PORTABLE DEVICE, APPROACH DETECTION METHOD FOR OBJECT, PROGRAM AND RECORDING MEDIUM

To provide a portable device etc., improved in terms of securing the safety.SOLUTION: A portable device 1 is mounted on shoulders S1 and S2 or the periphery thereof of a moving person U. The portable device 1 comprises a detection section for detecting an object in the periphery of the moving person U and a notification section for notifying the moving person of an approach of the object when the detection section detects the approaching object. The detection section is provided at a position where an object behind the moving person U can be detected. The detection section includes: a first detection unit provided in a first housing 4 which is mounted on the first shoulder S1 or the periphery thereof of the moving person U; and a second detection unit provided in a second housing 5 which is mounted on the second shoulder S2 or the periphery thereof of the moving person U.SELECTED DRAWING: Figure 1 【課題】安全性確保の点で優れた携行装置等を提供する。【解決手段】携行装置１は、移動者Ｕの肩部Ｓ１，Ｓ２またはその周辺に装着可能とされる。携行装置１は、移動者Ｕの周辺の物体を検出する検出部と、検出部が接近する物体を検出したときに、移動者Ｕに物体の接近を報知する報知部と、を備える。検出部は、移動者Ｕの背後の物体を検出可能な位置に設けられる。検出部は、移動者Ｕの第１肩部Ｓ１またはその周辺に装着される第１筐体４に設けられる第１検出部と、移動者Ｕの第２肩部Ｓ２またはその周辺に装着される第２筐体５に設けられる第２検出部と、を有する。【選択図】図１