发明名称 |
Communication support system for providing security of telephone services of a data processing device for a telephone user |
摘要 |
A communication support system includes a command signal recognition unit which discretely detects a command signal sent by a telephone unit and a command signal sent from a telephone network, and determines whether the command signal is from the telephone unit, the command signal from the telephone unit indicating one of a plurality of telephone services of a data processing device. A signal transmission inhibition unit inhibits transmission of a signal from the telephone unit to the telephone network. A telephone service processing unit performs a telephone service processing of the data processing device for the telephone service indicated by the command signal from the telephone unit, the telephone service processing unit starting execution of the telephone service processing when the command signal recognition unit determines that the command signal is from the telephone unit.
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申请公布号 |
US7406162(B2) |
申请公布日期 |
2008.07.29 |
申请号 |
US19980046677 |
申请日期 |
1998.03.24 |
申请人 |
FUJITSU LIMITED |
发明人 |
FURUKAWA KIMIKAZU;TAKEBAYASHI TOMOYOSHI;AZAMI TOSHIHIRO;YANO KATSUTOSHI;KAKUTA JUN;SATO YASUO |
分类号 |
H04M1/66;H04M1/247;H04M1/652;H04M1/656;H04M1/725;H04M1/82;H04M11/00 |
主分类号 |
H04M1/66 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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