數字手機廣播 的英文怎麼說
中文拼音 [shǔzìshǒujīguǎngbō]
數字手機廣播
英文
dmr digital mobile radio- 數 : 數副詞（屢次） frequently; repeatedly
- 字 : Ⅰ名詞1 （文字） character; word 2 （字音） pronunciation 3 （字體） form of a written or printed ...
- 手 : Ⅰ名詞1 （人體上肢前端能拿東西的部分） hand 2 （擅長某種技能的人或做某種事的人） a person doing or...
- 機 : machineengine
- 播 : 播名詞（姓氏） a surname
- 數字 : 1. （表示數目的文字; 表示數目的符號） figure; digit; numeral; character; numeric character 2. （數量） quantity; amount
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This terrestrial digital broadcast system means that more people will be able to use the service. imagine what our phones will be able to do in another 130 years ' time
這種地面數字電視廣播系統使得更多人能夠使用這項新服務。設想一下，再過130年，手機不知又會出現哪些用途呢！Digital tv broadcasts for mobile phones equipped with special receivers began in japan ' s major urban areas, following several months of test broadcasts
手機安裝特殊接收器已接收數字電視廣播，經過數月的廣播測試之後，開始在日本的大多數都市開放。As the step of the color tv ( the second generation ) to the digital tv ( the third generation ) is larger and larger, the research of digital television terrestrial broadcasting ( dttb ) become more and more important in china, we are concentrating on the standard of dttb which is suit for our country after describing and analyzing the technical stipulation and speciality of dttb, this paper compares atsc 8 - vsb with dvb - t cofdm and isdb - t bst - ofdmo the emphasis of this article lies in the technical solution about transferring system, channel coding is important component of dttb, which can resist from the bad circumstances o because of lots of varieties and different performance, channel coding become one of the emphasis of the research work this paper analyzes and researches the theory and performance of the different channel coding particularly, points out an effective theoretic analysis method and computer demo of performance comparison a theoretical method for estimating the performance of concatenated codes is proposed in this paperc this is achieved by combining the performance of single level coding rayleigh fading channel and the character of channel modulation it may be useful to research and development of the future digital television terrestrial broadcasting standard of our country
通道糾錯編碼是數字電視地面廣播傳輸系統的重要組成部分，是抵禦地面惡劣環境的有效手段。由於通道編碼的種類繁多，性能各異，因此是目前研究工作的重點之一。本文詳細分析和研究了幾種通道糾錯編碼的原理和性能，並針對外碼內碼級聯糾錯結合地面通道瑞利衰落提出了一種有效的理論分析方法和性能的計算機比較演示方案，總結了不同級聯方案的性能特點，對於我國目前的數字電視地面廣播標準的研究和通道級聯糾錯方案的確立及其參數選擇具有一定的參考價值。Following several months of test broadcasts, digital tv broadcasts for cellphones with special receivers began in japan ' s major cities
經過幾個月的試播，帶有特別接收器的用在手機上的數字電視廣播在日本幾個大城市開始出現。Applications include digital camera, pda, mobile phone, mp3, handheld pc, pocket pc, smart phone, ia etc. add : 69 kecheng road erlang jiulongpo district chongqing, china
可廣泛應用於數碼相機個人數字助理手機mp3播放器便攜式電腦掌上電腦智能手機信息家電系統等裝置Device requirements included digital camera, pda, mobile phone, mp3, handheld pc, pocket pc, smart phone, ia etc. add : 69 kecheng road erlang jiulongpo district chongqing, china
可廣泛應用於數碼相機個人數字助理手機mp3播放器便攜式電腦掌上電腦智能手機信息家電系統等裝置分享友人