专利名称:Device for the frame synchronisation of a
synchronous digital sequence by way of ablock code incorporated in frames
发明人:GHERARDI, BERNHARD申请号:EP89108224.0申请日:19890508公开号:EP0342460A1公开日:19891123
专利附图:
摘要:This device comprises a frame-alignment word configuration- searching circuit(10) generating, with each configuration recognised, a recognition signal routed to aframe-alignment acquisition control circuit (80) via a configuration-selection circuit (70)operating under the control of a time-window definition circuit (60) driven by a block timebase (30) and a frame time base (40) and permitting selection solely of those recognitionsignals corresponding to alignment-word configurations which are correctly positionedrelative to the partitioning of blocks. The sort performed by the configuration-selectioncircuit (70) makes it possible to eliminate most of the imitations of the alignment wordand consequently to greatly accelerate the resynchronisation procedures. ……
申请人:ALCATEL CIT
地址:12 Rue de la Baume F-75008 Paris FR
国籍:FR
代理机构:Weinmiller, Jürgen
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