(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