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Patent Searching and Data


Title:
BEACON TEST EQUIPMENT
Document Type and Number:
Japanese Patent JP2004192446
Kind Code:
A
Abstract:

To provide beacon test equipment which can test an on-vehicle beacon receiver in the same way as running on roads, without requiring special devices.

The beacon test equipment comprises a radio reception part 104 for receiving a radio beacon signal; a data signal demodulation part 105 for extracting traffic information from the received radio beacon signal; a phase information extraction part 106 for extracting phase information of the radio beacon signal from the received radio beacon signal; an envelope waveform extraction part 107 for extracting information of the signal level of the received radio beacon signal; storage parts 108 and 109 for storing radio beacon signal simulation data including extracted traffic information, phase information, and signal level of the radio beacon signal; and test parts 121, 122, 123, and 124 for generating a simulation signal of the radio beacon signal on the basis of radio beacon signal simulation data stored in the storage parts 108 and 109.


Inventors:
HAMANO KOICHI
MINO NAOTO
Application Number:
JP2002361085A
Publication Date:
July 08, 2004
Filing Date:
December 12, 2002
Export Citation:
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Assignee:
MATSUSHITA ELECTRIC IND CO LTD
International Classes:
G01C25/00; G01S1/68; G08G1/09; H04B17/00; H04B17/29; (IPC1-7): G08G1/09; G01C25/00; G01S1/68; H04B17/00
Attorney, Agent or Firm:
Gunichiro Ariga