Öйú1ºÅÐÅÁîÊÇÔڵ绰×Ô¶¯½»»»ÍøÖУ¬ÎÒ¹úËùÓõÄËæ·ÐÅÁîµÄ×ܳƣ¬Ä¿Ç°ÔÚ¹úÄÚ³¤Í¾ÍøºÍÊл°ÖеľּäÖмÌÏßÉÏʹÓá£ÄÇô£¬Ê²Ã´ÊÇÖйú1ºÅÐÅÁÖйú1ºÅÐÅÁîµÄ·ÖÀàÓÖÓÐÄÄЩÄØ£¿½ÓÏÂÀ´ÎÒÃǾ͸úËæ·É³©¿Æ¼¼µÄС±àÒ»ÆðÀ´ÏêϸÁ˽âÏ°ɣ¡

Ò»¡¢Öйú1ºÅÐÅÁî¼ò½é

Öйú1ºÅÐÅÁî°üÀ¨Óû§ÐÅÁÒôƵÏß·ÐÅÁ´øÄÚµ¥ÆµÂö³å2 600HzÏß·ÐÅÁ£¬¾Ö¼äÖ±Á÷ÐÅÁî±êÖ¾£¬Êý×ÖÐÍÏß·ÐÅÁ¶àƵ¼Ç·¢Æ÷ÐÅÁǰÏòÁùÖÐÈ¡¶þ¡¢ºóÏòËÄÖÐÈ¡¶þµÄƵÂÊ×éºÏ£©£¬ÁåÁ÷ºÍÐźÅÒôµÈ¡£

Öйú1ºÅÐÅÁîÓÐÖ±Á÷Ïß·ÐÅÁî¡¢´øÄÚµ¥ÆµÏß·ÐÅÁîºÍÊý×ÖÏß·ÐÅÁî¡£

Ö±Á÷Ïß·ÐÅÁ²ÉÓÃÁ½ÏßÉϵÄÖ±Á÷µçλ±ä»¯À´±íʾ¸÷ÖÖ½ÓÐø״̬¡£

´øÄÚµ¥ÆµÐÅÁͨ¹ý²»Í¬µÄÂö³åÐźŵÄ×éºÏÀ´±íʾ¸÷ÖÖ½ÓÐø״̬¡£

Êý×ÖÏß·ÐÅÁî

¾ÖÓë¾ÖÖ®¼äÖм̲ÉÓÃPCM´«ÊäʱʹÓã¨PCM£º Pulse Code Modulation£¬Âö³åÐźŵ÷ÖÆ¡£¼´Êý×Ö±àÂ뷽ʽ£©¡£

¹²ÓÐ32·Êý×Ö´«ÊäÐŵÀ¡£30·ͨ»°ÐŵÀ£¬µÚ1ºÍµÚ16ÐŵÀ´«ËÍͬ²½ÐÅÁîºÍ30¸öͨµÀµÄÏß·ÐÅÁ¼´30B£«D¡£Ã¿¸öÐŵÀ´«ÊäËÙÂÊΪ64kbps£¬32£ª64kbps£½2048kbps£¬Ë׳Æ2M¿Ú£¨E1£©¡£

Öйú1ºÅÐÅÁîÊÇÎÒ¹ú×ÔÖ÷Ñз¢µÄÐÅÁ¾ßÌåÊʺÏÎÒ¹ú¹úÇéµÄͨÐűê×¼¡£

ÎÒ¹ú¹ú¼Ê¹æ¶¨µÄËæ·ÐÅÁʽ£¬³ÆΪÖйú1ºÅÐÅÁĿǰÔÚ¹úÄÚ³¤Í¾ÍøºÍÊл°ÖеľּäÖмÌÏßÉÏʹÓᣣ¨ÀýÈ磺IP»°°É¡¢ÆóÒµÄÚ²¿ÐéÄâÍøµÈ£©

¶þ¡¢Öйú1ºÅÐÅÁîµÄ·ÖÀà

Öйú1ºÅÐÅÁîÓÐÖ±Á÷Ïß·ÐÅÁî¡¢´øÄÚµ¥ÆµÏß·ÐÅÁîºÍÊý×ÖÏß·ÐÅÁî¡£

1¡¢Ö±Á÷Ïß·ÐÅÁ²ÉÓÃÁ½ÏßÉϵÄÖ±Á÷µçλ±ä»¯À´±íʾ¸÷ÖÖ½ÓÐø״̬¡£

2¡¢´øÄÚµ¥ÆµÐÅÁͨ¹ý²»Í¬µÄÂö³åÐźŵÄ×éºÏÀ´±íʾ¸÷ÖÖ½ÓÐø״̬¡£

3¡¢Êý×ÖÏß·ÐÅÁ¾ÖÓë¾ÖÖ®¼äÖм̲ÉÓÃPCM´«ÊäʱʹÓã¨PCM£º Pulse Code Modulation£¬Âö³åÐźŵ÷ÖÆ¡£¼´Êý×Ö±àÂ뷽ʽ£©¡£

ÓÉÓÚÄ¿Ç°ÍøÉÏͨ¹ý1ºÅÐÅÁî¶Ô½ÓµÄÇé¿ö»¹ºÜ¶à£¬ÓÈÆäÊǽÓÈëһЩ´ó¿Í»§Ð¡½»Ê±£¬²ÉÓÃÒ»ºÅÐÅÁî¸ü¼Ó³£¼û¡£ÏÂÃæÊǶÔÓÚÖйúÒ»ºÅÐÅÁîϵͳµÄÒ»¸ö¼òµ¥½éÉÜ£¬Ìṩ¸ø´ó¼Ò²Î¿¼£¬¿É¹©ÈÕ³£Î¬»¤Ê±¿ìËÙ²éѯʹÓá£

ÖйúÒ»ºÅÐÅÁîϵͳÊǹú¼ÊR2ÐÅÁîϵͳµÄÒ»¸ö×Ó¼¯£¬ÊÇÒ»ÖÖË«ÏòÐÅÁîϵͳ£¬¿Éͨ¹ý2ÏߺÍ4Ïß´«Êä¡£°´ÐÅÁî´«Êä·½Ïò£¬·ÖΪǰÏòÐÅÁîºÍºóÏòÐÅÁ°´ÐÅÁÄÜ£¬·ÖΪÏß·ÐÅÁîºÍ¼Ç·¢Æ÷ÐÅÁî¡£

ºÃÁË£¬ÒÔÉÏÄÚÈݾÍÊǷɳ©¿Æ¼¼¹ØÓÚÖйú1ºÅÐÅÁî¼ò½é¼°·ÖÀàµÄÏà¹ØÏêϸ½éÉÜ£¬Ï£ÍûÄܶÔÄãÓÐËù°ïÖú£¡·É³©¿Æ¼¼£¬×¨Òµ×ö¹â¶Ë»ú¡¢¹âÏËÊÕ·¢Æ÷¡¢¹¤Òµ½»»»»ú¡¢Ð­Òéת»»Æ÷µÄ³§¼Ò£¬×ÔÖ÷Ñз¢Æ·ÅÆ£¬»¶Ó­Ç°À´Á˽⡢½»Á÷¡£