Title : 
Adaptive 2nd-order delta-modulation system with 1-bit memory
         
        
        
            Author_Institution : 
University of Cambridge, Engineering Department, Cambridge, UK
         
        
        
        
        
        
        
            Abstract : 
A system of companding is described, as applied to a 2nd-order delta-modulation system, which has a memory of only one sampling interval, leading to a fast response to overload, and improvement in dynamic range and signal/noise ratio.
         
        
            Keywords : 
adaptive systems; compandors; delta modulation; modulators; adaptive second order delta modulation system; compander; one bit memory; sampling; signal to noise ratio; storage units;
         
        
        
            Journal_Title : 
Electronics Letters
         
        
        
        
        
            DOI : 
10.1049/el:19710204