qyǧÒÚ-ǧÒÚ(¹ú¼Ê)Ψһ¹Ù·½ÍøÕ¾

ÐÂÎÅ×ÊѶ

Ö麣¿ÉÊÓÒ½»¤¶Ô½²³§¼Ò-Ò½»¤¶Ô½²ÏµÍ³

2024-08-27 11:06

Ö麣¿ÉÊÓÒ½»¤¶Ô½²³§¼Ò

ÏàÓ¦É豸µÄ¹¦ÄܱØÐëÆëÈ«£ºÓû§ÊÒÄÚ»ú¡¢µ¥ÔªÃÅÖ÷»ú¡¢¹ÜÀí»ú¶¼±ØÐë¾ß±¸³··À¡¢²¼·À¹ÜÀí£¬³··À¡¢²¼·À²ÅÄÜ¿ì½Ý·½±ã¡£Ò½»¤¶Ô½²ÏµÍ³µÄÏà¹ØÅä¼þ±ØÐëÖÇÄÜ»¯£¬Äܹ»×ª·¢¸÷ÖÖ±¨¾¯ºÍ¹ÊÕÏÐÅÏ¢¹¦ÄÜ£¬²¢¾ßÓг¬Ç¿µÄ±£»¤¹¦ÄÜ¡£¶ÔÓ¦µÄ±¨¾¯Ì½²âÆ÷£º¶ÔÓ¦µÄ±¨¾¯Ì½²âÆ÷±ØÐë¾ßÓÐÁª¶¯±¨¾¯¹¦ÄÜ¡£ºÃÓÐÏÖ³¡±¨¾¯¹¦ÄÜ¡£±¨¾¯Ì½²âÆ÷±ØÐëÎȶ¨¿É¿¿£¬ÒÔ¼õÉÙÎ󱨡£É豸°²×°£ºÉè±¸Éæ¼°Á½¸ö·½Ãæ¡£Ò»ÊÇÏ߲ĵÄʹÓñØÐë·ûºÏϵͳÉè¼ÆÒªÇó£»¶þÊÇÉ豸µÄ°²×°±ØÐëÑϸñ°´ÕÕ¼¼ÊõÒªÇóÖ´ÐС£È·±£Ã¿¸ö±¨¾¯Ì½²âÆ÷µÄ°²×°ºÏÀí£»È·±£½ÓÏß¶Ë¿ÚÀι̣»È·±£ÏàÓ¦Ò½»¤¶Ô½²É豸µÄ°²×°Îȶ¨ºÏÀí¡£´Ó¹¤³ÌÔì¼ÛÉÏ¿´£ºÒ½»¤¶Ô½²+¼Ò¾Ó±¨¾¯=°²·À¶Ô½²£¬Ñ¡Ôñ°²·ÀÐÍÒ½»¤¶Ô½²ÏµÍ³ÊDZȽϻ®ËãµÄ¡£

Ö麣¿ÉÊÓÒ½»¤¶Ô½²³§¼Ò

A£ºÒ½»¤¶Ô½²ÏµÍ³£ºÊ×Ïȼì²é¶Ô½²Ö÷»úÊÇ·ñÕý³££¨¼ì²é¶Ô½²Ö÷»úÖÊÁ¿¼°Öܱ߲¼Ïߣ©£¬Æä´Î¼ì²éµçÔ´ÊÇ·ñÕý³££¨¼ì²éµçÔ´ÖÊÁ¿¼°ÖܱßÏß·£©½ÓÏߣ©;ºó¼ì²é¸÷Â¥²ãƽ̨ÊÇ·ñÕý³££¨¼ì²éÂ¥²ãƽ̨¼°Öܱ߲¼ÏßÖÊÁ¿£©£»B£ºÒ½»¤¶Ô½²ÏµÍ³ÎÞµØÌ¨£ºÏȼì²é¶Ô½²Ö÷»úÊÇ·ñÕý³££¨¼ì²é¶Ô½²Ö÷»úÖÊÁ¿¼°Öܱ߲¼Ïߣ©£¬Æä´Î¼ì²é¹©µçÊÇ·ñÕý³££¨¼ì²é¹©µçÖÊÁ¿¼°ÖܱßÏß·£©½ÓÏߣ©;ºó¼ì²éÿ¸öÊÒÄÚ·Ö»úÊÇ·ñÕý³££¨¼ì²éÊÒÄÚ·Ö»úÖÊÁ¿ºÍÖÜΧ²¼Ïߣ©£¬ÒòΪÕâÀàϵͳµÄÊÒÄÚ·Ö»úÖÊÁ¿ÑÏÖØÓ°ÏìϵͳµÄÎȶ¨ÐÔ¡£

Ö麣¿ÉÊÓÒ½»¤¶Ô½²³§¼Ò

ÉÌÓÃÊý×ÖÒ½Ôº¿ÉÊÓÒ½»¤¶Ô½²»úµÄÖ÷ÒªÓ¦Óð¸ÀýÓÐÄÄЩ£¿ÔÚÊý×Ö¶Ô½²»úÖУ¬Ä£ÄâÓïÒôÐźÅÊ×ÏÈͨ¹ýA/Dת»»ºÍÓïÒô±àÂëת»»ÎªÊý×ÖÐźÅ¡£ÓÉÓÚÊý×Ö¶Ô½²»úµÄ´ø¿í±È½ÏÕ­£¬Ò»°ãΪ12.5kHz»ò6.25kHz£¬£¨Ä£ÄâΪ12.5kHz»ò25kHz£©£¬Òò´ËÊý×Ö¶Ô½²»úÖеÄÓïÒô±àÂëÒ»°ã²ÉÓòÎÊý±àÂ뷽ʽ¡£¼´²»ÊǶÔÓïÒôÐźŵIJ¨ÐνøÐбàÂ룬¶øÊÇÌáÈ¡Éú³ÉµÄÓïÒôÐźŵÄÌØÕ÷²ÎÊý£¬¶ÔÌØÕ÷²ÎÊý½øÐбàÂë´«Êä¡£´«ÊäËÙÂÊÒ»°ãΪ1.2¡«4.8kb/s£¬¿ÉÒÔÂú×ãÊý×Ö¶Ô½²»úµÄ´ø¿íÒªÇó¡£

Ö麣¿ÉÊÓÒ½»¤¶Ô½²³§¼Ò

ÈËÁ³ÓëÒ½»¤¶Ô½²Ïà½áºÏ£¬×÷Ϊ±£ÕϾӼҰ²È«µÄÖØÒªÉ豸£¬Ò½»¤¶Ô½²ÏµÍ³¶Ô½ø³ö¿Í·Ã¿Í½øÐйÜÀí£¬ÎªÒ½Ôº½ÚÊ¡ÈËÁ¦³É±¾£¬¹ÜÀí¸ü¸ßЧ¡£Ä¿Ç°Ò½»¤¶Ô½²»ú´ó¶à²ÉÓÃÉí·ÝÖ¤·½Ê½£¬¼´Ò½Ôº³öÈë¿Ú»áͨ¹ýÃÜÂë»òÉí·ÝÖ¤¿ªÆô£¬µ«ÕâÖÖ·½Ê½ÄÑÃâ´æÔÚһЩ±×¶Ë¡£Èç¹û³öÃÅÍü¼Ç´ø¿¨£¬»òÕßÃÅ¿¨¶ªÊ§£¬¾ÍÊÇ·¸×ï·Ö×Ó¡£Èç¹û¼ñÆðÀ´£¬Æñ²»ÊǸø³µÖ÷´øÀ´¸ü¶à²»±ØÒªµÄÂé·³£¿Ëæ×ÅÈËÁ³¼¼ÊõµÄ³öÏÖ£¬½áºÏÒ½»¤¶Ô½²£¬Ö»ÒªÌáǰµ½Ò½Ôº±£´æÈËÁ³Í¼Ïñ£¬µ±ËûÃÇͨ¹ý¶Ô½²µ¥ÔªÉãÏñÇøÓòʱ£¬¾Í»á±»×Ô¶¯×¥ÅÄ£¬±È¶Ô³É¹¦£¬ÃÅ»á×Ô¶¯´ò¿ª¡£

Ö麣¿ÉÊÓÒ½»¤¶Ô½²³§¼Ò

Ò½Ôº¿ÉÊÓÒ½»¤¶Ô½²ÏµÍ³ÊÇÎÒÃǼҵݲȫ·ÀÏß¡£Ò»µ©Ë𻵣¬ºÜÈÝÒ×·¢ÉúÉÏÃŵÁÇÔ¡£Òò´Ë£¬Ò»¶¨ÒªÎ¬»¤ºÍά»¤ºÃÒ½»¤¶Ô½²±£°²¡£Ò½»¤¶Ô½²Æ·ÅÆ¡£¿ªÃÅʱ£¬µÈÒ½ÔºÈË·¢³ö¿ªÃÅÐźţ¬Ìýµ½¡°ßÇàꡱһÉùºó£¬ÔÙÍÆÃÅ¡£ÊÂÏȲ»ÒªÓÃÁ¦À­ÃÅ¡£±ÕÃÅÆ÷²»Ò˳¤Ê±¼ä´ò¿ª¡£¿ªÆôʱ¼ä¹ý³¤£¬ÈÝÒ×Ôì³É±ÕÃÅÆ÷©ÓÍ£¬ÎÞ·¨Õý³£¹¤×÷¡£×Ô¼º´øÔ¿³×£¬²»Òª½è¸ø±ðÈË£¬Ò²²»ÒªÈÃİÉúÈË¡¢ÌùС¹ã¸æµÄÈË¡¢Ð¡ÉÌ··ºÍС··Ò»Æð½øÃÅ¡£

ÉÏһƪ£º»ÝÖÝ¿ÉÊÓÒ½»¤¶Ô½²³§¼Ò-Ò½»¤¶Ô½²ÏµÍ³
·µ»Ø
ÏÂһƪ£ºº¼ÖÝ¿ÉÊÓÃÅÁå³§¼Ò-Ò½»¤¶Ô½²ÏµÍ³
¡¾ÍøÕ¾µØÍ¼¡¿¡¾sitemap¡¿