Global Patent Index - EP 1360823 A4

EP 1360823 A4 20051130 - LINE PROBE SIGNAL AND METHOD OF USE

Title (en)

LINE PROBE SIGNAL AND METHOD OF USE

Title (de)

LEITUNGSSONDIERUNGSSIGNAL UND BENUTZUNGSVERFAHREN

Title (fr)

SIGNAL DE TEST DE LIGNE ET PROCEDE D'UTILISATION

Publication

EP 1360823 A4 20051130 (EN)

Application

EP 02720803 A 20020115

Priority

  • US 0201326 W 20020115
  • US 76509101 A 20010116
  • US 76416701 A 20010116

Abstract (en)

[origin: WO02063857A1] The method and apparatus provide an improved signal for line probing. In various embodiments the signal comprises a periodic sequence (504, 508) having good autocorrelation characteristics. The periodic sequence provides a faster and more accurate evaluation of the channel (512, 516, 520).

IPC 1-7

H04M 1/24; H04M 3/30

IPC 8 full level

H04L 1/00 (2006.01); H04L 5/02 (2006.01); H04L 5/14 (2006.01); H04M 1/24 (2006.01)

CPC (source: EP)

H04L 1/0002 (2013.01); H04L 5/023 (2013.01); H04L 5/1446 (2013.01); H04M 1/24 (2013.01); H04M 3/306 (2013.01)

Citation (search report)

  • No further relevant documents disclosed
  • See references of WO 02063857A1

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

WO 02063857 A1 20020815; EP 1360823 A1 20031112; EP 1360823 A4 20051130

DOCDB simple family (application)

US 0201326 W 20020115; EP 02720803 A 20020115