US2010073406A1PendingUtilityA1

Display Device, and Driving Method and Electronic Apparatus of the Display Device

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Assignee: SHISHIDO HIDEAKIPriority: May 2, 2005Filed: Nov 23, 2009Published: Mar 25, 2010
Est. expiryMay 2, 2025(expired)· nominal 20-yr term from priority
Inventors:Hideaki ShishidoHajime KimuraShunpei YamazakiJun Koyama
G09G 3/20H05B 33/00G09G 3/30G09G 2300/0842G09G 2320/0261G09G 3/204G09G 2300/0426G09G 3/2077G09G 3/3258G09G 3/2033G09G 3/2022G09G 2320/0276G09G 2320/0266G09G 2300/0809H10K 59/1216
63
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Claims

Abstract

The present invention provides a driving method of a display device for expressing gray scales with n bits (n is an integer) by dividing one frame into a plurality of subframes. By this driving method, pseudo contours which occur in displaying images by a time gray scale method can be reduced.

Claims

exact text as granted — not AI-modified
1 - 14 . (canceled) 
   
   
       15 . An electronic book comprising:
 a pixel including a transistor comprising a-InGaZnO;   a memory; and   a circuit,   wherein the circuit is configured to input a plurality of signals into the pixel by using the memory, and   wherein the pixel is configured to express gray scales in accordance with the plurality of signals.   
   
   
       16 . The electronic book according to  claim 15 , wherein the transistor has a bottom-gate structure. 
   
   
       17 . An electronic book comprising:
 a pixel including a transistor comprising In, Ga, Zn and O;   a memory; and   a circuit,   wherein the circuit is configured to input a plurality of signals into the pixel by using the memory, and   wherein the pixel is configured to express gray scales in accordance with the plurality of signals.   
   
   
       18 . The electronic book according to  claim 17 , wherein the transistor has a bottom-gate structure. 
   
   
       19 . An electronic book comprising:
 a pixel including a transistor comprising a compound semiconductor;   a memory; and   a circuit,   wherein the circuit is configured to input a plurality of signals into the pixel by using the memory, and   wherein the pixel is configured to express gray scales in accordance with the plurality of signals.   
   
   
       20 . The electronic book according to  claim 19 , wherein the transistor has a bottom-gate structure. 
   
   
       21 . The electronic book according to  claim 19 , wherein the compound semiconductor includes Zn. signals. 
   
   
       22 . An electronic book comprising:
 a pixel including a transistor comprising a-InGaZnO; and   a driver circuit formed over a same substrate as the pixel,   wherein the pixel is configured to express gray scales in accordance with a plurality of signals.   
   
   
       23 . The electronic book according to  claim 22 , wherein the transistor has a bottom-gate structure. 
   
   
       24 . The electronic book according to  claim 22 , wherein the same substrate is a glass substrate. 
   
   
       25 . The electronic book according to  claim 22 , wherein the same substrate is a plastic substrate. signals. 
   
   
       26 . An electronic book comprising:
 a pixel including a transistor comprising In, Ga, Zn and O; and   a driver circuit formed over a same substrate as the pixel,   wherein the pixel is configured to express gray scales in accordance with a plurality of signal.   
   
   
       27 . The electronic book according to  claim 26 , wherein the transistor has a bottom-gate structure. 
   
   
       28 . The electronic book according to  claim 26 , wherein the same substrate is a glass substrate. 
   
   
       29 . The electronic book according to  claim 26 , wherein the same substrate is a plastic substrate. signals. 
   
   
       30 . An electronic book comprising:
 a pixel including a transistor comprising a compound semiconductor; and   a driver circuit formed over a same substrate as the pixel,   wherein the pixel is configured to express gray scales in accordance with a plurality of signal.   
   
   
       31 . The electronic book according to  claim 30 , wherein the transistor has a bottom-gate structure. 
   
   
       32 . The electronic book according to  claim 30 , wherein the same substrate is a glass substrate. 
   
   
       33 . The electronic book according to  claim 30 , wherein the same substrate is a plastic substrate. 
   
   
       34 . The electronic book according to  claim 30 , wherein the compound semiconductor includes Zn. 
   
   
       35 . A display device comprising:
 a pixel including a transistor comprising a-InGaZnO;   a memory; and   a circuit,   wherein the circuit is configured to input a plurality of signals into the pixel by using the memory, and   wherein the pixel is configured to express gray scales in accordance with the plurality of signals.   
   
   
       36 . The display device according to  claim 35 , wherein the transistor has a bottom-gate structure. 
   
   
       37 . A display device comprising:
 a pixel including a transistor comprising In, Ga, Zn and O;   a memory; and   a circuit,   wherein the circuit is configured to input a plurality of signals into the pixel by using the memory, and   wherein the pixel is configured to express gray scales in accordance with the plurality of signals.   
   
   
       38 . The display device according to  claim 37 , wherein the transistor has a bottom-gate structure. 
   
   
       39 . A display device comprising:
 a pixel including a transistor comprising a compound semiconductor;   a memory; and   a circuit,   wherein the circuit is configured to input a plurality of signals into the pixel by using the memory, and   wherein the pixel is configured to express gray scales in accordance with the plurality of signals.   
   
   
       40 . The display device according to  claim 39 , wherein the transistor has a bottom-gate structure. 
   
   
       41 . The display device according to  claim 39 , wherein the compound semiconductor includes Zn 
   
   
       42 . A display device comprising:
 a pixel including a transistor comprising a-InGaZnO; and   a driver circuit formed over a same substrate as the pixel,   wherein the pixel is configured to express gray scales in accordance with a plurality of signals.   
   
   
       43 . The display device according to  claim 42 , wherein the transistor has a bottom-gate structure. 
   
   
       44 . The display device according to  claim 42 , wherein the same substrate is a glass substrate. 
   
   
       45 . The display device according to  claim 42 , wherein the same substrate is a plastic substrate. signals. 
   
   
       46 . A display device comprising:
 a pixel including a transistor comprising In, Ga, Zn and O; and   a driver circuit formed over a same substrate as the pixel,   wherein the pixel is configured to express gray scales in accordance with a plurality of signals.   
   
   
       47 . The display device according to  claim 46 , wherein the transistor has a bottom-gate structure. 
   
   
       48 . The display device according to  claim 46 , wherein the same substrate is a glass substrate. 
   
   
       49 . The display device according to  claim 46 , wherein the same substrate is a plastic substrate. signals. 
   
   
       50 . A display device comprising:
 a pixel including a transistor comprising a compound semiconductor; and   a driver circuit formed over a same substrate as the pixel,   wherein the pixel is configured to express gray scales in accordance with a plurality of signals.   
   
   
       51 . The display device according to  claim 50 , wherein the transistor has a bottom-gate structure. 
   
   
       52 . The display device according to  claim 50 , wherein the same substrate is a glass substrate. 
   
   
       53 . The display device according to  claim 50 , wherein the same substrate is a plastic substrate. 
   
   
       54 . The display device according to  claim 50 , wherein the compound semiconductor includes Zn.

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