Patent · US Expired

Access method in communications systems with different service feature classes, and a corresponding communications system

US7113777B2 · kind B2 · utility

2Cited by

6References

21Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Michael Farber · Wolfratshausen, DE
Jean-Michel Traynard · Hersbruck, DE

Key dates

Filing date	Aug 1, 2001
Grant date	Sep 26, 2006
Priority date	—
Expiry date	Jun 27, 2022

Classification

Technology area (CPC H)Electricity
CPC primaryH04W74/0875
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

Subscriber terminals of different service feature classes are accessed on access channels of a communication system with different service feature classes. At least two access channels (RACH1, RACH2) of a different service feature class are provided in the communication system.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.