Search results for "DELTA"

Hits ?▲	Authors	Title	Venue	Year	Link	Author keywords
1	Masaki Hashizume, Tetsuo Akita, Hiroyuki Yotsuyanagi, Takeomi Tamesada	CMOS Open Fault Detection by Appearance Time of Switching Supply Current.	DELTA	2004	DBLP DOI BibTeX RDF
1	Babak Rahbaran, Andreas Steininger, Thomas Handl	Built-in Fault Injection in Hardware - The FIDYCO Example.	DELTA	2004	DBLP DOI BibTeX RDF
1	Soumendu Bhattacharya, Ganesh Srinivasan, Sasikumar Cherubal, Abhijit Chatterjee	Test Time Reduction for ACPR Measurement of Wireless Transceivers Using Periodic Bit-Stream Sequences.	DELTA	2004	DBLP DOI BibTeX RDF
1	U. Sabura Banu, G. Uma, M. A. Panneerselvam	Artificial Controlled Neural Network Emulator for Quasi Resonant Converter.	DELTA	2004	DBLP DOI BibTeX RDF
1	Giovanni Agosta, Francesco Bruschi, Donatella Sciuto	Synthesis of Dynamic Class Loading Specifications on Reconfigurable Hardware.	DELTA	2004	DBLP DOI BibTeX RDF
1	Scott Thomas, Rafic Z. Makki, Sai Kishore Vavilala	Measurement and Analysis of Physical Defects for Dynamic Supply Current Testing.	DELTA	2004	DBLP DOI BibTeX RDF
1	Serge N. Demidenko, Rauf Kh. Sadykhov, Alexey N. Klimovich, Leonid P. Podenok, Maxim E. Vatkin	Neural Networks to Solve the Problems of Control and Identification.	DELTA	2002	DBLP DOI BibTeX RDF
1	Christopher G. Pretty, J. Geoffrey Chase	Reconfigurable DSP's for Efficient MPEG-4 Video and Audio Decoding.	DELTA	2002	DBLP DOI BibTeX RDF	Multimedia, Video, Signal Processing, Audio, MPEG-4, DSP Architecture, Application Analysis
1	Ad J. van de Goor, Ivo Schanstra	Address and Data Scrambling: Causes and Impact on Memory Tests.	DELTA	2002	DBLP DOI BibTeX RDF	Address-scrambling, data-scrambling, fault models, memory tests, data backgrounds
1	Leonardo L. Giovanini	Multivariable Predictive Feedback Control.	DELTA	2002	DBLP DOI BibTeX RDF	time delay compensation, feedback control, predictive control, decoupling control
1	William Phipps, Ibrahim Al-Bahadly	Sensorless Speed Control in Induction Motor Drives.	DELTA	2002	DBLP DOI BibTeX RDF
1	H. L. Sng, Gourab Sen Gupta, Chris H. Messom	Strategy for Collaboration in Robot Soccer.	DELTA	2002	DBLP DOI BibTeX RDF
1	Andrzej Rucinski 0002, Barbara Dziurla-Rucinska	Boundary Scan as a Test Solution in Microelectronics Curricula.	DELTA	2002	DBLP DOI BibTeX RDF	IEEE 1149.4 standard, Education, Boundary scan
1	Parag K. Lala, K. K. Bondali	On Biologically-Inspired Design of Fault-Tolerant Digital Systems.	DELTA	2002	DBLP DOI BibTeX RDF
1	Rui Xiao, Chip-Hong Chang, Thambipillai Srikanthan	On the Initialization and Training Methods for Kohonen Self-Organizing Feature Maps in Color Image Quantization.	DELTA	2002	DBLP DOI BibTeX RDF	Neural Networks, Self-Organizing Feature Maps, Color Quantization
1	Piia Simonen, Ilkka Saastamoinen, Mika Kuulusa, Jari Nurmi	Advanced Instruction Set Architectures for Reducing Program Memory Usage in a DSP Processor.	DELTA	2002	DBLP DOI BibTeX RDF	instruction memory, memory compression, ISA, DSP processor
1	Phillip E. Pascoe, Harsha R. Sirisena, Adnan H. Anbuky	Coup De Fouet Based VRLA Battery Capacity Estimation.	DELTA	2002	DBLP DOI BibTeX RDF	Coup de fouet, VRLA Battery, Standby power system, Capacity
1	Ruly Lai-U Choi, Ross D. Murch	MIMO Transmit Optimization for Wireless Communication Systems.	DELTA	2002	DBLP DOI BibTeX RDF
1	Jörg Velten, Anton Kummert	FPGA-Based Implementation of Variable Sized Structuring Elements for 2D Binary Morphological Operations.	DELTA	2002	DBLP DOI BibTeX RDF	industrial image processing, morphological operations
1	R. M. Hodgson	The Development and Transfer of Advanced Technology from Universities to Industry.	DELTA	2002	DBLP DOI BibTeX RDF	Technology Transer, image processing, Systems Engineering
1	Monica Alderighi, Fabio Casini, Sergio D'Angelo, Davide Salvi, Giacomo R. Sechi	A Fault-Tolerant FPGA-based Multi-Stage Interconnection Network for Space Applications.	DELTA	2002	DBLP DOI BibTeX RDF	Fault Tolerance, Field programmable Gate Arrays, Multistage Interconnection Network, Space Applications
1	Wen-Yaw Chung, Mao-Hsiang Yeh, Jia-Chyi Chen, Shen-Kan Hsiung, Dorota G. Pijanowska, Wladyslaw Torbicz, Jung-Chuan Chou, Tai-Ping Sun	Design of a Low-voltage Instrumentation Amplifier for Enzyme-Extended-Gate Field Effect Transistor Based Urea Sensor Application.	DELTA	2002	DBLP DOI BibTeX RDF	bulk-driven amplifier, enzyme, extended-gate field effect transistor, urea concentration, instrumentation amplifier
1	Hans Hauser, Paul L. Fulmek, Felix A. Himmelstoss, Thomas M. Wolbank, Reinhard Wöhrnschimmel, Peter R. Wurm	Magnetic Hysteresis Modeling of Electronic Components.	DELTA	2002	DBLP DOI BibTeX RDF
1	Mike W. T. Wong, K. Y. Ko, Yim-Shu Lee	Analog and Mixed-Signal IP Cores Testing.	DELTA	2002	DBLP DOI BibTeX RDF	mixed-signal design, analog circuit testing, SOCs
1	Zhen Guo, Jacob Savir	Observer-Based Test of Analog Linear Time-Invariant Circuits.	DELTA	2002	DBLP DOI BibTeX RDF
1	Gabriela Peretti, Eduardo Romero 0002, Franco Salvático, Carlos A. Marqués	A Functional Approach to Test Cascaded BCD Counters.	DELTA	2002	DBLP DOI BibTeX RDF	off-line built-in self-test, functional test, synchronous systems, digital testing
1	Jörg E. Vollrath	Signal Margin Analysis for Memory Sense Amplifiers .	DELTA	2002	DBLP DOI BibTeX RDF	Signal margin, Test, Memory, Diagnosis, DRAM
1	Raimund Ubar, Jaan Raik, Eero Ivask, Marina Brik	Multi-Level Fault Simulation of Digital Systems on Decision Diagrams.	DELTA	2002	DBLP DOI BibTeX RDF	register transfer and gate level descriptions, fault simulation, decision diagrams, Digital systems
1	Hiroyuki Yotsuyanagi, Masaki Hashizume, Taisuke Iwakiri, Masahiro Ichimiya, Takeomi Tamesada	Random Pattern Testability of the Open Defect Detection Method using Application of Time-variable Electric Field.	DELTA	2002	DBLP DOI BibTeX RDF	supply current test, time-variable electric field, test pattern generation, CMOS IC, open defects
1	Yong Liu 0023, Zhiqiang Gao, Xiangqing He	A Flexible Embedded SRAM Compiler.	DELTA	2002	DBLP DOI BibTeX RDF
1	Ilkka Saastamoinen, David A. Sigüenza-Tortosa, Jari Nurmi	Interconnect IP Node for Future System-on-Chip Designs.	DELTA	2002	DBLP DOI BibTeX RDF	System-on-Chip, reuse, on-chip communication, packet network
1	Seiji Kajihara, Kenjiro Taniguchi, Irith Pomeranz, Sudhakar M. Reddy	Test Data Compression Using Don't-Care Identification and Statistical Encoding.	DELTA	2002	DBLP DOI BibTeX RDF	Statistical Encoding, Don't Care Identification, Huffman's algorithm, Test Data Compression
1	John L. Bähr	Applied Science (Electronics) at the University of Otago.	DELTA	2002	DBLP DOI BibTeX RDF
1	Matthew Walker, Chris H. Messom	A Comparison of Genetic Programming and Genetic Algorithms for Auto-tuning Mobile Robot Motion Control.	DELTA	2002	DBLP DOI BibTeX RDF
1	Chih-Wen Lu, Chung-Len Lee 0001	A Low Power High Speed Class-B Buffer Amplifier for Flat Panel Display Application.	DELTA	2002	DBLP DOI BibTeX RDF	class-B output buffer, flat-panel display, low power
1	Anna Antola, Mariagiovanna Sami, Vincenzo Piuri	On-line Diagnosis and Reconfiguration of FPGA Systems.	DELTA	2002	DBLP DOI BibTeX RDF	on-line detection, fault tolerance, FPGA, reconfiguration, diagnosis
1	Chandan Chakraborty, Subhas C. Mukhopadhyay	A Novel Compound Type Resonant Rectifier Topology.	DELTA	2002	DBLP DOI BibTeX RDF
1	Peter J. Green, Desmond P. Taylor	Smart Antenna Software Radio Test System.	DELTA	2002	DBLP DOI BibTeX RDF	space-time processing, algorithm testing, test system, real-time processing, smart antennas, software radio
1	Syed Mahfuzul Aziz, S. J. Carr	On C-Testability of Carry Free Dividers.	DELTA	2002	DBLP DOI BibTeX RDF	Carry-free, C-Testability, Divider, Radix-2
1	Yao Li, Paul Wilson	PARTOS-11: an Efficient Real-Time Operating System for Low-Cost Microcontrollers.	DELTA	2002	DBLP DOI BibTeX RDF	embedded microcontroller, slack sharing server, real-time operating system
1	Kohei Miyase, Seiji Kajihara, Sudhakar M. Reddy	A Method of Static Test Compaction Based on Don't Care Identification.	DELTA	2002	DBLP DOI BibTeX RDF	Coloring Problem, Don't Care Identification, ATPG, Static Test Compaction
1	Hideyuki Ichihara, Tomoo Inoue	Generating Small Test Sets for Test Compression/Decompression Scheme Using Statistical Coding.	DELTA	2002	DBLP DOI BibTeX RDF	statistical code, test generation, ATE, test compression, test compaction
1	Zoorina Bee Kader Mastan, Azrul Ghazali, Muhammad Muhsin Idris	Transmission of Data/Sketch through Telephone Lines using Gapping Technique via a Low Cost Telewriting Equipment .	DELTA	2002	DBLP DOI BibTeX RDF	Telewriting equipment, Gapping technique, Talk-spurt pattern, Gap detector, Compression, Run Length Encoding
1	Ibrahim H. Al-Bahadly	Analysis of Position Estimation Method for Switched Reluctance Drives.	DELTA	2002	DBLP DOI BibTeX RDF	SR drives, position estimation
1	Ton J. Mouthaan, R. W. Brink, Henk Vos	Competencies of BSc and MSc Programmes in Electrical Engineering and Student Portfolios.	DELTA	2002	DBLP DOI BibTeX RDF
1	Meng-Lieh Sheu, Tai-Ping Sun, Far-Wen Jih	Test Socket Chip for Measuring Dark Current in IR FPA.	DELTA	2002	DBLP DOI BibTeX RDF	Test Socket Chip, Infrared(IR), Focal Plane Array(FPA), Dark Current
1	Vivek Gaur, Vishwani D. Agrawal, Michael L. Bushnell	A New Transitive Closure Algorithm with Application to Redundancy Identification.	DELTA	2002	DBLP DOI BibTeX RDF	logic redundancy, partial implications, transitive closure, Implication graph
1	Yannick Bonhomme, Patrick Girard 0001, Christian Landrault, Serge Pravossoudovitch	Test Power: a Big Issue in Large SOC Designs.	DELTA	2002	DBLP DOI BibTeX RDF	DfT, BIST, Scan, Low Power Testing, Test Power
1	Jacob A. Abraham, Arun Krishnamachary, Raghuram S. Tupuri	A Comprehensive Fault Model for Deep Submicron Digital Circuits.	DELTA	2002	DBLP DOI BibTeX RDF
1	Chie Dou, Shing-Jeh Jiang, Kuo-Cheng Leu	A Novel CAM/RAM Based Buffer Manager for Next Generation IP Routers.	DELTA	2002	DBLP DOI BibTeX RDF	CAM/RAM integration, buffer manager, content addressable memory, IP router
1	Mirco Pieper, Anton Kummert	Stand-alone Digital Real-Time Image Processing Board based on an FPGA.	DELTA	2002	DBLP DOI BibTeX RDF
1	Florent Carlier, Fabienne Nouvel, Jacques Citerne	Multi-User Detection for CDMA Communications Based on Self Organized Neural Networks Structures.	DELTA	2002	DBLP DOI BibTeX RDF	GROWING GRID, KOHONEN, NEURAL NETWORK, CDMA, MULTI-USER DETECTION
1	David Parker 0001	Computer Based Real-Time Simulator for Renewable Energy Converters.	DELTA	2002	DBLP DOI BibTeX RDF	Wind energy, Micro-hydro, Simulator, Real-time control, Renewable energy
1	Saeid Sanei, Tracey Kah-Mein Lee	An Architecture for High Speed Ultrasound Image Capture and Real-time 3D Reconstruction.	DELTA	2002	DBLP DOI BibTeX RDF
1	Sourav Kundu, Kazuto Seto, Shigeru Sugino	Genetic Algorithm Application to Vibration Control of Tall Flexible Structures.	DELTA	2002	DBLP DOI BibTeX RDF
1	István Vajda	Conceptual Design of an All Superconducting Mini Power Plant Model.	DELTA	2002	DBLP DOI BibTeX RDF
1	Yoshinobu Higami, Shin-ya Kobayashi, Yuzo Takamatsu	Modifying Test Vectors for Reducing Power Dissipation in CMOS Circuits.	DELTA	2002	DBLP DOI BibTeX RDF	Test generation, Fault simulation, Power dissipation, CMOS circuit
1	Gourab Sen Gupta, H. L. Sng, Chris H. Messom	State Transition Based Supervisory Control for a Robot Soccer System.	DELTA	2002	DBLP DOI BibTeX RDF
1	Shing Tenqchen, Ji-Horn Chang, Wu-Shiung Feng, Bor-Sheng Jeng	Pipelining Extended Givens Rotation RLS Adaptive Filters.	DELTA	2002	DBLP DOI BibTeX RDF
1	Ranjit Singh, Low Lee Ngo, Ho Soon Seng, Frederick Neo Chwee Mok	A Silicon Piezoresistive Pressure Sensor.	DELTA	2002	DBLP DOI BibTeX RDF
1	Victor Varshavsky, Vyacheslav Marakhovsky	GALA Approach in Design of Asynchronous Control for Counterflow Pipeline Processor.	DELTA	2002	DBLP DOI BibTeX RDF	GALA - Globally Asynchronous Locally Arbitrary, Counterflow Pipeline Processor, Synchronous Prototype, Arbitration, Asynchronous Design
1	Jan Hlavicka, Petr Fiser	Minimization and Partitioning Method Reducing Input Sets.	DELTA	2002	DBLP DOI BibTeX RDF	Boolean minimization, BOOM, load balancing, function partitioning
1	Warwick Allen, Donald G. Bailey, Serge N. Demidenko, Vincenzo Piuri	Test Chirp Signal Generation Using Spectral Warping.	DELTA	2002	DBLP DOI BibTeX RDF	Electronic testing, spectral warping, chirp signal generation, DSP
1	Seung Hoon Choi, Kaushik Roy 0001	Noise Analysis under Capacitive and Inductive Coupling for High Speed Circuits.	DELTA	2002	DBLP DOI BibTeX RDF	Crosstalk, Inductance, Capacitance, Noise Analysis, Noise Margin, High Speed Circuit
1	J. Geoffrey Chase, Christopher G. Pretty, Alex Bedarida, Philippe Bettler	An Applications-Based Approach to Measuring DSP Efficiency.	DELTA	2002	DBLP DOI BibTeX RDF	Reconfigurable DSP, Signal Processing, DSP Architecture, Application Analysis
1	Jamil Y. Khan, Joshua Wall, Mohammed A. Rashid	Bluetooth-Based Wireless Personal Area Network for Multimedia Communication.	DELTA	2002	DBLP DOI BibTeX RDF
1	Kazuya Shimizu, Masaya Takamura, Takanori Shirai, Noriyoshi Itazaki, Kozo Kinoshita	Fault Simulation Method for Crosstalk Faults in Clock-Delayed Domino CMOS Circuits.	DELTA	2002	DBLP DOI BibTeX RDF	Clock-delayed domino circuit, Fault simulation, crosstalk fault
1	Donald G. Bailey, D. Irecki, B. K. Lim, L. Yang	Test Bed for Number Plate Recognition Applications.	DELTA	2002	DBLP DOI BibTeX RDF
1	César A. Piña	Evolution Of The Mosis VLSI Educational Program.	DELTA	2002	DBLP DOI BibTeX RDF
1	S. C. Mukhopadhyay 0001	Modeling of a Repulsive Type Magnetic Bearing for Five Axis Control Under Intermittent Operation Including Eddy Current Effect.	DELTA	2002	DBLP DOI BibTeX RDF
1	Adrian A. Dorrington, Rainer Künnemeyer	A Simple Microcontroller Based Digital Lock-in Amplifier for the Detection of Low Level Optical Signals.	DELTA	2002	DBLP DOI BibTeX RDF	digital lock-in amplifier, integrating input, optimised digital filter
1	David V. Kerns, Sherra E. Kerns, Gill A. Pratt, Mark H. Somerville, Jill D. Crisman	The Search for Design in Electrical Engineering Education.	DELTA	2002	DBLP DOI BibTeX RDF
1	Haifeng Zhou, Zhenghui Lin, Wei Cao	Research on VHDL RTL Synthesis System.	DELTA	2002	DBLP DOI BibTeX RDF	VHDL RTL synthesis, ambiguous grammar, language level optimization, inference, formal semantics, parser
1	Manuel A. d'Abreu	Noise-Its Sources, and Impact on Design and Test of Mixed Signal Circuits.	DELTA	2002	DBLP DOI BibTeX RDF
1	Dale A. Carnegie	A Semi-Generic System for the Control of Autonomous Mobile Mechatrons.	DELTA	2002	DBLP DOI BibTeX RDF	generic control, autonomous mobile robotics, Mechatronics, LabVIEW
1	Irith Pomeranz, Sudhakar M. Reddy	Properties of Output Sequences and their Use in Guiding Property-Based Test Generation for Synchronous Sequential Circuits.	DELTA	2002	DBLP DOI BibTeX RDF
1	Dominique Federici, Paul Bisgambiglia, Jean François Santucci	Behavioral Fault Simulation: Implementation and Experiments Results.	DELTA	2002	DBLP DOI BibTeX RDF
1		1st IEEE International Workshop on Electronic Design, Test and Applications (DELTA 2002), 29-31 January 2002, Christchurch, New Zealand	DELTA	2002	DBLP BibTeX RDF
1	Salim Ouadjaout, Marie-France Albenge, Dominique Houzet	VSIA Interface Cosynthesis.	DELTA	2002	DBLP DOI BibTeX RDF	VSIA, SoC, Co-design, interface synthesis
1	Syed Mahfuzul Aziz, C. N. Basheer, Joarder Kamruzzaman	A Synthesisable VHDL Model for an Easily Testable Generalised Multiplier.	DELTA	2002	DBLP DOI BibTeX RDF	Modified Booth, Generic, Synthesis, VHDL, Multiplier, C-Testable
1	Yves Bertrand, Marie-Lise Flottes, Florence Azaïs, Serge Bernard, Laurent Latorre, Regis Lorival	European Network for Test Education.	DELTA	2002	DBLP DOI BibTeX RDF
1	William Chen, Simon D. Round, Richard Duke	Design of an Auxiliary Power Distribution Network for an Electric Vehicle.	DELTA	2002	DBLP DOI BibTeX RDF	power supply, Cuk converter, electric vehicle
1	Matthew Worsman, Mike W. T. Wong, Yim-Shu Lee	Enhancing The Static D. C. Fault Diagnosis Of A Resistance Temperature Detector Sensor Circuit Using Equivalent Fault Analysis.	DELTA	2002	DBLP DOI BibTeX RDF	equivalent faults, fault diagnosis, Analog testing
1	Richard J. Blaikie, Maan M. Alkaisi, Steven M. Durbin, David R. S. Cumming	Teaching Integrated Circuit and Semiconductor Device Design in New Zealand: The University of Canterbury Approach.	DELTA	2002	DBLP DOI BibTeX RDF	Semiconductor Devices, Education, Integrated Circuit
1	Christophe Paoli, Marie-Laure Nivet, Jean François Santucci, Antoine Campana	Path-Oriented Test Data Generation of Behavioral VHDL Description.	DELTA	2002	DBLP DOI BibTeX RDF	High level design validation, simulation-based validation, software testing techniques, constraint logic programming language, VHDL
1	Atsumu Iseno, Yukihiro Iguchi	A Method for Storing Fail Bit Maps in Burn-in Memory Testers.	DELTA	2002	DBLP DOI BibTeX RDF
1	Sébastien Mallier, Fabienne Nouvel, Jean-Yves Baudais, Daniel Gardan, Ahmed Zeddam	Multi-Carrier CDMA over Copper Lines-Comparison of Performances with the ADSL System.	DELTA	2002	DBLP DOI BibTeX RDF	DMT, equalization, MC-CDMA, ADSL
1	Masaki Hashizume, Masashi Sato, Hiroyuki Yotsuyanagi, Takeomi Tamesada	Power Supply Circuit for High Speed Operation of Adiabatic Dynamic CMOS Logic Circuits.	DELTA	2002	DBLP DOI BibTeX RDF	adiabatic logic circuit, power supply circuit, CMOS, dynamic circuit, low power circuit
1	Ranjit Singh	An Intelligent System for Odour Discrimination.	DELTA	2002	DBLP DOI BibTeX RDF
1	Wayne Moorhead, Serge N. Demidenko	Making ATE Accessible for Academic Institutions.	DELTA	2002	DBLP DOI BibTeX RDF	Electronic ducation, hardware/software requirements, curriculum, test technology
1	Ranganathan Sankaralingam, Nur A. Touba	Reducing Test Power During Test Using Programmable Scan Chain Disable.	DELTA	2002	DBLP DOI BibTeX RDF
1	Janusz Sosnowski, K. Szafran	Monitoring Parallel Interfaces in System Environment.	DELTA	2002	DBLP DOI BibTeX RDF	interface testing, transmission monitoring, parallel interfaces, IEEE1284
1	Hans G. Kerkhoff, Arun A. Joseph, Sander Heuvelmans	Testable Design and Testing of High-Speed Superconductor Microelectronics.	DELTA	2002	DBLP DOI BibTeX RDF
1	Marco Krips, Thomas Lammert, Anton Kummert	FPGA Implementation of a Neural Network for a Real-Time Hand Tracking System.	DELTA	2002	DBLP DOI BibTeX RDF	artifical neural network, VLSI design, real-time image processing
1	Paul Gaynor, Jonathan Skipwith	A High Voltage Amplifier for use in Medical Applications of Electroporation.	DELTA	2002	DBLP DOI BibTeX RDF	electroporation, electropermeabilization, high voltage amplifier, valves, vacuum tubes, AC pulses
1	Roger F. Browne, Serge N. Demidenko, R. O'Driscoll	Harnessing Geographically Distributed Cooperation in Microtechnology Course at Massey University.	DELTA	2002	DBLP DOI BibTeX RDF
1	Michel Renovell, Penelope Faure, Paolo Prinetto, Yervant Zorian	Testing the Unidimensional Interconnect Architecture of Symmetrical SRAM-Based FPGA.	DELTA	2002	DBLP DOI BibTeX RDF	FPGA, Test
1	Chandramouli Gopalakrishnan, Srinivas Katkoori	Power Optimization of Combinational Circuits by Input Transformations.	DELTA	2002	DBLP DOI BibTeX RDF
1	Murray Pearson, Dean Armstrong, Tony McGregor	Design of a Processor to Support the Teaching of Computer Systems.	DELTA	2002	DBLP DOI BibTeX RDF
1	Tharek Abdul Rahman, Toh Chee Leng	Adaptive Power Control Design for Microwave Communication System.	DELTA	2002	DBLP DOI BibTeX RDF

Publications at "DELTA"( http://dblp.L3S.de/Venues/DELTA )