Multiplex communications – Duplex – Frequency division
Patent
1997-09-19
2000-08-08
Marcelo, Melvin
Multiplex communications
Duplex
Frequency division
370480, H04J 118
Patent
active
06101172&
ABSTRACT:
A PSD template for an HDSL2 transmission system includes three regions, a full-duplex region for both upstream and downstream transmission, and two half-duplex regions, a first duplex region for containing substantially upstream power and a half-duplex region for containing substantially downstream power.
REFERENCES:
Performance and Spectral Compatibility of OPTIS HDSL2, T1E1.4/97-237, pp. 3-7, undated.
A Modulation Technique for CSA Range HDSL2, Schneider, K. and Goodson, R., T1E1.4/97-073, pp. 1-9, Feb. 1997.
Refined HDSL2 Transmission Masks: Performance & Compatibility, Rude, M., T1E1.4/94-170, pp. 1-6, May 1997.
Performance and Spectral Compatibility Comparison of POET PAM and OverCAPped Transmission for HDSL2, Zimmerman, G., T1E1.4/97-179, pp. 1-5, May 1997.
HDSL2 Transmit Spectra, Liu, J. and Zimmerman G., T1E1.4/97-178, pp. 1-5, May 1997.
Evaluation of the Performance of the POET System, Takatori, H., T1E1.4/97-191, pp. 1-5, May 1997.
Spectral Shaped Transmission for HDSL2, Takatori, H., T1E1.4/97-192, pp. 1-9, May 1997.
A Proposal for HDSL2 Transmission: OPTIS, Rude, M., Sorbara, M., Takatori, H. and Zimmerman, G., T1E14/97-238, pp. 1-3, Jun./Jul. 1997.
OPTIS PSD Mask and Power Specification for HDSL2, Girardeau, J., Takatori, H., Rude, M. and Zimmerman, G., T1E14/97-320, pp. 1-14, Sep. 22, 1997.
Zimmerman, G.A., "Achievable rates vs. Operating Characterstics of Local Loop Transmission: HDSL, HDSL2, ADSL and VDSL", Signals, Systems & Computers, 1997, IEEE Cat. No. 97CB36136, pp. 573-577, Nov. 1997.
McCaslin Shawn
van Bavel Nicholas
Howison Gregory M.
Marcelo Melvin
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