Patent ID: 8586860
Filing Date: 2013-11-19
Classification: B32B,H01L,H02S,Y02E

Abstract:
1. A see-through type solar battery module for generating electricity with a plurality of rod type solar cells each of which comprises a p type or n type rod shaped semiconductor, a pn junction formed at a partially cylindrical surface layer portion of the rod shaped semiconductor, and a pair of ribbon shaped first and second electrodes that are formed on opposite sides of an axis in a direction parallel to the pn junction of the rod shaped semiconductor and are electrically connected to both sides of the pn junction, comprising: an optically transparent first substrate; the plurality of rod type solar cells, wherein said rod type solar cells have a same configuration in which their axes, respectively, are parallel to the first substrate with their conductive directions orthogonal to the first substrate and grouped into a plurality of clusters having a same pattern of arrangement, with the plurality of clusters being arranged in a matrix form having a plurality of rows and a plurality of columns; a plurality of conductive layers formed on an inner surface of the first Substrate, each one conductive layer of the plurality of conductive layers corresponding to one cluster of the plurality of clusters, wherein for each said one cluster the first electrodes of each one solar cell of the plurality of solar cells of said one cluster are connected electrically in parallel to said one conductive layer, respectively; a plurality of conductive members corresponding said plurality of clusters, each one conductive member of the plurality of conductive member corresponding to said one cluster of the plurality of clusters, wherein for each said one cluster the second electrodes of said each one solar cell of the plurality of solar cells of said one cluster are connected electrically in parallel wherein the plurality of conductive layers further comprise a first conductive paste in direct physical contact with said plurality of conductive layers; wherein the plurality of conductive members further comprise a second conductive paste in direct physical contact with said plurality of conductive members; a plurality of bypass diodes corresponding to the plurality of clusters, each one bypass diode of the plurality of bypass diodes corresponding to said one cluster of the plurality of clusters, wherein for each said one cluster said each one bypass diode of the plurality of bypass diodes is electrically connected to and in direct physical contact with the first conductive paste of said one conductive layer and is electrically connected to and in direct physical contact with the second conductive paste of said one conductive member so that said one bypass diode is connected in inverse parallel to said each one solar cell of the plurality of solar cells of said one cluster; a plurality of conductive connection members each of which electrically connect the conductive layer of said each one, cluster to the conductive member of an adjacent cluster in a predetermined direction; a second optically transparent substrate disposed parallel to the first substrate with the plurality of solar cells sandwiched between them; and conductive member so that said one bypass diode is connected in inverse parallel to said each one solar cell of the plurality of solar cells of said one cluster; an optically transparent synthetic resin molding material that is charged between the first and second substrates and embeds the plurality of solar cells, the plurality of conductive members, and the plurality of conductive connection members therein; and wherein a proportion occupied in an entire area by a light transmission region in which sunlight is not intercepted by the conductive layers is greater than or equal to 50 percent.