(19)
(11) EP 1 167 993 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
07.06.2006 Bulletin 2006/23

(45) Mention of the grant of the patent:
26.04.2006 Bulletin 2006/17

(21) Application number: 00117306.1

(22) Date of filing: 18.08.2000
(51) International Patent Classification (IPC): 
G01S 5/10(2006.01)
G01S 1/02(2006.01)
 G01S 1/04(2006.01)

(54)

A method for measuring distance and position using spread spectrum signals, and an equipment using the method

Verfahren und Vorrichtung zur Abstandmessung und Ortung mittels Bandspreizsignalen

Procédé et dispositif pour la localisation et la détermination de la distance utilisant des signaux à étalement de spectre

(84) Designated Contracting States:
DE FR GB

(30) Priority: 27.06.2000 JP 2000197863

(43) Date of publication of application:
02.01.2002 Bulletin 2002/01

(73) Proprietor: Hitachi, Ltd.
Tokyo 100-8280 (JP)

(72) Inventors:
  • Tsunehara Katsuhiko
    Kokubunji-shi, Tokyo (JP)
  • Doi Nobukazu
    Tokyo (JP)
  • Kuwahara Mikio
    Kokubunji-shi, Tokyo (JP)
  • Ishifuji Tomoaki
    Tokyo (JP)

(74) Representative: Beetz & Partner 
Steinsdorfstrasse 10
80538 München
80538 München (DE)


(56) References cited: : 
EP-A- 0 913 702
US-A- 5 945 948
 US-A- 5 692 008
US-A- 6 047 017
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).