WO2020213839A1 - Câble plat flexible ayant un fil conducteur d'alimentation électrique - Google Patents

Câble plat flexible ayant un fil conducteur d'alimentation électrique Download PDF

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Publication number
WO2020213839A1
WO2020213839A1 PCT/KR2020/003617 KR2020003617W WO2020213839A1 WO 2020213839 A1 WO2020213839 A1 WO 2020213839A1 KR 2020003617 W KR2020003617 W KR 2020003617W WO 2020213839 A1 WO2020213839 A1 WO 2020213839A1
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WO
WIPO (PCT)
Prior art keywords
power
data
line
data line
width
Prior art date
Application number
PCT/KR2020/003617
Other languages
English (en)
Korean (ko)
Inventor
윤상보
Original Assignee
윤상보
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 윤상보 filed Critical 윤상보
Publication of WO2020213839A1 publication Critical patent/WO2020213839A1/fr

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/08—Flat or ribbon cables
    • H01B7/0838—Parallel wires, sandwiched between two insulating layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/08—Flat or ribbon cables

Definitions

  • the present invention relates to a flexible flat cable, and more particularly, to a flexible flat cable provided with a power supply wire.
  • a flexible flat cable is a long-axis product in which a plurality of conductors having a rectangular cross section are arranged at regular pitch intervals in the width direction and wrapped with resin on both sides.
  • This flexible flat cable has a structure in which a plurality of conductor data lines are arranged at regular pitch intervals and are arranged side by side along the length direction.
  • a data line is used as a power line to supply power.
  • the width of the conductor gradually decreases in order to make the width of the flexible flat cable smaller.
  • the power supplied to the receiving end using the data line becomes insufficient.
  • An object of the present invention for solving the conventional problems as described above is divided into a data line area in which a plurality of data lines for transmitting data are arranged and a power line area in which a power line for transmitting power is arranged.
  • the data lines arranged in the area are separated from each other with a separate area at a certain interval, and are arranged at a pitch of 0.4mm, so that sufficient power can be supplied without using a part of the data line as a power line, and the width of the flexible flat cable It is to provide a flexible flat cable with a power supply wire that does not need to be widened.
  • a data line area in which a plurality of data lines for transmitting data are arranged and a power line area in which a power line for transmitting power is arranged are divided in the width direction.
  • the data line area includes a plurality of data lines, and a separation gap is formed between the data line and the data line, and the data lines are arranged at a pitch interval of 0.4 mm, and the width of the data line and the width of the separation gap at the pitch interval Is in the ratio of 1:1 to 4:1;
  • the power line area occupies 15% to 30% of the total width of the flexible flat cable, and the width of the power line is 2 to 12 times the width of the data line, and the separation gap between the power line and the power line is the data line and the data line. It is characterized in that it is about 2 to 5 times greater than the separation gap between.
  • the power line area may be disposed on both sides of the data line area, respectively.
  • the power line area and the data line area are sufficiently separated from the distance between the data lines so that the data lines are not affected by the power lines.
  • the power line area is disposed within the data line, the data line is not affected by the power line by sufficiently spaced apart from the distance between the data lines on both sides of the power line area.
  • the flexible flat cable provided with the power supply wire according to the present invention can supply sufficient power without using a part of each data line as a power line, so all data lines can be used only for data transmission, so that the data line is Compared to the case of using as a power line, there is an effect that the width of the entire flexible flat cable can be reduced as much as the separated area between the data line and the data line.
  • FIG. 1 shows a flexible flat cable according to the present invention.
  • FIG. 2 is a cross-sectional view taken along line II-II in FIG. 1.
  • 3 is a diagram showing an arrangement of power lines and data lines.
  • FIG. 4 is a partial perspective view of part IV in FIG. 1.
  • FIG. 5 is a plan view of FIG. 4.
  • the flexible flat cable 10 is a long axis that is narrow in the width direction and long in the right angle direction of the width, and as shown in FIG. 2, the metal conductor 14 A reinforcing plate 18 made of resin is attached under the lower resin 16 in a form that is attached and wrapped with (12, 16), and a part of the corner of the upper resin 12 is cut into the exposed part 15 The metal conductor 14 is exposed to form a contact part.
  • a power line area in which power lines are disposed in both longitudinal directions of the flexible flat cable 10 is located, and a data line area is located between the power line area and the power line area.
  • the data line area includes a plurality of data lines 161, and a separation gap 162 is formed between the data line 161 and the data line 161. Approximately 64 to 100 data lines 161 are disposed in the data line area with a pitch interval of 0.4 mm.
  • the width of the data line 161 and the width of the separation gap 162 at the pitch interval are in a ratio of 1:1 to 4:1.
  • the power line area is disposed on both sides of the data line area, respectively.
  • the power line area occupies 15% to 30% based on the total width of the flexible flat cable, and the power line area includes at least two power lines 121, and a separation gap 122 between the power lines 121 Is formed.
  • the width of the power line 121 is 2 to 12 times the width of the data line 161.
  • the separation gap 122 between the power line and the power line is about 2 to 5 times greater than the separation gap 162 between the data line and the data line.
  • the width of the power line 121 is approximately 2 to 12 times the width of the data line 161, power can be sufficiently supplied from the transmitting end to the receiving end.
  • the separation distance between the power line 121 and the adjacent data line 161 is separated by about 5 times the separation gap 162 between the data line 161 and the data line 161, It can prevent electromagnetic coupling of data lines.
  • At least one of the power lines 121 is used as a ground line.
  • the cross-sectional area of the power line 121 is larger than that of the data line 121, even if the number of data lines is increased, sufficient power can be supplied to the receiving end without using the data line as a power supply line.
  • the width of the separated portion between the data lines can be reduced compared to using the data line as a power supply line. Furthermore, even if the width is not reduced, all of them can be used as data lines, thus increasing the number of data lines.
  • the flexible flat cable according to the present invention has the effect of sufficiently supplying power to the receiving end even if the data line is increased by reducing the width of the data line.

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  • Insulated Conductors (AREA)

Abstract

La présente invention concerne un câble plat flexible ayant un fil conducteur d'alimentation électrique, et est caractérisé en ce qu'une zone de ligne de données dans laquelle une pluralité de lignes de données pour transmettre des données est agencée et une zone de ligne d'alimentation dans laquelle des lignes d'alimentation pour transmettre de l'énergie sont agencées sont divisées selon une direction de largeur, la zone de ligne de données comprend la pluralité de lignes de données, un espace de séparation est formé entre une ligne de données et une ligne de données, les lignes de données sont agencées à des intervalles de pas de 0,4 mm, le rapport de la largeur de la ligne de données à la largeur de l'espace de séparation est de 1 : 1 à 4 : 1 dans l'intervalle de pas, la zone de ligne d'alimentation occupe 15 % à 30 % de toute la largeur du câble plat flexible, la largeur de la ligne électrique est de 2 à 12 fois la largeur de la ligne de données, et l'espace de séparation entre une ligne électrique et une ligne électrique est d'environ 2 à 5 fois l'espace de séparation entre une ligne de données et une ligne de données.
PCT/KR2020/003617 2019-04-18 2020-03-17 Câble plat flexible ayant un fil conducteur d'alimentation électrique WO2020213839A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2019-0045565 2019-04-18
KR20190045565 2019-04-18

Publications (1)

Publication Number Publication Date
WO2020213839A1 true WO2020213839A1 (fr) 2020-10-22

Family

ID=72837390

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2020/003617 WO2020213839A1 (fr) 2019-04-18 2020-03-17 Câble plat flexible ayant un fil conducteur d'alimentation électrique

Country Status (2)

Country Link
KR (1) KR20200123007A (fr)
WO (1) WO2020213839A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150327368A1 (en) * 2014-05-07 2015-11-12 Advanced Flexible Circuits Co., Ltd. Interconnecting conduction structure for electrically connecting conductive traces of flexible circuit boards
US20170125137A1 (en) * 2015-11-04 2017-05-04 Energy Full Electronics Co., Ltd. Flex flat cable structure and flex flat cable electrical connector fix structure
US20170213622A1 (en) * 2010-08-31 2017-07-27 3M Innovative Properties Company Shielded electrical cable
US20180068761A1 (en) * 2016-09-06 2018-03-08 Energy Full Electronics Co., Ltd Flex Flat Cable Structure and Electrical Connector Fix structure Thereof
US20180166814A1 (en) * 2016-12-12 2018-06-14 Energy Full Electronics Co., Ltd. Flex Flat Cable Structure and Fixing Structure of Cable Connector and Flex Flat Cable

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170213622A1 (en) * 2010-08-31 2017-07-27 3M Innovative Properties Company Shielded electrical cable
US20150327368A1 (en) * 2014-05-07 2015-11-12 Advanced Flexible Circuits Co., Ltd. Interconnecting conduction structure for electrically connecting conductive traces of flexible circuit boards
US20170125137A1 (en) * 2015-11-04 2017-05-04 Energy Full Electronics Co., Ltd. Flex flat cable structure and flex flat cable electrical connector fix structure
US20180068761A1 (en) * 2016-09-06 2018-03-08 Energy Full Electronics Co., Ltd Flex Flat Cable Structure and Electrical Connector Fix structure Thereof
US20180166814A1 (en) * 2016-12-12 2018-06-14 Energy Full Electronics Co., Ltd. Flex Flat Cable Structure and Fixing Structure of Cable Connector and Flex Flat Cable

Also Published As

Publication number Publication date
KR20200123007A (ko) 2020-10-28

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