发明名称 |
MOBILE COMMUNICATION DEVICE AND RADIO RECEIVER FOR COUPLING WITH SUCH MOBILE COMMUNICATION DEVICE |
摘要 |
FIELD: mobile communication devices. SUBSTANCE: mobile communication device that may be used on territories where radio-frequency radiation is limited has removable antenna and switch intended to turn on power supply that radiates at least part of device radio frequency when antenna is disconnected thereby actively preventing radio-frequency radiation by device even in case radio-frequency radiating parts of device are operating. EFFECT: improved environmental friendliness of device. 10 cl, 2 dwg |
申请公布号 |
RU2204200(C2) |
申请公布日期 |
2003.05.10 |
申请号 |
RU19990116313 |
申请日期 |
1997.12.17 |
申请人 |
TELEFONAKTIEBOLAGET LM EHRIKSSON (PABL) |
发明人 |
ISBERG B. JOKHANNA;DAL'KVIST MIKAEHL';LIL'EGREN L. FREDRIK;B'ERKENGREN UL'F S.;KKHULLAR ANDERS |
分类号 |
H04B1/00;H01Q1/08;H01Q1/24;H04B1/38;H04B1/40;H04M1/73;H04W88/04 |
主分类号 |
H04B1/00 |
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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