SÄRÖN ANALYSOINTI ANALOGISISSA PIIREISSÄ
Kiinnostuneita on toistaiseksi löytynyt n. 25, joten pidän tammikuussa v. 2000
15-20 h jatko-opintokurssin särön analysointimenetelmistä
erilaisissa kaistarajoittuneissa piirirakenteissa.
Aika:
10.-14.1. 2000 klo 8.15 - 12.00 salissa SÄ153B.
(X-oven vieressä 1. kerroksessa Elektr. laboratorion
alla, Piekkolan huonetta vastapäätä).
Iltapäivät vapaata, pari kertaa harjoituksia
Suoritustapa:
Kirjallinen tentti
Kurssi on pisteytetty seuraavasti:
- luentokalvot + julkaisupaketti 3 ov
- luentokalvot + julkaisupaketti + Wambacqin kirja 7 ov
-
Kummassakin tapauksessa imaiskaa harjoitussivulla olevat
matlab- ja aplac-filet ja harjoitustyöohje, tehkää 3-4 harjoitusta
ja dokumentoikaa tulokset minulle jotenkin. Jos jollakulla ei ole
ko. softia käytettävissä, ilmoittakoon minulle.
Ensimmäinen tentti pidetään pe 25.2.2000. Ilmoittakaa
minulle missä kokoonpanossa haluatte kurssin tenttiä:
ensimmäinen vaihtoehto on yleiskuvamaisempi, jälkimmäisessä
on enempi laskemista.
Contents:
Effects of nonlinearities
- distortion mechanisms
- other phenomena: limit cycles, jump resonance
Analysis methods
- Taylor series expansion: relative amplitudes of IM and HD terms
- Describing function: sigma-delta A/D, oscillation amplitude
- Nonlin. control theory
- Volterra analysis
- Numerical analysis methods: transient analysis, harmonic balance, shooting methods
Excersises:
- simulate AM-AM and AM-PM curves for an oscillator and amplifier
- simulate 2-tone test in a current mirror
- Matlab simulation of image reject mixers
Volterra analysis in more detail
- Basics
- Cascade
- Feedback
- Inverse function
- Simple examples
- Volterra analysis in circuit networks
- Distortion terms created by various circuit elements
- Numerical calculation of Volterra series terms
-
Excersises:
- symbolic analysis of Volterra kernels using Maple
-
Nonlinearities in semiconductors and their modelling
- Importance of accurate derivative modelling
- MESFET models ?
- Mextram ?
- MOS9 / BSIM3 / EKV ?
- Passive components
Example circuits
- Current mirror
- Improved current mirror
- CE amp
- Emitter follower
- Filters
- Analog predistorter circuit
-
Excersises:
- simulate Volterra responses for some simple circuit blocks
Linearization methods
- Feedback
- Feedforward
- Predistortion
- Gilbert, multi-tanh
- Webster,Haigh: Derivative superposition
- Steyaert, Abidi: polyphase filtering
Noise in nonlinear circuits
- Mixer
- VCO
- Log-domain filters
- Numerical analysis methods (Demir, Hajimiri)
-
Course material:
Luentorunko (nyt 54+32+29+25+28 = 168 s.)
Kaikki jokseenkin valmiita
Chp1_2.pdf About nonlinearities and analysis techniques
Chp3.pdf About Volterra calculations
Chp4.pdf About device models
Chp5.pdf Some circuit examples
Chp6_.pdf Linearisation methods
and
Errata
Wambacq, Sansen: Distortion Analysis of Analog Integrated Circuits. Kluwer Academic Pub. 1998
Collected IEEE papers:
- Qiuting Huang: Power Consumption vs. LO Amplitude for CMOS Colpitts Oscillators. CICC 1997, pp. 12.1.1-12.1.4 (4p)
- W. Bösch, G. Gatti: Measurement and Simulation of Memory Effects in Predistortion Linearizers. IEEE Trans. MTT, vol.37, no.12, december 1989. pp. 1885-1890 (6 p.)
- K. Kundert: Introduction to RF Simulation and Its Application. IEEE j. Solid-State Circuits, vol. 34, no.9, September 1999. pp. 1298-1319. (22 p.)
- W. Sansen: Distortion in Elementary Transistor Circuits. IEEE Trans. CAS-II, vol. 46, no. 3, March 1999. pp. 315-324 (10 p.)
- P. Wambacq, G. Gielen, P. Kinget, W. Sansen: High-Frequency Distortion Analysis of Analog Integrated Circuits. IEEE Trans. CAS-II March 1999. (9.pp)
- Gao, Snelgrove: Adaptive Linearization Schemes for Weakly Nonlinear Systems Using Adaptive Linear and Nonlinear FIR Filters. Midwest Symp. on Circ. Syst. 1990, p. 9-12. (4p)
- S. Szczepanski, R. Schauman: Effects of Weak Nonlinarities in Tranconductance-Capacitor Filters. (4p).
- W. Yu, B. Leung: Distortion Analysis of MOS Track-and-Hold Sampling Mixers Using Time-Varying Volterra Series. IEEE Trans. CAS-II, vol. 46, no.2, February 1999. pp. 101-113 (13 p.)
- V.Aparin, C. Persico: Effect of Out-of-Band Terminations on Intermodulation Distortion in Common-Emitter Circuits. IEEE MTT-S Conference 1999. pp. 977-980 (4p)
- de Vreede et al.: Bipolar Transistor Epilayer Design Using the MAIDS Mixed-Level Simulator. IEEE j. Solid-State Circuits, vol. 34, no.9, Sept. 1999, pp. 1331-1338. (8p)
- A. Crosmun, S. Maas: Minimization of Intermodulation Distortion in GaAs MESFET Small-Signal Amplifiers. IEEE Trans. MTT, vol. 37, no.9, September 1989, pp. 1411-1417 (6 p.)
- D. Webster, A. Parker, D. Haigh, J. Scott: Effect of Circuit Parameters and Topology on Intermodulation in MESFET Circuits. IEEE GaAs IC Symposium 1993. (4 p.)
- S. Maas: Third-order inermodulation distortion in cascade stages. IEEE Microwave and Guided Wave Letters, vol 5 no 6, June 1995, pp. 189-191 (3p)
- D. Webster, D. Haigh, J. Scott, A. Parker: Derivative Superposition - Linearisation Technique for Ultra Broadband Systems. IEE Colloquim (14 pp.)
- C. de Ranter, M. Borremans, M. Steyaert: A Wideband Linearization Technique for Nonlinear Oscillators Using a Multi-Stage Polyphase Filter. ESSCIRC 99, pp. 214-217 (4 p.)
- A. Hajimiri, T. Lee: A General Theory of Phase Noise. IEEE j. Soild-State Circuits, vol. 33, no.2, Feb 1998, pp. 179-194. (16p)
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Excersises:
Instructions are found here.