This Special Issue consists of the expanded version of 12 papers presented at the International Conference on Electronics, Circuits, and Systems (ICECS), held in Yasmine Hammamet, Tunisia in December 2009. We are very honored of being asked by Prof. Mohamed Ismail to act as guest editors of the Journal of Analog Integrated Circuits and Signal Processing. Since 1999 the Special Issue on ICECS became a tradition; this year we are celebrating the 10th edition of the special issue. During the last ten years the Special Issue on ICECS contributed to the success of both the Conference and the Journal. Based on a pre-selection of about 25 ICECS presentations, we sent out invitations for contributions to this Special Issue. We received 18 papers, and after the assessment of at least two independent reviewers, 12 of them have been accepted for publication. It is evident that selecting only 12 papers out of several hundreds of ICECS presentations is a difficult and critical task. We are aware that we probably missed several excellent contributions, but we do know that we did our best to put together a Special Issue as complete as possible. The papers collected in this Special Issue cover a wide variety of subjects within the analog integrated circuit and signal processing fields, ranging from basic analog building blocks, to A/D converters, circuits for communications, and mm wave circuits: the main theme of the 16th edition of ICECS. Most of the papers present innovative solutions for specific applications, validated by experimental results on actual integrated prototypes. The guest editors wish to thank Professor Mohammed Ismail for giving us this opportunity, all of the reviewers for their assistance, the Springer personnel for the competent and efficient support provided while putting together this Special Issue, and obviously all of the authors. In memory of Prof. Anas A. Hamoui, Prof. Anas A. Hamoui, one of the Guest Editors of this special issue, passed away on November 9th, 2011. He is dearly missed by his colleagues, students, and friends. The authors of this issue know Anas as ICECS 2009 Technical Program Co-Chair. Anas’s career involved research and teaching in the field of Analog/RF and Mixed-Signal Integrated Circuits (ICs), ICs for High-Speed Data Communication & Signal Processing and Integrated Microsystems for Biomedical Applications. A. A. Hamoui Department of Electrical & Computer Engineering, McGill University, Montreal, QC, Canada