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ZA9808611B
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Communication system and method of operation thereof
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ZA9804020B
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Signal processing
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ZA9802391B
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Echo reduction
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ZA9801916B
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Processing of pulse code modulated signals
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ZA9709216B
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Fault detection of digital transmission lines.
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ZA9709215B
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Monitoring a power supply.
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ZA9603264B
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Low rate telemetry channel
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ZA9600778B
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Error correction
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ZA9600474B
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Error protection in transmission
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ZA9508954B
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Transformer compensation
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ZA9506833B
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Telephony accounts method
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ZA9505874B
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|
Telecommunication
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ZA9505625B
|
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Hybrid junction
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ZA9504232B
|
|
Hydrid junction
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ZA9307944B
|
|
Data transmission frame structure
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ZA9307503B
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|
Control of synchronous oscillator
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ZA9304496B
|
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Signal discrimination
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