发明名称 |
Low power regulated amplifier in a transponder |
摘要 |
The transponder (2) has an antenna (4), a demodulator (5) and a signal processing circuit (6) inserted between the antenna and the demodulator, provided with an amplifier (7) having a defined amplification factor and a regulation circuit (8,9), maintaining a constant voltage amplitude for the signal fed to the demodulator, using a variable resistance (9). |
申请公布号 |
EP1378993(A3) |
申请公布日期 |
2005.06.08 |
申请号 |
EP20030101892 |
申请日期 |
2003.06.25 |
申请人 |
TEXAS INSTRUMENTS DEUTSCHLAND GMBH |
发明人 |
OBERHUBER, RALPH;STEINHAGEN, WOLFGANG;PREXL, FRANZ |
分类号 |
H03G3/20;G06K19/07;H03G3/30;H04B1/59 |
主分类号 |
H03G3/20 |
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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