G - Physics – 11 – B
Patent
G - Physics
11
B
352/11, 352/18
G11B 27/30 (2006.01) G11B 5/008 (2006.01) G11B 15/087 (2006.01) G11B 20/12 (2006.01) G11B 27/10 (2006.01) H04N 5/928 (2006.01)
Patent
CA 1319425
39-0100.2073 PATENT INFORMATION RECORDING AND/OR REPRODUCING APPARATUS ABSTRACT OF THE DISCLOSURE In an apparatus for recording and/or reproducing an information signal in successive slant tracks on a record tape; an information signal is recorded by a rotary head in only a part of a respective slant track scanned by the head on the tape, coded index data formed of a plurality of blocks is generated to identify a respective recorded information signal, such as, by an absolute tape-position address counted from an end or other reference position on the record tape, a "0" index signal is provided with a predetermined number of bits representing consecutive "0" values which can be detected for identifying the beginning of an event or program defined by the information signals recorded in a number of the slant tracks, and the "0" index signal and at least one block of the coded index data are supplied to the rotary head for recording by the latter in an index area of a slant track where no information signal is recorded. -1- NK:15
564093
Nakano Kenji
Ogawa Kazuyuki
Gowling Lafleur Henderson Llp
Sony Corporation
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