Tag Archives: servo

Index servo position search of offset servotrack edge

Application Number  00129223 Application Date  2000.09.29 Publication Number  1291772 Publication Date  2001.04.18 Priority Information   1999/10/7 US 09/413,327   International Classification  G11B21/08;G11B5/55;G11B5/58   Applicant(s) Name  IBM Corp.   Address     Inventor(s) Name  Y. Chileny;J.J. Genivock;R.A. Hootchens   Patent Agency Code  11038 Patent Agent  wang maohua AbstractA servo position detector and a method for detecting… Read More »

Method and system for guiding servo device to movable target

Application Number  00129089 Application Date  2000.09.29 Publication Number  1289936 Publication Date  2001.04.04 Priority Information   1999/9/29 US 09/407,795   International Classification  G01S15/66;G01S17/66;G05D1/00   Applicant(s) Name  VI and T Group Corp.   Address     Inventor(s) Name  Zhang Ruiming;Mu Zhangli   Patent Agency Code  11038 Patent Agent  yang guoxu AbstractAn automated object following system (10) includes… Read More »

Tough detection to servo datas modulated as time base

Application Number: 00122473Application Date: 2000.08.02Publication Number: 1283851Publication Date: 2001.02.14Priority Information: 1999/8/9 US 09/370,256International: G11B20/18Applicant(s) Name: I B M CorpAddress: Inventor(s) Name: Nan Wuwei;Gran Alan JacquitPatent Agency Code: 11038Patent Agent: yu jingAbstract A detector and method for detecting data modulated into a timing based servo pattern prerecorded on a media, comprising shifts of pairs of non-parallel… Read More »

Adaptive servo gap detection for sequence servo

Application Number: 00108591Application Date: 2000.05.18Publication Number: 1274909Publication Date: 2000.11.29Priority Information: 1999/5/19 US 09/314,078International: G11B5/58;G11B21/10Applicant(s) Name: International Business Machine Corp.Address: Inventor(s) Name: Enhan Xuan Bu;Sakita Junichi;Grenn Alai JekwitPatent Agency Code: 11038Patent Agent: feng xunAbstract Disclosed are a method and a detector for adaptively detecting servo gaps in a timing based servo pattern prerecorded on a variable… Read More »

Ball socket joint for servo piston driving for cambered axle type hydraulic equipment

Application Number: 00105597Application Date: 2000.04.03Publication Number: 1287228Publication Date: 2001.03.14Priority Information: 1999/9/3 US 09/390128International: F15B15/20;F15B15/14Applicant(s) Name: Shaer Inc.Address: Inventor(s) Name: James.D. Ryken;David.D. Dircks;Dawg. CadellPatent Agency Code: 11216Patent Agent: liu jiyangAbstract A special ball joint for servo piston actuation in a bent axis unit includes an elongated actuator rod having a substantially spherical external surface on a… Read More »

Method for transmitting tracking records at servo end over Internet

Application Number: 00105201Application Date: 2000.03.29Publication Number: 1315700Publication Date: 2001.10.03Priority Information: International: G06F13/14;G06F15/16Applicant(s) Name: Yishen Science and Technlogy Co LtdAddress: Inventor(s) Name: Liu PeixinPatent Agency Code: 11105Patent Agent: yang wuAbstract A method for transmitting the tracking records to a server over Internet, which contains at least one server and one client's terminal, includes the steps: the… Read More »

Recording medium for using swining signal and servo control device and control method

Application Number: 00104518Application Date: 2000.02.05Publication Number: 1264111Publication Date: 2000.08.23Priority Information: 1999/2/5 KR 3956/99International: G11B7/007;G11B7/004Applicant(s) Name: Samsung Electronics Co., Ltd.Address: Inventor(s) Name: Lee Joon-KeunPatent Agency Code: 11105Patent Agent: ma yingAbstract A recording medium having wobbled groove tracks out of phase with wobbled land tracks, a servo controlling apparatus using a wobble signal and a method thereof.… Read More »

Rotary steering drilling system using hydraulic servo loop

Application Number: 00104162Application Date: 2000.03.15Publication Number: 1266940Publication Date: 2000.09.20Priority Information: 1999/3/15 US 09/268596International: E21B7/04;E21B44/00Applicant(s) Name: Schlumberger Holding Ltd.Address: Inventor(s) Name: A. P. Dorre;Zhang ShigongPatent Agency Code: 72001Patent Agent: zheng jianhuiAbstract An actively controlled rotary steerable drilling system for directional drilling of wells including a tubular rotary tool collar having rotatably mounted thereabout a substantially non-rotatable… Read More »