HEATER MODULE AND OPTICAL WAVEGUIDE MODULE - SUMITOMO ELECTRIC INDUSTRIES

Title:

HEATER MODULE AND OPTICAL WAVEGUIDE MODULE

Document Type and Number:

WIPO Patent Application WO/2001/055758

Kind Code:

A1

Abstract:

A heater module (30) for heating an optical waveguide element (2) comprises a ceramic heater (40), which includes a heating circuit energized electrically for generating heat and an AlN ceramic layer (44) deposited on the heating circuit (42).

Inventors:

HIROSE YOSHIYUKI (JP)
TOMIKAWA TADASHI (JP)
SAITO HIROHISA (JP)
TATOH NOBUYOSHI (JP)
NATSUHARA MASUHIRO (JP)
NAKATA HIROHIKO (JP)
SAITO MASAHIDE (JP)
FUJIMORI NAOJI (JP)

Application Number:

PCT/JP2001/000352

Publication Date:

August 02, 2001

Filing Date:

January 19, 2001

Export Citation:

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Assignee:

SUMITOMO ELECTRIC INDUSTRIES (JP)
HIROSE YOSHIYUKI (JP)
TOMIKAWA TADASHI (JP)
SAITO HIROHISA (JP)
TATOH NOBUYOSHI (JP)
NATSUHARA MASUHIRO (JP)
NAKATA HIROHIKO (JP)
SAITO MASAHIDE (JP)
FUJIMORI NAOJI (JP)

International Classes:

G02B6/12; G02B6/42; H05B3/10; H05B3/14; G02B6/30; (IPC1-7): G02B6/12; H05B3/10; H05B3/18; H05B3/20

Foreign References:

JPH10123340A	1998-05-15
JPH06283258A	1994-10-07
JPH04325462A	1992-11-13
JPH06295779A	1994-10-21
JPH1167426A	1999-03-09
JPH1184919A	1999-03-30
JPH1140895A	1999-02-12
JPH11281826A	1999-10-15
JPH11326658A	1999-11-26

Other References:

S. TAKASUGI ET AL., PROCEEDINGS OF THE GENERAL MEETING IN 1999, ELECTRONICS 1, THE INSTITUTE OF ELECTRONICS, INFORMATION AND COMMUNICATION ENGINEERS, March 1999 (1999-03-01), pages 275, C-3-121, XP002945023
See also references of EP 1258752A4

Attorney, Agent or Firm:

Hasegawa, Yoshiki (Okura-honkan 6-12 Ginza 2-chome Chuo-ku, Tokyo, JP)

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