AUTOMATIC ANNUNCIATOR SYSTEM Russian patent published in 1997 - IPC

Abstract RU 2089429 C1

FIELD: railway transport; passenger annunciator systems. SUBSTANCE: device has vehicle-borne and stationary sets of equipment, each including transmitter and receiver coupled with antenna, code command shaper, storage unit and speech synthesizer. Route No. input unit is included into vehicle-borne set of equipment. EFFECT: enlarged operating capabilities. 1 dwg

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RU 2 089 429 C1

Authors

Strakhov A.F.

Bondarenko V.M.

Sokolovskij S.P.

Strakhov O.A.

Dates

1997-09-10—Published

1992-12-30—Filed