CJK Radicals Supplement

CJK Radicals Supplement is a Unicode block containing alternative, often positional, forms of the Kangxi radicals. They are used as headers in dictionary indices and other CJK ideograph collections organized by radical-stroke.

CJK Radicals Supplement
RangeU+2E80..U+2EFF
(128 code points)
PlaneBMP
ScriptsHan
Assigned115 code points
Unused13 reserved code points
Unicode version history
3.0115 (+115)
Note: [1][2]

BlockEdit

CJK Radicals Supplement[1][2]
Official Unicode Consortium code chart (PDF)
  0 1 2 3 4 5 6 7 8 9 A B C D E F
U+2E8x
U+2E9x
U+2EAx
U+2EBx ⺿
U+2ECx
U+2EDx
U+2EEx
U+2EFx
Notes
1.^ As of Unicode version 12.0
2.^ Grey areas indicate non-assigned code points

HistoryEdit

The following Unicode-related documents record the purpose and process of defining specific characters in the CJK Radicals Supplement block:

Version Final code points[a] Count L2 ID WG2 ID IRG ID Document
3.0 U+2E80..2E99, 2E9B..2EF3 115 L2/97-025 N1492 N407 Proposal Summary Form for Ideographic Radical Supplement, 1996-06-27
N1432 N367 Proposal Summary Form: Ideographic Radical Supplement, 1996-08-01
N1453 Ksar, Mike; Umamaheswaran, V. S. (1996-12-06), "9.8 Ideographic Radical Supplement", WG 2 Minutes - Quebec Meeting 31
N429 TCA's Position Concerning on the WG2's Comments of Ideographic Radical Supplement, 1997-01-15
L2/97-023 N1486 N437 IRG #8 Resolutions, 1997-01-16
N1489 Supplement to Ideographic Components and Composition Schemes, 1997-01-16
N1490 N436 Response to WG2 question on Ideographic Structure Characters, 1997-01-16
L2/97-030 N1503 (pdf, doc) Umamaheswaran, V. S.; Ksar, Mike (1997-04-01), "9.4", Unconfirmed Minutes of WG 2 Meeting #32, Singapore; 1997-01-20--24
L2/97-114 N1544 (html, doc) N453 Sato, T. K. (1997-04-08), Questions on the "Han structure method" described in WG2 N1490 (IRG N436)
N454 Addition of new radicals, 1997-04-08
N455 Japanese Proposal to the Radical Supplement, 1997-04-14
L2/97-162 N1617 N480 Zhang, Zhoucai (1997-06-27), Ideographic Radical Supplement
L2/97-288 N1603 Umamaheswaran, V. S. (1997-10-24), "9.3", Unconfirmed Meeting Minutes, WG 2 Meeting # 33, Heraklion, Crete, Greece, 20 June - 4 July 1997
L2/98-106 N1732 Zhang, Zhoucai (1998-03-19), CJK Radical Suppliment [sic]
L2/98-332 N1923 Combined PDAM registration and consideration ballot on WD for ISO/IEC 10646-1/Amd. 15, AMENDMENT 15: Kang Xi radicals and CJK radicals supplement, 1998-10-28
L2/98-415 Jenkins, John (1998-12-01), Comments on the CJK Radicals Supplement
L2/99-010 N1903 (pdf, html, doc) Umamaheswaran, V. S. (1998-12-30), "10.4", Minutes of WG 2 meeting 35, London, U.K.; 1998-09-21--25
L2/98-419 (pdf, doc) Aliprand, Joan (1999-02-05), "CJK Radicals Supplement", Approved Minutes -- UTC #78 & NCITS Subgroup L2 # 175 Joint Meeting, San Jose, CA -- December 1-4, 1998
L2/99-073 N1968 (html, doc) Summary of Voting on SC 2 N 3213, PDAM ballot on WD for 10646-1/Amd. 15: Kang Xi radicals and CJK radicals supplement, 1999-02-08
L2/99-119 Text for FPDAM ballot of ISO/IEC 10646, Amd. 15 - Kang Xi radicals and CJK radicals supplement, 1999-04-07
L2/99-232 N2003 Umamaheswaran, V. S. (1999-08-03), Minutes of WG 2 meeting 36, Fukuoka, Japan, 1999-03-09--15
L2/99-252 N2065 Summary of Voting on SC 2 N 3311, ISO 10646-1/FPDAM 15 - Kang Xi radicals and CJK radicals supplement, 1999-08-19
L2/99-299 N2121 Disposition of Comments Report on SC 2 N 3311, ISO/IEC 10646-1/FPDAM 15 AMENDMENT 15: Kang Xi radicals and CJK radicals supplement, 1999-09-20
L2/99-300 N2122 Paterson, Bruce (1999-09-21), Revised Text for FDAM ballot of ISO/IEC 10646-1/FDAM 15, AMENDMENT 15: Kang Xi radicals and CJK radicals supplement
L2/00-010 N2103 Umamaheswaran, V. S. (2000-01-05), Minutes of WG 2 meeting 37, Copenhagen, Denmark: 1999-09-13--16
L2/00-044 Summary of FDAM voting: ISO 10646 Amendment 15: Kang Xi radicals and CJK radicals supplement, 2000-01-31
  1. ^ Proposed code points and characters names may differ from final code points and names

See alsoEdit

ReferencesEdit

  1. ^ "Unicode character database". The Unicode Standard. Retrieved 2016-07-09.
  2. ^ "Enumerated Versions of The Unicode Standard". The Unicode Standard. Retrieved 2016-07-09.