Wide dynamic range variable-gain amplifier based on new approximated exponential equation

Electronics Letters

Volumn 42, Issue 23, 2006, Pages 1319-1320

  Duong, Q H ^a   Lee, S G ^a  

^a Korea Advanced Institute of Science and Technology (KAIST)   (South Korea)

Author keywords

[No Author keywords available]

Indexed keywords

APPROXIMATION THEORY; BANDWIDTH; ERROR ANALYSIS; GAIN CONTROL;

EXPONENTIAL EQUATIONS; LOG-DOMAIN FILTERS; VARIABLE GAIN AMPLIFIERS (VGA);

POWER AMPLIFIERS;

EID: 33750927677     PISSN: 00135194     EISSN: None     Source Type: Journal    
DOI: 10.1049/el:20062482     Document Type: Article

References (3)

1. Duong, Q.-H., Le, Q., Kim, C.-W., and Lee, S.-G.: ' A 95-dB linear low-power variable gain amplifier ', IEEE Trans. Circuits Syst. I, 2006, 53, (8), p. 1648-1657 10.1109/TCSI.2006.879058 1057-7122
2. Abdelfattah, K.M., and Soliman, A.M.: ' Variable gain amplifiers based on a new approximation method to realize the exponential function ', IEEE Trans. Circuits Syst. I, 2002, 49, (9), p. 1348-1354 1057-7122
3. Bult, K., and Wallinga, H.: ' A class of analog CMOS circuits based on the square-law characteristic of an MOS transistor in saturation ', IEEE J. Solid-State Circuits, 1987, SC-22, (3), p. 357-365 0018-9200