A solar power generation system for providing operating power for a desired application and for minimizing the power degradation inflicted by generally horizontal light obstructions, the system comprising at least one solar-array module (400, 600, 800, 1000, 1300, 1400, 1500, 1700), physically disposed substantially horizontal, wherein said at least one solar array module (400, 600, 800, 1000, 1300, 1400, 1500, 1700) comprises: a multiplicity of solar cells, arranged in a physical matrix of N columns and M rows, wherein said physical matrix comprises adjacent first and second matrices of N/2 columns and M rows; wherein for each of first and second matrices the cells of each row are connected in series in a string so that one end of the string has a first polarity and the other end of the string has a second polarity, wherein the strings are facilitated to produce a first output voltage level; wherein adjacent cells in adjacent rows are connected in parallel to form a plain, electrically interconnected electrical crisscross matrix array of solar cells; wherein the string ends towards the center of the physical matrix between the first and second matrices have all the same polarity; at least one high efficiency DC/DC power converter (450, 650, 850, 1050, 1350, 1450, 1550, 1750), wherein a first side of the DC/DC converter is electrically connected to the string ends of the first polarity of the first and second matrices and a second side of the DC/DC converter is connected to the string ends of the other polarity of the first and second matrices, said DC/DC power converter (450, 650, 850, 1050, 1350, 1450, 1550, 1750) configured to boost said first output voltage level to a second output voltage level higher than said first output voltage level, wherein said first output level is insufficient to meet the desired application operating voltage level requirement. a multiplicity of solar cells, arranged in a physical matrix of N columns and M rows, wherein said physical matrix comprises adjacent first and second matrices of N/2 columns and M rows; wherein for each of first and second matrices the cells of each row are connected in series in a string so that one end of the string has a first polarity and the other end of the string has a second polarity, wherein the strings are facilitated to produce a first output voltage level; wherein adjacent cells in adjacent rows are connected in parallel to form a plain, electrically interconnected electrical crisscross matrix array of solar cells; wherein the string ends towards the center of the physical matrix between the first and second matrices have all the same polarity; wherein said physical matrix comprises adjacent first and second matrices of N/2 columns and M rows; wherein for each of first and second matrices the cells of each row are connected in series in a string so that one end of the string has a first polarity and the other end of the string has a second polarity, wherein the strings are facilitated to produce a first output voltage level; wherein adjacent cells in adjacent rows are connected in parallel to form a plain, electrically interconnected electrical crisscross matrix array of solar cells; wherein the string ends towards the center of the physical matrix between the first and second matrices have all the same polarity; at least one high efficiency DC/DC power converter (450, 650, 850, 1050, 1350, 1450, 1550, 1750), wherein a first side of the DC/DC converter is electrically connected to the string ends of the first polarity of the first and second matrices and a second side of the DC/DC converter is connected to the string ends of the other polarity of the first and second matrices, said DC/DC power converter (450, 650, 850, 1050, 1350, 1450, 1550, 1750) configured to boost said first output voltage level to a second output voltage level higher than said first output voltage level, wherein said first output level is insufficient to meet the desired application operating voltage level requirement.