摘要:
An electronic paper device includes a ground plane, a charge receiving layer, and a porous stand off layer disposed over the charge receiving layer. An active layer is interposed between the ground plane and the charge receiving layer, the active layer including a plurality of microcapsules containing charged pigments. A system for writing information to electronic paper is also provided.
摘要:
An electronic paper device includes a ground plane, a semi-conducting layer in electrical communication with the ground plane, and an active layer interposed between the ground plane and semiconducting layer. The active layer includes a plurality of microcapsules containing charged pigments. A method for writing to electronic paper is also presented.
摘要:
An electronic paper device includes a ground plane, a charge receiving layer, and a porous stand off layer disposed over the charge receiving layer. An active layer is interposed between the ground plane and the charge receiving layer, the active layer including a plurality of microcapsules containing charged pigments. A system for writing information to electronic paper is also provided.
摘要:
An electronic paper device includes a ground plane, a semi-conducting layer in electrical communication with the ground plane, and an active layer interposed between the ground plane and semiconducting layer. The active layer includes a plurality of microcapsules containing charged pigments. A method for writing to electronic paper is also presented.
摘要:
An imaging method includes coating a transfer member with an adhesion promoter in a liquid state, changing the adhesion promoter on the transfer member from the liquid state to at least one of a solid state and a gel state, depositing a liquid marking agent on the solidified adhesion promoter corresponding to an image, changing a state of the adhesion promoter from the solid state to the flowable state, and transferring the liquid marking agent and the adhesion promoter in the flowable state from the transfer member to a substrate to form a hard version of the image thereon.
摘要:
Apparatus, printers, and methods to remove material from a printer surface are disclosed. An example apparatus includes a fluid remover to remove printing material from a printer surface, and a coating material reservoir to store coating material and to apply the coating material to the fluid remover to reduce an amount of printing material transferred to the fluid remover from the printer surface.
摘要:
With a card including a passive electronic paper display configured to display a visual image, a method of presenting information on a card includes selectively changing a visual image displayed on the passive electronic paper display to update information represented by the visual image, and wherein the card is sized to be carried by a user.
摘要:
Printers, methods, and apparatus to reduce aerosol are disclosed. An example apparatus to reduce aerosol includes a print head (102) to generate droplets (314-320) and aerosol (322-326), and to direct the droplets (314-320) toward a print substrate (104), a first corona wire (108) to generate first ions (340, 344) having a first electrical polarity to direct the aerosol (322-326) toward the print substrate (104), and a second corona wire (110) to generate second ions (340, 344) to direct the aerosol (322-326) toward the print substrate (104), wherein the second ions (340, 344) have a second electrical polarity that is opposite the first electrical polarity.
摘要:
An imaging device can include an imaging drum to support a carrier fluid. A roller can remove a portion of the carrier fluid from the imaging drum. A fluid container can collect the carrier fluid from the roller. A fluid remover on the container can be used to remove the carrier fluid from the roller.
摘要:
Printhead fabrication methods and printheads are described. According to one aspect, a printhead fabrication method includes providing a spacer layer 36 over a plurality of bottom electrodes 10 of a printhead, providing a plurality of top electrodes 26 of the printhead over the spacer layer 36 and the bottom electrodes 10, aligning a plurality of printhead features 38 of the spacer layer 36 with a plurality of printhead features 28, 16 of the top electrodes 26 and the bottom electrodes 10, and bonding the spacer layer 36 with the top electrodes 26 and the bottom electrodes 10 with the printhead features 38 of the spacer layer 36 aligned with the printhead features 28, 16 of the top electrodes 26 and the bottom electrodes 10.