发明名称 |
SPEAKERPHONE AND EXTENSION SPEAKERPHONE FOR USE IN PERSONAL EMERGENCY RESPONSE SYSTEM |
摘要 |
A personal emergency response system (PERS) includes a base unit (16) and one or more extension units (20). The base unit includes a speaker (64), a microphone (72), a telephone interface circuit (40), a microcontroller (46), and an autodialer (48). Each extension unit includes a speaker (164), a microphone (172), a telephone interface circuit (140), and a controller (146) without an autodialer. The base unit controller (46) and the extension unit controller (146) are programmed such that in a help mode, the base unit controller and the extension unit controller assume a master/slave relationship. |
申请公布号 |
EP2297934(A1) |
申请公布日期 |
2011.03.23 |
申请号 |
EP20090766223 |
申请日期 |
2009.06.01 |
申请人 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
发明人 |
WOODING, ANSON, WILLIAM;HENDERSON, MARTIN, E.;BRAV, ALAN, DAVID |
分类号 |
H04M1/60;G08B13/14;G08B13/16;H04M1/723;H04M11/04 |
主分类号 |
H04M1/60 |
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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