榫欐簮鏈熷垔缃?/p>
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VOLTE
璇煶涓氬姟瑙ｅ喅鏂规鍙婂叾浼樺娍
浣滆�咃細鐜嬭寽鑾?/p>
鏉ユ簮锛氥�婁腑鍥芥柊閫氫俊銆?/p>
2016
骞寸
15
鏈?/p>
銆愭憳瑕併�?/p>
鏈枃浠?/p>
LTE
妯″紡涓嬬殑璇濋煶瑙ｅ喅鏂规涓哄嚭鍙戠偣锛岀畝瑕佷粙缁嶄簡瀹炵幇
LTE
璇煶涓氬姟鐨?/p>
涓夌鏂规锛屾渶鍚庣粨鍚?/p>
VOLTE
鎶�鏈甫缁欐垜浠殑缃戠粶浼樺娍锛?/p>
璁鸿堪
VOLTE
灏嗘槸
LTE
璇煶鍙戝睍鐨勫繀
鐒惰秼鍔裤�?/p>
銆愬叧閿瘝銆?/p>
LTE
璇煶
VoLTE IMS CSFB
涓�銆佹杩?/p>
VoLTE
鍗?/p>
Voice over LTE
锛屾槸涓�绉嶅熀浜?/p>
IMS
缃戠粶鐨勫叏
IP
鏉′欢涓嬬殑绔埌绔闊虫柟妗堬紝鍏ㄩ儴
涓氬姟鎵胯浇浜?/p>
LTE
缃戠粶涓婏紝鍙疄鐜版暟鎹笌璇煶涓氬姟鍦ㄥ悓涓�缃戠粶涓嬬殑缁熶竴銆傞�氳繃寮曞叆楂樻竻缂栬В鐮?/p>
绛夋妧鏈紝
VoLTE
鍙嫢鏈夋瘮
2G/3G
璇煶锛屼互鍙婃椂涓嬫祦琛岀殑
OTT
璇煶涓氬姟鏇村ソ鐨勭敤鎴蜂綋楠屻�?/p>
鍚屾椂锛屽綋缁堢绂诲紑
LTE
鐨勮鐩栧尯鍩熸椂锛?/p>
VoLTE
鑳藉灏?/p>
LTE
涓婄殑璇煶鍛煎彨鍒囨崲鍒?/p>
2G/3G
缃?/p>
缁滀笂锛屼繚璇佽闊冲懠鍙殑杩炵画鎬с�?/p>
浜屻�?/p>
LTE
璇煶瑙ｅ喅鏂规
鏍规嵁缃戠粶璁惧鍙戝睍鍙婄粓绔兘鍔涙紨鍖栬秼鍔匡紝
LTE
璇煶涓氬姟鐨勫疄鐜板彲浠ュ垎涓哄妯″弻寰呫�?/p>
CSFB
锛?/p>
Circuit Switching Fall Back
锛岀數璺煙璇煶鍥炶惤锛夊強
VoLTE
锛?/p>
Voice over LTE
锛?/p>
3
绉嶆柟妗堛�?/p>
2.1
鍩轰簬鍙屽緟鏈虹粓绔殑璇煶瑙ｅ喅鏂规
澶氭ā鍙屽緟鎶�鏈槸鎸囨暟鎹笟鍔＄敱
LTE
缃戠粶鏉ユ壙杞斤紝鑰屼紶缁熻闊充笟鍔″拰鐭俊绛夌數璺煙涓氬姟浠?/p>
鐢变紶缁熺殑
2G/3G
缃戠粶鏉ユ壙杞姐�傚妯″弻寰呬负缁堢瀹炵幇鏂规锛屽缃戠粶鏃犲崌绾ф敼閫犺姹傦紝鍙屽緟鏈虹粓
绔湪鎷ㄦ墦鐢佃瘽鏃讹紝鍙互鑷姩閫夋嫨浠?/p>
3G/2G
妯″紡涓嬭繘琛岃闊抽�氫俊锛屽洜姝ゅ弻寰呮満缁堢璇煶瑙ｅ喅鏂?/p>
妗堢殑瀹炶川鏄娇鐢ㄤ紶缁?/p>
3G/2G
缃戠粶锛屼笌
LTE
鏃犲叧銆?/p>
2.2
鍩轰簬
CSFB
鐨勮闊宠В鍐虫柟妗?/p>
CSFB
鏂规鐨勪富瑕佹�濇兂鏄叾缁堢寮�鏈洪┗鐣?/p>
LTE
缃戠粶锛屽綋闇�瑕佽繘琛岃闊充笟鍔℃椂锛?/p>
CSFB
缁堢
灏嗕粠
LTE
缃戠粶鍥炶惤鍒?/p>
2G/3G
缃戠粶鐨勭數璺煙锛岀敱
2G/3G
缃戠粶鏉ユ彁渚涜闊充笟鍔°�備负瀹炵幇
CSFB
锛?/p>
闇�瑕佸湪
MME
鍜?/p>
3G/2G
缃戠粶鐨?/p>
MSC
璁惧涔嬮棿寤虹珛
SGs
鎺ュ彛锛?/p>
SGs
鍏宠仈鍦?/p>
CSFB
鎶�鏈腑璧风潃妗?/p>
姊佷綔鐢紝鑳藉灏嗕袱涓笉鍚岀殑绯荤粺鑱旂郴璧锋潵锛屽疄鐜扮敤鎴峰湪涓嶅悓绯荤粺闂寸殑璇煶涓氬姟杩炵画銆?/p>
2.3
鍩轰簬
VoLTE
鐨勮闊宠В鍐虫柟妗?/p>