Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal
Patent
1995-11-01
1999-06-08
Loomis, Paul
Telephonic communications
Diagnostic testing, malfunction indication, or electrical...
Testing of subscriber loop or terminal
455425, 370251, H04M 124, H04B 1700, H04J 116
Patent
active
059109777
ABSTRACT:
A device for testing telecommunication terminals for telecommunication systems, in particular mobile radio systems, of the multiple access type, using a particular multiplex structure, transmits test information between the test device and a plurality of terminals under test by multiplexing in accordance with this multiplex structure.
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Picken, D., "Measuring of Digital Mobile Radio", Funkschau, vol. 63, No. 21, Oct. 4, 1991, pp. 47-50, XP 000264608.
M. Ono, "European GSM Requires Adequate Measuring Instruments", JEE Journal of Electronic Engineering, vol. 27, No. 279, Mar. 1990, Tokyo, Japan, pp. 28-31, XP 000115639.
Patent Abstracts of Japan, vol. 17, No. 706 (E-1483) Dec. 22, 1993 corresponding to JP-A-52 044054 (Matshushita) Mar. 21, 1993.
Alcatel Mobile Phones
Loomis Paul
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