Niaj hnub nimno cov zaub txhais tau tias

Kom txog rau thaum nyuam qhuav, zaub txhais tau tias cov lus qhia tau sawv cev nyob rau hauv ib tug tsawg npaum li cas. Cov tshuaj nyiaj siv ua haujlwm projectors, projectors, computer saib, televisions ntxiv tshiab ntaus ntawv.

Classification ntaub ntawv sau txhais tau tias

Niaj hnub no ntshav lug txaus faib, multimedia projectors, sib tham sib whiteboards, wallboards thiab lwm yam. Uas twb muaj lawm hom zaub xov xwm siv nyob rau hauv cov khoom miv, situational chaw zov me nyuam, lub rooj sib tham halls, stadiums, cov tsev kawm ntawv, cinemas. Tam sim no, tag nrho cov pab kiag li lawm yog muab faib ua peb pawg. Yog li ntawd, siv niaj hnub txhais tau tias ntawm zaub rau ib tug neeg siv. Lawv yog tsim rau ib tug neeg (eg, ib tug PC saib, tus xov tooj screen, lub twj paj nruag vaj huam sib luag nyob rau hauv lub tsheb). Tsis tas li ntawd qhov txawv pab pawg neeg thiab qhia kiag li lawm. Tus thawj kom muaj kev nkag tau mus rau peb ob - ntau tshaj 3 cov neeg.

Txoj kev xaiv cov lus qhia zaub txhais tau tias

Rau kev ntsuam xyuas li siv tej yam. Cov no muaj xws, nyob rau hauv particular, muaj xws li:

1. Muaj.
2. Zoo.
3. Kab ntsab.
4. Yooj Yim.
5. Efficiency.
6. Nqi.
7. Kev ntseeg tau.

Lub VR yuav tsum to taub lub caij nyoog ntaub ntawv sau txhais tau tias mus ua hauj lwm ib tug ntau ntawm cov kev kawm. Usability characterizes lub degree ntawm cov neeg siab nyob rau hauv muab kev pab txaus hwj chim tsim nyog kev sib txuas lus cov cuab yeej. Qhov yooj qhia nws muaj peev xwm rov hloov mus rau lub hloov nyob rau hauv lub tsis nyob rau hauv lub lag luam nyob rau hauv thiaj li yuav ua tau nyiaj pab ntau tshaj cov nyhuv. Txoj kev xaiv cov lus qhia zaub txhais tau tias kuj yuav soj ntsuam li nyob rau hauv tus naj npawb ntawm ntxoov thiab xim, ergonomic yam ntxwv coj mus rau tu yuav tsum tau, thiab thiaj li nyob.

multimedia projectors

Cov niaj hnub txhais tau tias ntawm cov ntaub ntawv sau no yog tsim rau cov me nyuam cov ntaub ntawv los ntawm ib lub computer, camcorder, VCR, DVD-ROM tsav. Cov ntaub ntawv los rau qhov loj screen rau lub kev cob cog rua ntaus ntawv. Nyob rau hauv feem ntau tus neeg mob, multimedia projectors ua raws li ib tug txhais tau tias ntawm zaub rau ib tug neeg siv. Cov kev cai hais txog kev lag luam ntawm xws kiag li lawm thiab tsa ib tug swb projector. Txawm li cas los, nyob rau hauv cov ntaub ntawv no, tsis txhob siv lub kua siv lead ua zaj duab xis yog muab pob tshab vaj huam sib luag. Nrog kev pab los ntawm cov circuits tsim nyob rau nws ib daim duab. Lub teeb kis tau los ntawm lub vaj huam sib luag thiab cov lens, thiab cov duab tshwm rau hauv lub screen, loj ob peb lub sij hawm. Nyob rau hauv lub tsim, lub teeb hom thiab lub hwj chim zoo cov ntaub ntawv projectors panels yuav tsim ib tug txawv lub teeb tso zis. Raws li, qhov daim duab nyob rau qhov kev tshuaj ntsuam yuav muaj ib tug txawv brightness.

ntxiv khoom

Nyob rau hauv muaj ntau yam multimedia projectors kos suab lus. Feem ntau cov pab kiag li lawm yog siv rau cov presentations. Nyob rau hauv cov neeg mob, ib tug pab tau feature yog lub ntim tswj vaj huam sib luag. Tiam sis nco ntsoov hais tias rau high-zoo playback ntawm ib tug khiav nyob rau hauv ib tug loj auditorium projector uas twb muaj lawm muaj peev xwm yuav tsis txaus, ces nws yog ntau tshaj tsim nyog siv lub xov tooj cua.

LCD-saib

Kua siv lead ua nrog ib tug kab pheeb ces kaum widescreen tsom kwm 105, 65, 46, 42, 32 yog siv raws li kev txhais tau tias mus tso saib cov lus qhia nyob rau hauv pej xeem qhov chaw. Yog li ntawd, lawv yog ntsia tau rau hauv tshav dav hlau, railway noj, khw centers thiab supermarkets nyob rau hauv lub rooj sib tham chav. Nyob rau tib lub sij hawm, lawv kuj ua raws li ib tug niaj hnub txhais tau tias ntawm zaub rau ib tug neeg siv. Piv txwv li, lawv yog ib feem ntawm video keb soj ntsuam systems.

ntshav qhia

Lawv cov ntxaij vab tshaus yog npaum li cas thinner tshaj hais tias ntawm lub TV, tiam sis nws tsis tuaj los ntawm lawv teeb meem electromagnetic flows. Nyob rau hauv tas li ntawd kom loj, zaub meej mom yog ib tug high-zoo duab thiab cov saib lub. Tsis zoo li CRT, lawv tsis flicker. Qhov no raws li txwv tsis pub tus qaug zog ntawm ob lub qhov muag tus neeg saib thaum saib. Vim nws zoo ntawm cov cuab yeej zaub yog lug siv nyob rau hauv tshav dav hlau, miv, TV studios. Feem ntau cov panels nam piv 16: 9. Qhov no ua rau lawv ntau siv nyob rau hauv lub tsev. Qhov kev tshuaj ntsuam panels yog kiag li tiaj tus. Qhov no ua rau cov tsis tuaj kawm ntawv ntawm tej distortion ntawm tus yees duab daim duab. Muaj yog tsis muaj cov uas tsis-uniformity ntawm panels los ntawm qhov chaw mus rau lub npoo. Qhov no zoo heev tsub kom lub saib lub.

qauv

ib tug zaub nto tsim ntawm pixels. Nyob rau hauv txhua ntawm lawv muaj rau peb lub hlwb. Lawv pab raws li qhov chaw ntawm xiav, liab thiab ntsuab xim. Lub cell yog sawv cev raws li ib tug kaw iav ntim rau hauv tus duab ntawm ib tug duab plaub. Nws yog lawm ua tus sau nrog roj nyob rau hauv ib tug ntshav xeev. Nws cov phab ntsa yog them hauv cov xim phosphor. Nws muaj pes tsawg leeg yog zoo li ntawd siv nyob rau hauv cathode txoj sab ci hlab, ntsia nyob rau hauv saib thiab TVs. Los ntawm txhua cell kis hluav taws xob tam sim no glow tawm. Qhov loj nws yog, lub zog lub glow ntawm lub hlwb. Tus tam sim no tus nqi yog tswj ntawm lub digital vaj huam sib luag system. Siv ib tug cell yuav tau txais txog 16 lab xim rau txhua qho kev xim. Raws li ib tug tshwm sim, hauv daim duab ntawm qhov screen yuav muaj tiag.

sib tham sib whiteboards

Cov cuab yeej zaub combines ob cov cuab yeej: lub screen thiab, nyob rau hauv qhov tseeb, li ib txwm board. Mus ua hauj lwm nrog xws li ib tug ntaus ntawv tsis yuav tsum tau tej kev txawj los yog kev txawj ntse. Ua ntej koj yuav siv tau ib qho kev sib tham sib whiteboard yog kev cob cog rua rau lub projector thiab lub computer. Nws yog npaj duab los ntawm txhua qhov chaw los. Tus neeg siv yuav ua hauj lwm nrog rau cov duab ncaj qha rau ntawm lub Rooj Tswjhwm Saib. Manipulation siv ib lub computer nas yog hloov los ntawm kev kov cov ntxaij vab tshaus. Nyob rau lub Rooj Tswjhwm Saib koj yuav ua tau sau ntawv, qhia tau tias slides, kos kos duab, kos raws li ib txwm nto nyob rau hauv lub sij hawm, koj muaj peev xwm ua tej yam kev kho me ntsis, txuag lawv raws li cov ntaub ntawv rau tom qab editing, printing, chaw nyob xa ntawv.

Nta ntawm kev ua hauj lwm nyob rau hauv lub laug cam

Rau cov ntaubntawv povthawj yog ua li cas stylus (electronic), los yog txawm ib tug ntiv tes. Noj cov tes ntawm ib tug marker, koj muaj peev xwm ua hauj lwm nrog cov duab ntawm qhov screen. Stylus yuav cais, nkhaus, qhia hais txog ib qho tseem ceeb thaj chaw, tsim kab kos thiab ua kev kho me ntsis rau lawv, los kho cov ntawv nyeem. Kov sensor pab kiag li lawm yog tej. Lawv txhais lawv mus rau hauv hluav taws xob Pib ntsais koj teeb uas muaj kev cuam tshuam lub zog ntawm tus txhais tes. Los ntawm lub Rooj Tswjhwm Saib txuas tais nrog peb cov cim thiab lub lwv. Ua ntej koj yuav pib, koj yuav muab cov xim los siv. Nyob rau hauv lub chav kawm ntawm lub qauv qhia board khoom yuav hnov mob, piv txwv li, uas coj cov ntsuab marker.

projection cov ntxaij vab tshaus

Thaum xaiv cov ntaub ntawv sau txhais tau tias yog tsim nyog los xav txog ib tug xov tooj ntawm tej yam kev mob. Tus thawj tshaj plaws hais tias lub screen loj yuav nyob ntawm seb muaj pes tsawg tus neeg saib, cov neeg tuaj saib cheeb tsam, lub hwj chim ntawm projection khoom, teeb pom kev zoo tej yam kev mob. Cov tom ntej no series yuav tsum tau nyob rau ntawm ib tug deb sib npaug zos rau ob zaug lub dav ntawm lub monitor, thiab cov deb - rau diagonals. Tag nrho saum npoo ntawm lub screen, xws li rau sab ib feem ntawm nws, yuav tsum tau saib los ntawm tej qhov chaw, xws li lub ces kaum thiab feem ntau nyob deb. Yog hais tias lub chav tsev yog ib tug kab rov tav pem teb, qhov kev ncua deb mus rau lub sab ntug ntawm tus saib yog yuav yuav ntawm qhov kev txiav txim ntawm 1.5 m. Nyob rau hauv cov ntaub ntawv no, me me chav (chav kawm ntawv los yog lub chaw ua hauj lwm rau cov rooj sib tham), cov pom screen loj yog txiav txim los ntawm lub ntsug siab, uas tseem nyob rau mus txog rau lub qab nthab.

situational chaw zov me nyuam

Tsis ntev los no xyoo tau pom lub ceev ceev txoj kev loj hlob ntawm ntau yam ntaub ntawv yees. Qhov no, nyob rau hauv lem, coj mus rau rov tshwm sim ntawm loj nyiaj ntawm cov suab, video, kev sib txuas lus ntaub ntawv. Lawv yuav tsum tau coj mus rau kev teeb tsa, tsom xam rau yav tom ntej kev tswj kev txiav txim siab. Nrog rau lub acceleration ntawm cov ntaub ntawv yees thiab thiaj li lub sij hawm los daws kom tau cov neeg los yog lwm yam tseem ceeb heev cov paub tab, raws li zoo raws li cov teeb meem nyob rau hauv lub ntsoog. Rau kev pom kev txiav txim siab nyob rau hauv qhov chaw cia lub sij hawm muaj xws li txhais tau tias kev sau thiab displaying ntaub ntawv raws li situational chaw zov me nyuam. Lawv cia koj mus, cov lwm yam, rau simulate sib txawv scenarios, twv seb lub txim ntawm kev nqis tes ua nyob rau hauv ua ntej, tsis tos rau qhov tshwm sim ntawm teeb meem tej yam kev mob. Tej situational chaw zov me nyuam tam sim no nyob rau hauv lub lag luam nyob rau hauv lub Ministry ntawm Atomic Energy, Ministry of Natural Resources, Ministry of Emergency zaus, nyob rau hauv ib co yooj yim cheeb tsam. Lawv yog cov nquag plias thiab koom nyob rau hauv cov creation ntawm loj roj thiab cov nkev thiab muaj tuam txhab uas muag.

cov hom phiaj ntawm qhov chaw

Qhov teeb meem no chav yog nqa tawm:

• Xyuas kom ze kom raws li txoj cai ntawm chaw tswj, forecasting qhov teeb meem no nyob rau hauv raws li cov khoom ntaub ntawv.
• Kws muaj txuj kev luj xyuas ntawm kev daws rau optimize lawv.
• Crisis tswj.

Rau realization ntawm kev pab raws qib yuav tsum tau loj tagnrho thiab cov kev siv ntawm cov khoom flow ntawm cov ntaub ntawv. Qhov no, nyob rau hauv lem, yuav tsum siv uas niaj hnub txhais tau tias muab ib tug siab tau txais, ua, playback thiab tsom xam.

Nta center khoom

Raws li ib tug ntawm lub ntsiab tseem ceeb ntawm qhov kev tshuaj ntsuam stands rau cov zej zog. Nws tso cai rau koj los mus tsim ib qho lus rau cov lus qhia chaw ua hauj lwm. Qhov kev tshuaj ntsuam yuav tsum tau nthuav tawm raws li ib tug txheej los yog video phab ntsa projection. Tsis ntev los no multi-screen zaub systems yog txawv cov ntaub ntawv. Nws tej zaum yuav, piv txwv li, hauv maps, los thiab cov kab kos, ntawv nyeem cov ntaub ntawv nyob rau hauv tshuab hluav taws xob daim ntawv no, thiab li ntawm. Video phab ntsa feature ib tug modular tsim. Vim li no lawv yuav muab siv tau rau kev pab raws qib los yog thaj chaw.

Videoconferencing

Cov systems tso cai rau cov kis tau tus mob ntawm lub suab thiab cov dluab ntawm telecommunication tes hauj lwm. Txawv davhlau ya nyob twg configurations yog siv nyob rau hauv lawv. Tej zaum lawv yuav tsum tau nthuav tawm, rau Piv txwv li ib tug stand-alone ntaus ntawv los yog ua raws li tus kheej computers. Tej kev sib txuas lus terminals yog siv nyob rau hauv tej qhov chaw sib txuas lus yog nqa tawm ntawm tej thaj chaw deb cov neeg siv koom nyob rau hauv lub rooj sib tham. Raws li ib feem ntawm tej system yog tam sim no:

• Camcorder.
• Codec.
• Microphone.
• Apparatus rau video zaub thiab suab tu tub tu kiv.

Yuav Tsum attribute ua microphones. Lawv yuav tsum tsis tau tsuas yog los xyuas kom meej tias cov koom hoob yuav hnov txhua lwm yam, tab sis kuj sib txuas lus nrog lwm cov chaw zov me los yog chaw ua hauj lwm. Rau cov hom phiaj, tsis haum rau lub pa microphones. Nws yog xav paub ntau tsim nyog siv lub thiaj li hu ua lub rooj sib tham system - microphone consoles. Lawv tsim nyob rau hauv lub tog, uas yuav tsum tau tus neeg siv. Piv txwv li, tej thaj chaw deb configuration ntawm lub taub hau yog txawv los ntawm cov qauv rau qhov nruab nrab neeg ua hauj lwm.

Lub rooj sib tham chav

Nyob rau hauv tus txheej txheem khoom los yog refurbished thaj chaw rau neeg ua hauj lwm ntawm kev tsim ib multifunctional complex. Nws yuav tsum tau ua ke tuition ntawm qhov chaw rau lus, lub rooj sib tham, cov rooj sib tham, kev lom zem cov txheej xwm. Tsis ntev los no, ib qho mob ceev ua hauj lwm yog tus re-khoom nrog ntxiv zog. Nyob rau hauv kev, lub chav tsev tsim lub peev xwm mus saib movies nrog them nyiaj yug rau uas twb muaj lawm hnub no ib lub suab tawm tswv yim. Yog li, lub rooj sab laj chav ua ib tug universal qhov chaw thiab yuav tsum tau cov khoom uas tsimnyog siv. Khoom muaj xws li:

1. Devices mus rau kis nrig txog kev pom cov ntaub ntawv.
2. Khoom rau audio broadcasts.
3. Apparatus rau kis video.
4. Teeb pom kev zoo.
5. Switching khoom.
6. Ntxiv (koom haum pab) ntaus ntawv.

Assistance rau cov neeg muaj kev tsis taus

Rau hauv pawg no ntawm cov pej xeem teem tshwj xeeb kos npe rau qhia. Rau cov neeg muaj kev tsis taus yuav tsum tau tsim muaj kev nyab xeeb tej yam kev mob rau lub zog nyob rau hauv lub infrastructure ntawm lub zos, lub zos, cov cheeb tsam tsev thiab lwm yam settlements. Qhov no yog tshwj xeeb tshaj yog ib qho tseem ceeb thaum tsiv cov neeg nyob rau hauv txoj kev, txoj kev thiab tej qhov chaw nyob rau hauv vaj tse, nyob rau hauv pej xeem thauj. Visual ntaub ntawv cov cuab yeej muab cov kev ruaj ntseg ntawm cov neeg nyob rau hauv lawv cov kev siv ntawm cov khoom thiab domestic khoom siv.

GOST

Xim, loj, me, brightness thiab sib piv ntawm cov dluab, cov cim thiab cov leb txhais tau tias ntawm ua ntawv thov cov cai rau cov neeg muaj kev tsis taus yuav tsum tau ua raws li nrog lub teb chaws cov qauv. Qhov chaw cim rau hauv txoj kev yuav tsum tsis txhob cuam tshuam cov neeg tsav tsheb. Ceeb toom tej yam tshwm sim uas yog siv nyob rau hauv tus neeg mob qhov twg muaj tsis muaj lwm yam lawv designations neeg xiam. Nyob ntawm seb tus qauv ntawm daim ntawv thov ntawm cov ntawv lo yuav ua tau:

1. Ntxiv.
2. Independent.

Cov yav tas muaj xws li qhov kev ceeb toom tej yam tshwm sim thiab pictograms. Lawv sib txawv nyob ntawm seb qhov xwm ntawm cov ntaub ntawv yuav tsum tau kis.