JP2000200657A - Ground strip structure for flat cable - Google Patents
Ground strip structure for flat cableInfo
- Publication number
- JP2000200657A JP2000200657A JP144499A JP144499A JP2000200657A JP 2000200657 A JP2000200657 A JP 2000200657A JP 144499 A JP144499 A JP 144499A JP 144499 A JP144499 A JP 144499A JP 2000200657 A JP2000200657 A JP 2000200657A
- Authority
- JP
- Japan
- Prior art keywords
- flat cable
- connector
- pin
- gnd
- strip structure
- 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
Links
- 230000013011 mating Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
- Insulated Conductors (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、フラットケーブル
のグランドストリップ構造に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a flat strip ground strip structure.
【０００２】[0002]
【従来の技術】一般に、シングルエンドモードのＳＣＳ
Ｉインターフェース等において、フラットケーブルを使
用する場合、クロストークノイズ等を抑え、線路の安定
を計るために、フラットケーブル上で信号線とＧＮＤ線
が交互に並ぶようなピンアサイン（芯線やピンの割付）
となっている。2. Description of the Related Art Generally, a single-end mode SCS is used.
When a flat cable is used in an I interface, etc., pin assignment (assignment of core wires and pins) where signal lines and GND lines are alternately arranged on the flat cable to suppress crosstalk noise etc. and measure line stability )
It has become.
【０００３】[0003]
【発明が解決しようとする課題】このように信号線とＧ
ＮＤ線が交互に配置された場合、フラットケーブルの幅
方向の中間領域では、信号線がＧＮＤ線に挟まれたグラ
ンドストリップ構造をなし、安定した伝送特性が得られ
るが、信号線で始まる端部においては、グランドストリ
ップ構造が採れないため、部分的な特性の乱れを生じて
しまい、近年の更なる高速化に追従できないという欠点
がある。As described above, the signal line and the G
When the ND lines are arranged alternately, in the middle region in the width direction of the flat cable, the signal lines form a ground strip structure sandwiched between the GND lines, and stable transmission characteristics can be obtained. However, since a ground strip structure cannot be adopted, there is a drawback that partial disturbance of characteristics occurs, and it is not possible to follow a further increase in speed in recent years.
【０００４】本発明は、上記事情を考慮し、全部の信号
線に対してグランドストリップ構造をとることができ
て、部分的な特性の乱れを生じず、近年の高速化に追従
できるフラットケーブルのグランドストリップ構造を提
供することを目的とする。In view of the above circumstances, the present invention provides a flat cable which can take a ground strip structure for all signal lines, does not cause partial disturbance of characteristics, and can follow the recent high speed. It is an object to provide a ground strip structure.
【０００５】[0005]
【課題を解決するための手段】本発明のフラットケーブ
ルのグランドストリップ構造は、規定の偶数芯に１芯を
追加したフラットケーブルと、相手コネクタとの嵌合部
側に規定の偶数ピンが設けられると共に、フラットケー
ブル接続部側に前記偶数ピンと各々導通する偶数ピンに
加えて、コネクタ内のＧＮＤコンタクトと導通した１ピ
ンが追加された構成のコネクタとを用い、前記フラット
ケーブルの芯線を交互に信号線とＧＮＤ線が並んだ配列
として使用し、該フラットケーブルの芯線のうち信号線
より１本多いＧＮＤ線を、前記コネクタの追加した１本
のピンに接続したことを特徴とする。According to the ground strip structure of the flat cable of the present invention, a flat cable in which one core is added to a predetermined even core, and a predetermined even pin are provided on a fitting portion side with a mating connector. In addition, in addition to the even-numbered pins connected to the even-numbered pins on the side of the flat cable connection portion, a connector having a configuration in which one pin connected to the GND contact in the connector is added to alternately signal the core wire of the flat cable. The flat cable is used as an array in which the wires are arranged side by side, and among the core wires of the flat cable, one more GND wire than the signal wire is connected to one additional pin of the connector.
【０００６】[0006]
【発明の実施の形態】以下、本発明の実施形態を図面に
基づいて説明する。図１に実施形態のフラットケーブル
のグランドストリップ構造を示す。Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows a ground strip structure of the flat cable according to the embodiment.
【０００７】まず、フラットケーブル１０は、本来の規
定偶数芯数ｎ（ｎ＝０、２、・・・）に対して１芯が追
加されて、全芯数がｎ＋１に設定されている。このフラ
ットケーブル１０のピンアサイン（芯線の割付）は、図
３に示すように、両端の芯線を含めて奇数番目（ｎ＋１
番目）の芯線がＧＮＤ線Ｇ、偶数番目（ｎ番目）の芯線
が信号線Ｓとして使用され、全部の信号線Ｓが、両側を
ＧＮＤ線に挟まれたグランドストリップ構造となってい
る。First, in the flat cable 10, one core is added to the originally specified even number n (n = 0, 2,...), And the total number of cores is set to n + 1. As shown in FIG. 3, the pin assignment (assignment of the core wire) of the flat cable 10 is an odd number (n + 1) including the core wires at both ends.
The (th) core wire is used as a GND line G, and the even-numbered (n-th) core wire is used as a signal line S, and all the signal lines S have a ground strip structure sandwiched between GND lines on both sides.
【０００８】一方、コネクタ２０は、相手コネクタ嵌合
部２０Ａ側に規定の偶数ｎのピンが設けられると共に、
フラットケーブル接続部２０Ｂ側に、図１（ｂ）に示す
ように、前記ｎ個の嵌合部側の偶数ピンと各々導通する
ｎ個の偶数ピンに加えて、コネクタ内のＧＮＤコンタク
ト（ＧＮＤ用接点）２１と導通した１ピン（ｎ＋１番目
のピン）が追加された構成となっている。図１（ｂ）で
は、奇数番目のピン（ＧＮＤ線を圧接接続するもの）に
対応した圧接端子２２が示され、ｎ＋１番目の圧接端子
２２がｎ−１番目の圧接端子２２と一体に形成された上
で、ＧＮＤコンタクト２１に導通されている。On the other hand, the connector 20 is provided with a predetermined even number n of pins on the mating connector fitting portion 20A side,
As shown in FIG. 1 (b), in addition to the n even-numbered pins that are electrically connected to the n-numbered even-numbered pins on the side of the flat cable connection portion 20B, a GND contact (a contact for GND) in the connector is provided. ) 21 and an additional pin (the (n + 1) th pin) is added. FIG. 1B shows the press contact terminals 22 corresponding to the odd-numbered pins (for press-connecting the GND lines), and the (n + 1) th press contact terminal 22 is formed integrally with the (n−1) th press contact terminal 22. In addition, it is electrically connected to the GND contact 21.
【０００９】ここで、コネクタ２０のピンアサインは、
２列の偶数ピン配列となっており、図２に示すように、
上側のピン列に奇数番が付され、下側のピン列に偶数番
が付されている。従って、上側のピンがＧＮＤ線Ｇに接
続され、下側のピンが信号線Ｓに接続される。Here, the pin assignment of the connector 20 is as follows.
It has a two-row even-numbered pin arrangement, and as shown in FIG.
Odd numbers are assigned to the upper pin rows, and even numbers are assigned to the lower pin rows. Therefore, the upper pin is connected to the GND line G, and the lower pin is connected to the signal line S.
【００１０】このような構成のコネクタ２０に対して、
フラットケーブル１０が接続されている。この場合、フ
ラットケーブル１０では信号線ＳとＧＮＤ線Ｇが交互に
並んでおり、ＧＮＤ線Ｇがコネクタ２０のフラットケー
ブル接続部２０Ｂ側の奇数番目のピンに接続されてい
る。従って、フラットケーブルの芯線のうち信号線Ｓよ
り１本多いＧＮＤ線Ｇは、コネクタ２０に新たに追加し
たｎ＋１番目のピンに接続され、グランドと導通され
る。With respect to the connector 20 having such a configuration,
The flat cable 10 is connected. In this case, in the flat cable 10, the signal lines S and the GND lines G are alternately arranged, and the GND lines G are connected to the odd-numbered pins of the connector 20 on the side of the flat cable connection portion 20B. Therefore, among the core wires of the flat cable, the GND line G which is one more than the signal line S is connected to the (n + 1) th pin newly added to the connector 20, and is electrically connected to the ground.
【００１１】このように、１〜ｎピンまでは従来と変わ
らないが、フラットケーブル１０部分においては、図３
に示すように、新たに加えられたｎ＋１番目の芯線によ
って全ての信号線Ｓが確実にＧＮＤ線Ｇによってストリ
ップ構造とされる。As described above, although the number of pins 1 to n is not different from the conventional one, in the flat cable 10 portion, the structure shown in FIG.
As shown in (1), all the signal lines S are reliably formed into a strip structure by the GND line G by the newly added (n + 1) th core line.
【００１２】[0012]
【発明の効果】以上説明したように、本発明によれば、
コネクタの嵌合部の構造に影響を与えることなく、フラ
ットケーブル部分の全ての信号線に対してグランドスト
リップ構造をとることができるので、良好な伝送特性が
得られるようになる。As described above, according to the present invention,
Since the ground strip structure can be used for all signal lines in the flat cable portion without affecting the structure of the fitting portion of the connector, good transmission characteristics can be obtained.
【図１】 本発明の実施形態の構成図で、（ａ）はフラ
ットケーブルとコネクタの関係を示す斜視図、（ｂ）は
図１（ａ）のＡ−Ａ矢視断面の部分図である。FIGS. 1A and 1B are configuration diagrams of an embodiment of the present invention, in which FIG. 1A is a perspective view showing the relationship between a flat cable and a connector, and FIG. 1B is a partial view taken along the line AA in FIG. .
【図２】 前記コネクタのピンアサインを示す図であ
る。FIG. 2 is a view showing a pin assignment of the connector.
【図３】 フラットケーブルのピンアサインを示す図で
ある。FIG. 3 is a diagram showing pin assignment of a flat cable.
１０ フラットケーブル ２０ コネクタ ２０Ａ 相手コネクタ嵌合部 ２０Ｂ フラットケーブル接続部 ２１ ＧＮＤコンタクト 10 Flat cable 20 Connector 20A Mating connector fitting part 20B Flat cable connection part 21 GND contact
Claims (1)
ケーブルと、相手コネクタとの嵌合部側に規定の偶数ピ
ンが設けられると共に、フラットケーブル接続部側に前
記偶数ピンと各々導通する偶数ピンに加えて、コネクタ
内のＧＮＤコンタクトと導通した１ピンが追加された構
成のコネクタとを用い、 前記フラットケーブルの芯線を交互に信号線とＧＮＤ線
が並んだ配列として使用し、該フラットケーブルの芯線
のうち信号線より１本多いＧＮＤ線を、前記コネクタの
追加した１本のピンに接続したことを特徴とするフラッ
トケーブルのグランドストリップ構造。1. A flat cable in which one core is added to a predetermined even core, a predetermined even pin is provided on a fitting portion side of a mating connector, and an even number which is electrically connected to the even pin on a flat cable connection portion side. In addition to the pins, a connector having a configuration in which one pin is electrically connected to a GND contact in the connector is used, and the flat cable uses a core wire of the flat cable as an array in which signal lines and GND lines are alternately arranged. A ground strip structure for a flat cable, wherein one more GND wire than the signal wire is connected to one additional pin of the connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP144499A JP2993503B1 (en) | 1999-01-06 | 1999-01-06 | Ground strip structure of flat cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP144499A JP2993503B1 (en) | 1999-01-06 | 1999-01-06 | Ground strip structure of flat cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2993503B1 JP2993503B1 (en) | 1999-12-20 |
| JP2000200657A true JP2000200657A (en) | 2000-07-18 |
Family
ID=11501620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP144499A Expired - Fee Related JP2993503B1 (en) | 1999-01-06 | 1999-01-06 | Ground strip structure of flat cable |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2993503B1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2382949A (en) * | 2001-12-04 | 2003-06-11 | Samsung Electronics Co Ltd | Reducing echoes and noise caused by cross talk in a telephone handset connecting cord |
| JP2007111083A (en) * | 2005-10-18 | 2007-05-10 | Aruze Corp | Game machine |
| JP2008027280A (en) * | 2006-07-24 | 2008-02-07 | Yokogawa Electric Corp | Signal transmission circuit |
| CN104934755A (en) * | 2014-03-20 | 2015-09-23 | Smk株式会社 | Plug connector and socket connector |
-
1999
- 1999-01-06 JP JP144499A patent/JP2993503B1/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2382949A (en) * | 2001-12-04 | 2003-06-11 | Samsung Electronics Co Ltd | Reducing echoes and noise caused by cross talk in a telephone handset connecting cord |
| GB2382949B (en) * | 2001-12-04 | 2004-09-29 | Samsung Electronics Co Ltd | Apparatus for reducing echoes and noises in telephone equipment |
| US6934383B2 (en) | 2001-12-04 | 2005-08-23 | Samsung Electronics Co., Ltd. | Apparatus for reducing echoes and noises in telephone |
| JP2007111083A (en) * | 2005-10-18 | 2007-05-10 | Aruze Corp | Game machine |
| JP2008027280A (en) * | 2006-07-24 | 2008-02-07 | Yokogawa Electric Corp | Signal transmission circuit |
| CN104934755A (en) * | 2014-03-20 | 2015-09-23 | Smk株式会社 | Plug connector and socket connector |
| JP2015185205A (en) * | 2014-03-20 | 2015-10-22 | Smk株式会社 | Plug connector and receptacle connector |
| CN104934755B (en) * | 2014-03-20 | 2017-09-05 | Smk株式会社 | Plug Connectors and Socket Connectors |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2993503B1 (en) | 1999-12-20 |
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