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鍖椾含閭數澶у缃戠粶鏁欒偛瀛﹂櫌
銆婄Щ鍔ㄩ�氫俊鍘熺悊銆嬬患鍚堢粌涔犻
(
绗叚娆′慨璁?/p>
)
涓�銆?/p>
閫夋嫨棰?/p>
1
锛?/p>
GSM
绯荤粺閲囩敤鐨勫鍧�鏂瑰紡涓猴紙
D
锛?/p>
锛?/p>
A
锛?/p>
FDMA
锛?/p>
B
锛?/p>
CDMA
锛?/p>
C
锛?/p>
TDMA
锛?/p>
D
锛?/p>
FDMA/TDMA
2
锛?/p>
涓嬮潰鍝釜鏄暟瀛楃Щ鍔ㄩ�氫俊缃戠殑浼樼偣锛?/p>
C
锛?/p>
锛?/p>
A
锛?/p>
棰戠巼鍒╃敤鐜囦綆
锛?/p>
B
锛変笉鑳戒笌
ISDN
鍏煎
锛?/p>
C
锛夋姉骞叉壈鑳藉姏寮?/p>
锛?/p>
D
锛夎瘽闊宠川閲忓樊
3
锛?/p>
GSM
绯荤粺鐨勫紑鏀炬帴鍙ｆ槸鎸囷紙
C
锛?/p>
锛?/p>
A
锛?/p>
NSS
涓?/p>
NMS
闂寸殑鎺ュ彛
锛?/p>
B
锛?/p>
BTS
涓?/p>
BSC
闂寸殑鎺ュ彛
锛?/p>
C
锛?/p>
MS
涓?/p>
BSS
鐨勬帴鍙?/p>
锛?/p>
D
锛?/p>
BSS
涓?/p>
NMS
闂寸殑鎺ュ彛
4
锛?/p>
N-CDMA
绯荤粺閲囩敤浠ヤ笅鍝璇煶缂栫爜鏂瑰紡锛?/p>
B
锛?/p>
锛?/p>
A
锛?/p>
CELP
锛?/p>
B
锛?/p>
QCELP
锛?/p>
C
锛?/p>
VSELP
锛?/p>
D
锛?/p>
RPE-LTP
5
锛庝负浜嗘彁楂樺閲忥紝澧炲己鎶楀共鎵拌兘鍔涳紝鍦?/p>
GSM
绯荤粺涓紩鍏ョ殑鎵╅鎶�鏈紙
A
锛?/p>
锛?/p>
A
锛?/p>
璺抽
锛?/p>
B
锛夎烦鏃?/p>
锛?/p>
C
锛夌洿鎺ュ簭鍒?/p>
锛?/p>
D
锛夎剦鍐茬嚎鎬ц皟棰?/p>
6
锛庝綅缃洿鏂拌繃绋嬫槸鐢变笅鍒楄皝鍙戣捣鐨勶紙
C
锛?/p>
锛?/p>
A
锛?/p>
绉诲姩浜ゆ崲涓績锛?/p>
MSC
锛?/p>
锛?/p>
B
锛夋嫓璁垮瘎瀛樺櫒锛?/p>
VLR
锛?/p>
锛?/p>
C
锛夌Щ鍔ㄥ彴锛?/p>
MS
锛?/p>
锛?/p>
D
锛夊熀绔欐敹鍙戜俊鍙帮紙
BTS
锛?/p>
7
锛?/p>
MSISDN
鐨勭粨鏋勪负锛?/p>
C
锛?/p>
锛?/p>
A
锛?/p>
MCC+NDC+SN
锛?/p>
B
锛?/p>
CC+NDC+MSIN
锛?/p>
C
锛?/p>
CC+NDC+SN
锛?/p>
D
锛?/p>
MCC+MNC+SN
8
锛?/p>
LA
鏄紙
D
锛?/p>
锛?/p>
A
锛?/p>
涓�涓?/p>
BSC
鎵�鎺у埗鐨勫尯鍩?/p>
锛?/p>
B
锛変竴涓?/p>
BTS
鎵�瑕嗙洊鐨勫尯鍩?/p>
锛?/p>
C
锛夌瓑浜庝竴涓皬鍖?/p>
锛?/p>
D
锛夌敱缃戠粶瑙勫垝鎵�鍒掑畾鐨勫尯鍩?/p>
9
锛?/p>
GSM
绯荤粺鐨勫紑鏀炬帴鍙ｆ槸鎸囷紙
C
锛?/p>
锛?/p>
B
锛?/p>
NSS
涓?/p>
NMS
闂寸殑鎺ュ彛
锛?/p>
B
锛?/p>
BTS
涓?/p>
BSC
闂寸殑鎺ュ彛
锛?/p>
C
锛?/p>
MS
涓?/p>
BSS
鐨勬帴鍙?/p>
锛?/p>
D
锛?/p>
BSS
涓?/p>
NMS
闂寸殑鎺ュ彛
10
锛庡鏋滃皬鍖哄崐寰?/p>
r
锛?/p>
15km
锛屽悓棰戝鐢ㄨ窛绂?/p>
D
锛?/p>
60km
锛岀敤闈㈢姸鏈嶅姟鍖虹粍缃戞椂锛屽彲鐢ㄧ殑鍗曚綅鏃犵嚎鍖虹兢鐨勫皬鍖?
鏈�灏戜釜鏁颁负銆?/p>
锛?/p>
B
锛?/p>
(A)
N
锛?/p>
4
(B)
N
锛?/p>
7
锛?/p>
C
锛?/p>
N
锛?/p>
9
(D) N
锛?/p>
12
11
锛庡凡鐭ユ帴鏀舵満鐏垫晱搴︿负
0.5渭v
锛岃繖鏃舵帴鏀舵満鐨勮緭鍏ョ數鍘嬬數骞?/p>
A
涓恒�?/p>
锛?/p>
B
锛?/p>
(A)
锛?/p>
3dB渭v
(B)
锛?/p>
6dB渭v
(C)
0dB渭v
(D)
3dB渭v