光驱的主轴马达煞车控制方法,申请号CN201210201564.2-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	光驱的主轴马达煞车控制方法
摘要	本发明为一光驱的一主轴马达煞车控制方法，包括下列步骤：当该光驱接收一终止运转指令时，于一第一时间周期内将一主轴马达转速煞车至小于或等于一预设转速，其中该预设转速大于零；在该第一时间周期内，进行一光学读写头的停止前准备动作；以及，在该第一时间周期后，回复已经完成该终止运转指令。
申请公布号	CN103514915A	申请公布日期	2014.01.15
申请号	CN201210201564.2	申请日期	2012.06.18
申请人	飞利浦建兴数位科技股份有限公司	发明人	胡智源
分类号	G11B17/053(2006.01)I;G11B17/02(2006.01)I	主分类号	G11B17/053(2006.01)I
代理机构	中科专利商标代理有限责任公司 11021	代理人	周长兴
主权项	一种光驱的一主轴马达煞车控制方法，包括下列步骤：当该光驱接收一终止运转指令时，于一第一时间周期内将一主轴马达的转速煞车至小于或等于一预设转速，其中该预设转速大于零；在该第一时间周期内，进行一光学读写头的停止前准备动作；以及在该第一时间周期后，回复已经完成该终止运转指令。
地址	中国台湾台北市

您可能感兴趣的专利

Filtered signal's frequency offset estimating method, involves filtering original signal based on filter coefficients to obtain reference signal, and estimating frequency offset value based on channel component of filtered signal

Exhaust flap device for exhaust tract of internal-combustion engine of motor vehicle, has exhaust valve pivotably supported on flap shaft, and control device adjustably arranged relative to flap shaft

Stabilizing water-aromatic solvent mixtures, e.g. quenching mixtures from acetylene production, by adding N-oxyl, aromatic or aliphatic amine or phenol as polymerization inhibitor

Pellicle ejecting device for photolithographic purposes, has heating device provided for heating adhesive, and extractor provided for pellicles from masks, where extractor comprises mask fixing unit and pellicle extracting unit

Translatory or rotatory opening door or flap, particularly vehicle door, comprises one actuator which is assigned for motor support of opening or closing movement or unlocking operation or locking operation

Grinding machine has grinding spindle which has grinding spindle axle adapted for axial tool housing, where integrated coolant distributor is adapted for tool axial change between tool feed position

Ultrasonic sensor for detecting object, has transmitter controlled by control unit, where transmission power of transmitter is preset by variation of length of control pulse packets using control unit

Arrangement for determining temperature of movable printing substrate, has radiation deflection unit arranged above printing substrate, and radiation deflection unit is moved transversely for movable direction of printing substrate

Drive device for e.g. motorcycle, has motor unit i.e. stirling engine unit, connected with two motor units, where motor units are mechanically coupled with one another by rotatable, continuous or divided axle or continuous or divided shaft

Broaching method for making hole or outer surface of workpiece in profile form, involves performing machining process and molding process in two manufacturing steps, respectively, where steps are temporally performed by broaching needle

Ventilating and deventilating device for cylinder crankcase of e.g. diesel internal-combustion engine, has opening and disk valve arranged in channel and driven by axle that realizes position of butterfly valve concerning to throttle unit

Crank case ventilation system for e.g. supercharged internal-combustion engine, has regulator and adjustable wall producing low pressure independent of pressure in crankcase of engine, and crankcase supply line for exhausting crank case

Bearing for oil pump i.e. gear type pump, shaft, has internal rotor driven by pump shaft, which is driven by pump wheel, and pump wheel arranged outside pimp housing, where pump wheel and pump shaft are formed as head arrangement

Production of reactive additives for use e.g. in binders or as biosurfactants, involves high-pressure thermolysis in aqueous medium in several stages with increases of temperature and pressure between stages

Optical element e.g. positive lens, for use in opto-electronic sensor arrangement on e.g. flexprint, is provided with focal length of less than three millimeter and arranged before light emitter and/or light receptor

Method for manufacturing integrated circuit with conductive bridging RAM, involves partially exposing top side of electrode layer using substance, which does not react with material so that clusters of material and substance are not formed

Groove's degree of contamination determining method for spinning rotor of open-ended spinning device, involves stopping spinning device for cleaning groove, when actual length of thread section reaches or exceeds preset threshold value

Particle filter regenerating method for internal combustion engine of motor vehicle, involves controlling reaction rate of oxidization of particles by adjusting temperature of filter and concentration of oxidization agent

Level control system for spring loading vehicle body against vehicle axle, has valves opening and allowing transfer of air from dryer into container or chambers when pressure in dryer exceeds minimum pressure

Profile connecting arrangement for connecting e.g. end caps to flagpoles, has locking unit transferring from locking position to opening position, where insert elements are connected in locking position and released in opening position