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Krinke Andreas - Constraint Propagation for Analog and Mixed-Signal Integrated Circuit Design

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Krinke Andreas

Constraint Propagation for Analog and Mixed-Signal Integrated Circuit Design

Reihe: Rechnerunterstützte Verfahren

Band 474 2020

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Bibliography S. 132-146

„… , Constraint-Driven DesignMethodology for Analog Integrated Circuits”. In: Proceedings of the Custom Integrated …” „… . “Design Databases”. In: EDA for IC Implementation, Circuit Design, andProcess Technology. Edited by L …” „… . Scheffer, L. Lavagno, andG. Martin.Volume 2. Electronic Design Automation for Integrated Circuits Handbook …”

Introduction S. 1-9

„… flow. 1.1 Design of Analog and Mixed-Signal Integrated Circuits ICs are an immensely important driver …” „… CIRCUITS System Specification Architectural Design Functional Design and Logic Design Circuit Design …” „… circuit design at the transistor level [Kah+11]. In contrast, the physical design of analog components in …”

Titelei/Inhaltsverzeichnis S. I-XIV

„… Reihe 20 Constraint Propagation for Analog and Mixed-Signal Integrated Circuit Design PI TS TO PS …” „… Circuit Design Dipl.-Ing. Andreas Krinke von der Fakultät Elektrotechnik und Informationstechnik der …” „… Fortschritt-Berichte VDI Constraint Propagation for Analog and Mixed-Signal Integrated Circuit Design Dipl .-Ing …”

State of the Art S. 10-17

„… missing. 2.2 Design Databases Software tools for designing integrated circuits (summarized under the term …” „… et al. [zBex+15] used pattern matching to generate design constraints from a circuit or extracted …” „… (electrical) constraints that guarantee the intended functionality, • design-methodical constraints that …”

Research Objectives S. 18-20

„… to be considered during circuit and layout design. The goal of this work is to present a methodology …” „… CHAPTER 3 Research Objectives Every design process is characterized by the consideration of …” „… numerous constraints. They create dependencies between components and, therefore, slow down both design and …”

Implementation and Results S. 103-121

„… circuit and an operational amplifier, are connected in parallel. This design does not fulfill a meaningful …” „… applicability of our approach, we integrated both parts into the EDA design framework Cadence DF II. In this …” „… also the database that implements it should be as closely interlinked as possible with the design tools …”

Glossary S. 128-131

„… parasitics to the schematic in order to consider their effects during circuit design. Constraint context The …” „… layout in the early stages of the design. Global instance Specific instance of a cell in the circuit that …” „… Glossary Back-annotation Theprocess of adding information from later design steps tomore abstract …”

Constraint Propagation S. 41-90

„… declare each instance whose name starts with “ESD” as ESD protection circuit. This design parameter is …” „… drops that may affect the circuit’s function. We define the corresponding design parameter as …” „… design element e in the top cell. This equation states that a designparameterψbu that requires bottomup …”

Research Summary, Conclusions, and Outlook S. 122-127

„… tools. This builds a bridge from our abstract definition to everyday work in circuit design. Themain …” „… influence the set of relevant cells and, thereby, constraint propagation in circuit design. These …” „… . An example is chip-package co-design where the ICs and its package are designed simultaneously and …”

Adaptive Data Model for Efficient Constraint Propagation S. 91-102

„… related constraint functions that apply to the same group of design parameters, but of possibly different …” „… design elements. Design parameters are characterized by amathematical model that defines their …” „… design parameter is used by a constraint in the design, access to the corresponding properties of …”

Constraints and Constraint Types S. 21-40

„… Chapter 5. For a better understanding, however, we will first introduce the various aspects of a design …” „… hierarchy. 4.1 Design Hierarchy Most complex system designs consist of many components. Especially for IC …” „… design, these components have also been called module, cell, view, block, cellview, and other names [Bal …”

doi.org/10.51202/9783186474209

Hans Dieter Benjamin Prautsch - Layout-Generatoren für den Analogentwurf in kleinen Technologieknoten

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Hans Dieter Benjamin Prautsch

Layout-Generatoren für den Analogentwurf in kleinen Technologieknoten

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Band 478 2022

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Literaturverzeichnis S. 167-180

„… Designer-Oriented Integrated Framework for the Development of AMS Circuit Generators,“ 2013 IEEE/ACM Int. Conf. on …” „… . Scheible, Fundamentals of Layout Design for Electronic Circuits, Springer International Publishing, 2020 …” „… ] A. Krinke, „Constraint Propagation for Analog and Mixed-Signal Integrated Circuit Design …”

Titelei/Inhaltsverzeichnis S. I-XVI

„… – integrated circuits – IC design – generators – templates – design flow – placementDer Entwurf analoger …” „… kombinieren wird. XV Abstract The design of analog integrated circuits is a complex and extremely …” „… – Generatoren – Templates – Designflow – PlatzierungKeywords: Design automation – EDA – layout – analog …”

Einleitung S. 1-8

„… Mikrochip. Im Bereich digitaler integrierter Schaltungen (engl. integrated circuits, ICs) kam zur …” „… Werkzeugen für die analoge Entwurfsautomatisie-rung (engl. electronic design automation, EDA). Eine …” „… Domä-nen gleiche Methoden der Layout-Verifikation mittels DRC (design rule check) und LVS (layout versus …”

doi.org/10.51202/9783186478207

Daniel Marolt - SWARM: A Novel Methodology for Integrated Circuit Layout Automation Based on Principles of Self-organization

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Daniel Marolt

SWARM: A Novel Methodology for Integrated Circuit Layout Automation Based on Principles of Self-organization

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Band 475 2020

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Towards a Holistic Design Flow on Module Level S. 214-219

„… Design Function FRP Layout PCells EDPL PCDS graphical PCDS HIPE GQL Development Framework Circuit PCells …” „… of circuit PCells which is far from the mentality of circuit design experts accustomed to visually …” „… domain and thus address the step of schematic design. This step is about taking a functional circuit …”

Summary and Outlook S. 220-224

„… presents a new methodology for layout automation in the design of analog integrated circuits, referred to …” „… a holistic IC design flow on module level, from the functional circuit specification across the …” „… as Self-organized Wiring and Arrangement of Responsive Modules (SWARM). While digital IC design has …”

Titelei/Inhaltsverzeichnis S. I-VIII

„… Circuits – Analog Layout – Floorplanning – Placement – Routing – Constraints – Electronic Design …” „… decades of electronic design automation, most layouts for analog integrated circuits are still …” „… . Unfortunately, in contrast to the digital domain, the circuit design and especially the layout creation of …”

Implementation and Results S. 166-213

„… PCells to automate the analog basic circuits that constitute the design as functional units, it …” „… modules’ master PCells) should be no problem as long as the circuit topology and the design constraints …” „… design productivity. If only one circuit class is targeted, the effort is –according to the experiences …”

References S. 231-250

„… / Vinko Marolt, “SWARM: A Multi- Agent System for Layout Automation in Analog Integrated Circuit Design …” „… Routing of Macro/Custom Cell Integrated Circuits Using Simulated Annealing”, Proc. of 25th Design …” „… Transactions on Computer-Aided Design of Integrated Circuits and Systems, vol. 3, no. 1, pp. 87–100, Jan. 1984 …”

Clarification of the Task S. 1-3

„… original dissertation [1] explicated that the problem of analog layout is a severe bottleneck in the design …” „… flow of integrated circuits because automation attempts have persistently failed to satisfy the high …” „… industrial environments, analog layout design is still done in a largely manual fashion today and heavily …”

The Methodology: Self-organized Wiring and Arrangement of Responsive Modules S. 29-165

„… t ioning Module* Transistor Module Level 2 Module Level 1 Device Level Device Level DesignModule …” „… wiring denominate the tasks of placement and routing.1 SWARM is meant to be used by layout designers for …” „… consideration of design constraints. 3.1 Overview of the SWARM Methodology As will be outlined in Section 3.1.1 …”

Vocabulary S. 225-230

„… Vocabulary – Symbols Symbols α angle in the orientation of a design component (counterclockwise) (p. 46) a …” „… design component (p. 54) ∆ uppercase delta (absolute difference) (p. 79) δ lowercase delta (relative …” „… (introversive) behavior of a procedural generator [1] G geometrical shape in the layout design (p. 60) G set of …”

An Interdisciplinary Approach – Preliminary Considerations S. 4-28

„… thesis. First of all, Section 2.1 articulates the basic idea of tackling the analog layout design problem …” „… by distributing the design tasks across autonomously interacting, parameterized layout components …” „… adaptation of these topics to the analog layout design problem, thus directly segueing into the description …”

doi.org/10.51202/9783186475206

Yuhong Song - Suppressing Electromagnetic Interference in Switching Converters by Chaotic Duty Modulation

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Yuhong Song

Suppressing Electromagnetic Interference in Switching Converters by Chaotic Duty Modulation

Reihe: Informatik/ Kommunikation

Band 850 2017

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References S. 90-100

„… circuit chaotic signal spectrum distribution characteristics and its application in the circuit design …” „… . Elwakil and M. Kennedy. Chua’s circuit decomposition: a systematic design approach for chaotic oscillators …” „… Inductive Powering for Biomedical Implants Analog Circuits and Signal Processing, pages 83–117, 2009. [2] A …”

Realizing Chaotic Duty Modulation S. 44-56

„… applications because its varying frequency affects the circuit design and the power component selection. The …” „… modulation was analyzed on spread spectrum used for suppressing EMI, and the implementation circuit for DC-DC …” „… PC’s power supply ATX2.0. is adopted to be the test bed. ATX2.0 has a typical integrated circuit (IC …”

Introduction S. 1-13

„… , completes the transformation of the electrical energy in a circuit by controlling switching actions of …” „… transistors to obtain a stable output. Hence, the technology of switching converters involves the circuit …” „… converters. A PWM module is composed of discrete components or an integrated circuit (IC) with several …”

Effect of Central Frequency on EMI Reduction S. 30-43

„… chaotic signal. Based on Chua’s circuit, the simulation and the experimental results indicate that the …” „… . 4.2.1 Chaotic Duty Modulation As shown in Figure 2.5, the circuit is demonstrated for the chaotic duty …” „… Configuration for Central Frequency Chaotic analogue signal generator usually applies Chua’s circuit and its …”

The Remaining Useful Life under Chaotic Modulation S. 72-82

„… select the power switch and design the circuit. 7.4 Failure Influence of Chaotic Modulation For the …” „… to the circuit topology, component model, variable parameter and operating condition. However …” „… , respectively. The capacitor failure probably occurs at open-circuit, short-circuit, the capacity decrease and …”

Titelei/Inhaltsverzeichnis S. I-VIII

„… , which results in the complexity of system design. Chaotic modulation has been developed to suppress EMI …” „… Circuitry Design for Chaotic Modulation 14 2.1 Introduction …” „… Principle of Spectrum Spreading . . . . . . . . . . . . . . . . . . . . . . . 14 2.2.2 Circuitry Design …”

Circuitry Design for Chaotic Modulation S. 14-22

„… 2 Circuitry Design for Chaotic Modulation 2.1 Introduction By normal PWM control, switching …” „… the implementation circuits for chaotic frequency modulation and chaotic duty modulation, respectively …” „… , which results in EMI suppression. 15 2 Circuitry Design for Chaotic Modulation 2.2.2 Circuitry Design …”

System Stability under Chaotic Duty Modulation S. 57-71

„… the state space model (SSM) [51] and the circuit average model (CAM) [52]. Hong Li applied SSM to …” „… , such as conducting resistors of transistors and diodes, the equivalent circuit model is of high …” „… ) Impose the disturbance on ALSM and construct the direct current model (DCM) and the small signal circuit …”

doi.org/10.51202/9783186850102

Steve Bigalke - Erhöhung der Elektromigrationsrobustheit in der Verdrahtung digitaler Schaltungen

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Steve Bigalke

Erhöhung der Elektromigrationsrobustheit in der Verdrahtung digitaler Schaltungen

Reihe: Rechnerunterstützte Verfahren

Band 472 2020

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Literatur S. 147-164

„… electromigration-aware integrated circuit design”. In: Proc. of the 2018 Int. Conf. on Computer Aided Design (ICCAD). Nov …” „… : IEEE Trans. on Computer-Aided Design of Integrated Circuits and Systems 27.5 (Mai 2008), S. 844–857 …” „… Design of Integrated Circuits and Systems 37.7 (Juli 2018), S. 1317–1330. doi: 10.1109/TCAD.2017.2666723 …”

Titelei/Inhaltsverzeichnis S. I-XIV

„… herzlichst bei allen Mitarbeitern des Instituts für Feinwerktechnik und Elektronik-Design (IFTE) und des …” „… MTTF Mittlere Lebensdauer PDK Prozess-Design-Kit SM Stressmigration TM Thermomigration IX …” „… ([IRDS], [ITRS] u.a.) mutually predict that the reliability of future integrated circuits (ICs) will be …”

EM-Berücksichtigung im Layoutentwurf S. 8-38

„… die Charakterisierung der Standardzelle im Prozess-Design-Kit (engl. process design kit, PDK) in …” „… (engl. simulation program with integrated circuit emphasis, SPICE) abgeschätzt werden. Zur Bestimmung …” „… circuit, IC) gewährleistet werden kann. Zusätzlich existieren jedoch noch untergeordnete Ziele, wie die …”

EM-Modellierung von digitalen Verdrahtungsstrukturen S. 43-70

„… Verdrahtung digitaler, integrierter Schaltungen (engl. integrated circuits, IC). Die in Abschnitt 2.4 …” „… erst im letzten Schritt die Höhe der Elemente, mit Hilfe der Daten aus dem Prozess-Design-Kit (engl …” „… . process design kit, PDK), festlegt. Abbildung 4.3a enthält eine Verdrahtungsstruktur, an welcher der …”

doi.org/10.51202/9783186472205

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