Encoding method and apparatus for recording data with an identification code and an error check code
Patent 4910736 Issued on March 20, 1990. Estimated Expiration Date: 
January 29, 2008. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
January 29, 2008. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesMethod and apparatus for encoding low redundancy check words from source data Apparatus for re-recording a digital signal on a record medium and for reproducing the same therefrom Correcting errors in binary data Method and apparatus for recording digital signals Patent #: 4682332 InventorsAssigneeApplicationNo. 150388 filed on 01/29/1988US Classes:714/758, Error correcting code with additional error detection code (e.g., cyclic redundancy character, parity)714/765Error pointerExaminersPrimary: Smith, JerryAssistant: Beausoliel, Robert Foreign Patent References
International ClassG06F 011/10Foreign Application Priority Data1987-01-30 JPAbstractFor recording digital data on a recording medium, an identification code for indicating that the digital data is a series of recording data and an error check code for error checking of digital data forming a block are added for each block of the data. The identification code is inherently contained in the error code to suppress an increase of redundancy.Field of SearchData in specific formatData verification Data recirculation Selective erase recording CHECKING RECORD CHARACTERISTICS OR MODIFYING RECORDING SIGNAL FOR CHARACTERISTIC COMPENSATION RECORDING OR REPRODUCING AN INFORMATION SIGNAL AND A CONTROL SIGNAL FOR CONTROLLING ELECTRONICS OF REPRODUCER | |
