Projection type display system with light emitting arrays and scanning mirror

A projection type display system, comprising:

• a plurality of light signal emitting arrays, each of which has a row of light signal emitting elements;
• a plurality of driving circuits provided for the respective light signal emitting arrays to drive the light signal emitting arrays individually in accordance with image data transmitted from an external appliance;
• a scanner which forms a two-dimensional image on a projection surface by scanning a linear light signal emitted from each of the light signal emitting arrays;
• a detector which detects a scan angle of the scanner;
• a controller which sends start signals to the driving circuits separately based on detection of the detector;
• and
• adjusters which are manually operatable to change timings of sending the start signals to the driving circuits;
• wherein each of the driving circuits starts driving the corresponding light signal emitting array on receiving the start signal.

A projection type display system comprising:

• a plurality of light signal emitting arrays, each of which has a row of light signal emitting elements;
• a plurality of driving circuits provided for the respective light signal emitting arrays to drive the light signal emitting arrays individually in accordance with image data transmitted from an external appliance;
• a scanner which forms a two-dimensional image on a projection surface by scanning a linear light signal emitted from each of the light signal emitting arrays;
• a detector which detects a scan angle of the scanner;
• a controller which sends start signals to the driving circuits separately based on values set in the respective driving circuits and detection of the detector;
• and
• a plurality of adjusters, which are provided for the respective driving circuits, for manually adjusting drive frequencies at which the driving circuits drive the respective light signal emitting arrays.

A projection type display system comprising:

• at least one light signal emitting array which has a row of light signal emitting elements;
• a driving circuit which drives the light signal emitting array in accordance with image data;
• a scanner which forms a two-dimensional image on a projection surface by scanning a linear image signal emitted from the light signal emitting array;
• and
• a light intensity regulator which unities intensity distribution of light on the projection surface with respect to a scanning direction by the scanner.

A projection type display system, comprising:

• a plurality of light signal emitting arrays, each of which has a row of light signal emitting elements;
• a plurality of driving circuits provided for the respective light signal emitting arrays to drive the light signal emitting arrays individually in accordance with image data;
• a scanner which forms a two-dimensional image on a projection surface by scanning a linear light signal emitted from each of the light signal emitting arrays;
• and
• a plurality of image data controllers, each of which is connected to each of the respective driving circuits, for controlling transmittance of the image data based on a predetermined parameter specified for the corresponding driving circuit so as to correct inaccurate combinations of two-dimensional images with respect to a direction in which the row of the light emitting elements extends.

A projection type display system, comprising:

• a plurality of light signal emitting arrays, each of which has a row of light signal emitting elements;
• a plurality of driving circuits provided for the respective light signal emitting arrays to drive the light signal emitting arrays individually in accordance with image data;
• a scanner which forms a two-dimensional image on a projection surface by scanning a linear light signal emitted from each of the light signal emitting arrays;
• and
• a plurality of image data controllers, each of which is connected to each of the driving circuits, for controlling transmittance of the image data based on a parameter specified for the corresponding driving circuit so as to correct inaccurate combinations of two-dimensional images which result from the light signal emitting arrays not being parallel with each other.

A projection type display system comprising:

• a plurality of light signal emitting arrays, each of which has a row of light signal emitting elements;
• a plurality of driving circuits provided for the respective light signal emitting arrays to drive the light signal emitting arrays at different start timings and at different drive frequencies;
• a scanner which forms a two-dimensional image on a projection surface by scanning a linear light signal emitted from each of the light signal emitting arrays;
• and
• a plurality of adjusters provided for the respective driving circuits to manually adjust the start timings of the respective driving circuits.

A projection type display system comprising:

• a plurality of light signal emitting arrays, each of which has a row of light signal emitting elements;
• a plurality of driving circuits provided for the respective light signal emitting arrays to drive the light signal emitting arrays at different start timings and at different drive frequencies;
• a scanner which forms a two-dimensional image on a projection surface by scanning a linear light signal emitted from each of the light signal emitting arrays;
• and
• a plurality of adjusters provided for the respective driving circuits to manually adjust the drive frequencies of the respective driving circuits.

A projection type display system comprising:

• a light signal emitting array which has a row of light signal emitting elements;
• a driving circuit which is connected with said light signal emitting array, said driving circuit driving said light signal emitting array at a drive frequency;
• a scanner which is disposed in an optical path of light signals emitted from said light signal emitting array to generate two-dimensional image on a projection surface;
• and
• a controller which is manually operatable to change the drive frequency.

A projection type display system comprising:

• a light signal emitting array which has a row of light signal emitting elements;
• a driving circuit which is connected with said light signal emitting array;
• a scanner which is disposed in an optical path of light signals emitted from said light signal emitting array to generate two-dimensional image on a projection surface;
• a detector which detects a scan angle of said scanner;
• a controller which sends a start signal to said driving circuit, said driving circuit starting drive of the light signal emitting array based on receiving the start signal;
• and
• an adjuster which is manually operatable to change timing of sending the start signal to the driving circuit.

A projection type display system comprising:

• a plurality of light signal emitting arrays, each of which has a row of light signal emitting elements;
• a plurality of driving circuits provided for the respective light signal emitting arrays to drive the light signal emitting arrays individually at different drive frequencies specified for the respective light signal emitting arrays;
• a scanner which forms a two-dimensional image on a projection surface by scanning a linear light signal emitted from each of the light signal emitting arrays;
• a dichroic mirror which is disposed in an optical path between the light signal emitting arrays and the scanner;
• a detector which detects a scan angle of the scanner;
• and
• a controller which sends start signals to the driving circuits separately based on detection of the detector;
• wherein each of the driving circuits starts driving the corresponding light signal emitting array on receiving the start signal.

A projection type display system comprising:

• a plurality of light signal emitting arrays, each of which has a row of light signal emitting elements;
• a plurality of driving circuits provided for the respective light signal emitting arrays to drive the light signal emitting arrays individually at different drive frequencies specified for the respective light signal emitting arrays;
• a scanner which forms a two-dimensional image on a projection surface by scanning a linear light signal emitted from each of the light signal emitting arrays;
• a dichroic prism which is disposed in an optical path between the light signal emitting arrays and the scanner;
• a detector which detects a scan angle of the scanner;
• and
• a controller which sends start signals to the driving circuits separately based on detection of the detector;
• wherein each of the driving circuits starts driving the corresponding light signal emitting array on receiving the start signal.

A projection type display system comprising:

• a plurality of light signal emitting arrays, each of which has a row of light signal emitting elements made of PLZT;
• a plurality of driving circuits provided for the respective light signal emitting arrays to drive the light signal emitting arrays individually at different drive frequencies specified for the respective light signal emitting arrays;
• a scanner which forms a two-dimensional image on a projection surface by scanning a linear light signal emitted from each of the light signal emitting arrays;
• a detector which detects a scan angle of the scanner;
• and
• a controller which sends start signals to the driving circuits separately based on detection of the detector;
• wherein each of the driving circuits starts driving the corresponding light signal emitting array on receiving the start signal.