Character Information

Code Point
U+1DD0
HEX
1DD0
Unicode Plane
Basic Multilingual Plane
Category
Nonspacing Mark

Character Representations

Click elements to copy
EncodingHexBinary
UTF8
E1 B7 90
11100001 10110111 10010000
UTF16 (big Endian)
1D D0
00011101 11010000
UTF16 (little Endian)
D0 1D
11010000 00011101
UTF32 (big Endian)
00 00 1D D0
00000000 00000000 00011101 11010000
UTF32 (little Endian)
D0 1D 00 00
11010000 00011101 00000000 00000000
HTML Entity
᷐
URI Encoded
%E1%B7%90

Description

The Unicode character U+1DD0, known as COMBINING IS BELOW, is a typographic symbol that plays a crucial role in digital text composition. This character is utilized to indicate the position of certain elements within the text. Typically, it is used with diacritical marks or accents to denote their placement below the base letter or glyph. In linguistic and cultural contexts, COMBINING IS BELOW has been invaluable in ensuring accurate rendering of letters that require specific accents, such as those found in various European languages. From a technical standpoint, it serves as an essential component for preserving the integrity of text when converting between different character encodings or font formats. By using COMBINING IS BELOW, typographers and digital content creators can effectively communicate complex linguistic structures and nuances that might otherwise be lost in translation.

How to type the symbol on Windows

Hold Alt and type 7632 on the numpad. Or use Character Map.

  1. Step 1: Determine the UTF-8 encoding bit layout

    The character has the Unicode code point U+1DD0. In UTF-8, it is encoded using 3 bytes because its codepoint is in the range of 0x0800 to 0xffff.

    Therefore we know that the UTF-8 encoding will be done over 16 bits within the final 24 bits and that it will have the format: 1110xxxx 10xxxxxx 10xxxxxx
    Where the x are the payload bits.

    UTF-8 Encoding bit layout by codepoint range
    Codepoint RangeBytesBit patternPayload length
    U+0000 - U+007F10xxxxxxx7 bits
    U+0080 - U+07FF2110xxxxx 10xxxxxx11 bits
    U+0800 - U+FFFF31110xxxx 10xxxxxx 10xxxxxx16 bits
    U+10000 - U+10FFFF411110xxx 10xxxxxx 10xxxxxx 10xxxxxx21 bits
  2. Step 2: Obtain the payload bits:

    Convert the hexadecimal code point U+1DD0 to binary: 00011101 11010000. Those are the payload bits.

  3. Step 3: Fill in the bits to match the bit pattern:

    Obtain the final bytes by arranging the paylod bits to match the bit layout:
    11100001 10110111 10010000