发明名称 |
CORDLESS TELEPHONE SYSTEM WITH DIFFERENT RINGING PATTERNS |
摘要 |
A telephone system comprises: a telephone exchange with a central unit which is adapted for processing at least speech signals and call signals; a number of cordless handsets; at least one transmitter/receiver for communication between the exchange and the handsets; and a speech buffer present in each handset. The central unit is adapted for generating a call signal, the content of which depends on the nature of the connection to be made, which call signal is added to the speech signal; a handset is adapted for storing in the speech buffer and reading therefrom the content of that call signal; and acoustic and/or optical warning means are energized subject to that content. |
申请公布号 |
WO9406254(A1) |
申请公布日期 |
1994.03.17 |
申请号 |
WO1993NL00183 |
申请日期 |
1993.09.08 |
申请人 |
ERICSSON BUSINESS MOBILE NETWORKS B.V. |
发明人 |
VAN OS, LUCIUS, CORNELIS, JOZEF, MARIA |
分类号 |
H04M3/02;H04M19/04;H04Q7/38 |
主分类号 |
H04M3/02 |
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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