FIELD: medical devices. SUBSTANCE: device has several clipping amplifiers, digital-to-analog converter, two focusing lenses, which optical axes are oriented towards an obstacle. In their back focal planes, device has infrared emitter and emission receiver, which is designed as pixel photodetector array, output of each photodetector is connected to respective input of digital-to-analog converter through clipping amplifier. Output of digital-to-analog converter is connected to input of controlled sound generator. EFFECT: increased precision of measurement of distance to obstacle. 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| INFRARED LOCATOR FOR PEOPLE WITH POOR EYESIGHT | 2000 |
|
RU2185640C2 |
| DEVICE FOR DETECTING OBSTACLES USABLE BY PEOPLE WITH WEAK SIGHT | 2001 |
|
RU2212871C2 |
| INFRARED LOCATOR FOR SHORT-SIGHT PERSON | 2003 |
|
RU2242023C1 |
| OPTIC LOCATOR DEVICE FOR PATIENT WITH WEAK VISION | 2000 |
|
RU2185801C2 |
| INFRARED LOCATOR FOR MEN WITH REDUCED VISION | 2006 |
|
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| INFRARED RADAR FOR PEOPLE WITH WEAK SIGHT | 2007 |
|
RU2359287C1 |
| OPTOACOUSTIC RECEIVER | 1998 |
|
RU2134490C1 |
| TRANSPORT FACILITY SPEED INCIDATOR | 2000 |
|
RU2170437C1 |
| AUTOMATIC DISTANCE-FINDER DEVICE | 0 |
|
SU1793419A1 |
| ACOUSTOOPTICAL VALVE | 1998 |
|
RU2140096C1 |
