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“禮堂(tang)演出(chu)擴聲系統”解決(jue)方案(an)

日期(qi): 2018-04-28
瀏覽次數: 1497

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“禮堂演出擴聲系統”解決方案

一、設計規范及標準

依據(ju)貴(gui)單位(wei)功能需求以及建筑(zhu)及舞臺工藝(yi)圖紙,根(gen)據(ju)舞臺的基本使用功能和定(ding)位(wei)并(bing)參照國(guo)家相關(guan)的標準和規范(fan):

音響擴聲系統設(she)計規范

WH/T38-2009《舞臺擴聲系統跳線柜、綜合接線箱、地板接線盒設置規范》

WH/T39-2009《專業音頻和擴聲用揚聲器組(zu)件實(shi)用規(gui)范(fan)》

WH/T318-2003《演出場(chang)所擴(kuo)聲(sheng)(sheng)系(xi)統的聲(sheng)(sheng)學特性指標》

JGJ 57-2000/J 67-2001《劇場建筑(zhu)設計規范》;

GB 4959-95 《廳堂擴聲特性測量方法》;

GBJ 76-84 《廳堂(tang)混(hun)響時間測量規(gui)范》;

JGJ 16-2008 《民用建筑電(dian)氣設計規(gui)范》;

GB/T 14476-93 《客觀評價(jia)廳堂語言可懂度的“RASTI”法》;

(WH/T25-2007)《劇(ju)場等演出場所擴聲系統工程(cheng)導則(ze)》

GB/T 14197-93 《聲系統(tong)設備互連的優選(xuan)配接值》;

ITU-R BT. 601-2 供演播室使用的數字電(dian)視編(bian)碼標(biao)準;

ITU-R BT. 711 供分量數字演播室使(shi)用的同(tong)步基準(zhun)信號(hao);

GY/T 156-2000 演(yan)播室數(shu)字音頻參數(shu);

GY/T 158-2000 演播室數字音頻(pin)接口(kou);

AES3 供(gong)數(shu)字(zi)伴音工程線性(xing)表示(shi)數(shu)字(zi)伴音數(shu)據的串行傳(chuan)輸格(ge)式;

AES11 供(gong)數(shu)字(zi)伴(ban)音工程在(zai)演播中(zhong)使用(yong)的數(shu)字(zi)伴(ban)音設備的同步規格(ge);

GB 3174-1995 PAL-D 制電(dian)視廣播(bo)技術規(gui)范;

二、多功能廳設計說明

擴聲系統

根據業主方提供的(de)裝修圖紙(zhi)(場景布(bu)局、實用面積)結合系統功能現實(文藝活動兼報告(gao)型會議、培(pei)訓等等),我們選擇(ze)主/輔/超低/返聽擴聲(sheng)模式(shi)進(jin)行聲(sheng)場擴聲(sheng)。

本系(xi)統(tong)采用了(le)48路(lu)擴展性(xing)強(qiang)、處理(li)功能強(qiang)大、兼容性(xing)好(hao)、個(ge)(ge)性(xing)化(hua)、多場景方(fang)便方(fang)便每個(ge)(ge)操作者和每場演出、無線調(diao)音功能的數字(zi)(zi)調(diao)音臺為核心進行音頻系(xi)統(tong)主(zhu)控制(zhi),無線手(shou)持、無線頭戴、人(ren)聲/樂器、合唱、 鵝頸電容會議話筒對人(ren)聲進行拾取(qu),隨后將初次拾取(qu)到的人(ren)聲信號(人(ren)聲信號先進入數字(zi)(zi)調(diao)音臺綜合管理(li))

通(tong)(tong)過專用的(de)(de)傳輸線纜傳輸到調(diao)音(yin)(yin)(yin)(yin)(yin)(yin)臺(音(yin)(yin)(yin)(yin)(yin)(yin)樂通(tong)(tong)過多媒體DVD 進(jin)(jin)(jin)(jin)行(xing)(xing)(xing)播(bo)放(fang)(fang),電(dian)(dian)腦播(bo)放(fang)(fang)等(deng)提(ti)供(gong)音(yin)(yin)(yin)(yin)(yin)(yin)源(yuan)信號(hao)(hao)),接著輸出(chu)(chu)到效(xiao)果(guo)器(qi)(qi)(qi)(qi)進(jin)(jin)(jin)(jin)行(xing)(xing)(xing)初(chu)次音(yin)(yin)(yin)(yin)(yin)(yin)質處(chu)(chu)理(li)(li)、修正、根(gen)據使用環(huan)境(jing)適(shi)當的(de)(de)添(tian)加音(yin)(yin)(yin)(yin)(yin)(yin)頻(pin)(pin)(pin)效(xiao)果(guo)后輸入(ru)至調(diao)音(yin)(yin)(yin)(yin)(yin)(yin)臺進(jin)(jin)(jin)(jin)一(yi)(yi)(yi)(yi)(yi)步的(de)(de)對(dui)音(yin)(yin)(yin)(yin)(yin)(yin)質處(chu)(chu)理(li)(li)(增益、MIC 前置(zhi)放(fang)(fang)大(da)器(qi)(qi)(qi)(qi)、均衡、單/立體聲(sheng)(sheng)(sheng)(sheng)輸出(chu)(chu)等(deng)等(deng)),這(zhe)時(shi)通(tong)(tong)過調(diao)音(yin)(yin)(yin)(yin)(yin)(yin)臺末端(duan)輸出(chu)(chu)到12進(jin)(jin)(jin)(jin)12出(chu)(chu)音(yin)(yin)(yin)(yin)(yin)(yin)頻(pin)(pin)(pin)數字(zi)矩陣(zhen)處(chu)(chu)理(li)(li)器(qi)(qi)(qi)(qi),運(yun)用其(qi)內置(zhi)功(gong)能進(jin)(jin)(jin)(jin)行(xing)(xing)(xing)處(chu)(chu)理(li)(li)(輸入(ru)信號(hao)(hao)進(jin)(jin)(jin)(jin)行(xing)(xing)(xing)壓限(xian)、延時(shi)、均衡等(deng)操作,此操作有益系(xi)統(tong)的(de)(de)正常運(yun)行(xing)(xing)(xing)、設(she)(she)備(bei)安全、聲(sheng)(sheng)(sheng)(sheng)場音(yin)(yin)(yin)(yin)(yin)(yin)質的(de)(de)均勻),最(zui)后分頻(pin)(pin)(pin)器(qi)(qi)(qi)(qi)進(jin)(jin)(jin)(jin)行(xing)(xing)(xing)音(yin)(yin)(yin)(yin)(yin)(yin)頻(pin)(pin)(pin)信號(hao)(hao)處(chu)(chu)理(li)(li)分頻(pin)(pin)(pin),將音(yin)(yin)(yin)(yin)(yin)(yin)頻(pin)(pin)(pin)電(dian)(dian)聲(sheng)(sheng)(sheng)(sheng)信號(hao)(hao)一(yi)(yi)(yi)(yi)(yi)分為(wei)三進(jin)(jin)(jin)(jin)入(ru)擴聲(sheng)(sheng)(sheng)(sheng)系(xi)統(tong)的(de)(de)信號(hao)(hao)電(dian)(dian)聲(sheng)(sheng)(sheng)(sheng)放(fang)(fang)大(da)部(bu)分,此部(bu)分是(shi)通(tong)(tong)過與揚聲(sheng)(sheng)(sheng)(sheng)器(qi)(qi)(qi)(qi)技術(shu)參數相(xiang)匹(pi)配(pei)的(de)(de)主/輔/超低(di)頻(pin)(pin)(pin)功(gong)率(lv)放(fang)(fang)大(da)器(qi)(qi)(qi)(qi)對(dui)電(dian)(dian)聲(sheng)(sheng)(sheng)(sheng)信號(hao)(hao)進(jin)(jin)(jin)(jin)行(xing)(xing)(xing)電(dian)(dian)功(gong)率(lv)放(fang)(fang)大(da),讓音(yin)(yin)(yin)(yin)(yin)(yin)頻(pin)(pin)(pin)可以有足(zu)夠的(de)(de)功(gong)率(lv)去推相(xiang)應的(de)(de)主/輔/超低(di)頻(pin)(pin)(pin)揚聲(sheng)(sheng)(sheng)(sheng)器(qi)(qi)(qi)(qi)(也(ye)是(shi)系(xi)統(tong)的(de)(de)末端(duan)),對(dui)舞(wu)臺這(zhe)場區(qu)域,我們(men)選(xuan)配(pei)一(yi)(yi)(yi)(yi)(yi)對(dui)舞(wu)臺返聽(ting)揚聲(sheng)(sheng)(sheng)(sheng)器(qi)(qi)(qi)(qi),用均衡器(qi)(qi)(qi)(qi)進(jin)(jin)(jin)(jin)行(xing)(xing)(xing)音(yin)(yin)(yin)(yin)(yin)(yin)質處(chu)(chu)理(li)(li)(提(ti)升/衰減(jian)量程、增益調(diao)節、電(dian)(dian)壓調(diao)節、信號(hao)(hao)動態調(diao)節等(deng)等(deng)),為(wei)場景提(ti)供(gong)一(yi)(yi)(yi)(yi)(yi)個(ge)高(gao)(gao)品(pin)質、高(gao)(gao)享受、高(gao)(gao)效(xiao)率(lv)的(de)(de)優良聲(sheng)(sheng)(sheng)(sheng)場。除(chu)此之外,為(wei)了(le)(le)提(ti)高(gao)(gao)系(xi)統(tong)的(de)(de)安全性(xing)與操作的(de)(de)方便性(xing),還(huan)選(xuan)配(pei)了(le)(le)一(yi)(yi)(yi)(yi)(yi)臺電(dian)(dian)源(yuan)時(shi)序器(qi)(qi)(qi)(qi)對(dui)整套系(xi)統(tong)電(dian)(dian)源(yuan)進(jin)(jin)(jin)(jin)行(xing)(xing)(xing)管理(li)(li),可以通(tong)(tong)過此設(she)(she)備(bei)對(dui)電(dian)(dian)源(yuan)逐(zhu)一(yi)(yi)(yi)(yi)(yi)逐(zhu)一(yi)(yi)(yi)(yi)(yi)的(de)(de)進(jin)(jin)(jin)(jin)行(xing)(xing)(xing)安全開/關(一(yi)(yi)(yi)(yi)(yi)鍵到位)。為(wei)了(le)(le)增加文藝(yi)活(huo)動演出(chu)(chu)方便還(huan)配(pei)置(zhi)了(le)(le)一(yi)(yi)(yi)(yi)(yi)套舞(wu)臺演出(chu)(chu)內部(bu)通(tong)(tong)訊系(xi)統(tong)。

“禮堂演出擴聲系統”解決方案

左中右主擴聲有源線陣列揚聲器布置圖

“禮堂演出擴聲系統”解決方案

左右主擴聲有源低音及降聲像揚聲器布置圖

“禮堂演出擴聲系統”解決方案

觀眾席輔助擴聲揚聲器布置圖

“禮堂演出擴聲系統”解決方案


“禮堂演出擴聲系統”解決方案


“禮堂演出擴聲系統”解決方案

通過計算機輔助設計EASE3.0聲學軟件得出的聲學參數

視頻顯示及監控系統

根據業主方場景的裝修造型、輔助顯(xian)示(shi)面及(ji)視(shi)(shi)角范圍會(hui)議報告等,我們選配了LED會(hui)標顯(xian)示(shi)屏(ping)及(ji)舞(wu)臺兩側LED全彩(cai)顯(xian)示(shi)屏(ping)的高刷新率工程(cheng)顯(xian)示(shi)系統配置、進行(xing)高清視(shi)(shi)頻(pin)信(xin)號顯(xian)示(shi),為觀(guan)看(kan)提供了一(yi)個有效的視(shi)(shi)角范圍。

場(chang)景(jing)中還配置了3臺高速攝像(xiang)快(kuai)球(qiu),用于視(shi)頻攝像(xiang)跟蹤(zong)、視(shi)頻捕捉以(yi)及(ji)(ji)視(shi)頻信息(xi)(場(chang)景(jing)畫面的(de)切(qie)換)儲存等功能。集中控制(zhi)系(xi)(xi)統(海康威(wei)視(shi))是控制(zhi)系(xi)(xi)統的(de)核心。它可以(yi)獨立操作,實現視(shi)頻/攝像(xiang)跟蹤(zong)等等控制(zhi),對演出后臺即(ji)將準備下一個節目的(de)工作人員提供的(de)方便、實時觀察到舞臺上(shang)的(de)動靜以(yi)及(ji)(ji)相(xiang)關演出情況。

“禮堂演出擴聲系統”解決方案

視頻顯示設備布置圖

舞臺燈光系統

此(ci)系(xi)(xi)統是為(wei)文藝活(huo)動所(suo)配置的,由(you)舞臺(tai)聚光(guang)(guang)(guang)燈(deng)(deng)(deng)會議燈(deng)(deng)(deng)、舞臺(tai)演(yan)出(chu)(chu)面(mian)光(guang)(guang)(guang)、舞臺(tai)演(yan)出(chu)(chu)頂光(guang)(guang)(guang)燈(deng)(deng)(deng)、特殊效(xiao)果燈(deng)(deng)(deng)及(ji)調光(guang)(guang)(guang)臺(tai)組成的,它可(ke)以為(wei)整(zheng)個場景提供足夠亮度的演(yan)出(chu)(chu)環(huan)境,高活(huo)躍的氛圍,高品(pin)質(zhi)的演(yan)藝燈(deng)(deng)(deng)光(guang)(guang)(guang)效(xiao)果。LED 菲(fei)涅(nie)爾(er)聚光(guang)(guang)(guang)燈(deng)(deng)(deng)采(cai)用(yong)螺桿調焦系(xi)(xi)統,精(jing)準的光(guang)(guang)(guang)學(xue)系(xi)(xi)統配有進口高透光(guang)(guang)(guang)的菲(fei)涅(nie)爾(er)透鏡,便利(li)的LED數碼管燈(deng)(deng)(deng)控地址設置,種(zhong)種(zhong)優點讓該款燈(deng)(deng)(deng)具一(yi)經推(tui)出(chu)(chu)便深受專業人士喜愛。演(yan)播現場播音(yin)員(yuan)無(wu)(wu)需(xu)擔(dan)(dan)心(xin)出(chu)(chu)汗而掉妝,因為(wei)該款燈(deng)(deng)(deng)具是冷光(guang)(guang)(guang)型;調音(yin)師無(wu)(wu)需(xu)擔(dan)(dan)心(xin)場外噪音(yin),因為(wei)此(ci)燈(deng)(deng)(deng)具無(wu)(wu)噪音(yin);燈(deng)(deng)(deng)光(guang)(guang)(guang)師無(wu)(wu)需(xu)擔(dan)(dan)心(xin)色溫和顯色性,因為(wei)此(ci)燈(deng)(deng)(deng)具專門針對(dui)攝像機做了(le)色彩校(xiao)對(dui);該燈(deng)(deng)(deng)具小巧輕便,易于安裝,節省空(kong)間。

舞(wu)(wu)臺(tai)面(mian)光燈(deng)(deng)主(zhu)要投(tou)向舞(wu)(wu)臺(tai)前部表(biao)演(yan)(yan)區,供人物造型用(yong)或構成舞(wu)(wu)臺(tai)上物體(ti)的(de)(de)立體(ti)效(xiao)果;舞(wu)(wu)臺(tai)頂光燈(deng)(deng)主(zhu)要用(yong)于需從上部進行(xing)強(qiang)烈照明的(de)(de)場(chang)(chang)合,投(tou)射于中后部表(biao)演(yan)(yan)區,用(yong)夾具(ju)裝(zhuang)在管子上,在所需處定(ding)位,也可吊(diao)在吊(diao)桿上(根據實際情況進行(xing)安裝(zhuang));特(te)殊效(xiao)果燈(deng)(deng)為舞(wu)(wu)臺(tai)電腦(nao)搖(yao)頭燈(deng)(deng)、束光燈(deng)(deng)、舞(wu)(wu)臺(tai)煙機等(deng)等(deng)效(xiao)果燈(deng)(deng),以及相匹配的(de)(de)組件,并結(jie)合場(chang)(chang)景的(de)(de)裝(zhuang)修(xiu)結(jie)構(風格)、優良(liang)的(de)(de)聲(sheng)場(chang)(chang)環(huan)境給演(yan)(yan)出營(ying)造出熱情、濃(nong)厚(hou)、激烈的(de)(de)演(yan)(yan)出、演(yan)(yan)唱氛圍。

“禮堂演出擴聲系統”解決方案

舞臺燈光設備布置圖

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1.功(gong)能(neng)(neng)及設(she)備(bei)(bei)要求(qiu)KTV現(xian)已是(shi)當(dang)下中國最流(liu)行的(de)(de)(de)娛(yu)樂(le)(le)產(chan)業(ye),尤其(qi)是(shi)近(jin)幾年KTV這種(zhong)娛(yu)樂(le)(le)方(fang)(fang)(fang)(fang)式(shi)已成為了年輕(qing)人(ren)消遣娛(yu)樂(le)(le)的(de)(de)(de)首要選擇。人(ren)們去KTV娛(yu)樂(le)(le),一(yi)(yi)方(fang)(fang)(fang)(fang)面是(shi)尋(xun)求(qiu)快樂(le)(le),另(ling)一(yi)(yi)方(fang)(fang)(fang)(fang)面是(shi)為了滿足(zu)自(zi)己當(dang)歌(ge)星的(de)(de)(de)夢想,所以KTV里(li)擁有一(yi)(yi)套好(hao)的(de)(de)(de)音(yin)響(xiang)(xiang)系(xi)(xi)(xi)(xi)統(tong)(tong)(tong)(tong)是(shi)十分重要的(de)(de)(de)。KTV音(yin)響(xiang)(xiang)設(she)備(bei)(bei)應(ying)該能(neng)(neng)滿足(zu)連(lian)續24小時使(shi)用(yong)要求(qiu),并且(qie)揚聲(sheng)器應(ying)具(ju)備(bei)(bei)充(chong)足(zu)的(de)(de)(de)冗余功(gong)率儲備(bei)(bei),避免出現(xian)過多失真使(shi)人(ren)產(chan)生聽覺不悅感(gan)。系(xi)(xi)(xi)(xi)統(tong)(tong)(tong)(tong)應(ying)滿足(zu)當(dang)前(qian)的(de)(de)(de)主流(liu)VOD點歌(ge)機內(nei)的(de)(de)(de)諸多節(jie)目,如(ru):電(dian)(dian)影欣賞(shang)、勁歌(ge)勁舞(wu)等(deng)對系(xi)(xi)(xi)(xi)統(tong)(tong)(tong)(tong)動態要求(qiu)較高(gao)的(de)(de)(de)節(jie)目。KTV音(yin)響(xiang)(xiang)系(xi)(xi)(xi)(xi)統(tong)(tong)(tong)(tong)應(ying)具(ju)備(bei)(bei)平直的(de)(de)(de)頻(pin)響(xiang)(xiang)特性(xing),以減少反饋帶來(lai)系(xi)(xi)(xi)(xi)統(tong)(tong)(tong)(tong)的(de)(de)(de)風險。2.產(chan)品(pin)選型及使(shi)用(yong)建議一(yi)(yi)般來(lai)說,在VOD軟件方(fang)(fang)(fang)(fang)面我們選用(yong)禮光、雷石、視易等(deng)電(dian)(dian)腦點歌(ge)系(xi)(xi)(xi)(xi)統(tong)(tong)(tong)(tong)作為KTV系(xi)(xi)(xi)(xi)統(tong)(tong)(tong)(tong)的(de)(de)(de)核心(xin),當(dang)前(qian)的(de)(de)(de)點歌(ge)系(xi)(xi)(xi)(xi)統(tong)(tong)(tong)(tong)具(ju)有大(da)容量、多種(zhong)類、數字(zi)化、智能(neng)(neng)化等(deng)特點,需要音(yin)頻(pin)系(xi)(xi)(xi)(xi)統(tong)(tong)(tong)(tong)具(ju)有靈活多變(bian)的(de)(de)(de)使(shi)用(yong)特性(xing)來(lai)適應(ying)不同的(de)(de)(de)風格的(de)(de)(de)聲(sheng)音(yin)如(ru)JBL RM系(xi)(xi)(xi)(xi)列【RM8、RM101、RM10II、RM12、R...
2014 - 07 - 01
項目需求n每個樓作(zuo)為(wei)一(yi)(yi)個小(xiao)的(de)(de)(de)(de)分區(qu)(qu),可(ke)以(yi)(yi)在廣播(bo)(bo)中心(xin)將所有(you)樓任意組合或整體控(kong)(kong)(kong)(kong)制(zhi)。定(ding)時(shi)上、下(xia)課(ke)鈴(ling)聲。n校(xiao)園內(nei)的(de)(de)(de)(de)背景(jing)音(yin)(yin)樂(le)(le)部分分為(wei)固定(ding)的(de)(de)(de)(de)幾(ji)個分區(qu)(qu),可(ke)以(yi)(yi)同時(shi)收聽(ting)同一(yi)(yi)音(yin)(yin)源(yuan),也可(ke)分別(bie)廣播(bo)(bo)。n采(cai)用網(wang)(wang)絡化廣播(bo)(bo)系(xi)統,利用現有(you)局域網(wang)(wang)并實現多網(wang)(wang)合一(yi)(yi),減少施(shi)工(gong)布線。全數(shu)字(zi)化傳輸,覆蓋整個校(xiao)區(qu)(qu)。n突破傳統公共(gong)廣播(bo)(bo)只能(neng)下(xia)傳和只能(neng)由(you)機房集(ji)中控(kong)(kong)(kong)(kong)制(zhi)的(de)(de)(de)(de)格局,具有(you)互(hu)動功能(neng),終端具有(you)點播(bo)(bo)和控(kong)(kong)(kong)(kong)制(zhi)及無線遙控(kong)(kong)(kong)(kong)功能(neng)。n根(gen)據(ju)學(xue)校(xiao)的(de)(de)(de)(de)要求,為(wei)了滿(man)足(zu)不(bu)同的(de)(de)(de)(de)科系(xi)的(de)(de)(de)(de)不(bu)同要求,系(xi)統至少可(ke)以(yi)(yi)傳送20套及以(yi)(yi)上音(yin)(yin)源(yuan),可(ke)設置至少8個以(yi)(yi)上的(de)(de)(de)(de)分控(kong)(kong)(kong)(kong)中心(xin)(分控(kong)(kong)(kong)(kong)的(de)(de)(de)(de)權限可(ke)由(you)主控(kong)(kong)(kong)(kong)授(shou)權)。實現功能(neng)1、同時(shi)播(bo)(bo)放不(bu)同的(de)(de)(de)(de)音(yin)(yin)源(yuan)校(xiao)園公共(gong)廣播(bo)(bo)如學(xue)校(xiao)不(bu)同的(de)(de)(de)(de)科、系(xi),在播(bo)(bo)放音(yin)(yin)樂(le)(le)及相關教學(xue)內(nei)容,可(ke)針對不(bu)同的(de)(de)(de)(de)科或系(xi)播(bo)(bo)放相應(ying)的(de)(de)(de)(de)題材等(deng)。教學(xue)的(de)(de)(de)(de)音(yin)(yin)樂(le)(le)鈴(ling)聲,內(nei)外分區(qu)(qu)播(bo)(bo)放, 全校(xiao)的(de)(de)(de)(de)背景(jing)音(yin)(yin)樂(le)(le)可(ke)以(yi)(yi)分區(qu)(qu)或全區(qu)(qu)播(bo)(bo)放,可(ke)以(yi)(yi)靈活自行(xing)設置要播(bo)(bo)放的(de)(de)(de)(de)區(qu)(qu)域。2、教師工(gong)作(zuo)站(制(zhi)作(zuo)教學(xue)題材)無需到主控(kong)(kong)(kong)(kong)室,教師可(ke)通(tong)過工(gong)作(zuo)站軟件(jian),即可(ke)提(ti)交(jiao)...
2014 - 07 - 01
設(she)(she)計(ji)原則針(zhen)對(dui)(dui)該工程的(de)音視頻系(xi)統(tong)(tong)(tong)設(she)(she)計(ji)的(de)主要任務(wu):高(gao)性(xing)能和(he)(he)多功(gong)(gong)能,我們在系(xi)統(tong)(tong)(tong)設(she)(she)計(ji)時(shi)遵(zun)守(shou)以下原則。1、音視頻系(xi)統(tong)(tong)(tong)在設(she)(she)計(ji)時(shi)嚴格(ge)遵(zun)守(shou)有關標準;2、結合各(ge)(ge)廳系(xi)統(tong)(tong)(tong)不同(tong)(tong)使(shi)用(yong)狀況,設(she)(she)計(ji)不同(tong)(tong)功(gong)(gong)能定位的(de)系(xi)統(tong)(tong)(tong);3、設(she)(she)計(ji)時(shi)確保系(xi)統(tong)(tong)(tong)為會(hui)議提供便捷、可靠(kao)(kao)、高(gao)質量的(de)服(fu)務(wu);4、系(xi)統(tong)(tong)(tong)控制設(she)(she)備(bei)盡(jin)量集(ji)成(cheng)化,降低外圍設(she)(she)備(bei)的(de)操(cao)作難(nan)度(du);5、盡(jin)量選(xuan)擇音質純(chun)凈(jing)、清晰(xi)、性(xing)能穩(wen)定的(de)擴聲設(she)(she)備(bei);6、考(kao)慮系(xi)統(tong)(tong)(tong)功(gong)(gong)能時(shi)要盡(jin)量選(xuan)擇能夠開發(fa)(fa)潛在功(gong)(gong)能的(de)設(she)(she)備(bei);7、特別考(kao)慮設(she)(she)備(bei)的(de)安裝(zhuang)問題,避免對(dui)(dui)裝(zhuang)飾、結構(gou)的(de)苛刻(ke)要求;8、根(gen)據設(she)(she)備(bei)功(gong)(gong)能擴展的(de)情況,為系(xi)統(tong)(tong)(tong)預(yu)留各(ge)(ge)種(zhong)接口和(he)(he)線(xian)纜。先(xian)進(jin)(jin)性(xing)本系(xi)統(tong)(tong)(tong)選(xuan)用(yong)先(xian)進(jin)(jin)、實(shi)(shi)用(yong)的(de)技術和(he)(he)功(gong)(gong)能完(wan)善的(de)產(chan)品,一流的(de)設(she)(she)備(bei),在技術上適度(du)超前,整個系(xi)統(tong)(tong)(tong)體現當今多媒(mei)體技術的(de)發(fa)(fa)展水平,符合今后的(de)發(fa)(fa)展趨(qu)勢。在今后相(xiang)當長(chang)的(de)一段時(shi)間內可保持其技術的(de)領先(xian)地位。成(cheng)熟(shu)(shu)性(xing)與實(shi)(shi)用(yong)性(xing)各(ge)(ge)子系(xi)統(tong)(tong)(tong)應采用(yong)先(xian)進(jin)(jin)的(de),已使(shi)用(yong)過并被(bei)證明是成(cheng)熟(shu)(shu)可靠(kao)(kao)的(de)產(chan)品,同(tong)(tong)時(shi)具(ju)有實(shi)(shi)用(yong)性(xing),充(chong)分發(fa)(fa)揮每一種(zhong)設(she)(she)備(bei)的(de)功(gong)(gong)能和(he)(he)...
2017 - 04 - 28
一、系統(tong)(tong)概述:隨著現(xian)代化(hua)教(jiao)(jiao)(jiao)(jiao)學(xue)系統(tong)(tong)在各學(xue)校的(de)不斷推進,傳(chuan)(chuan)統(tong)(tong)的(de)方式已經不適應現(xian)代化(hua)的(de)需(xu)要(yao),集多(duo)功能教(jiao)(jiao)(jiao)(jiao)室(shi)系統(tong)(tong)、多(duo)媒體(ti)(ti)教(jiao)(jiao)(jiao)(jiao)學(xue)系統(tong)(tong)、演(yan)播系統(tong)(tong)于一體(ti)(ti)的(de)新(xin)(xin)(xin)型現(xian)代化(hua)教(jiao)(jiao)(jiao)(jiao)育(yu)(yu)(yu)體(ti)(ti)系在教(jiao)(jiao)(jiao)(jiao)育(yu)(yu)(yu)行(xing)業(ye)得到了(le)日益廣泛的(de)運(yun)用。作為一種(zhong)新(xin)(xin)(xin)型的(de)教(jiao)(jiao)(jiao)(jiao)育(yu)(yu)(yu)形式和(he)現(xian)代化(hua)教(jiao)(jiao)(jiao)(jiao)學(xue)手(shou)段,多(duo)媒體(ti)(ti)技(ji)術(shu)給教(jiao)(jiao)(jiao)(jiao)育(yu)(yu)(yu)行(xing)業(ye)帶來了(le)新(xin)(xin)(xin)的(de)機(ji)(ji)遇。二(er)、學(xue)校教(jiao)(jiao)(jiao)(jiao)學(xue)需(xu)求:為了(le)擺脫“粉筆、教(jiao)(jiao)(jiao)(jiao)鞭和(he)紙(zhi)張”固(gu)有模式的(de)傳(chuan)(chuan)統(tong)(tong)教(jiao)(jiao)(jiao)(jiao)育(yu)(yu)(yu)體(ti)(ti)系影(ying)響到時間(jian)和(he)空(kong)間(jian)的(de)極(ji)大限制,整個(ge)系統(tong)(tong)要(yao)高效率(lv)的(de)完成教(jiao)(jiao)(jiao)(jiao)學(xue)任務,結合各個(ge)系統(tong)(tong),充分發揮(hui)各個(ge)系統(tong)(tong)的(de)功能,實現(xian)現(xian)代化(hua)的(de)教(jiao)(jiao)(jiao)(jiao)學(xue)。1、 多(duo)媒體(ti)(ti)顯(xian)示系統(tong)(tong):現(xian)在的(de)多(duo)媒體(ti)(ti)會議(yi)顯(xian)示設(she)備(bei)包括(kuo)電視(shi)(shi)接收機(ji)(ji)、液(ye)晶顯(xian)示屏、LCD液(ye)晶投影(ying)機(ji)(ji)和(he)DLP數碼投影(ying)機(ji)(ji)等。通(tong)過多(duo)媒體(ti)(ti)顯(xian)示設(she)備(bei)可(ke)更直觀(guan)地向與會者提(ti)供各種(zhong)數字、文(wen)字和(he)圖像資(zi)料等,也(ye)可(ke)根(gen)據(ju)需(xu)要(yao)實時顯(xian)示會議(yi)過程中(zhong)的(de)相關信(xin)息。信(xin)號(hao)源(yuan)可(ke)以是(shi)錄(lu)像帶、電腦和(he)影(ying)碟(die)機(ji)(ji)信(xin)號(hao),也(ye)可(ke)以是(shi)來自于會場(chang)的(de)攝像機(ji)(ji)信(xin)號(hao)或(huo)硬(ying)盤錄(lu)像機(ji)(ji)信(xin)號(hao)。這些信(xin)號(hao)通(tong)過中(zhong)央控(kong)制設(she)備(bei)的(de)視(shi)(shi)頻分配(pei),進行(xing)切換輸...
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