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DC fan having a power sleep-mode control unit and method for...

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator
Reexamination Certificate

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DC motor control circuit

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator – Armature control by digital or combined analog and digital...
Patent

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DC motor control in electronic sewing machine

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator – Armature control by digital or combined analog and digital...
Patent

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DC motor control method and apparatus

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator – Field control – or field and armature control – by analog...
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DC motor control system and method

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator – Field control – or field and armature control – by analog...
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DC motor control using frequency and pulsewidth modulation

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator – Armature control by digital or combined analog and digital...
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DC motor control with periodic reset

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator – Field control – or field and armature control – by analog...
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DC motor controller with full-wave rectified AC for motor...

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator
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DC motor drive control with improved current sensing

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator – Analog armature control
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DC motor driven power steering system for a motor vehicle

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator – Armature control by digital or combined analog and digital...
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DC motor matrix converter with field and armature circuits

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator
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DC motor rotation control apparatus

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator
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DC motor speed control system

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator – Armature control by digital or combined analog and digital...
Patent

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DC motor speed controller having protection

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator – Armature control by digital or combined analog and digital...
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DC motor speed stabilizing method and apparatus

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator – Armature control by digital or combined analog and digital...
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DC solid state series wound motor drive

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator – Field control – or field and armature control – by digital or...
Patent

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Device for controlling moving body participating in photographin

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator – Armature control by digital or combined analog and digital...
Patent

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Device for controlling sensorless brushless-DC-motor

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator
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Device for controlling the field current of DC motors

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator – Field control – or field and armature control – by analog...
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Device for correcting a digital estimate of an electric signal

Electricity: motor control systems – Closed loop speed control system for dc motor with commutator – Field control – or field and armature control – by digital or...
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