什么是衛星電話
衛(wei)星(xing)電話(hua)是(shi)基于(yu)衛(wei)星(xing)通(tong)(tong)(tong)(tong)(tong)信(xin)(xin)(xin)(xin)系(xi)統來傳輸(shu)信(xin)(xin)(xin)(xin)息的(de)(de)(de)通(tong)(tong)(tong)(tong)(tong)話(hua)器,也就是(shi)衛(wei)星(xing)中(zhong)繼通(tong)(tong)(tong)(tong)(tong)話(hua)器。衛(wei)星(xing)中(zhong)繼通(tong)(tong)(tong)(tong)(tong)話(hua)器是(shi)現(xian)代移動(dong)通(tong)(tong)(tong)(tong)(tong)信(xin)(xin)(xin)(xin)的(de)(de)(de)產(chan)物,其主要功(gong)能是(shi)填補現(xian)有通(tong)(tong)(tong)(tong)(tong)信(xin)(xin)(xin)(xin)(有線通(tong)(tong)(tong)(tong)(tong)信(xin)(xin)(xin)(xin)、無線通(tong)(tong)(tong)(tong)(tong)信(xin)(xin)(xin)(xin))終端無法(fa)覆(fu)蓋(gai)的(de)(de)(de)區域,為人們的(de)(de)(de)工作提(ti)供(gong)更為健全的(de)(de)(de)服務(wu)。現(xian)代通(tong)(tong)(tong)(tong)(tong)信(xin)(xin)(xin)(xin)中(zhong),衛(wei)星(xing)通(tong)(tong)(tong)(tong)(tong)信(xin)(xin)(xin)(xin)是(shi)無法(fa)被其他通(tong)(tong)(tong)(tong)(tong)信(xin)(xin)(xin)(xin)方(fang)式所替(ti)代的(de)(de)(de),現(xian)有常(chang)用(yong)通(tong)(tong)(tong)(tong)(tong)信(xin)(xin)(xin)(xin)所提(ti)供(gong)的(de)(de)(de)所有通(tong)(tong)(tong)(tong)(tong)信(xin)(xin)(xin)(xin)功(gong)能,均已在衛(wei)星(xing)通(tong)(tong)(tong)(tong)(tong)信(xin)(xin)(xin)(xin)中(zhong)得到應用(yong)。
衛星電話分類
目前,市面(mian)(mian)上常(chang)用的(de)(de)衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)電(dian)話(hua)(hua)主(zhu)要有3種(zhong),分別是海事(shi)衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)電(dian)話(hua)(hua)、銥(yi)(yi)星(xing)(xing)(xing)(xing)(xing)衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)電(dian)話(hua)(hua)、歐星(xing)(xing)(xing)(xing)(xing)衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)電(dian)話(hua)(hua)。這3種(zhong)衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)電(dian)話(hua)(hua)的(de)(de)區別主(zhu)要就是運(yun)營商不同,其(qi)中,銥(yi)(yi)星(xing)(xing)(xing)(xing)(xing)有66顆衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)覆蓋(gai)全球(qiu)包括地(di)球(qiu)的(de)(de)南北(bei)極;海事(shi)衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)和歐星(xing)(xing)(xing)(xing)(xing)是同步衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing),位于(yu)赤道(dao)的(de)(de)上空(kong)。現在市面(mian)(mian)上運(yun)用較多的(de)(de)衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)電(dian)話(hua)(hua)是銥(yi)(yi)星(xing)(xing)(xing)(xing)(xing)衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)電(dian)話(hua)(hua)。
衛星電話優缺點
遠:指衛星通(tong)信(xin)(xin)(xin)的距離遠(yuan)。俗(su)話說,“站(zhan)的高,看的遠(yuan)”,同(tong)步通(tong)信(xin)(xin)(xin)衛星可以(yi)“看”到地球最大跨(kua)度達一(yi)萬八千(qian)余公里。在這(zhe)個(ge)(ge)覆蓋(gai)區內的任意兩點都可以(yi)通(tong)過衛星進行通(tong)信(xin)(xin)(xin),而(er)微(wei)波通(tong)信(xin)(xin)(xin)一(yi)般是(shi)50公里左(zuo)右設一(yi)個(ge)(ge)中(zhong)繼(ji)站(zhan),一(yi)顆同(tong)步通(tong)信(xin)(xin)(xin)衛星的覆蓋(gai)距離相當(dang)于三百(bai)多(duo)個(ge)(ge)微(wei)波中(zhong)繼(ji)站(zhan);
多:指(zhi)通(tong)信路(lu)數多、容量大。一顆現代通(tong)信衛星(xing),可(ke)攜帶幾(ji)個到幾(ji)十個轉發(fa)器,可(ke)提供(gong)幾(ji)路(lu)電視(shi)和成千上萬路(lu)通(tong)話器;
好:指通(tong)信質(zhi)量好、可靠性高。衛星通(tong)信的(de)傳輸環節少,不受地理(li)條件和(he)氣(qi)象的(de)影(ying)響,可獲得高質(zhi)量的(de)通(tong)信信號;
活:指(zhi)運用靈(ling)活、適應性強。它不僅可(ke)以實(shi)現陸地上任意兩(liang)點間的(de)通信,而且能實(shi)現船與船,船與岸上、空中(zhong)與陸地之間的(de)通信,它可(ke)以結成一(yi)個多方向、多點的(de)立體通信網(wang);
省:指成(cheng)本低(di)。在同樣的(de)容(rong)量、同樣的(de)距離下,衛星(xing)(xing)通信(xin)(xin)和(he)其他的(de)通信(xin)(xin)設備相(xiang)比(bi)較,所(suo)耗的(de)資金(jin)少,衛星(xing)(xing)通信(xin)(xin)系統(tong)的(de)造(zao)價并(bing)不隨(sui)通信(xin)(xin)距離的(de)增加而提高,隨(sui)著(zhu)設計和(he)工藝(yi)的(de)成(cheng)熟(shu),成(cheng)本還在降低(di);
高:指通(tong)信(xin)資(zi)費(fei)標(biao)準高于常(chang)用的(de)(de)電纜通(tong)信(xin)、微波(bo)通(tong)信(xin),是其資(zi)費(fei)標(biao)準的(de)(de)十倍乃至(zhi)幾十倍;
差:指在大型建筑內或(huo)山(shan)體等物體遮(zhe)蓋住設(she)備本身(shen)時通信(xin)信(xin)號無或(huo)閃爍(shuo)不(bu)定(ding);
慢:指在通話(hua)過程中(zhong)有延時現象,導致接(jie)續不(bu)暢(chang)。
衛星電話收費標準
據了解,目前衛星電(dian)話(hua)語音月(yue)套(tao)餐(can)100元(yuan),包含(han)60分鐘國內通話(hua);年套(tao)餐(can)1000元(yuan),包含(han)750分鐘國內通話(hua)。流(liu)量月(yue)套(tao)餐(can)300元(yuan),包括(kuo)國內流(liu)量20MB;年套(tao)餐(can)3000元(yuan),包括(kuo)240MB流(liu)量。
不過值得注意的是,使用衛星電話,你還需要專屬的終端,日常使用的普通手機可(ke)不(bu)行。目前,已有25款終端獲得工信部頒發的(de)進網(wang)許(xu)可(ke)證,包括手持、車(che)載、船載、天通貓、便攜數據等多種終端類型。這些終端并不(bu)算便宜(yi)。以衛星手持智(zhi)(zhi)能(neng)終端為(wei)例,最便宜(yi)的(de)DT120售價5999元。其余衛星手持智(zhi)(zhi)能(neng)終端售價基本在(zai)萬元左(zuo)右。
衛星電話的撥號方法
1、撥打座(zuo)機號(hao)碼(ma):00+國(guo)家代碼(ma)(如:中國(guo)86)+區號(hao)+座(zuo)機電話(hua)號(hao)碼(ma)。
2、撥打手機號碼:00+國家代碼(如:中國86)+手機號碼。撥號結(jie)(jie)束(shu)(shu)后,按OK鍵或電話(hua)標志鍵,等待(dai)接通(tong)。衛星電話(hua)通(tong)話(hua)期間,要保持天線高(gao)于頭部,并與地面垂(chui)直。通(tong)話(hua)結(jie)(jie)束(shu)(shu)后,按電話(hua)上(shang)的結(jie)(jie)束(shu)(shu)鍵,結(jie)(jie)束(shu)(shu)通(tong)話(hua)。
衛星電話使用注意
1、電(dian)(dian)話電(dian)(dian)池的電(dian)(dian)量(liang)要(yao)用(yong)完后再(zai)充(chong)電(dian)(dian),充(chong)電(dian)(dian)時必(bi)須充(chong)滿。
2、轉動手機天線(xian)時,要(yao)小(xiao)心,防止弄折(zhe)。
3、盡量在開闊地帶(dai)使用,信號(hao)會比較好。
4、衛星電話不(bu)(bu)能沾水,一定要(yao)注意(yi)不(bu)(bu)要(yao)進水。
5、使用衛星電話時,保(bao)持天線向上,并和頭部(bu)保(bao)持距(ju)離(li),減少輻射。
衛星電話辦理流程
天通衛星業務全國客服熱線4008710000,為用戶提供(gong)天通衛星業務的咨詢(xun)、辦理和售后服務。