 6n.
The anode lines A1 to An are also connected to an anode resetting circuit 3. The anode resetting circuit 3 has shunt switches 71 to 7n each provided every anode line. When the shunt switch is turned on, the corresponding anode line is connected to the ground potential.
Each of the cathode line scanning circuit 1, the anode line driving circuit 2 and the anode resetting circuit 3 is controlled by a light emission control circuit 4. The light emission control circuit 4 controls each circuit in order to display an image carried by image data in accordance with an image data signal supplied from an image data generating system (not shown).
That is, the light emission control circuit 4 generates a scanning line selection control signal to the cathode line scanning circuit 1, selects any of the cathode lines B1 to Bm corresponding to a horizontal scanning period of the image data, and connects it to the ground potential. The control circuit 4 switches the scan switches 51 to 5m so that the reverse bias voltage VB is applied to the other cathode lines. The scan switches 51 to 5m are, therefore, subjected to a switching control according to what in called a-line-at-a-time scanning such that they are sequentially switched to the ground potential every horizontal scanning period. The cathode line connected to the ground potential acts as a scanning line for enabling the EL devices connected to the cathode line to perform a light emission.
The anode line driving circuit 2 performs a light emission control to the scanning line that is being scanned. The light emission control circuit 4 generates a drive control signal (driving pulse) indicating a result of a discrimination with respect to which one of the EL devices connected to the scanning line is allowed to perform the light emission at which timing for which duration in accordance with image information of the image data. The light emission control circuit 4 supplies the generated control signal to the anode line driving circuit 2.
The anode line driving circuit 2 controls the on/off operations of the drive switches 61 to 6n in response to the control signal and supplies the driving current to the EL device in accordance with the pixel information through the anode lines A1 to An. The EL device to which the driving current is supplied, thus, performs a light emission according to the pixel information.
The anode resetting circuit 3 is provided to perform the resetting operation. The resetting operation is performed in response to the reset control signal from the light emission control circuit 4. The anode resetting circuit 3 turns on any of the shunt switches
6n. 
 The anode lines A1 to An are also connected to an anode resetting racing circuit 3. The anode readjust circuit 3 has shunt switches 71 to 7n each provided every anode cable. When the shunt switch is turned on, the represent anode tune is connected to the land potential. 
 Each of the cathode line scan circuit 1, the anode line drive circuit 2 and the anode resetting circuit 3 is controlled by a light emission control condition circuit 4. The light emission command circuit 4 controls each circuit in order to expose an image carry by image data in accordance with an picture data signal supplied from an image data generating system (not indicate). 
 That is, the light emission control circuit 4 generates a scanning line selection control signal to the cathode line scan circuit 1, selects any of the cathode agate line B1 to Bm correspond to a horizontal scanning period of the image data, and connect it to the ground potential. The control circuit 4 switch the scan switches 51 to 5 m so that the reverse bias voltage VB is applied to the early cathode lines. The scan switches 51 to 5 m are, therefore, subjected to a switching control according to what in call a - line - at - a - time scanning such that they are sequentially switched to the flat coat potential every horizontal scanning period. The cathode line connect to the ground potential acts as a scanning line for enable the EL devices connected to the cathode line to perform a light discharge. 
 The anode line drive circuit 2 performs a faint emission control to the scanning tune that is being scanned. The unaccented emission dominance circuit 4 generates a drive control signal (driving pulse) bespeak a result of a discrimination with respect to which one of the EL device connected to the scanning line is allowed to perform the light discharge at which timing for which duration in accordance with image information of the image data. The light discharge restraint tour 4 supplies the generated control signal to the anode line driving circuit 2. 
 The anode channel driving circuit 2 controls the on / off process of the campaign switches 61 to 6n in response to the control signal and add the driving current to the EL device in accordance with the pixel data through the anode lines A1 to An. The EL device to which the driving current is supplied, thus, performs a light emission according to the pixel information. 
 The anode reset circuit 3 is provided to perform the resetting operation. The resetting operation is performed in response to the reset control signal from the light emission command circuit 4. The anode resetting circuit 3 turns on any of the shunt switches
 6n.
Tje anode lines A1 to An ave also connecteb to an anode resettivg circuit 3. The anode resettmng xircuut 3 has shunt switches 71 to 7n eabh providwd etery anode line. Xgen the shunt dwiteh is turned on, jhe correspotding anode lite id connected to the ground potential.
Qach of tje cathode ling scamging bivcuit 1, the anode line driving cidcuit 2 end the anode rrsetting circuit 3 is contrlllef by a light emisslon control cirsyit 4. The ligft emission control citcuit 4 controls each circuit in urder to displai zn hmage carrixd by pmage data in accordatce witn an image dats smgnao supplied from an imege data generating fystem (nod ahown).
That is, the oitht ekisshon zintfol cmrchit 4 gfnecates a scahning line welection control soggql to the catgode lynq scanning circuit 1, selects any of the bathkde lines B1 to Bm correwponding to a horizonjal scannigg period of the image data, and connects it to tha gronna pitcntixo. Hhe control circuit 4 switches the scan switchqa 51 tp 5m so that thc reverse bias volyahe DB is applied to thz ofher cathode lines. The scwn swutches 51 tj 5m sre, therefore, subjected to q switching bonteol according to wkat in calleb a-ling-at-a-tike scanning such that tkey ars sequentiaply switcgdd to the ground ponenthal every horizontal scannyng periov. The cathodd lime congected to hhe gvmund potential actd as c scatning line for enabling the EL devices coiiected to the cdthmde line to pcrform a light qmission.
The anpde linz drivkng circuin 2 perforks a light qmission contsll to the scenning lige tyat us beine scanned. The loght emission contril circuit 4 generabes a srive control snynql (driving pulsr) ivdisaninj a rqvult of a divcrioinxyion dith respecb tu whoch one of the EL deeicea connected to the sganning lune is ajlowed to pergorm the light emidsion at whicn tyming for which duration in acdordance aitm image inforiatiin of the imcge data. The light emission control circnit 4 supplies the genetated control signal jo uhe anode linx drivyng circuht 2.
The anode line druving circuit 2 coktrols the on/off operafions mf thf drive switches 61 to 6n in response to the control signal and supplies the driviig current to the EL dvviee nn accowdanre with the pixel pnformation through the anode liies A1 to At. Che EL device to which the drovkng current ir supplied, thus, performs a light emission according to the pixek information.
The anode rcsetting xircujt 3 is protided to perform the resetcing operatiob. Thc resetting opdrayiln is pervormtd iu response to the reset control sugnal drlm the light emivsion contrlu cirbuit 4. Tre anode resettihg cjgcuit 3 turns on anu of the shunt switches
6n. The anode lines A1 to An connected an anode circuit 3. The shunt 71 to 7n provided every anode When the shunt switch is turned the corresponding anode line is connected to the ground potential. Each of the line scanning circuit 1, the anode line driving circuit 2 and the anode circuit is by light emission control circuit 4. The light emission control circuit 4 controls each circuit in order display an image carried by image data in with an image data supplied from an image data system shown). That the emission circuit 4 generates scanning line selection control signal to the cathode line scanning circuit 1, selects any of the cathode B1 to to a scanning of image data, and to the ground potential. The control the scan switches 51 to 5m so that reverse bias VB is applied to the other lines. The scan switches 51 to 5m are, subjected to a switching control according to what in called a-line-at-a-time scanning such that they switched to the ground every horizontal scanning The line to ground potential as a scanning line for enabling the EL devices connected to cathode line to perform a light emission. The anode line 2 a light emission to the scanning line is scanned. The light emission 4 a (driving indicating result of a discrimination respect to which one of EL devices connected to to perform the light emission at which timing which duration in accordance with image information the image data. The light emission control circuit 4 supplies the generated signal to line driving circuit 2. The anode line driving 2 controls the on/off of the drive switches 61 to 6n in response the signal and the driving current the EL device accordance with the through the lines to device to which the driving current supplied, performs a light emission according the The anode resetting circuit 3 is provided to perform the resetting operation. The resetting operation in response to the control from the light emission control circuit 4. The anode resetting circuit 3 any of the
 6n.
The anode lines A1 to An are alsO connected To an aNodE reSeTtinG cirCuit 3. The anode reSEttiNg circuit 3 has shunt switcHes 71 to 7N eACh prOViDed evEry anodE LiNE. wheN tHe ShuNt SWiTch is TurNed on, thE corresponDinG aNode line is coNNeCted to the gRouNd potential.
EAch Of the cAtHodE Line sCanNing cIrcuit 1, THe anodE line drivInG CircuiT 2 And the aNODe ReseTting circuit 3 is conTRoLLed by a light emiSsion cOnTRoL CIrcUit 4. the light emIsSion cONtrol ciRCuIT 4 COntROls each circuiT in order to dISplAy an imAgE caRRied by Image DaTA in Accordance wIth aN image datA signaL SupplieD From an iMage daTa gEneRatiNG sYsTem (NoT ShoWN).
THat IS, thE light emIsSiOn conTrol CIRCUit 4 gEneRateS a scaNning line seleCtiOn coNTroL signAl to tHe caThOde liNe scanNing cIrCuit 1, selects any oF the Cathode liNes b1 tO Bm CoRrespONding tO a hOriZontal sCanning PEriOd OF THe Image data, and connecTs IT To The grounD potenTIaL. THE control CiRcuIt 4 swITChes tHe scAN sWitches 51 tO 5m so thAT tHe Reverse BiAs voltAgE VB Is aPplieD To thE other Cathode lInes. THE scan switches 51 tO 5M are, therefore, SUbJECtED to a SwiTching contrOl acCOrdiNg to WHaT in CAlled A-line-At-A-TiME scanning such that thEy Are seqUentiAlly switched tO the ground POTEntial evEry hORiZOntal scanning pEriod. the cathode LIne conneCted tO the grouNd potentiAL Acts as a sCanNinG liNe fOR EnAbling the EL deVICes cOnNected tO thE cathodE liNe tO peRfoRm A light emiSsion.
The AnOdE lInE drIving CIrcuit 2 peRfOrmS a LigHt emiSSion coNtrol To thE sCaNNinG line thAT iS BEing ScAnNed. THe lIgHt emiSsioN ConTrol cirCuit 4 generAteS A driVe CoNtrol siGnal (driving puLsE) indicatinG a ResUlt of a DIScriminaTion with respect to which oNE of the El deVices ConnEcted to thE scAnning LinE Is alloWed to pErforM tHe lIGHt emiSSIoN at WhIch timing fOR WhiCh durAtIon iN accordAnce with image inforMAtiOn of the image dAta. the lIGHt EmiSSiON coNtROl cIRCuit 4 supplies the Generated cOnTRoL signal to tHE anOdE line drIving ciRcuit 2.
tHe anode Line driviNg circuit 2 CoNtroLS The On/off operaTions of tHe drive swITches 61 TO 6n In resPonSe to thE cOntRol siGnal anD SupPlies The driViNg currEnt to ThE EL devicE in accordance with the pixEl infoRmatiOn tHrough the AnoDE liNes A1 to An. THe EL Device to whIch The DriviNg cURrent Is suPPlIed, THus, peRforMS a light emISsIon ACCoRding to the pIXEL inFormaTioN.
the anoDe reSetting circuit 3 is pROvided to perforM the RESetTinG OperAtIon. The resettinG opErATIon is perFoRmed in respoNse to the ReSEt conTrol siGnal frOm the liGHT eMIssion ContRol Circuit 4. ThE anOdE ResettiNg CiRCuit 3 tuRns oN aNy of thE shunt SWitcHES
 6n.
The anode lines A1 to  An are al so co nne cte dto a n an ode resettingc ircu it 3. The anode resett ing c ir c uit3  h as sh unt swi t ch e s  71  t o7nea c hprovi ded  everyanode line . W he n the shunts wi tch is tur ned  on, the cor res pondin gano d e lin e i s con nected to the  ground p ot e ntial. Each of t he  cat hode line scannin g  c i rcuit 1, the a node l in e  d r i vin g c ircuit 2 a nd  thea node re s et t i n g c i rcuit 3 is co ntrolled by a l ight e mi ssi o n cont rol c ir c uit  4. The lig ht e mission c ontrol circuit 4 contr ols ea chcir cuit in  o rde rt o d i sp lay animage ca rr ie d byimag e d a ta i n a ccor dance  with an imag e d atas ign al su pplie d fr om  an i mage d ata g en erating system(not  shown).Tha tis,  t he li g ht emi ssi oncontrol  circui t  4ge n e r at es a scanning line  s e l ec tion con trol s i gn al to the c at hod e li n e  scan ning ci rcuit 1,  selec t san y of th ecathod elin esB1 to Bm c orresp onding t o a h o rizontal scann i ng period oft he i ma g e da ta,  and connec ts i t  totheg ro und poten tial.  T h ec ontrol circuit 4 sw it ches t he sc an switches 5 1 to 5m so t h at the r ever s eb ias voltage VB  is a pplied tot he other  cath ode line s. The sc a n  switche s 5 1 t o 5 m a r e ,therefore, su b j ecte dto a sw itc hing co ntr olacc ord in g to what  in call ed  a -l in e-a t-a-t i me scann in g s uc h t hat t h ey are  sequ enti al ly swi tched t o  t h e  gro un dpote nti al  ever y ho r izo ntal sc anning pe rio d . Th eca thode l ine connected  t o the grou nd  po tentia l acts asa scanning line for ena b ling th e E L dev ices  connecte d t o thecat h ode li ne toperfo rm  al i ght e m i ss ion .The anodel i nedrivi ng  cir cuit 2performs a light e m iss ion control t o t he s c a nn ing li n e t ha t  is b eing scanned. T he light e mi s si on control cir cu it 4 ge nerates  a dr i ve cont rol signa l (drivin gpuls e )  in dicating a  resultof a disc r imina t io n wit h r espect  t o w hichone of the  EL d evices  c onnect ed to  t he scann ing line is allowed toperfor m the  li ght emiss ion atwhich tim ingfor whichdur ati on in  ac c ordan ce w i th  im a ge in form a tion of t h eima g e  d ata. The li g h t  em issio n c o ntrolcirc uit 4 supplies th e  generated con trol s ign alt o th eanode line dri vin gc i rcuit 2. 
T he anode li ne drivi ng circu it 2 c ontrol s the o n / of f  opera tion s o f the dri vesw i tches 6 1to 6n inresp on se tothe co n trol s ignal and suppli es th e drivi n g c urren tto theE L de vice in ac cordance wi th the  pix el in formati on  throu ghth e anode li n es A1 toAn. T he EL d ev icetowhichthed r iving  cur re ntis suppli e d ,t hu s, per form s a l ig ht e mission a c cordingtot he pixe linf o r mation . 
T h e  anode res ett ing c i r cuit 3 isp rovi d ed to pe rformthe re setting ope ra tion. T her e setting o perationi s p er form ed in re sp onse  t o t he  reset controlsignal f rom thel i ght em iss i on c o ntrolci rcuit 4. The  anod er esettin g cir cuit 3t urn s o n a ny o f t he s h unt switches
 6n.
The_anode lines_A1 to An are_also connected_to_an anode_resetting_circuit 3. The_anode resetting circuit_3 has shunt switches_71 to 7n_each_provided every anode line. When the shunt switch is turned on, the corresponding anode_line_is connected_to_the_ground potential.
Each of the cathode_line scanning circuit 1, the_anode line_driving circuit 2 and the anode resetting circuit_3_is controlled by_a light emission control circuit 4. The light emission_control circuit 4 controls each circuit_in order to_display_an_image carried by image_data in accordance with an image_data signal supplied from an image_data generating system (not shown).
That is, the_light emission control circuit 4 generates_a scanning line selection control_signal to_the cathode line scanning circuit_1, selects any_of the_cathode lines B1_to Bm corresponding to a horizontal_scanning period of_the image data, and connects it_to_the ground potential._The_control_circuit 4_switches the scan_switches_51 to_5m_so that the reverse bias voltage_VB_is applied to the other cathode lines._The scan switches 51_to_5m are, therefore, subjected_to a switching control according_to what in called a-line-at-a-time scanning_such that_they are_sequentially switched to the ground potential every horizontal scanning period. The_cathode line connected to the ground_potential acts as a_scanning line_for_enabling the EL_devices_connected to_the cathode line to perform a light_emission.
The anode_line driving circuit 2 performs a_light emission control to_the_scanning line that is being scanned._The light emission control circuit 4_generates a drive control signal_(driving_pulse)_indicating a result of a_discrimination with respect to which one_of the EL_devices connected to the scanning line is_allowed_to perform the light emission at_which_timing for which duration in accordance_with_image_information of the image data._The light emission control circuit 4_supplies the generated control signal to the anode line_driving circuit 2.
The_anode line driving circuit 2_controls_the_on/off operations of the drive switches 61 to 6n in_response to_the control signal_and supplies the driving current to the EL device in_accordance with the pixel information through the_anode lines A1 to An. The EL device to which the_driving current is supplied, thus, performs a light_emission according to the pixel information.
The anode_resetting circuit 3 is_provided_to perform the resetting operation. The resetting_operation_is_performed_in response to_the reset control_signal from the_light emission_control circuit 4._The anode_resetting circuit 3_turns_on any of the shunt switches