in the wireless communication between a third hub and the sensor; and
selecting a hub connected to the sensor based on the acquired first radio wave strength information, the acquired second radio wave strength information, and the acquired third radio wave strength information.
6. A communication system comprising:
a first hub connected to a sensor by wireless communication;
a second hub connected to the sensor by wireless communication; and
an information processing apparatus connected to the first hub and the second hub, wherein
the information processing apparatus comprises:
an acquisition unit configured to acquire first radio wave strength information and second radio wave strength information, the first radio wave strength information being information related to radio wave strength of the sensor in wireless communication between the first hub and the sensor, and the second radio wave strength information being information related to radio wave strength of the sensor in wireless communication between the second hub and the sensor; and
a selection unit configured to select a hub to be connected to the sensor based on the first radio wave strength information and the second radio wave strength information acquired by the acquisition unit, wherein
when the radio wave strength indicated by the first radio wave strength information and the radio wave strength indicated by the second radio wave strength information are a predetermined threshold or higher, and a connection order of a hub currently connected to the sensor among the first hub and the second hub is greater than a predetermined value, the selection unit selects another hub with an earlier order of connection to the sensor as the hub to be connected to the sensor from between the first hub and the second hub; and
when the radio wave strength indicated by the first radio wave strength information and the radio wave strength indicated by the second radio wave strength information are the predetermined threshold or higher, and the connection order of a hub currently connected to the sensor among the first hub and the second hub is equal to or less than the predetermined value, the selection unit selects the hub currently connected to the sensor as the hub to be connected to the sensor from between the first hub and the second hub.
7. The communication system according to claim 6 , further comprising:
the sensor.
8. An information processing system comprising:
an acquisition unit configured to acquire first radio wave strength information and second radio wave strength information, the first radio wave strength information being information related to radio wave strength of a sensor in wireless communication between a first hub and the sensor, and the second radio wave strength information being information related to radio wave strength of the sensor in wireless communication between a second hub and the sensor; and
a selection unit configured to select a hub to be connected to the sensor based on the first radio wave strength information and the second radio wave strength information acquired by the acquisition unit, wherein
when the radio wave strength indicated by the first radio wave strength information and the radio wave strength indicated by the second radio wave strength information are a predetermined threshold or higher, and a connection order of a hub currently connected to the sensor among the first hub and the second hub is greater than a predetermined value, the selection unit selects another hub with an earlier order of connection to the sensor as the hub to be connected to the sensor from between the first hub and the second hub; and
when the radio wave strength indicated by the first radio wave strength information and the radio wave strength indicated by the second radio wave strength information are the predetermined threshold or higher, and the connection order of a hub currently connected to the sensor among the first hub and the second hub is equal to or less than the predetermined value, the selection unit selects the hub currently connected to the sensor as the hub to be connected to the sensor from between the first hub and the second hub.
9. A non-transitory computer readable medium storing a program for controlling a computer to execute:
acquiring first radio wave strength information and second radio wave strength information, the first radio wave strength information being information related to radio wave strength of a sensor in wireless communication between a first hub and the sensor, and the second radio wave strength information being information related to radio wave strength of the sensor in wireless communication between a second hub and the sensor; and
selecting a hub to be connected to the sensor based on the acquired first radio wave strength information and the acquired second radio wave strength information, wherein
when the radio wave strength indicated by the first radio wave strength information and the radio wave strength indicated by the second radio wave strength information are a predetermined threshold or higher, and a connection order of a hub currently connected to the sensor among the first hub and the second hub is greater than a predetermined value, selecting another hub with an earlier order of connection to the sensor as the hub to be connected to the sensor from between the first hub and the second hub; and
when the radio wave strength indicated by the first radio wave strength information and the radio wave strength indicated by the second radio wave strength information are the predetermined threshold or higher, and the connection order of a hub currently connected to the sensor among the first hub and the second hub is equal to or less than the predetermined value, selecting the hub currently connected to the sensor as the hub to be connected to the sensor from between the first hub and the second hub.