(19)

(11)

EP 0 151 639 A1

(12)

(43) Date of publication: 21.08.1985 Bulletin 1985/34 (21) Application number: 84903304.0 (22) Date of filing: 30.07.1984

(51) International Patent Classification (IPC):  H05H 9/ 00( . ) H05H 7/ 02( . ) (86) International application number: PCT/US1984/001190 (87) International publication number: WO 1985/000951 (28.02.1985 Gazette 1985/05)

(84) Designated Contracting States: AT BE CH DE GB LI LU NL SE (30) Priority: 09.08.1983 US 19830521522 (71) Applicant: HAIMSON RESEARCH CORPORATION Palo Alto, CA 94303 (US)	(72) Inventor: HAIMSON, Jacob Mountain View, CA 94040 (US) (74) Representative: Waxweiler, Jean, et al  Dennemeyer & Associates Sàrl P.O. Box 1502 L-1015 Luxembourg L-1015 Luxembourg (LU)