Abstract: An apparatus for moving a unit to execute scanning includes a scanning unit including a motor, an encoder for outputting a signal according to movement of the unit, a detection unit for detecting a current supplied to the motor, a speed control unit for executing a speed control of the motor according to the signal output from the encoder and the current detected by the detection unit, a movement control unit for setting a threshold value, moving the unit by driving the motor, by using the speed control unit, and a current control unit for setting a value greater than the predetermined value according to the threshold value and value of the current detected by the detection unit at a predetermined timing during a time period while the unit is moving.

Abstract: An apparatus for moving a unit to execute scanning includes a scanning unit including a motor, an encoder for outputting a signal according to movement of the unit, a detection unit for detecting a current supplied to the motor, a speed control unit for executing a speed control of the motor according to the signal output from the encoder and the current detected by the detection unit, a movement control unit for setting a threshold value, moving the unit by driving the motor, by using the speed control unit, and a current control unit for setting a value greater than the predetermined value according to the threshold value and value of the current detected by the detection unit at a predetermined timing during a time period while the unit is moving.

Abstract: An apparatus including a DC motor includes a driven member configured to be driven by the DC motor, and a drive control unit configured to define a plurality of predetermined phases of the DC motor as target stop phases and to cause the DC motor to make at least one rotation to perform preliminary driving that rotates the DC motor to each target stop phase by driving and stopping the DC motor, configured to acquire a difference value between the target stop phase and an actual stop phase for each target stop phase, and configured to drive the DC motor so that the driven member is repeatedly moved and stopped in the operation of the driven member and to perform control so that, based on the difference value acquired by the acquisition unit, electric power is supplied to the DC motor in a phase corresponding to a stop position of the driven member.

Abstract: An apparatus for moving a unit to execute scanning includes a scanning unit including a motor, an encoder for outputting a signal according to movement of the unit, a detection unit for detecting a current supplied to the motor, a speed control unit for executing a speed control of the motor according to the signal output from the encoder and the current detected by the detection unit, a movement control unit for setting a threshold value, moving the unit by driving the motor, by using the speed control unit, and a current control unit for setting a value greater than the predetermined value according to the threshold value and value of the current detected by the detection unit at a predetermined timing during a time period while the unit is moving.

Abstract: An apparatus including a DC motor includes a driven member configured to be driven by the DC motor, and a drive control unit configured to define a plurality of predetermined phases of the DC motor as target stop phases and to cause the DC motor to make at least one rotation to perform preliminary driving that rotates the DC motor to each target stop phase by driving and stopping the DC motor, configured to acquire a difference value between the target stop phase and an actual stop phase for each target stop phase, and configured to drive the DC motor so that the driven member is repeatedly moved and stopped in the operation of the driven member and to perform control so that, based on the difference value acquired by the acquisition unit, electric power is supplied to the DC motor in a phase corresponding to a stop position of the driven member.

Abstract: An image processing apparatus comprising: a data processing unit such as a printing unit; a first interface having a plurality of logical channels for connecting with an external processing apparatus; a second interface, compliant with the same communication standard as the first interface and having a plurality of logical channels that have a different configuration from the first interface, for connecting with the data processing unit; and a control unit for controlling data transfer between the first interface and the second interface is provided.

Abstract: An image processing apparatus comprising: a data processing unit such as a printing unit; a first interface having a plurality of logical channels for connecting with an external processing apparatus; a second interface, compliant with the same communication standard as the first interface and having a plurality of logical channels that have a different configuration from the first interface, for connecting with the data processing unit; and a control unit for controlling data transfer between the first interface and the second interface is provided.