(19)
(11)
EP 0 169 900 A1
(12)
(43)
Date of publication:
05.02.1986
Bulletin 1986/06
(21)
Application number:
85901176.0
(22)
Date of filing:
01.02.1985
(51)
International Patent Classification (IPC):
H04B
14/
00
( . )
(86)
International application number:
PCT/US1985/000165
(87)
International publication number:
WO 1985/003609
(
15.08.1985
Gazette 1985/18)
(84)
Designated Contracting States:
AT BE CH DE FR GB LI LU NL SE
(30)
Priority:
01.02.1984
US 19840575906
29.05.1984
US 19840614682
(71)
Applicant:
WEBB, Leon C.
Longmont, CO 80501 (US)
(72)
Inventor:
WEBB, Leon C.
Longmont, CO 80501 (US)
(54)
ZERO CROSSING SWITCHING MODULATION SYSTEMS AND METHODS