【正文】 ....................... 6 使用 VSAT衛(wèi)星通信網(wǎng)后的經(jīng)濟(jì)效益如何 .................................................................. 6 VSAT 可以提供多大的數(shù)據(jù)速率 ................................................................................. 6 二、國(guó)內(nèi) VSAT 通信市場(chǎng)分析 ................................................... 6 2020 年國(guó)內(nèi) VSAT 通信行業(yè)情況 ............................................................................... 6 （ 1）市場(chǎng)特點(diǎn) ......................................................................................................... 8 （ 2）國(guó)內(nèi) VSAT 小站的增長(zhǎng)趨勢(shì) ........................................................................... 11 新增運(yùn)營(yíng)商和新增小站用戶數(shù)的比較 ....................................................................... 11 經(jīng)營(yíng)單位發(fā)展對(duì)外服務(wù)單位情況 .............................................................................. 12 （ 1）系統(tǒng)內(nèi)部專用網(wǎng)為主的 VSAT 業(yè)務(wù)運(yùn)營(yíng)單位 .................................................. 12 （ 2）運(yùn)營(yíng)單位為通信運(yùn)營(yíng)商情況 ........................................................................... 13 （ 3）為某一領(lǐng)域用戶提供服務(wù)的運(yùn)營(yíng)單位 ............................................................. 14 （ 4）從事多種業(yè)務(wù)的運(yùn)營(yíng)單位 .............................................................................. 14 我國(guó) VSAT業(yè)務(wù)大有可為 ........................................................................................ 15 （ 1）單向數(shù)據(jù)業(yè)務(wù)成為主導(dǎo) .................................................................................. 15 （ 2）遠(yuǎn)程應(yīng)用大勢(shì)所趨 ......................................................................................... 17 （ 3）前景光明利潤(rùn)豐厚 ......................................................................................... 18 （ 4）我國(guó) VSAT 衛(wèi)星通信市場(chǎng)未來幾年將大幅增長(zhǎng) ............................................... 19 三、 VSAT 通信租用衛(wèi)星轉(zhuǎn)發(fā)器現(xiàn)況 ...................................... 20 租用衛(wèi)星轉(zhuǎn)發(fā)器總量遞增 ......................................................................................... 20 轉(zhuǎn)發(fā)器資源各不相同 ................................................................................................ 21 四、 VSAT 衛(wèi)星通信多媒體視聽業(yè)務(wù) ...................................... 23 現(xiàn)行的衛(wèi)星圖像通信組網(wǎng)方式 .................................................................................. 24 （ 1）點(diǎn)對(duì)點(diǎn)方式 ................................................................................................... 25 （ 2）點(diǎn)對(duì)多點(diǎn)方式 ................................................................................................ 25 （ 3）單個(gè)多點(diǎn)控制單元（ＭＣＵ）方式 ................................................................ 25 （ 4）主從ＭＣＵ級(jí)聯(lián)方式 ..................................................................................... 27 利用衛(wèi)星鏈路進(jìn)行網(wǎng)絡(luò)互聯(lián) ..................................................................................... 28 新型的 IP 和多媒體ＶＳＡＴ衛(wèi)星通信網(wǎng) .................................................................. 28 五、全球新多媒體寬帶衛(wèi)星通信發(fā)展前景 .............................. 30 全球新多媒體衛(wèi)星通信系統(tǒng)開發(fā)計(jì)劃 ....................................................................... 31 寬帶衛(wèi)星競(jìng)爭(zhēng)優(yōu)勢(shì) ................................................................................................... 32 市場(chǎng)前景 ................................................................................................................. 33 本世紀(jì)寬帶衛(wèi)星應(yīng)用新熱點(diǎn) ..................................................................................... 34 發(fā)展趨勢(shì) ................................................................................................................. 37 面臨的挑戰(zhàn) .............................................................................................................. 38 六、全球移動(dòng)衛(wèi)星電視直播的現(xiàn)狀 ......................................... 41 國(guó)外移動(dòng)衛(wèi)星電視直播的現(xiàn) 狀 .................................................................................. 41 我國(guó)發(fā)展移動(dòng)衛(wèi)星電視直播的現(xiàn)狀與需求 ................................................................ 44 （ 1）現(xiàn)狀 .............................................................................................................. 44 （ 2）市場(chǎng)需求及產(chǎn)業(yè)化前景 .................................................................................. 44 細(xì)分市場(chǎng)分析 .......................................................................................................... 46 （ 1）衛(wèi)星通信產(chǎn)業(yè)市場(chǎng)分析 .................................................................................. 46 （ 2）衛(wèi)星通信車市場(chǎng)分析 ..................................................................................... 47 ①公安武警部門 .............................................................................................. 48 ②電視臺(tái) ......................................................................................................... 48 ③抗洪搶險(xiǎn)城市消防和森林消防 ..................................................................... 49 ④移動(dòng)通信服務(wù)運(yùn)營(yíng)商 ................................................................................... 50 ⑤遠(yuǎn)程教育市場(chǎng) .............................................................................................. 51 ⑥ (戰(zhàn)地 ) 流動(dòng)遠(yuǎn)程醫(yī)療 ................................................................................... 53 ⑦其他（影視外景拍攝車戰(zhàn)地指揮通信車等） ................................................ 54 七、導(dǎo)航定位與產(chǎn)品的市場(chǎng)現(xiàn)狀與趨勢(shì) ................................. 54 全球市場(chǎng)發(fā)展現(xiàn)狀與趨勢(shì) ......................................................................................... 54 （ 1）民用領(lǐng)域 ....................................................................................................... 54 （ 2）軍事領(lǐng)域 ....................................................................................................... 55 （ 3）全球 GPS 產(chǎn)業(yè)的結(jié)構(gòu)與現(xiàn)狀 .......................................................................... 56 （ 4）全球 GPS 市場(chǎng)狀況 ........................................................................................ 57 （ 5）全球 GPS 市場(chǎng)預(yù)測(cè) ........................................................................................ 59 我國(guó)衛(wèi)星導(dǎo)航的市場(chǎng)現(xiàn)狀與發(fā)展趨勢(shì) ....................................................................... 60 （ 1）市場(chǎng)發(fā)展現(xiàn)狀 ...........................................................................................