Resources Contact Us Home
Browse by Category: Main > Information Technology
Class Information
Number: 341/74
Name: Coded data generation or conversion > Digital code to digital code converters > To or from nrz (nonreturn-to-zero) codes > To or from double density code
Description: Subject matter for converting digital signals to or from other digital signals where a one is a transition at the end of a bit period and a zero is a transition at the center of a bit period, except when a zero follows a one, in which case there is no transition in the bit period.

Patents under this class:

Patent Number Title Of Patent Date Issued
7499490 Encoders for block-circulant LDPC codes Mar. 3, 2009
6084535 System and method for generating many ones codes with hamming distance after precoding Jul. 4, 2000
5841379 Method and apparatus for selectively counting consecutive bits Nov. 24, 1998
5710561 Method and apparatus for double run-length encoding of binary data Jan. 20, 1998

  Recently Added Patents
Encoder that detects positional information of a moving body generating interference fringes that move in opposite directions
Semiconductor IC including pulse generation logic circuit
High safety vehicular transportation system and operational method thereof
Method and system for encrypting data in a wireless communication system
Discharge circuit and method
Digital microwave radio link with adaptive data rate
  Randomly Featured Patents
Shirt pallet with retractable arms
Pre-buffer voltage level shifting circuit and method
Liner and also the use thereof
Apparatuses, methods and systems for a digital conversation management platform
Field effect transistors (FETs) having multi-watt output power at millimeter-wave frequencies
Sports racquet with deflection enhancing string bed
Method for measuring the contour of a surface
Micro sled impact test device
Power-on reset circuit
Processing based on command and register