JPH04172020A - Radio data communication equipment - Google Patents

Radio data communication equipment

Info

Publication number
JPH04172020A
JPH04172020A JP2300408A JP30040890A JPH04172020A JP H04172020 A JPH04172020 A JP H04172020A JP 2300408 A JP2300408 A JP 2300408A JP 30040890 A JP30040890 A JP 30040890A JP H04172020 A JPH04172020 A JP H04172020A
Authority
JP
Japan
Prior art keywords
transmission
communication data
time
data
communication
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2300408A
Other languages
Japanese (ja)
Other versions
JP2869816B2 (en
Inventor
Yutaka Hiyama
桧山　豊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2300408A priority Critical patent/JP2869816B2/en
Publication of JPH04172020A publication Critical patent/JPH04172020A/en
Application granted granted Critical
Publication of JP2869816B2 publication Critical patent/JP2869816B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Transceivers (AREA)
  • Communication Control (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

PURPOSE:To allow an operator to operate a radio data communication equipment without minding a transmission pause time by providing a control means which measures both a transmission time and the transmission suspension time, stores communication data inputted in the transmission suspension time, and intermittently transmits the data. CONSTITUTION:This device is equipped with a measuring means 7 which measures the transmission time and the transmission suspension time of the communication data, a storage means 4 which stores the communication data inputted in the transmission suspension time, and a control means 8 which controls the transmission and reception of the communication data and intermittently transmits the communication data. That is, the transmission time and the transmission suspension time of the communication data are measured by the timer part 7, on the other hand the communication data are inputted in the transmission suspension time, and the communication data are stored in a memory part 4, and the transmission of the communication data in the transmission suspension time is interrupted by the control means 8. Thus, the radio data communication equipment can be operated without coming into conflict with a radio law technical standards, and without making the operator mind the transmission pause time.

Description

【発明の詳細な説明】 （産業上の利用分野） 本発明は小電力を利用して無線データの送受信を行うハ
ンディターミナル等の無線データ通信装置に関する。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a wireless data communication device such as a handy terminal that transmits and receives wireless data using small electric power.

（従来の技術） １０ｍＷ以下の小電力で動作する小電力データ通信方式
による無線データ通信装置は、１００ｍ以内の短距離間
における無線データ送受信用装置として構内等に広く使
用されている。(Prior Art) Wireless data communication devices based on a low power data communication method that operate with low power of 10 mW or less are widely used in premises and the like as devices for wireless data transmission and reception over short distances of 100 m or less.

従来、この種の無線データ通信装置においては、電波法
技術基準に基づき、通信データが間欠的に送信されるよ
うに構成されている。Conventionally, this type of wireless data communication device is configured to transmit communication data intermittently based on the technical standards of the Radio Law.

すなわち、上記無線データ通信装置は、電波法技術基準
に基づき、４０秒間通信データを送信した後、２秒間送
信を休止するように構成されており、通信データは間欠
的に送信される。That is, the wireless data communication device is configured to transmit communication data for 40 seconds and then pause transmission for 2 seconds, based on the technical standards of the Radio Law, and the communication data is transmitted intermittently.

（発明が解決しようとする課題） しかしながら、上記従来の無線データ通信装置において
は、上述の如く、４０秒間送信をしだ後２秒間送信を休
止しなければならないため、オペレータは送信休止時間
である２秒間は通信データを入力することが出来ず、使
用勝手が悪いという問題点があった。(Problem to be Solved by the Invention) However, in the above-mentioned conventional wireless data communication device, as described above, after transmitting for 40 seconds, transmission must be paused for 2 seconds, so the operator has to wait until the transmission pause time. There was a problem in that it was not possible to input communication data for 2 seconds, making it inconvenient to use.

一方、上記小電力データ通信方式における通信サイクル
（４０秒間送信、２秒間休止）は、法律の規定に基づく
ものであり、送信休止時間を除外することはできない。On the other hand, the communication cycle (transmission for 40 seconds, pause for 2 seconds) in the above-mentioned low power data communication method is based on legal provisions, and transmission pause time cannot be excluded.

本発明は上記問題点に鑑みなされたものであって、オペ
レータに送信休止時間があることを意識させることのな
い無線データ通信装置を提供することを目的とする。The present invention has been made in view of the above-mentioned problems, and an object of the present invention is to provide a wireless data communication device that does not make an operator aware of the transmission downtime.

（課題を解決するだめの手段） 上記目的を達成するために本発明は一定の送信休止時間
を設けて間欠適に通信データの送受信を行なう小電力タ
イプの無線データ通信装置において、前記通信データが
入出力される入出力手段と、前記通信データの送信時間
と前記送信休止時間とを計測する計測手段と、前記送信
休止時間に入力された通信データを記憶する記憶手段と
、前記通信データの送受信を制御して該通信データを間
欠的送信する制御手段とが備えられていることを特徴と
している。(Means for Solving the Problems) In order to achieve the above object, the present invention provides a low power type wireless data communication device that provides a certain transmission pause time and transmits and receives communication data intermittently. an input/output means for inputting and outputting, a measuring means for measuring the transmission time of the communication data and the transmission pause time, a storage means for storing the communication data input during the transmission pause time, and transmission and reception of the communication data. and a control means for controlling and intermittently transmitting the communication data.

（作用） 上記構成によれば、計測手段により通信データの送信時
間と送信休止時間とが計測されると共に、入出力手段に
より前記送信休止時間に入力される通信データが記憶手
段に記憶される。また、前記通信データは、制御手段に
より間欠的に相手端末に送信される。(Function) According to the above configuration, the measurement means measures the communication data transmission time and the transmission pause time, and the input/output means stores the communication data input during the transmission pause time in the storage means. Further, the communication data is intermittently transmitted to the other party's terminal by the control means.

（実施例） 以下、本発明の実施例を図面に基づき詳説する。(Example) Hereinafter, embodiments of the present invention will be explained in detail based on the drawings.

図は本発明に係る無線データ通信装置の一実施例を示し
たブロック図であって、該無線データ通信装置は、小電
力データ通信方式により間欠的に通信データの送受信が
なされるように構成されている。The figure is a block diagram showing an embodiment of a wireless data communication device according to the present invention, and the wireless data communication device is configured to transmit and receive communication data intermittently using a low power data communication method. ing.

ｌは空中に電波を送出し、空中の電波を受は取る空中線
である。２は送信出力の０Ｎ１０ＦＦ切換えを行うスイ
ッチである。３は変復調部であって、通信データのアナ
ログ信号とデジタル信号との変調及び復調を行なう。４
は送受信される通信データを一時的に記憶するメモリ部
である。５はキーボード等からなる入力部であって、所
望の通信データ（デジタル信号）が入力される。６は液
晶パネル等からなる出力部であって、前記通信データが
出力される。７はタイマ部であって、送信時間及び送信
休止時間を計測する。８は制御部であって、スイッチ２
の０Ｎ１０ＦＦ切換えや変復調部３、メモリ部４、タイ
マ７を制御する。l is an antenna that sends radio waves into the air and receives and receives radio waves in the air. 2 is a switch for switching the transmission output between 0N10FF. 3 is a modulation/demodulation section that modulates and demodulates an analog signal and a digital signal of communication data. 4
is a memory unit that temporarily stores communication data to be sent and received. Reference numeral 5 denotes an input section consisting of a keyboard or the like, into which desired communication data (digital signals) are input. Reference numeral 6 denotes an output section consisting of a liquid crystal panel or the like, to which the communication data is output. 7 is a timer unit that measures transmission time and transmission pause time. 8 is a control unit, and switch 2
It controls 0N10FF switching, the modem section 3, the memory section 4, and the timer 7.

このように構成された無線データ通信装置においては、
入力部５より通信データ（デジタル信号）が入力される
と、該通信データは一旦メモリ部４に記憶され、蓄積さ
れる。次に制御部８は成る特定されたデータ通信速度（
電波法により１２００ｂｐｓ、２４００ｂｐｓ、４８０
０ｂＰｓのいずれかに特定される）によりメモリ部４に
蓄積されたデータを変復調部３に送信する。そして、該
変復調部３において、デジタル信号である前記通信デー
タを無線のアナログ信号に変調する。そしてこの後、制
御部８からの指令によりスイッチ２がｒｏＮＪされ、前
記アナログ信号はスイッチ２を通過して空中線１から電
波として出力され、相手端末は通信データを受信する。In the wireless data communication device configured in this way,
When communication data (digital signal) is input from the input section 5, the communication data is temporarily stored and accumulated in the memory section 4. Next, the control unit 8 controls the specified data communication speed (
1200bps, 2400bps, 480bps according to the Radio Law
0bPs), the data stored in the memory section 4 is transmitted to the modulation/demodulation section 3. Then, the modulation/demodulation section 3 modulates the communication data, which is a digital signal, into a wireless analog signal. Thereafter, the switch 2 is roNJed by a command from the control unit 8, the analog signal passes through the switch 2 and is output as a radio wave from the antenna 1, and the other party's terminal receives the communication data.

一方、タイマ部７は、電波法技術基準の規定による送信
時間（４０秒間）と送信休止時間（２秒間）を計測する
ためにデータ通信の開始と同時に「４０秒−２秒」のタ
イムサイクルでもって作動するように制御部８により制
御される。On the other hand, the timer section 7 operates on a time cycle of "40 seconds - 2 seconds" at the same time as the start of data communication in order to measure the transmission time (40 seconds) and transmission pause time (2 seconds) according to the regulations of the Radio Law Technical Standards. It is controlled by the control unit 8 to operate as described above.

そして、制御部８はタイマ７に４０秒間のカウントを開
始させ、タイマ部７から４０秒経過した二とが制御部８
に通知されると、該制御部８は、メモリ部４から変復調
部３にデータを送ることを一時停止することを指令する
と共に、スイッチ２をｒＯＦＦＪに切換えさせる。次に
、制御部８は。Then, the control section 8 causes the timer 7 to start counting for 40 seconds, and when the timer section 7 indicates that 40 seconds have elapsed, the control section 8
When notified, the control section 8 instructs to temporarily stop sending data from the memory section 4 to the modulation/demodulation section 3, and switches the switch 2 to rOFFJ. Next, the control section 8.

タイマ７に２秒間のカウントを開始させる。そして、２
秒間の送信休止時間中に入力部５より通信データの入力
があった場合は、制御部８は該通信データを受は付けて
メモリ部４に記憶する。その後、制御部８は、タイマ部
７から送信休止時間である２秒間が経過した旨の通知を
受は取ると、再びメモリ部４から変復調部３に通信デー
タを送り出し、スイッチ２をｒｏＮＪに切換える。そし
て、該通信データは空中線から電波として出力され、相
手端末は通信データを受信する。Make timer 7 start counting for 2 seconds. And 2
If communication data is input from the input section 5 during the transmission pause time of seconds, the control section 8 accepts the communication data and stores it in the memory section 4. Thereafter, when the control section 8 receives a notification from the timer section 7 that the transmission pause time of 2 seconds has elapsed, it sends the communication data from the memory section 4 to the modulation/demodulation section 3 again and switches the switch 2 to roNJ. . The communication data is then output as radio waves from the antenna, and the other party's terminal receives the communication data.

一方、相手端末は、空中線ｌにおいて電波を受けとると
その電波は変復調部３に送られ、該変復調部３において
アナログ信号からデジタル信号に復調され、メモリ部４
に送られ一旦該メモリ部４に記憶される。そしてこの後
、通信データはメモリ部４から出力部６に送られ、該出
力部６より受信した通信データが出力される。On the other hand, when the other party's terminal receives a radio wave through the antenna 1, the radio wave is sent to the modulation/demodulation section 3, where it is demodulated from an analog signal to a digital signal.
and is temporarily stored in the memory section 4. Thereafter, the communication data is sent from the memory section 4 to the output section 6, and the received communication data is output from the output section 6.

このように上記実施例においては、タイマ部７により通
信データの送信時間と送信休止時間とが計測される一方
、送信休止時間においても通信データが入力部５に入力
され、かつこれらの通信データがメモリ部４に記憶され
、さらに送信体正時間における通信データの送信が制御
部８により阻止されるので、電波法技術基準に抵触する
ことなくオペレータは連続的に通信データの入力を行う
ことができる。したがって、オペレータは２秒間の送信
休止時間を意識することなく無線データ通信装置を操作
することができ、所期の目的を達成することができる。As described above, in the above embodiment, while the timer section 7 measures the communication data transmission time and the transmission pause time, communication data is input to the input section 5 even during the transmission pause time, and these communication data are The information is stored in the memory unit 4, and the control unit 8 prevents transmission of the communication data at the transmitter's regular time, so the operator can continuously input communication data without violating the technical standards of the Radio Law. . Therefore, the operator can operate the wireless data communication device without being aware of the two-second transmission pause time, and can achieve the intended purpose.

尚、本発明は上記実施例に限定されること′寸なく要旨
を逸脱しない範囲において変更可能なことはいうまでも
ない。例えば上記実施例ではスイッチ２と制御部８とに
より通信データの送信を制御しているが、スイッチ２を
制御部８に含ませるように構成してもよい。また、メモ
リ部４への通信データの記憶は、送信休止時間に入力さ
れる通信データに対してのみ行なわれればよく、送信時
間中に入力される通信データに対してはメモリ部４に記
憶させなくてもよい。It goes without saying that the present invention is not limited to the above-mentioned embodiments and can be modified without departing from the scope of the invention. For example, in the above embodiment, the switch 2 and the control unit 8 control the transmission of communication data, but the switch 2 may be included in the control unit 8. Furthermore, it is only necessary to store the communication data in the memory section 4 for the communication data input during the transmission down time, and the communication data input during the transmission time should be stored in the memory section 4. You don't have to.

（発明の効果） 以上詳述したように本発明は、前記通信データが入出力
される入出力手段と、前記通信データの送信時間と前記
送信休止時間とを計測する計測手段と、前記送信休止時
間に入力された通信データを記憶する記憶手段と、前記
通信データの送受信を制御して該通信データを間欠的送
信する制御手段とが備えられているので、前記計測手段
により通信データの送信時間と送信休止時間とが計測さ
れると共に５送信休止時間に入力された通信データを前
記記憶手段に記憶させることができ、かっ前記制御手段
により前記送信休止時間におけるデータ送信を阻止する
ことができる。(Effects of the Invention) As described in detail above, the present invention provides input/output means for inputting and outputting the communication data, measuring means for measuring the transmission time and the transmission pause time of the communication data, and the transmission pause time. Since it is provided with a storage means for storing communication data inputted at a time, and a control means for controlling transmission and reception of the communication data to intermittently transmit the communication data, the transmission time of the communication data can be determined by the measuring means. and the transmission pause time are measured, and the communication data input during the five transmission pause times can be stored in the storage means, and the control means can prevent data transmission during the transmission pause time.

したがって、電波法技術基準に抵触することなくオペレ
ータは連続的に通信データの送信を行うことができ、オ
ペレータは送信休止時間を意識することなく無線データ
通信装置を操作することができる。Therefore, the operator can continuously transmit communication data without violating the technical standards of the Radio Law, and the operator can operate the wireless data communication device without being aware of transmission downtime.

【図面の簡単な説明】[Brief explanation of the drawing]

図は本発明に係る無線データ通信装置の一実施例を示す
ブロック図である。 ４・・メモリ部（記憶手段）、５・・入力部（入出力手
段）、６　・出力部（入出力手段）、７・　タイマ部（
計測手段）、８・制御部（制御手段）。 出願人　キ　ヤ　ノ　ン株式会社 代理人　弁理士　渡　部　敏　彦The figure is a block diagram showing an embodiment of a wireless data communication device according to the present invention. 4. Memory section (storage means), 5. Input section (input/output means), 6. Output section (input/output means), 7. Timer section (
8. Control unit (control means). Applicant Canon Co., Ltd. Agent Patent Attorney Toshihiko Watanabe

Claims (1)

【特許請求の範囲】 １、一定の送信休止時間を設けて間欠的に通信データの
送受信を行う小電力タイプの無線データ通信装置におい
て、 前記通信データが入出力される入出力手段と、前記通信
データの送信時間と前記送信休止時間とを計測する計測
手段と、前記送信休止時間に入力された通信データを記
憶する記憶手段と、前記通信データの送受信を制御して
該通信データを間欠的に送信する制御手段とが備えられ
ていることを特徴とする無線データ通信装置。[Scope of Claims] 1. A low-power type wireless data communication device that transmits and receives communication data intermittently with a certain transmission pause time, comprising: input/output means for inputting and outputting the communication data; a measuring means for measuring a data transmission time and the transmission suspension time; a storage means for storing communication data input during the transmission suspension time; and a storage means for storing the communication data inputted during the transmission suspension time; What is claimed is: 1. A wireless data communication device comprising: control means for transmitting data.
JP2300408A 1990-11-05 1990-11-05 Wireless data communication device Expired - Lifetime JP2869816B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2300408A JP2869816B2 (en) 1990-11-05 1990-11-05 Wireless data communication device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2300408A JP2869816B2 (en) 1990-11-05 1990-11-05 Wireless data communication device

Publications (2)

Publication Number Publication Date
JPH04172020A true JPH04172020A (en) 1992-06-19
JP2869816B2 JP2869816B2 (en) 1999-03-10

Family

ID=17884439

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2300408A Expired - Lifetime JP2869816B2 (en) 1990-11-05 1990-11-05 Wireless data communication device

Country Status (1)

Country Link
JP (1) JP2869816B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008176515A (en) * 2007-01-17 2008-07-31 Matsushita Electric Works Ltd Radio transmission system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008176515A (en) * 2007-01-17 2008-07-31 Matsushita Electric Works Ltd Radio transmission system

Also Published As

Publication number Publication date
JP2869816B2 (en) 1999-03-10

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