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P o s sible A p plic a ti o n s of H an d h el d C o m p ut e rs in

I m g u ag e E d u c ati o n an d E d u c atio n al A d m i mi str ati o n by

C h ristophe r C o v ey

l

a

n d Tets uya Fujita'

1 .0 Intr od u ctio n

T h is p ape r wi ll des cri be both th e p otenti al u s e s of P alm O S h an d held com pute r s a s m ul 也m edia

le ar ning platfo r m sin langu age edu c ao n, a s w ell a s r e c e nt dev elop m e nts in th e ap plic atio ns of h an d hel d c o mpute r s in edu c atio nal ad m in istr ati o n . Re c ent pr ogr ess in h an d held c o mpute rs design

a

n d fu n ctio n al ity, o v e ral l data sto r age, an d th e abilit y to e xp o rt an d sto r e s e v e ral di ffe r e nt fo rm ats of P C docu m ents fo r us e on P al m O S hand hel d c o mputer s cle arly de m onstr ate th at th ey hol d a gre at deal ofpr o mi s e.T h ispape r w atte m p t to show th epr ogr e s s th atha sbe e n m ade in th epa st ye ar or

s o, a s w ell a s elab o r ate up o n th e pr ogr e s s th at n e edsto be m ade in o rde rto r e a ch th e stage wh e r e

t

h ey c an t ruly fu n cti o n a s u s efu l m ul ti m ediale a n in g platfo rm s in 1an gu age edu c ati o n . m e n , th e u s e of h an d held c o m pute r s a s data c olle ctio n to ols fo r ad mi nistr ado n in c o nJ um Ctio n wi th Stude nt A d mi mi str ativ e Syste m s an d w eb site s th at c an be c o ntin u o u sly updated an d ac c ess ed by students,

fa culty, an d oth e r s wi th pr ope r a c c e s s wi n be de s cri bed.

m O R D S

Pe rs o nal D igital As sist ant(P D A); e,bo ok; Portable D o c u m e nt Fo rm at(P D F)

2O T h e Pr e s e nt G e n e r atio n of Hand h el d C o m pute r s & S oftw a r e

D uring the la st y ea r to tw o y e ar s, Palm O S hand h el d c o m p ute r s hav e m ade gr e at stri de s in pr o c e s s o r spe ed, going fro m a n average of ab o ut 3 3 M H z to a h igh of ar o u nd 4 0 0 M H z.

C o n c o mitantly, inte rn al m e m ory fo r ap plic ations an d data sto r age w e nt & o m 8 M egaby te s toits

p r ese nt m a x of 6 4 M eg aby te s in Palm 's h igh e st pric ed u nit, th e T un gsten C . T he quahty of I.C D d isplay s, a s w ell a s cr o s splatfo rm c o mpati bility wi th W indo ws P C s oft wa re ha s also im pro v ed dr am acal 1y.

n e e m e rge n c e of B lu eto oth an d W ir ele s s F i delity tw o ne w wi r eles s proto c ols fo r h an d hel d de vices h a si mp r o ved th eir c o n n e ctivit y to periphe ral devic e s, othe r P C's and the h tern et.

H an d hel ds c om pati ble wi th both wi r ele s s st an d ar ds ar e also begi n nin g to e m e rge, as ar e hyb ri d P D A/c ellpho n e s li ke H an dspring

'

s Tr e o 6 0 0. Ea ch of th e s e wi r ele s s pr oto c ols ai m s to gi v e th e

ne xt gene r atio n of h an d hel ds s o m e k in d oftelepho ny c ap abi lit y a s w ell, but in al 1 h keh h ood, th e

G S M/G P R S c ellpho n e data pr oto c ol u s ed by th e Tr e o 6 0 0 is th e be st choic e fo rpr ovi d in g wi r ele s s

i

nte rn et c on ne cti vi ty wi th teleph ony an d a fu 11y n ctional hand held c o m pute r. W lFi, wh ich r oute s telepho n e cal 1s th r o u gh th e h tern et an d h a sbe e n he avi ly hy ped a s th e wave of th e futu r e but se e m

to ha v e m an y inher e ntli mi tao n s

, th e big ge st o n e bein g th eir li mi ted co v e r age whe n c o mp ar ed to

* ビ ジ学科

(2)

2 3 0 C h ristop he rCo v ey Tets uya Fujita

c ellph o n e proto c olsli ke G S M /G P R S.

M uld m edia edu c ati o n al c o nte nt de sign ed sp e ci五c allyfo rP D As h as begu n to e m e rge,butin a fo r m

that is gr e atly limited by the la ck of sto r age c ap a city . C o m plic ated and devic e spe cific data

c o m pr e s sio n s ch e m e s to sto r el arge a udio fi1e s fo r s elfstudy l an g uage study h a v e b e e n u s ed wi th 1itde o r n o m ar ket pe n etr ati o n fo r th e n e w pr oducts In th e opinion of th e a uth o r th is sh o ws th e

pote n也al fo r m ul ti m ed ia on h an d helds,but al s o provi de s a cle ar illustr atio n of itspres e ntli mitati o n s

n e a uth o r ha s fiel d te sted a v ari ety of ap plic atio n s th at al lo w u s e r sto po rt do c u m e nts c r e ated o n

w l n do w sP Csto th e P al m an d vi c e v e r s a. W ith o ut a do ubt th e slicke st an d m o st u s efu lap plic atio n s uite fo r th is pu rpo s eis v e r sion 6 of "D o c u m e ntsto G o

"

by D ataviz C o rpor atio n V e r sio n 6 of this s oft w ar e pr ovi des vi rtual 1y al lof th e fe atu res th at us e r s w oul d e xp e ct to find in fu lly fu n ctionin g p c s oft w ar e. Fo r w o rd pr o c e s sing an d spreadsh e etfi1e s th isin clude s spell che ck ing, w o rd c o u nt a s w ellas s up p o rt fo r v ario u sk inds of fi1e fo r m ats th at ar e ofte n n ot e v e n s up p o rted in M ic r os oft W o rd

(w o rd Pe rfe ct, R T F , Q u atr o P r o, Le tu s 1 23, etc). A u the sta nda rd M ic r o s oft P C p r ogr a m s a r e

s up po rted; th is al s o in clude s M ic r o s oft O utlo ok a nd Po w e rP oint Al l of th e ap plic atio n s th at th e auth o r u sed w o rked w ell, with the c a v e at that the w o rd pr o c e s sing s oftw a r e te nded to c r a sh

o c ca sional ly . H ow e ver

,it sho uld be pointed out th at th e se cra she s only r equir ed s oft res ets wh ich

di d n ot r e s ultin an ylos s of data o r an yth ing m o r e th an a minorin c o n venie n c e. T he m ajo riss u ein

u sin g both th e P al m O S v ersio n of W o rd an d Excel w a s th at, while th e tran sfe r of fi1e fo rm atdng ba ck an d fo rth betw e e n both platfo r m s u s ual ly w e nt s m o oth ly, o c c a sio nal pr oble m s wi th fo nts an d im age s w e r e e n c o u nte r ed In spite of th is,‑itis fe a si ble to a s s u m e th at t he inhe r e nt bugs

i. n th e

"

D o c u m e ntsto Go

"

s oft w 訂 e a S W ell a s M obile W o rd an d M obile Ex c el wi ll be c o r r e cted in sh o rt

o rde r.

w lth o ut a do ubt, th e m o st signific ant de v elop m e ntin ter m s of h an d hel d c o m puter s oftw ar e w a s th e e m e rgenc e of a version of A dob e Acrob at Re aderfor th e Palm , and s e verl othe r hand h el d

ope rag system s 1is s oftw ar e, which op erate s on th e P C , pr ep ar e s A dobe do cu m e nts an d e book s to be vie w ed o n h an d h elds. T h is dev elop m e nt, c o upled wi th th e cr e ation of proprietary h an d hel d r e ade r s oftw ar e o m P al m and oth e rs,ha sin c r e a s ed th e uti lity of h an d held c o mputers by

a

n o rde r of m agnitudein th is wi te r 1 s opl n 1 0 n.

A

l l of th is eb 6ok r e ader soft w ar e has s ud de nly created an e xisting li br ary of th o us an ds of books a

n d an alm . st un1i mi ted n u mbe r of do c u m e nts d tte nin A dobe P D F O'o rtable D o c u m e ntF om at).

D ue to th e fa ct th at c r ea g a P D F fr o m M ic r osoft W o rd o r m an y oth e rlw o rd pr o c e s s o r s/de sktop p ub lish in g pr ogr am sis in c r edi bly simple,it stan ds to r ea s o n th at te xtbook p ub lisher s c o uld e a sily

start to o#e r both P D F an d tr adi tio n al h ardc op y ve r sion of c ollege orh igh s cho oltexo oks lis

de v elop m e nt m ake sit alm ostinevitable th at at s o m e ti m e in th e fu tu r e, signific an t n u mbe rs of

stude nts wi ll begi n to cho os e to buy th eirtextbo oks in A dobe P D F fo r m at inste ad of atr adido nal

h a rdc op y tex o ok .

参照