Transcoding system for delivering electronic documents to a device having a braille display

摘要: An electronic document delivery system is described including a client machine coupled to (i.e., in wired or wireless communication with) transcoder proxy. The may be, for example, palmtop handheld computer device with limited memory and/or processing capability. includes Braille display and provides format information identifying selected the proxy receive documents. Each presentation (e.g., text user controls such as buttons). rule set rules translating documents from any one of first digital formats text-based markup language HTML, extensible language/XML, POSTSCRIPT, portable format/PDF) various English Braille, European Japanese grades grade 1, 2, etc.). Locating within reduces resource requirements machine. translates second scripting language) that converted format, format.