Title:
【発明の名称】対撚りケーブル
Document Type and Number:
Japanese Patent JP2002510138
Kind Code:
A
Abstract:
A twisted pair cable which is exceptionally suitable for high frequency signal transmission. One embodiment provides a twisted pair cable having two conductors with a foamed dielectric surrounding each conductor, and having a center-to-center conductor spacing at any point along a 1000 ft. cable that varies ±0.03 times the average of the center-to-center conductor. Another embodiment provides a twisted pair cable having two conductors with a foamed dielectric surrounding each conductor, and having an impedance of 90 to 110 ohms with a tolerance of ±5% of an average impedance. The preferred twisted pair cable has their dielectrics joined along the entire length thereof.
Inventors:
Thomas Jay Seekerka
Robert Dee Kenny
Robert Dee Kenny
Application Number:
JP2000541692A
Publication Date:
April 02, 2002
Filing Date:
March 26, 1999
Export Citation:
Assignee:
Belden Wire and Cable Company
International Classes:
H01B7/02; C08L23/10; H01B3/44; H01B7/295; H01B11/00; H01B11/02; C08L23/08; C08L27/12; (IPC1-7): H01B11/02; H01B7/02
Domestic Patent References:
| JPH0850820A | 1996-02-20 | |||
| JPH08507900A | 1996-08-20 |
Attorney, Agent or Firm:
Tadao Hirata