JP2993503B1 - Ground strip structure of flat cable - Google Patents

Ground strip structure of flat cable

Info

Publication number
JP2993503B1
JP2993503B1 JP144499A JP144499A JP2993503B1 JP 2993503 B1 JP2993503 B1 JP 2993503B1 JP 144499 A JP144499 A JP 144499A JP 144499 A JP144499 A JP 144499A JP 2993503 B1 JP2993503 B1 JP 2993503B1
Authority
JP
Japan
Prior art keywords
flat cable
connector
pin
gnd
core
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.)
Expired - Fee Related
Application number
JP144499A
Other languages
Japanese (ja)
Other versions
JP2000200657A (en
Inventor
芳克 岡田
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.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
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
Application filed by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP144499A priority Critical patent/JP2993503B1/en
Application granted granted Critical
Publication of JP2993503B1 publication Critical patent/JP2993503B1/en
Publication of JP2000200657A publication Critical patent/JP2000200657A/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Abstract

【要約】 【課題】 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。 【解決手段】 規定の偶数芯に1芯を追加したフラット
ケーブル10と、相手コネクタとの嵌合部20A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20B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21と導通した
1ピン(n+1ピン)が追加された構成のコネクタ20
とを用い、フラットケーブル10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。
Abstract: PROBLEM TO BE SOLVED: To be able to take a ground strip structure for all signal lines without causing partial disturbance of characteristics.
Provided is a ground strip structure of a flat cable that can follow a recent increase in speed. SOLUTION: A flat cable 10 in which one core is added to a predetermined even core, a predetermined even pin is provided on a fitting portion 20A side of a mating connector, and the flat cable 10 is electrically connected to the even pin on a flat cable connecting portion 20B side. Connector 20 having a configuration in which one pin (n + 1 pin) electrically connected to the GND contact 21 in the connector is added to the even-numbered pins to be connected.
Using the core wires of the flat cable 10 as an array in which signal lines and GND lines are alternately arranged, and among the core wires of the flat cable, one more GND line than the signal line is connected to one of the added connectors of the connector. Connected to pins.

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【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 flat cable connecting portion 20B side, a GND contact (a contact for GND) in the connector is provided. ) 21 and one pin (the (n + 1) th pin) electrically connected to 21 is added. FIG. 1B shows the press-contact terminals 22 corresponding to the odd-numbered pins (for press-connecting 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, 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 adopted 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.

【図面の簡単な説明】[Brief description of the drawings]

【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.

【符号の説明】[Explanation of symbols]

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

───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.6,DB名) H01R 13/56 - 13/72 H01B 7/08 H01R 23/00 - 23/72 G06F 3/00 ──────────────────────────────────────────────────続 き Continued on the front page (58) Fields surveyed (Int. Cl. 6 , DB name) H01R 13/56-13/72 H01B 7/08 H01R 23/00-23/72 G06F 3/00

Claims (1)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】 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 electrically connected to a GND contact in the connector is added, and the core wire of the flat cable is used 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 a signal wire among the core wires is connected to one additional pin of the connector.
JP144499A 1999-01-06 1999-01-06 Ground strip structure of flat cable Expired - Fee Related JP2993503B1 (en)

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 true JP2993503B1 (en) 1999-12-20
JP2000200657A 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)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100459565B1 (en) 2001-12-04 2004-12-03 삼성전자주식회사 Device for reducing echo and noise in phone
JP2007111083A (en) * 2005-10-18 2007-05-10 Aruze Corp Game machine
JP5099403B2 (en) * 2006-07-24 2012-12-19 横河電機株式会社 Signal transmission circuit
JP5939270B2 (en) * 2014-03-20 2016-06-22 Smk株式会社 Plug connector and receptacle connector

Also Published As

Publication number Publication date
JP2000200657A (en) 2000-07-18

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