Patent Number: 
Section: claims

1. A system for processing at least one section of a thin film sample on a substrate, comprising: a processing arrangement, which when executing a computer program, is configured to perform the following steps:(a) controlling an irradiation beam generator to emit successive irradiation beam pulses at a predetermined repetition rate,(b) controlling a shaping of each of the irradiation beam pulses to define at least one line-type beam pulse, wherein a profile of each of the line-type beam pulses includes a top portion, a leading portion and a trailing portion, the at least one line-type beam pulse being provided for impinging the film sample;(c) controlling an irradiation of a first portion of the film sample with at least the top portion of a first one of the line-type beam pulses, to at least partially melt the first portion, the irradiated first portion being allowed to resolidify and crystallize to form approximately uniform areas therein, and(d) after step (c), controlling an irradiation of a second portion of the film sample with at least the top portion of a second one of the line-type beam pulses to at least partially melt the second portion, the irradiated second portion being allowed to resolidify and crystallize to form approximately uniform areas therein,wherein the processing arrangement controls an emission of the second one of the line-type beam pulses to immediately follow an emission of the first one of the line-type beam pulses,wherein at least one section of the first portion of the film sample is prevented from being irradiated by the trailing portion of the second one of the line-type beam pulses. 2. The method according to claim 1, wherein the top portion of each of the line-type beam pulses has an energy density which is above a complete melting threshold. 3. The method according to claim 1, wherein the top portion of each of the line-type beam pulses has an energy density which is below a complete melting threshold. 4. The system according to claim 1, wherein the processing arrangement, when executing the compute program, controls each of the leading and trailing portions of the first one of the line-type beam pulses to irradiate a part of the first portion, and wherein each of the leading and trailing portions of the second one of the line-type beam pulses irradiates a part of the second portion. 5. The system according to claim 1, wherein each of leading and trailing portions of the first and second ones of the line-type beam pulses has first and second sections, wherein each of the first sections of the leading and trailing portions of the first and second ones of the line-type beam pulses has an energy density which is sufficient to at least partially melt at least one of the respective first portion and the respective second portion, and wherein each of the second sections of the leading and trailing portions of the first and second ones of the line-type beam pulses has an energy density lower than a threshold level which is sufficient to at least partially melt at least one of the respective first portion and the respective second portion. 6. The system according to claim 1, wherein the processing arrangement, when executing the computer program, performs step (d) after step (c) is completed and after the film sample is translated for a particular distance with respect to an impingement by the beam pulses of the first portion. 7. The system according to claim 1, wherein the leading portion of the first one of the line-type beam pulses has a first length, wherein the top hat portion of the first one of the line-type pulses has a second length, and the trailing portion of the second one of the line-type beam pulses has a third length, and wherein the particular distance is greater than the sum of the first, second and third lengths. 8. The system according to claim 1, wherein a section of the leading portion of the first one of the line-type beam pulses that has energy density that is between a complete melting threshold and a crystallization threshold and has a first length, wherein the top portion of the first one of the line-type pulses has energy density that is above the complete melting threshold and has a second length, and the trailing portion of the second one of the line-type beam pulses has energy density that is below the complete melting threshold and has a third length, and wherein the particular distance at least a larger of the sum of the first and second lengths and the sum of the second and third lengths. 9. The system according to claim 1, wherein the beam pulse has a Gaussian shape. 10. The system according to claim 1, wherein the first portion of the film sample is irradiated by the top portion of the first one of the line-type beam pulses, wherein the second portion of the film sample is irradiated by the top portion of the second one of the line-type beam pulses, wherein the top portion of each of the first and second ones of the line-type beam pulses has an approximately constant energy density, and wherein the first and second irradiated areas are partially melted by the respective first and second ones of the line-type beam pulses, wherein the top portion of each of the first and second ones of the line-type beam pulses has an approximately constant energy density, and wherein the first and second irradiated areas are partially melted by the respective first and second ones of the line-type beam pulses. 11. The system according to claim 1, wherein no portion of the second one of the beam pulses irradiates any section of the first irradiated and resolidified area. 12. The system according to claim 1, wherein the at least one section of the first portion of the film sample that is prevented from being irradiated by the trailing portion of the second one of the line-type beam pulses includes an active region. 13. The system according to claim 1, wherein the first and second portions of the film sample include active regions of a thin film device. 14. The system according to claim 1, wherein the irradiation beam pulses are shaped by a mask to define the line-type beam pulses. 15. The system according to claim 1 wherein the processing arrangement, when executing the computer program, is further configured to perform the following steps:(g) after step (c) and before step (d), translating the film sample for a particular distance with respect to an impingement by the beam pulses in a periodic manner and based on a frequency of the irradiation of the irradiation beam generator. 16. The system according to claim 1, wherein the first and second portions of the film sample include pixel areas. 17. The system according to claim 1, wherein the first and second portions include areas which are configured to situate thereon an active region of at least one thin-film transistor “TFT” device. 18. A system for processing at least one section of a thin film sample on a substrate, comprising: a processing arrangement, which when executing a computer program, is configured to perform the following steps:(a) controlling an irradiation beam generator to emit successive irradiation beam pulses at a predetermined repetition rate,(b) controlling a shaping of each of the irradiation beam pulses to define at least one line-type beam pulse, wherein a profile of each of the line-type beam pulses includes a top portion, a leading portion and a trailing portion, the at least one line-type beam pulse being provided for impinging the film sample,(c) controlling an irradiation of a first portion of the film sample with at least the top portion of a first one of the line-type beam pulses, to at least partially melt the first portion, the irradiated first portion being allowed to resolidify and crystallize to form approximately uniform areas therein,(d) after step (c), controlling an irradiation of a second portion of the film sample with at least the top portion of a second one of the line-type beam pulses to at least partially melt the second portion, the irradiated second portion being allowed to resolidify and crystallize to form approximately uniform areas therein,wherein the processing arrangement controls an emission of the second one of the line-type beam pulses to immediately follow an emission of the first one of the line-type beam pulses,wherein at least one section of the first portion of the film sample is prevented from being irradiated by the trailing portion of the second one of the line-type beam pulses(e) receiving data associated with locations on the film sample to be irradiated, and(f) after step (c) and before step (d), translating the film sample for a particular distance with respect to an impingement by the beam pulses based on the received data. 19. The system according to claim 18, wherein the top portion of each of the line-type beam pulses has an energy density which is above a complete melting threshold. 20. The system according to claim 18, wherein the top portion of each of the line-type beam pulses has an energy density which is below a complete melting threshold.