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Class Information
Number: 360/32
Name: Dynamic magnetic information storage or retrieval > Converting an analog signal to digital form for recording; reproducing and reconverting
Description: Subject matter including producing a digital equivalent of a nondigital signal for recording, or producing a nondigital equivalent of a reproduced digital signal.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7583469 |
Up-sampled filtering for servo demodulation |
Sep. 1, 2009 |
| 7583458 |
Channel optimization metrics |
Sep. 1, 2009 |
| 7574115 |
Method to select recordings by their duration |
Aug. 11, 2009 |
| 7555202 |
Digital dat recording/reproducing apparatus |
Jun. 30, 2009 |
| 7502427 |
Asynchronous servo RRO detection employing interpolation |
Mar. 10, 2009 |
| 7400821 |
Device and method for reproducing photographic sound recordings |
Jul. 15, 2008 |
| 7328148 |
Transferring compressed audio via a playback buffer |
Feb. 5, 2008 |
| 7227709 |
System and method for providing head amplitude characterization |
Jun. 5, 2007 |
| 7199956 |
Disk drive self-servo writing using fundamental and higher harmonics of a printed reference pattern |
Apr. 3, 2007 |
| 7158333 |
Up-sampled filtering for servo demodulation |
Jan. 2, 2007 |
| 7092462 |
Asynchronous servo RRO detection employing interpolation |
Aug. 15, 2006 |
| 7065291 |
Method of processing data packets, and video recording/playback apparatus incorporating the method |
Jun. 20, 2006 |
| 7050704 |
Method for storing and retrieving digital data to/from a tape recording medium through a digital interface |
May. 23, 2006 |
| 7047436 |
Digital microelectronic circuit with a clocked data-processing unit and a converting unit |
May. 16, 2006 |
| 7027243 |
Apparatus for providing head amplitude characterization |
Apr. 11, 2006 |
| 7027718 |
Packet data recording/reproducing system |
Apr. 11, 2006 |
| 7027245 |
Apparatus for providing head amplitude characterization using gain loops |
Apr. 11, 2006 |
| 7027239 |
Data acquisition system |
Apr. 11, 2006 |
| 7020834 |
Circuit and signal encoding method for reducing the number of serial ATA external PHY signals |
Mar. 28, 2006 |
| 7006760 |
Processing digital data having variable packet lengths |
Feb. 28, 2006 |
| 6987817 |
Digital clock recovery PLL |
Jan. 17, 2006 |
| 6985320 |
Method and apparatus for encoding data to guarantee isolated transitions in a magnetic recording system |
Jan. 10, 2006 |
| 6977975 |
Digital clock recovery PPL |
Dec. 20, 2005 |
| 6978080 |
Video switcher |
Dec. 20, 2005 |
| 6957181 |
Transferring compressed audio via a playback buffer |
Oct. 18, 2005 |
| 6952315 |
Digital information recording/reproducing apparatus |
Oct. 4, 2005 |
| 6922297 |
Double-attribute method of encoding and decoding magnetic data |
Jul. 26, 2005 |
| 6859903 |
Detection unit, device for reproducing an information carrier and method for detecting |
Feb. 22, 2005 |
| 6819512 |
Triple-attribute method of encoding and decoding magnetic data |
Nov. 16, 2004 |
| 6807366 |
Data recording apparatus, data recording/reproducing apparatus, data recording method, and data recording/reproducing method |
Oct. 19, 2004 |
| 6792198 |
Method and apparatus for recording digital data streams and management information |
Sep. 14, 2004 |
| 6788877 |
Recording and reproducing apparatus |
Sep. 7, 2004 |
| 6788484 |
PLL circuit, data detection circuit and disk apparatus |
Sep. 7, 2004 |
| 6781776 |
Magnetic card reader and magnetic data reproduction method using signal peak point intervals |
Aug. 24, 2004 |
| 6735028 |
Method and apparatus for increasing data storage capacity via phase and amplitude modulation |
May. 11, 2004 |
| 6721487 |
Magnetic recording method and apparatus for digital signals, magnetic reproducing method and apparatus for digital signals and tape-shaped recording medium |
Apr. 13, 2004 |
| 6710955 |
Method and apparatus for converting an analog audio source into a digital format |
Mar. 23, 2004 |
| 6691203 |
Integrated controller to process both optical reads and optical writes of multiple optical media |
Feb. 10, 2004 |
| 6671112 |
Semiconductor integrated circuit device |
Dec. 30, 2003 |
| 6661590 |
Efficient analog front end for a read/write channel of a hard disk drive running from a highly regulated power supply |
Dec. 9, 2003 |
| 6654191 |
Restoration of hard disk drive readback signal in the presence of thermal modulation |
Nov. 25, 2003 |
| 6654189 |
Digital-signal processing apparatus capable of adjusting the amplitude of a digital signal |
Nov. 25, 2003 |
| 6587291 |
Asynchronously sampling wide bi-phase codes |
Jul. 1, 2003 |
| 6583942 |
Method and apparatus for determining equalized signal-to-noise ratio in a storage device |
Jun. 24, 2003 |
| 6574059 |
General purpose digital read channel architecture |
Jun. 3, 2003 |
| 6570722 |
Magnetic card reader and magnetic data reproduction method using signal peak point intervals |
May. 27, 2003 |
| 6538831 |
Method and apparatus for using recording and reading medical information and image information with digital audiotape |
Mar. 25, 2003 |
| 6522831 |
Reproducing apparatus |
Feb. 18, 2003 |
| 6522489 |
Efficient analog-to-digital converter for digital systems |
Feb. 18, 2003 |
| 6510013 |
Phase-synchronization method and circuit for establishing a phase-synchronization for signals with reduced time |
Jan. 21, 2003 |
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