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(11)

EP 0 235 264 A1

(12)

(43) Date of publication: 09.09.1987 Bulletin 1987/37 (21) Application number: 86905578.0 (22) Date of filing: 25.08.1986

(51) International Patent Classification (IPC):  H03H 17/ 02( . ) H03D 3/ 00( . ) H04B 14/ 04( . ) H03D 1/ 22( . ) H04B 1/ 26( . ) (86) International application number: PCT/US1986/001764 (87) International publication number: WO 1987/001531 (12.03.1987 Gazette 1987/06)

(84) Designated Contracting States: DE FR GB IT NL SE (30) Priority: 03.09.1985 US 19850771736 (71) Applicant: MOTOROLA, INC. Schaumburg, IL 60196 (US)

(72) Inventors: JANC, Robert, Vincent Palos Heights, IL 60463 (US) JASPER, Steven, Charles Hoffman Estates, IL 60195 (US) LONGLEY, Lester, Anderson Chicago, IL 60611 (US) LAMBERT, Katherine, Helen Schaumburg, Il 60195 (US) TURNEY, William, Joseph Schaumburg, IL 60193 (US) LILLIE, Ross, James Schaumburg, IL 60195 (US) (74) Representative: Ibbotson, Harold, et al  Motorola European Intellectual Property Midpoint Alencon Link Basingstoke Hampshire RG21 1PL Basingstoke Hampshire RG21 1PL (GB)