DMD15/DMD15L IBS/IDR Satellite ModemUser Interfaces

 

Power

dBm (two’s compliment)

<2>

AUPC Maximum

Singed value +50 to –200 with implied decimal point; 49 = +4.9

 

Power

dBm (two’s compliment)

<2>

AUPC Nominal Power

Singed value +50 to –200 with implied decimal point; 49 = +4.9

 

 

dBm (two’s compliment)

Opcode: <2635h> Command AUPC Remote Configuration

<1>

AUPC Remote Enable

0

= Off, 1 = On

<1>

AUPC Remote BB

0

= Disable, 1 = Enable

 

Loopback

 

 

<1>

AUPC Remote 2047

0

= Disable, 1 = Enable

Opcode: <2636h> Command Modulator Reed Solomon N & K Codes and Interleaver Depth

<1>

Tx RS N Code

2

- 255. Reed-Solomon code word length

<1>

Tx RS K Code

1

- 254. Reed-Solomon message length

<1>

Tx RS Depth

4 or 8 Reed-Solomon Interleaver Depth

Opcode: <2638h> Command a modulator’s Time Mark Transfer

<1>

Time Mark Transfer

0

= Disable, 1 = Enable

 

Enable

 

 

<1>

Time Mark Transfer

Unsigned Binary (4 to 16) Inclusively

 

Pattern Length

 

 

4.9.5.2 DMD15/DMD15L Demodulator

Opcode: <2401h> Query a demodulator's configuration and status

 

 

Query Response

<1>

Number of nonvol

 

 

bytes

 

 

 

Configuration Bytes

<1>

Mode

0 = Closed Net. 1 = IDR, 2 = IBS, 3 = D&I

<4>

Frequency

Selects the IF frequency in Hz. The range is 50 MHz to 180

 

 

MHz for the 70/140 MHz type modems and 950 MHz to 1750

 

 

MHz for the L-Band Modems.

<2>

Sweep Delay

Unsigned binary value, decimal point implied, 0.1 second steps

 

 

0.0 – 900.0

<4>

Data Rate

Binary value, 1 bps steps

<1>

Sweep Boundary

Sweep limits. Max of ± 32 kHz in kHz steps 1 - 32

<1>

Input Level Limit

Lower level limit, binary value, 1 dB steps. Reserved

<2>

Strap Code

Binary value

<1>

Filter Mask

0 = INTELSAT, 1 = EUTELSAT, 2 = CLOSED NET1

 

 

 

TM051 - Rev. 5.8

4-77

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Paradyne operation manual 5.2 DMD15/DMD15L Demodulator, Query Response
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DMD15, DMD15L specifications

The Paradyne DMD15L and DMD15 are advanced digital modems designed to enhance communication in a variety of networking environments. As part of Paradyne's robust portfolio of networking solutions, these devices are engineered to deliver reliable and efficient data transmission over both copper and fiber optic connections.

One of the main features of the DMD15L and DMD15 is their capability to support Multiple Protocol Data Units (MPDUs), which enables them to handle a diverse range of network protocols seamlessly. This flexibility makes them suitable for different applications, from industrial automation to telecommunications.

These modems utilize advanced modulation techniques, such as Quadrature Amplitude Modulation (QAM), to maximize data throughput while maintaining signal integrity. This ensures that users benefit from high-speed connections, even in challenging signal environments. Furthermore, the DMD15 series incorporates Error Correction Codes (ECC) that enhance data reliability, effectively reducing packet loss and ensuring data coherence during transmission.

The DMD15L is particularly notable for its long-range capabilities, making it a go-to solution for users requiring extended distances without compromising data quality. It features built-in Adaptive Equalization, which automatically adjusts signal levels to optimize performance over varying transmission distances. This technology is crucial in maintaining consistent high-speed connectivity, especially in environments with variable conditions.

Both models are equipped with user-friendly interfaces that facilitate configuration and management. They support SNMP (Simple Network Management Protocol) for real-time network monitoring, allowing administrators to track performance metrics and identify potential issues before they impact users. The devices also include LED indicators for quick status checks, ensuring that users have immediate visibility of operational conditions.

In terms of physical characteristics, the DMD15 and DMD15L are designed for durability and ease of installation. They come in a compact form factor, making them suitable for deployment in constrained spaces. Additionally, their robust casing is built to withstand harsh environmental conditions, making them suitable for both indoor and outdoor installations.

Overall, the Paradyne DMD15L and DMD15 are high-performance modems that combine versatile technologies, reliability, and user-friendly features. They are excellent choices for organizations looking to enhance their communication capabilities and ensure robust data transmission across diverse networks. With their advanced functionalities and adaptability, these modems stand out as key components in modern network infrastructure.
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