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Class Information
Number: 341/90
Name: Coded data generation or conversion > Digital code to digital code converters > To or from alphanumeric code formats
Description: Subject matter for converting digital signals to or from other digital signals which are encoded so that numerals as well as letters of the alphabet and special symbols may be represented.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7564380 |
Systems and methods for storing test data and accessing test data |
Jul. 21, 2009 |
| 7522075 |
Encoding and decoding alphanumeric data |
Apr. 21, 2009 |
| 7439887 |
Method and apparatus for GIF decompression using fixed-size codeword table |
Oct. 21, 2008 |
| 7327293 |
Compression and data encoding for transmission over a character-based protocol |
Feb. 5, 2008 |
| 7274314 |
Character-information conversion apparatus and method for converting character information |
Sep. 25, 2007 |
| 7148824 |
Automatic detection of character encoding format using statistical analysis of the text strings |
Dec. 12, 2006 |
| 6822586 |
Apparatus and method for converting binary numbers to character codes |
Nov. 23, 2004 |
| 6803866 |
Efficient representation of date/time information |
Oct. 12, 2004 |
| 6754694 |
Cross-platform architecture to handle international text in internet |
Jun. 22, 2004 |
| 6737994 |
Binary-ordered compression for unicode |
May. 18, 2004 |
| 6590511 |
Retrievable memory capable of outputting a piece of data with respect to a plurality of results of retrieve |
Jul. 8, 2003 |
| 6421357 |
High-penetration radiocommunication system using a compact character set |
Jul. 16, 2002 |
| 6204782 |
Unicode conversion into multiple encodings |
Mar. 20, 2001 |
| 6175625 |
Control circuits for electric coding machines |
Jan. 16, 2001 |
| 6130946 |
Cryptographs |
Oct. 10, 2000 |
| 6097812 |
Cryptographic system |
Aug. 1, 2000 |
| 6094634 |
Data compressing apparatus, data decompressing apparatus, data compressing method, data decompressing method, and program recording medium |
Jul. 25, 2000 |
| 6011539 |
Television on-screen display system utilizing text data compression |
Jan. 4, 2000 |
| 5963155 |
System and method of transforming information between UCS and EBCDIC representations employing EBCDIC-friendly transformation formats |
Oct. 5, 1999 |
| 5786777 |
Data compression communication method between a main control unit and terminals |
Jul. 28, 1998 |
| 5682158 |
Code converter with truncation processing |
Oct. 28, 1997 |
| 5659737 |
Methods and apparatus for data compression that preserves order by using failure greater than and failure less than tokens |
Aug. 19, 1997 |
| 5657259 |
Number formatting framework |
Aug. 12, 1997 |
| 5479167 |
Character code conversion unit |
Dec. 26, 1995 |
| 5225833 |
Character encoding |
Jul. 6, 1993 |
| 5191622 |
Hand-written character recognition apparatus with a personal dictionary preparation function |
Mar. 2, 1993 |
| 5136291 |
Transmitting binary data files using electronic mail |
Aug. 4, 1992 |
| 5001477 |
Encoding variable length and null data while preserving sort sequence |
Mar. 19, 1991 |
| 4903018 |
Process for compressing and expanding structurally associated multiple-data sequences, and arrangements for implementing the process |
Feb. 20, 1990 |
| 4901248 |
Printing device with compressed text data memory |
Feb. 13, 1990 |
| 4843389 |
Text compression and expansion method and apparatus |
Jun. 27, 1989 |
| 4758955 |
Hand-held spelling checker and method for reducing redundant information in the storage of textural material |
Jul. 19, 1988 |
| 4724285 |
Stenographic translation system |
Feb. 9, 1988 |
| 4701744 |
Method and apparatus for compacting and de-compacting text characters |
Oct. 20, 1987 |
| 4645916 |
Encoding method and related system and product |
Feb. 24, 1987 |
| 4612532 |
Data compression apparatus and method |
Sep. 16, 1986 |
| 4597057 |
System for compressed storage of 8-bit ASCII bytes using coded strings of 4 bit nibbles |
Jun. 24, 1986 |
| 4545032 |
Method and apparatus for character code compression and expansion |
Oct. 1, 1985 |
| 4513375 |
Transaction numbering apparatus |
Apr. 23, 1985 |
| 4443794 |
Character processing device |
Apr. 17, 1984 |
| 4415766 |
Recognizer/converter for arabic and other language codes |
Nov. 15, 1983 |
| 4405830 |
Elimination of display blanks resulting from the use of character attribute codes in a videotex type system |
Sep. 20, 1983 |
| 4319225 |
Methods and apparatus for compacting digital data |
Mar. 9, 1982 |
| 4295124 |
Communication method and system |
Oct. 13, 1981 |
| 4255749 |
Apparatus for converting code signal to visual display |
Mar. 10, 1981 |
| 4006463 |
Computer-print device code converter |
Feb. 1, 1977 |
| 3971014 |
Bi-directional translator |
Jul. 20, 1976 |
| 3968324 |
Circuit arrangement for synchronizing the letters/figures levels of several input and output devices in teleprinters |
Jul. 6, 1976 |
| 3953846 |
Encoding device |
Apr. 27, 1976 |
| 3945018 |
Optical information recording device |
Mar. 16, 1976 |
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