| 摘要 |
FIELD: determination of topographic coordinates and orientation of person going on foot. SUBSTANCE: navigational instrument contains angular orientation sensor, control panel whose output is connected with first input of computer whose second input is connected with output of angular orientation sensor, steel length sensor whose output is connected with third input of computer whose output is connected with inputs of indication unit and control panel, read signal shaper and vertical acceleration sensor whose output is connected with combined inputs of step length sensor and read signal shaper whose output is connected with fourth input of computer. EFFECT: extended range of application due to enhanced accuracy of instrument. 2 cl, 2 dwgp
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