JPS6365587A - Wireless light pen device - Google Patents
Wireless light pen deviceInfo
- Publication number
- JPS6365587A JPS6365587A JP61209879A JP20987986A JPS6365587A JP S6365587 A JPS6365587 A JP S6365587A JP 61209879 A JP61209879 A JP 61209879A JP 20987986 A JP20987986 A JP 20987986A JP S6365587 A JPS6365587 A JP S6365587A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- signal
- carrier wave
- bar
- code
- 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.)
- Pending
Links
- 230000010356 wave oscillation Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明はバーコードの読取等に利用するワイヤレスライ
ドペン装置に関する。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a wireless ride pen device used for barcode reading and the like.
従来の技術
従来、この種のフィトペン装置は、バーコード等のデー
タを処理する端末機器とケーブルを用いて接続されてい
る。BACKGROUND OF THE INVENTION Conventionally, this type of phytopen device has been connected to a terminal device that processes data such as bar codes using a cable.
発明が解決しようとする問題点
しかしながら、上記従来のライトペン装置では、ケーブ
ルによりデータ処理装置と接続されているため、ライト
ペンを操作する際に、ケーブルにより操作性が損なわれ
る場合がある他、ケーブルの長さによって、操作可能な
範囲が限定されるという著しい欠点を有していた。Problems to be Solved by the Invention However, since the above-mentioned conventional light pen device is connected to a data processing device by a cable, operability may be impaired by the cable when operating the light pen. This had a significant drawback in that the operable range was limited by the length of the cable.
本発明は、このような従来の問題を解決するものであり
、無線を介してデータ処理装置との接続を可能ならしめ
る優れたワイヤレスライドペン装置を提供することを目
的とするものである。The present invention solves these conventional problems, and aims to provide an excellent wireless ride pen device that can be connected wirelessly to a data processing device.
問題点を解決するための手段
本発明は上記目的を達成するために、ライトペン装置に
読み取ったバーコードの信号を二値化する回路と、搬送
波の発振回路および変調回路、充電可能な電池を備えた
ものである。Means for Solving the Problems In order to achieve the above object, the present invention provides a light pen device with a circuit for binarizing the barcode signal read, a carrier wave oscillation circuit and a modulation circuit, and a rechargeable battery. It is prepared.
作用
したがって本発明によれば、バーコードを読み取った際
に、バーコードのデータが二値化され、その二値化デー
タにより搬送波が変調されることにより、バーコードの
データを電波により発信することができる。Therefore, according to the present invention, when a barcode is read, the barcode data is binarized, and a carrier wave is modulated by the binarized data, thereby transmitting the barcode data by radio waves. Can be done.
実施例
図面は本発明の一実施例の構成を示すものである。図面
において１は光源となる発光ダイオード、２はフォトト
ランジスタ、３はバーフード、４は発光ダイオードの点
灯を制御する制御回路、５は増幅回路、６は二値化回路
、７は変調回路、８は搬送波発振回路、９は空中線、１
０は充電池、１１は充電端子である。Embodiment The drawings show the configuration of an embodiment of the present invention. In the drawing, 1 is a light emitting diode serving as a light source, 2 is a phototransistor, 3 is a bar hood, 4 is a control circuit that controls lighting of the light emitting diode, 5 is an amplifier circuit, 6 is a binarization circuit, 7 is a modulation circuit, 8 is a carrier wave oscillation circuit, 9 is an antenna, 1
0 is a rechargeable battery, and 11 is a charging terminal.
次に上記実施例の動作について説明する。上記実施例に
おいて、発光ダイオード１よシ出た光が、バーコード３
の白線部により反射されると、フォトトランジスタ２の
出力が「白レベル」トナル。Next, the operation of the above embodiment will be explained. In the above embodiment, the light emitted from the light emitting diode 1 is
When reflected by the white line part of the phototransistor 2, the output of the phototransistor 2 becomes a "white level" tonal.
この信号は増幅器５により増幅され、さらに二値化回路
６を経て、白を意味する二値データとなシ、制御回路４
および変調回路７に信号を供給する。This signal is amplified by an amplifier 5, further passed through a binarization circuit 6, and converted into binary data meaning white.
and supplies a signal to the modulation circuit 7.
制御回路４は、充電池の消耗を憧力押さえることを目的
として、通常は間歇的に発光ダイオード１が点灯するよ
うに制御を行なっているが、二値化回路６の出力が「白
ｊレベルとなることにより、バーコードを走査するのに
充分な時間については発光ダイオード１が連続点灯する
ように制御する。The control circuit 4 normally controls the light emitting diode 1 to light up intermittently in order to reduce the consumption of the rechargeable battery, but the output of the binarization circuit 6 does not reach the "white level". As a result, the light emitting diode 1 is controlled to be lit continuously for a sufficient time to scan the bar code.
また、二値化回路６の出力信号は変調回路７に供給され
、搬送波発振回路８により発振された搬・送波信号は、
変調回路７により変調され高周波信号となシ空中線９に
供給される。また、充電池１０で、本実施例ではニッケ
ルカドミウム電池を使用し、各部の電源として使用され
ている。充電端子１１は充電池１０を充電するための端
子である。Further, the output signal of the binarization circuit 6 is supplied to the modulation circuit 7, and the carrier/transmission signal oscillated by the carrier wave oscillation circuit 8 is
The signal is modulated by the modulation circuit 7 and supplied to the antenna 9 as a high frequency signal. Further, in this embodiment, a nickel cadmium battery is used as the rechargeable battery 10, and is used as a power source for each part. The charging terminal 11 is a terminal for charging the rechargeable battery 10.
このように、上記実施例によれば、バーコード３を走査
した時に、走査の結果得られる信号により、搬送波が変
調され、空中線を経て無線によりバ−コード３の読取シ
データが送出することかできる。In this way, according to the above embodiment, when the barcode 3 is scanned, the carrier wave is modulated by the signal obtained as a result of scanning, and the read data of the barcode 3 can be transmitted wirelessly via the antenna. .
発明の効果
本発明は上記実施例より明らかなように１電波によりバ
ーコード等の読取シデータを伝送することが可能となり
、従来のケーブルによりデータ処理機器と接続されてい
たライトペン装置て対し著しく良好な操作性を有してい
る。Effects of the Invention As is clear from the above embodiments, the present invention makes it possible to transmit read data such as barcodes using a single radio wave, and is significantly better than the conventional light pen device which was connected to a data processing device via a cable. It has excellent operability.
また、一般に用いられているバーコードは、そのフード
体系自体に誤読防止の機能を有していることから、本発
明のような簡便な構成により無線で、そのデータを伝送
しても、防害電波、雑音によりデータが損なわれた場合
には、一般には明白な無効データとしてみなされ得るた
め実用上の問題はない。In addition, the commonly used barcode has a function to prevent misreading in its food system itself, so even if the data is transmitted wirelessly with a simple configuration like the present invention, damage prevention is not possible. If data is damaged by radio waves or noise, there is no practical problem because it can generally be regarded as clearly invalid data.
図面は本発明の一実施例におけるライトペン装置の概略
ブロック図である。
１・・・・・・発光ダイオード、２・・・・・・フォト
トランジスタ、３・・・・・・バーコード、４・・・・
・・点灯制御回路、５・・・・・・増幅回路、６・・・
・・・二値化回路、７・川・・変調回路、８・・・・・
・搬送波発振回路、９・・・・・・空中線、１０・・・
・・・充電池、１１・・川・充電用端子。
３バ′−コーＹThe drawing is a schematic block diagram of a light pen device in an embodiment of the present invention. 1... Light emitting diode, 2... Phototransistor, 3... Barcode, 4...
...Lighting control circuit, 5...Amplification circuit, 6...
...Binarization circuit, 7...Modulation circuit, 8...
・Carrier wave oscillation circuit, 9... Antenna, 10...
... Rechargeable battery, 11... River/charging terminal. 3 bar'co Y
Claims (1)
オードと、バーコードで反射された上記発光ダイオード
の光を受光して電圧に変換するホトトランジスタと、こ
のホトトランジスタの出力信号を二値化する二値化回路
と、この二値化回路の出力信号が連続して白レベルのと
きは上記発光ダイオードを連続点灯させ、断続的に白レ
ベルのときは上記発光ダイオードを間歇的に点灯させる
制御回路と、上記二値化回路の出力信号を電波に変換す
る変調回路と、装置内部に電源電圧を供給する充電池と
を備えたワイヤレスライトペン装置。A light emitting diode that emits light based on a voltage applied to its anode terminal, a phototransistor that receives the light reflected by the barcode from the light emitting diode and converts it into a voltage, and a binary that binarizes the output signal of this phototransistor. a control circuit that causes the light emitting diode to light up continuously when the output signal of the binarization circuit is continuously at a white level, and lights the light emitting diode intermittently when the output signal is intermittently at a white level; A wireless light pen device comprising a modulation circuit that converts the output signal of the binarization circuit into radio waves, and a rechargeable battery that supplies a power supply voltage inside the device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61209879A JPS6365587A (en) | 1986-09-05 | 1986-09-05 | Wireless light pen device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61209879A JPS6365587A (en) | 1986-09-05 | 1986-09-05 | Wireless light pen device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6365587A true JPS6365587A (en) | 1988-03-24 |
Family
ID=16580158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61209879A Pending JPS6365587A (en) | 1986-09-05 | 1986-09-05 | Wireless light pen device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6365587A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02213988A (en) * | 1989-02-15 | 1990-08-27 | Matsushita Electric Ind Co Ltd | Wireless bar code reader and bar code receiving terminal equipment |
| WO2000042721A1 (en) * | 1999-01-16 | 2000-07-20 | Marconi Caswell Limited | Radio frequency receiver circuit |
| US6634555B1 (en) * | 2000-01-24 | 2003-10-21 | Parker Vision, Inc. | Bar code scanner using universal frequency translation technology for up-conversion and down-conversion |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5535624B2 (en) * | 1972-04-22 | 1980-09-16 |
-
1986
- 1986-09-05 JP JP61209879A patent/JPS6365587A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5535624B2 (en) * | 1972-04-22 | 1980-09-16 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02213988A (en) * | 1989-02-15 | 1990-08-27 | Matsushita Electric Ind Co Ltd | Wireless bar code reader and bar code receiving terminal equipment |
| WO2000042721A1 (en) * | 1999-01-16 | 2000-07-20 | Marconi Caswell Limited | Radio frequency receiver circuit |
| US6634555B1 (en) * | 2000-01-24 | 2003-10-21 | Parker Vision, Inc. | Bar code scanner using universal frequency translation technology for up-conversion and down-conversion |
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