JP2012209744A5

JP2012209744A5 -

Info

Publication number: JP2012209744A5
Application number: JP2011073521A
Authority: JP
Filing date: 2011-03-29
Publication date: 2014-02-27

Description

本発明の情報処理端末は、無線通信網に接続可能な情報処理端末であって、電波強度の測定値を取得する取得手段と、前記取得された前記電波強度の測定値に基づいて電波状況を予測する予測手段と、前記予測手段により前記電波状況が悪くなると予測された場合は前記無線通信網からデータを取得させる制御手段と、を備える。 The information processing terminal of the present invention is an information processing terminal connectable to a wireless communication network, an acquisition unit configured to acquire a measurement value of the radio wave intensity, the radio wave condition on the basis of the measured value of the radio wave intensities the obtained Predicting means for predicting, and control means for acquiring data from the wireless communication network when the predicting means predicts that the radio wave condition will deteriorate .

Claims

An information processing terminal connectable to a wireless communication network ,
A measurement value acquisition means for acquiring a measurement value of radio field intensity ;
Predicting means for predicting a radio wave condition based on the acquired measurement value of the radio wave intensity;
Control means for acquiring data from the wireless communication network when the prediction means predicts that the radio wave condition will deteriorate ;
An information processing terminal comprising:

A measuring means for measuring the current position ;
Storage means for storing radio field intensity area information indicating an approximate value of a predetermined radio field intensity for each region ;
An approximate value acquisition means for acquiring an approximate value of the radio wave intensity at the current position based on the measurement result of the measurement means and the radio wave intensity area information stored in the storage means;
Further comprising
The information processing terminal according to claim 1, wherein the prediction unit further predicts the radio wave condition based on the approximate value of the radio field intensity acquired by the approximate value acquisition unit in addition to the measured value of the radio field intensity.

The information processing terminal according to claim 2, wherein the predicting unit does not predict the radio wave condition when the approximate value of the radio wave intensity is a certain value or more.

The information processing terminal according to claim 3, wherein the approximate value of the radio field intensity is preset as a multi-stage discrete value.

The information processing terminal according to any one of claims 1 to 4, wherein the measured value of the radio field intensity is a value based on RSSI.

The control unit records data acquired from the wireless communication network on a recording medium , and erases data satisfying a predetermined condition among data already recorded on the recording medium at the time of recording. The information processing terminal according to any one of 5.

In an information processing method executed by an information processing terminal connectable to a wireless communication network ,
An acquisition step of acquiring a measurement value of the radio field intensity ;
A predicting step of predicting a radio wave condition based on the acquired measurement value of the radio wave intensity;
A control step of acquiring data from the wireless communication network when the prediction step predicts that the radio wave condition is deteriorated ;
An information processing method including:

A computer for an information processing terminal that can be connected to a wireless communication network .
An acquisition means for acquiring a measured value of the radio field intensity ;
A predicting means for predicting a radio wave condition based on the acquired measurement value of the radio wave intensity;
Control means for acquiring data from the wireless communication network when the prediction means predicts that the radio wave condition will deteriorate ;
Program to function as.