the sorted data being recorded on the original record carrier within the same space in which the data had been recorded prior to their sorting, without using intermediate storage

Methods or arrangements for processing data by operating upon the order or content of the data handled > Arrangements for sorting or merging computer data on continuous record carriers, e.g. tape, drum, disc > Sorting, i.e. extracting data from one or more carriers, re-arranging the data in numerical or other ordered sequence, and re-recording the sorted data on the original carrier or on a different carrier or set of carriers > the sorted data being recorded on the original record carrier within the same space in which the data had been recorded prior to their sorting, without using intermediate storage

Methods or arrangements for processing data by operating upon the order or content of the data handled (logic circuits H03K19/00) > Arrangements for sorting or merging computer data on continuous record carriers, e.g. tape, drum, disc > Sorting, i.e. extracting data from one or more carriers, rearranging the data in numerical or other ordered sequence, and rerecording the sorted data on the original carrier or on a different carrier or set of carriers (G06F7/36 takes precedence) > the sorted data being recorded on the original record carrier within the same space in which the data had been recorded prior to their sorting, without using intermediate storage