G11B 2020/143
4 to 6 modulation
Official title: {4 to 6 modulation}
G11B2020/143 (4 to 6 modulation) appears on 10 US grants and 8 published applications in this corpus.
Search patents in G11B- Granted patents
- 10
- Published applications
- 8
- Assignees
- 4
- Inventors
- 9
- Latest grant
- 7 Jul 2009
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 5 |
| 2003 | 2 | 1 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 2 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Four-to-six modulation encoder7 Jul 2009US 7,557,739 B1Marvell International Ltd.
- Method and apparatus of modulating/demodulating data for an optical recording medium5 May 2009US 7,529,170 B2LG Electronics Inc.
- Modulation system15 May 2007US 7,218,262 B2Victor Company of Japan, Ltd.
- Modulation system7 Nov 2006US 7,132,967 B2Victor Company of Japan, Ltd.
- Method and apparatus of modulating/demodulating data for an optical recording medium21 Mar 2006US 7,016,287 B2LG Electronics Inc.
- Modulation system25 Jan 2007US 2007/0018870 A1Victor Company of Japan, Ltd.
- Method and apparatus of modulating/demodulating data for an optical recording medium29 Jun 2006US 2006/0140099 A1LG Electronics Inc.
- Modulation system9 Oct 2003US 2003/0189502 A1Victor Company of Japan, Ltd.
- Modulation method, modulation apparatus, demodulation method, demodulation apparatus, information recording medium, information transmission method, and information transmission apparatus12 Dec 2002US 2002/0186153 A1Victor Company of Japan, Ltd.
- Modulation system14 Nov 2002US 2002/0167426 A1Victor Company of Japan, Ltd.
Most cited
By later US patents
- Method and apparatus for implementing run length limited codes in partial response channels38US 5,537,112 ASeagate Technology LLC · 1996
- Computer program for implementing a modulation method and a demodulation method therefor37US 6,690,308 B2Victor Company of Japan, Ltd. · 2004
- Modulation system using encoding tables and method therefor17US 6,573,848 B2Victor Company of Japan, Ltd. · 2003
- Modulation method, modulation apparatus, demodulation method, demodulation apparatus, information recording medium, information transmission method, and information transmission apparatus16US 6,653,952 B2Victor Company of Japan, Ltd. · 2003
- Modulation system7US 6,853,320 B2Victor Company of Japan, Ltd. · 2005