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Title:
デシベル-線形出力電圧を有する増幅段
Document Type and Number:
Japanese Patent JP4291354
Kind Code:
B2
Abstract:
PCT No. PCT/EP94/02810 Sec. 371 Date Jul. 19, 1996 Sec. 102(e) Date Jul. 19, 1996 PCT Filed Aug. 25, 1994 PCT Pub. No. WO95/07574 PCT Pub. Date Mar. 16, 1995A multiplying amplifier which is controlled in a dB linear manner. Transistors, having a numerical distribution coeffient and having the output voltage to be dB-linearly dependent responsive to a control voltage, are connected to the inputs of a muliplier.

Inventors:
Rieger, martin
Roth, Sabine
Application Number:
JP2006304368A
Publication Date:
July 08, 2009
Filing Date:
November 09, 2006
Export Citation:
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Assignee:
Deutsche Thomson-Brandt GmbH
International Classes:
H03G3/10; G06G7/24; H03F1/32; H03F3/45; H03G1/00; H03G3/30; H03G7/00; H03G11/08
Domestic Patent References:
JP5029856A
Attorney, Agent or Firm:
Tadahiko Ito