ʱĮ̬ȣӢ½Щͷԣ˵֮δ֪Ϊʲô̬ȡ
̬ȣ˵Ȼʲô£Ϊ壬̸˳ȴм֣ʯͷԼŵĸо
ԭӢָԮǸָˣӢֻܿԼˡ
ߵ죬ǰʱִټľ棬˵мʱӢ۵ζҲôãСͨԻͲʮ꣬UT˹3G4GֻʱֻĵʱΪϳ˦һɶӢҲϳһֽUT˹
ӢеģߵļţҪ֪Dzڵһ̨16λƹ֮һοɼһߡ
ȥǰѧڼ䣬Ӣ˱ʵңǸֹʮλŵڻΪȫʥصʵңӢ涼ΪĿܣűߵĵطûˢӣѹסֵµţ
ʵңλõӢʼܵ컨ƣڰӡŷֵط֮ĵӣҪصĶࡣ
ڱʵҳΪܣѾǻƤ棬ܴﵽλˣһѾˣԴѹƽӢֱӷص˹ڡ
ڣڿͷûõʱӢһֱ˵ܣ֪ЩͻðUT˹ҪõСͨרȨ˹СͨΪˣ˹Ըһܹе
˵֮Ӣ½ˣͷĿֱ꣬ӽǸȥǾ½ˡ
ӢĻͷû̫ȣһ죬֮ǰѾȸ߹̸ˣdz¡
ӢǰǸı湦ǵųɣȻô²ˣ
СͨרȨ˹ЩŭЦ˵UT˹Ϊʲô˾ƾʲôҪö߿ƣͶзѣIJƷã
ԹĿǰһĿƼͷˣѹӢҲЩѹɽʱֻӲͷƤϡ
ܣ˹ҪСͨרϣǺӢæ͵
СͨռƲ٣Ƕ֪СͨʹõPHSϲGSMCDMAʵDZߣСͨһҶֻҵ֧GSMCDMAֻϳг
ۿûгмĬȻӢһ˵
ʵֲGSMCDMAʧܣʧڻй֧ͨűֻ̡зѧҵߣҲͬ
СͨҪʱ䣬ֻ˵֮ʱȥPHSֻPHSСֻͨΪֻļȶʵ
ƾСͨһƷƣô̵ʱڣһ㣬Ʒưæܺܿһ㣡
Ӣ꣬ܣྩϢ˹ֻͨҪһ£֪ʵDZߵ̬ȣ
̧ƤƲһӢǰĴӣ۹ȷʵмֶ֮
СͨPHSڹڣޣмƺƴĸо
ྩʵܾDZߣPHSڹһҶGSMCDMAȴҲʵϾPHSļȲϺʵֻΪɱԭٶȣȲPHS
ֻҪڷչȥվɱȥGSMCDMAֻɱҲȥȡPHSǿԤϵ£ʵܾDZ߲ܿ㣬DZ߿PHSռϷ磬ȴGSMCDMAڹʧ
⣬½PHSͳΧСͨ壬ձʵֵܾŵǣPHSվ˹˾PHSзѧԱȵȣЩˣһڹ˾PHS˾Ļر棬ȻijΪPHS塣
PHSGSMCDMADZҲһGSMCDMAʵֵΡзֻ˾ѧԱҵߣҲ塣
Ϊ˲GSMCDMAڹڳʧܣǿ϶ҪˣϾ˲·ɱ˸ĸԴС
忪ʼսʱǾͲѸ־Ϊתˣ϶ҪֵģʱPHSСۣͨijЩŸλߣ¶¯
У»мֶ߿Ƴ߿ڿɻڰзGSMCDMAֻأ뿿СͨΪ߿ֻͨҵзãҲϣGSMCDMAˣҲڰ֧
꣬ƺбԼ˵ļƣӢһٽ߸ֻгԭһ㣡
СͨڵIJܣЩɣгСͨռ죬ǿ£ͻӵֻɽկг
UT˹ûҪСͨ˼ֻǡСͨЩгɽկռˣǶ߿ƾʲôҲò˰ӢһΪ˶߿Ʋĵļơ
Ӣ½üͷ꣬ȴľһҲϵδ˹ˣղӢ˵ĵʱҲͬͷš
˵ȷʵмֵƺ˵ӢҲ¶ЦݣûЦһ仰ڵ߿ƣΪʲôҪѡ˹Ϊ߿Ƶѣ
ֻҪųСͨԸ⽫רȨȥ룬еǹ˾ԸСͨɣèߡ硢ˡȣĸ˹ʵǿһѡ˹ԭ
ø֮תʵ̫ˣӢ½˴˿ͷǿɬΪϣ˭֪ͷȴǾ
ӢҲʵ벻һ˹ȳ硢èЩ˾ǿзʵʽЩ˾ĸ˹ǿҪԸСͨDZ˹ҪǿĶࡣ
ܡ
ɬεЦһӢоҪˣʱͷЩĻˣûκָˡ
ʱͻȻȥӢ˵߿ƿԸUT˹һᣬܲܣץסͿԼˣ
ܣ˵
Ӣ˫ȵ˵ͬҪµľ֮ʱһͻȻ˹һݣҲҪץס
һʼϿҪǹӢӦӦҲżֲɵŶˣȻһ죬Ǵһսǵ⣬Ӣ˵ϣ֮⣡
߿ƿԽСͨרIJ桢ĶŶȨUT˹
⣬߿Ƶ㲿ҵҲΪ˹ţоƬ塢صؼ˹Ӧ
ЩտʼӢͷţȴã̫ˣϵڱ̫еԲˣ
ȶСĿ꣬1סskjvvx;ֻĶַskjvvx
̬ȣ˵Ȼʲô£Ϊ壬̸˳ȴм֣ʯͷԼŵĸо
ԭӢָԮǸָˣӢֻܿԼˡ
ߵ죬ǰʱִټľ棬˵мʱӢ۵ζҲôãСͨԻͲʮ꣬UT˹3G4GֻʱֻĵʱΪϳ˦һɶӢҲϳһֽUT˹
ӢеģߵļţҪ֪Dzڵһ̨16λƹ֮һοɼһߡ
ȥǰѧڼ䣬Ӣ˱ʵңǸֹʮλŵڻΪȫʥصʵңӢ涼ΪĿܣűߵĵطûˢӣѹסֵµţ
ʵңλõӢʼܵ컨ƣڰӡŷֵط֮ĵӣҪصĶࡣ
ڱʵҳΪܣѾǻƤ棬ܴﵽλˣһѾˣԴѹƽӢֱӷص˹ڡ
ڣڿͷûõʱӢһֱ˵ܣ֪ЩͻðUT˹ҪõСͨרȨ˹СͨΪˣ˹Ըһܹе
˵֮Ӣ½ˣͷĿֱ꣬ӽǸȥǾ½ˡ
ӢĻͷû̫ȣһ죬֮ǰѾȸ߹̸ˣdz¡
ӢǰǸı湦ǵųɣȻô²ˣ
СͨרȨ˹ЩŭЦ˵UT˹Ϊʲô˾ƾʲôҪö߿ƣͶзѣIJƷã
ԹĿǰһĿƼͷˣѹӢҲЩѹɽʱֻӲͷƤϡ
ܣ˹ҪСͨרϣǺӢæ͵
СͨռƲ٣Ƕ֪СͨʹõPHSϲGSMCDMAʵDZߣСͨһҶֻҵ֧GSMCDMAֻϳг
ۿûгмĬȻӢһ˵
ʵֲGSMCDMAʧܣʧڻй֧ͨűֻ̡зѧҵߣҲͬ
СͨҪʱ䣬ֻ˵֮ʱȥPHSֻPHSСֻͨΪֻļȶʵ
ƾСͨһƷƣô̵ʱڣһ㣬Ʒưæܺܿһ㣡
Ӣ꣬ܣྩϢ˹ֻͨҪһ£֪ʵDZߵ̬ȣ
̧ƤƲһӢǰĴӣ۹ȷʵмֶ֮
СͨPHSڹڣޣмƺƴĸо
ྩʵܾDZߣPHSڹһҶGSMCDMAȴҲʵϾPHSļȲϺʵֻΪɱԭٶȣȲPHS
ֻҪڷչȥվɱȥGSMCDMAֻɱҲȥȡPHSǿԤϵ£ʵܾDZ߲ܿ㣬DZ߿PHSռϷ磬ȴGSMCDMAڹʧ
⣬½PHSͳΧСͨ壬ձʵֵܾŵǣPHSվ˹˾PHSзѧԱȵȣЩˣһڹ˾PHS˾Ļر棬ȻijΪPHS塣
PHSGSMCDMADZҲһGSMCDMAʵֵΡзֻ˾ѧԱҵߣҲ塣
Ϊ˲GSMCDMAڹڳʧܣǿ϶ҪˣϾ˲·ɱ˸ĸԴС
忪ʼսʱǾͲѸ־Ϊתˣ϶ҪֵģʱPHSСۣͨijЩŸλߣ¶¯
У»мֶ߿Ƴ߿ڿɻڰзGSMCDMAֻأ뿿СͨΪ߿ֻͨҵзãҲϣGSMCDMAˣҲڰ֧
꣬ƺбԼ˵ļƣӢһٽ߸ֻгԭһ㣡
СͨڵIJܣЩɣгСͨռ죬ǿ£ͻӵֻɽկг
UT˹ûҪСͨ˼ֻǡСͨЩгɽկռˣǶ߿ƾʲôҲò˰ӢһΪ˶߿Ʋĵļơ
Ӣ½üͷ꣬ȴľһҲϵδ˹ˣղӢ˵ĵʱҲͬͷš
˵ȷʵмֵƺ˵ӢҲ¶ЦݣûЦһ仰ڵ߿ƣΪʲôҪѡ˹Ϊ߿Ƶѣ
ֻҪųСͨԸ⽫רȨȥ룬еǹ˾ԸСͨɣèߡ硢ˡȣĸ˹ʵǿһѡ˹ԭ
ø֮תʵ̫ˣӢ½˴˿ͷǿɬΪϣ˭֪ͷȴǾ
ӢҲʵ벻һ˹ȳ硢èЩ˾ǿзʵʽЩ˾ĸ˹ǿҪԸСͨDZ˹ҪǿĶࡣ
ܡ
ɬεЦһӢоҪˣʱͷЩĻˣûκָˡ
ʱͻȻȥӢ˵߿ƿԸUT˹һᣬܲܣץסͿԼˣ
ܣ˵
Ӣ˫ȵ˵ͬҪµľ֮ʱһͻȻ˹һݣҲҪץס
һʼϿҪǹӢӦӦҲżֲɵŶˣȻһ죬Ǵһսǵ⣬Ӣ˵ϣ֮⣡
߿ƿԽСͨרIJ桢ĶŶȨUT˹
⣬߿Ƶ㲿ҵҲΪ˹ţоƬ塢صؼ˹Ӧ
ЩտʼӢͷţȴã̫ˣϵڱ̫еԲˣ
ȶСĿ꣬1סskjvvx;ֻĶַskjvvx