H - Electricity – 04 – M
Patent
H - Electricity
04
M
H04M 11/00 (2006.01) H04N 5/765 (2006.01) H04N 17/06 (2006.01)
Patent
CA 2119825
ABSTRACT OF THE DISCLOSURE In order to achieve check and adjustment of electronic apparatus such as a VTR from a remote location, a tone dialer in a service company converts commands and data into tone signals for checking and adjusting a VTR in a user's house, which tone signals are transmitted by a telephone over a telephone line and input to a telephone in the user's house. The tone signals received by the user's telephone are converted into the commands and data by a gateway and input to the VTR.
Kojima Takashi
Ogawa Kazuyuki
Gowling Lafleur Henderson Llp
Sony Corporation
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