CJK Unified Ideographs Extension E
CJK Unified Ideographs Extension E is a Unicode block containing rare and historic CJK ideographs for Chinese, Japanese, Korean, and Vietnamese.
| CJK Unified Ideographs Extension E | |
|---|---|
| Range | U+2B820..U+2CEAF (5,776 code points) |
| Plane | SIP |
| Scripts | Han |
| Assigned | 5,762 code points |
| Unused | 14 reserved code points |
| Unicode version history | |
| 8.0 | 5,762 (+5,762) |
| Note: [1][2] | |
The block has dozens of ideographic variation sequences registered in the Unicode Ideographic Variation Database (IVD).[3][4] These sequences specify the desired glyph variant for a given Unicode character.
Block
History
The following Unicode-related documents record the purpose and process of defining specific characters in the CJK Unified Ideographs Extension E block:
| Version | Final code points[lower-alpha 1] | Count | L2 ID | WG2 ID | IRG ID | Document |
|---|---|---|---|---|---|---|
| 8.0 | U+2B820..2CEA1 | 5,762 | L2/04-185 | Jenkins, John (2004-06-07), Propsed [sic] Extension C2 Submission | ||
| L2/06-364 | Jenkins, John (2006-11-01), Proposed UTC C2 Submission | |||||
| L2/06-365 | Jenkins, John (2006-11-01), Proposed UTC C2 Non-submission | |||||
| L2/06-366 | Jenkins, John (2006-11-08), Status of Characters Submitted to the UTC for Inclusion in the Standard | |||||
| L2/11-243 | N4111 | Sources for Orphaned CJK Ideographs, 2011-06-14 | ||||
| L2/11-254 | Constable, Peter (2011-06-20), "Update to UTR #45 U-Source Ideographs requested", UTC Liaison Report from WG2 | |||||
| N4103 | "Resolution 58.05", Unconfirmed minutes of WG 2 meeting 58, 2012-01-03 | |||||
| N4358 | Proposal Summary Form - CJK Unified Ideograph Extension E, 2012-10-10 | |||||
| N4358-A | Code charts for CJK Unified Ideograph Extension E, 2012-10-10 | |||||
| N4358-B | Spread sheet for CJK Unified Ideograph Extension E, 2012-10-10 | |||||
| N4439 | N1948 | CJK_E Correction, 2013-05-22 | ||||
| N4353 (pdf, doc) | "M60.07", Unconfirmed minutes of WG 2 meeting 60, 2013-05-23 | |||||
| L2/13-132 | Moore, Lisa (2013-07-29), "Consensus 136-C29", UTC #136 Minutes, Accept 5762 CJK characters at U+2B820..U+2CEA1 with block CJK Extension E at U+2B820..U+2CEAF, with code points and glyphs as shown in L2/13-151 for encoding in a future version of the standard. | |||||
| L2/13-177 | Chung, Jaemin; Lunde, Ken (2013-08-25), Extension E (WG2 N4459) source glyph error report | |||||
| N4403 (pdf, doc) | Umamaheswaran, V. S. (2014-01-28), "Resolution M61.02 item i", Unconfirmed minutes of WG 2 meeting 61, Holiday Inn, Vilnius, Lithuania; 2013-06-10/14 | |||||
| L2/14-094 | Chung, Jaemin (2014-04-24), Extension F1 and Extension E unification issue | |||||
| L2/15-216 | Lunde, Ken (2015-08-14), Request for kTotalStrokes Data for Extension E & Beyond | |||||
| L2/15-242 | N4682 | West, Andrew; Fan, Ming (2015-10-16), Error Report for CJK Unified Ideographs Extensions C and E | ||||
| N4739 | "M64.06", Unconfirmed minutes of WG 2 meeting 64, 2016-08-31 | |||||
| L2/17-180 | N2202 | Chan, Eiso (2017-06-02), Request for consideration to add kIRG_GSource values to thirteen ideographs and change two G-source glyphs for the Table of General Standard Chinese Characters [Affects U+2BD77, U+2C494, U+2C72F, and U+2CB38] | ||||
| N4974 | N2301 | Request of TCA’s Horizontal Extension for Chemical Terminology [Affects U+2BA52 and U+2C734], 2018-06-12 | ||||
| N4987 | Proposal on China’s Horizontal Extension for 14 CJK Ideographs [Affects U+37C3, 3FE0, 9FD4, 20164, 24A7D, 25ED7, 2677C, 26C21, 2A917, 2AA30, 2BD77, 2C494, 2C72F, and 2CB38], 2018-06-13 | |||||
| N5020 (pdf, doc) | Umamaheswaran, V. S. (2019-01-11), "10.4.6 and 10.4.8", Unconfirmed minutes of WG 2 meeting 67 | |||||
| L2/19-242 | N5094 | N2370 | Chan, Eiso (2019-02-14), 20 questionable V4-Source characters in Ext. C and Ext. E [Affects U+2B83C, U+2B8D9, U+2B8DA, U+2B96F, U+2BBD7, U+2BD61, U+2BE4A, U+2BF9D, U+2C0B8, U+2C142, U+2C316, U+2C3FB, U+2C402, U+2C82C, U+2C83A, U+2C9A1, and U+2CC88] | |||
| N2369 | Chan, Eiso (2019-05-06), Feedback on IRGN2369 [Affects U+2C176 and U+2DE4A] | |||||
| N5086 | N2379 | Proposal of China’s horizontal extension for technical used characters [Affects U+2BF1D and U+2C7AC], 2019-05-10 | ||||
| L2/19-237 | N5068 | Editorial Report on Miscellaneous Issues (meeting IRG#52) [Affects U+2B83C, U+2B8D9, U+2B8DA, U+2B96F, U+2BBD7, U+2BD61, U+2BE4A, U+2BF9D, U+2C0B8, U+2C142, U+2C316, U+2C3FB, U+2C402, U+2C82C, U+2C83A, U+2C9A1, and U+2CC88], 2019-05-17 | ||||
| L2/19-244 | N5107 | TCA's UNC Proposal for WG2 submission [Affects U+2CD68], 2019-05-24 | ||||
| ||||||
See also
References
- "Unicode character database". The Unicode Standard. Retrieved 2016-07-09.
- "Enumerated Versions of The Unicode Standard". The Unicode Standard. Retrieved 2016-07-09.
- "Ideographic Variation Database". Unicode Consortium.
- "UTS #37, Unicode Ideographic Variation Database". Unicode Consortium.
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