Communication device and communication system
AssigneeMatsushita Electric Industrial Co., Ltd.
InventorsKen-ichi Moriguchi, Takeshi Hatakeyama
Life of this patent
Estimating the term…
Abstract
Estimates a position of a communication device 200 after a specific time according to a position detecting unit 207 that detects its own position, a communication status storage unit 202 that stores communication status data 202a indicating a wireless communication status at each position, and the position detected by the position detecting unit 207, and includes a prediction unit 204 that predicts the wireless communication status at the position with reference to the communication status data 202a and a prediction processing unit 205 that executes a handling process for disconnection of the communication due to deterioration of the wireless communication status based on a prediction result by the prediction unit 204.
Claims54
A communication device that is mobile and performs communication via a wireless communication medium comprising:
- a position detecting unit operable to detect own position;
- a communication status retaining unit operable to retain communication status data content indicating a wireless communication status at each position;
- a prediction unit operable to estimate a position of the communication device at the time when a specific time elapses according to the position detected by the position detecting unit, and predict the wireless communication status at the position with reference to the communication status data;
- and
- a processing unit operable to execute a handling process for disconnection of the communication due to deterioration of the wireless communication status based on a prediction result by the prediction unit.
A communication method used for a communication device that is mobile and performs communication via a wireless communication medium including:
- a position detecting step for detecting own position;
- a prediction step for estimating a position of the communication device at the time when a specific time elapses based on the position detected in the position detecting step, and predicting a wireless communication status at the position with reference to the communication status data content indicating the wireless communication status at each position;
- and
- a processing step for executing a handling process for disconnection of the communication due to deterioration of the wireless communication status based on the prediction result in the prediction step.
A program for a communication device that is mobile and performs communication via a wireless communication medium including:
- a position detecting step for detecting own position;
- a prediction step for estimating a position of the communication device at the time when a specific time elapses based on the position detected in the position detecting step and, predicting a wireless communication status at the position with reference to the communication status data content indicating the wireless communication status at each position;
- and
- a processing step for executing a handling process for disconnection of the communication due to deterioration of the wireless communication status based on a prediction result in the prediction step.
A communication system where a mobile communication device communicates with other communication device via a wireless communication medium, comprising:
- a mobile communication device that performs wireless communication;
- a position detecting unit that detects a position of the mobile communication device;
- a communication status storage unit that retains communication status data content indicating a wireless communication status at each position;
- a prediction unit that estimates a position of the mobile communication device at the time when a specific time elapses based on the position detected by the position detecting unit, and predicts the wireless communication status at the position with reference to the communication status data;
- and
- a processing unit that executes a handling process for disconnection of the communication between the mobile communication device and other communication device due to deterioration of the communication status based on a prediction result by the prediction unit.
A communication method for having a mobile communication device communicate with other communication device via a wireless communication medium including:
- a position detecting step for detecting a position of the mobile communication device that performs wireless communication;
- a prediction step for estimating a position of the mobile communication device at the time when a specific time elapses based on the position detected in the position detecting step, and for predicting a wireless communication status at the position with reference to the communication status data indicating the wireless communication status at each position;
- and
- a processing step for executing a handling process for disconnection of the communication between the mobile communication device and other communication device due to deterioration of the wireless communication status based on the prediction result in the prediction step.
A program for a communication system where a mobile communication device communicates with other communication device via a wireless communication medium, including:
- a position detecting step for detecting a position of the mobile communication device that performs wireless communication;
- a prediction step for estimating a position of the mobile communication device at the time when a specific time elapses based on the position detected in the position detecting step and for predicting a wireless communication status at the position with reference to the communication status data indicating the wireless communication status at each position;
- and
- a processing step for executing a handling process for disconnection of the communication between the mobile communication device and other communication device due to deterioration of the wireless communication status based on a prediction result in the prediction step.
Dependencies are inferred from the claim text.