Braille pattern dots-4 explained

The Braille pattern dots-4 is a 6-dot or 8-dot braille cell with the top right dot raised. It is represented by the Unicode code point U+2808, and in Braille ASCII with the "at" sign: @.

Unified Braille

In unified international braille, the braille pattern dots-4 is used as a formatting indicator, accent mark, or punctuation.[1]

Table of unified braille values

French Braillesuperscript sign, ar
English Brailleaccent/punctuation composition
English Contraction-->
German Braille-->
Bharati Braillevirama/halant[2]
Icelandic Braille-->
IPA Braillesuperscript
Russian Braille-->
Slovak BrailleÄ, @
Arabic Brailleabbreviation indicator
Persian Braille-->
Irish Braille-->
Thai Braille-->
Braille-->

Other braille

Japanese Brailleyōon
Korean Brailleg- / ㄱ
Mainland Chinese Braille, - -->
Taiwanese Brailletone 3
Two-Cell Chinese Braillehomophone discriminator
Nemeth Braillenot an independent sign [3]
Gardner Salinas Braille[4] -->
Algerian Braille‎-->
Braille-->

Plus dots 7 and 8

Related to Braille pattern dots-4 are Braille patterns 47, 48, and 478, which are used in 8-dot braille systems, such as Gardner-Salinas and Luxembourgish Braille.

dots 47 dots 48 dots 478
Gardner Salinas Braille[5] script indicatordefinable font indicator
Luxembourgish Braille[6] -->
Braille-->

Related 8-dot kantenji patterns

See also: Braille pattern dots-5, Braille pattern dots-15, Braille pattern dots-45 and Braille pattern dots-145.

In the Japanese kantenji braille, the standard 8-dot Braille patterns 5, 15, 45, and 145 are the patterns related to Braille pattern dots-4, since the two additional dots of kantenji patterns 04, 47, and 047 are placed above the base 6-dot cell, instead of below, as in standard 8-dot braille.

Kantenji using braille patterns 5, 15, 45, or 145

This listing includes kantenji using Braille pattern dots-4 for all 6349 kanji found in JIS C 6226-1978.

Selector

[7] [8] [9] [10]

Notes and References

  1. Web site: World Braille Usage. UNESCO. 2012-04-19. .
  2. Web site: Introduction to Bharati Braille. 25 April 2013. 5 April 2013. https://web.archive.org/web/20130405042606/http://www.acharya.gen.in:8080/disabilities/bh_brl.php. dead.
  3. Web site: Nemeth Braille (Mathematics Braille) . 2012-04-25 . dead . https://web.archive.org/web/20120421113105/http://acharya.iitm.ac.in/disabilities/nemeth_brl.php . 2012-04-21 .
  4. Web site: Index of Topics in Braille Section . Oregon State University Science Access Project Braille topics. . 2012-04-29 . dead . https://web.archive.org/web/20120420124208/http://dots.physics.orst.edu:80/gs_index.html . 2012-04-20 .
  5. Web site: Index of Topics in Braille Section. Oregon State University Science Access Project Braille topics.. 2012-04-29. dead. https://web.archive.org/web/20120420124208/http://dots.physics.orst.edu/gs_index.html. 2012-04-20.
  6. Book: UNESCO. World Braille Usage. 2013. National Library Service for the Blind and Physically Handicapped, Library of Congress. Washington, DC. 978-0-8444-9564-4. 88.
  7. Web site: ロービジョン相談と光学. 31 January 2014.
  8. Web site: 盲人と文字 -漢点字の世界. 27 December 2013.
  9. Web site: 漢点字. 27 December 2013.
  10. Web site: 漢点字入門. 30 December 2013. dead. https://web.archive.org/web/20131231141822/http://www.kunijima.sakura.ne.jp/temp/taijyukai.pdf. 31 December 2013.

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