Granted Patent B2

US 8,756,645 · App. 13/525,591 · Granted Jun 17, 2014

Abstract

Claims (36)

1. An apparatus, comprising: a digital transmitter including a generic adaptable reconfigurable digital transmitter module including an analog to digital convertor; and a reversibly removable module operationally coupled to the generic adaptable reconfigurable digital transmitter module, wherein the reversibly removable module includes an RF filter with a cutoff frequency and a programmable memory that stores parameters that define, at least in part, a specific adapted configuration for the generic adaptable reconfigurable digital transmitter module including an analog to digital sampling rate as a function of a signal bandwidth read from the programmable memory of the reversibly removable module.

2. The apparatus of claim 1 , wherein the wherein the reversibly removable module includes another RF filter.

3. The apparatus of claim 1 , further comprising CMTS(s) and Edge-QAM(s) co-located with the digital transmitter at a headend/hub.

4. A method, comprising configuring a digital transmitter including

coupling a reversibly removable module to a generic adaptable reconfigurable digital transmitter module including an analog to digital convertor, wherein the reversibly removable module includes an RF filter with a cutoff frequency and a programmable memory that stores parameters that define, at least in part, a specific adapted configuration for the generic adaptable reconfigurable digital transmitter module;

reading a signal bandwidth from the programmable memory of the reversibly removable module; and

selecting an analog to digital sampling rate of the analog to digital convertor of the generic adaptable reconfigurable digital transmitter module as a function of the signal bandwidth.

5. The method of claim 4 , further comprising reading another signal bandwidth from the memory of the reversibly removable module; and

selecting another analog to digital sampling rate of the generic adaptable reconfigurable digital transmitter module as a function of the another signal bandwidth.

6. An apparatus, comprising: a digital receiver including a generic adaptable reconfigurable digital receiver module including a digital to analog convertor; and a reversibly removable module operationally coupled to the generic adaptable reconfigurable digital receiver module, wherein the reversibly removable module includes an RF filter with a cutoff frequency and a programmable memory that stores parameters that define, at least in part, a specific adapted configuration for the generic adaptable reconfigurable digital receiver module including a digital to analog sampling rate as a function of a signal bandwidth read from the programmable memory of the reversibly removable module.

7. The apparatus of claim 6 , wherein the wherein the reversibly removable module includes another RF filter.

8. The apparatus of claim 6 , further comprising CMTS(s) and Edge-QAM(s) co-located with the digital receiver at a node.

9. A method, comprising configuring a digital receiver including

coupling a reversibly removable module to a generic adaptable reconfigurable digital receiver module including a digital to analog convertor, wherein the reversibly removable module includes an RF filter with a cutoff frequency and a programmable memory that stores parameters that define, at least in part, a specific adapted configuration for the generic adaptable reconfigurable digital receiver module;

reading a signal bandwidth from the programmable memory of the reversibly removable module; and

selecting a digital to analog sampling rate of the digital to analog convertor of the generic adaptable reconfigurable digital receiver module as a function of the signal bandwidth.

10. The method of claim 9 , further comprising reading another signal bandwidth from the memory of the reversibly removable module; and

selecting another digital to analog sampling rate of the generic adaptable reconfigurable digital receiver module as a function of the another signal bandwidth.

11. An apparatus, comprising a generic adaptable reconfigurable digital transmitter module having a programmable signal conditioner, wherein the programmable signal conditioner includes an analog to digital convertor programmed with an analog to digital sampling rate to define, at least in part, a specific adapted configuration for the generic adaptable reconfigurable digital transmitter module including the analog to digital sampling rate as a function of a signal bandwidth of the programmed analog to digital convertor.

12. The apparatus of claim 11 , wherein the programmable signal conditioner includes another analog to digital convertor programmed to define, at least in part, the specific adapted configuration, the generic adaptable reconfigurable digital transmitter module including at least two channels.

13. The apparatus of claim 11 , further comprising CMTS(s) and Edge-QAM(s) co-located with the generic adaptable reconfigurable digital transmitter module at a headend/hub.

14. A method, comprising configuring a generic adaptable reconfigurable digital transmitter having a programmable signal conditioner having an analog to digital convertor including

specifying a number of input RF channels to the generic adaptable reconfigurable digital transmitter;

specifying an RF signal bandwidth of an input channel; and

selecting an analog to digital sampling rate of the analog to digital convertor of the programmable signal conditioner as a function of the RF signal bandwidth of the input channel using a processor/mux of the generic adaptable reconfigurable digital transmitter.

15. The method of claim 14 , further comprising specifying another RF bandwidth of another input channel; and

selecting another analog to digital sampling rate of another analog to digital convertor of the programmable signal conditioner as a function of the another RF bandwidth of the another input channel using the processor/mux of the generic adaptable reconfigurable digital transmitter.

16. An apparatus, comprising a generic adaptable reconfigurable digital receiver module having a programmable signal conditioner, wherein the programmable signal conditioner includes a digital to analog convertor programmed with a digital to analog sampling rate to define, at least in part, a specific adapted configuration for the generic adaptable reconfigurable digital receiver module including the digital to analog sampling rate as a function of a signal bandwidth of the programmed digital to analog convertor.

17. The apparatus of claim 16 , wherein the programmable signal conditioner includes another digital to analog convertor programmed to define, at least in part, the specific adapted configuration, the generic adaptable reconfigurable digital receiver module including at least two channels.

18. The apparatus of claim 16 , further comprising CMTS(s) and Edge-QAM(s) co-located with the generic adaptable reconfigurable digital receiver module at a node.

19. A method, comprising configuring a generic adaptable reconfigurable digital receiver having a programmable signal conditioner having a digital to analog convertor including

specifying a number of output RF channels from the generic adaptable reconfigurable digital receiver;

specifying an RF signal bandwidth of an output channel; and

selecting a digital to analog sampling rate of the digital to analog convertor of the programmable signal conditioner as a function of the RF signal bandwidth of the output channel using a processor/demux of the generic adaptable reconfigurable digital receiver.

20. The method of claim 19 , further comprising specifying another RF bandwidth of another output channel; and

selecting another digital to analog sampling rate of another digital to analog convertor of the programmable signal conditioner as another function of the another RF bandwidth of the another output channel using the processor/demux of the generic adaptable reconfigurable digital receiver.

Assignments (13)