#passive_matrix_display  a type of LCD screen used for some portable computers; parallel wires run both vertically and horizontally and pixels are turned on when the wires intersecting at that pixel are both energized; "passive matrix displays are generally inferior to active matrix displays"
  supertype:  liquid_crystal_display__LCD  a digital display that uses liquid crystal cells that change reflectivity in an applied electric field; used for portable computer displays and watches etc.
  subtype:  dual_scan_display  a type of passive matrix display in which the top and bottom half of the screen are refreshed simultaneously

No statement uses or specializes passive_matrix_display; click here to add one.