Detection assembly for detecting passing sports timing transponders in a sports event, comprising an antenna and a calculation unit being positioned in a center protection area of a channel element, and a channel element for a floor cable channel for positioning the antenna on an underlying surface and for protecting the antenna from external forces, the channel element comprising: a first connection portion for connecting the channel element to a preceding channel element and a second connection portion for connecting the channel element to a following channel element; a center protection area for receiving the antenna and the calculation unit; characterized by a first protection area for receiving a first cable, wherein the first protection area is designed to connect the center protection area to the first connection portion, and a second protection area for receiving a second cable, wherein the second protection area is designed to connect the center protection area to the second connection portion; and a bypass protection area (170, 170a, 170b) for receiving a cable, wherein the bypass protection area is designed to connect the first connection portion to the second connection portion, wherein the first connection portion is designed to connect the first protection area to a bypass protection area of the preceding channel element and the bypass protection area to a first protection area of the preceding channel element; and/or the second connection portion is designed to connect the second protection area to a bypass protection area of the following channel element and the bypass protection area to a second protection area of the following channel element; said calculation unit is connectable to a first neighboring calculation unit in a pre-preceding channel element via a first cable positioned in the first protection area and also positioned in a bypass protection area of the preceding channel element; and said calculation unit is connectable to a second neighboring calculation unit in a post-following channel element via a second cable positioned in the second protection area and also positioned in a bypass protection area of the following channel element. a first connection portion for connecting the channel element to a preceding channel element and a second connection portion for connecting the channel element to a following channel element; a center protection area for receiving the antenna and the calculation unit; characterized by a first protection area for receiving a first cable, wherein the first protection area is designed to connect the center protection area to the first connection portion, and a second protection area for receiving a second cable, wherein the second protection area is designed to connect the center protection area to the second connection portion; and a bypass protection area (170, 170a, 170b) for receiving a cable, wherein the bypass protection area is designed to connect the first connection portion to the second connection portion, wherein the first connection portion is designed to connect the first protection area to a bypass protection area of the preceding channel element and the bypass protection area to a first protection area of the preceding channel element; and/or the second connection portion is designed to connect the second protection area to a bypass protection area of the following channel element and the bypass protection area to a second protection area of the following channel element; said calculation unit is connectable to a first neighboring calculation unit in a pre-preceding channel element via a first cable positioned in the first protection area and also positioned in a bypass protection area of the preceding channel element; and said calculation unit is connectable to a second neighboring calculation unit in a post-following channel element via a second cable positioned in the second protection area and also positioned in a bypass protection area of the following channel element.