Method and apparatus for generating specific frequency response for ultrasound testing

A system for testing a physical attribute of a manufactured object, the system comprising;

• at least one coherent electromagnetic energy generator;
• a pulse generator coupled to the at least one coherent electromagnetic energy generator which produces coherent electromagnetic energy pulses;
• the pulses having a time separation between the end of a pulse and the beginning of a successive pulse;
• the pulses having pulse widths of less than 20% the time separation;
• the pulses imparting energy on or in the manufactured object;
• the energy initiating a sonic energy signal;
• a controlling circuitry controlling the width of the coherent electromagnetic energy pulses, wherein said controlling circuitry controls the width of the coherent electromagnetic energy pulses based upon the physical attribute of the manufactured object;
• and
• a sonic energy detector that detects the sonic energy signal.

A method for testing a physical attribute of a manufactured object, the method comprising:

• generating a plurality of Dirac laser pulses, the laser pulses having a time separation between a pulse and a successive pulse;
• dynamically controlling one or both of the pulse width of a next pulse and the time separation between pulses;
• controlling the width of the next coherent electromagnetic energy pulse and the time separation between pulses based upon the physical attribute of the manufactured object.
• directing the plurality of laser pulses at the manufactured object;
• the laser pulses imparting energy on or in the manufactured object;
• the energy initiating a sonic energy signal;
• and
• measuring the sonic energy signal.

A system for testing a physical attribute of a manufactured object, the system comprising;

• at least one laser generator;
• a pulse generator coupled to the at least one laser generator which produces a plurality of Dirac laser pulses;
• the laser pulses having a time separation from a pulse to a successive pulse;
• the laser pulses imparting energy on or in the manufactured object;
• the energy initiating a sonic energy signal;
• a controlling circuitry which controls one or both of the pulse widths of the plurality of laser pulses and the time separations between pulses, said controlling circuitry controlling the width of the next coherent electromagnetic energy pulse and the time separation between pulses based upon the physical attribute of the manufactured object;
• and
• a sonic energy detector that detects the sonic energy signal.

A system for testing a physical attribute of a manufactured object, the system comprising;

• at least one laser generator;
• a pulse generator coupled to the at least one laser generator which produces a plurality of Dirac laser pulses;
• the laser pulses having a time separation from a pulse to a successive pulse;
• the laser pulses imparting energy on or in the manufactured object;
• the energy initiating a sonic energy signal;
• a controlling circuitry which controls one or both off the pulse widths of the plurality of laser pulses and the time separations between pulses, said controlling circuitry controlling the width of the next coherent electromagnetic energy pulse and the time separation between pulses based upon a feature of the coherent electromagnetic energy pulse selected from the group consisting of wavelength, frequency, power, beam projected shape, temporal profiles and energy amplitude;
• and
• a sonic energy detector that detects the sonic energy signal.