JP5159294B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP5159294B2 JP5159294B2 JP2007333533A JP2007333533A JP5159294B2 JP 5159294 B2 JP5159294 B2 JP 5159294B2 JP 2007333533 A JP2007333533 A JP 2007333533A JP 2007333533 A JP2007333533 A JP 2007333533A JP 5159294 B2 JP5159294 B2 JP 5159294B2
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- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 125000000962 organic group Chemical group 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 238000002294 plasma sputter deposition Methods 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 239000011112 polyethylene naphthalate Substances 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 229910021426 porous silicon Inorganic materials 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000004151 rapid thermal annealing Methods 0.000 description 1
- 239000001054 red pigment Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000003870 refractory metal Substances 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 239000005266 side chain polymer Substances 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- GGCZERPQGJTIQP-UHFFFAOYSA-N sodium;9,10-dioxoanthracene-2-sulfonic acid Chemical compound [Na+].C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 GGCZERPQGJTIQP-UHFFFAOYSA-N 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
- H03F3/08—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only controlled by light
- H03F3/082—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only controlled by light with FET's
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/08—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof in which radiation controls flow of current through the device, e.g. photoresistors
- H01L31/10—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof in which radiation controls flow of current through the device, e.g. photoresistors characterised by potential barriers, e.g. phototransistors
- H01L31/101—Devices sensitive to infrared, visible or ultraviolet radiation
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3406—Control of illumination source
- G09G3/3413—Details of control of colour illumination sources
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3622—Control of matrices with row and column drivers using a passive matrix
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/08—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof in which radiation controls flow of current through the device, e.g. photoresistors
- H01L31/09—Devices sensitive to infrared, visible or ultraviolet radiation
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0235—Field-sequential colour display
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/06—Details of flat display driving waveforms
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0223—Compensation for problems related to R-C delay and attenuation in electrodes of matrix panels, e.g. in gate electrodes or on-substrate video signal electrodes
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0252—Improving the response speed
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
- G09G2320/0633—Adjustment of display parameters for control of overall brightness by amplitude modulation of the brightness of the illumination source
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/0626—Adjustment of display parameters for control of overall brightness
- G09G2320/064—Adjustment of display parameters for control of overall brightness by time modulation of the brightness of the illumination source
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/06—Adjustment of display parameters
- G09G2320/066—Adjustment of display parameters for control of contrast
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2340/00—Aspects of display data processing
- G09G2340/16—Determination of a pixel data signal depending on the signal applied in the previous frame
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2360/00—Aspects of the architecture of display systems
- G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
- G09G2360/144—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light being ambient light
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Light Receiving Elements (AREA)
- Liquid Crystal Display Device Control (AREA)
- Thin Film Transistor (AREA)
Description
本実施の形態の光電変換装置について、図29、図30、図31、図32、図33、図34、図35を用いて説明する。本実施の形態の光電変換装置は、光検出回路2900と、増幅器2903と、比較回路2904と、基準電圧生成回路2905と、制御回路2906とを有する。光検出回路2900は、光センサ2901と、電流電圧変換回路2902とを有する。
本実施の形態について、図1(A)〜図1(B)、図2、図3(A)〜図3(B)、図4、図5、図6、図7、図8(A)〜図8(B)、図9(A)〜図9(D)、図10(A)〜図10(C)、図11(A)〜図11(C)、図12、図13を用いて説明する。図1(A)に示す半導体装置は、光電変換装置101、バイアス切り替え手段102、電源103、端子OUT、抵抗104とを有する。なお、光電変換装置101は、図1(B)に示すように光電変換素子115と薄膜トランジスタ(Thin Film Transistor(TFT))で構成される薄膜集積回路とを有し、前記薄膜集積回路は少なくとも薄膜トランジスタ113とダイオード接続された薄膜トランジスタ112とで構成されるカレントミラー回路114を有する。なお、本実施形態においてカレントミラー回路114を構成する薄膜トランジスタはnチャネル型薄膜トランジスタとする。また、光電変換装置は、フォトICとも言う。
本実施の形態では、実施の形態1及び実施の形態2とは異なる構成の光電変換装置及びその作製方法について、図14(A)〜図14(D)、図15、図16(A)〜図16(B)、図17、図18、図19、図20(A)〜図20(B)、図21(A)〜図21(B)、図22(A)〜図22(B)、図23、図24、図25、図26、図27、図28(A)〜図28(B)、図36、図37を用いて説明する。
本実施の形態では、実施の形態3と別の構成を有する光電変換装置について、図38を用いて説明する。なお、実施の形態3と同じものは同じ符号で示し、特に記載のないものは実施の形態3を援用する。
本発明の光電変換装置は、液晶表示装置に取り付けられることで有益な効果をもたらす。特に、バックライトを備える液晶表示装置の場合、本発明にかかる光電変換装置の出力に対してバックライトの輝度を変化させることで、画質が向上できる。
本実施の形態においては、各種液晶モードについて説明する。なお、本発明にかかる半導体装置が用いることのできる液晶の動作モードとして、TN(Twisted Nematic)モード、IPS(In−Plane−Switching)モード、FFS(Fringe Field Switching)モード、MVA(Multi−domain Vertical Alignment)モード、PVA(Patterned Vertical Alignment)モード、ASM(Axially Symmetric aligned Micro−cell)モード、OCB(Optical Compensated Birefringence)モード、FLC(Ferroelectric Liquid Crystal)モード、AFLC(AntiFerroelectric Liquid Crystal)などを用いることができる。
本実施形態においては、表示装置の駆動方法について説明する。特に、液晶表示装置の駆動方法について説明する。
本実施の形態では、本発明により得られた光電変換装置を有する半導体装置を様々な電子機器に組み込んだ例について説明する。本発明が適用される電子機器として、コンピュータ、ディスプレイ、携帯電話、テレビなどが挙げられる。それらの電子機器の具体例を、図39、図40(A)〜図40(B)、図41(A)〜図41(B)、図42、図43(A)〜図43(B)、図44、図45、図46(A)〜図46(B)、図47(A)〜図47(B)、図48、図49(A)〜図49(H)に示す。
11 符号
101 光電変換装置
102 手段
103 電源
103a 電源
103b 電源
104 抵抗
104a 抵抗
104b 抵抗
107 手段
111 光電変換層
111i i型半導体層
111n n型半導体層
111p p型半導体層
112 薄膜トランジスタ
113 薄膜トランジスタ
114 カレントミラー回路
115 光電変換素子
116 ユニット
121 端子
122 端子
201 薄膜トランジスタ
202 薄膜トランジスタ
203 カレントミラー回路
204 光電変換素子
222 光電変換層
222i i型半導体層
222n n型半導体層
222p p型半導体層
241 ソース領域またはドレイン領域
242 ソース領域またはドレイン領域
310 基板
312 下地絶縁膜
313 ゲート絶縁膜
314 配線
315 配線
316 層間絶縁膜
317 層間絶縁膜
318 保護電極
319 配線
320 接続電極
324 封止層
331 島状半導体膜
332 島状半導体膜
334 ゲート電極
335 ゲート電極
337 ソース領域またはドレイン領域
338 ソース領域またはドレイン領域
341 ソース電極またはドレイン電極
342 ソース電極またはドレイン電極
345 保護電極
346 保護電極
347 保護電極
348 保護電極
350 端子電極
351 端子電極
360 基板
361 電極
362 電極
363 半田
364 半田
401 端子電極
402 ソース電極またはドレイン電極
403 ソース電極またはドレイン電極
404 配線
405 接続電極
410 素子形成領域
411 受光部
412 増幅回路部
501 薄膜トランジスタ
502 薄膜トランジスタ
503 カレントミラー回路
514 ゲート絶縁膜
701 本体(A)
702 本体(B)
703 筐体
704 操作キー
705 音声出力部
706 音声入力部
707 回路基板
708 表示パネル(A)
709 表示パネル(B)
710 蝶番
711 透光性材料部
712 光電変換装置
721 本体
722 筐体
723 表示パネル
724 操作キー
725 音声出力部
726 音声入力部
727 光電変換装置
728 光電変換装置
731 本体
732 筐体
733 表示部
734 キーボード
735 外部接続ポート
736 ポインティングデバイス
741 筐体
742 支持台
743 表示部
751a 基板
751b 基板
752 液晶層
753 バックライト
754 光電変換装置
755a 偏光フィルタ
755b 偏光フィルタ
761 筐体
762 液晶パネル
801 リリースボタン
802 メインスイッチ
803 ファインダ窓
804 フラッシュ
805 レンズ
806 鏡胴
807 筺体
811 ファインダ接眼窓
812 モニタ
813 操作ボタン
814 光センサ
999 光電変換装置
1100 金属酸化膜
1101 基板
1102 絶縁膜
1103 金属膜
1104 絶縁膜
1104a 下層絶縁膜
1104b 上層絶縁膜
1105 島状半導体膜
1106 ゲート絶縁膜
1107 下層ゲート電極
1108 上層ゲート電極
1109 層間絶縁膜
1110 TFT
1111 ゲート配線
1112 電極
1113 電極
1115 電極
1116 電極
1117 オーバーコート層
1118 層間絶縁膜
1119 層間絶縁膜
1121 光電変換層
1121i i型半導体層
1121n n型半導体層
1121p p型半導体層
1122 補助電極
1125 電極
1126 電極
1129 保護膜
1130 金属酸化膜
1131 基板
1132 絶縁膜
1133 金属膜
1134 絶縁膜
1135 カラーフィルタ
1136 オーバーコート層
1137 接着材
1141 電極
1142 電極
1143 電極
1144 電極
1145 ゲート電極
1150 電極
1151 基板
1152 粘着材
1152a 水溶性樹脂
1152b 部材
1161 剥離体
1162 積層体
1203 フォトダイオード
1204 TFT
1205 TFT
1205a TFT
1205b TFT
1205i TFT
1211 カレントミラー回路
1218a 回路
1218b 回路
1218i 回路
1219a 端子
1219b 端子
1219i 端子
1220a 端子
1220b 端子
1220i 端子
1221a 端子
1221b 端子
1221i 端子
1231 カレントミラー回路
1234 pチャネル型TFT
1235 pチャネル型TFT
1241 接続電極
1242 接続電極
1244 配線
1245 配線
2900 光検出回路
2901 光センサ
2902 電流電圧変換回路
2903 増幅器
2904 比較回路
2905 基準電圧生成回路
2906 制御回路
3001 光電変換素子
3002 スイッチ
3003 配線
3004 配線
3005 配線
3101 光電変換素子
3102 スイッチ
3103 配線
3104 配線
3105 配線
3106 配線
3201 光電変換素子
3202 スイッチ
3203 スイッチ
3204 スイッチ
3205 配線
3206 配線
3207 配線
3301 光電変換素子
3303 配線
3304 配線
3401 光電変換素子
3403 配線
3404 配線
20101 バックライトユニット
20102 拡散板
20103 導光板
20104 反射板
20105 ランプリフレクタ
20106 光源
20107 液晶パネル
20201 バックライトユニット
20202 ランプリフレクタ
20203 冷陰極管
20211 バックライトユニット
20212 ランプリフレクタ
20213 発光ダイオード
20221 バックライトユニット
20222 ランプリフレクタ
20223 発光ダイオード
20224 発光ダイオード
20225 発光ダイオード
20231 バックライトユニット
20232 ランプリフレクタ
20233 発光ダイオード
20234 発光ダイオード
20235 発光ダイオード
20300 偏光フィルム
20301 保護フィルム
20302 基板フィルム
20303 PVA偏光フィルム
20304 基板フィルム
20305 粘着材層
20306 離型フィルム
20401 映像信号
20402 制御回路
20403 信号線駆動回路
20404 走査線駆動回路
20405 画素部
20406 照明手段
20407 電源
20408 駆動回路部
20410 走査線
20412 信号線
20431 シフトレジスタ
20432 ラッチ
20433 ラッチ
20434 レベルシフタ
20435 バッファ
20441 シフトレジスタ
20442 レベルシフタ
20443 バッファ
20500 バックライトユニット
20501 拡散板
20502 遮光板
20503 ランプリフレクタ
20504 光源
20505 液晶パネル
20510 バックライトユニット
20511 拡散板
20512 遮光板
20513 ランプリフレクタ
20514 光源
20514a 光源(R)
20514b 光源(G)
20514c 光源(B)
20515 液晶パネル
30101 符号化回路
30102 フレームメモリ
30103 補正回路
30104 DA変換回路
30112 フレームメモリ
30113 補正回路
30121 入力電圧
30122 入力電圧
30123 出力輝度
30124 出力輝度
30131 入力映像信号
30132 出力映像信号
30133 出力切替信号
30201 トランジスタ
30202 補助容量
30203 表示素子
30204 映像信号線
30205 走査線
30206 コモン線
30211 トランジスタ
30212 補助容量
30213 表示素子
30214 映像信号線
30215 走査線
30216 コモン線
30217 コモン線
30301 拡散板
30302 冷陰極管
30302―1 冷陰極管
30302―2 冷陰極管
30302―3 冷陰極管
30302―5 冷陰極管
30302―(N−2) 冷陰極管
30302―(N−1) 冷陰極管
30302―N 冷陰極管
30311 拡散板
30312 光源
30312−1 光源
30312−2 光源
30312−N 光源
50100 液晶層
50101 基板
50102 基板
50103 偏光板
50104 偏光板
50105 電極
50106 電極
50200 液晶層
50201 基板
50202 基板
50203 偏光板
50204 偏光板
50205 電極
50206 電極
50210 液晶層
50211 基板
50212 基板
50213 偏光板
50214 偏光板
50215 電極
50216 電極
50217 突起物
50218 突起物
50300 液晶層
50301 基板
50302 基板
50303 偏光板
50304 偏光板
50305 電極
50306 電極
50310 液晶層
50311 基板
50312 基板
50313 偏光板
50314 偏光板
50315 電極
50316 電極
50400 液晶層
50401 基板
50402 基板
50403 偏光板
50404 偏光板
50405 電極
50406 電極
50410 液晶層
50411 基板
50412 基板
50413 偏光板
50414 偏光板
50415 電極
50416 電極
50417 絶縁膜
50501 画素電極
50502a 画素電極
50502b 画素電極
50502c 画素電極
50503 突起物
50601 画素電極
50602 画素電極
50611 画素電極
50612 画素電極
50621 画素電極
50622 画素電極
50631 画素電極
50632 画素電極
50701 画素電極
50702 画素電極
50711 画素電極
50712 画素電極
50721 画素電極
50722 画素電極
50731 画素電極
50732 画素電極
900101 表示パネル
900102 画素部
900103 走査線駆動回路
900104 信号線駆動回路
900111 回路基板
900112 コントロール回路
900113 信号分割回路
900114 接続配線
900201 チューナ
900202 映像信号増幅回路
900203 映像信号処理回路
900205 音声信号増幅回路
900206 音声信号処理回路
900207 スピーカ
900208 制御回路
900209 入力部
900212 コントロール回路
900213 信号分割回路
900221 表示パネル
900223 走査線駆動回路
900224 信号線駆動回路
900301 筐体
900302 表示画面
900303 スピーカ
900304 操作スイッチ
900310 充電器
900312 筐体
900313 表示部
900316 操作キー
900317 スピーカ部
900401 表示パネル
900402 プリント配線基板
900403 画素部
900404 走査線駆動回路
900405 走査線駆動回路
900406 信号線駆動回路
900407 コントローラ
900408 中央処理装置(CPU)
900409 メモリ
900410 電源回路
900411 音声処理回路
900412 送受信回路
900413 フレキシブル配線基板(FPC)
900414 インターフェース(I/F)
900415 アンテナ用ポート
900416 VRAM
900417 DRAM
900418 フラッシュメモリ
900419 インターフェース(I/F)
900420 制御信号生成回路
900421 デコーダ
900422 レジスタ
900423 演算回路
900424 RAM
900425 入力手段
900426 マイク
900427 スピーカ
900428 アンテナ
900501 表示パネル
900513 FPC
900530 ハウジング
900531 プリント基板
900532 スピーカ
900533 マイクロフォン
900534 送受信回路
900535 信号処理回路
900536 入力手段
900537 バッテリ
900539 筐体
900540 アンテナ
900711 筐体
900712 支持台
900713 表示部
900721 本体
900722 表示部
900723 受像部
900724 操作キー
900725 外部接続ポート
900726 シャッターボタン
900731 本体
900732 筐体
900733 表示部
900734 キーボード
900735 外部接続ポート
900736 ポインティングデバイス
900741 本体
900742 表示部
900743 スイッチ
900744 操作キー
900745 赤外線ポート
900751 本体
900752 筐体
900753 表示部A
900754 表示部B
900755 記録媒体読込部
900756 操作キー
900757 スピーカ部
900761 本体
900762 表示部
900763 イヤホン
900764 支持部
900771 筐体
900772 表示部
900773 スピーカ部
900774 操作キー
900775 記憶媒体挿入部
900781 本体
900782 表示部
900783 操作キー
900784 スピーカ
900785 シャッターボタン
900786 受像部
900787 アンテナ
OUT 端子
VDD 高電位電源
VSS 低電位電源
Vdd 高電位電源
Vss 低電位電源
VOUT 出力電圧
Lo 出力輝度
R301 抵抗
R302 抵抗
R311 抵抗
R312 抵抗
R313 抵抗
R321 抵抗
R322 抵抗
R323 抵抗
RV33 可変抵抗
TR34 トランジスタ
Claims (2)
- 光に応じて電流を出力する光センサ、及び、前記電流を電圧に変換する変換回路を有する検出回路と、
前記検出回路から出力された電圧を増幅する増幅器と、
前記増幅器から出力された電圧と、基準の電圧とを比較して結果を出力する比較回路と、
前記比較回路からの出力によって、前記光の検出範囲を決定し、制御信号を前記検出回路へ出力する制御回路と、
前記光センサに印加するバイアスを反転するバイアス切り替え手段と、を有し、
前記変換回路は、異なる抵抗値を有する複数の抵抗、及び、前記複数の抵抗の各々に対応する複数のスイッチを有し、
前記複数のスイッチは、前記制御信号に従い、各々が対応する前記抵抗と前記光センサとの電気的な接続を制御することで、前記複数の抵抗の0個又は1個以上と前記光センサとを電気的に直列接続する機能を有し、
前記光センサは、光電変換素子と、カレントミラー回路と、を有し、
前記光センサは、前記カレントミラー回路が有するトランジスタのしきい値電圧を制御することで、前記電流を増減させる機能を有し、
前記バイアス切り替え手段は、前記光センサに照射される光の照度に応じて前記バイアスを反転する機能を有することを特徴とする半導体装置。 - 請求項1において、
前記複数の抵抗のうち一の抵抗値は、他の一の抵抗値の2のべき乗倍であることを特徴とする半導体装置。
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