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“禮堂演出(chu)擴聲系(xi)統(tong)”解決方案

日期: 2018-04-28
瀏覽次數: 1499

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“禮堂演出擴聲系統”解決方案

一、設計規范及標準

依據貴單位功能(neng)需求以及建筑及舞(wu)臺工藝(yi)圖紙(zhi),根據舞(wu)臺的(de)基(ji)本使用功能(neng)和定位并(bing)參(can)照國家(jia)相關的(de)標準(zhun)和規范:

音響擴(kuo)聲系統(tong)設計規范

WH/T38-2009《舞臺擴聲系統跳(tiao)線柜、綜合接線箱(xiang)、地(di)板接線盒設置(zhi)規(gui)范》

WH/T39-2009《專業(ye)音(yin)頻和(he)擴聲用揚(yang)聲器組件實用規范》

WH/T318-2003《演出場所擴聲(sheng)系統的聲(sheng)學特性指標》

JGJ 57-2000/J 67-2001《劇場(chang)建筑設計(ji)規范》;

GB 4959-95 《廳堂擴聲(sheng)特性測量方法》;

GBJ 76-84 《廳(ting)堂混響時間(jian)測量(liang)規范》;

JGJ 16-2008 《民用(yong)建筑電氣設計規范(fan)》;

GB/T 14476-93 《客(ke)觀評價(jia)廳堂語(yu)言(yan)可懂度的(de)“RASTI”法》;

(WH/T25-2007)《劇場等演出場所擴聲系(xi)統工程導則(ze)》

GB/T 14197-93 《聲(sheng)系統(tong)設備互連的優選配(pei)接值》;

ITU-R BT. 601-2 供演播(bo)室使用的數字(zi)電(dian)視(shi)編碼標準;

ITU-R BT. 711 供分量數字演(yan)播室(shi)使用的同步(bu)基準信號;

GY/T 156-2000 演播室數(shu)字音頻參數(shu);

GY/T 158-2000 演播(bo)室數(shu)字音頻接(jie)口;

AES3 供數字伴(ban)音工(gong)程線(xian)性表示數字伴(ban)音數據(ju)的串行傳輸格(ge)式;

AES11 供數(shu)字伴音工程在演播(bo)中使用的數(shu)字伴音設備的同步規格;

GB 3174-1995 PAL-D 制電視廣播技術規范;

二、多功能廳設計說明

擴聲系統

根據業主方提(ti)供的(de)裝修圖紙(場景(jing)布局、實用面(mian)積)結合系統功能(neng)現實(文藝活動兼報告型會議、培訓等(deng)(deng)等(deng)(deng)),我們選(xuan)擇主/輔(fu)/超低/返聽擴聲(sheng)模式(shi)進行聲(sheng)場擴聲(sheng)。

本系(xi)統采用(yong)了48路擴(kuo)展(zhan)性(xing)強、處理功能強大、兼容(rong)性(xing)好、個性(xing)化、多場(chang)景方(fang)便方(fang)便每(mei)個操作者和每(mei)場(chang)演(yan)出、無(wu)線調(diao)音(yin)功能的(de)數字調(diao)音(yin)臺為核心進行(xing)音(yin)頻系(xi)統主控制,無(wu)線手持、無(wu)線頭戴、人聲(sheng)/樂器(qi)、合(he)唱、 鵝頸電(dian)容(rong)會議(yi)話筒對人聲(sheng)進行(xing)拾取,隨后將初次(ci)拾取到的(de)人聲(sheng)信號(人聲(sheng)信號先進入(ru)數字調(diao)音(yin)臺綜合(he)管理)

通(tong)(tong)(tong)(tong)過(guo)專用(yong)的(de)(de)(de)傳輸(shu)(shu)線纜傳輸(shu)(shu)到(dao)調(diao)(diao)音(yin)(yin)(yin)(yin)臺(tai)(音(yin)(yin)(yin)(yin)樂通(tong)(tong)(tong)(tong)過(guo)多媒體(ti)DVD 進(jin)(jin)行(xing)(xing)播放(fang)(fang),電(dian)(dian)(dian)腦播放(fang)(fang)等(deng)提供(gong)(gong)音(yin)(yin)(yin)(yin)源信號),接著輸(shu)(shu)出(chu)到(dao)效果器(qi)(qi)進(jin)(jin)行(xing)(xing)初(chu)次(ci)音(yin)(yin)(yin)(yin)質(zhi)(zhi)處(chu)(chu)理、修正、根據使用(yong)環境適當(dang)的(de)(de)(de)添加(jia)音(yin)(yin)(yin)(yin)頻(pin)效果后輸(shu)(shu)入至調(diao)(diao)音(yin)(yin)(yin)(yin)臺(tai)進(jin)(jin)一(yi)(yi)(yi)步的(de)(de)(de)對(dui)(dui)音(yin)(yin)(yin)(yin)質(zhi)(zhi)處(chu)(chu)理(增(zeng)益、MIC 前置放(fang)(fang)大(da)(da)器(qi)(qi)、均(jun)衡(heng)、單/立體(ti)聲(sheng)(sheng)(sheng)輸(shu)(shu)出(chu)等(deng)等(deng)),這時通(tong)(tong)(tong)(tong)過(guo)調(diao)(diao)音(yin)(yin)(yin)(yin)臺(tai)末(mo)端輸(shu)(shu)出(chu)到(dao)12進(jin)(jin)12出(chu)音(yin)(yin)(yin)(yin)頻(pin)數字矩陣處(chu)(chu)理器(qi)(qi),運用(yong)其內置功能(neng)進(jin)(jin)行(xing)(xing)處(chu)(chu)理(輸(shu)(shu)入信號進(jin)(jin)行(xing)(xing)壓限、延時、均(jun)衡(heng)等(deng)操作(zuo),此(ci)(ci)(ci)操作(zuo)有(you)(you)益系(xi)(xi)(xi)統(tong)的(de)(de)(de)正常(chang)運行(xing)(xing)、設備安(an)全(quan)、聲(sheng)(sheng)(sheng)場(chang)音(yin)(yin)(yin)(yin)質(zhi)(zhi)的(de)(de)(de)均(jun)勻(yun)),最后分頻(pin)器(qi)(qi)進(jin)(jin)行(xing)(xing)音(yin)(yin)(yin)(yin)頻(pin)信號處(chu)(chu)理分頻(pin),將(jiang)音(yin)(yin)(yin)(yin)頻(pin)電(dian)(dian)(dian)聲(sheng)(sheng)(sheng)信號一(yi)(yi)(yi)分為(wei)三進(jin)(jin)入擴聲(sheng)(sheng)(sheng)系(xi)(xi)(xi)統(tong)的(de)(de)(de)信號電(dian)(dian)(dian)聲(sheng)(sheng)(sheng)放(fang)(fang)大(da)(da)部分,此(ci)(ci)(ci)部分是(shi)通(tong)(tong)(tong)(tong)過(guo)與揚(yang)(yang)聲(sheng)(sheng)(sheng)器(qi)(qi)技術(shu)參數相(xiang)匹配(pei)(pei)的(de)(de)(de)主(zhu)/輔/超低頻(pin)功率(lv)放(fang)(fang)大(da)(da)器(qi)(qi)對(dui)(dui)電(dian)(dian)(dian)聲(sheng)(sheng)(sheng)信號進(jin)(jin)行(xing)(xing)電(dian)(dian)(dian)功率(lv)放(fang)(fang)大(da)(da),讓(rang)音(yin)(yin)(yin)(yin)頻(pin)可以(yi)有(you)(you)足夠的(de)(de)(de)功率(lv)去推相(xiang)應(ying)的(de)(de)(de)主(zhu)/輔/超低頻(pin)揚(yang)(yang)聲(sheng)(sheng)(sheng)器(qi)(qi)(也(ye)是(shi)系(xi)(xi)(xi)統(tong)的(de)(de)(de)末(mo)端),對(dui)(dui)舞(wu)臺(tai)這場(chang)區域(yu),我們選(xuan)(xuan)配(pei)(pei)一(yi)(yi)(yi)對(dui)(dui)舞(wu)臺(tai)返聽揚(yang)(yang)聲(sheng)(sheng)(sheng)器(qi)(qi),用(yong)均(jun)衡(heng)器(qi)(qi)進(jin)(jin)行(xing)(xing)音(yin)(yin)(yin)(yin)質(zhi)(zhi)處(chu)(chu)理(提升(sheng)/衰減量程、增(zeng)益調(diao)(diao)節、電(dian)(dian)(dian)壓調(diao)(diao)節、信號動態(tai)調(diao)(diao)節等(deng)等(deng)),為(wei)場(chang)景提供(gong)(gong)一(yi)(yi)(yi)個高品質(zhi)(zhi)、高享受、高效率(lv)的(de)(de)(de)優良聲(sheng)(sheng)(sheng)場(chang)。除此(ci)(ci)(ci)之外,為(wei)了(le)提高系(xi)(xi)(xi)統(tong)的(de)(de)(de)安(an)全(quan)性(xing)與操作(zuo)的(de)(de)(de)方(fang)(fang)便性(xing),還選(xuan)(xuan)配(pei)(pei)了(le)一(yi)(yi)(yi)臺(tai)電(dian)(dian)(dian)源時序器(qi)(qi)對(dui)(dui)整套系(xi)(xi)(xi)統(tong)電(dian)(dian)(dian)源進(jin)(jin)行(xing)(xing)管理,可以(yi)通(tong)(tong)(tong)(tong)過(guo)此(ci)(ci)(ci)設備對(dui)(dui)電(dian)(dian)(dian)源逐一(yi)(yi)(yi)逐一(yi)(yi)(yi)的(de)(de)(de)進(jin)(jin)行(xing)(xing)安(an)全(quan)開(kai)/關(guan)(一(yi)(yi)(yi)鍵到(dao)位(wei))。為(wei)了(le)增(zeng)加(jia)文藝活動演出(chu)方(fang)(fang)便還配(pei)(pei)置了(le)一(yi)(yi)(yi)套舞(wu)臺(tai)演出(chu)內部通(tong)(tong)(tong)(tong)訊系(xi)(xi)(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(de)(de)(de)裝修造型、輔助顯(xian)示(shi)面及視(shi)角范圍會(hui)議報(bao)告等,我們選配(pei)了(le)LED會(hui)標顯(xian)示(shi)屏及舞臺兩(liang)側(ce)LED全彩顯(xian)示(shi)屏的(de)(de)(de)高刷新率工程(cheng)顯(xian)示(shi)系統配(pei)置、進行高清視(shi)頻信號顯(xian)示(shi),為觀看提供(gong)了(le)一個有效的(de)(de)(de)視(shi)角范圍。

場景中還(huan)配置了3臺高速(su)攝(she)像快球,用于(yu)視(shi)頻(pin)攝(she)像跟(gen)蹤、視(shi)頻(pin)捕捉以及(ji)視(shi)頻(pin)信息(場景畫面的(de)(de)(de)切(qie)換(huan))儲存等功能(neng)。集中控制系(xi)統(海康威視(shi))是控制系(xi)統的(de)(de)(de)核心。它可以獨立(li)操作,實(shi)現視(shi)頻(pin)/攝(she)像跟(gen)蹤等等控制,對演(yan)出后(hou)臺即(ji)將準備下(xia)一個節(jie)目的(de)(de)(de)工作人員提供的(de)(de)(de)方便、實(shi)時(shi)觀察到舞臺上的(de)(de)(de)動靜(jing)以及(ji)相關(guan)演(yan)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)系統是為(wei)(wei)文藝活(huo)動所配置的,由舞臺(tai)(tai)聚光(guang)燈(deng)(deng)會(hui)議(yi)燈(deng)(deng)、舞臺(tai)(tai)演(yan)(yan)出(chu)(chu)面光(guang)、舞臺(tai)(tai)演(yan)(yan)出(chu)(chu)頂光(guang)燈(deng)(deng)、特殊(shu)效果燈(deng)(deng)及調(diao)光(guang)臺(tai)(tai)組成(cheng)的,它可以為(wei)(wei)整(zheng)個(ge)場(chang)景提(ti)供足夠(gou)亮度的演(yan)(yan)出(chu)(chu)環境,高活(huo)躍的氛圍,高品質的演(yan)(yan)藝燈(deng)(deng)光(guang)效果。LED 菲(fei)涅爾聚光(guang)燈(deng)(deng)采用螺桿調(diao)焦系統,精準的光(guang)學(xue)系統配有進口高透(tou)光(guang)的菲(fei)涅爾透(tou)鏡,便利的LED數碼管(guan)燈(deng)(deng)控地址設(she)置,種種優(you)點讓(rang)該款燈(deng)(deng)具(ju)(ju)(ju)一經推(tui)出(chu)(chu)便深受(shou)專業(ye)人(ren)士(shi)喜(xi)愛。演(yan)(yan)播現(xian)場(chang)播音(yin)(yin)員無需(xu)擔(dan)心出(chu)(chu)汗而掉妝,因為(wei)(wei)該款燈(deng)(deng)具(ju)(ju)(ju)是冷光(guang)型;調(diao)音(yin)(yin)師(shi)無需(xu)擔(dan)心場(chang)外噪音(yin)(yin),因為(wei)(wei)此(ci)燈(deng)(deng)具(ju)(ju)(ju)無噪音(yin)(yin);燈(deng)(deng)光(guang)師(shi)無需(xu)擔(dan)心色溫和顯色性,因為(wei)(wei)此(ci)燈(deng)(deng)具(ju)(ju)(ju)專門(men)針對(dui)(dui)攝(she)像(xiang)機做了色彩校(xiao)對(dui)(dui);該燈(deng)(deng)具(ju)(ju)(ju)小巧輕便,易于安裝,節省空(kong)間。

舞臺面光燈(deng)主要投向舞臺前部(bu)(bu)表演(yan)區,供(gong)人物造型用(yong)或(huo)構成(cheng)舞臺上物體(ti)(ti)的立體(ti)(ti)效果;舞臺頂(ding)光燈(deng)主要用(yong)于需從上部(bu)(bu)進行(xing)強烈(lie)照明的場(chang)合,投射(she)于中后部(bu)(bu)表演(yan)區,用(yong)夾具裝(zhuang)在管(guan)子上,在所需處定(ding)位,也可吊在吊桿(gan)上(根據實際情(qing)況進行(xing)安裝(zhuang));特殊效果燈(deng)為舞臺電腦搖頭燈(deng)、束(shu)光燈(deng)、舞臺煙機等(deng)等(deng)效果燈(deng),以及相匹配(pei)的組件,并結合場(chang)景的裝(zhuang)修結構(風格(ge))、優(you)良的聲場(chang)環境給(gei)演(yan)出營造出熱情(qing)、濃厚、激烈(lie)的演(yan)出、演(yan)唱氛(fen)圍(wei)。

“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.功能及設備(bei)要(yao)(yao)求(qiu)KTV現(xian)(xian)已(yi)是當(dang)下中國最流行的(de)(de)(de)娛(yu)(yu)樂產業,尤其是近幾年(nian)KTV這種(zhong)娛(yu)(yu)樂方(fang)式已(yi)成(cheng)為(wei)了年(nian)輕(qing)人(ren)消(xiao)遣娛(yu)(yu)樂的(de)(de)(de)首(shou)要(yao)(yao)選擇。人(ren)們(men)去KTV娛(yu)(yu)樂,一(yi)方(fang)面(mian)是尋求(qiu)快(kuai)樂,另(ling)一(yi)方(fang)面(mian)是為(wei)了滿足自(zi)己當(dang)歌星的(de)(de)(de)夢想,所以KTV里擁有一(yi)套(tao)好的(de)(de)(de)音(yin)響系(xi)統(tong)(tong)(tong)是十分重要(yao)(yao)的(de)(de)(de)。KTV音(yin)響設備(bei)應該能滿足連續24小時使(shi)用要(yao)(yao)求(qiu),并且揚聲器應具(ju)(ju)備(bei)充足的(de)(de)(de)冗余(yu)功率儲備(bei),避免出現(xian)(xian)過多失真使(shi)人(ren)產生聽(ting)覺不悅感。系(xi)統(tong)(tong)(tong)應滿足當(dang)前(qian)的(de)(de)(de)主流VOD點(dian)(dian)歌機內的(de)(de)(de)諸多節(jie)目(mu),如:電(dian)影欣賞、勁(jing)歌勁(jing)舞等對系(xi)統(tong)(tong)(tong)動(dong)態要(yao)(yao)求(qiu)較高(gao)的(de)(de)(de)節(jie)目(mu)。KTV音(yin)響系(xi)統(tong)(tong)(tong)應具(ju)(ju)備(bei)平(ping)直的(de)(de)(de)頻(pin)響特性,以減少(shao)反饋帶來系(xi)統(tong)(tong)(tong)的(de)(de)(de)風險。2.產品選型及使(shi)用建議(yi)一(yi)般來說,在VOD軟(ruan)件方(fang)面(mian)我們(men)選用禮光(guang)、雷石、視易等電(dian)腦點(dian)(dian)歌系(xi)統(tong)(tong)(tong)作為(wei)KTV系(xi)統(tong)(tong)(tong)的(de)(de)(de)核心(xin),當(dang)前(qian)的(de)(de)(de)點(dian)(dian)歌系(xi)統(tong)(tong)(tong)具(ju)(ju)有大(da)容(rong)量、多種(zhong)類、數字化(hua)、智能化(hua)等特點(dian)(dian),需要(yao)(yao)音(yin)頻(pin)系(xi)統(tong)(tong)(tong)具(ju)(ju)有靈活多變的(de)(de)(de)使(shi)用特性來適應不同的(de)(de)(de)風格的(de)(de)(de)聲音(yin)如JBL RM系(xi)列【RM8、RM101、RM10II、RM12、R...
2014 - 07 - 01
項目需(xu)(xu)求(qiu)(qiu)n每個(ge)樓作(zuo)(zuo)為一(yi)個(ge)小的分區(qu)(qu),可(ke)以(yi)在(zai)廣播(bo)(bo)(bo)中心將所有樓任意組合或(huo)(huo)整體控(kong)(kong)制(zhi)。定時(shi)(shi)上、下課(ke)鈴聲(sheng)。n校(xiao)園內(nei)的背(bei)景(jing)音(yin)(yin)(yin)樂(le)部分分為固定的幾(ji)個(ge)分區(qu)(qu),可(ke)以(yi)同(tong)(tong)(tong)時(shi)(shi)收聽同(tong)(tong)(tong)一(yi)音(yin)(yin)(yin)源(yuan),也可(ke)分別(bie)廣播(bo)(bo)(bo)。n采用網絡(luo)化廣播(bo)(bo)(bo)系統,利用現(xian)(xian)(xian)有局域(yu)(yu)網并實現(xian)(xian)(xian)多網合一(yi),減少(shao)施(shi)工(gong)布線(xian)。全(quan)(quan)數字化傳(chuan)(chuan)輸,覆蓋整個(ge)校(xiao)區(qu)(qu)。n突破傳(chuan)(chuan)統公(gong)共廣播(bo)(bo)(bo)只(zhi)能下傳(chuan)(chuan)和只(zhi)能由機房(fang)集中控(kong)(kong)制(zhi)的格局,具有互動功能,終端(duan)具有點播(bo)(bo)(bo)和控(kong)(kong)制(zhi)及無線(xian)遙(yao)控(kong)(kong)功能。n根據學(xue)校(xiao)的要求(qiu)(qiu),為了滿(man)足(zu)不(bu)同(tong)(tong)(tong)的科系的不(bu)同(tong)(tong)(tong)要求(qiu)(qiu),系統至(zhi)(zhi)少(shao)可(ke)以(yi)傳(chuan)(chuan)送(song)20套(tao)及以(yi)上音(yin)(yin)(yin)源(yuan),可(ke)設(she)置(zhi)至(zhi)(zhi)少(shao)8個(ge)以(yi)上的分控(kong)(kong)中心(分控(kong)(kong)的權(quan)限可(ke)由主控(kong)(kong)授權(quan))。實現(xian)(xian)(xian)功能1、同(tong)(tong)(tong)時(shi)(shi)播(bo)(bo)(bo)放(fang)不(bu)同(tong)(tong)(tong)的音(yin)(yin)(yin)源(yuan)校(xiao)園公(gong)共廣播(bo)(bo)(bo)如學(xue)校(xiao)不(bu)同(tong)(tong)(tong)的科、系,在(zai)播(bo)(bo)(bo)放(fang)音(yin)(yin)(yin)樂(le)及相(xiang)關教學(xue)內(nei)容,可(ke)針對不(bu)同(tong)(tong)(tong)的科或(huo)(huo)系播(bo)(bo)(bo)放(fang)相(xiang)應的題材(cai)等。教學(xue)的音(yin)(yin)(yin)樂(le)鈴聲(sheng),內(nei)外(wai)分區(qu)(qu)播(bo)(bo)(bo)放(fang), 全(quan)(quan)校(xiao)的背(bei)景(jing)音(yin)(yin)(yin)樂(le)可(ke)以(yi)分區(qu)(qu)或(huo)(huo)全(quan)(quan)區(qu)(qu)播(bo)(bo)(bo)放(fang),可(ke)以(yi)靈(ling)活自行設(she)置(zhi)要播(bo)(bo)(bo)放(fang)的區(qu)(qu)域(yu)(yu)。2、教師(shi)工(gong)作(zuo)(zuo)站(zhan)(制(zhi)作(zuo)(zuo)教學(xue)題材(cai))無需(xu)(xu)到主控(kong)(kong)室,教師(shi)可(ke)通過工(gong)作(zuo)(zuo)站(zhan)軟件,即可(ke)提交...
2014 - 07 - 01
設計(ji)原則針(zhen)對該工程的(de)(de)(de)音(yin)視頻(pin)系(xi)(xi)統(tong)設計(ji)的(de)(de)(de)主(zhu)要(yao)任務(wu):高性(xing)能(neng)(neng)和多功(gong)能(neng)(neng),我們在(zai)系(xi)(xi)統(tong)設計(ji)時(shi)遵守以下原則。1、音(yin)視頻(pin)系(xi)(xi)統(tong)在(zai)設計(ji)時(shi)嚴格遵守有關標準;2、結(jie)合各(ge)廳系(xi)(xi)統(tong)不(bu)同(tong)使用(yong)(yong)狀況,設計(ji)不(bu)同(tong)功(gong)能(neng)(neng)定(ding)位(wei)的(de)(de)(de)系(xi)(xi)統(tong);3、設計(ji)時(shi)確保系(xi)(xi)統(tong)為(wei)會議提供便捷、可(ke)靠(kao)、高質量的(de)(de)(de)服務(wu);4、系(xi)(xi)統(tong)控制(zhi)設備(bei)(bei)(bei)盡(jin)量集成化,降低外圍設備(bei)(bei)(bei)的(de)(de)(de)操作難度(du);5、盡(jin)量選擇音(yin)質純凈、清晰、性(xing)能(neng)(neng)穩(wen)定(ding)的(de)(de)(de)擴聲設備(bei)(bei)(bei);6、考慮系(xi)(xi)統(tong)功(gong)能(neng)(neng)時(shi)要(yao)盡(jin)量選擇能(neng)(neng)夠開發潛在(zai)功(gong)能(neng)(neng)的(de)(de)(de)設備(bei)(bei)(bei);7、特別考慮設備(bei)(bei)(bei)的(de)(de)(de)安裝(zhuang)問題,避(bi)免對裝(zhuang)飾、結(jie)構(gou)的(de)(de)(de)苛(ke)刻(ke)要(yao)求;8、根(gen)據設備(bei)(bei)(bei)功(gong)能(neng)(neng)擴展的(de)(de)(de)情況,為(wei)系(xi)(xi)統(tong)預留各(ge)種接口和線纜(lan)。先(xian)進性(xing)本系(xi)(xi)統(tong)選用(yong)(yong)先(xian)進、實(shi)用(yong)(yong)的(de)(de)(de)技(ji)術和功(gong)能(neng)(neng)完善的(de)(de)(de)產品,一(yi)流的(de)(de)(de)設備(bei)(bei)(bei),在(zai)技(ji)術上適度(du)超前,整個系(xi)(xi)統(tong)體現(xian)當今多媒體技(ji)術的(de)(de)(de)發展水平,符合今后的(de)(de)(de)發展趨勢。在(zai)今后相當長的(de)(de)(de)一(yi)段(duan)時(shi)間(jian)內可(ke)保持其技(ji)術的(de)(de)(de)領先(xian)地位(wei)。成熟性(xing)與實(shi)用(yong)(yong)性(xing)各(ge)子系(xi)(xi)統(tong)應采(cai)用(yong)(yong)先(xian)進的(de)(de)(de),已使用(yong)(yong)過并被證明是成熟可(ke)靠(kao)的(de)(de)(de)產品,同(tong)時(shi)具有實(shi)用(yong)(yong)性(xing),充(chong)分發揮每一(yi)種設備(bei)(bei)(bei)的(de)(de)(de)功(gong)能(neng)(neng)和...
2017 - 04 - 28
一(yi)、系(xi)(xi)(xi)統(tong)(tong)(tong)概述:隨著現(xian)(xian)代(dai)(dai)(dai)化(hua)(hua)教(jiao)學(xue)系(xi)(xi)(xi)統(tong)(tong)(tong)在(zai)各學(xue)校的(de)(de)(de)(de)(de)不斷推進,傳統(tong)(tong)(tong)的(de)(de)(de)(de)(de)方式(shi)已(yi)經(jing)不適應現(xian)(xian)代(dai)(dai)(dai)化(hua)(hua)的(de)(de)(de)(de)(de)需(xu)要(yao),集(ji)多(duo)功能教(jiao)室系(xi)(xi)(xi)統(tong)(tong)(tong)、多(duo)媒(mei)體(ti)(ti)(ti)教(jiao)學(xue)系(xi)(xi)(xi)統(tong)(tong)(tong)、演播系(xi)(xi)(xi)統(tong)(tong)(tong)于一(yi)體(ti)(ti)(ti)的(de)(de)(de)(de)(de)新型現(xian)(xian)代(dai)(dai)(dai)化(hua)(hua)教(jiao)育(yu)(yu)體(ti)(ti)(ti)系(xi)(xi)(xi)在(zai)教(jiao)育(yu)(yu)行業得到(dao)了日益(yi)廣泛的(de)(de)(de)(de)(de)運用。作為一(yi)種新型的(de)(de)(de)(de)(de)教(jiao)育(yu)(yu)形式(shi)和現(xian)(xian)代(dai)(dai)(dai)化(hua)(hua)教(jiao)學(xue)手段,多(duo)媒(mei)體(ti)(ti)(ti)技術給(gei)教(jiao)育(yu)(yu)行業帶來了新的(de)(de)(de)(de)(de)機遇。二(er)、學(xue)校教(jiao)學(xue)需(xu)求(qiu):為了擺脫“粉筆、教(jiao)鞭和紙張(zhang)”固有(you)模(mo)式(shi)的(de)(de)(de)(de)(de)傳統(tong)(tong)(tong)教(jiao)育(yu)(yu)體(ti)(ti)(ti)系(xi)(xi)(xi)影響到(dao)時間和空間的(de)(de)(de)(de)(de)極大限制,整個(ge)系(xi)(xi)(xi)統(tong)(tong)(tong)要(yao)高效(xiao)率的(de)(de)(de)(de)(de)完成教(jiao)學(xue)任務,結合各個(ge)系(xi)(xi)(xi)統(tong)(tong)(tong),充分發揮(hui)各個(ge)系(xi)(xi)(xi)統(tong)(tong)(tong)的(de)(de)(de)(de)(de)功能,實現(xian)(xian)現(xian)(xian)代(dai)(dai)(dai)化(hua)(hua)的(de)(de)(de)(de)(de)教(jiao)學(xue)。1、 多(duo)媒(mei)體(ti)(ti)(ti)顯示系(xi)(xi)(xi)統(tong)(tong)(tong):現(xian)(xian)在(zai)的(de)(de)(de)(de)(de)多(duo)媒(mei)體(ti)(ti)(ti)會(hui)議(yi)顯示設備(bei)包括(kuo)電視(shi)接收(shou)機、液晶(jing)顯示屏、LCD液晶(jing)投影機和DLP數碼(ma)投影機等。通(tong)過(guo)多(duo)媒(mei)體(ti)(ti)(ti)顯示設備(bei)可(ke)更直觀(guan)地向與會(hui)者提(ti)供(gong)各種數字、文字和圖像(xiang)資料等,也(ye)可(ke)根據需(xu)要(yao)實時顯示會(hui)議(yi)過(guo)程中的(de)(de)(de)(de)(de)相關(guan)信息。信號(hao)源可(ke)以是(shi)錄像(xiang)帶、電腦(nao)和影碟機信號(hao),也(ye)可(ke)以是(shi)來自于會(hui)場的(de)(de)(de)(de)(de)攝像(xiang)機信號(hao)或硬(ying)盤錄像(xiang)機信號(hao)。這些信號(hao)通(tong)過(guo)中央控(kong)制設備(bei)的(de)(de)(de)(de)(de)視(shi)頻分配,進行切換輸...
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