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ST/PRM3-EU | | © Robert Bosch GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such as copying.

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Presentation on theme: "ST/PRM3-EU | | © Robert Bosch GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such as copying."— Presentation transcript:

1 ST/PRM3-EU | | © Robert Bosch GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such as copying and passing on to third parties. Security Systems DCN Next Gen 1 DCNNG SA SD Technology 02.Mar.06 DCN Next Generation Technology

2 ST/PRM3-EU | | © Robert Bosch GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such as copying and passing on to third parties. Security Systems 2 DCNNG SA SD Technology 02.Mar.06 DCN Next Generation Technology I & U Instructions

3 ST/PRM3-EU | | © Robert Bosch GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such as copying and passing on to third parties. Security Systems 3 DCNNG SA SD Technology 02.Mar.06 DCN Next Generation Technology  Digital signal processing and transmission via an advanced digital technology.  Signal transmission and processing is handled by proven digital audio technology. This technology is implemented into dedicated ICs handling digital audio processing as well as analogue-to-digital and digital-to-analogue conversion. Other ICs specially developed for this application include dedicated protocol converter chips. The system combines the highest levels of functionality and performance in an extremely compact design. I & U Instructions

4 ST/PRM3-EU | | © Robert Bosch GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such as copying and passing on to third parties. Security Systems 4 DCNNG SA SD Technology 02.Mar.06 DCN Next Generation Technology  Other ICs specially developed: ACN-1 (Audio Communication Network-1) is a Slave Protocol Transceiver located in all active DCN-units Receiving single-channel downlink Audio-data and Control-data Transmits single-channel uplink Audio-data and Control-data. ACN-2 Is a Master Protocol Transceiver located only in the CCU Transmits multi-channel downlink Audio-data and Control-data Receives multi-channel uplink Audio-data and Control-data from all the slaves. I & U Instructions

5 ST/PRM3-EU | | © Robert Bosch GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such as copying and passing on to third parties. Security Systems 5 DCNNG SA SD Technology 02.Mar.06 DCN Next Generation block diagram e.g. Audio Matrix/ Remote Interpretation µProc. RAM DAP ACN-2 Central Control Unit Control Panel FLASH EPROM FLASH EPROM DUART 2x RS232 Personal Computer & External Devices 2x RS232 Personal Computer & External Devices I/O - 1 I/O - 2 I/O - 1 I/O - 2 Audio Expander DSP NetworkcablingNetworkcabling Channel selector unit DAP DAC Data Distribution Board e.g. Hall Display ACN-1 µProc. RS-232 Interpreter Desk Concentus Delegate unit ACN-1 DAC ADC DAC DAP DAC ADC DAC DAP ADC DAC DAC ACN-1 Dual Delegate Interface Voting unit ACN-1 I & U Instructions

6 ST/PRM3-EU | | © Robert Bosch GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such as copying and passing on to third parties. Security Systems 6 DCNNG SA SD Technology 02.Mar.06 DCN Next Generation Network Cabling Uplink Downlink DAP ACN-1 ACN-2 I & U Instructions

7 ST/PRM3-EU | | © Robert Bosch GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such as copying and passing on to third parties. Security Systems 7 DCNNG SA SD Technology 02.Mar.06 DCN Next Generation Addresses  Addresses Active unit addresses245  Delegate  Chairman  Voting  Interpreter Units Passive units addresses  Electronic Channel Selector1(232)  Data Distribution Board 8( ) Ambient microphone via 1(238)  Dual Delegate Interface I & U Instructions

8 ST/PRM3-EU | | © Robert Bosch GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such as copying and passing on to third parties. Security Systems 8 DCNNG SA SD Technology 02.Mar.06 DCN Next Generation Audio Channels  Capacity Audio uplink channels 32(20 kHz bandwidth) Audio downlink channels32(20 kHz bandwidth) Intercom uplink channels 4 (3.5 kHz bandwidth) Intercom downlink channels 4 (3.5 kHz bandwidth)  Quality Frequency characteristics30 Hz - 20 kHz -3dB at nominal level Harmonic distortion < 0.5 %at 1kHz at -3dB of the max. input level Signal-to-noise ratio> 89 dBA at max. output level Crosstalk attenuation > 85 dB at 1kHz at max. output level Dynamic range> 85 dB I & U Instructions

9 ST/PRM3-EU | | © Robert Bosch GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such as copying and passing on to third parties. Security Systems 9 DCNNG SA SD Technology 02.Mar.06 Standard Audio Routing Channel Assignments  The Digital Congress Network distributes 32 digital channels audio: Floor Interpretation Intercom Uplink Channels Downlink Channels

10 ST/PRM3-EU | | © Robert Bosch GmbH reserves all rights even in the event of industrial property rights. We reserve all rights of disposal such as copying and passing on to third parties. Security Systems 10 DCNNG SA SD Technology 02.Mar.06 DCN Next Generation Technology End of section SA SD Menu


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