发明名称 |
Information display provided to calling party. |
摘要 |
<p>This invention relates to methods of providing information for display at a calling party telecommunications station or at an idle station. Two signaling arrangements are described, the D-channel of an Integrated Services Digital Network (ISDN) channel, and an in-band frequency shift key signal. The information that is displayed is related to the called party (such as information identifying that party), the carrier of the conversation, or represents general information (an emergency announcement). <IMAGE></p> |
申请公布号 |
EP0590862(A2) |
申请公布日期 |
1994.04.06 |
申请号 |
EP19930307493 |
申请日期 |
1993.09.22 |
申请人 |
AMERICAN TELEPHONE AND TELEGRAPH COMPANY |
发明人 |
DEMLOW, WILLIAM WALTER;HUREWITZ, DAVID LEWIS;POPE, FRANCIS JOSEPH III |
分类号 |
G06K7/10;H04M1/56;H04M3/36;H04M3/42;H04M3/48;H04M3/533;H04M15/30;H04Q3/545;H04Q11/04;(IPC1-7):H04M3/42 |
主分类号 |
G06K7/10 |
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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