JP2004077545A5 - - Google Patents

Claims (15)

A projector comprising: a pedestal unit; a video projection mechanism unit that projects an image; and a support mechanism unit that is provided on an upper surface of the pedestal unit and supports the video projection mechanism unit so that the direction of the video projection mechanism unit can be adjusted in the horizontal direction. . The projector according to claim 1, wherein the support mechanism unit includes a rotation mechanism unit that supports the video projection mechanism unit so as to be rotatable in a horizontal direction. A projector comprising: a pedestal unit; a video projection mechanism unit that projects an image; and a support mechanism unit that is provided on an upper surface of the pedestal unit and supports the video projection mechanism unit so that the direction of the video projection mechanism unit can be adjusted in the vertical direction. . The projector according to claim 3, wherein the support mechanism unit includes an inclination mechanism unit that supports the video projection mechanism unit so as to be rotatable in a vertical direction. A pedestal unit, a video projection mechanism unit that projects an image, and a support mechanism unit that is provided on an upper surface of the pedestal unit and supports the video projection mechanism unit so that the direction of the video projection mechanism unit can be adjusted in the horizontal and vertical directions. Projector. The support mechanism includes a rotation mechanism that supports the video projection mechanism so as to be rotatable in a horizontal direction, and an inclination mechanism that supports the video projection mechanism so as to be rotatable in a vertical direction. The projector according to claim 5. A displacement angle detection means for detecting a displacement angle from a reference position in the horizontal direction of the rotation mechanism section, and the video data based on the video data according to the displacement angle detected by the displacement angle detection means. The projector according to claim 2, further comprising: a horizontal image correction unit configured to correct a distortion related to a horizontal direction of the image that is expected to occur when the image is projected. The projector according to claim 7, further comprising a horizontal reference position setting unit configured to set a reference position related to the horizontal direction. The image distortion correction is correction for the trapezoidal distortion of the image, and the horizontal image correction unit corresponds to the image when the displacement angle becomes a predetermined displacement angle set in advance. 9. The projector according to claim 7, wherein a process of reversing the correction degree when the video data is trapezoidally corrected between the upper base and the lower base of the trapezoid is performed. The projector according to claim 9, further comprising a predetermined displacement angle setting unit capable of arbitrarily setting the predetermined displacement angle. An inclination angle detecting means for detecting an inclination angle from a reference position with respect to the vertical direction of the inclination mechanism section, and the video data based on the video data according to the inclination angle detected by the inclination angle detecting means. The projector according to claim 4, further comprising: a vertical image correction unit configured to correct distortion related to a vertical direction of the image that is expected to occur when the image is projected. The projector according to claim 11, further comprising a vertical direction reference position setting unit configured to set a reference position related to the vertical direction. The video distortion correction is a correction for the trapezoidal distortion of the video, and the vertical video correction unit corresponds to the video when the tilt angle becomes a predetermined tilt angle set in advance. 13. The projector according to claim 11, wherein the correction degree when correcting the trapezoid of the video data is inverted between the upper base and the lower base of the trapezoid. The projector according to claim 13, further comprising a predetermined inclination angle setting unit capable of arbitrarily setting the predetermined inclination angle. 6. The projector according to claim 1, wherein the pedestal has a mark for defining a position in a horizontal direction with respect to a projection surface of the apparatus.