发明名称 |
Switch-mode power supply for time division multiple access radio phone systems |
摘要 |
The present invention relates to a circuit for use in Time Division Multiple Access radio phone systems having transmission and reception cycles. The circuit includes a keyed switch mode power supply of switch-type. The operation of the switch-mode power supply (2) is keyed to take place outside the reception cycles and transmission cycles of the signal.
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申请公布号 |
US5519711(A) |
申请公布日期 |
1996.05.21 |
申请号 |
US19940340593 |
申请日期 |
1994.11.16 |
申请人 |
NOKIA MOBILE PHONES LTD. |
发明人 |
SOINTULA, ERKKA |
分类号 |
H02M3/00;H04B1/56;H04B7/26;H04J3/00;(IPC1-7):H04B1/16 |
主分类号 |
H02M3/00 |
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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