3HAC025798-001
3HAC025798-001
3HAC025798-001
3HAC025798-001
是GSM系統(tǒng)提供給用戶(hù)的一種數(shù)字業(yè)務(wù),它與話(huà)音傳輸及傳真一樣同為GSM數(shù)字蜂窩移動(dòng)通信網(wǎng)絡(luò)提供的主要電信業(yè)務(wù),SMS的收發(fā)占用的是GSM網(wǎng)絡(luò)的信令信道,不會(huì)占用普通話(huà)音信道,而且它是雙向通信,具有一定的交互能力。而且SMS具有較高的可靠性,短消息發(fā)送端的用戶(hù)可知道短消息是否已經(jīng)到達(dá)接收端,由于短消息依靠了SMSC短消息服務(wù)中心的存儲(chǔ)和轉(zhuǎn)發(fā)機(jī)制,當(dāng)接收端用戶(hù)關(guān)機(jī)或不在服務(wù)區(qū)內(nèi)時(shí),SMSC會(huì)暫時(shí)保存該短消息,接收端用戶(hù)如果在規(guī)定時(shí)間(通常為24小時(shí))內(nèi)重新處于工作狀態(tài),SMSC會(huì)立刻發(fā)送短消息給接收端用戶(hù),當(dāng)發(fā)送成功時(shí)會(huì)返回發(fā)送端用戶(hù)一個(gè)確認(rèn)信號(hào)。SMS充分利用了GSM網(wǎng)絡(luò)覆蓋廣的特點(diǎn)和全程全網(wǎng)的優(yōu)勢(shì),具有極佳的移動(dòng)性,使得任何一個(gè)申請(qǐng)了短消息服務(wù)的GSM無(wú)線(xiàn)終端用戶(hù)在全網(wǎng)范圍內(nèi)獲得服務(wù)。每個(gè)短消息的信息量限制為140個(gè)八位組(7比特編碼)140個(gè)英文字符或70個(gè)中文字符。如果超過(guò)此長(zhǎng)度,則要分多次發(fā)送。
Force SYS68K/CPU-6 880-12537-101.A?2 LAM 810-17034-300-1
FORCE SYS68K CPU-2VF VME SINGLE BOARD COMPUTER MOTOROLA
Force SYS68K/CPU-6VB P/N 100611 LAM reseach 17034-3-C
FORCE SYS68K DRAM VME BOARD MVME MAINFRAME MOTOROLA
Force SYS68K CPU-30Lite
FORCE SYS68K SRAM-4A VME BOARD MVME MAINFRAME MOTOROLA
FORCE COMPUTERS SYS68K CPU-6A
FORCE SYS68K CPU-30BE/16 VME BOARD
FORCE SYS68K ISCSI-1 VME BOARD MVME MAINFRAME MOTOROLA
Force SYS68K ISIO-1 Serial I/O Board
FORCE COMPUTER CPU BOARD SYS68K CPU-1B NEW-NO BOX
Force SYS68K CPU-33B/4 VME Board
Force SYS68K/SIO-2 P/N 310004
Force SYS68K/SASI-1
FORCE SYS68K ISIO-2 MODULE ASSY
FORCE CONTROL BOARD SYS68K ISI0-2/C2 (P/N 220062)
FORCE COMPUTER VME BOARD MODEL SYS68K REV C
FORCE COMPUTERS SYS68K/CPU-6VA USPP SYS68KCPU6VA
FORCE COMPUTER MODEL SYS68K SASI-1441 LAM REV A B
FORCE SYS68K CPU BOARD 310004 WORKING
BUS TRONIC FORCE SYS68K MAINFRAME BOARDS NICE LOT
Force SYS68K/CPU-33B/?4 VME Board CAT#: 510098 PN: 600-1
FORCE SYS68K/CPU-30BE?/8 REMOVED FROM BIORAD SYSTEM
Force SYS68K/ISIO-1FP I/O Controller Dual Board w Cable
Force SYS68K/CPU-30BE SYS68K/CPU-30BE?/16/C2 VME Module
Force SYS68K/CPU-33B/?4 VME Board CAT#: 510098
Force SYS68K/ISIO-2 I/O Controller Board PN: 310031
Force SYS68K/ISIO-1FP I/O Controller Dual Board 310034
Force SYS68K/ISIO-2 I/O Controller Board PN: 310031
FORCE PROCESSOR BOARD Model SYS68K ASCU-2
Force SYS68K CPU30ZBE CPU-30ZBE CPU Module VMEbus VME
Force SYS68K/ISIO-1FP I/O Controller Dual Board 310034
Force SYS68K/CPU-33B/?4 VME Board CAT#: 510098