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Patent Agency Ranking1.发明授权Recording and/or reproducing apparatus with a disc cartridge temperature sensor 失效具有盘盒温度传感器的记录和/或再现装置
公开(公告)号：US5182742B1
公开(公告)日：1996-01-16
申请号：US72677991
申请日：1991-07-08
Applicant: SONY CORP
Inventor： OHMORI KIYOSHI , IWAASA SHOJI , FUJITA GORO
IPC: G11B23/02 , G11B7/125 , G11B11/105 , G11B17/028 , G11B19/04 , G11B23/03 , G11B33/14 , G11B33/02 , G11B7/00
CPC classification number: G11B19/046 , G11B7/126 , G11B11/10502 , G11B11/10595 , G11B17/028 , G11B23/0302 , G11B23/0316 , G11B33/144
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公开(公告)号：DE69114980D1
公开(公告)日：1996-01-11
申请号：DE69114980
申请日：1991-09-23
Applicant: SONY CORP
Inventor： FUJITA GORO , TOYOTA KIYOSHI , IWAASA SHOJI , KASHIWAGI HIROSHI
IPC: G11B5/02 , G11B11/10 , G11B11/105 , G11B7/09
Abstract: A head position controlling device in which the head position may be controlled accurately even with a magneto-optical disc (3) having regions with different reflectance values. A gap sensor consisting of a light emitting element (5) and light receiving elements (6) and (7) are arrayed along the track direction of a magneto-optical disc (3) to prevent unequilibrium in the volume of received light at the light receiving elements (6) und (7).
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公开(公告)号：DE69114980T2
公开(公告)日：1996-04-25
申请号：DE69114980
申请日：1991-09-23
Applicant: SONY CORP
Inventor： FUJITA GORO , TOYOTA KIYOSHI , IWAASA SHOJI , KASHIWAGI HIROSHI
IPC: G11B5/02 , G11B11/10 , G11B11/105 , G11B7/09
Abstract: A head position controlling device in which the head position may be controlled accurately even with a magneto-optical disc (3) having regions with different reflectance values. A gap sensor consisting of a light emitting element (5) and light receiving elements (6) and (7) are arrayed along the track direction of a magneto-optical disc (3) to prevent unequilibrium in the volume of received light at the light receiving elements (6) und (7).
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公开(公告)号：DE69123396T2
公开(公告)日：1997-04-03
申请号：DE69123396
申请日：1991-07-08
Applicant: SONY CORP
Inventor： OHMORI KIYOSHI , IWAASA SHOJI , FUJITA GORO
IPC: G11B23/02 , G11B7/125 , G11B7/126 , G11B11/105 , G11B17/028 , G11B19/04 , G11B23/03 , G11B33/14 , G11B7/00 , G11B11/10
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公开(公告)号：DE69123396D1
公开(公告)日：1997-01-16
申请号：DE69123396
申请日：1991-07-08
Applicant: SONY CORP
Inventor： OHMORI KIYOSHI , IWAASA SHOJI , FUJITA GORO
IPC: G11B23/02 , G11B7/125 , G11B7/126 , G11B11/105 , G11B17/028 , G11B19/04 , G11B23/03 , G11B33/14 , G11B7/00 , G11B11/10
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