FIELD: acoustics.
SUBSTANCE: invention relates to acoustics. Method of controlling loudness of an acoustic system mounted in a train comprises the following actions. Receiving speech using a microphone, outputting a speech signal using a loudspeaker, determining location of a speech device relative to loudspeakers, controlling output volume depending on location. Location of the speech device is determined based on the positioning signal originating from the active and/or passive element of the transponder placed in the rail vehicle and received by the speech device.
EFFECT: irrespective of conductor position in train cabin all passengers are simultaneously informed by necessary information in easy-to-perceive acoustic mode.
13 cl, 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| INFORMATION METHOD AND INFORMATION SYSTEM FOR OUTPUTTING AT LEAST ONE INFORMATION ON EXIT IN A RAIL VEHICLE | 2017 |
|
RU2711255C1 |
| VEHICLE ANTITHEFT SYSTEM | 2002 |
|
RU2198801C1 |
| TRANSPORT NETWORK INFRASTRUCTURE MONITORING | 2013 |
|
RU2639602C2 |
| DEVICE AND METHOD FOR RAIL VEHICLE | 2009 |
|
RU2524805C2 |
| METHOD OF OPERATING RAIL VEHICLE NETWORK | 2018 |
|
RU2733312C1 |
| SYSTEM AND METHOD FOR AUTOMATIC NOTIFICATION OF RAILWAY WORKERS | 2021 |
|
RU2773550C1 |
| METHOD FOR EMERGENCY SHUTDOWN OF SUPPLY VOLTAGE OR TRACTION POWER SUPPLY ON ELECTRIFIED LINE OR ELECTRIFIED LINE SECTION FOR RAIL VEHICLE | 2017 |
|
RU2742843C2 |
| CENTRALIZED INTEGRATED PASSENGER ADDRESS SYSTEM | 2017 |
|
RU2671795C1 |
| DIGITAL RADIO COMMUNICATION SYSTEM ON RAILWAY TRANSPORT | 2014 |
|
RU2546143C1 |
| POSITIONING SYSTEM IN UNDERGROUND MINE | 2015 |
|
RU2584708C1 |
