1109122-A2 is referenced by 7 patents.
A system for augmenting a conventional price-time chart used for technical analysis of securities price movements. A data processing system is provided to analyse the price activities of an instrument or commodity traded in a market. The system includes means for analysing trading activity and for calculating, for discrete pre-determined time intervals, data representing a respective high price and low price traded by the market during the associated time interval. There is also provided means for processing the data for graphical display as a chart with bars representing high and low prices for each time interval.; The system is characterised by means for analysing the trading activity data to determine for each discrete time interval data representing at least one intra-market element, the intra market element being a price range with substantially high trading activities during the associated time interval, a price range with substantially low trading activities during the associated time interval, or a price interval with the highest trading activities. There are also provided means for processing the data representing the intra market elements for display in graphical form associated with the respective bars for the time intervals.