Giai Phap MobiMeeting 3_0

CNG TY TNHH CSCOM a ch: 357 L Hng Phong, P. 2, Q. 10, Tp. H Ch Minh

in thoi: (08) 6660 2831

Email: [email protected] ; Website: www.cscom.vn

GII THIU GII PHP

HI NGH TRUYN HNH TRC TUYN

MOBIMEETING

Thng 5 nm 2013

Gii php hi ngh truyn hnh trc tuyn MobiMeeting

Trang 2

www.mobimeeting.vn

MC LC

GII THIU CHUNG ......................................................................................................... 4 A

1. Xu hng v nhu cu v hi ngh truyn hnh ..................................................................... 4

2. Cc gii php hi ngh truyn hnh ...................................................................................... 4

2.1. Gii php hi ngh truyn hnh phn cng ................................................................... 5

2.2. Gii php hi ngh truyn hnh phn mm ................................................................... 6

3. Gii php hi ngh truyn hnh trc tuyn MobiMeeting .................................................... 7

3.1. Gii thiu chung ........................................................................................................... 7

3.2. u im cng ngh ....................................................................................................... 8

3.3. M hnh kt ni ca h thng ....................................................................................... 9

3.4. So snh MobiMeeting vi cc gii php khc ............................................................ 10

a. So snh vi gii php phn cng ................................................................................ 10

b. So snh vi gii php phn mm trn th trng ........................................................ 11

3.5. Cc d n tiu biu v ang trin khai ................................................................... 12

a. S Gio dc v o to Long An ............................................................................... 12

b. Trng i hc Cu Long ......................................................................................... 12

c. Tng cng ty C phn Dch v Tng hp Du kh Vit Nam Petrosetco .................. 13

d. Trung tm SAIT Khu Cng ngh cao Tp. H Ch Minh ......................................... 14

e. S Gio dc v o to Kin Giang .......................................................................... 14

GII THIU K THUT V CNG NGH ................................................................ 16 B

1. Tnh nng ca h thng ...................................................................................................... 16

1.1. Giao din phn mm ................................................................................................... 16

1.2. Cc chc nng chnh ................................................................................................... 19

2. Cu hnh thit b xut trang b cho cc im cu .......................................................... 19

2.1. Cu hnh thit b cho im cu trung tm ................................................................... 19

2.2. Cu hnh thit b cho cc im cu chi nhnh ............................................................ 20

2.3. Cu hnh thit b i vi cc im cu trang b thit b hi ngh truyn hnh phn

cng Polycom, Sony, LifeSize ................................................................................... 21

3. Cc chun truyn hnh nh v yu cu ng truyn ........................................................ 21

3.1. Chun truyn hnh nh ................................................................................................ 21

3.2. Yu cu ng truyn ................................................................................................ 22


Trang 3

www.mobimeeting.vn

4. Bo mt v an ton thng tin ............................................................................................. 23

5. Kh nng tch hp vo cc h thng khc ......................................................................... 23

D TON CHI PH ........................................................................................................... 24 C

1. D ton phn mm ............................................................................................................. 24

2. D ton chi ph trang b phn cng.................................................................................... 24

2.1. Chi ph trang b phn cng cho im cu trung tm .................................................. 24

2.2. Chi ph trang b phn cng cho im cu chi nhnh .................................................. 25

2.3. Chi ph trang b thit b cho cc im cu trang b thit b hi ngh truyn hnh

phn cng Polycom, Sony, LifeSize ..................................................................................... 25

PH LC: CC CHC NNG CHNH CA H THNG ......................................... 26 D

1. Chc nng dnh cho ngi dng tham gia hp ................................................................. 26

1.1. T chc nhiu cuc hp song song cng lc .............................................................. 26

1.2. Thay i giao din ca phn mm .............................................................................. 26

1.3. Ty bin giao din phn mm .................................................................................... 28

1.4. Thay i ngi trnh by chnh trong cuc hp ......................................................... 29

1.5. Tt hnh nh, m thanh ca mt im hp ................................................................. 29

1.6. Mi mt im cu ra khi phng hp ........................................................................ 30

1.7. Trnh chiu ti liu ...................................................................................................... 30

1.8. Chia s mn hnh desktop ........................................................................................... 31

1.9. Thu hnh ni dung cuc hp ....................................................................................... 32

1.10. Chia s tp tin.......................................................................................................... 32

1.11. Ghi ch .................................................................................................................... 33

1.12. Bng v minh ha ................................................................................................... 33

1.13. Trao i trc tuyn (chat) ....................................................................................... 34

2. Chc nng dnh cho qun tr h thng .............................................................................. 34

2.1. To phng hp mi v chn ngi tham gia vo phng hp ..................................... 34

2.2. Gi email thng bo cuc hp .................................................................................... 35

2.3. Qun l ngi dng .................................................................................................... 35

2.4. Sao lu v phc hi d liu ........................................................................................ 36

3. Cc tnh nng h thng ...................................................................................................... 36

3.1. T ng iu chnh cht lng hnh nh theo bng thng ng truyn ................... 36

3.2. Tnh nng Scalable Video Coding .............................................................................. 37


Trang 4

www.mobimeeting.vn

AGII THIU CHUNG

1. Xu hng v nhu cu v hi ngh truyn hnh

Trong nhng nm gn y, lnh vc cng ngh thng tin v truyn thng Vit Nam c

nhiu bc pht trin ng k. H tng mng ngy cng m rng, bng thng ng truyn

Internet ngy cng ln. Trn nn tng ng truyn ny, nhiu gii php cng ngh ra i

gip cc c quan, t chc, doanh nghip ci tin quy trnh lm vic, tng nng sut v hiu qu

cng vic.

Mt trong nhng nhu cu quan trng ca cc c quan, t chc, doanh nghip hin nay l

nhu cu v cc gii php, cng ngh trc tuyn gip trao i thng tin, lin lc gia cc n v

thng qua mng Internet, nhm tit kim thi gian v chi ph, thng tin nhanh chng, lin tc.

Bn cnh ng dng trong vic hp trao i thng tin, cc c quan, t chc, doanh nghip cn

mong mun ng dng su rng cc gii php ny vo cc hot ng a dng khc, nh tp hun

chuyn mn, o to, hi tho, chuyn giao cng ngh, c bit, trong lnh vc hnh chnh

cng, nhu cu ny th hin r trong cc ch trng ca cc B, Ngnh. V d: B Thng tin

v Truyn thng ch trng trin khai hi ngh truyn hnh n cp phng x, B Gio dc v

o to ch trng ng dng hi ngh truyn hnh vo lnh vc gio dc,

Trc nhu cu , cc gii php, cng ngh v hi ngh trc tuyn (Video Conference) ra

i, gip cc c quan, t chc, doanh nghip t chc hi hp, trao i thng tin vi nhau mi

lc, mi ni, tit kim c thi gian, chi ph i li, thng tin c cp nht v gii quyt nhanh

chng. Ngoi ra, cc cng ngh trc tuyn cn h tr vic tp hun, o to, chuyn giao cng

ngh n cc vng su, vng xa vi chi ph rt thp.

2. Cc gii php hi ngh truyn hnh

Hi ngh truyn hnh trc tuyn (Video Conference) l phng thc thng tin lin lc hin

i thng qua c hnh nh ln m thanh. H thng c kt hp bi nhng c tnh ca cng

ngh vin thng v cng ngh thng tin nhm em n cho ngi s dng nhng tin ch mi,


Trang 5

www.mobimeeting.vn

xa b mi khong cch v tr ngi v khng gian gia cc a im cch xa nhau, cho php kt

ni cng lc nhiu im trn nn IP vi chi ph rt thp. H thng Video Conference cn h tr

vic chia s d liu trn my tnh vi cc im hi ngh khc kt hp vi trnh chiu rt hiu qu.

T mang li nhng li ch thit thc, p ng kp thi yu cu gii quyt cng vic, ra quyt

nh,

Hin nay, Video Conference pht trin theo hai hng. Hng th nht l da trn cng

ngh phn cng nh s dng cc thit b ca hng: Polycom, Sony, LifeSize Hng th hai

l da trn cng ngh phn mm, ch yu l mua phn mm ca nc ngoi nh: Adobe

Connect, MegaMeeting, True Conference. Tuy nhin, vic s dng hai hng tip cn ni trn

i hi chi ph rt cao v kh trin khai ph bin trn h tng Internet Vit Nam. Cc cng

ngh v gii php theo hai hng trn trn i hi khon u t ban u rt ln t hng chc n

hng trm nghn USD. Bn cnh , cc h thng c thit k theo yu cu chung nht, hng

n th trng quc t, cha p ng y nhu cu s dng a dng ca cc c quan, t chc,

doanh nghip Vit Nam.

2.1. Gii php hi ngh truyn hnh phn cng

Gii php hi ngh truyn hnh phn cng l gii s dng cc thit b ca cc hng Polycom,

LifeSize, Sony, c im ca cc gii php ny l ton b h thng u s dng cc thit b

chuyn dng ca cc hng sn xut, khng cn thm bt k phn mm no. u khuyt im ca

cc gii php ny nh sau:

u im ca gii php hi ngh truyn hnh phn cng

- Sang trng, chuyn nghip

- D vn hnh v s dng

- Truyn thng quen s dng

- Cht lng hnh nh v m thanh tt

Khuyt im ca gii php hi ngh truyn hnh phn cng

- Chi ph u t cao v tng theo s im kt ni

- Chi ph vn hnh cao (chi ph h tng ng truyn Internet hng thng, thay th thit

b chuyn dng khi ht bo hnh)

- Nhanh lc hu, kh nng cp


Trang 6

www.mobimeeting.vn

- c quyn, khng tch hp v s dng li c cc thit b, phn mm c sn

- Khi h hng thit b, phi mua li ng thit b chnh hng, khng s dng c thit

b t ngun c sn thay th

- Khng tch hp c vo cc h thng phn mm qun l iu hnh c sn ca c

quan hoc doanh nghip

2.2. Gii php hi ngh truyn hnh phn mm

Cc gii php hi ngh truyn hnh phn mm s dng phn mm chy trn my tnh, kt

hp vi cc thit b u cui nh camera, micro, loa, Trn th gii hin ang c mt s thng

hiu ph bin nh: Adobe Connect, MegaMeeting, True Conferencing, Microsoft Lync, u

khuyt im ca cc gii php ny nh sau:

u im ca cc gii php hi ngh truyn hnh phn mm

- Linh hot, c th hp mi lc mi ni

- Do cc cng ty ln, uy tn xy dng

- Khng yu cu thit b chuyn dng. Ph hp vi hu ht cc loi thit b thng dng.

- D dng m rng thm im cu

Khuyt im ca cc gii php hi ngh truyn hnh phn mm

- Ph thuc vo n nh ca my tnh

- Cht lng t khong 90% so vi gii php phn cng

- Cc sn phm phn mm ca nc ngoi, c nhiu khuyt im nh sau:

o Chi ph u t cao

o Giao din ch yu l ting Anh

o Nhiu chc nng khng ph hp vi nhu cu s dng ca ngi Vit

o Phn mm ng gi, khng tch hp c vo cc h thng phn mm qun

l iu hnh c sn ca c quan hoc doanh nghip


Trang 7

www.mobimeeting.vn

3. Gii php hi ngh truyn hnh trc tuyn MobiMeeting

3.1. Gii thiu chung

Vi nhng hn ch ca cc gii php v cng ngh trn lm cho cc c quan, doanh

nghip phi n o suy ngh khi quyt nh u t mt h thng hi ngh trc tuyn, trong khi

nhu cu s dng ngy mt thit yu hn. p ng c nhu cu ny, Cng ty CSCOM chng

ti xin xut n qu c quan v doanh nghip mt gii php mi Gii php hi ngh truyn

hnh trc tuyn MobiMeeting. MobiMeeting l sn phm phn mm, do Cng ty CSCOM t

nghin cu v pht trin, nhm gii quyt nhu cu a dng ca khch hng v hi tho, tp hun,

o to trc tuyn qua mng Internet vi chi ph thp, linh hot v mang li hiu qu cao.

MobiMeeting 3.0 ci tin cht lng hnh nh v m thanh rt nhiu so vi cc h thng khc,

c bit hot ng tt trong iu kin ng truyn Internet ca Vit Nam.

H thng MobiMeeting ca Cng ty CSCOM l mt gii php truyn thng trc tuyn hin

i s to bc t ph trong vic ng dng hi ngh trc tuyn vo mi lnh vc ca cuc sng,

mi lc, mi ni em li hiu qu kinh t r rt, tng sc cnh tranh cho cc doanh nghip, cc

tp on kinh t, cc t chc gio dc cng nh trong vic iu hnh h thng hnh chnh cng

ti Vit Nam. c bit, h thng ny trin khai rt hiu qu nhng vng i ni, hi o,

phng tin i li kh khn


Trang 8

www.mobimeeting.vn

3.2. u im cng ngh

- Cho php nhiu cuc hp din ra song song cng lc

- Hot ng hon ton trn nn web, khng cn ci t phn mm.

- MobiMeeting t ng phn tch cht lng ng truyn quyt nh cht lng

hnh nh (s frame hnh trn 1 giy (fps), kch thc hnh nh,) gip cuc hp din

ra lin tc.

- H thng c th hot ng tt vi hu ht cc gi internet ti Vit Nam nh ADSL,

3G, FTTH, Leased Line,

- Khng yu cu thit b chuyn dng.

- C th tn dng thit b c sn ti n v (my tnh, camera,micro,) hoc kt ni

vi cc h thng hi ngh truyn hnh phn cng (Polycom, Sony,)

- C th trin khai s lng im hp ln, gii quyt c bi ton nhiu n v s

dng chung h thng v trin khai hp trc tuyn n cp phng x

- Linh hot, c th hi hp v tp hun mi lc, mi ni

- Cc chc nng v giao din phn mm c thit k ph hp nhu cu s dng ca c

quan, doanh nghip Vit Nam

- c bit, phn mm do cng ty CSCOM t nghin cu v pht trin nn c th d

dng tch hp vo h thng phn mm qun l iu hnh ca khch hng, hoc

tinh chnh, pht trin thm chc nng theo yu cu.


Trang 9

www.mobimeeting.vn

3.3. M hnh kt ni ca h thng

H thng hi ngh truyn hnh trc tuyn MobiMeeting bao gm cc thnh phn sau:

Phn mm hi ngh truyn hnh trc tuyn MobiMeeting

Phn mm ng vai tr trung tm x l mi thao tc ca ngi dng, x l tn hiu

video/audio t cc im hp truyn v, Phn mm cn c trin khai trn h thng server ca

khch hng hoc datacenter ca cc nh cung cp dch v nh VDC, FPT, Viettel, nhm m

bo ng truyn n nh, bng thng rng.

Thit b u cui ti cc im hp

Mi im hp cn cc thit b sau:

- My tnh hoc laptop

- Micro thu m thanh

- My quay phim hoc webcam thu hnh nh

- Loa pht m thanh

- Mn hnh LCD pht hnh nh

Thit b ti cc im hp c th tn dng nhng thit b c sn ti n v, tit kim chi ph

u t

bit r hn v thit b trang b ti cc im cu, xem thm phn B, mc 2 Cu hnh

thit b xut cho cc im cu.

M hnh kt ni ca h thng


Trang 10

www.mobimeeting.vn

3.4. So snh MobiMeeting vi cc gii php khc

a. So snh vi gii php phn cng

Gii php phn cng

(Polycom, LifeSize,)

Gii php phn mm

MobiMeeting

L h thng phn cng, d vn hnh v s

dng, truyn thng quen dng.

L gii php phn mm, hot ng trn my tnh v

mng Internet.

Lp t v cu hnh phc tp, cn c chuyn

vin k thut cu hnh Lp t v trin khai n gin, nhanh gn

S im kt ni hn ch. Khi tng thm im

kt ni, phi tn chi ph m rng thit b trung

tm.

S im kt ni khng hn ch (hng chc n hng

trm im), chi ph thp. Ngay cng mt thi im

c th to nhiu phng hp (room) song song vi

nhau. D dng tng im kt ni m khng pht sinh

thm chi ph.

Chi ph u t ban u cao, t bit khi tng

thm im kt ni

Chi ph u t ban u thp (ch bng 1/3 chi ph

u t h thng phn cng) , d dng m thm

im kt ni.

Ph hp cho nhu cu hp trc tuyn vi s

im kt ni t

Ph hp cho cc nhu cu a dng: hp trc tuyn, t

chc tp hun o to

Rt kh m rng v nng cp, nhanh chng lc

hu so vi cng ngh x l hnh nh v m

thanh.

D dng m rng v nng cp. Cp nht cc k thut

mi nht v x l hnh nh v m thanh.

Ch dng cc thit b chuyn dng ca hng

sn xut, khng tng thch vi cc thit b

khc.

C th tn dng cc thit b c sn hoc kt ni vi

cc h thng hi ngh truyn hnh phn cng

(Polycom, Sony,..)

c quyn thit b, khng tng thch vi cc

thit b khc. Khi hng bt buc phi thay th

bi cc thit b chnh hng. Do chi ph vn

hnh h thng khi ht thi hn bo hnh l rt

cao.

Tn dng cc thit b c sn, d dng tch hp vo

h thng (my tnh, micro, loa, projector, h tng

mng). u t khng nhiu, khng b lc hu, chi

ph thp. Khi hng c th chn la bt k thit b no

c tnh nng tng ng thay th.


Trang 11

www.mobimeeting.vn

iu khin dng remote iu khin bng my tnh

L h thng c lp, khng tng thch v

khng th tch hp vo h thng khc.

D dng nng cp, hiu chnh, tch hp vo cc h

thng phn mm qun l iu hnh c sn theo nhu

cu ca khch hng.

Mun lu tr li cuc hp th phi u t thit

b Record Server ring D dng lu li ni dung cuc hp (nu cn)

Cn c IP tnh (hoc s dng DDNS) v cu

hnh NAT trn Router.

Khng cn phi cu hnh NAT trn Router ADSL,

khng cn IP tnh, s dng qua nn web.

Yu cu h tng mng Internet n nh, cn

bng thng ln

Ph hp vi h tng Internet ti Vit Nam, ph hp

vi cc ng truyn thng dng (ADSL, 3G,

FTTH,)

C nh im hp v ph thuc vo phng hp

chuyn dng.

Hp mi lc, mi ni, khng cn phng hp chuyn

dng.

b. So snh vi gii php phn mm trn th trng

Gii php phn mm

MobiMeeting

Gii php phn mm khc

(Cisco Webex, True Conference,)

Chi ph thp hn cc gii php phn mm nc

ngoi.

Cch tnh chi ph bn quyn (license) linh hot,

p ng theo ng nhu cu s dng

Chi ph bn quyn phn mm cao.

Chi ph bn quyn phi tnh da theo cc gi c

nh ca hng sn xut a ra. Khng th thay

i ph hp vi nhu cu s dng.

Hot ng trn nn IP, giao tip thng qua Internet

Khng yu cu s dng thit b chuyn dng

Cn phi c my tnh tham gia hp

Chc nng phn mm a dng, c xy dng

theo cc nhu cu s dng c trng ca ngi Vit

nh: tho lun, hi ngh, ging dy,

Chc nng phn mm c xy dng da trn

nhng nhu cu chung nht, hng n i tng

ngi dng trn ton th gii, nn a s khng

ph hp vi nhu cu ca ngi Vit


Trang 12

www.mobimeeting.vn

Do cng ty CSCOM nghin cu, pht trin v lm

ch cng ngh. D dng tinh chnh, pht trin thm

chc nng theo yu cu

L phn mm ng gi do cc hng nc ngoi

pht trin nn khng th tinh chnh, thay i theo

nhu cu s dng

C th tch hp su vo cc h thng phn mm

qun l, iu hnh c sn ca n v

Khng th tch hp vo cc h thng phn mm

c sn

m bo an ton bo mt. C th ci t cc thut

ton m ha thng tin theo yu cu ca khch hng

C ch bo mt cho h thng do hng sn xut

kim sot v quyt nh. Khng th thay i

thut ton m ha thng tin theo yu cu.

3.5. Cc d n tiu biu v ang trin khai

a. S Gio dc v o to Long An

S GD&T Long An qun l 14 Phng GD&T nm cc huyn, 18 Trung tm Gio dc

thng xuyn v 40 trng THPT, THCS ri khp trn a bn tnh. S c nhu cu hp v tp

hun chuyn mn hng nm rt ln. c bit l tp hun chuyn mn, mi t t chc c n

hng trm gio vin tham gia.

V l tnh c a bn ln, c nhiu huyn vng bin gii, vng ng Thp Mi, nn vic

i li ca gio vin, cn b rt kh khn, c bit l trong ma ma l. Vic tp trung s lng

ln gio vin v tnh tp hun cng lm tn nhiu thi gian v chi ph cho vic i li, sinh

hot.

Xut pht t nhng kh khn v nhu cu trn, S GD&T Long An trin khai gii php

MobiMeeting ng dng vo vic hp, tp hun chuyn mn ca S. Vi MobiMeeting, c th

t chc hp giao ban, tp hun cho gio vin m khng cn tp trung v S, gip tit kim thi

gian v chi ph rt ln cho ngnh Gio dc ca Long An.

b. Trng i hc Cu Long

i hc Cu Long l mt trong nhng trng i hc ln khu vc ng bng Sng Cu

Long. Vi mong mun trin khai cc chng trnh o to cht lng cao, trng lin kt vi

Trng i hc Thomas ti M t chc chng trnh o to quc t. Vi chng trnh lin

kt ny, mt phn thi gian sinh vin s hc ti Vit Nam, mt phn s hc v thc tp ti M.


Trang 13

www.mobimeeting.vn

m bo cht lng u ra, nh trng mi nhiu gio s, chuyn gia nc ngoi

tham gia ging dy cho sinh vin Vit Nam. Tuy nhin, v cch xa v a l, nn cc ging vin

phi bay v Vit Nam ging dy, lm tn nhiu chi ph m chng trnh hc li khng c

lin tc.

Vi nhu cu , trng i hc Cu Long chn gii php MobiMeeting trin khai

chng trnh o to quc t. Gii php MobiMeeting c trin khai kt hp vi h thng

Elearning ca nh trng. Vi MobiMeeting, ging vin v sinh vin ca trng vn c mi

trng hc tp nh lp hc truyn thng, gip m bo cht lng hc tp, tit kim chi ph cho

nh trng.

Ban Gim Hiu trng H Cu Long hp thng qua h thng MobiMeeting

c. Tng cng ty C phn Dch v Tng hp Du kh Vit Nam Petrosetco

Petrosetco c tr s chnh t ti Tp. H Ch Minh v cc cng ty con ti H Ni, Khu lc

du Dung Qut Qung Ngi, Vng Tu. L mt n v kinh doanh, Petrosetco c nhu cu trao

i thng tin nhanh chng v thng xuyn gia cc cng ty con nm bt tnh hnh hot ng,

hp bn, ra quyt nh cc vn chin lc,

Petrosetco la chn gii php MobiMeeting trin khai s dng. Hin ti, ngoi phc

v cho nhu cu hp gia Tng cng ty v cc cng ty thnh vin, Petrosetco cn ng dng

MobiMeeting cho nhiu mc ch khc nhau:

- Lm vic vi i tc v khch hng nc ngoi


Trang 14

www.mobimeeting.vn

- T chc tp hun tp trung kin thc, k nng cho hng trm cn b, nhn vin tt

c n v

- Truyn hnh trc tip cc s kin ni b ca cng ty (i hi c ng, vn ngh,)

n nhn vin tt c cc cng ty con

d. Trung tm SAIT Khu Cng ngh cao Tp. H Ch Minh

Trung tm Saigon Advanced Institude of Technology (SAIT) l trung tm o to chuyn v

lp trnh vi x l, lp trnh chip. Mc tiu ca trung tm SAIT l o to i ng k s chuyn

nghip, cung ng nhn lc cho cc nh my sn xut b vi x l ca cc cng ty cng ngh cao

ti Vit Nam. Ging vin ca SAIT l cc chuyn gia ang lm vic ti nc ngoi, nn chi ph

di chuyn v Vit Nam ging dy kh cao. V vy, SAIT u t h thng hi ngh truyn

hnh MobiMeeting trin khai cc chng trnh o to t xa ca mnh.

Bn cnh ng dng MobiMeeting vo o to t xa, SAIT cn ng dng vo vic hp giao

ban, tho lun gia b phn chuyn mn M vi b phn tuyn sinh v qun l Vit Nam.

e. S Gio dc v o to Kin Giang

Vi c th l n v v gio dc, o to, S Gio dc v o to Kin Giang c nhu cu

rt ln v hi hp, giao ban, tp hun v sinh hot chuyn mn. Hng nm, chi ph i li, sinh

hot cho vic hi hp, tp hun ca cn b ngnh Gio dc v o to tnh Kin Giang trung

bnh khong 6 t ng. Bn cnh , do a bn tnh rng, c nhiu huyn vng su, vng xa,

bin gii, hi o, nn vic i li, sinh hot lm tn nhiu thi gian v chi ph, nh hng n

cng vic ti cc n v.

Trc nhng kh khn , S GD&T Kin Giang u t h thng hi ngh truyn hnh

trc tuyn MobiMeeting vi nhiu mc tiu c th:

- T chc cc cuc hp giao ban trc tuyn qua mng. Thay th phn ln cho cc cuc

hp giao ban truyn thng, gip trin khai cng vic nhanh chng, hiu qu.

- T chc tp hun chuyn mn qua mng cho gio vin cc khi trung hc, tiu hc,

mm non

- T chc cc chng trnh sinh hot chuyn mn, hi thi gio vin dy gii,... thng

xuyn vi ni dung a dng hn.

- Trnh nhng kh khn, bt tin do thi tit gy ra, c bit l vo ma ma, bo.

- Tit kim thi gian v chi ph cho ngnh Gio dc.


Trang 15

www.mobimeeting.vn

Vi h thng Hi ngh truyn hnh trc tuyn MobiMeeting, S c th chuyn hn 60%

cuc hp, tp hun thnh hp trc tuyn. Kinh ph mi nm tit kim hn 3 t ng.

Ban Gim c S hp vi cc Phng GD&T


Trang 16

www.mobimeeting.vn

BGII THIU K THUT V CNG NGH

1. Tnh nng ca h thng

1.1. Giao din phn mm

H thng hi ngh truyn hnh trc tuyn MobiMeeting c xy dng sn nhiu giao din

khc nhau, mi giao din ph hp vi tng kiu cuc hp nh: hi ngh, tho lun, ging dy,

tp hun, Ngi ch ta c th la chn giao din thay i trong khi cuc hp ang din ra.

Di y l mt s hnh nh giao din ca h thng MobiMeeting.

Giao din Hi ngh: im trnh by chnh c phng to, cc im khc hin th kch thc

nh


Trang 17

www.mobimeeting.vn

Giao din tho lun: cc im c hin th kch thc bng nhau

Giao din im trnh by chnh c phng to, cc im khc nm xung quanh. Khung trnh

chiu slide nm bn phi cc im tho lun


Trang 18

www.mobimeeting.vn

Giao din im trnh by chnh c phng to, cc im khc hin th nh hn v hin th

khung trnh chiu, ghi ch, chat

Giao din Ging dy, tp hun: ch hin th hnh nh ca im trnh by chnh (gio vin

hoc ngi hng dn). Khung trnh chiu slide c phng ln hin th ti liu trnh by


Trang 19

www.mobimeeting.vn

1.2. Cc chc nng chnh

- Cc im hp trao i vi nhau qua hnh nh v m thanh ng b vi nhau

- H tr to nhiu phng hp song song

- Trnh chiu cc ti liu, bo co, bi ging trong phng hp (cc tp tin Word, Excel,

PowerPoint, PDF, hnh nh,)

- Giao din phn mm a dng, linh hot, ph hp vi nhiu hnh thc nh hi ngh,

tp hun, tho lun, ging dy, Bn cnh , ngi ch ta c th thay i giao

din theo mun

- Chia s mn hnh desktop

- Ghi hnh li ni dung cuc hp

- Ghi ch ni dung trong cuc hp

- Chia s tp tin

- Trao i qua vn bn (chat)

-

D bit r hn v cc chc nng, xem thm phn D Ph lc: cc chc nng chnh ca h

thng.

2. Cu hnh thit b xut trang b cho cc im cu

2.1. Cu hnh thit b cho im cu trung tm

im cu trung tm thng c s lng ngi tham d hp ng, c s tham gia ca lnh

o n v. V vy, ti im cu ny cn trang b my quay phim c kh nng xoay 3600, h tr

phng to n ngi trnh by. Cu hnh thit b xut cho im cu trung tm nh sau:

STT Thit b Ghi ch

1

Camera hi ngh

- H tr xoay 3600

- H tr thit lp cc v tr nhn trc

- H tr phng to vo ngi trnh by

2

Micro hi ngh

Bao gm micro ch tch v cc micro i biu.

S lng micro i biu l khng gii hn


Trang 20

www.mobimeeting.vn

3 Mn hnh LCD S dng thit b c sn ti n v

4

My tnh

C y card m thanh (sound card), card

mn hnh (VGA card), card capture

u t mi hoc nng cp t my tnh

c sn ti n v

M hnh kt ni thit b nh sau:

2.2. Cu hnh thit b cho cc im cu chi nhnh

Cc im chi nhnh thng c lng ngi tham gia hp t hn, nn cu hnh thit b cng

n gin hn:

STT Thit b Ghi ch

1 Webcam HD

2 Micro khng dy

3 Mn hnh LCD

4

My tnh


mn hnh (VGA card), card capture

u t mi hoc nng cp t my tnh c

sn ti n v

M hnh kt ni thit b nh sau:


Trang 21

www.mobimeeting.vn

2.3. Cu hnh thit b i vi cc im cu trang b thit b hi ngh truyn hnh

phn cng Polycom, Sony, LifeSize

i vi cc im cu trang b thit b hi ngh truyn hnh phn cng ca cc hng

Polycom, Sony, LifeSize, thng thng c trang b cc thit b camera, micro, loa, LCD.

Ta c th s dng li cc thit b ny tch hp vo h thng v trang b thm mt vi thit b

b sung cn thit. Cu hnh thit b cho cc im cu ny nh sau:

STT Thit b Ghi ch

1 Camera S dng li thit b c sn

2 Micro S dng li thit b c sn

3 Mn hnh LCD S dng li thit b c sn

4

My tnh


mn hnh (VGA card), card capture HDMI

M hnh di dy minh ha vic kt ni Polycom vo h thng:

3. Cc chun truyn hnh nh v yu cu ng truyn

3.1. Chun truyn hnh nh

MobiMeeting s dng chun truyn hnh nh RTMP (Real Time Message Protocol) kt

hp vi chun nn hnh nh H.264.

Chun truyn hnh nh RTMP c pht trin bi hng Adobe v c s dng bi cc

cng ty ln nh Adobe, Wowza, Youtube, y l mt trong nhng chun truyn hnh nh tt


Trang 22

www.mobimeeting.vn

nht hin nay. Mt trong nhng li ch khi s dng chun RTMP truyn hnh nh v m thanh

l gi tin RTMP lun c u tin v th t truyn v bng thng khi x l QoS (Quality of

Service) ti cc thit b mng (router, switch, modem,), gip gim ti a tr.

Chun nn hnh nh H.264 l chun nn rt ni ting, c pht trin bi t chc ITU-T

Video Coding Experts Group (VCEG) kt hp vi t chc International Organization for

Standardization (ISO). Chun H.264 c nhiu cng ty ln nh Microsoft, Adobe, Apple,

Google, s dng, v c nhiu u im cng ngh:

- H.264 ch truyn nhng vng c s thay i trn frame hnh ch khng truyn ton

b frame hnh, gip tit kim bng thng. Thut ton ca chun H.264 s khoanh

vng nhng v tr c s thay i trn mt frame hnh so vi frame hnh trc , v

truyn nhng d liu thay i ny v pha server. Server s ghp nhng d liu

thay i vo frame hnh tham chiu ti to li frame hnh pha client truyn v.

- D liu c nn trc khi truyn qua li gia client v server, gip tit gim bng

thng s dng. Thut ton nn ca H.264 l thut ton nn dng lossless, khng b

mt mt d liu trong qu trnh nn v gii nn, gip hnh nh khng b gim nt.

- H.264 c tnh nng SVC (Scalable Video Codec) gip server to ra mt tn hiu video

(video stream) duy nht nhng c kh nng tng thch vi cc loi thit b khc

nhau (my tnh PC, smartphone, my tnh bng,..), gip h thng tng thch vi

nhiu loi thit b.

3.2. Yu cu ng truyn

s dng h thng hi ngh v o to trc tuyn MobiMeeting chng ta c th s dng

ng truyn ADSL vi bng thng 1.5Mbps/512 Kbps. Nu c nhiu im cng tham gia hp

th bng thng mi im c tnh theo cng thc 256kbps x S im.

Ring i vi h thng Server, khuyn co nn t ti cc mng trc chnh (Core) ca cc

nh cung cp dch v (VNPT, FTP, Viettel). Nu Server t ti c quan hoc cng ty th bng

thng ca ng truyn Upload v Download bng nhau, c tnh theo cng thc 256kbps x

(S im)2. ng truyn ny nn s dng cp quang FTTH hoc cng ngh Leased Line.


Trang 23

www.mobimeeting.vn

4. Bo mt v an ton thng tin

H thng hi ngh truyn hnh trc tuyn MobiMeeting s dng nhiu cng ngh v k

thut nhm m bo bo mt v an ton thng tin cho h thng:

- H thng c trin khai tp trung trn my ch t ti h thng Datacenter ca c

quan, doanh nghip. H thng trung tm c trang b h thng tng la (firewall)

trnh hacker xm nhp bt hp php.

- Nhm tng thm hiu qu bo mt, MobiMeeting c th hot ng trong h thng

VPN kt ni gia cc im hp vi h thng my ch.

- Tn hiu hnh nh v m thanh khi truyn trn mng c m ha vi RTMPE

(Encrypted RTMP), dng 128bit m ha Real-Time Messaging Protocol (RTMP).

y l giao thc x l nhanh hn SSL, nhng vn cung cp mt mc bo mt cao.

- H thng MobiMeeting thc hin chnh sch bo mt kp, mt thnh vin mun vo

phng hp phi chng thc ng nhp vo h thng xem thng tin v thc thi cc

chc nng c bn. Sau mun vo phng hp, mi thnh vin phi xc nhn li m

truy cp vo h thng.

- Cc d liu quan trng ca ngi dng c m ha khi lu xung c s d liu s

dng thut ton EAS v MD5. Chng ti c th thay i thut ton m ha ring theo

yu cu ca qu khch hng.

5. Kh nng tch hp vo cc h thng khc

H thng hi ngh truyn hnh trc tuyn MobiMeeting l sn phm do Cng ty TNHH

CSCOM nghin cu v pht trin, nn hon ton lm ch cng ngh. V vy, MobiMeeting

c kh nng tch hp su vo cc h thng phn mm c sn ca cc c quan, t chc, doanh

nghip. Di y l mt s v d in hnh v kh nng tch hp ca MobiMeeting:

- Tch hp vi cc h thng qun l iu hnh cng vic, qun l vn bn ca cc c

quan. Cung cp tnh nng gi th mi hp trong ni b h thng phn mm.

- Tch hp vo cc h thng o to qua mng E-learning, LMS (Moodle,

Sharepoint,) ca cc trng i hc

- Tch hp vi h thng qun l bnh vin, qun l khm bnh, ca cc bnh vin

- Tch hp vi h thng LDAP ca cc n v nhm cung cp kh nng ng nhp mt

ln truy cp n tt c cc dch v (Single Sign On)

-


Trang 24

www.mobimeeting.vn

CD TON CHI PH

1. D ton phn mm

n v tnh: VND

S im cu (room)

S ngi dng (user online)

Bn quyn phn mm cho

01 im cu trung tm

Bn quyn phn mm cho 01 im

cu chi nhnh Tng chi ph

5 25 90,000,000 80,000,000 410,000,000

10 50 110,000,000 70,000,000 740,000,000

15 100 130,000,000 60,000,000 970,000,000

20 Khng gii hn 150,000,000 50,000,000 1,100,000,000

>20 Khng gii hn 170,000,000 45,000,000

Lu : bn gi trn y l bn gi chung, qu khch vui lng lin h vi Cng ty TNHH

CSCOM c t vn v c gi tt nht.

2. D ton chi ph trang b phn cng

2.1. Chi ph trang b phn cng cho im cu trung tm

STT Thit b S

lng n gi (VND)

Thnh tin (VND)

Ghi ch

1 My quay phim hi ngh 1 35,000,000 35,000,000

2

H thng micro hi ngh - 01 H thng tng m trung tm - 01 Micro ch tch - 10 Micro i biu

1 21,000,000 21,000,000

3 Mn hnh LCD 1 19,540,000 19,540,000


Trang 25

www.mobimeeting.vn

4 My tnh C y sound car), VGA card, card capture

1 11,000,000 11,000,000

Tng cng 86,540,000

2.2. Chi ph trang b phn cng cho im cu chi nhnh

STT Thit b S

lng

n gi

(VND)

Thnh tin

(VND) Ghi ch

1 Webcam HD 1 2,000,000 2,000,000

2 Micro khng dy 1 950,000 950,000

3 Mn hnh LCD 50 inches 1 19,540,000 19,540,000

4 My tnh hoc laptop 1 S dng thit b

c sn ti n v

Tng cng 22,490,000

2.3. Chi ph trang b thit b cho cc im cu trang b thit b hi ngh truyn

hnh phn cng Polycom, Sony, LifeSize

STT Thit b S

lng n gi (VND)

Thnh tin (VND)

Ghi ch

1 My tnh C y sound car), VGA card, card capture

1 11,000,000 11,000,000

Tng cng 11,000,000


Trang 26

www.mobimeeting.vn

DPH LC: CC CHC NNG CHNH CA

H THNG

1. Chc nng dnh cho ngi dng tham gia hp

1.1. T chc nhiu cuc hp song song cng lc

H thng hi ngh truyn hnh trc tuyn MobiMeeting cho php to ra cc nhiu phng

hp o v cc cuc hp ny c th din ra song song cng lc.

1.2. Thay i giao din ca phn mm

H thng hi ngh truyn hnh trc tuyn MobiMeeting c xy dng sn nhiu giao din

khc nhau, mi giao din ph hp vi tng kiu cuc hp nh: hi ngh, tho lun, ging dy,

tp hun, Ngi ch ta c th la chn giao din thay i trong khi cuc hp ang din ra.

Di y l mt s hnh nh giao din ca h thng MobiMeeting.

Giao din Hi ngh: im trnh by chnh c phng to, cc im khc hin th kch thc nh


Trang 27

www.mobimeeting.vn

Giao din tho lun: cc im c hin th kch thc bng nhau

Giao din im trnh by chnh c phng to, cc im khc nm xung quanh. Khung trnh

chiu slide nm bn phi cc im tho lun


Trang 28

www.mobimeeting.vn

Giao din im trnh by chnh c phng to, cc im khc hin th nh hn v hin th

khung trnh chiu, ghi ch, chat

Giao din Ging dy, tp hun: ch hin th hnh nh ca im trnh by chnh (gio vin

hoc ngi hng dn). Khung trnh chiu slide c phng ln hin th ti liu trnh by

1.3. Ty bin giao din phn mm

Ngoi cc giao din c xy dng sn, MobiMeeting cn h tr ngi ch ta ty bin

giao din bng cch thay i v tr v kch thc ca cc khung chc nng. Bn cnh , ngi

ch ta c th tt bt cc chc nng trn mn hnh hoc m thm cc chc nng mi bng cch

chn trong trnh n Chc nng.


Trang 29

www.mobimeeting.vn

1.4. Thay i ngi trnh by chnh trong cuc hp

MobiMeeting h tr ch ta xc nh mt im cu no l im trnh by chnh trong

cuc hp. im cu trnh by chnh s c hin th khung hnh ln v c s dng cc chc

nng dnh cho ngi trnh by nh: iu khin trnh chiu slide, chia s mn hnh desktop,

1.5. Tt hnh nh, m thanh ca mt im hp

Trong cuc hp, ngi ch ta c th tt hnh nh hoc m thanh ca mt im cu no

nhm gim bng thng, hoc gim bt ting n trong khi hp. Khi b tt hnh nh, im cu s

khng c hin th hnh nh trong khung hnh nhng vn cn trong phng hp, vn theo di

c ni dung cuc hp.


Trang 30

www.mobimeeting.vn

Khi nhp kp chut vo hnh nh ca mt im cu, ngi ch ta c th chn Tt hnh nh,

Tt m thanh hoc Tt hnh nh v m thanh.

1.6. Mi mt im cu ra khi phng hp

Trong mt s trng hp nh: cn trao i nhng vn ni b gia mt s im cu, mt

im cu no b li m thanh gy n, ch ta c th mi mt im ra khi phng hp. Khi

c mi ra khi phng hp, im cu bt buc phi thot ra ngoi v khng c theo di ni

dung cuc hp na.

Khi nhp kp chut vo hnh nh ca mt im cu, ngi ch ta c th chn Mi ra khi

phng thc hin chc nng ny.

1.7. Trnh chiu ti liu

Chc nng trnh chiu ti liu cho php ngi Trnh by chia s cc slide bi ging, bi

thuyt trnh, file ti liu, cho cc thnh vin trong phng hp. Ngi trnh by c quyn chn

tp tin ti liu trnh by, chuyn trang v dng con tr chut minh ha trong cuc hp. Cc

thao tc ca ngi Trnh by s c ng b n cc im cu khc.

H thng h tr trnh chiu hu ht cc loi tp tin thng dng: tp tin Microsoft Office

(Word, Excel, PowerPoint), PDF, hnh nh (png, jpg, img,), tp tin Open Office,

Chuyn trang trong khi trnh by

ng b con tr chut

ca ngi trnh by

n cc im khc

Xem ti liu

ch

thumbnail


Trang 31

www.mobimeeting.vn

1.8. Chia s mn hnh desktop

Chc nng chia s mn hnh desktop h tr ngi trnh by chia s mn hnh my tnh ca

mnh cho cc im cu trong cuc hp cng xem. Vi chc nng ny, tt c cc im cu s thy

nhng thao tc bn thc hin trn my tnh. Chc nng ny rt hu ch trong nhng bui tp

hun s dng phn mm, hng dn s dng my tnh,

H thng h tr hai ch chia s: chia s ton mn hnh desktop v chia s mt phn mn

hnh. Hnh di y minh ha cho chc nng v khung xc nh mt phn mn hnh chia s.

Nhp vo y bt u chia

s

Dng vic chia s


Trang 32

www.mobimeeting.vn

1.9. Thu hnh ni dung cuc hp

MobiMeeting h tr ghi li ton b ni dung hnh nh v m thanh ca cuc hp v lu li

di dng tp tin video. Video ny c th lu li lm bin bn ca cuc hp. Chc nng ny

cho php ngi dng chn cht lng u ra ca video l thp, trung bnh, hoc cao.

1.10. Chia s tp tin

Chc nng chia s tp tin h tr cc im cu chia s cc tp tin vi nhau trc tip trong

cuc hp m khng cn phi s dng mt h thng chia s tp tin no khc. Bn c th chia s

hu ht cc loi tp tin nh: ti liu vn bn, hnh nh, video, audio, ngoi tr cc tp tin h

thng nh .exe, batch v cc tp tin ny c th l virus hoc phn mm gin ip c th gy hi

cho h thng.

Chn th mc

lu tp tin

video Chn cht lng

cho tp tin video

u ra

Bt u

ghi hnh

Dng ghi

hnh


Trang 33

www.mobimeeting.vn

1.11. Ghi ch

Chc nng ghi ch l mt trnh son tho vn bn n gin, gip ngi dng c th ghi ch

li nhng ni dung trong cuc hp, nhng thng nht gia cc thnh vin tham gia hp.

Chc nng ny ch cho php ch ta v ngi trnh by c vit ni dung, v ni dung ny s

c t ng ng b cho tt c cc im cu.

Chc nng ny h tr bn y cc cng c son tho vn bn nh: chn font ch, kch

thc, kiu in m nghing gch chn, mu sc, canh l.,

1.12. Bng v minh ha

Chc nng bng v minh ha l mt b cng c v tng t nh phn mm Paint ca

Microsoft, bao gm nhiu chc nng nh: v hnh vung, trn, ng thng, v t do, chn mu,

g vn bn, Cc cng c ny gip ngi trnh by m t tng, ni dung trnh by d dng

hn. Ni dung bn v s c ng b cho cc im cu tham gia hp.


Trang 34

www.mobimeeting.vn

1.13. Trao i trc tuyn (chat)

Chc nng trao i trc tuyn (text chat) h tr cc im cu trao i chung vi nhau hoc

ni chuyn ring vi mt ngi no . Bn c th chn ngi gi n l Tt c gi cho tt c

mi ngi hoc chn tn mt ngi trong danh sch ni chuyn ring.

2. Chc nng dnh cho qun tr h thng

2.1. To phng hp mi v chn ngi tham gia vo phng hp

H thng MobiMeeting h tr bn to nhiu phng hp o trn cng mt h thng, v cc

phng hp ny c th hp song song cng lc. Tuy nhin, ngi dng khng th tham gia vo tt

c cc phng hp m ch c vo cc phng hp c cp quyn.

Chc nng ny h tr ngi qun tr h thng to ra cc phng hp mi v chn ngi c

quyn tham gia vo phng hp.

To phng hp mi


Trang 35

www.mobimeeting.vn

Chn thnh vin c quyn tham gia phng hp

2.2. Gi email thng bo cuc hp

Sau khi to phng hp v chn ngi tham gia, h thng h tr ngi qun tr h thng gi

mail thng bo cc thng tin: thi gian din ra cuc hp, ni dung cuc hp, thnh phn tham

d, cch thc tham d.

Trong email cng c ghi km a ch URL ca phng hp. Ngi nhn email c th nhp

chut vo URL ny trc tip t email n phng hp.

2.3. Qun l ngi dng

Chc nng ny bao gm nhiu tc v, gip ngi qun tr h thng cp v qun l cc ti

khon ngi dng h thng. Mi ti khon c cp tng ng vi mt im cu tham gia vo

cuc hp.

Cc tc v c h tr trong chc nng ny bao gm:

- Thm ti khon thnh vin mi

- Cp quyn cho ti khon

- Sa thng tin ti khon

- Xa ti khon

- Tm kha ti khon


Trang 36

www.mobimeeting.vn

2.4. Sao lu v phc hi d liu

Chc nng sao lu d liu gip ngi qun tr h thng lu tt c d liu trong h thng

thnh mt tp tin duy nht, d dng chp ra cc h thng bn ngoi d phng. Cc d liu

c sao lu bao gm y : d liu ngi dng, phn quyn, danh sch phng hp, cc ti liu

trnh chiu ca ngi dng, cc tp tin chia s ca ngi dng,

Chc nng phc hi d liu gip ngi qun tr ti to li ton b d liu ca h thng t

tp tin d phng.

3. Cc tnh nng h thng

3.1. T ng iu chnh cht lng hnh nh theo bng thng ng truyn

ng truyn internet Vit Nam hin nay pht trin cha ng u gia cc vng min. c

bit l cc vng xa, nng thn, bin o, h tng internet cn kh thp. Bn cnh , c

im ng truyn internet Vit Nam l khng n nh, bng thng tng gim theo thi gian.

V vy, m bo cuc hp din ra lin tc, h thng t ng iu chnh tng hoc gim cht

lng hnh nh, s khung hnh truyn i trong 1 giy (fps) sao cho thch hp bng thng ng

truyn ti mi thi im.

Vi tnh nng ny, h thng MobiMeeting c th trin khai trn hu ht cc loi ng

truyn internet ph bin hin nay nh: ADSL, 3G, FTTH, Leased Line,


Trang 37

www.mobimeeting.vn

3.2. Tnh nng Scalable Video Coding

MobiMeeting c trang b cng ngh SVC (scalable video coding) gip h thng t ng

iu chnh thng s hnh nh u ra ( phn gii, s frame per second) sao cho ph hp vi

thit b m ngi dng ang s dng, gip ti u ha vic hin th hnh nh trn thit b, tit

kim bng thng.

Giai Phap MobiMeeting 3_0

Documents

Transcript of Giai Phap MobiMeeting 3_0