The Proceedings of
The 5th International Conference on
Signal Processing Applications & Technology
Dallas, Texas, USA
October 18-21,1994
Volume I
©DSP Associates
UB/TIB Hannover 89114 276 188
The Proceedings ofThe Fifth International Conference on
Signal Processing Applications & Technology
TABLE OF CONTENTS
•ADAPTIVE DSP IMPLEMENTATION
A TMS320C5X DSP-Based Full-Duplex Speaker Phone 1Padma P. Mallela and Sen M. Kuo, Northern Illinois University, USAMansoor A. Chishtie, Texas Instruments, USA
Acoustic Echo Cancellation Microphone System for Large-Scale 7Videoconferencing, Sen M. Kuo, Northern Illinois University, USAZhibing Pan, Dialogic Corp., USA
Real-Time Implementation of Low Delay Acoustic Echo-Cancellation on one 13TMS320C30 DSP, G.P.M. Egelmeers, P.C.W. Sommen, G.M. Alexiu, andC.P.A. Vervoort, Eindhoven University of Technology, NETHERLANDS
Adaptive Filter Routines for the Motorola DSP56100 Family 19A.W. Ubale, V.K. Anuradha, Kalyan Krishnan and B. MadhukarMotorola India Electronics, INDIA
An Adaptive Microphone Array Employing Calibration Signals Recorded 25On-SHe, Sven Nordebo, Ingvar Claesson and Sven Nordholm,Univ. of Karlskrona/Ronneby, SWEDEN
•ADAPTIVE DSP - ALGORITHMS (POSTER SESSION)
A Fast Algorithm for Real-Time Adaptive Notch Filtering 30Yuchen Huang, Intel Corporation, USAYih-Chyun Jenq, Portland State University, USA
A New Application of the Conjugate Gradient Algorithm to Adaptive 38Beamforming, Giridhar Mandyam & Nasir Ahmed,Univ. of New Mexico, USA
•ADVANCED TV TECHNOLOGY
Test and Monitoring of an HDTV MPEG2 Video Decoder Using the 43TMS320C40, Patrick Kanold, M. Block, Th. Selinger, and M. Talmi, Heinrich-Hertz Inst.,GERMANY; W. Yan and W. Zhang, Technische Univ. Berlin, GERMANY
TMS320C40 Applications for Real-Time Image Processing: Communication . 49Port Interface Designs for Synchronized Data TransferMichael Karl, Technische Universitat Berlin, GERMANYMaati Talmi, Heinrich-Hertz-lnstitut, GERMANY
HDTV Motion Vector Decoding with a TMS320C30 55John Wiseman, General Instruments, USA
Real-Time Video Signal Processing with VSPsK.A. Vissers, G. Essink, P. van Gerwen, A. Popp, E. Riddersma, and H. VeendrickPhilips Research Laboratories, NETHERLANDS
•ASIC DSPs
Application-Specific DSPs for Acoustic and Network Echo-CancellationApplications, Shawn McCaslin, John Camagna, Bheeshmar Redheendran, andVishnu Srinivasan, Crystal Semiconductor, USA
BiCMOS ASIC DSP for Consumer-Level ApplicationsBang W. Lee, Seon-Ug Hwang, and Jae S. LeeSamsung Electronics Co., KOREA
FIR Filter Processor for Sigma-Deha Multimedia Audio CodecJ. Riihiaho, P. Kakela, S. Honkanen, J. Heikkila, and Lauri LipastiFincitec Oy, FINLAND
HORST16™: A DSP Core for ASICsAndreas Gierlinger and Erwin Ofner, Austria Mikro Systeme Int'l A.G., AUSTRIA
A Programmable Multi-Channel Encoder ASIC for GSM Digital CellularRadio System, M. O'Droma and J. Costa, University of Limerick, IRELAND
A New Optimized Audio DAC for the Digital Set Top BoxMaury Wood, Analog Devices, USA
•AUDIO & SPEECH PROCESSING
A Real-Time Multi-Processor System for Signal Analysis and SynthesisApplication, Chunyan Wang and Hong Zeng, Univ. Paris VI, CNRS, FRANCE
A DSP-Based Reverberation System with Graphic InterfaceFernando A. Beltran and Daniel Fernando de VelascoCtr. Polit6cnico Sup. de Ingenieros, SPAIN
Speech Intelligibility Improvement Using the Intel TechniqueK. Darroudi and A. Spanias, Arizona State University, USA
A DSP-Integrated Teleconferencing System Using Subband ApproachM. Tahernezhadi and D. Sosale, Northern Illinois University, USA
•AUDIO & SPEECH PROCESSING (POSTER SESSION)
Frequency Analysis of Non-Stationary Signals Using a Time FrequencyMapping of the DFT Magnitutes, Robert R. Holdrich,Inst. of Electronic Music - Graz, AUSTRIA
Estimation of Glottal Source Waveforms from Speech Signal UsingOrthogonal Search Method, Xiao-Lin Tian and Matti KarjalainenHelsinki University of Technology, FINLAND
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Voice Activity Detection in Colored-Noise Environment through 137Singular Value Decomposition, Markos Dendrinos and Stelios BakamidisInst. for Language & Speech Processing, GREECE
Enhancements of Hands-Free Telecommunications 142P.A. Naylor, Imperial College of ST&M, UK; J. Alcazar, Page Iberica S.A., SPAIN;J. Boudy, Matra Communications, FRANCE; and Y. Grenier, ENST, FRANCE
•AUTOMOTIVE APPLICATIONS
Real-Time Vehicle Identification by Signal Processing 148Young Sung Soh, Myong Ji University, KOREA
Test of Adaptive Beamformers for Speech Acquisition in Cars 154Sofienne Affes and Yves Grenier, ENST, FRANCE
Detection of Obstructed Lane Markers for an Autonomous Vehicle 160Varsha Kamat and Ananth Krishnan, Oakland University, USA
The Implementation of a Digital Signal Processing Board for an AVIS 166Myung-Ryul Choi, Woo-Gyun Shin, Kyung-Won Kim, Hanyang Univ., KOREA;Sung-Sil Kim, Texas Instruments Korea, KOREA; andSeung-Ho Tak, Korea Inst. for Ind. Econ. & Trade, KOREA
•BIOMEDICAL APPLICATIONS
A New Approach for Detection of Abnormalities in Stationary Systems 171Bandula W. Dahanayake and A.R.M. Upton, McMaster University, CANADA
DSP Methods for Frequency-Wavenumber Analysis of the Array 177Surface Electromyogram, David Prutchi, Intermedics Inc., USA
IntraSys: A New Intracellular Data Acquisition and Evaluation System 183Tamas Ledeczi, Hungarian Academy of Sciences, HUNGARY
Signal Processing Challenges in Magnetic Source Imaging Systems 188Nelson R. Corby and Paul D. Miller, GE Corporate Research Center, USA
A New Digital Filter Synthesis and Signal Processor Implementation 194Method for Biomedical Sensor Signal Processing, F. Mekuria, H. Ugnell,S. Amirjoo, T. Fjallbrant, and A. Oberg, University of LinkOping, SWEDEN
Speech Training System for Hearing-Impaired Children Using A Personal 200Computer, F.Sugano, H. Kamata, and Y.lshida, Meiji University, JAPAN
Real-Time System for Monitoring Non-Invasive and Invasive Fetal 204Electrocardiogram, Steven Horner, UTN Medical Center, USA; William Holls 3rd,UTN Medical Center, USA; and Paul Crilly, University of Tennessee, USA
Evaluation of Superconducting Quantum Interference Devices Interfaced 210with Digital Signal Processing Electronics for Biomagnetic ApplicationsPang-Jen Kung, Edward R. Flynn, Roger R. Bracht, & Paul S. Lewis, Los Alamos Nat11 Lab., USA
Image Processing Applied to the Scanner Laser Ophthalmoscope 215Mariuz Sandra, Padua University, ITALY
Real-rime DSP Application for EEG/EP Signal Processing 221L. Moreno, J. Merino, J.D. Pineiro, and J.L. SanchezUnivesidad de la Laguna, SPAIN
Neural Network Analysis of Adventitious Lung Sounds 227Michael S. Doyle, Federal Express, USAPaul H. King, Vanderbilt University, USA
A Novel Real-Time Adaptive Filtering System for Biomedical Applications 232Kosai Raoof, University Joseph-Fourier, FRANCE
Research, Development and Validation of DSP Algorithms in Medical 238Devices: A Case History, Malik F. Arshad and Eric K.Y. Chan,Arrythmia Res. Tech. Inc., USA
•COMMUNICATIONS & TELEPHONY
Average Complexity: GSM Full-Rate Versus Candidate Half-Rate Codecs 244Chris Cavigioli, Analog Devices, GERMANY, et al.
DSP For a Frame Relay Voice, Data, Fax Multiplexer 249Matt Noah and K. Srinivasan, ACT Networks, USA
A Method for Performing Fast Symbol Synchronization in QAM Modems 253David Almagor and Eran Gluska, National Semiconductor, ISRAEL
Implementation of a Multi-Channel Echo Cancellor for Mobile 259Communication with TMS320C50, Don-Sung Oh and Dong-Jin Shin, ETRI, KOREA;Sung-Sil Kim, Texas Instruments Korea,KOREA; and Doo-Soo Lee, Han-Yang Univ., KOREA
An Implementation of 4-Dimensional, Trellis-Coded, 48-ary QAM Modem 264Using Motorola's DSP56001, Guoliang Zeng and Xiaohe Ma,Arizona State Univ., USA
A Universal Tone Generator for National Networks Implemented on DSP 270M. Andronico, S. Casale, A. La Corte, and L. Lo Bello, Univ. di Catania, ITALY
Communication System Simulation Methodologies: CDMA System in 276VHDL Environment, HyoungGin Nam, KyungHi Chang, Gyeong-Lyong Park,JungBum Kim, HoonBock Lee, ETRI, KOREA
TDX: A High-Bandwidth Crossbar-Switched Communication Paradigm 281P.E. Pierce, D.L. Eilers, and A.L. Schreiber, Sandia National Labs., USA
A Simple Energy Criterion for Improving Talk-Off Immunity in DTMF 287Receivers, Baohua Zheng, TALX Corporation, USA
DTMF Generation and Detection on the Motorola DSP56100 Family 292R. Subramaniyan, A. Hiregange, Kalyan Krishnan, and N. Srinivasa,Motorola India Electronics, INDIA
A DSP-Based Instrument for the Measurement of Interuptions in 298Telephone-Type Circuits, Matteo Bertocco, Univ. di Padova, ITALY
RADISH™ VOICE VIEW®: Providing Universal Access to Voice/Data 304Exchange, Michael M. Winseck, Radish Communications Systems, USA
Sinusoidal Transform Coder-Based Congestion Control in Integrated 310Voice/Data Networks, Sona S. Kapadia, Najeeb I. Ansari, and Joseph B. Evans,Univ. of Kansas, USA
Cellular Digital Packet Data (CDPD) 314Tim Marchant, Spectrum Signal Processing, CANADA
A Combined Filtering Structure for Echo Cancellation in Hands-Free 319Mobile Phone Applications, Zhi-Quiang Liu, Univ. of Melbourne, AUSTRALIA
•COMMUNICATIONS & TELEPHONY (POSTER SESSION)
Balanced (O)QPSK with FIR Filter of Discrete Coefficients in CDMA 323System, KyungHi Chang, In Kang, and JaeSok Kim, ETRI, KOREA
A Robust Quasi-Newton Adaptive Filtering Algorithm for Indoor Wireless 328Communications, Srikanth Subramanian, M.L.R. de Campos, D.J. Shpak, andA. Antoniou, University of Victoria, CANADA
Adaptive Suppression of Multiple-Access Interference in QPSK DS/CDMA 334Communication Systems, Rahul Singh, AFLAB, USA
A Compromise Approach for Hybrid Balancing in Using Commercial 340Codec/Filter, Gary Chen and Herb Wildfeuer, Micom Comm. Corp., USA
A Spectrally Efficient Modulation Technique for PCS and Data 345Communication Systems, Saleh Faruque, Northern Telecom, CANADA
•CONSUMER APPLICATIONS
A Stereo Audio Coder Using Adaptive Frame and Channel Bit Allocation 349Jong-ll Kim, Chang Sohn, Byung-Uk Lee, and Kyu-Hwan Chang,Daewoo Electronics Co. Ltd., KOREA
DAFC (Digital Automatic Frequency Control) in Home Use VCR 353Tong-Ha Kim and Yeun-Cheul Jeung, Samsung Electronics, KOREA
DSP Implementation of European Paging System Testing Receiver 359J. Skytta and Jarkko Vuori, Helsinki Univ. of Technology, FINLAND
The Implementation of a Speech Synthesis Module for a Voice Pager 364Myung-Ryul Choi, Woo-Gyun Shin, and Young-Jim Shin, Hanyang Univ.,KOREA; Seung-Ho Tak, Korea Inst. for Ind. Econ. & Trade, KOREA
•DATA COMMUNICATIONS
An Implementation of SRTS Techniques for B-ISDN Ciruit Emulation 368Y.O. Sirl, J.H. Lee, Y.S. Kim, and E.T. Lee, ETRI, KOREA
DSP-Based Manchester Decoder Design 372Fuling Liu, Western Atlas International, USA
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A DSP-Based Complementary Sequence Set Data Modem 377K.V. Prasad, ISRO Satellite Centre, INDIA; M. Darnell, Univ. of Hull, UK
V.32 Trellis-Coded Modulation and De-Modulation Using the Vrterbi 383Algorithm for the Motorola DSP56100 FamilyK. Kamaraj and A. Hiregange, Motorola India Electronics, INDIA
Design and Implementation of a Digital Spread Spectrum Wireless Modem 389Using Rapid Prototyping Concepts, Govind Gupta, S. Srinivas, Chris Neophytou,Murali Krishnan, & Tim Johnson, Univ. of Kansas, USA; Steve Tyler, Rome Labs, USA
Implementation of a Full-Featured Modem Using a Dual-Port RAM 394Interface, Victor Demjanenko, Vocal Technologies Ltd., USA
Implementation of a General Purpose DSP-Based Modem for 8kHz 400Telephony, Frederic Hirzel, Vocal Technologies Ltd., USA
• DSP ALGORITHMS & FILTER REALIZATIONS
Fast Random-Number Generation for Simulation Using Low-Cost DSPs 404Paul G.Flikkema, University of South Florida, USA
A MATLAB-Based Development Tool for Multiplier-less Filter Design Using 408Genetic Algorithm, R. Cemes and D. Ait-Boudaoud, Bournemouth Univ., UK
An Adaptive Fourier Analysis Algorithm 414Ferenc Nagy, Technical Univ. of Budapest, HUNGARY
AR Parameter Estimation Routines for the Motorola DSP56100 Family 419B. Madhukar, V.K. Anuradha, and A.W. Ubale, Motorola India Electronics, INDIA
FIR and IIR Filter Routines for the Motorola DSP56100 Family 425K. Kamaraj and A.W. Ubale, Motorola India Electronics, INDIA
Real-Time Spatial Digital Filtering Using Acuity™ Image Resizing 431Technology, James Goel and Peter Mandl, Genesis Microchip Inc., CANADA
Implementation of the Feedback Adaptive Line Enhancer on the 437TMS320C30 Digital Signal Processor, Yong Y. Li and Piyare L. Sharma,Univ. of Wisconsin- Platteville, USA
Implementation of Filter Banks Using Field Programmable Gate Arrays 441Bjorn Klock, Lisbet Utne, and John Hakon Hus0y, Rogaland Univ. Ctr., NORWAY
•DSP ALGORITHMS & FILTERS (POSTER SESSION)
Application of Radial Basis Function Networks to Model Time-Varying 446AR Process, X.L. Tian and M. Karjalainen, Helsinki Univ. of Technology, FINLAND
The 2-D Windowed Recursive Sliding DFT 452Joseph M. Scanlan, Michael J. Loushine, and William M. Steedly, TASC, USA
Non-Uniform Embedded Scalar Quantizer for Variable Rate Applications 456Benjamin Tang and Gregory J. Pottie, UCLA, USA
A Set of Efficient Algorithms for Time-Frequency Analysis with Zoom-In 461and Zoom-Out Ability, W. Chen and N.C. Griswold, Texas A&M Univ., USA
Describing Time-Frequency Representations with Autocorrelation 467Functions, Matt Perry, Motorola Inc., USA
Zero Insertion Interpolation 472Randy Race, DSP Development Corp., USA
•DSP ARCHITECTURES
High Speed Data Transfer for Embedded Applications 478Rich Jaenicke, SKY Computers Inc., USA
A Modular DSP Approach, 484K.G. Andersson, Ericsson Components AB, SWEDEN
The SHARC Architecture for DSP Multiprocessing 491Ronnin Yee, Analog Devices Inc., USA
Crossbar-Based Architectures in Signal Processing Architectures 496Robert Walsh, Mercury Computer Systems Inc., USA
Low-Power Programmable DSP Chips: Features and System Design 501Strategies, Phil Lapsley, Berkeley Design Tech. Inc., USA
EPICS: A Flexible Approach to Embedded DSP Cores 506R. Woudsma, R. Beltman, and G. Postuma, Philips Research Labs., NETHERLANDSA.C. Turley, Philips Semiconductors, NETHERLANDS
Design Considerations for Multi-Processing DSP Architectures 511 -BMark Clayton, Ariel Corporation, USA
•DSP MACHINES
Flexible Design of Digital Signal Processing System for Speech Applications 512A.M. Mahmoud, Electronics Research Inst., EGYPT; M.A. Rashwan and A.M. Nasar,Cairo Univ.,EGYPT; S.A. Mashali, Electronics Research Institute, EGYPT
Multi-Purpose, Multi-Platform Hardware Modules for Rapid Development 518of DSP-Based System Applications, Reymundo Antonio L. Juco,Adv. Science & Tech. Inst., Philippines
The Adaptive Multiprocessing Systems (AMPS) 524William Vojir and Janet Wedgwood, Northrop Grumman Corp., USA
Block Data Structure-Based Efficient Variant of Sparse Technique for Power 530Flow Computation Employing Digital Signal Processor, S.C. Vema and H. Fujita,Chubu Electric Power Co., JAPAN; K. Nakamura, Nagoya Inst, of Tech., JAPAN;M. Sone, Musashi Institute of Technology, JAPAN
Design and FPGA Implementation of a Hardware Monitor for Performance 536Measurements in Multi-DSP Systems (TMS320C40), R. Ginthor-Kalcsics andR. WeiB, Graz University of Technology, AUSTRIA
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A System for Test of Multiaccess Methods Based on OFDM 542Bo Engstrom and Mikael Isaksson, Telia Research, SWEDEN
Flexible Architecture for Audio and Speech Application Development 547Juha Kuusama, Sample Rate Systems Oy, FINLAND
Pixel Rate Processing of Data from High-Resolution Imaging SensorsUsing the BASIS Image Processing System, Bard Tokerud, Mads Henriksveen,Robert H. Macdonald,and Knut Tvete, Norwegian Defence Research Est., NORWAY
551
Design of a Parallel and Pipelined DSP System for Fast Protein Sequence 557Homologies, C. Boulin, T. Bastian, and A. Epstein,European Molecular Biology Lab., GERMANY
A Scalable Multiprocessor System for Real-Time Image Processing 563Applications Based on DSP 96002, Michael Ludwigs, Reinhold Orgimeister, Michael Karl,Tech. Univ. Berlin, GERMANY; Maati Talmi, Heinrich-Hertz-lnst., GERMANY
Advanced System Software Architecture for a Multi-Algorithm, Rate 569Adaptive Audio/Voice Codec, Paul M. Klein, DSP Software Engineering Inc., USA
High-Performance Digital Signal Processing Using Reconfigurable FPGA 575Logic, Jeffrey L. Hutchings and Kent L. Gilson, National Technologies Inc., USA
•DSP SOFTWARE FOR PARALLEL ARCHITECTURES
A Simulation Environment for Reconfigurable Multi-Computer Systems in 583Digital Image Processing Applications, F. Quiles and Antonio Garrido,Univ. of Castille - la Mancha, SPAIN
Analyzing & Maximizing Multiprocessor Performance, David Rich, 589BBN Systems & Tech. Inc., USA; Richard Jaenicke, SKY Computers Inc., USA
High-Level Programming Language for the Effective Parallel Operation of 594a Multi-DSP System, Hiroaki Chiba and Kouichi Nakamura, Nagoya Inst. of Tech.,JAPAN; Hideki Fujita, Chubu Electric Co., JAPAN; Mototaka Sone, Musashi Inst. ofTech., JAPAN
The Virtuoso Approach: Matching DSP Real-Time Needs with the 600Right Tool, Eric Verhulst, Intelligent Systems Int'l, BELGIUM
Automatic Scheduling of Real-Time Digital Filtering Algorithms onto 606Processors, Haluk Gumiiskaya, Uludag Univ., TURKEY; Bulent Orencik, Istanbul Tech.Univ., TURKEY; Fatih Kurugollu, and Hasan Palaz, Tubitak Marmara Res. Ctr., TURKEY
MODis: A Fast Simulator for Digital Signal Multiprocessors 612Th. Ziegler, Univ. of Erlangen-Nurnberg, GERMANY
Integrating Heterogeneous Multiprocessor System Solutions: A Unified 618Approach, Kim Rowe and Gary K. Roberts, Multiprocessor Toolsmiths, CANADA
Developing and Debugging Heterogeneous Multi-Computer Systems 628Richard Drohan, Mercury Computer Systems Inc., USA
TICK: Tl TMS320C40 Utility Program, Ben Abbott and Akos Ledeczi 634Vanderbilt University, USA
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A Multiprocessor Communications and Debug Kernel for the TMS320C40 640Keith Larson and Pedro R. Gelabert, Texas Instruments Inc., USA
•DSP SOFTWARE: HIGH LEVEL LANGUAGES/TOOLS
GRAPE-II: Graphical RApid Prototyping Environment for Digital Signal 646Processing Systems, Rudy Lauwereins, Marc Engels, Marleen Ade", andJ.A. Peperstraete, Katholieke Univsiteit Leuven, BELGIUM
Simulating ASDSPs Using PINE™ ASSYST™ 652Gil Bendelac, DSP Group Inc., ISRAEL
Towards Better DSP Architectures and Compilers, Mazen Saghir, 658Paul Chow, and Corinna G. Lee, Univ. of Toronto, CANADA
Optimizing Signal Flow Graph Compilers for Digital Signal Processors 665Bernhard WeB, Technische Universitat Wien, AUSTRIA
Mid-Level C-Like Programming Language and Compiler for a Dedicated 671DSP Vector Processor, Eyal Ben-Avraham, National Semiconductor, ISRAEL
Decomposition of Signal Flow Graphs for DSP Compilers Using Trellis 677Trees in Restricted Environments, Anton Helm and Bernhard WeB,Tech. Univ.Wien, AUSTRIA
Addressing Signal Processing Complexity Using VHDL 683Neal Stollon, DSC Communications, USA
An Optimizing Compiler for the TMS320C25 DSP Chip, Wen-Yen Lin, 689Corinna G. Lee, and Paul Chow, University of Toronto, CANADA
DSP-Oriented Extensions to ANSI C 695Benjamin Krepp, Intermetrics, USA
Uses and Misuses of C++ in DSP Application Development 703Samuel P. Harbison, Tartan Inc., USA
Code Generation Techniques in the Block Diagram-Oriented Design Tool 709COSSAP/Descartes, Sebastian Ritz, Matthias Pankert, Vojin Zivojnovic and Heinrich Meyr,Aachen Univ. of Tech., GERMANY; Josef Waltenberger, Synopsys Inc., GERMANY
DSPStone: A DSP-Oriented Benchmarking Methodology, Vojin Zivojnovic, 715Juan Martfnez Velarde, and Christian Schlager, & Heinrich Meyr,Aachen Univ. of Tech., GERMANY
•DSP SOFTWARE PACKAGES
Designing and Simulating a Multi-Stage Sampling Rate Conversion 721System Using a Set of PC Program, David Hagerty and Y.C. Jenq,Portland State University, USA
Modem Development Using the SPOX Real-Time Multi-Tasking Operating 727System, Alexis J. Cournoyer and William T. Ralston, The MITRE Corporation, USA
High Performance Graphics for Parallel Systems 733Akos Ledeczi, Csaba Biegl and Ben Abbott, Vanderbilt University, USA
Design of a DTMF Telephone Handset Using ESDA Tools 738Mark Neefs, Koen Van Nieuwenhove, and Kjell Cools, Mentor Graphics, BELGIUMPeter Davy and Mark Dane, Mentor Graphics UK Ltd., UK
Mathematical Library and Matrix Routines for the Motorola 744DSP56100 Family, N.K. Sancheti, V.K. Anuradha, and K. Krishnan,Motorola India Electronics, INDIA
Floating-point Arithmetic Routines for the Motorola DSP56100 Family 750N.K. Sancheti and R. Subramaniyan, Motorola India Electronics, INDIA
An Overview of the Processing Graph Support Environment 756Roger Hillson, Naval Research Laboratory, USA
The Use of the SPW DSP Framework for a Fixed-Point System Design 762Robert A. Peloso, Panasonic ATVL, USA
Integrating DSP Services and Windows® Applications 768David Lannigan and David Skolnick, Analog Devices, USA
Choosing Tools for DSP Algorithm and Software Development 773Jeff Bier, Berkeley Design Tech., Inc., USA
Hardware "in the Loop" Simulation with COSSAP: Closing the 779Verification Gap, Olaf J. Joeressen and Heinrich Meyr,Aachen Univ. of Tech. (RWTH), GERMANY
Multirate Filter Design System 785Jerry Purcell, Momentum Data Systems, USA
• DSP SOFTWARE PROGRAMMING
Fractional, Integer, and Mixed-Mode Arithmetic on the Motorola 791DSP56100 Family, K. Krishnan, V.K. Anuradha, and N.K. Sancheti,Motorola India, INDIA
1 -D FFT and 2-D DCT Routines for the Motorola DSP56100 Family, 797A. Hiregange, R. Subramaniyan, and N. Srinivasa, Motorola India Electronics, INDIA
A Better Interface to In-Line Assembly Code 802Benjamin Krepp, Intermetrics, USA
Implementation of Real Input Valued FFT on Motorola DSPs 806Wei Chen and Scott King, Motorola, Inc., USA
Development of Commercial DSP Software on the ADSP-2100 Family 812Processors, Stephen G. Dame, ATL Corporation, USA
• DSP TECHNOLOGY
Radio Frequency Digital-to-Analog Converter 818Patrick Conway and David Yu, Duly Research Inc., USA
The Computation of Weyl-Heisenberg Coefficients for Critically Sampled 824and Oversampled Signals, Chao Lu, Towson State University, USA; G. Kechriotis and M. An, Aware Inc.,USA; R. Tolimieri, City College of NY, USA
Converting DSP Software to Hardware: Automating the Process, 830D.P. Noel, T.A. Kwasniewski, A. Castonguay, W.P. Leblanc and S. Mahmoud,Carleton University, CANADA
Specification, Simulation and Implementation of a GSM Speech Codec 834with DSP Station, Marc Van Canneyt, Koen Van Nieuwenhove, Dominique Genin, Kjell Cools, RonnyJonkheere and Patrick Willekens, Mentor Graphics,BELGIUM
A 21 -Bit Multi-Channel Delta-Sigma Ana log-to-Digital Converter Featuring 839LMS Digital Correction, Sal Bernadas and Charles Thompson,Crystal Semiconductor, USA
Rapid Prototyping of a Digital Signal Processor 844S. Kotta and S. Simanapalli, Univ. of North Carolina, USA
A Low Cost, Compact "User" Reconfigurable Three-Dimensional DSP MCM 848Robert E. DeCaro, J. Bruce Totty, and Ying W. Hsu, Irvine Sensors Corp., USA
The MVP: An Architecture for Advanced DSP Applications 854Robert J. Gove, Texas Instruments Inc., USA
Rapid Prototyping of a Multimedia ASIC 860Stefan Tamme, SICAN GmbH, GERMANY
QuickRing Solutions for High-Performance Data Transfer in 866Multiprocessing DSP Architectures, Lee Fisher, CSPI Inc., USA
DSP Benchmarks: Methodology and Results 871Phil Lapsley and Jeff Bier, Berkeley Design Tech. Inc., USA
Frequency Modulated Time Encoding (FMTE) 877Nicholas Arkas, Advanced Intelligence Inc., CANADA
-VOLUME II-
•IMAGE ANALYSIS & CODING
Flexible Image Compression: A Transformative-lnterpolative Approach 880Krishna C. Ratakonda, Univ. of IL-Champaign, USA
Fractal Compression of Data Structures 886Andre Szykier, Cross/Z International Inc., USA
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