Low power modes for data transmission from a distribution point
Methods and devices are discussed where a common bit loading table is constructed from minimum gain from a plurality of bit loading tables for different combinations of lines being in a transmit or quiet mode.
1. A digital subscriber line (DSL) apparatus capable of communicating using discontinuous operation, the apparatus comprising:
circuitry to
initialize communication to a first customer premises equipment over a first communication line;
determine a first bit loading to communicate over the first communication line; and
determine a second bit loading different than the first bit loading to communicate over the first communication line after a second customer premises equipment joins, wherein the second bit loading is a common bit loading for a plurality of customer premises equipment.
2. The apparatus of claim 1 , wherein the circuitry is to process communication data signals using discontinuous operation.
3. The apparatus of claim 1 , further comprising a precoder to perform noise cancellation.
4. The apparatus of claim 1 , wherein the second bit loading is a common bit loading common to the first line and at least another communication line.
5. The apparatus of claim 1 , wherein the second bit loading is reduced with respect to the first bit loading corresponding to a change in signal to noise reduction (SNR).
6. The apparatus of claim 1 , the circuitry further to adjust target data rates over time.
7. The apparatus of claim 1 , wherein the circuitry is selected from the group consisting of a DSL provider equipment and a distribution point unit (DPU).
8. A method to operate digital subscriber line (DSL) circuitry capable of communicating using discontinuous operation, comprising:
initializing communication to a first customer premises equipment over a first communication line,
determining a first bit loading to communicate over the first communication line, and
determining a second bit loading different than the first bit loading to communicate over the first communication line after a second customer premises equipment joins, wherein the second bit loading is a common bit loading for a plurality of customer premises equipment.
9. The method of claim 8 , wherein the second bit loading is a common bit loading common to the first line and at least another communication line.
10. The method of claim 8 , further reducing the second bit loading with respect to the first bit loading corresponding to a change in signal to noise reduction (SNR).
11. The method of claim 8 , further adjusting target data rates over time.
12. A digital subscriber line (DSL) apparatus capable of communicating using discontinuous operation, comprising:
circuitry to initialize communication to provider equipment over a first communication line,
receive a first bit loading to communicate over the first communication line, and
receive a second bit loading different than the first bit loading to communicate over the first communication line after a second customer premises equipment joins, wherein the second bit loading is a common bit loading for a plurality of customer premises equipment.
13. The apparatus of claim 12 , wherein the circuitry is to process communication data signals using discontinuous operation.
14. The apparatus of claim 12 , wherein the second bit loading is a common bit loading common to the first line and at least another communication line.
15. The apparatus of claim 12 , the provider equipment further to adjust target data rates over time.
16. A digital subscriber line (DSL) system capable of communicating using discontinuous operation, the system comprising:
a first customer premises equipment;
provider equipment to initialize communication to the first customer premises equipment over a first communication line,
determine a first bit loading to communicate over the first communication line; and
determine a second bit loading different than the first bit loading to communicate over the first communication line after a second customer premises equipment joins, wherein the second bit loading is a common bit loading for a plurality of customer premises equipment.
17. The system of claim 16 , wherein the circuitry is to process communication data signals using discontinuous operation.
18. The system of claim 16 , wherein the second bit loading is a common bit loading common to the first line and at least another communication line.
19. The system of claim 16 , the provider equipment further to adjust target data rates over time.
20. The system of claim 16 , wherein the provider equipment is selected from the group consisting of a DSL provider equipment and a distribution point unit (DPU).