Imaging apparatus and image signal generating apparatus
Disclosed is an imaging apparatus including an imaging element photo-electrically converting light from a subject to generate an electric signal, an output unit generating an image signal based on the electric signal output from the imaging element, a timing generator generating a clock for image signal processing to drive the imaging element and the output unit based on a reference clock externally input, a control unit controlling the imaging element, the output unit, and the timing generator. The imaging apparatus further includes a phase delaying unit delaying a phase of the clock for the image signal processing output from the timing generator to supply the clock to the control unit.
1. An imaging apparatus comprising:
an imaging element photo-electrically converting light from a subject to generate an electric signal;
an output unit generating an image signal based on the electric signal output from the imaging element;
a timing generator generating a dock for image signal processing to drive the imaging element and the output unit based on a reference clock externally input to the imaging apparatus;
a control unit controlling the imaging element, the output unit, and the timing generator; and
a phase delaying unit delaying a phase of the clock for the image signal processing output from the timing generator and supplying a resulting dock with the delayed phase to the control unit to drive the control unit.
2. An imaging apparatus according to claim 1 , wherein a change point of the clock delayed by the phase delaying unit and supplied to the control unit appears in a reset period of the output signal transmitted from the imaging element.
3. An imaging apparatus according to claim 2 , further comprising
a divider dividing the clock for the image signal processing in a preceding or subsequent stage to the phase delaying unit.
4. An imaging apparatus according to claim 2 , wherein
an amount of the phase of the clock delayed by the phase delaying unit is variable.
5. An imaging apparatus comprising:
an imaging element photo-electrically converting light from a subject to generate an electric signal;
an output unit generating an image signal based on the electric signal output from the imaging element;
a timing generator generating a clock for image signal processing to drive the imaging element and the output unit based on a reference clock externally input to the imaging apparatus;
a control unit controlling the imaging element and the output unit; and
a phase delaying unit delaying a phase of the clock for the image signal processing output from the timing generator and supplying a resulting clock with the delayed phase to the imaging element and the output unit.
6. An imaging apparatus comprising:
an imaging element photo-electrically convening light from a subject to generate an electric signal;
an output unit generating an image signal based on the electric signal output from the imaging element;
a clock generator generating a reference clock for driving components of the imaging apparatus;
a timing generator generating a clock for image signal processing to drive the imaging element and the output unit based on the reference clock generated by the clock generator;
a control unit controlling the imaging element, the output unit, and the timing generator; and
a phase delaying unit delaying a phase of the clock for the image signal processing output from the timing generator and supplying a resulting clock with the delayed phase to the control unit to drive the control unit.
7. An image signal generating apparatus comprising:
an output unit generating an image signal based on the electric signal externally input;
a timing generator generating a clock for image signal processing to drive the output unit based on a reference clock externally input to the image signal generating apparatus;
a control unit controlling the output unit and the timing generator; and
a phase delaying unit delaying a phase of the clock for the image signal processing output from the timing generator and supplying a resulting clock with the delayed phase to the control unit to drive the control unit.
8. An image signal generating apparatus according to claim 7 , further comprising
a divider dividing the clock for the image signal processing in a preceding or subsequent stage to the phase delaying unit.
9. An image signal generating apparatus according to claim 7 , wherein
an amount of the phase of the clock delayed by the phase delaying unit is variable.
10. An image signal generating apparatus comprising;
an output unit generating an image signal based on an electric signal externally input;
a timing generator generating a clock for image signal processing to drive the output unit based on a reference clock externally input to the image signal generating apparatus;
a control unit controlling the output unit; and
a phase delaying unit delaying a phase of the clock for the image signal processing output from the timing generator and supplying a resulting clock with the delayed phase to an imaging element and the output unit.
11. An image signal generating apparatus comprising:
an output unit generating an image signal based on an electric signal externally input;
a clock generator generating a reference clock for driving components of an imaging apparatus;
a timing generator generating a clock for image signal processing to drive the output unit based on the reference clock generated by the clock generator;
a control unit controlling the output unit and the timing generator; and
a phase delaying unit delaying a phase of the clock for the image signal processing output from the timing generator and supplying a resulting clock with the delayed phase to the control unit to drive the control unit.
12. An image signal generating apparatus comprising:
an output unit generating an image signal based on an electric signal externally input;
a clock generator generating a reference clock for driving components of an imaging apparatus;
a control unit controlling the output unit;
a timing generator generating a clock for image signal processing to drive the output unit based on the reference clock input from the control unit; and
a phase delaying unit delaying a phase of the clock for the image signal processing output from the timing generator and supplying a resulting clock with the delayed phase to an imaging element and the output unit.