US 12,466,207 B2
Braille printing method and system thereof
Bing Li, Xi'an (CN); Fei Gao, Xi'an (CN); Xiang Wei, Xi'an (CN); and Zhongyu Shang, Xi'an (CN)
Assigned to XI'AN JIAOTONG UNIVERSITY, Xi'an (CN)
Filed by XI'AN JIAOTONG UNIVERSITY, Xi'an (CN)
Filed on May 19, 2022, as Appl. No. 17/748,065.
Application 17/748,065 is a continuation of application No. PCT/CN2020/095209, filed on Jun. 9, 2020.
Claims priority of application No. 201911137652.9 (CN), filed on Nov. 19, 2019.
Prior Publication US 2022/0314637 A1, Oct. 6, 2022
Int. Cl. B41M 3/16 (2006.01); B41J 3/32 (2006.01); B41M 3/00 (2006.01)
CPC B41M 3/16 (2013.01) [B41M 3/00 (2013.01); B41J 3/32 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A braille printing system, comprising:
an instruction control system (300) configured to receive a signal comprising a printing instruction, establish a database comprising a library of common Chinese character pronunciations, a library of polyphones and special words, a library of Chinese initials and Chinese finals, a library of numbers, a library of punctuations and a library of English letters, extract and isolate a text by using special symbols according to a corresponding setting scheme, convert the text into Pinyin according to the database, convert Pinyin, English, numbers and punctuations into braille respectively, convert the braille into a control instruction, and transmit the control instruction to a control panel (200), a paper feeding system (400), a mechanical motion system (500), and a printing system (600);
the control panel (200) configured to transmit an operation instruction for implementing printing to the instruction control system (300);
the paper feeding system (400) configured to receive the operation instruction and feed a paper for printing;
the mechanical motion system (500) configured to receive the operation instruction, drive the paper feeding system (400) and control the printing system (600) to move in a two-dimensional plane; and
the printing system (600) configured to receive the control instruction from the instruction control system (300), arrange a printing array of braille characters by dense arrangement or printing in alternate columns and rows according to a longitudinal projection size of at least one printing head, and perform braille printing for continuous braille cell printing and printing in alternate columns and rows respectively.