Page  169 ï~~AN HIGHLY PARALLEL [ME MUSIC I REAL-TI ' DIGITAL SIGNAL PROCE Nick Bailey Alan Purvis DURHAM MUSIC TECHNOLOGY* School of Engineering & Applied Science University of Durham South Road 'Durham DH1 3LE I]r la Pe DI De Un Pa Du ENGLAND ABSTRACT: Real-time digital sign tions place very high unconventional demands on computational speed pre 1 0. lg *1 1 ---A A-L__-_LL - U

Page  170 ï~~Networks for DSP, and for Con It has been suggested[4'5I that an efficient archit of processors with additional control data rout has the property that audio samples pass down of the number of processors, and that the add control bandwidth linearly with the number of U. The imos Transputer(TM) chosen an high-speed 32bit processor designed especin their communications. also has available a of highly parallel applications, OCCAM, whici Each processor has four hardware communicat ternary tree, providing between hierarchical cont: short path lengths arbitrary nodes, t designed tend use hi1erarchical data struct fornhorizntal comncto acrlyepos y h the tree, fundamental element actually em~lo~ed by thc

Page  171 ï~~Conclusions The construction of a general purpose synthesis/I requires not only high-performance DSP capabili control functions. For absolute flexibility and sr required, with memory being of secondary imports use of an highly parallel architecture, which dem and general application. References Vercoe, B., Cumming, D. 'Connection Machi ceedings of the International Computer Music Morita,H., Ohteru,S., Hashimoto,S. 'Con Human Conductor I Proceedings of the Internat 1989. pp207-210 Cadoz,C., LucianiA., Florens,J. 'Resp onsiv Simulation of Intrumental Mechanisms: TheC