Canon Kabushiki Kaisha

Kazuki Narumi

Toshimitsu Danzuka

Kazuo Suzuki

Masataka Kato

Kazuhiko Sato

Tomoki Yamamuro

Yasunori Fujimoto

Rie Takekoshi

Takumi Kaneko

Hiroto Kango

Taku Yokozawa

Shin Genta

Noboru Kunimine

Naoko Baba

Akiko Aichi

Yumi Kamimura

Hiroshi Taira

Akihiro Tomida

Keita Ishimi

Ayumi Hirakawa

Takao Ogata

Hirofumi Ichinose

Naoaki Wada

Fumiaki Fujioka

Hiroshi Kawafuji

Hiromitsu Kishi

Akihiro Kakinuma

Takaaki Shima

A recording apparatus includes a recording unit, a scanning unit configured to perform relative scanning by moving the recording unit and a recording medium relative to each other at least once with respect to a unit region on the recording medium, a recovery unit configured to perform a recovery operation for maintaining or recovering a recording performance of the recording unit for application of a recording material, and a control unit configured to control the recovery unit, wherein the control unit acquires recording mode information about recording of an image to be performed on a recording medium for (n+1)-th page (n being a natural number) and determines, based on the acquired recording mode information, whether to perform an inter-page recovery operation at timing after recording of an image on a recording medium for n-th page ends and before recording of an image on a recording medium for (n+1)-th page starts.

Recording apparatus, control method, and storage medium

A printing apparatus includes a print head that applies ink to a print medium; a conveyance unit that conveys a print medium in a conveying direction; a first drying means that is disposed downstream relative to the print head in the conveying direction, and dries ink applied to the print medium by blowing gas such that an angle formed with the conveying direction is a first angle; and a second drying means that is disposed downstream relative to the first drying means in the conveying direction, and dries ink applied to the print medium by blowing gas such that an angle formed with the conveying direction is a second angle different from the first angle.

Printing apparatus and control method thereof

A recording apparatus includes a recording head having discharge ports for discharging a liquid, a cap configured to cap the discharge ports, a switching unit configured to switch between a communication state where an inside of the cap communicates with the atmosphere and a non-communication state where the inside of the cap does not communicate with the atmosphere, and a depressurization unit configured to depressurize the inside of the cap. After driving of the depressurization unit is started while the cap is at a capping position for capping the discharge ports and is in the non-communication state, the switching unit switches the cap to the communication state and then the driving of the depressurization unit is stopped. Idle suction is performed by driving the depressurization unit while the cap is at the capping position and is in the communication state.

Recording apparatus and method for controlling the same

The object of the present disclosure is to optimize the time necessary for filling and the ink consumption. One embodiment of the present disclosure is a printing apparatus having: a storage unit; a print head having an ejection port from which ink supplied from the storage unit is ejected; an ink supply path that connects the storage unit and the print head; a suction unit configured to perform suction at the ejection port; and a supply control unit configured to supply ink stored in the storage unit to the ink supply path and the print head by performing suction at the ejection port by the suction unit, and the printing apparatus has an acquisition unit configured to acquire information relating to ink discharge from the ink supply path and the supply control unit determines the number of times of suction by the suction unit based on the information.

Printing apparatus, control method thereof and storage medium

An ejection apparatus includes a platen for supporting a recording medium, an absorber provided in the platen for absorbing liquid, an ejection unit for ejecting a plurality of types of ink including a first liquid containing a component to be deposited when the first liquid is ejected onto the absorber, and a second liquid different from the first liquid for suppressing deposition of the first liquid, a detection unit for detecting a state of a predetermined region of the absorber, and a control unit for controlling the detection unit to detect the state, and controlling the ejection unit to eject the second liquid to the predetermined region based on a result of the detection. When the first liquid is ejected to the predetermined region, the second liquid is ejected to the predetermined region after the ejection of the first liquid is finished, without using the result of the detection.

Ejection apparatus and deposition suppression method

A recording apparatus discharges an ink in a first color to a position at which an accumulated state on an ink absorber is to be detected. After that, a light is emitted onto the position from a light emitting unit, and reflected light is received by a light receiving unit.

Recording apparatus and method in recording apparatus

According to an embodiment of this invention, an apparatus comprises: a detachable inktank containing ink; a subtank containing the ink supplied from the inktank; a printhead configured to discharge the ink supplied from the subtank; an ink supply path connecting the subtank to the printhead; a valve arranged on the ink supply path; a supply unit configured to supply the ink from the inktank to the subtank by repeatedly opening and closing the valve; a suction unit configured to suck the ink from the printhead; and a control unit configured to control, when the inktank is attached, the supply unit to operate for a predetermined number of times to supply the ink from the inktank to the subtank, and to subsequently control the suction unit to operate to supply the ink from the subtank to the printhead.

Inkjet printing apparatus and ink filling method

An inkjet recording apparatus according to the present disclosure executes a first wiping operation in a case where the count value counted by the count unit is higher than a first threshold value while the recording operation is being performed and execute a second wiping operation when the recording operation completes in a case where the count value counted by the count unit is higher than a second threshold value. The inkjet recording apparatus also executes the second wiping operation when the first wiping operation has been performed while the recording operation is being performed.

Inkjet recording apparatus

An inkjet recording apparatus includes a recording unit, a first ink storage unit, a second ink storage unit, a discharge unit, a first detection unit configured to detect that an amount of the ink stored in the first ink storage unit is below a first predetermined amount, and a second detection unit configured to detect that an amount of the ink stored in the second ink storage unit is below a second predetermined amount. The inkjet recording apparatus further includes a control unit configured to control the discharge operation after the detection by the first detection unit and the detection by the second detection unit based on a detection timing of the first detection unit and a detection timing of the second detection unit.

Inkjet recording apparatus and ink discharge method

Each area in a test pattern for performing color shift correction is recorded by a discharge port at an edge portion in many times of scanning and by a discharge port other than the discharge port at the edge portion in fewer times of scanning.

Recording apparatus and recording method

A pattern of a first ink is formed on a recording medium using a first nozzle, a difference between smoothness of a surface at an edge portion of the pattern of the first ink in a predetermined direction and smoothness of a peripheral area of the pattern of the first ink on the recording medium is increased by applying another imparting material different from the first ink on the pattern of the first ink and a first adjustment pattern is formed, a second adjustment pattern of a predetermined imparting material is formed on the recording medium using a second nozzle, and a detection unit detects information by measuring specular reflected light when areas respectively including the first and the second adjustment patterns are each irradiated with light.

Multi-valued data is corrected using different correction values depending on an attribute of an image.

Image processing apparatus and method for processing image

In a recording apparatus, a dot diameter of a first color ink formed by discharging a predetermined amount of the first color ink onto a surface of a second color ink fixed on a recording medium is smaller than a dot diameter of the second color ink formed by discharging the predetermined amount of the second color ink onto a surface of the first color ink fixed on the recording medium, and a recording head discharges the plurality of inks such that with respect to pixels forming an image in a unit area, pixels formed by discharging the second color ink and the first color ink in this order are greater than pixels formed by discharging the first color ink and the second color ink in this order.

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Komae, Japan

Kazuki Narumi