Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ricoh Co LtdfiledCriticalRicoh Co Ltd
Priority to JP62108552ApriorityCriticalpatent/JPS641086A/ja
Publication of JPH011086ApublicationCriticalpatent/JPH011086A/ja
Publication of JPS641086ApublicationCriticalpatent/JPS641086A/ja
Priority to US07/441,154prioritypatent/US5144682A/en
Técnica de nivelamento iterativo para pré-processamento de planos de conteúdos mistos de varredura, a fim de aperfeiçoar a qualidade de uma imagem descomprimida e aumentar as relações de compressão de documentos
Character line detecting apparatus using simplified projection information and method thereof and character recognition apparatus thereof and method thereof