A light-emitting semiconductor device consecutively includes a sapphire substrate, an AlN buffer layer, a silicon doped GaN n+-layer of high carrier concentration, a Si-doped y3In1-y3N n+-layer of high carrier concentration, a zinc and Si-doped y2In1-y2N emission layer, and a Mg-doped y1In1-y1N p-layer. The laser detection and ranging system comprises a fan beam generation unit, a streak unit, a telescope, a switch, and a detector unit. A data line pair coupled to at least one of the multiplicity of bit line pairs for outputting a datum is furthermore provided. In further aspects, the present invention provides cloning vectors and mammalian expression vectors comprising the nucleic acid molecules of the invention. Furthermore, a printed circuit board and a printed circuit board intermediate product having an integrated electronic component are provided. The indicia displayed over a region in the thumbnail corresponding to the unstable segment in the video clip.