公开(公告)号：DE2627446B1

公开(公告)日：1977-04-28

申请号：DE2627446

申请日：1976-06-18

Applicant: IBM

Inventor： KAESER HANS-PETER ,  UNGERBOECK GOTTFRIED ,  THIRION PHILIPPE

IPC: H03H17/08 ,  H04L27/00 ,  H04L27/22 ,  H04L27/227

公开(公告)号：CA1089021A

公开(公告)日：1980-11-04

申请号：CA268881

申请日：1976-12-29

Applicant: IBM

Inventor： KAESER HANS-PETER ,  UNGERBOECK GOTTFRIED ,  THIRION PHILIPPE

IPC: H03H17/08 ,  H04L27/00 ,  H04L27/22 ,  H04L27/227 ,  H03D3/00

Abstract: In a receiver for PSK modulated signals, carrier phase tracking is achieved by a feedback loop comprising a phase error predictor. Means are provided for adaptively setting the gain factor in the phase error predictor to an optimum value, in response to successive residual phase errors.

公开(公告)号：CH604425A5

公开(公告)日：1978-09-15

申请号：CH1693075

申请日：1975-12-31

Applicant: IBM

Inventor： KAESER HANS-PETER ,  UNGERBOECK GOTTFRIED ,  THIRION PHILLIPPE

IPC: H03H17/08 ,  H04L27/00 ,  H04L27/22 ,  H04L27/227 ,  H03K13/01