G11B 2020/1449
24 to 25 modulation
Official title: {24 to 25 modulation}
G11B2020/1449 (24 to 25 modulation) appears on 9 US grants and 1 published applications in this corpus.
Search patents in G11B- Granted patents
- 9
- Published applications
- 1
- Assignees
- 8
- Inventors
- 13
- Latest grant
- 1 Dec 2009
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Encoding method, encoding apparatus, decoding method, and decoding apparatus1 Dec 2009US 7,626,520 B2Sony Corporation
- Encoding and decoding techniques for data in 24 bit sequence11 Sep 2001US 6,288,655 B1Seagate Technology LLC
- Runlength-limited code and method4 Sep 2001US 6,285,302 B1Texas Instruments Incorporated
- Rate 24/25 (0,9) code method and system for PRML recording channels10 Oct 2000US 6,130,629 ALucent Technologies Inc.
- Apparatus and method for generating a digital tracking signal with a frequency spectrum corresponding to one or more n-bit words27 Jun 2000US 6,081,395 ALG Electronics Inc.
Most cited
By later US patents
- Rate 24/25 modulation code for PRML recording channels41US 5,757,294 AQuantum Corporation · 1998
- Rate 16/17 (0,5) modulation code apparatus and method for partial response magnetic recording channels22US 6,046,691 ALucent Technologies Inc. · 2000
- Encoding and decoding techniques for data in 24 bit sequence17US 6,288,655 B1Seagate Technology LLC · 2001
- Runlength-limited code and method15US 6,285,302 B1Texas Instruments Incorporated · 2001
- Rate 24/25 (0,9) code method and system for PRML recording channels10US 6,130,629 ALucent Technologies Inc. · 2000