Title:
CIRCUIT BOARD
Document Type and Number:
Japanese Patent JPH06164087
Kind Code:
A
Abstract:
PURPOSE: To provide an electronic board in which no fine defect occurs and a large area ground layer effective in noise reduction is formed.
CONSTITUTION: An insulator 1 is formed on a metallic board 2 and an inter- layer connection hole 4 is provided through the insulator 1, and a conductor 5 is deposited on the insulator 1, thereby providing electrical continuity between the metallic board 2 and the conductor 5 through the inter-layer connection hole 4.
Inventors:
TAJIRI KEISUKE
KURODA YOSHIKATSU
ISHIDA NAOKI
KURODA YOSHIKATSU
ISHIDA NAOKI
Application Number:
JP30668192A
Publication Date:
June 10, 1994
Filing Date:
November 17, 1992
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
H05K1/05; (IPC1-7): H05K1/05
Attorney, Agent or Firm:
Toshiro Mitsuishi (1 person outside)