Printer control apparatus and printer control method

A printer-control apparatus comprising:

• an ink-cartridge replacement detector to detect replacements of an ink-cartridge;
• a release detector, responsive to the detection of the ink-cartridge replacements, to determine whether a paper-feeding mechanism is in a nipping status for paper-feeding for printing papers with thickness within a specific range or in a release status for paper-feeding for printing papers with thickness out of the specific range;
• a printing-paper detector, responsive to the detection of the ink-cartridge replacements, to determine whether any printing paper has been set in the paper-feeding mechanism;
• a PF-measurement generator/executor for generating and executing an operation for PF-measurements to measure a motor current in accordance with load on paper feeding while a paper-feed motor is running at a constant-speed driving and calculate an average motor current in accordance with the detection of the ink-cartridge replacements, the detection of the nipping status, and the determination that no printing paper has been set in the paper-feeding mechanism;
• and
• a memory to store accumulated integral values of the motor current calculated through the PF measurements and the average motor current also calculated through the PF measurements for updating.

A printer-control apparatus comprising:

• a roll-paper replacement detector to detect replacements of a rolled printing paper;
• a release detector, responsive to the detection of the roll-paper replacements, to determine whether a paper-feeding mechanism is in a nipping status for paper-feeding for printing papers with thickness within a specific range or in a release status for paper-feeding for printing papers with thickness out of the specific range;
• a printing-paper detector, responsive to the detection of the roll-paper replacements, to determine whether any printing paper has been set in the paper-feeding mechanism;
• a PF-measurement generator/executor for generating and executing an operation for PF-measurements to measure a motor current in accordance with load on paper feeding while a paper-feed motor is running at a constant-speed driving and calculate an average motor current in accordance with the detection of the roll-paper replacements, the detection of the nipping status, and the determination that no printing paper has been set in the paper-feeding mechanism;
• and
• a memory to store accumulated integral values of the motor current calculated through the PF measurements and the average motor current also calculated through the PF measurements for updating.

A printer-control apparatus comprising:

• a power-on detector to detect printer power-on;
• an ink-cartridge replacement detector to detect replacements of an ink-cartridge;
• a roll-paper replacement detector to detect replacements of a roll printing paper;
• a release detector, responsive to the detection of power on, ink-cartridge replacement or roll-paper replacements, to determine whether a paper-feeding mechanism is in a nipping status for paper-feeding for printing papers with thickness within a specific range or in a release status for paper-feeding for printing papers with thickness out of the specific range;
• a printing-paper detector, responsive to the detection of power on, ink-cartridge replacement or roll-paper replacements, to determine whether any printing paper has been set in the paper-feeding mechanism;
• a PF-measurement generator/executor for generating and executing an operation for PF-measurements to measure a motor current in accordance with load on paper feeding while a paper-feed motor is running at a constant-speed driving and calculate an average motor current in accordance with the detection of printer power on, ink-cartridge replacement or roll-paper replacements, and the detection of the nipping status and the determination that no printing paper has been set in the paper-feeding mechanism;
• and
• a memory to store accumulated integral values of the motor current calculated through the PF measurements and the average motor current also calculated through the PF measurements for updating.

A printer-control apparatus comprising:

• an ink-cartridge replacement detector to detect replacements of an ink-cartridge;
• a release detector, responsive to the detection of the ink-cartridge replacements, to determine whether a paper-feeding mechanism is in a nipping status for paper-feeding for printing papers with thickness within a specific range or in a release status for paper-feeding for printing papers with thickness out of the specific range;
• a printing-paper detector, responsive to the detection of the ink-cartridge replacements, to determine whether any printing paper has been set in the paper-feeding mechanism;
• a PF-measurement generator/executor for generating and executing an operation for PF-measurements to measure a motor current in accordance with load on paper feeding while a paper-feed motor is running at a constant-speed driving and calculate an average motor current in accordance with the detection of the ink-cartridge replacements, the detection of the nipping status, and the determination as to whether any printing paper has been set in the paper-feeding mechanism;
• and
• a memory to store accumulated integral values of the motor current calculated through the PF measurements and the average motor current also calculated through the PF measurements for updating.

A printer-control apparatus comprising:

• a roll-paper replacement detector to detect replacements of a roll printing paper;
• a release detector, responsive to the detection of the roll-paper replacements, to determine whether a paper-feeding mechanism is in a nipping status for paper-feeding for printing papers with thickness within a specific range or in a release status for paper-feeding for printing papers with thickness out of the specific range;
• a printing-paper detector, responsive to the detection of the roll-paper replacements, to determine whether any printing paper has been set in the paper-feeding mechanism;
• a PF-measurement generator/executor for generating and executing an operation for PF-measurements to measure a motor current in accordance with load on paper feeding while a paper-feed motor is running at a constant-speed driving and calculate an average motor current in accordance with the detection of the roll-paper replacements, the detection of the nipping status, and the determination as to whether any printing paper has been set in the paper-feeding mechanism;
• and
• a memory to store accumulated integral values of the motor current calculated through the PF measurements and the average motor current also calculated through the PF measurements for updating.

A printer-control apparatus comprising:

• a power-on detector to detect printer power-on;
• an ink-cartridge replacement detector to detect replacements of an ink-cartridge;
• a roll-paper replacement detector to detect replacements of a roll printing paper;
• a release detector, responsive to the detection of power on, ink-cartridge replacement or roll-paper replacements, to determine whether a paper-feeding mechanism is in a nipping status for paper-feeding for printing papers with thickness within a specific range or in a release status for paper-feeding for printing papers with thickness out of the specific range;
• a printing-paper detector, responsive to the detection of power on, ink-cartridge replacement or roll-paper replacements, to determine whether any printing paper has been set in the paper-feeding mechanism;
• a PF-measurement generator/executor for generating and executing an operation for PF-measurements to measure a motor current in accordance with load on paper feeding while a paper-feed motor is running at a constant-speed driving and calculate an average motor current in accordance with the detection of power on, ink-cartridge replacement or roll-paper replacements, and the detection of the nipping status and the determination as to whether any printing paper has been set in the paper-feeding mechanism;
• and
• a memory to store accumulated integral values of the motor current calculated through the PF measurements and the average motor current also calculated through the PF measurements for updating.

A printer-control method comprising the steps of:

• detecting replacements of an ink-cartridge;
• in response to the detection of the ink-cartridge replacements, determining whether a paper-feeding mechanism is in a nipping status for paper-feeding for printing papers with thickness within a specific range or in a release status for paper-feeding for printing papers with thickness out of the specific range;
• in response to the detection of the ink-cartridge replacements, determining whether any printing paper has been set in the paper-feeding mechanism;
• generating and executing an operation for PF-measurements to measure a motor current in accordance with load on paper feeding while a paper-feed motor is running at a constant-speed driving and calculate an average motor current in accordance with the detection of the ink-cartridge replacements, the detection of the nipping status, and the determination that no printing paper has been set in the paper-feeding mechanism;
• and
• storing the average motor current calculated through the PF measurements for updating.

A printer-control method comprising the steps of:

• detecting replacements of a roll printing paper;
• in response to the detection of the roll-paper replacements, determining whether a paper-feeding mechanism is in a nipping status for paper-feeding for printing papers with thickness within a specific range or in a release status for paper-feeding for printing papers with thickness out of the specific range;
• in response to the detection of the roll-paper replacements, determining whether any printing paper has been set in the paper-feeding mechanism;
• generating and executing an operation for PF-measurements to measure a motor current in accordance with load on paper feeding while a paper-feed motor is running at a constant-speed driving and calculate an average motor current in accordance with the detection of the roll-paper replacements, the detection of the nipping status, and the determination that no printing paper has been set in the paper-feeding mechanism;
• and
• storing the average motor current calculated through the PF measurements for updating.

A printer-control method comprising the steps of:

• detecting printer power-on, replacements of an ink-cartridge or replacements of a roll printing paper;
• in response to the detection of printer power-on, ink-cartridge replacement or roll-paper replacements, determining whether a paper-feeding mechanism is in a nipping status for paper-feeding for printing papers with thickness within a specific range or in a release status for paper-feeding for printing papers with thickness out of the specific range;
• in response to the detection of printer power-on, ink-cartridge replacement or roll-paper replacements, determining whether any printing paper has been set in the paper-feeding mechanism;
• generating and executing an operation for PF-measurements to measure a motor current in accordance with load on paper feeding while a paper-feed motor is running at a constant-speed driving and calculate an average motor current in accordance with the detection of printer power-on, ink-cartridge replacement or roll-paper replacements, and the detection of the nipping status and the determination that no printing paper has been set in the paper-feeding mechanism;
• and
• storing the average motor current calculated through the PF measurements for updating.

A printer-control method comprising the steps of:

• detecting replacements of an ink-cartridge;
• in response to the detection of the ink-cartridge replacements, determining whether a paper-feeding mechanism is in a nipping status for paper-feeding for printing papers with thickness within a specific range or in a release status for paper-feeding for printing papers with thickness out of the specific range;
• in response to the detection of the ink-cartridge replacements, determining whether any printing paper has been set in the paper-feeding mechanism;
• generating and executing an operation for PF-measurements to measure a motor current in accordance with load on paper feeding while a paper-feed motor is running at a constant-speed driving and calculate an average motor current in accordance with the detection of the ink-cartridge replacements, the detection of the nipping stattus, and the determination as to whether any printing paper has been set in the paper-feeding mechanism;
• and
• storing the average motor current calculated through the PF measurements for updating.

A printer-control method comprising the steps of:

• detecting replacements of a roll printing paper;
• in response to the detection of the roll-paper replacements, determining whether a paper-feeding mechanism is in a nipping status for paper-feeding for printing papers with thickness within a specific range or in a release status for paper-feeding for printing papers with thickness out of the specific range;
• in response to the detection of the roll-paper replacements, determining whether any printing paper has been set in the paper-feeding mechanism;
• generating and executing an operation for PF-measurements to measure a motor current in accordance with load on paper feeding while a paper-feed motor is running at a constant-speed driving and calculate an average motor current in accordance with the detection of the roll-paper replacements, the detection of the nipping status, and the determination as to whether any printing paper has been set in the paper-feeding mechanism;
• and
• storing the average motor current calculated through the PF measurements for updating.

A printer-control method comprising the steps of:

• detecting printer power-on, replacements of an ink-cartridge or replacements of a roll printing paper;
• in response to the detection of printer power-on, ink-cartridge replacement or roll-paper replacements, determining whether a paper-feeding mechanism is in a nipping status for paper-feeding for printing papers with thickness within a specific range or in a release status for paper-feeding for printing papers with thickness out of the specific range;
• in response to the detection of printer power-on, ink-cartridge replacement or roll-paper replacements, determining whether any printing paper has been set in the paper-feeding mechanism;
• generating and executing an operation for PF-measurements to measure a motor current in accordance with load on paper feeding while a paper-feed motor is running at a constant-speed driving and calculate an average motor current in accordance with the detection of printer power-on, ink-cartridge replacement or roll-paper replacements, and the detection of the nipping status and the determination as to whether any printing paper has been set in the paper-feeding mechanism;
• and
• storing the average motor current calculated through the PF measurements for updating.

A storage medium storing a computer program running on a computer system, for controlling a printer, the program having instructions for:

• detecting printer power-on, replacements of an ink-cartridge or replacements of a roll printing paper;
• in response to the detection of printer power-on, ink-cartridge replacement or roll-paper replacements, determining whether a paper-feeding mechanism is in a nipping status for paper-feeding for printing papers with thickness within a specific range or in a release status for paper-feeding for printing papers with thickness out of the specific range;
• in response to the detection of printer power-on, ink-cartridge replacement or roll-paper replacements, determining whether any printing paper has been set in the paper-feeding mechanism;
• generating and executing an operation for PF-measurements to measure a motor current in accordance with load on paper feeding while a paper-feed motor is running at a constant-speed driving and calculate an average motor current in accordance with the detection of power on, ink-cartridge replacement or roll-paper replacements, and the detection of the nipping status and the determination that no printing paper has been set in the paper-feeding mechanism;
• and
• storing the average motor current calculated through the PF measurements for updating.

A storage medium storing a computer program running on a computer system, for controlling a printer, the program having instructions for:

• detecting printer power-on, replacements of an ink-cartridge or replacements of a roll printing paper;
• in response to the detection of printer power-on, ink-cartridge replacement or roll-paper replacements, determining whether a paper-feeding mechanism is in a nipping status for paper-feeding for printing papers with thickness within a specific range or in a release status for paper-feeding for printing papers with thickness out of the specific range;
• in response to the detection of printer power-on, ink-cartridge replacement or roll-paper replacements, determining whether any printing paper has been set in the paper-feeding mechanism;
• generating and executing an operation for PF-measurements to measure a motor current in accordance with load on paper feeding while a paper-feed motor is running at a constant-speed driving and calculate an average motor current in accordance with the detection of power on, ink-cartridge replacement or roll-paper replacements, and the detection of the nipping status and the determination as to whether any printing paper has been set in the paper-feeding mechanism;
• and
• storing the average motor current calculated through the PF measurements for updating.