(19)
(11) EP 1 297 618 A2

(12)

(88) Date of publication A3:
30.01.2003

(43) Date of publication:
02.04.2003 Bulletin 2003/14

(21) Application number: 01977965.1

(22) Date of filing: 16.05.2001
(51) International Patent Classification (IPC)7H03D 1/00
(86) International application number:
PCT/US0115/555
(87) International publication number:
WO 0108/9078 (22.11.2001 Gazette 2001/47)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 16.05.2000 US 204796 P
21.06.2000 US 213363 P
01.03.2001 US 272043 P

(71) Applicant: Parkervision, Inc.
Jacksonville, FL 32256 (US)

(72) Inventors:
  • SORRELLS, David, F.
    Middleburg, FL 32058 (US)
  • BULTMAN, Michael, J.
    Jacksonville, FL 32246 (US)
  • COOK, Robert, W.
    Switzerland, FL 32259 (US)
  • LOOKE, Richard, C.
    Jacksonville, FL 32223 (US)
  • MOSES, Charley, D., Jr.
    Jacksonville, FL 32217 (US)
  • RAWLINS, Gregory, S.
    Heathrow, FL 32746 (US)
  • RAWLINS, Michael, W.
    Lake Mary, FL 32746 (US)

(74) Representative: Cross, James Peter Archibald et al
R.G.C. Jenkins & Co.,26 Caxton Street
London SW1H 0RJ
London SW1H 0RJ (GB)

   


(54) APPARATUS, SYSTEM, AND METHOD FOR DOWN-CONVERTING AND UP-CONVERTING ELECTROMAGNETIC SIGNALS