English Translation of “asservissement” | The official Collins French-English or past tense (shown through an auxiliary verb) with continuous or perfect aspect. Codeur et système d’asservissement programmed continuous path using an absolute digital measuring device for continuous-path control the positional error . Commande d’un pendule inversé 3D par asservissement visuel Based on PCS theory, a Piecewise Continuous Controller (PCC) was developed in [13], [15].

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Interactive servo control system for use with a rotating-head magnetic tape player. Apparatus for reproducing digital servo data and digital user data, for use in a disk storage system. Recorded information reproducing apparatus with reading and writing phase adjustment.

US USB2 en Kind code of ref document: Date of ref document: Phase acquisition loop for a read channel and related read channel, system, and method. A3 Designated state s: Systems and methods for two tier sampling correction conrinus a data processing circuit. Plural-chambered dispensing device exhibiting constant proportional co-dispensing and method for making same.

Frequency domain approach for efficient computation of fixed-point equalization targets. Asservissement ameliore de suivi automatique de la position de la tete pour un dispositif d’enregistrement et de reproduction sur bande magnetique a tete rotative. Circuit and method for detecting a servo wedge on spin-up of a data-storage disk. Method and apparatus for executing plurality of operations per clock cycle in a single processing unit with a self-timed and self-enabled distributed clock.

US USB1 en Data-storage disk having few or no spin-up wedges and method for writing servo wedges onto the disk. Duty cycle error calculation circuit for a clock generator having a delay locked loop and duty cycle correction circuit.


Apparatus for generating multiple phase clock signals and phase detector therefor.

Semiconductor device and method for accurate clock domain synchronization over a wide frequency range. Request for preliminary examination filed prior to expiration of 19th month from priority date pct application filed before Optical disc drive comprising switching gains for forcing phase states to follow a sliding line trajectory in a servo system.

Methods for searching for SAM patterns using multiple sets of servo demodulation detection parameters. Country of ref document: Kind code of ref document: Procede et architecture destines a une boucle contnus de retard numerique autosynchronisante. Country of ref document: Control apparatus for a recording medium drive motor in a digital information reproducing apparatus.

EP3054363A1 – Codeur et système d’asservissement – Google Patents

L’invention concerne un appareil comprenant une ligne de retard et un circuit de commande Systems for preventing channel control values from being corrupted to thereby improve servo-demodulation robustness. Country of ref document: Kind code of ref document: Disk drive clock circuit that adjusts clock edge timing in response to servo information and methods thereof. Adaptive error correction control system for optimizing stirling refrigerator operation.

Methods for detecting multiple occurrences of a SAM pattern to thereby improve servo-demodulation robustness.

Detecting servo data and servo bursts from discrete time samples of an analog read signal in a sampled amplitude read channel. Method and apparatus for improving the performance of digital delay locked loop circuits.


Method and system of reproduction of magnetically recorded video signals at speeds differing from recording speed. Control apparatus with improved recovery from power reduction, and storage device therefor. Systems for limiting channel control values to thereby improve servo-demodulation robustness. Cobtinus pump circuit, PLL circuit with charge pump circuit, and semiconductor integrated circuit with charge pump circuit.

EPA1 – Codeur et système d’asservissement – Google Patents

Helical scan tracking apparatus including means for correcting for track curvature. Extraction of transducer position information from bit patterned magnetic media. Circuit and method for detecting a spin-up wedge and a corresponding servo wedge on spin up of a data-storage disk. Request for preliminary examination filed prior to expiration of 19th month from priority date pct application filed before Wsservissements Ref document number: Cyclic phase signal generation from a single clock source using current phase interpolation.

Automatisches positionierungssystem fuer den rotierenden tonkopf in einem magnetbandgeraet fuer aufnahme und wiedergabe. Synchronous detection of concurrent servo bursts for fine head position in disk drive. A1 Designated asserviszements s: Delay lock loop circuit, system and method for synchronizing a reference signal with an output signal.

Gain controller for a gain loop of a read channel and related gain loops, read channels, systems, and methods. Method and apparatus for clock skew reduction through absolute delay regulation. A2 Designated state s: