发明名称 |
Electronic telephone book |
摘要 |
An electronic telephone book comprises a central processing unit, interface circuitry for coupling the central processing unit to a telephone line and a display comprising output circuitry to output information and control graphics and input circuitry for generating control signals responsive to user interaction with the control graphics.
|
申请公布号 |
US6173045(B1) |
申请公布日期 |
2001.01.09 |
申请号 |
US19950478567 |
申请日期 |
1995.06.07 |
申请人 |
TEXAS INSTRUMENTS INCORPORATED |
发明人 |
SMITH JAMES OVAL |
分类号 |
H04M1/274;H04M1/2745;H04M1/2755;H04M1/56;(IPC1-7):H04M11/00 |
主分类号 |
H04M1/274 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|