| (84) |
Designated Contracting States: |
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AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU NL PT SE TR |
| (30) |
Priority: |
11.06.2001 US 878605
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| (43) |
Date of publication of application: |
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10.03.2004 Bulletin 2004/11 |
| (60) |
Divisional application: |
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09162231.6 / 2091076 |
| (73) |
Proprietor: International Business Machines Corporation |
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Armonk, NY 10504 (US) |
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| (72) |
Inventors: |
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- COOLBAUGH, Douglas, D.
Essex Junction, VT 04552 (US)
- SCHONENBERG, Kathryn, T.
New Fairfield, CT 06812 (US)
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| (74) |
Representative: Bell, Mark et al |
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Compagnie IBM France
Département de Propriété Intellectuelle
Le Plan du Bois 06610 La Gaude 06610 La Gaude (FR) |
| (56) |
References cited: :
WO-A-98/26457 FR-A- 2 799 049 US-A- 5 441 901
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WO-A-02/061820 FR-A- 2 813 707
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- OSTEN H J ET AL: "Carbon doped SiGe heterojunction bipolar transistors for high frequency
applications" BIPOLAR/BICMOS CIRCUITS AND TECHNOLOGY MEETING, 1999. PROCEEDINGS OF
THE 1999 MINNEAPOLIS, MN, USA 26-28 SEPT. 1999, PISCATAWAY, NJ, USA,IEEE, US, 26 September
1999 (1999-09-26), pages 109-116, XP010359498 ISBN: 0-7803-5712-4 cited in the application
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