JP2003008681A - Information processing apparatus and communication system switching method - Google Patents
Information processing apparatus and communication system switching methodInfo
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- JP2003008681A JP2003008681A JP2001191715A JP2001191715A JP2003008681A JP 2003008681 A JP2003008681 A JP 2003008681A JP 2001191715 A JP2001191715 A JP 2001191715A JP 2001191715 A JP2001191715 A JP 2001191715A JP 2003008681 A JP2003008681 A JP 2003008681A
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Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、他の装置と通信を
行うための無線通信手段及び有線通信手段を含む複数の
通信手段を備えた情報処理装置及び通信方式切替方法に
関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an information processing apparatus having a plurality of communication means including a wireless communication means and a wire communication means for communicating with another device, and a communication system switching method.
【０００２】[0002]
【従来の技術】近年、通信方式の異なる複数の通信手段
を備えた情報処理装置（携帯端末装置など）が現れてき
ている。例えば、特開２０００−２１６６９８号公報に
は、複数の無線通信方式による通信を可能にし、特に無
線通信方式の選択方法を可変とした携帯端末装置（携帯
電話）が開示されている。2. Description of the Related Art In recent years, information processing devices (such as portable terminal devices) equipped with a plurality of communication means having different communication systems have appeared. For example, Japanese Unexamined Patent Publication No. 2000-216698 discloses a mobile terminal device (mobile phone) that enables communication by a plurality of wireless communication systems, and in particular, has a variable wireless communication system selection method.
【０００３】上記文献では、複数の通信方式の無線通信
手段を備えた携帯端末装置において、使用する無線通信
方式がソフトウェアに従って選択される。また、このソ
フトウェアを無線通信手段を通じて取得することがで
き、そのソフトウェアを操作することにより無線通信方
式の選択方法を変えることができるようになっている。[0003] In the above-mentioned document, the wireless communication system to be used is selected according to the software in the mobile terminal device provided with the wireless communication means of a plurality of communication systems. Further, this software can be obtained through a wireless communication means, and the method of selecting the wireless communication system can be changed by operating the software.
【０００４】[0004]
【発明が解決しようとする課題】しかしながら、上記文
献の技術は、無線通信方式の選択だけに限定されるもの
であり、有線通信については選択の対象としていない。
無線通信のほかに有線通信をも選択の対象に含めて適切
に選択動作させるためには、そのための機構を別途設け
なければならず、容易に構築できるものではない。However, the technique of the above document is limited to the selection of the wireless communication system, and does not select the wired communication.
In addition to wireless communication, wired communication is included in the selection target so that the selection operation can be appropriately performed, and a mechanism for that purpose must be separately provided, which cannot be easily constructed.
【０００５】また、上記文献の技術では、必要とされる
ソフトウェアを通信先からダウンロードし、携帯端末装
置内のフラッシュＲＯＭを書き換えることによって、は
じめて通信方式を変更できるようになるため、通信方式
を瞬時に切り替えることができず、通信性能の低下を招
く。Further, in the technique of the above-mentioned document, the communication system can be changed only by downloading the required software from the communication destination and rewriting the flash ROM in the portable terminal device. Cannot be switched to, which results in deterioration of communication performance.
【０００６】また、上記文献の技術では、通信方式の切
替えは電波干渉の観点から排他制御を行っており、複数
の通信方式を同時に使用することはできない。また、ユ
ーザが使用したい通信方式に切り替える場合には、その
都度、手動で切り替え操作をしなければならず、使い勝
手が良いとはいえない。Further, in the technique of the above-mentioned document, the switching of communication methods is controlled exclusively from the viewpoint of radio wave interference, and a plurality of communication methods cannot be used at the same time. In addition, each time the user switches to the communication method that he / she wants to use, the user has to manually perform the switching operation, which is not convenient.
【０００７】本発明は上記実状に鑑みてなされたもので
あり、無線及び有線を含む複数の通信方式の選択を適切
かつ効率的に行うことのできる情報処理装置及び通信方
式切替方法を提供することを目的とする。The present invention has been made in view of the above circumstances, and provides an information processing apparatus and a communication method switching method capable of appropriately and efficiently selecting a plurality of communication methods including wireless and wired. With the goal.
【０００８】[0008]
【課題を解決するための手段】本発明に係る情報処理装
置は、他の装置と通信を行うための無線通信手段及び有
線通信手段を含む複数の通信手段を備えた情報処理装置
であって、通信先の装置に備えられた少なくとも１つの
通信手段のうちの通信可能な通信手段の通信方式を、前
記複数の通信手段を介して検出する検出手段と、前記検
出手段による検出結果に基づき、前記複数の通信手段の
中から通信先の装置との通信に使用すべき通信手段を選
択する選択手段とを具備したことを特徴とする。An information processing apparatus according to the present invention is an information processing apparatus including a plurality of communication means including a wireless communication means and a wire communication means for communicating with another device, Based on the detection means for detecting the communication method of the communicable communication means among the at least one communication means provided in the communication destination device via the plurality of communication means, and the detection result by the detection means, It is characterized by comprising a selecting means for selecting a communication means to be used for communication with a communication destination device from a plurality of communication means.
【０００９】また、本発明に係る情報処理装置は、他の
装置と通信を行うための無線通信手段及び有線通信手段
を含む複数の通信手段を備えた情報処理装置であって、
通信先の装置に備えられた通信手段のうちの通信可能な
通信手段を、前記複数の通信手段を介して検出する第１
の検出手段と、前記第１の検出手段によって検出された
前記通信可能な通信手段の各々の通信速度を、前記複数
の通信手段のうちの対応する通信手段を介して検出する
第２の検出手段と、前記第２の検出手段による検出結果
に基づき、前記複数の通信手段の中から通信先の装置と
の通信に使用すべき通信手段を選択する選択手段とを具
備したことを特徴とする。An information processing apparatus according to the present invention is an information processing apparatus including a plurality of communication means including a wireless communication means and a wire communication means for communicating with another device,
A first communication unit that detects a communicable communication unit among the communication units included in the communication destination device via the plurality of communication units.
Second detecting means for detecting the communication speed of each of the detecting means and the communicable communicating means detected by the first detecting means via the corresponding communicating means of the plurality of communicating means. And a selection means for selecting a communication means to be used for communication with a communication destination device from among the plurality of communication means based on the detection result of the second detection means.
【００１０】なお、上記の各情報処理装置は、前記複数
の通信手段に対し、選択される際の優先順位をユーザが
予め設定することが可能な設定手段を更に具備し、前記
選択手段は、前記設定手段により設定された優先順位に
従い、前記通信先の装置との通信に使用すべき通信手段
を選択するものであってもよい。Each of the above-mentioned information processing devices further comprises setting means for allowing the user to preset the order of priority for selection with respect to the plurality of communication means, and the selection means comprises: The communication means to be used for communication with the device of the communication destination may be selected according to the priority order set by the setting means.
【００１１】また、本発明に係る通信方式切替方法は、
他の装置と通信を行うための無線通信手段及び有線通信
手段を含む複数の通信手段を備えた情報処理装置を用い
た通信方式切替方法であって、通信先の装置に備えられ
た少なくとも１つの通信手段のうちの通信可能な通信手
段の通信方式を、前記複数の通信手段を介して検出する
ステップと、前記検出ステップにおける検出結果に基づ
き、前記複数の通信手段の中から通信先の装置との通信
に使用すべき通信手段を選択するステップとを有するこ
とを特徴とする。The communication system switching method according to the present invention is
A method for switching a communication method using an information processing apparatus including a plurality of communication units including a wireless communication unit and a wired communication unit for communicating with another device, wherein at least one of the communication destination devices is provided. A step of detecting the communication method of the communication means capable of communicating among the communication means via the plurality of communication means; and a communication destination device among the plurality of communication means based on the detection result in the detection step. Selecting a communication means to be used for the communication.
【００１２】また、本発明に係る通信方式切替方法は、
他の装置と通信を行うための無線通信手段及び有線通信
手段を含む複数の通信手段を備えた情報処理装置を用い
た通信方式切替方法であって、通信先の装置に備えられ
た通信手段のうちの通信可能な通信手段を、前記複数の
通信手段を介して検出する第１の検出ステップと、前記
第１の検出ステップにおいて検出された前記通信可能な
通信手段の各々の通信速度を、前記複数の通信手段のう
ちの対応する通信手段を介して検出する第２の検出ステ
ップと、前記第２の検出ステップにおける検出結果に基
づき、前記複数の通信手段の中から通信先の装置との通
信に使用すべき通信手段を選択するステップとを有する
ことを特徴とする。Further, the communication system switching method according to the present invention is
A communication method switching method using an information processing apparatus having a plurality of communication means including a wireless communication means and a wire communication means for communicating with another device, the method comprising: The first detection step of detecting the communicable communication means of the communication means through the plurality of communication means, and the communication speed of each of the communicable communication means detected in the first detection step, Based on a second detection step of detecting via a corresponding communication means of the plurality of communication means and a detection result in the second detection step, communication with a communication destination device from the plurality of communication means And a step of selecting a communication means to be used for.
【００１３】なお、上記の各通信方式切替方法は、前記
複数の通信手段に対し、選択される際の優先順位を予め
設定するステップを更に有し、前記選択ステップにおい
ては、前記設定ステップにおいて設定された優先順位に
従い、前記通信先の装置との通信に使用すべき通信手段
を選択するものであってもよい。It should be noted that each of the communication method switching methods described above further includes a step of presetting a priority order when being selected for the plurality of communication means. In the selecting step, the priority order is set in the setting step. The communication means to be used for communication with the device of the communication destination may be selected according to the established priority order.
【００１４】[0014]
【発明の実施の形態】以下、図面を参照して本発明の実
施形態を説明する。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings.
【００１５】図１は、本発明の一実施形態に係る情報処
理装置を用いて実現される通信の形態を示す概念図であ
る。FIG. 1 is a conceptual diagram showing a form of communication realized by using an information processing apparatus according to an embodiment of the present invention.
【００１６】情報処理装置としてはパーソナルコンピュ
ータ（以下、ＰＣと称す）、携帯情報端末（ＰＤＡ）、
携帯電話など、種々なものが挙げられるが、図１は互い
に通信を行う情報処理装置がそれぞれＰＣである場合の
例を示している。As the information processing device, a personal computer (hereinafter referred to as a PC), a personal digital assistant (PDA),
There are various types such as mobile phones, but FIG. 1 shows an example in which the information processing apparatuses that communicate with each other are PCs.
【００１７】図１に示されるＰＣ１及びＰＣ２は、無線
ＬＡＮ（Local Area Network）、BluetoothTM、有線Ｌ
ＡＮの各通信方式に対応する通信手段（通信インタフェ
ース）を搭載している。PC 1 and PC 2 shown in FIG. 1 are a wireless LAN (Local Area Network), Bluetooth ™ , and a wired L.
The communication means (communication interface) corresponding to each communication method of AN is installed.
【００１８】このようなＰＣ１とＰＣ２との間で通信を
行う際には、各ＰＣの内部において、オペレーティング
システム（ＯＳ）の制御の下で動作する通信切替ユーテ
ィリティ（後述）が各通信手段を介して通信先にアクセ
スし、適切な通信方式に対応する通信手段を選択して通
信を行うよう制御する。When communication is performed between the PC 1 and the PC 2 as described above, a communication switching utility (described later) operating under the control of an operating system (OS) is provided in each PC via each communication means. Then, the communication destination is accessed and the communication means corresponding to the appropriate communication method is selected to perform communication.
【００１９】図２は、同実施形態に係る情報処理装置に
おける通信切替処理を実現するための構成を示すブロッ
ク図である。FIG. 2 is a block diagram showing a configuration for realizing communication switching processing in the information processing apparatus according to the embodiment.
【００２０】無線ＬＡＮ通信手段１１は、無線ＬＡＮの
プロトコルに基づく無線通信インタフェース（ハードウ
ェア部分）に相当し、外部機器に備えられた無線ＬＡＮ
通信手段との間で無線ＬＡＮ通信を行う。The wireless LAN communication means 11 corresponds to a wireless communication interface (hardware part) based on a wireless LAN protocol, and is a wireless LAN provided in an external device.
Wireless LAN communication is performed with the communication means.
【００２１】Bluetooth通信手段１２は、Bluetoothの各
種プロファイルに基づき、無線通信を行なう無線通信イ
ンタフェース（ハードウェア部分）に相当し、外部機器
に備えられたBluetooth通信手段との間でBluetooth通信
を行う。The Bluetooth communication means 12 corresponds to a wireless communication interface (hardware part) for performing wireless communication based on various Bluetooth profiles, and performs Bluetooth communication with the Bluetooth communication means provided in an external device.
【００２２】有線ＬＡＮ通信手段１３は、有線ＬＡＮの
プロトコルに基づく有線通信インタフェース（ハードウ
ェア部分）に相当し、外部機器に備えられた有線ＬＡＮ
通信手段との間で有線ＬＡＮ通信を行う。The wired LAN communication means 13 corresponds to a wired communication interface (hardware part) based on the protocol of the wired LAN, and is a wired LAN provided in an external device.
Wired LAN communication is performed with the communication means.
【００２３】なお、上記無線ＬＡＮ通信手段１１、Blue
tooth通信手段１２、有線ＬＡＮ通信手段１３には、各
プロトコルによりそれぞれ異なる通信速度が規定されて
いる。The above-mentioned wireless LAN communication means 11, Blue
Different communication speeds are defined for the tooth communication means 12 and the wired LAN communication means 13 depending on the respective protocols.
【００２４】無線ＬＡＮドライバ２１は、ＯＳの下で通
信切替ユーティリティ３１により制御され、無線ＬＡＮ
通信手段１１を駆動／停止させたり通信路の設定処理を
行ったりする。The wireless LAN driver 21 is controlled by the communication switching utility 31 under the OS, and the wireless LAN driver 21
It drives / stops the communication means 11 and performs communication path setting processing.
【００２５】Bluetoothドライバ２２は、ＯＳの下で通
信切替ユーティリティ３１により制御され、Bluetooth
通信手段１２を駆動／停止させたり通信路の設定処理を
行ったりする。The Bluetooth driver 22 is controlled by the communication switching utility 31 under the OS, and
The communication means 12 is driven / stopped, and communication channel setting processing is performed.
【００２６】有線ＬＡＮドライバ２３は、ＯＳの下で通
信切替ユーティリティ３１により制御され、有線ＬＡＮ
通信手段１３を駆動／停止させたり通信路の設定処理を
行ったりする。The wired LAN driver 23 is controlled by the communication switching utility 31 under the OS, and the wired LAN driver 23
It drives / stops the communication means 13 and performs communication path setting processing.
【００２７】なお、上記無線ＬＡＮドライバ２１、Blue
toothドライバ２２、有線ＬＡＮドライバ２３は、例え
ばＯＳにより管理されるタスクトレイに常駐しており、
通信切替ユーティリティ３１からの指示に瞬時に応じる
ことができるようになっている。The wireless LAN driver 21, Blue
The tooth driver 22 and the wired LAN driver 23 are resident in a task tray managed by the OS, for example.
It is possible to instantly respond to an instruction from the communication switching utility 31.
【００２８】通信切替ユーティリティ３１は、例えば上
位のアプリケーションの下で動作するソフトウェアであ
り、自身の装置（例えばＰＣ１）から他の装置（例えば
ＰＣ２）に対して通信を行う際には、ユーザ（もしくは
アプリケーション）からの接続要求に応じ、使用すべき
通信手段の選択や通信環境の確認を行い、各通信手段に
対応するドライバ２１〜２３の切り替え制御を行う。The communication switching utility 31 is, for example, software that operates under a higher-level application, and when communicating from its own device (eg PC1) to another device (eg PC2), the user (or In response to a connection request from an application, the communication means to be used is selected and the communication environment is confirmed, and the switching control of the drivers 21 to 23 corresponding to each communication means is performed.
【００２９】上記通信切替ユーティリティ３１は、通信
先の装置に備えられる各通信手段が通信可能かどうかを
確認し、その結果に基づいて最適な通信手段を選択でき
るようになっている。また、上記通信切替ユーティリテ
ィ３１は、通信先の装置に備えられる各通信手段の通信
速度を検出するとともに、通信先の装置へ送信すべきデ
ータの量の監視し、送信すべきデータ量に応じた最適な
通信速度を実現する通信手段を選択することが可能であ
る。データ量が所定値以上である場合には、複数の通信
手段を選択することも可能である。The communication switching utility 31 confirms whether or not each communication means provided in the communication destination device can communicate, and selects the optimum communication means based on the result. Further, the communication switching utility 31 detects the communication speed of each communication means provided in the communication destination device, monitors the amount of data to be transmitted to the communication destination device, and responds to the amount of data to be transmitted. It is possible to select the communication means that realizes the optimum communication speed. When the data amount is equal to or larger than the predetermined value, it is possible to select a plurality of communication means.
【００３０】更に、上記通信切替ユーティリティ３１
は、後述するコンフィグレーションテーブルの設定画面
でユーザが予め設定した優先度に従って通信手段を選択
することも可能となっている。Furthermore, the communication switching utility 31
It is also possible for the user to select the communication means according to the priority set in advance on the setting screen of the configuration table described later.
【００３１】図３は、ＰＣ１において通信切替ユーティ
リティメニューとして用意されるコンフィグレーション
テーブルの設定画面の一例を示す図である。FIG. 3 is a diagram showing an example of a setting screen of the configuration table prepared as a communication switching utility menu in the PC 1.
【００３２】コンフィグレーションテーブルは、通信手
段の優先順位等を設定内容を記載したファイルとして保
管される。The configuration table is stored as a file in which the setting contents such as the priority order of communication means are described.
【００３３】図３の設定画面では、「リソース」、「種
別」、「状態」といった項目にそれぞれ対応して、通信
先となり得る装置名（ＰＣ２、ＰＤＡなど）、通信方式
（無線ＬＡＮ、Bluetoothなど）、および接続状態（接
続中、未接続など）の組が複数行にわたって記述され、
各行には優先度を示す数値が付されている。On the setting screen of FIG. 3, the device name (PC2, PDA, etc.) that can be the communication destination, the communication method (wireless LAN, Bluetooth, etc.) are associated with the items such as "resource", "type", and "state". ), And a set of connection status (connected, not connected, etc.) are described on multiple lines,
A numerical value indicating the priority is attached to each line.
【００３４】この優先度はユーザが自在に書き替えるこ
とができるようになっている。これにより、通信先の装
置及び使用する通信方式に関する優先順位を与えること
が可能となる。図３の例では、もし通信先の装置がＰＣ
２とされたならば、使用する通信方式としてはBluetoot
hよりも無線ＬＡＮの方が優先されることになる。ま
た、無線ＬＡＮの通信手段に何らかの故障があって使用
できない場合には、ユーザは上記優先度を変更すること
により、Bluetoothによる通信に切り替えることが可能
となる。This priority can be rewritten by the user. This makes it possible to give priority to the communication destination device and the communication method to be used. In the example of FIG. 3, if the communication destination device is a PC
If it is 2, Bluetoot is the communication method to use.
The wireless LAN has priority over h. Further, when the communication means of the wireless LAN cannot be used due to some failure, the user can switch to the communication by Bluetooth by changing the priority.
【００３５】なお、ユーザは「状態」を参照することに
より、自身の装置であるＰＣ１が現在どの通信方式でど
の通信先と接続されているのかを把握できるようになっ
ている。The user can refer to the "state" to know which communication method is currently used to connect the PC 1 which is his device to which communication destination.
【００３６】図３の設定画面にて設定された優先順位
は、通信切替ユーティリティ３１の動作に影響を与える
ものであるが、その設定は必ずしも必要ではなく、通信
切替ユーティリティ３１の動作に影響を与えないように
施してもよい。The priority order set on the setting screen of FIG. 3 influences the operation of the communication switching utility 31, but the setting is not always necessary and influences the operation of the communication switching utility 31. You may give it so that it may not.
【００３７】図４は、図３と異なる設定画面の他の例を
示す図である。FIG. 4 is a diagram showing another example of a setting screen different from that shown in FIG.
【００３８】図４の例では、複数の設定項目が設けられ
ており、ＰＤＡとの接続にはBluetoothを優先し、ＰＣ
２側のＨＤＤの共有には無線ＬＡＮもしくは有線ＬＡＮ
を優先し、携帯電話との接続にはBluetoothを優先し、
ＭＰ３等の音声データの送受にはBluetoothを優先し、
画像を含んだマルチメディアデータの送受には無線ＬＡ
Ｎを優先する場合が示されている。これらの内容は、設
定項目ごとにユーザが自在に設定変更（追加・削除も含
む）できるようになっている。In the example of FIG. 4, a plurality of setting items are provided, Bluetooth is prioritized for connection with the PDA, and PC
A wireless LAN or a wired LAN for sharing the HDD on the second side
Priority, Bluetooth is prioritized when connecting to a mobile phone,
Bluetooth is prioritized for sending and receiving audio data such as MP3,
Wireless LA is used for sending and receiving multimedia data including images.
The case where N is prioritized is shown. The contents of these items can be freely changed (including addition and deletion) by the user for each setting item.
【００３９】このように通信先の通信手段の通信方式
や、用途、送受されるデータの種類などに応じて優先す
べき通信方式を指定することも可能である。As described above, it is possible to specify the communication method to be prioritized according to the communication method of the communication means of the communication destination, the purpose of use, the type of data to be transmitted and received, and the like.
【００４０】なお、各項目ごとに優先すべき通信方式を
１つだけ指定するのではなく、複数の通信方式を指定し
て各々に優先度を付すようにしてもよい。また、各項目
ごとに設定を有効／無効とすることができるようにする
ことが望ましい。It should be noted that instead of designating only one communication method to be prioritized for each item, a plurality of communication methods may be specified and priorities may be given to each. In addition, it is desirable to enable / disable the setting for each item.
【００４１】図４の設定画面にて設定された内容も、通
信切替ユーティリティ３１の動作に影響を与えるもので
あるが、その設定は必ずしも必要ではなく、通信切替ユ
ーティリティ３１の動作に影響を与えないように施して
もよい。The contents set on the setting screen of FIG. 4 also affect the operation of the communication switching utility 31, but the setting is not always necessary and does not affect the operation of the communication switching utility 31. You may give it.
【００４２】以下に、ＰＣ１をホストとしＰＣ２をクラ
イアントとした場合の接続の処理手順について説明す
る。以下では３つの例を挙げる。The connection processing procedure when PC1 is the host and PC2 is the client will be described below. Three examples are given below.
【００４３】（第１の動作例）第１の動作例を図５を参
照して説明する。(First Operation Example) A first operation example will be described with reference to FIG.
【００４４】ユーザ（もしくはアプリケーション）から
の接続要求があると、ＰＣ１の中の通信切替ユーティリ
ティ３１は、通信先の装置であるＰＣ２に備えられる通
信手段のうちのどれが接続可能であるかを確認するた
め、ドライバ２１〜２３を制御することにより、通信手
段１１〜１３の各々からページング等によるコマンド
（接続可能であるかを確認するためのコマンド）をＰＣ
２へ送信する（ステップＡ１）。すると、ＰＣ２から
は、アクノリッジと共に接続可能な１つ又は複数の通信
手段を示す情報が返され（ステップＡ２）、ＰＣ１側の
通信手段１１〜１３にて取得される。When there is a connection request from the user (or application), the communication switching utility 31 in the PC 1 confirms which of the communication means included in the PC 2 which is the communication destination device can be connected. Therefore, by controlling the drivers 21 to 23, a command (a command for confirming whether connection is possible) from each of the communication units 11 to 13 by paging or the like is performed by the PC.
2 (step A1). Then, the information indicating one or a plurality of communication means that can be connected together with the acknowledge is returned from the PC 2 (step A2), and the information is acquired by the communication means 11 to 13 on the PC 1 side.
【００４５】これにより、通信切替ユーティリティ３１
は、通信手段１１〜１３及びドライバ２１〜２３を介し
てＰＣ２側の接続可能な通信手段の通信方式（インタフ
ェースの種類）を検出することになる。As a result, the communication switching utility 31
Detects the communication method (interface type) of the connectable communication means on the PC 2 side via the communication means 11 to 13 and the drivers 21 to 23.
【００４６】通信切替ユーティリティ３１は、その検出
結果に基づき、通信手段１１〜１３の中から通信先の装
置との通信に使用すべき最適な通信手段（例えば、送受
するデータの種類や用途に応じた適切な通信手段）を選
択し、その通信手段により通信が行われるよう設定を行
う（ステップＡ３）。このとき通信切替ユーティリティ
３１は、選択した通信手段に対応するドライバを駆動す
る。Based on the detection result, the communication switching utility 31 selects the optimum communication means to be used for communication with the communication destination device among the communication means 11 to 13 (for example, depending on the type and use of data to be transmitted and received). Appropriate communication means) is selected, and setting is performed so that communication is performed by the communication means (step A3). At this time, the communication switching utility 31 drives the driver corresponding to the selected communication means.
【００４７】駆動されたドライバは、プロトコルに基づ
く通信路の設定を行い、ＰＣ２との接続を開始する（ス
テップＡ４）。これにより、ＰＣ１とＰＣ２との間の通
信が行われることになる。The driven driver sets the communication path based on the protocol and starts the connection with the PC 2 (step A4). As a result, the communication between the PC1 and the PC2 is performed.
【００４８】なお、上記ステップＡ３において選択され
る通信手段は１つではなく複数であってもよい。例え
ば、送受されるデータの量が多く、１つの通信手段では
対処できない場合には、複数の通信手段が選択されるよ
うに予め設定しておいてもよい。The communication means selected in step A3 may be plural instead of one. For example, when the amount of data to be transmitted / received is large and one communication means cannot cope with this, a plurality of communication means may be set in advance.
【００４９】（第２の動作例）第２の動作例を図６を参
照して説明する。(Second Operation Example) A second operation example will be described with reference to FIG.
【００５０】この第２の動作例では、上記第１の動作例
に対して、通信先の装置側の通信手段の「通信速度」を
検出するための手順（図中の破線で囲った部分）を更に
加える。In the second operation example, the procedure for detecting the "communication speed" of the communication means on the device side of the communication destination (the portion surrounded by the broken line in the figure) is different from the first operation example. Add more.
【００５１】ユーザ（もしくはアプリケーション）から
の接続要求があると、ＰＣ１の中の通信切替ユーティリ
ティ３１は、通信先の装置であるＰＣ２に備えられる通
信手段のうちのどれが接続可能であるかを確認するた
め、ドライバ２１〜２３を制御することにより、通信手
段１１〜１３の各々からページング等によるコマンド
（接続可能であるかを確認するためのコマンド）をＰＣ
２へ送信する（ステップＢ１）。すると、ＰＣ２から
は、アクノリッジと共に接続可能な１つ又は複数の通信
手段を示す情報が返され（ステップＢ２）、ＰＣ１側の
通信手段１１〜１３にて取得される。When there is a connection request from the user (or application), the communication switching utility 31 in the PC 1 confirms which of the communication means provided in the PC 2 which is the communication destination device can be connected. Therefore, by controlling the drivers 21 to 23, a command (a command for confirming whether connection is possible) from each of the communication units 11 to 13 by paging or the like is performed by the PC.
2 (step B1). Then, the information indicating one or a plurality of communication means that can be connected together with the acknowledge is returned from the PC 2 (step B2), and the information is acquired by the communication means 11 to 13 on the PC 1 side.
【００５２】これにより、通信切替ユーティリティ３１
は、通信手段１１〜１３及びドライバ２１〜２３を介し
てＰＣ２側の接続可能な通信手段の通信方式（インタフ
ェースの種類）を検出することになる。As a result, the communication switching utility 31
Detects the communication method (interface type) of the connectable communication means on the PC 2 side via the communication means 11 to 13 and the drivers 21 to 23.
【００５３】この後、ＰＣ１の中の通信切替ユーティリ
ティ３１は、ＰＣ２側の接続可能な通信手段の各々の通
信速度を知得するため、ＰＣ１側の対応する通信手段か
ら各々の通信速度を示す情報をＰＣ２へ送信する（ステ
ップＢ３）。すると、ＰＣ２からは、ＰＣ２側の接続可
能な通信手段の各々の通信速度を示す情報が返され（ス
テップＢ４）、ＰＣ１側の対応する通信手段にて取得さ
れる。Thereafter, the communication switching utility 31 in the PC 1 obtains the information indicating the communication speed from the corresponding communication means on the PC 1 side in order to know the communication speed of each connectable communication means on the PC 2 side. Transmit to PC2 (step B3). Then, the information indicating the communication speed of each of the connectable communication means on the PC2 side is returned from the PC2 (step B4), and is acquired by the corresponding communication means on the PC1 side.
【００５４】これにより、通信切替ユーティリティ３１
は、対応する通信手段及びドライバを介してＰＣ２側の
接続可能な通信手段の通信速度を検出することになる。As a result, the communication switching utility 31
Will detect the communication speed of the connectable communication means on the PC 2 side via the corresponding communication means and driver.
【００５５】通信切替ユーティリティ３１は、その検出
結果に基づき、通信手段１１〜１３の中から通信先の装
置との通信に使用すべき最適な通信手段（例えば、最も
通信速度が高い通信手段、送受するデータの種類や量に
適した通信速度の通信手段）を選択し、その通信手段に
より通信が行われるよう設定を行う（ステップＢ５）。
このとき通信切替ユーティリティ３１は、選択した通信
手段に対応するドライバを駆動する。Based on the detection result, the communication switching utility 31 selects the optimum communication means (for example, the communication means having the highest communication speed, the transmission / reception) from among the communication means 11 to 13 to be used for communication with the communication destination device. Communication means having a communication speed suitable for the type and amount of data to be used) is selected, and the communication means is set to perform communication (step B5).
At this time, the communication switching utility 31 drives the driver corresponding to the selected communication means.
【００５６】駆動されたドライバは、プロトコルに基づ
く通信路の設定を行い、ＰＣ２との接続を開始する（ス
テップＢ６）。これにより、ＰＣ１とＰＣ２との間の通
信が行われることになる。The driven driver sets the communication path based on the protocol and starts the connection with the PC 2 (step B6). As a result, the communication between the PC1 and the PC2 is performed.
【００５７】（第３の動作例）この第３の動作例では、
上記第１の動作例（図５）又は第２の動作例（図６）に
対して、図３や図４で説明したユーザによる「コンフィ
グレーションテーブル」の設定内容を反映させる処理を
含ませる。(Third operation example) In the third operation example,
The first operation example (FIG. 5) or the second operation example (FIG. 6) includes processing for reflecting the setting contents of the “configuration table” by the user described in FIGS. 3 and 4.
【００５８】例えば図５に示されるステップＡ３では通
信手段の選択・設定が行われるが、ここでの処理におい
て、通信切替ユーティリティ３１は図３もしくは図４の
コンフィグレーションテーブルに設定された優先順位に
従って通信手段を選択する。For example, in step A3 shown in FIG. 5, the communication means is selected and set. In this processing, the communication switching utility 31 follows the priority order set in the configuration table of FIG. 3 or 4. Select the communication method.
【００５９】図３のコンフィグレーションテーブルの設
定内容が有効となっている場合（通信切替ユーティリテ
ィ３１の動作に影響する場合）を考える。この場合、通
信切替ユーティリティ３１は、ステップＡ１及びＡ２に
てＰＣ２側の接続可能な通信手段の通信方式を知得した
後、ステップＡ３にてそれら通信手段間の優先順位を図
３のコンフィグレーションテーブル上のＰＣ２に関する
行を参照して確認し、優先度の最も高い通信手段を選択
する。Let us consider a case where the setting contents of the configuration table of FIG. 3 are valid (when the operation of the communication switching utility 31 is affected). In this case, the communication switching utility 31 learns the communication method of the connectable communication means on the PC2 side in steps A1 and A2, and then, in step A3, sets the priority order among the communication means in the configuration table of FIG. Confirm by referring to the line for PC2 above and select the communication means with the highest priority.
【００６０】一方、図４のコンフィグレーションテーブ
ルの設定内容が有効となっている場合（通信切替ユーテ
ィリティ３１の動作に影響する場合）、通信切替ユーテ
ィリティ３１は、ステップＡ１及びＡ２にてＰＣ２側の
接続可能な通信手段の通信方式を知得した後、ステップ
Ａ３にて図４のコンフィグレーションテーブル上の各項
目を参照し、これから行おうとしている通信が例えば
「ＰＣ２側のＨＤＤの共有」に該当するものであれば、
項目「ＰＣ２側のＨＤＤの共有」のところに記述されて
いる通信方式（無線ＬＡＮ若しくは有線ＬＡＮ）に対応
する通信手段を優先して選択する。On the other hand, when the setting contents of the configuration table of FIG. 4 are valid (when the operation of the communication switching utility 31 is affected), the communication switching utility 31 makes a connection on the PC2 side in steps A1 and A2. After knowing the communication method of possible communication means, in step A3, each item on the configuration table of FIG. 4 is referred to, and the communication to be performed corresponds to, for example, “sharing HDD on PC2 side”. If something
The communication means corresponding to the communication method (wireless LAN or wired LAN) described in the item “Share HDD on PC2 side” is preferentially selected.
【００６１】このように本実施形態では、情報処理装置
に備えられる無線ＬＡＮ通信手段、Bluetooth通信手
段、有線ＬＡＮ通信手段を介して通信先の接続可能な通
信手段の通信方式（インタフェースの種類）が検出さ
れ、その検出結果に基づいて通信に使用すべき通信手段
が自動的に選択されるので、ユーザが意識しなくても状
況に応じた適切な通信手段による通信を実現でき、ユー
ザにとって使い勝手の良いものとなる。As described above, in this embodiment, the communication system (type of interface) of the communication means connectable to the communication destination via the wireless LAN communication means, the Bluetooth communication means, and the wired LAN communication means provided in the information processing apparatus is Since the communication method to be used for communication is automatically selected based on the detection result, communication can be realized by an appropriate communication method according to the situation without the user's awareness, and it is convenient for the user. It will be good.
【００６２】また、通信先の接続可能な通信手段の通信
速度を検出し、その検出結果に基づいて通信手段を選択
することにより、より効率的なデータ転送を実現するこ
とが可能となる。Further, more efficient data transfer can be realized by detecting the communication speed of the connectable communication means at the communication destination and selecting the communication means based on the detection result.
【００６３】更に、ユーザがコンフィグレーションテー
ブル上で通信手段の優先順位を設定することにより、ユ
ーザ環境により合致した通信手段を選択することが可能
となる。Furthermore, by setting the priority of the communication means on the configuration table by the user, it becomes possible to select the communication means that matches the user environment.
【００６４】また、本実施形態の構成によれば、無線通
信のほかに有線通信をも選択の対象に含めた選択動作を
適切に行うことができ、複数の通信方式を同時に使用す
るも可能となる。更に、各通信手段に対応するドライバ
をタスクトレイに常駐させるように構成することによ
り、ドライバは通信切替ユーティリティ３１からの指示
に瞬時に応じることができ、通信の切替を即座に行え
る。Further, according to the configuration of the present embodiment, it is possible to appropriately perform the selection operation including the wired communication in addition to the wireless communication, and it is possible to use a plurality of communication methods at the same time. Become. Further, by configuring the driver corresponding to each communication means to be resident in the task tray, the driver can instantly respond to the instruction from the communication switching utility 31 and can immediately switch the communication.
【００６５】なお、本発明は、上述した実施形態に限定
されるものではなく、その要旨を逸脱しない範囲内で種
々変形して実施することが可能である。The present invention is not limited to the above-described embodiment, but can be variously modified and implemented without departing from the scope of the invention.
【００６６】例えば、上述の実施形態では通信手段とし
て無線ＬＡＮ、Bluetooth、優先ＬＡＮに対応する通信
手段を用いた場合を例に挙げて説明したが、本発明はこ
れには限定されず、赤外線通信やシリアルポート、パラ
レルポート、ＵＳＢ（Universal Serial Bus）、ＩＥＥ
Ｅ１３９４等といった他のインタフェースに対応する通
信手段を採用してもよい。For example, in the above-described embodiment, the case where the communication means corresponding to the wireless LAN, Bluetooth, and the priority LAN is used as the communication means has been described as an example. However, the present invention is not limited to this, and infrared communication , Serial port, parallel port, USB (Universal Serial Bus), IEEE
Communication means corresponding to other interfaces such as E1394 may be adopted.
【００６７】[0067]
【発明の効果】以上詳記したように本発明によれば、無
線及び有線を含む複数の通信方式の選択を適切かつ効率
的に行うことのできる情報処理装置及び通信方式切替方
法を提供することができる。As described above in detail, according to the present invention, there is provided an information processing apparatus and a communication system switching method capable of appropriately and efficiently selecting a plurality of communication systems including wireless and wired. You can
【図１】本発明の一実施形態に係る情報処理装置を用い
て実現される通信の形態を示す概念図。FIG. 1 is a conceptual diagram showing a form of communication realized by using an information processing device according to an embodiment of the present invention.
【図２】同実施形態に係る情報処理装置における通信切
替処理を実現するための構成を示すブロック図。FIG. 2 is an exemplary block diagram showing a configuration for realizing communication switching processing in the information processing apparatus according to the embodiment.
【図３】同実施形態に係る情報処理装置において通信切
替ユーティリティメニューとして用意されるコンフィグ
レーションテーブルの設定画面の一例を示す図。FIG. 3 is an exemplary view showing an example of a configuration table setting screen prepared as a communication switching utility menu in the information processing apparatus according to the embodiment.
【図４】図３と異なる設定画面の他の例を示す図。FIG. 4 is a diagram showing another example of a setting screen different from FIG.
【図５】同実施形態における第１の動作例を説明するた
めの図。FIG. 5 is a diagram for explaining a first operation example in the same embodiment.
【図６】同実施形態における第２の動作例を説明するた
めの図。FIG. 6 is a diagram for explaining a second operation example in the same embodiment.
１，２…パーソナルコンピュータ（ＰＣ） １１…無線ＬＡＮ通信手段 １２…Bluetooth通信手段 １３…有線ＬＡＮ通信手段 ２１…無線ＬＡＮドライバ ２２…Bluetoothドライバ ２３…有線ＬＡＮドライバ ３１…通信切替ユーティリティ 1, 2 ... Personal computer (PC) 11 ... Wireless LAN communication means 12 ... Bluetooth communication means 13 ... Wired LAN communication means 21 ... Wireless LAN driver 22 ... Bluetooth driver 23 ... Wired LAN driver 31 ... Communication switching utility
Claims (6)
及び有線通信手段を含む複数の通信手段を備えた情報処
理装置であって、 通信先の装置に備えられた少なくとも１つの通信手段の
うちの通信可能な通信手段の通信方式を、前記複数の通
信手段を介して検出する検出手段と、 前記検出手段による検出結果に基づき、前記複数の通信
手段の中から通信先の装置との通信に使用すべき通信手
段を選択する選択手段とを具備したことを特徴とする情
報処理装置。1. An information processing apparatus comprising a plurality of communication means including a wireless communication means and a wired communication means for communicating with another device, wherein at least one communication means included in a communication destination device. Of the communication method of the communication means capable of communication among the plurality of communication means, based on the detection result by the detection means, and the detection result by the detection means An information processing apparatus comprising: a selection unit that selects a communication unit to be used for communication.
及び有線通信手段を含む複数の通信手段を備えた情報処
理装置であって、 通信先の装置に備えられた通信手段のうちの通信可能な
通信手段を、前記複数の通信手段を介して検出する第１
の検出手段と、 前記第１の検出手段によって検出された前記通信可能な
通信手段の各々の通信速度を、前記複数の通信手段のう
ちの対応する通信手段を介して検出する第２の検出手段
と、 前記第２の検出手段による検出結果に基づき、前記複数
の通信手段の中から通信先の装置との通信に使用すべき
通信手段を選択する選択手段とを具備したことを特徴と
する情報処理装置。2. An information processing apparatus comprising a plurality of communication means including a wireless communication means and a wired communication means for communicating with another device, the communication means included in a communication destination device. First detecting a communicable communication means via the plurality of communication means
Second detecting means for detecting the communication speed of each of the communicable communication means detected by the first detecting means and the corresponding communicating means of the plurality of communicating means. And a selection unit that selects a communication unit to be used for communication with a device of a communication destination from the plurality of communication units based on a detection result of the second detection unit. Processing equipment.
の優先順位をユーザが予め設定することが可能な設定手
段を更に具備し、 前記選択手段は、前記設定手段により設定された優先順
位に従い、前記通信先の装置との通信に使用すべき通信
手段を選択することを特徴とする請求項１又は２記載の
情報処理装置。3. A setting unit that allows a user to preset the order of priority for selection with respect to the plurality of communication units, wherein the selection unit has the priority set by the setting unit. 3. The information processing apparatus according to claim 1, wherein the communication means to be used for communication with the communication destination device is selected according to the order.
及び有線通信手段を含む複数の通信手段を備えた情報処
理装置を用いた通信方式切替方法であって、 通信先の装置に備えられた少なくとも１つの通信手段の
うちの通信可能な通信手段の通信方式を、前記複数の通
信手段を介して検出するステップと、 前記検出ステップにおける検出結果に基づき、前記複数
の通信手段の中から通信先の装置との通信に使用すべき
通信手段を選択するステップとを有することを特徴とす
る通信方式切替方法。4. A communication system switching method using an information processing device having a plurality of communication means including a wireless communication means and a wired communication means for communicating with another device, the method being provided in a communication destination device. Detecting a communication method of a communicable communication means of the at least one communication means through the plurality of communication means, and based on the detection result in the detection step, from among the plurality of communication means And a step of selecting a communication means to be used for communication with a communication destination device.
及び有線通信手段を含む複数の通信手段を備えた情報処
理装置を用いた通信方式切替方法であって、 通信先の装置に備えられた通信手段のうちの通信可能な
通信手段を、前記複数の通信手段を介して検出する第１
の検出ステップと、 前記第１の検出ステップにおいて検出された前記通信可
能な通信手段の各々の通信速度を、前記複数の通信手段
のうちの対応する通信手段を介して検出する第２の検出
ステップと、 前記第２の検出ステップにおける検出結果に基づき、前
記複数の通信手段の中から通信先の装置との通信に使用
すべき通信手段を選択するステップとを有することを特
徴とする通信方式切替方法。5. A communication system switching method using an information processing device having a plurality of communication means including a wireless communication means and a wired communication means for communicating with another device, the method being provided in a communication destination device. Detecting a communicable communication means among the established communication means via the plurality of communication means
And a second detection step of detecting the communication speed of each of the communicable communication means detected in the first detection step via a corresponding communication means of the plurality of communication means. And a step of selecting a communication means to be used for communication with a device of a communication destination from the plurality of communication means based on the detection result in the second detection step. Method.
の優先順位を予め設定するステップを更に有し、 前記選択ステップにおいては、前記設定ステップにおい
て設定された優先順位に従い、前記通信先の装置との通
信に使用すべき通信手段を選択することを特徴とする請
求項４又は５記載の通信方式切替方法。6. The method further comprises the step of presetting a priority order when selected for the plurality of communication means, wherein in the selecting step, the communication destination is set in accordance with the priority order set in the setting step. 6. The communication method switching method according to claim 4, wherein a communication means to be used for communication with the device is selected.
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