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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:

Class Number Class Name Patents
341/91 To or from baudot code 11
341/92 To or from hollerith code 2

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8649784 System and method for remote household appliance control based on mobile communication network Feb. 11, 2014
8644809 System and method of transmitting electronic voucher through short message Feb. 4, 2014
8400336 Methods and devices for reordered parallel entropy coding and decoding Mar. 19, 2013
8228215 Identifying misrepresented characters in strings of text Jul. 24, 2012
8063800 Efficient encoding and decoding of mixed data strings in RFID tags and other media Nov. 22, 2011
8049648 Systems and methods for constructing high-rate constrained codes Nov. 1, 2011
7996576 Generating an identifier for a SATA disk Aug. 9, 2011
7990292 Method for transmission of a digital message from a display to a handheld receiver Aug. 2, 2011
7966474 System, method and computer program product for translating storage elements Jun. 21, 2011
7764673 System and method for implementing a variable size codebook for compression in a communications environment Jul. 27, 2010
7714748 Systems and methods for constructing high-rate constrained codes May. 11, 2010
7652596 Variable-length compression technique for encoding or decoding a sequence of integers Jan. 26, 2010
7642937 Character conversion methods and systems Jan. 5, 2010
7636885 Method of determining Unicode values corresponding to the text in digital documents Dec. 22, 2009
7630924 Transaction velocity counting for fraud detection Dec. 8, 2009
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

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