Title:
DIELECTRIC FILM CAPACITOR
Document Type and Number:
Japanese Patent JP3045419
Kind Code:
B2
Abstract:
PURPOSE: To enable a capacitor different in coercive resistant electric field of a ferroelectric film or capacity to be made in a short time according to the request of a user, and enable even the ferroelectric film capacitor high in coercive electric field to be manufactured easily.
CONSTITUTION: A ferroelectric film capacitor can be made to have desired properties merely by forming a plurality of capacitor units A and B made of unit capacitors consisting of dielectric films made on lower electrodes films and upper electrode films and connecting at least two capacitor units A and B electrically.
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Inventors:
Katsumi Samejima
Teruo Shiba
Teruo Shiba
Application Number:
JP29309391A
Publication Date:
May 29, 2000
Filing Date:
November 08, 1991
Export Citation:
Assignee:
ROHM Co., Ltd.
International Classes:
H01G4/06; H01G4/38; H01G7/06; H01L21/02; H01L21/822; H01G4/33; H01L27/04; H01L29/92; (IPC1-7): H01G4/38; H01G4/33; H01G7/06; H01L21/822; H01L27/04
Domestic Patent References:
| JP57178353A | ||||
| JP5750460A | ||||
| JP349531B1 |
Attorney, Agent or Firm:
Sui Kawamura (2 outside)