Title:
複数のデータ担体をインベントリ化する方法
Document Type and Number:
Japanese Patent JP2005524266
Kind Code:
A
Abstract:
In a method of inventorizing a plurality of data carriers (2) with the aid of a communication station (1) communicating in a contact-free way with the data carriers (2), a set (TS(1), TS(2), . . . TS(N), TS(N+1), . . . (TS(K)) of transmission parameters, preferably of time slots (TS) is available, which set comprises a first subset (TS(1) . . . TS(N)) and a second subset (TS(N+1) . . . (TS(K)) wherein inventorizing procedures (MP1, MP2, MP3, . . . ) are performed consecutively and wherein uninventorized data carriers (2) transmit their identification data (ID) to the communication station (1) for the purpose of inventorization only using transmission parameters contained in the first subset and wherein already inventorized data carriers (2) transmit their identification data (ID) to the communication station (1) only using transmission parameters contained in the second subset.
Inventors:
Amutmann Franz
Application Number:
JP2004500240A
Publication Date:
August 11, 2005
Filing Date:
April 09, 2003
Export Citation:
Assignee:
Koninklijke Philips Electronics N.V.
International Classes:
G06K19/07; G06K7/00; G06K17/00; H04B1/59; H04B5/02; (IPC1-7): H04B5/02; G06K17/00; G06K19/07; H04B1/59
Attorney, Agent or Firm:
Susumu Tsugaru
Akihiko Miyazaki
Fueda Shusen
Akihiko Miyazaki
Fueda Shusen