JPH05224818A - Touch panel device - Google Patents
Touch panel deviceInfo
- Publication number
- JPH05224818A JPH05224818A JP2348392A JP2348392A JPH05224818A JP H05224818 A JPH05224818 A JP H05224818A JP 2348392 A JP2348392 A JP 2348392A JP 2348392 A JP2348392 A JP 2348392A JP H05224818 A JPH05224818 A JP H05224818A
- Authority
- JP
- Japan
- Prior art keywords
- transparent electrodes
- input operation
- vertical
- electrodes
- dummy
- 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
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、コンピュータ等の入力
表示装置に利用し、ブラウン管、液晶等の前面に配置さ
れて人の指で押圧して入力操作を行うタッチパネル装置
に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a touch panel device which is used for an input display device such as a computer and which is arranged on the front surface of a cathode ray tube, a liquid crystal or the like and is pressed by a human finger to perform an input operation.
【０００２】[0002]
【従来の技術】近年、コンピュータと容易に対話できる
マンマシンインタフェースが希求され、表示装置の前面
で直接人の指で押圧して所望の機能選択等の入力操作を
行う透明型タッチパネル装置が多用されている。2. Description of the Related Art In recent years, a man-machine interface capable of easily interacting with a computer has been sought after, and a transparent touch panel device is widely used for performing an input operation such as desired function selection by directly pressing with a human finger on the front surface of the display device. ing.
【０００３】このタッチパネルは透明電極が配置された
所と、配置されない所では透過度が相違する。このた
め、透過度を一定にして目視し易くするために隣接する
縦方向透明電極、横方向透明電極の間隔を狭く配置する
のが一般的である。In this touch panel, the transparency differs between where the transparent electrode is arranged and where it is not arranged. For this reason, it is general that the vertical transparent electrodes and the horizontal transparent electrodes adjacent to each other are arranged close to each other in order to keep the transparency constant and facilitate visual observation.
【０００４】図３は、このような従来のタッチパネル装
置の構成を示している。図３において、タッチパネル本
体１は、縦方向の入力操作を検出する縦方向透明電極２
ａ、２ｂ、２ｃ…２ｎと、横方向の入力操作を検出する
横方向透明電極３ａ、３ｂ、３ｃ…３ｎと、コネクタ部
５とが設けられている。さらに縦方向透明電極２ａ〜２
ｎおよび横方向透明電極３ａ〜３ｎとコネクタ部５を接
続するリード電極６と、コネクタ部５と接続される制御
部７とを有している。FIG. 3 shows the structure of such a conventional touch panel device. In FIG. 3, the touch panel body 1 includes a vertical transparent electrode 2 for detecting a vertical input operation.
2n, lateral transparent electrodes 3a, 3b, 3c ... 3n for detecting an input operation in the lateral direction, and a connector portion 5 are provided. Further, the vertical transparent electrodes 2a-2
n and the lateral transparent electrodes 3a to 3n, the lead electrode 6 connecting the connector portion 5 and the control portion 7 connected to the connector portion 5.
【０００５】次に、この構成の動作、機能を説明する。
タッチパネル本体１の前面部から人の指で押圧されると
縦方向透明電極２ａ〜２ｎと横方向透明電極３ａ〜３ｎ
が撓んで接触する。この接触位置を制御部７で識別して
押圧された入力位置を識別する。Next, the operation and function of this configuration will be described.
When pressed from the front surface of the touch panel body 1 with a human finger, the vertical transparent electrodes 2a to 2n and the horizontal transparent electrodes 3a to 3n are pressed.
Flexes and makes contact. The control unit 7 identifies this contact position to identify the pressed input position.
【０００６】[0006]
【発明が解決しようとする課題】しかしながら、従来例
のタッチパネル装置では隣合った縦方向透明電極２ａ〜
２ｎおよび横方向透明電極３ａ〜３ｎの間隔が狭く、そ
の端部を押圧した場合に隣接した電極が押圧されて正常
な入力操作ができない欠点がある。However, in the conventional touch panel device, the adjacent vertical transparent electrodes 2a ...
The distance between the 2n and the lateral transparent electrodes 3a to 3n is narrow, and when the end portion is pressed, the adjacent electrodes are pressed and a normal input operation cannot be performed.
【０００７】このような対策としてプルアップされたダ
ミー透明電極を縦方向透明電極間に配置して誤入力操作
を阻止するタッチパネル装置が用いられている。この場
合、プルアップのための回路が必要となり、従来のタッ
チパネル装置と互換性が得られないという欠点がある。As a countermeasure against this, a touch panel device is used in which dummy transparent electrodes that are pulled up are arranged between the transparent electrodes in the vertical direction to prevent an erroneous input operation. In this case, a circuit for pulling up is required, and there is a drawback that compatibility with the conventional touch panel device cannot be obtained.
【０００８】本発明は、このような課題を解決するもの
であり、均一な表面透明度が得られるとともに、従来と
の接続の互換性が得られ、且つ、人の指の入力操作時に
おける隣接電極の誤入力および電荷による誤動作を有効
に阻止できるタッチパネル装置を提供することを目的と
する。The present invention is intended to solve such a problem, in which uniform surface transparency can be obtained, compatibility with conventional connection can be obtained, and an adjacent electrode at the time of input operation of a human finger. It is an object of the present invention to provide a touch panel device that can effectively prevent the erroneous input and the erroneous operation due to electric charges.
【０００９】[0009]
【課題を解決するための手段】この目的を達成するため
に、本発明のタッチパネル装置は、縦方向の入力操作を
検出する複数の縦方向透明電極と、横方向の入力操作を
検出する複数の横方向透明電極と、縦方向透明電極の間
および／または横方向透明電極の間に配置され、入力操
作時の人の指による押圧で隣接した他の縦方向透明電極
と横方向透明電極との接触を阻止するためのダミー透明
電極と、複数の縦方向透明電極と複数の横方向透明電極
とを接続する複数のリード線とを備えるものである。To achieve this object, a touch panel device of the present invention comprises a plurality of vertical transparent electrodes for detecting vertical input operations and a plurality of horizontal transparent electrodes for detecting horizontal input operations. Between the horizontal transparent electrode and the vertical transparent electrode and / or between the horizontal transparent electrodes, the other vertical transparent electrode and the horizontal transparent electrode which are adjacent to each other by pressing with a human finger at the time of input operation A dummy transparent electrode for preventing contact and a plurality of lead wires connecting a plurality of vertical transparent electrodes and a plurality of horizontal transparent electrodes are provided.
【００１０】また、ダミー透明電極は、非接地であり、
その一列を複数のブロックに分割して、ブロック毎の静
電容量を小さくしたことを特徴とするものである。The dummy transparent electrode is not grounded,
It is characterized in that the one line is divided into a plurality of blocks to reduce the capacitance of each block.
【００１１】[0011]
【作用】したがって、本発明のタッチパネル装置によれ
ば、縦方向透明電極の間および／または横方向透明電極
の間に、入力操作時の人の指による押圧で隣接した他の
縦方向透明電極と横方向透明電極との接触を阻止するた
めのダミー透明電極が設けられ、また、このダミー透明
電極は、非接地であり、その一列を複数のブロックに分
割して、ブロック毎の静電容量を小さくしているため、
均一な表面透明度が得られるとともに、従来との接続の
互換性が得られ、且つ、人の指の入力操作時における隣
接電極の誤入力および電荷による誤動作を阻止できる。Therefore, according to the touch panel device of the present invention, between the vertical transparent electrodes and / or between the horizontal transparent electrodes, another vertical transparent electrode adjacent to the adjacent vertical transparent electrodes is pressed by the finger of the person during the input operation. A dummy transparent electrode is provided to prevent contact with the lateral transparent electrode, and this dummy transparent electrode is not grounded. Because it is small,
Uniform surface transparency can be obtained, compatibility with conventional connection can be obtained, and erroneous input of adjacent electrodes and erroneous operation due to electric charges at the time of input operation of a human finger can be prevented.
【００１２】[0012]
【実施例】以下、本発明のタッチパネル装置の実施例に
ついて図面をもとに説明する。Embodiments of the touch panel device of the present invention will be described below with reference to the drawings.
【００１３】図１は実施例の構成を示している。なお、
以下の文中、図１、図２にあって、従前の図３との同一
の構成要素には同一の符号を付した。FIG. 1 shows the configuration of the embodiment. In addition,
In the following text, in FIGS. 1 and 2, the same components as those of the previous FIG. 3 are designated by the same reference numerals.
【００１４】図１において、タッチパネル本体１には、
縦方向の入力操作を検出する縦方向透明電極２ａ、２
ｂ、２ｃ…２ｎと、横方向の入力操作を検出する横方向
透明電極３ａ、３ｂ、３ｃ…３ｎとが設けられている。
さらに、縦方向透明電極２ａ〜２ｎの間に誤入力操作を
阻止するためのダミー透明電極列４ａ、４ｂ…４ｎと、
コネクタ部５とが設けられている。さらに縦方向透明電
極２ａ〜２ｎおよび横方向透明電極３ａ〜３ｎとコネク
タ部５を接続するリード電極６と、コネクタ部５と接続
される制御部７とを有している。In FIG. 1, the touch panel body 1 has
Vertical transparent electrodes 2a, 2 for detecting vertical input operation
2n, and horizontal transparent electrodes 3a, 3b, 3c, ... 3n for detecting a horizontal input operation are provided.
Further, dummy transparent electrode rows 4a, 4b ... 4n for preventing an erroneous input operation between the vertical transparent electrodes 2a to 2n,
The connector part 5 is provided. Further, it has a lead electrode 6 connecting the vertical transparent electrodes 2a to 2n and the horizontal transparent electrodes 3a to 3n to the connector portion 5, and a control portion 7 connected to the connector portion 5.
【００１５】図２はＡ−Ａ線に係る構成を示している。
図２において、縦方向の入力操作を検出する縦方向透明
電極２ａ〜２ｎと、横方向の入力操作を検出する横方向
透明電極３ａ〜３ｎと、ダミー透明電極列４ａ〜４ｎと
がリード電極６でコネクタ部５と接続されている。FIG. 2 shows a configuration related to the line AA.
In FIG. 2, the vertical transparent electrodes 2a to 2n that detect an input operation in the vertical direction, the horizontal transparent electrodes 3a to 3n that detect an input operation in the horizontal direction, and the dummy transparent electrode rows 4a to 4n are the lead electrodes 6. And is connected to the connector section 5.
【００１６】そして、縦方向透明電極２ａ〜２ｎが蒸着
で形成されたガラス板８と、横方向透明電極３ａ〜３ｎ
を蒸着して形成し、人の指で押圧されて撓むディスプレ
イシート９とを有している。さらに縦方向透明電極２ａ
〜２ｎと横方向透明電極３ａ〜３ｎとを一定間隔で離間
させるためのドットスペーサ１０ａ、１０ｂ、１０ｃ、
１０ｄ、１０ｅ、１０ｆが設けられている。The glass plate 8 on which the vertical transparent electrodes 2a to 2n are formed by vapor deposition and the horizontal transparent electrodes 3a to 3n are formed.
And a display sheet 9 which is formed by vapor deposition and is bent by being pressed by a human finger. Further, the vertical transparent electrode 2a
˜2n and the lateral transparent electrodes 3a to 3n at regular intervals, dot spacers 10a, 10b, 10c,
10d, 10e, and 10f are provided.
【００１７】次に、この構成の動作および機能について
説明する。入力操作を行わない状態では、縦方向透明電
極２ａ〜２ｎと横方向透明電極３ａ〜３ｎはドットスペ
ーサ１０ａ〜１０ｆで離間しており、電流の通流はな
い。横方向透明電極３ａ〜３ｎの印加電圧は５ボルト
（Ｖ）であり、また制御部７によって縦方向透明電極２
ａ〜２ｎは接地されている。制御部７は横方向透明電極
３ａ〜３ｎの電圧を監視しており、入力操作による人の
指での押圧でディスプレイシート９が撓んで縦方向透明
電極２ａ〜２ｎと横方向透明電極３ａ〜３ｎが接触して
横方向透明電極３ａ〜３ｎのいずれかが制御部７を通じ
て接地される。このいずれかの接地により縦方向透明電
極２ａ〜２ｎの電圧を全て５ボルトに設定し、そして、
縦方向透明電極２ａから一つずつ接地する。そして、制
御部７は縦方向透明電極２ａ〜２ｎの接地毎に横方向透
明電極３ａ〜３ｎの電圧を確認する。横方向透明電極３
ａ〜３ｎのいずれかの電圧が接地されるまで縦方向透明
電極２ａ〜２ｎを順次接地する。この場合、縦方向透明
電極（２ａ〜２ｎ）のいずれかの接地と、横方向透明電
極３ａ〜３ｎのいずれかが接地されたかを制御部７で確
認することによって、人の指で押圧された入力位置を識
別する。Next, the operation and function of this configuration will be described. When no input operation is performed, the vertical transparent electrodes 2a to 2n and the horizontal transparent electrodes 3a to 3n are separated by the dot spacers 10a to 10f, and no current flows. The voltage applied to the horizontal transparent electrodes 3a to 3n is 5 V (V), and the vertical transparent electrode 2 is controlled by the controller 7.
a to 2n are grounded. The control unit 7 monitors the voltage of the horizontal transparent electrodes 3a to 3n, and the display sheet 9 is bent by pressing with a human finger by an input operation and the vertical transparent electrodes 2a to 2n and the horizontal transparent electrodes 3a to 3n. Are in contact with each other and any of the lateral transparent electrodes 3a to 3n is grounded through the controller 7. All of the voltages of the vertical transparent electrodes 2a to 2n are set to 5 volts by grounding, and
The vertical transparent electrodes 2a are grounded one by one. Then, the control unit 7 confirms the voltage of the horizontal transparent electrodes 3a to 3n every time the vertical transparent electrodes 2a to 2n are grounded. Lateral transparent electrode 3
The vertical transparent electrodes 2a to 2n are sequentially grounded until one of the voltages a to 3n is grounded. In this case, the controller 7 confirms whether any of the vertical transparent electrodes (2a to 2n) is grounded and any of the horizontal transparent electrodes 3a to 3n is grounded, so that the finger is pressed by a human finger. Identify the input position.
【００１８】この入力操作の際、縦方向透明電極２ａ〜
２ｎの端に人の指が触れた場合、ダミー電極列４ａ〜４
ｎが配置されているため、隣接する縦方向透明電極２ａ
〜２ｎに同時に触れなくなる。また、ダミー電極列４ａ
〜４ｎは制御部７に接続されておらず縦方向透明電極２
ａ〜２ｎとダミー電極列４ａ〜４ｂに同時に人の指が接
触した場合に、制御部７は縦方向透明電極２ａ〜２ｎに
対する入力操作の押圧が行われたとは判断せずに誤入力
が発生しないことになる。During this input operation, the vertical transparent electrodes 2a ...
When a human finger touches the edge of 2n, the dummy electrode rows 4a to 4
Since n is arranged, the adjacent vertical transparent electrodes 2a
No more touching ~ 2n at the same time. In addition, the dummy electrode row 4a
˜4n are not connected to the control unit 7 and are vertically transparent electrodes 2
When a human finger simultaneously contacts a to 2n and the dummy electrode rows 4a to 4b, the control unit 7 does not determine that the input operation is pressed on the vertical transparent electrodes 2a to 2n, and an erroneous input occurs. Will not do.
【００１９】ここで、ダミー透明電極列４ａ〜４ｎは、
接地されない浮き金属とになっており電位が不安定なた
め誤動作の原因となることが考えられる。そこでダミー
電極列４ａ〜４ｎを細かいブロックに区切りブロック毎
の静電容量を小さくして誤動作を阻止している。また、
ダミー透明電極列４ａ〜４ｎは、接地されない浮き金属
であり、制御部７等に接続されていない。このためリー
ド電極６と、コネクタ部５が従来のタッチパネル装置と
同様に構成にでき、互換できることになる。Here, the dummy transparent electrode arrays 4a to 4n are
It is a floating metal that is not grounded and the potential is unstable, which may cause a malfunction. Therefore, the dummy electrode arrays 4a to 4n are divided into fine blocks to reduce the electrostatic capacity of each block to prevent malfunction. Also,
The dummy transparent electrode arrays 4a to 4n are floating metals that are not grounded and are not connected to the control unit 7 or the like. For this reason, the lead electrode 6 and the connector portion 5 can be configured similarly to the conventional touch panel device and can be interchanged.
【００２０】さらに、縦方向透明電極２ａ〜２ｎと、ダ
ミー電極列４ａ〜４ｎとの間隔は狭くなっておりダミー
電極列４ａ〜４ｎは、隣接した電極間の隙間に沿って区
切られているため、透過度は略一定となる。Further, the distance between the vertical transparent electrodes 2a to 2n and the dummy electrode rows 4a to 4n is narrow, and the dummy electrode rows 4a to 4n are separated along the gap between the adjacent electrodes. , The transmittance is substantially constant.
【００２１】なお、この実施例では、縦方向透明電極２
ａ〜２ｎの間にダミー電極列４ａ〜４ｎを配置して説明
したが、横方向透明電極３ａ〜３ｎの間、あるいは両方
の間に設けても同様の作用、効果が得られる。In this embodiment, the vertical transparent electrode 2
Although the dummy electrode rows 4a to 4n are arranged between a to 2n, the same action and effect can be obtained by providing the dummy electrode rows 4a to 4n between the lateral transparent electrodes 3a to 3n or both.
【００２２】[0022]
【発明の効果】以上の説明から明らかなように、本発明
のタッチパネル装置は、縦方向透明電極の間および／ま
たは横方向透明電極の間に、入力操作時の人の指による
押圧で隣接した他の縦方向透明電極と横方向透明電極と
の接触を阻止するためのダミー透明電極が設けられ、ま
た、このダミー透明電極は、非接地であり、その一列を
複数のブロックに分割して、ブロック毎の静電容量を小
さくしているため、均一な表面透明度が得られるととも
に、従来との接続の互換性が得られ、且つ、人の指の入
力操作時における隣接電極の誤入力および電荷による誤
動作を阻止できるという効果を有する。As is apparent from the above description, in the touch panel device of the present invention, the vertical transparent electrodes and / or the horizontal transparent electrodes are adjacent to each other by pressing with a human finger during an input operation. A dummy transparent electrode is provided to prevent contact between another vertical transparent electrode and the horizontal transparent electrode, and this dummy transparent electrode is ungrounded, and one row thereof is divided into a plurality of blocks, Since the capacitance of each block is small, uniform surface transparency can be obtained, compatibility with conventional connection can be obtained, and erroneous input of adjacent electrodes and electric charge during input operation of a human finger. This has the effect of preventing malfunction due to
【図１】本発明のタッチパネル装置の実施例における構
成を示す正面図FIG. 1 is a front view showing a configuration of an embodiment of a touch panel device of the present invention.
【図２】図１におけるＡ−Ａ線に係る構成を示す断面図FIG. 2 is a cross-sectional view showing a configuration taken along line AA in FIG.
【図３】従来例のタッチパネル装置の構成を示す正面図FIG. 3 is a front view showing the configuration of a conventional touch panel device.
２ａ、２ｂ、２ｃ…２ｎ 縦方向透明電極 ３ａ、３ｂ、３ｃ…３ｎ 横方向透明電極 ４ａ、４ｂ…４ｎ ダミー透明電極列 ５ コネクタ部 ６ リード電極 ７ 制御部 ９ ディスプレイシート 2a, 2b, 2c ... 2n Vertical direction transparent electrodes 3a, 3b, 3c ... 3n Horizontal direction transparent electrodes 4a, 4b ... 4n Dummy transparent electrode row 5 Connector part 6 Lead electrode 7 Control part 9 Display sheet
Claims (2)
向透明電極と、横方向の入力操作を検出する複数の横方
向透明電極と、前記縦方向透明電極の間および／または
横方向透明電極の間に配置され、入力操作時の人の指に
よる押圧で隣接した他の前記縦方向透明電極と前記横方
向透明電極との接触を阻止するためのダミー透明電極
と、前記複数の縦方向透明電極と複数の横方向透明電極
とを接続する複数のリード線とを備えるタッチパネル装
置。1. A plurality of vertical transparent electrodes for detecting a vertical input operation, a plurality of horizontal transparent electrodes for detecting a horizontal input operation, and a space between the vertical transparent electrodes and / or a horizontal transparent electrode. A dummy transparent electrode disposed between the electrodes, for preventing contact between the adjacent horizontal transparent electrodes and the other vertical transparent electrodes that are pressed by a human finger during input operation, and the plurality of vertical transparent electrodes. A touch panel device comprising a plurality of lead wires connecting a transparent electrode and a plurality of lateral transparent electrodes.
一列を複数のブロックに分割して、ブロック毎の静電容
量を小さくしたことを特徴とする請求項１記載のタッチ
パネル装置。2. The touch panel device according to claim 1, wherein the dummy transparent electrode is ungrounded, and one row thereof is divided into a plurality of blocks to reduce the capacitance of each block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2348392A JPH05224818A (en) | 1992-02-10 | 1992-02-10 | Touch panel device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2348392A JPH05224818A (en) | 1992-02-10 | 1992-02-10 | Touch panel device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH05224818A true JPH05224818A (en) | 1993-09-03 |
Family
ID=12111777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2348392A Pending JPH05224818A (en) | 1992-02-10 | 1992-02-10 | Touch panel device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH05224818A (en) |
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