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This paper discusses an all digital phase-locked loop with a zero-crossing detector and a loop filter.
						        										 	
						        					            	
				            	本文讨论的全数字锁相环包括过零检测器和环路滤波器。
								    				            	
				 	    						                 	youdao
				            					            						        	 
		         		 		        			         		
		          					          
		          			                            				          						        				          							        	- 
				           		
This paper discusses an all digital phase-locked loop with a zero-crossing detector and a loop filter.
						        										 	
						        					            	
				            	本文讨论的全数字锁相环包括过零检测器和环路滤波器。
								    				            	
				 	    						                 	youdao