CCD鍜孋MOS鏄暥(d膩ng)鍓嶄富瑕佺殑鍏╅爡鎴愬儚鎶€琛�(sh霉)锛屽畠鍊戠敘(ch菐n)鐢熶簬涓嶅悓鐨勫埗閫犲伐钘濊儗鏅�锛屽氨鐣�(d膩ng)鍓嶆妧琛�(sh霉)瑷€浠嶅悇鍏峰劒(y艒u)鍔�銆傞伕鎿嘋CD鎴朇MOS鏀濆儚姗�(j墨)鎳�(y墨ng)渚濇摎(j霉)閬╃敤鐠�(hu谩n)澧冨拰瑕佹眰锛� 鍚堥仼閬哥敤CCD鎴朇MOS鎶€琛�(sh霉)锛屼究鑳戒娇鍦栧儚鐩�(ji膩n)鎺ч仈(d谩)鍒伴爯(y霉)鏈熺殑鏁堟灉銆傚彟澶�锛岄倓鍙湅鍒帮紝COMS浣滅偤妤靛叿鐧�(f膩)灞�?ji茅)鎽课︽煇涓婄澶筭(sh霉)锛岃純CCD鏈夎憲鏇村挤鍕佺殑鍎�(y艒u)鍕�銆傛湰鏂囧皣 灏岰CD鍜孋MOS涓昏鎶€琛�(sh霉)浣滅啊瑕佸垎鏋�锛屽苟浣滃嚭閬告搰鍒ゆ柗銆傛枃鏈€鍚庡皪CMOS鎶€琛�(sh霉)鍋氬墠鏅粙绱�銆�
銆€銆€鐒¤珫鏄氦閫氭姄鎷�锛岄倓鏄珮娓呰闋荤洠(ji膩n)鎺�锛屽彧瑕佹噳(y墨ng)鐢ㄥ埌瑕栬鎴愬儚鎶€琛�(sh霉)锛屽氨鏈冩秹鍙婂埌鎰熷厜鍌虫劅鍣ㄢ€斺€斿嵆CCD鎴朇MOS鎴愬儚鎶€琛�(sh霉)銆傛キ(y猫)鍏�(n猫i)灏岰CD鍜孋MOS鐨� 鍎�(y艒u)鍔ｅ嫝瑷庤珫宸茬稉(j墨ng)澶浜�锛屽(xu茅)琛�(sh霉)涓婄埈璜栨湰韬槸寰堟湁鎰忕京鐨�锛屽埄浜庢妧琛�(sh霉)鐨勯€�(j矛n)姝�锛岀劧鑰岄€欑ó鈥滄秶娓垎鏄庘€濈殑鐖珫鎴栬ū鏇磋繋鍚堝悇鍊嬪粻瀹朵綔鐐虹鐖競鍫寸殑閵峰敭鎵嬫锛岃€屼笉鑳借В姹� 瑕栭牷鐩�(ji膩n)鎺т腑閬囧埌鐨勫闅涘晱椤屻€傚鏋滆兘澶犺獚(r猫n)鐪熷瑕栦竴涓嬮€欏叐椤炲偝鎰熷櫒鐨勫劒(y艒u)鍔ｅ嫝鍙婄壒榛�锛屾瘮鐓у闅涢爡鐩腑鐨勬噳(y墨ng)鐢ㄩ渶姹�锛屽墖鑳藉公鍔╃郴绲�(t菕ng)闆嗘垚鍟嗕互鍙婅ō(sh猫)鍌欎緵鎳�(y墨ng)鍟嗛嚌灏嶅闅涙噳(y墨ng) 鐢�锛屾渶澶у寲鍦扮櫦(f膩)鎻嚭CCD鎴朇MOS鍌虫劅鍣ㄥ悇鑷殑鍎�(y艒u)鍕�銆�
銆€銆€CCD鍜孋MOS涓昏鎶€琛�(sh霉)鐗规€ф瘮杓�
銆€銆€灏嶄簬浜ら€氭姄鎷嶅拰瑕栭牷鐩�(ji膩n)鎺�锛屽皪鍓嶇鎴愬儚鍌虫劅鍣–CD鍜孋MOS姣旇純闂�(gu膩n)娉ㄧ殑鎶€琛�(sh霉)鐗规€т富瑕佹湁浠ヤ笅骞鹃粸銆�
 
銆€銆€1.闆诲瓙蹇杸Electronic Shutter

銆€銆€闆诲瓙蹇杸鐢ㄤ締鎺у埗鑺墖寰為枊濮嬪埌绲�(ji茅)鏉熺殑闆昏嵎绌嶅垎鏅傞枔銆傜敱浜嶤CD鑺墖鏆撮湶鍦ㄥ厜绶氫笅锛屽嵆浣挎妸闆昏嵎杞�(zhu菐n)绉讳篃閭勬渻鏈夐浕鑽风疮绌�銆傚洜姝�锛屽鏋滆娓殑鏄亱鍕曠洰 妯�(bi膩o)锛屽氨鏈冪敘(ch菐n)鐢熷父瑾殑Smear(鎷栧奖)鐝�(xi脿n)璞�銆侰CD鏄敤琛岄枔杞�(zhu菐n)绉�(ILT)鐨勬柟寮忚В姹洪浕鑽风疮绌嶅晱椤岀殑锛屾瘡鍊嬪儚绱犺鍒嗙偤鎰熷厜鍗€(q奴)鍜岄浕鑽疯綁(zhu菐n)绉诲崁(q奴)锛岄浕鑽疯綁(zhu菐n)绉诲崁(q奴)涓嶆劅 鍏�锛岄€欐ǎ鍦ㄦ洕鍏夌祼(ji茅)鏉熸檪鍏堝皣闆昏嵎涓€娆℃€ц綁(zhu菐n)绉诲埌杞�(zhu菐n)绉诲崁(q奴)锛屽啀璁€鍑�锛岄€欐ǎ璁€鍑洪亷绋嬪氨娌掓湁闆昏嵎绌嶅垎锛屼笉鏈冪敘(ch菐n)鐢熷洜鐩(bi膩o)閬嬪嫊鑰屽紩璧风殑Smear鐝�(xi脿n)璞�銆備絾椤劧ILT鏂瑰紡娓� 灏戜簡鍍忕礌鐨勬劅鍏夐潰绌�锛岄檷浣庝簡闈堟晱搴�銆傞€欐檪锛岄€氬父鍦ㄥ儚绱犱笂澧炲姞寰€忛彙渚嗘敹闆嗘洿澶氱殑闆昏嵎銆�
銆€銆€CMOS鑺墖涓婇浕鑽烽兘鏄湪姣忓€嬪儚绱犱笂璁€鍑虹殑锛屼笉瀛樺湪CCD鑺墖鐨勫晱椤�锛屽畠鐨勯浕瀛愬揩闁€鍒哛olling shutter鍜孏lobal shutter鍏╃ó锛孯olling shutter閫氬父閲囩敤鐨勯兘鏄�3T鍍忕礌绲�(ji茅)妲�(g貌u)锛屾瘡娆″儏鑳藉皪涓€琛屽儚绱犻€�(j矛n)琛屾洕鍏夋帶鍒�(濡傚湒1-1)锛屽嵆涓€琛屾洕鍏夊悗鍐嶅皪涓嬩竴琛岄€�(j矛n)琛屾洕鍏�锛岄€欐ǎ灏辨渻鍑虹従(xi脿n)濡傚湒1-2鎵€绀虹殑鎯呭舰銆侴lobal shutter鐨勮姱鐗囬渶瑕佸叿鍌�5T鐨勭祼(ji茅)妲�(g貌u)锛屼娇鏁村箙鍦栧儚鎵€鏈夊儚绱犲悓鏅傞枊濮嬪拰绲�(ji茅)鏉熸洕鍏�锛屽湒1-3鏄疓lobal shutter鐨勬垚鍍忔晥鏋�銆備絾5鍊嬪厜闆讳簩妤电鐨勭祼(ji茅)妲�(g貌u)鍚屾ǎ娓涘皬浜嗘劅鍏夐潰绌�锛岄€欎篃鍙互閫氶亷澧炲姞寰€忛彙鐨勬柟寮忎締褰岃銆�

鍦�1-1閬嬪嫊妯＄硦 鍦�1-2 Rolling Shutter 鍦�1-3 Global Shutter

     2. 骞€鐜囷細Frame Rate

銆€銆€鍙﹀涓€鍊嬮渶瑕侀噸榛炶€冩叜鐨勬槸骞€鐜�銆傚皪浜嶤CD鎰熷厜鍣ㄤ締瑾�锛屾姄鎷嶅拰鐩�(ji膩n)鎺ч€熷害涓昏鍙楀埗浜庨浕鑽风殑璁€鍑洪€熷害锛岃畝鍑烘檪閻樺張姹哄畾浜嗛浕鑽疯畝鍑洪€熷害鐨勫揩鎱�锛屽垎杈ㄧ巼 瓒婇珮锛孋CD鑺墖璁€鍑虹殑閫熷害灏辫秺鎱€€傚闅涗笂锛岃畝鍑烘檪閻樼殑涓婇檺鍙栨焙浜庡厜-闆昏綁(zhu菐n)鎻涚殑璁€鍑烘斁澶у櫒鐨勫付瀵�锛屾洿楂樼殑璁€鍑洪€熺巼瑕佹眰鏈夋洿瀵殑甯跺;浣嗗彟涓€鏂归潰锛屽付瀵秺澶� 鍙堟渻甯朵締鏇村鐨勫櫔鑱�锛屽悓鏅傞珮閫熼珮甯跺鐨勮畝鍑烘斁澶у櫒鍔熺巼涔熸渻澧炲姞銆傚洜姝�锛屽皪CCD鎰熷厜鍣ㄨ€岃█锛岄珮閫熸槸鍦ㄥ儚绱犲垎杈ㄧ巼銆佸櫔鑱�銆佸姛鑰椾箣闁撶殑骞宠　銆傚閫氶亾鍙互鍦ㄤ竴瀹� 绋嬪害涓婅В姹鸿畝鍑洪€熷害鐨勫晱椤�锛屽皣鍦栧儚鍒嗘垚澶氬€嬪崁(q奴)鍩�锛屽垎鍒ョ敤璁€鍑烘斁澶у櫒璁€鍑�锛屽啀閫�(j矛n)琛屾嫾鍚堛€傜敱浜庡閫氶亾闆昏矾浣挎敐鍍忔(j墨)楂旂⿳鏇村ぇ銆佸姛鑰楁洿楂�锛屾晠涓嶉仼鍚堜簬鎵€鏈夋噳(y墨ng)鐢�銆�
銆€銆€灏嶄簬CMOS鑺墖鑰岃█锛屼互鍠€嬪儚绱犵偤鍠綅灏囬浕鑽疯綁(zhu菐n)鍖栫偤闆诲锛岃畝鍑烘斁澶у櫒灏变笉鍐嶉渶瑕佹彁楂橀€熷害渚嗘敮鎸佹洿楂樼殑骞€鐜�銆傚洜姝�锛孋MOS鑺墖鏇存槗鐛插緱鏇撮珮骞€ 鐜�銆傝垏姝ゅ悓鏅�锛岃垏CCD涓嶄竴妯�锛孋MOS寰楀埌鐨勫湒鍍忔暩(sh霉)鎿�(j霉)鑳藉娓呴浂鑰岀劇闇€琚畝鍑�銆傞€欏氨瑙ｆ焙浜嗘(j墨)鍣ㄨ瑕虹郴绲�(t菕ng)鍍呭皪鍦栧儚閲屾劅鑸堣叮鍗€(q奴)鍩熸垚鍍�銆佸彧闇€璁€鍑洪儴鍒嗗湒鍍忎俊鎭殑 鍟忛銆傜暥(d膩ng)鍙渶璁€鍑烘劅鑸堣叮鍗€(q奴)鍩熺殑鎳�(y墨ng)鐢ㄥ牬鍚堬紝CMOS鑺墖鑳藉鍦ㄤ笉澧炲姞鍍忕礌闋荤巼鐨勫熀绀�(ch菙)涓婃敮鎸佹洿楂樼殑骞€鐜�銆�

銆€銆€3.寰厜鎴愬儚(浣庣収搴︽垚鍍�)Low-light Operation

銆€銆€鐣�(d膩ng)闇€瑕佸湪寰厜涓嬫垚鍍忔檪锛孋CD鍜孋MOS鎰熷厜鍣ㄩ噰鐢ㄧ殑鎶€琛�(sh霉)鏄笉鍚岀殑锛屽湪寰厜姊濅欢涓�锛岃畝鍑烘斁澶у櫒闈炲父閲嶈锛孋CD閲囩敤绲�(t菕ng)涓€鐨勬斁澶у櫒璁€鍑�锛岀浉鎳�(y墨ng)鐨勶紝 涓€鑷存€ф瘮CMOS瑕佸ソ銆傚井鍏夋浠舵剰鍛宠憲淇¤櫉鍜屽櫔鑱茬殑閲忕礆鎺ヨ繎锛屽櫔鑱插皪鍦栧儚鐨勮唱(zh矛)閲忓奖闊挎渻寰堝ぇ銆傛瘡鍊婥MOS鎰熷厜鍣ㄥ儚绱犱笂鐨勮畝鍑烘斁澶у櫒閮芥槸浣庡付瀵斁澶у櫒锛屾瘮 CCD鎰熷厜鍣ㄤ腑鐢ㄧ殑楂樺付瀵斁澶у櫒鍣伈鏇村皬锛屽洜姝�锛屽彲浠ラ€氶亷鎻愰珮淇¤櫉澧炵泭渚嗙嵅寰楁洿濂界殑淇″櫔姣�銆傝€岄€氬父CCD姣擟MOS鐨勫～鍏呭洜瀛愯楂�锛屽悓妯ｆ浠朵笅鏀堕泦鐨勯浕鑽� 鏁�(sh霉)鏈冩洿澶�銆傚悓鏅侰CD鍙互閫氶亷闆昏嵎鍊嶅鎶€琛�(sh霉)锛屽湪璁€鍑哄墠锛岄€氶亷澶氱礆鐨勯浕鑽峰€嶅锛屾瘡娆″鍔犲皬骞呭害澧炵泭锛岀嵅寰楁洿楂樼殑淇″櫔姣斻€傛澶�锛屽儚绱犵祫鍚堝姛鑳� (Binning)涔熷彲浠ユ彁楂楥CD鐨勯潏鏁忓害锛屽皪N鍊嬪儚绱犻€�(j矛n)琛孊inning鍙皣淇″櫔姣旀彁鍗嘚鍊�銆侰MOS涔熷彲浠ラ€�(j矛n)琛岄浼肩殑Binning锛屽線寰€鏄皪鐩搁劙 鍍忕礌闆诲淇¤櫉閫�(j矛n)琛岄噰妯ｇ枈鍔�锛岀敱浜庨噰妯ｄ篃鏈冨紩鍏ヤ竴瀹氱殑闅ㄦ(j墨)鍣伈锛屽洜姝�锛孋MOS涓皪N鍊嬪儚绱犻€�(j矛n)琛孊inning鎵€寰楃殑淇″櫔姣旂殑鎻愬崌鍙兘閬�(d谩)鍒板€�銆�

銆€銆€4.闈炲彲瑕嬪厜鎴愬儚Other Wavelenghs

銆€銆€CCD鍜孋MOS鎰熷厜鍣ㄥ湪灏嶅彲瑕嬪厜浠ュ鐨勫厜璀滄垚鍍忔柟闈篃鏈夊緢澶х殑涓嶅悓锛屽绱呭鍏�(IR)灏勫埌鍌虫劅鑺墖涓婃檪鏈冩瘮鍙鍏夋墦寰楁洿娣�锛屽洜姝よ鎯冲厖鍒嗘敹闆� 閫欎簺闆昏嵎锛屽氨闇€瑕佸皣纭呰ク搴曞仛寰楁洿鍘氫簺銆傞€欏皪浜嶤CD鑺墖锛屽湪宸ヨ棟涓婃渻瀹规槗浜涖€傝€屽皪浜嶤MOS锛屽伐钘濋倓鏈冩湁浜涘晱椤�銆傚皣鎰熷厜閮ㄥ垎纭呰ク搴曞仛寰楁洿鍘�锛屾剰鍛宠憲瑕佸皣鍏� 浠栫殑鍏夐浕浜屾サ绠″仛寰楀悓妯ｅ帤锛岄€欐ǎ鏈冨奖闊块€欎簺鎺у埗闁€銆佹斁澶у櫒绛夊櫒浠剁殑鎬ц兘銆�
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銆€銆€5.CCD閭勬槸CMOS浣滃嚭閬告搰

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