TW201116924A - Digital image apparatus and its setting method of personalized safety shutter value - Google Patents

Digital image apparatus and its setting method of personalized safety shutter value Download PDF

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Publication number
TW201116924A
TW201116924A TW98138317A TW98138317A TW201116924A TW 201116924 A TW201116924 A TW 201116924A TW 98138317 A TW98138317 A TW 98138317A TW 98138317 A TW98138317 A TW 98138317A TW 201116924 A TW201116924 A TW 201116924A
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Taiwan
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value
shutter value
shutter
vibration
shooting
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TW98138317A
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Chinese (zh)
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TWI412878B (en
Inventor
Chi-Jung Weng
Ming-Song Hsiao
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Altek Corp
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Publication of TWI412878B publication Critical patent/TWI412878B/en

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Abstract

A setting method of a personalized safety shutter value is suitable for a digital image apparatus, wherein the digital image apparatus contains a safety shutter value. The setting method of personalized safety shutter value includes: retrieving image according to the photographing shutter value; detecting the vibration degree of the digital image apparatus; calculating the vibration compensation quantity according to the vibration degree; judging whether the vibration compensation quantity is greater than the threshold value of the vibration compensation quantity; when the vibration compensation quantity is greater than the threshold value of the vibration compensation quantity, determining whether the photographing shutter value is greater than the safety shutter value; and when the photographing shutter value is faster than the safety shutter value, adjusting the safety shutter value to be faster.

Description

201116924 六、發明說明: 【發明所屬之技術領域】 本發明係關於一種數位影像領域’特別是一種能提供不同使 用者進行個人化安全快門值設定的數位影像裝置及其個人化安全 快門值的設定方法。 【先前技術】 在現今的日常生活中’各種取代傳統類比技術的數位化產品 φ 已非常普及,數位相機便是一個很好的例子。數位相機利用光感 測器擷取影像並轉換為數位訊號後’以電子圖檔的格式儲存下 來。藉由調整各種拍攝參數,使用者能夠隨心所欲地拍出自己想 要的數位影像,亦能在拍攝後藉由影像處理軟體再對影像進行加 JL 〇 拍攝影像時,數位相機應使感光元件充分曝光,以得到清晰 的影像。若在拍攝環境光線不足等情況下,數位相機便應調大光 • 圈或延長曝光時間以使感光元件充分曝光。但因能調整的光圈大 小有所限制,故在拍攝時須以曝光時間(也就是拍攝時的快門時 間)來補足。例如在曝光時間較長或拍攝夜景時,由於拍攝環境 儿度不足,快門可能要持續開啟數秒之久。且拍攝時數位相機本 體必須保持穩定才能得到清晰的影像,否則即使數位相機只有也 微晃動都會造成擷取之影像模糊。 一 一般而言,安全快門速度代表能得到清晰影像的最慢快門速 度’即-旦快門速度比安全快門速度慢,就容易拍出模糊的影像。 201116924 其中,快門安全速度常被廣泛地定義為焦距(f〇cai i卿h)的倒數。 再者,為了讓使时便難出清晰的影像,許錄位影像裝置提 供防手震之功能。防手震之功能例如可對鏡片或感光元件之往手 震的方^乍補償,藉此讓使用者以比安全快門速度慢的快門拍 照,卻逛能夠拍出清晰影像。例如數位影像裝置具二至三級防手 震功能’這是表示·安全朗慢二^級的快門拍攝,尚能拍 出清晰影像。 由此可知,對於相歡时震處理,安全快門乃扮演著很重 要的角色1而,顧的安全朗速度只是-個提供給大多數使 者的數值並非對每一個使用者都適用^每個使用者可能因為 手持相機的敎度硕,歧因為拍慣不同’使得-般的 7門安全速杉_。樣是說,例如輯穩紐較—般人佳或 是較差的使用者而言,會面臨數位相機内建之安全快門值不適用 的困擾。 【發明内容】 為了解決上述問題’本發明提供一魏位影像裝置及其個人 快Η值的設定方法’可配合肋絲防手震之—震動偵測 使用者在不同快門時的一震動補償量。進而藉由震動補 ^ 影像裝置之初始内建的安全快Η值是否合適’當安 全快門值*適合朗麵,再予以調整。 為達it目的本㈣提供—種數位影像裝置其具有一安全 、值。數位影像裝置係包括一感光元件用以感測所欲擷取物體 201116924 之影像,-快門裝置依據一拍攝快門值來控制感光元件之曝光時 間’,動_單元肋_數位影像裝置之-震_度,以及一 ,制草元與上述感歧件、快門裝置和震動偵測單福接。控制 ^根據震_度計#震_健,且騎震_償量是否大於 Γ震動補償針檻值。當震動補償量大於震_償量Η播值時, 進而判斷拍攝朗值是否快於安全朗值。耐拍攝朗值快於 安全快門值時,調快安全快門值。 #〜根據本侧之—實施範例,當㈣單元的峨結果是震動補 仞1不大於震動補償量門檻值,則進而判斷拍攝快門值是否慢於 數位影像裝置的安全快門值。而若拍攝快門值係慢於安全快門 值’則調慢安全快門值。 本發明另提供_種個人化安全快門值的設定方法其係適用 於具有安缩胸—触景嫩置。個人化安钱Π值的設定 方法包括:域-賴㈣鋪取影像;_數财彡做置的震 動程度;根據震動程度計算震動補償量;判斷震動補償量是 於震動補償量門襤值;當震_償量大於震_償量門播值時, 判斷拍攝朗錢否齡安全快門值;以及當轉快門值快於 全快門值時,調快安全快門值。 、、 β根據本發明之_實施範例,個人化安全朗值的設定方法另 可包括:當震動補償量不大於震動補償量門紐時,判斷拍攝快 門值是否慢於數位影像裝置的安全朗值;錢#拍攝快門奸 於安全快Η值時’調慢安全快門值。 χ 201116924 4上所这根據+發明所揭露的數位影像裝置及其個人化安 全快門值的奴方法,财依據絲侧單元伽彳域影像時之 數位影像裝置哺動紐,以知悉使用者的拍照敎度,並可依 據拍攝簡值判斷目_安全快門值是否適用於朗者。若目前 的安全快門值並不適用於使用者,根據本發明之個人化安全快門 Γ設打法可調整安全朗值,以求接近使用者穩定度或拍攝 m對物雜觸,緣赖綱門值就可 避免拍攝出模_影像。對於触穩定度者,用其合適的安 紐拍辦射景更明亮,並可只崎少量的 這里自’達到省電效果。且對於拍照穩定度較佳者,安 全快門降低後除了可_聰糊_,並可在較昏暗的環境 下拍照。 【實施方式】 、下在實〜方式巾詳細敘述本發明之詳細特徵以及優點,其 内容足以使任何„_技#者了解本發明之技術内容並據以實 且根據本說明#所揭露之内容、申請專利綱及圖式,任何 ‘”、習相關技藝者可輕易地理解本發明相關之目的及優點。 位 巧本發明提供—種數位影像裝置,其具有—安全快門值。且數 置2置蝴人化纖門雜之魏,射數位影像裝 2 _機,或其他具有内建安全快·暨拍照.功能的數位 7y、置。4參考「第1圖」,其係本發明提供之-數位影像裝置 201116924 架,二。關於本發明提供之數位影像裝置1。◦可以是但不限 :第1圖」。為便於更暸解本案之技鋪徵,以下數位影像裝置 100是以數位相機為例。 本發明所提供之數位影像裝置1GG可包括-閃級102、-鏡 頭裝置1〇4、-光圈裝置1〇6、一快門裝置浙、一感光元件⑽、 。類比/數位轉換電路(趟eGnverter) n —儲存單元η:、一 驅動馬達114、—控制單元⑽、-影像處理單元117、-操作裂 φ ί 118震動偵測單元12〇、-快門按鍵ID以及一顯示單元 124 °其中’㈣單^ 116與上述元件電性連接,用以控制各元件 之作動以及相機的運作程序。 操作裝置118可係-使用者操作介面,供使用者操作相機。 當使用者要拍攝時,可按壓快門按鍵122。控制單元116進而執行 許夕運作紅序,如透過驅動馬達114控制鏡頭裝置1〇4的焦距、 控制光圈裝置106的進光量’以及依據拍攝快門值與配合驅動馬 •達114來控制快門裝Ϊ 1〇7,並據此以調控感光元件1〇8的曝光時 間長短。其中’除了驅動馬達114外’亦可採用電磁閥控制光圈 裝置106以及快門裝置1〇7。 欲擷取的攝像物體之反射光線經由鏡頭裝置1〇4以及光圈裝 置106進入感光元件108。而感光元件108將進入的光線轉換成類 比影像訊號,再經由類比/數位轉換電路11G將航影像訊號轉成 數位影像訊號。數位影像訊號經由影像處理單元丨I?進行多像處 理後,儲存在儲存單元m中,使用者並可透過顯示單元τ=4看 201116924 到拍攝的影像。其中,感光元件108可為電荷耦合元件(Charge Coupled Device ’ CCD)或互補式金屬氧化物半導體 (Complementary metal oxide semiconductor,CMOS ),顯示單元 124可為液晶顯示單元。 且,為了使數位影像裝置1〇〇具有個人化安全快門值之設定 功能’數位影像裝置100可配合震動偵測單元12〇,藉由將震動偵 測單元12〇置於數位影像裝置1〇〇之機身内,_數位相機的一 震動程度,例如偵測相機水平或垂直方向的震動程度。請同時參 考「第2圖」’係根據本發明一實施範例之震動偵測單元的示意圖。 圖中的震動姻器係—陀螺儀(gyr_pe),可用來感測與維持方 向的裝置❿陀螺儀乃基於角動量不滅的理論被設計出來的。 承上所述,控制單元116之後就可根據震動偵測單元120所 輸出的震動程度計算出一震動補償量。接著判斷震動補償量是否 大於震動補仏置門檻值’當震動補償量大於震動補償量門檻值 時’進而峨賴朗鼓倾於安全胡值。當拍攝快門值快 於安全快門值時,調快安全快門值。例如控制單元ιΐ6可將安全 快門值設定為目前的拍攝快門值。 補償^檻單元116的判斷結果是震動補償量不大於震鸯 ,, 貞進而判斷拍攝快門值是否慢於數位相機的安全 早7°116可將安全快門值設定為目前的拍攝快門值。 “中震動補仏量可以是對感光元件ι〇8的-位置偏移補償 201116924 量或是鏡頭鏡片的位置偏移補償量。根據數位相機之設計採用補 償感光元件108的位置偏移量或是鏡頭裝置104的位置偏移量。 例如可藉由修正元件調整感光元件108的位置或鏡頭裝置1〇4的 位置,以達到光學防手震的效果。 數位影像裝置1〇〇依據拍攝快門值以及一鏡頭焦距(focal length,亦稱為拍攝時的等效焦長)擷取影像。鏡頭焦距的單位可 以是公厘(mm),且數位影像裝置1〇〇於每次拍攝時之預設的安 • 全快門值可以是鏡頭焦距的倒數(單位為秒)。舉例而言,若鏡頭 焦距為200mm,則安全快門值的初始值可被預設為1/2〇〇秒。 以上所述的部份係為可實現本發明之具個人化安全快門值設 定的數位影像裝置1〇〇的架構。為了使本發明的實施方式更為明 確易t重’本發明更提出―種個人化安全快門值贼定方法,適用 於數位影像裝置1〇〇。201116924 VI. Description of the Invention: [Technical Field] The present invention relates to a field of digital imagery, in particular, a digital image device capable of providing individualized and safe shutter value setting for different users and setting of a personalized safety shutter value thereof method. [Prior Art] In today's daily life, various digital products that replace traditional analog technology φ have become very popular, and digital cameras are a good example. The digital camera uses the light sensor to capture the image and convert it into a digital signal, which is stored in the format of the electronic image file. By adjusting various shooting parameters, the user can shoot the desired digital image as desired, and can also use the image processing software to add JL to the image after shooting, and the digital camera should fully expose the photosensitive element. To get a clear image. If the shooting environment is not well lit, the digital camera should adjust the light circle or extend the exposure time to fully expose the photosensitive element. However, since the aperture size that can be adjusted is limited, it is necessary to compensate for the exposure time (that is, the shutter time at the time of shooting). For example, when the exposure time is long or the night scene is shot, the shutter may be continuously turned on for a few seconds due to insufficient shooting conditions. And the camera must be stable when shooting to get a clear image, otherwise even if the digital camera is only slightly shaken, the captured image will be blurred. In general, a safe shutter speed represents the slowest shutter speed at which a sharp image can be obtained. That is, if the shutter speed is slower than the safe shutter speed, it is easy to take a blurred image. 201116924 Among them, the shutter safe speed is often broadly defined as the reciprocal of the focal length (f〇cai iqing h). Furthermore, in order to make it difficult to produce a clear image at the time, the recording device provides an anti-shake function. The anti-shake function can compensate for the shock of the lens or the photosensitive element, for example, so that the user can take a shutter shot slower than the safe shutter speed, but can take a clear image. For example, a digital video device has two to three levels of anti-shake function. This is a shutter shot that indicates a safe and slow level of two levels, and can still produce clear images. It can be seen that the safety shutter plays a very important role for the phase-shake processing. The safety speed of Gu is only a value that is provided to most of the messengers. It is not applicable to every user. It may be because of the sturdyness of the hand-held camera, because the difference is made by the different 'making-like 7-door safety speed _. For example, if the user is better than the average person or the poor user, it will face the problem that the built-in safety shutter value of the digital camera is not applicable. SUMMARY OF THE INVENTION In order to solve the above problem, the present invention provides a method for setting a Wei position image device and its personal fast Η value, which can be combined with a rib wire anti-shake-vibration to detect a vibration compensation amount of a user at different shutters. . Then, by using the vibration compensation, the initial built-in safety fast value of the image device is appropriate. 'When the safety shutter value* is suitable for the surface, it is adjusted. For the purpose of this (4), a digital image device is provided with a security value. The digital imaging device includes a photosensitive element for sensing an image of the object to be captured 201116924, and the shutter device controls the exposure time of the photosensitive element according to a shooting shutter value, and the moving element _ _ digital imaging device Degree, and one, the grass element is connected with the above-mentioned sensing component, the shutter device and the vibration detecting device. Control ^ According to the vibration _ degree meter #震_健, and whether the riding _ compensation amount is greater than the Γ vibration compensation needle 槛 value. When the vibration compensation amount is greater than the seismic compensation amount, it is further determined whether the shooting singular value is faster than the safe singular value. Adjust the shutter speed faster than the safe shutter value. #〜 According to the implementation example of this side, when the result of the (4) unit is that the vibration compensation 不1 is not greater than the vibration compensation amount threshold value, it is further determined whether the shooting shutter value is slower than the safety shutter value of the digital image device. If the shutter value is slower than the safe shutter value, the safety shutter value is slowed down. The present invention further provides a method for setting a personalized personalized safety shutter value which is suitable for use with a retractable chest-touching position. The setting method of personalized money depreciation includes: domain-lai (four) paving the image; _ number of vibrating to set the vibration degree; calculating the vibration compensation amount according to the degree of vibration; determining the vibration compensation amount is the threshold value of the vibration compensation amount; When the earthquake compensation amount is greater than the earthquake compensation amount, the security shutter value is determined to be photographed; and when the shutter speed is faster than the full shutter value, the safety shutter value is adjusted. According to the embodiment of the present invention, the method for setting the personalized security value may further include: determining whether the shooting shutter value is slower than the security value of the digital image device when the vibration compensation amount is not greater than the vibration compensation amount threshold ; Money # Shooting shutters when safely depreciating, 'slow down the safe shutter value. χ 201116924 4 According to the digital image device disclosed in the + invention and the method of slavery of the personalized security shutter value, the digital image device according to the side of the gamma-domain image of the silk side unit feeds the button to know the user's photo敎 degree, and according to the shooting simple value to determine whether the target _ safe shutter value is suitable for the lang. If the current safety shutter value is not suitable for the user, the personalized safety shutter setting method according to the present invention can adjust the safety value to approximate the stability of the user or to shoot m pairs of objects. The value avoids the shooting of the modal image. For those who are at the touch stability, the shots are brighter with their appropriate amps, and they can only be used to save power. And for those who have better photos stability, the safety shutter can be lowered in addition to being able to take pictures in a dim environment. [Embodiment] The detailed features and advantages of the present invention are described in detail below, and the contents thereof are sufficient for any of the skilled persons to understand the technical contents of the present invention and to disclose the contents according to the present invention. The application of the patents and the drawings, any of the skilled artisans can easily understand the related objects and advantages of the present invention. The present invention provides a digital imaging device having a -safe shutter value. And set the number of 2 sets of people's chemical fiber door Wei Wei, shooting digital image installed 2 _ machine, or other built-in safe fast · cum photo. Function digital 7y, set. 4 Reference to "FIG. 1", which is a digital image device provided by the present invention, 201116924, II. Regarding the digital image device 1 provided by the present invention. ◦ can be but not limited: Figure 1". In order to better understand the technical situation of the present case, the following digital image device 100 is exemplified by a digital camera. The digital image device 1GG provided by the present invention may include a -flash stage 102, a lens device 1〇4, an aperture device 1〇6, a shutter device, and a photosensitive element (10). Analog/digital conversion circuit (趟eGnverter) n — storage unit η:, a drive motor 114, a control unit (10), an image processing unit 117, an operation split φ ί 118 a vibration detecting unit 12 〇, a shutter button ID, and A display unit 124° is electrically connected to the above components to control the operation of each component and the operation procedure of the camera. The operating device 118 can be a user-operated interface for the user to operate the camera. When the user wants to shoot, the shutter button 122 can be pressed. The control unit 116 further performs the red sequence of the operation, such as controlling the focal length of the lens device 1〇4 through the driving motor 114, controlling the amount of light entering the aperture device 106, and controlling the shutter assembly according to the shooting shutter value and the cooperative driving of the horse 114. 1〇7, and accordingly, the exposure time of the photosensitive element 1〇8 is adjusted. In addition to the 'drive motor 114', a solenoid valve can be used to control the aperture device 106 and the shutter device 1〇7. The reflected light of the image pickup object to be captured enters the photosensitive member 108 via the lens unit 1〇4 and the aperture unit 106. The photosensitive element 108 converts the incoming light into an analog video signal, and then converts the aerial video signal into a digital video signal via the analog/digital conversion circuit 11G. The digital image signal is processed by the image processing unit 丨I?, and stored in the storage unit m. The user can view the captured image through the display unit τ=4. The photosensitive element 108 may be a Charge Coupled Device (CCD) or a Complementary Metal Oxide Semiconductor (CMOS), and the display unit 124 may be a liquid crystal display unit. Moreover, in order to enable the digital video device 1 to have a personalized security shutter value setting function, the digital image device 100 can cooperate with the motion detecting unit 12, by placing the motion detecting unit 12 in the digital image device. In the body, the degree of vibration of the _ digital camera, for example, to detect the degree of vibration of the camera in the horizontal or vertical direction. Please also refer to "FIG. 2" as a schematic diagram of a vibration detecting unit according to an embodiment of the present invention. The vibrating weapon system in the figure, the gyroscope (gyr_pe), can be used to sense and maintain the direction of the device. The gyroscope is designed based on the theory of angular momentum immortality. As described above, the control unit 116 can calculate a vibration compensation amount according to the degree of vibration outputted by the vibration detecting unit 120. Then, it is judged whether the vibration compensation amount is larger than the vibration compensation threshold value. When the vibration compensation amount is greater than the vibration compensation amount threshold value, the drum is tilted to the safe Hu value. When the shutter speed is faster than the safe shutter value, adjust the safe shutter value. For example, the control unit ιΐ6 can set the safety shutter value to the current shooting shutter value. The judgment result of the compensation unit 116 is that the vibration compensation amount is not greater than the shock, and further determines whether the shooting shutter value is slower than the safety of the digital camera. The safety shutter value can be set to the current shooting shutter value by 7°116. “The medium vibration compensation amount may be the amount of position offset compensation 201116924 of the photosensitive element ι 8 or the position offset compensation amount of the lens lens. According to the design of the digital camera, the positional offset of the photosensitive element 108 is compensated or The positional shift amount of the lens device 104. For example, the position of the photosensitive element 108 or the position of the lens device 1〇4 can be adjusted by the correcting element to achieve an optical anti-shake effect. The digital image device 1 is based on the shooting shutter value and The lens focal length (also known as the equivalent focal length during shooting) captures the image. The unit of the focal length of the lens can be in mm (mm), and the digital image device 1 is preset for each shot. The full shutter value can be the reciprocal of the focal length of the lens (in seconds). For example, if the lens focal length is 200mm, the initial value of the safety shutter value can be preset to 1/2 sec. Part of the structure is a digital image device that can realize the personalized security shutter value setting of the present invention. In order to make the embodiment of the present invention clearer and more important, the present invention further proposes a personalization. The safe shutter value thief method is suitable for digital video devices.

叫參照第3圖」,係為根據本發明一實施範例之個人化安全 快^值驗定方法之流程示意圖。由「第3圖」可以知悉,個人 化安全快Η㈣設定方法可包括步驟S2G:依據賴快門鋪取影 象4 S22 ·偵測數位影像裝置的震動程度;步驟汹:依據震 動程度計算劾爾量;麵伽:_震_償量料大於震動 補償量Η檻值;步驟S28 :判斷拍攝快門值是否快於安全快門值. 步驟S3〇:調快安全快門值;以及步驟说」士束。 於步驟微’數位影像裝置励依據拍攝快門鋪取影像。拍 决門值可以是由使用者自己設定,亦可是數位影像裳置卿依 201116924 據拍攝的環境條件自動決定的。例如當使用者將數位影像裝置⑽ 調為自動模柄,數蝴錄置⑽可進行自動職(Aut〇 Fo_g AF)’亚自行決定適#_翻門值或是-拍攝光圈值 以擷取衫像。如上所述,安全朗值可峨預設為鏡頭焦距的倒 數。 數位影像農置100並可於步驟奶藉由震動侧單元叫貞 測數2影縣置UK)抽取影料的射震練度。其中,震動 單7G 120可為陀螺儀’冑陀螺儀在數位影像裝置_内被晃 動日可’可依據物理之角動量不變原理偵測到角速度以及角加速 度。數位影絲置刚便可依據陀螺儀所偵測到的角速度或角加 速度等數值得知震動程度。 於步驟S24 ’數位影像裝置1〇〇彳根據所債測到震動程度,計 f出震動補償量。於步驟S26,數位影縣置斷震動補償量 是否大於震_償量門雛。若是,職示在祕時,數位影像 裝置100被晃動的程度非常可能產生模糊的影像並接著進行步 驟S28,判斷拍攝快門值是否快約見在的安全門權值。 右拍攝快Η值已快於安全快門值但鶴補償量亦大於震動補 償量門捏值,表魏在的安全快門值不適合使用者。從物理意義 上看來,表示使用者以快於安全快門偯的拍攝快門值進行拍攝, 但仍產生手震的情形而造成影像_。換句話說,觀者拍攝時 的穩定性不佳,目此目前的安全快門值並不符使用者的需求。而 對於這位使用者’應給付短的安全快門值,以聽拍到模糊的 201116924 影像。因此於步驟S30,數位影像裝置100調快安全快門值,以貼 近使用者的需求。 調快安全快門值的方法可以例如是直接將安全快門值設定為 步驟S20中使用的拍攝快門值。也就是說,可將拍攝快門值作為 新的安全快門值。數位影像裝置100亦可根據震動補償量調整安 全快門值,例如震動補償量大於震動補償量門檻值,便將安全快 門值調的越快。 於本實施範例之中,若震動補償量不大於震動補償量門檻 值,或是震_償量大於震動補償量門檻值但拍攝快門值慢於安 全快門值,則不對安全快門值作調整(即步驟幻2)。 。月參照冑4圖」,其係為根據本發明另一實施範例之個人化 安全快Η值的設定方法之流程示意圖。由「第4圖」可以知悉, 於本實施範例中,個人化安全快門值的設定方法可包括步驟· ·· 依據拍攝朗賴取影像;步驟S22 :伽難影像裝置的震動程 度;步驟S24 ··根據震動程度計算震動補償量;步驟S26 ··判斷震 動補償量是否大於震動補償量門捏值;步驟⑽ 是否快於安蝴值’·步細:調快安全快門值;步驟S32 = 1,步驟S34 ·判斷拍攝快門值是否慢於安全快門值;以及步驟 S36 ·調慢安全快門值。 本實施範例與「第3圖」之實施範例的差異在 ^步職。絲_物靖爾雜 請於步㈣咖細物慢於安全 = 11 201116924 •J斷即使拍攝快門值較安全快門值慢但仍未產生晃動, 孩不使用者的穩定性較高,或是數位影像裝置刚可能處於較 穩固的狀態。值得注意的是,上述之使用者的穩定性係指使用者 拍攝時使触相機倾的穩定性,而非賊用者財持數位相機 、式拍攝〜像時之手的穩定性。若使用者利用腳架固定數位相 機,自然可得到很高的穩定性,而與使用者本身的拍攝技術無關。 因此在步驟S36,數位影像裝置1〇〇可將安全快門值調慢,但 2調慢的安全快門值應仍足以讓使用者得到清晰的影像。調整安 /王決門值的方式亦可如麵_,參考拍驗門值或補償震動量進· 行調整。藉由調快或調慢安全快門值,數位影像裝置·甚至可 針對穩疋度不同之使用者提供不同的參數(例如拍攝光圈或閃光 _數),而達到個人化或最佳化拍攝的效果。 、舉例來說’穩定度較佳的使用者被設有較慢的安全快門值, 代表數位f;像裝置⑽可麟較長的糾则獲取麵景色或物 體的反射進數位影像裝置丨⑻的光線。因此以閃光燈iQ2拍攝時, 數位影像裝置1GG可輸睐低功率的閃光,以節省耗電量。若數 位〜像褒置1〇〇輸出平均的安全快門速度所需的閃光,則穩定性 較佳的使用者便能夠獲得更充足的拍攝光源和更明亮的拍攝背 景。相對地’數位影像裝置KK)亦可為穩定性較低的使用者調高 閃光燈指數,以求得到足夠清晰的影像。 此外’本發明提供之數位影像裝置及其個人化安全快門值的 設定方法_震動_單元12G _使用者的拍照穩定度,再搭 12 201116924 配光學防手震之修正元件輔 士 更用者。如此有震動偵測單元120 /、之⑨門會比無震動彳貞測單元Η 還低-至三級。 七厌门迷度 綜上所述,根據本發明之數位影像裝置及其個人化安全快門 值的設^___彡像時之細目機嶋⑽拍攝快 門值判斷_安全朗值衫翻於烟者,並將安全快門值 調整為接近制者穩々度或拍攝習慣的數值。因此即使是手持數 位城時穩定度很差(例如老人或小孩)或是很好的使用者,個 人化安全快門值的設定方法亦能提供適當的安全快門值以供使 用。 —雖穌發明以前述之較佳實施例揭露如上,然其並非用以限 本發月任何熟1相像技蟄者,在不離本發明之精神和範圍 内田可作些許之更動與潤飾,因此本發明之專利保護範圍須視 本說明書所附之申請專利範圍所界定者為準。 【圖式簡單說明】 第1圖係為根據本發明所適用之數位相機的架構示意圖; 第2圖係為根據本發明一實施範例之震動偵測單元之示意圖; 第3圖係為根據本發明一實施範例之個人化安全快門值的設 疋方法之流程示意圖;以及 弟4圖係為根據本發明另一實施範例之個人化安全快门值的 設定方法之流程示意圖。 【主要元件符號說明】 13 數位影像裝置 閃光燈 鏡頭裝置 光圈裝置 快門裝置 感光元件 類比/數位轉換電路 儲存單元 驅動馬達 控制單元 影像處理單元 操作裝置 震動偵測單元 快門按鍵 顯示單元 14Referring to Fig. 3, there is shown a flow chart of a personalized security fast value verification method according to an embodiment of the present invention. It can be known from "Fig. 3" that the personalization security is quick. (4) The setting method may include the step S2G: the image is imaged according to the shutter 4 S22. The degree of vibration of the digital image device is detected. Step 汹: Calculating the amount according to the degree of vibration ; face gamma: _ shock _ compensation material is greater than the vibration compensation amount ; value; step S28: determine whether the shooting shutter value is faster than the safety shutter value. Step S3 〇: adjust the fast shutter value; and the step says "snow beam." In the step micro-digital image device, the image is captured according to the shooting shutter. The decision value can be set by the user himself or by the digital image, according to the environmental conditions of the 201116924. For example, when the user adjusts the digital video device (10) to the automatic mold handle, the digital recording (10) can be used for automatic job (Aut〇Fo_g AF)'s self-determination. #_翻门值 or - shooting aperture value to capture the shirt image. As mentioned above, the safe margin can be preset to the reciprocal of the focal length of the lens. The digital image farmer 100 can extract the seismic intensity of the shadow film by the shaking side unit called the 2 2 measurement. Among them, the vibration single 7G 120 can be used to detect the angular velocity and angular acceleration of the gyroscope's gyroscope in the digital imaging device. The digital shadow can be used to determine the degree of vibration based on the angular velocity or angular acceleration detected by the gyroscope. In step S24', the digital video device 1 calculates a vibration compensation amount based on the degree of vibration measured by the debt. In step S26, whether the amount of vibration compensation of the digital shadow county is greater than the vibration compensation amount. If the job is at a secret time, the degree to which the digital video device 100 is shaken is highly likely to cause a blurred image and then proceed to step S28 to determine whether the shutter value is fast enough to see the security gate weight. The right shooting fast Η value is faster than the safety shutter value, but the crane compensation amount is also larger than the vibration compensation amount threshold value, and the safety shutter value of the watch is not suitable for the user. Physically speaking, it means that the user shoots with a shutter speed faster than the safety shutter ,, but still produces a jitter caused by the camera shake. In other words, the viewer's stability during shooting is not good, so the current safe shutter value does not meet the needs of the user. For this user's should pay a short safe shutter value to listen to the blurred 201116924 image. Therefore, in step S30, the digital video device 100 adjusts the security shutter value to be close to the user's needs. The method of adjusting the safe shutter value may, for example, directly set the safety shutter value to the shooting shutter value used in step S20. This means that the shutter speed value can be used as a new safe shutter value. The digital video device 100 can also adjust the security shutter value according to the vibration compensation amount. For example, the vibration compensation amount is larger than the vibration compensation amount threshold, and the safe shutter value is adjusted faster. In this embodiment, if the vibration compensation amount is not greater than the vibration compensation amount threshold value, or the seismic compensation amount is greater than the vibration compensation amount threshold value, but the shooting shutter value is slower than the safety shutter value, the safety shutter value is not adjusted (ie, Step Magic 2). . Referring to Figure 4, there is shown a flow chart of a method for setting a personalized security fast value according to another embodiment of the present invention. As can be seen from FIG. 4, in the present embodiment, the method for setting the personalized security shutter value may include the steps of: • capturing the image according to the shooting; step S22: the degree of vibration of the gamma image device; and step S24. · Calculate the vibration compensation amount according to the vibration degree; Step S26 ··············································································· Step S34: determining whether the shooting shutter value is slower than the safety shutter value; and step S36 · slowing down the safety shutter value. The difference between this embodiment and the implementation example of "Fig. 3" is in the step of step. Silk _ things Jinger miscellaneous in step (four) coffee finer than safe = 11 201116924 • J break even if the shutter value is slower than the safe shutter value, but still does not sway, the user's stability is higher, or digital image The device may just be in a relatively stable state. It is worth noting that the stability of the above-mentioned user refers to the stability of the user to tilt the camera when shooting, rather than the stability of the hand of the digital camera and the hand of the image. If the user uses a tripod to fix the digital camera, it naturally achieves high stability regardless of the user's own shooting technique. Therefore, in step S36, the digital video device 1 can slow down the safe shutter value, but the 2 slow shutter speed should still be sufficient for the user to obtain a clear image. The way to adjust the An/Wang decision value can also be adjusted as the surface _, reference to the detection threshold value or the compensation vibration amount. By adjusting or slowing down the safety shutter value, digital imaging devices can even provide different parameters (such as shooting aperture or flash _ number) for users with different degrees of stability to achieve personalized or optimized shooting. . For example, a user with better stability is provided with a slower safety shutter value, representing a digital position f; a device (10) can be used to obtain a surface or object reflection into a digital image device (8). Light. Therefore, when shooting with the flash iQ2, the digital image device 1GG can favor low-power flash to save power. If the digital ~ image is set to 1 〇〇 to output the average desired shutter speed of the safe shutter speed, users with better stability can get more shooting light and a brighter shooting background. The relative 'digital imaging device KK' can also increase the flash index for users with lower stability in order to obtain a sufficiently clear image. In addition, the digital image device and the method for setting the personalized security shutter value provided by the present invention_vibration_unit 12G_the user's photographing stability degree, and then 12 201116924 with the optical anti-shake correction component assistant. Thus, the vibration detection unit 120 / 9 will be lower than the vibration-free detection unit Η - to three levels. According to the invention, the digital image device and the personalized security shutter value of the invention are set as follows: (10) The shutter value is judged _ the safety value is turned over to the smoker And adjust the safety shutter value to a value close to the system's stability or shooting habits. Therefore, even if you are holding a digital city with poor stability (such as an elderly person or a child) or a good user, the method of setting the personalized safety shutter value can also provide an appropriate safety shutter value for use. - Although the invention has been disclosed above in the preferred embodiment of the foregoing, it is not intended to limit any skilled person skilled in the art, and may make some modifications and refinements without departing from the spirit and scope of the present invention. The patent protection scope of the invention is subject to the definition of the scope of the patent application attached to the specification. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic diagram showing the architecture of a digital camera to which the present invention is applied; FIG. 2 is a schematic diagram of a vibration detecting unit according to an embodiment of the present invention; FIG. 3 is a schematic diagram of a vibration detecting unit according to an embodiment of the present invention; A schematic flowchart of a method for setting a personalized security shutter value according to an embodiment; and a diagram showing a method for setting a personalized security shutter value according to another embodiment of the present invention. [Main component symbol description] 13 Digital video device Flash Lens device Aperture device Shutter device Photosensitive element Analog/digital converter circuit Storage unit Drive motor Control unit Image processing unit Operation unit Vibration detection unit Shutter button Display unit 14

Claims (1)

201116924 七、申請專利範圍: 1.種數位影像裝置,其具有一安全快門值,該數位影像裝置包 括: 一感光元件’用以感測所欲榻取物體之影像; 一快門裝置,依據一拍攝快門值控制該感光元件之曝光時 間; ' 一震動偵測單元,用以偵測該數位影像裝置之一震動程 度,以及 w 一控制單元,耗接贼光元件、該快Η裝置與該震動_ 單元,該控制單it依據該震_度計算—震動補償量,且判斷 該震動補是否大於—震動補償量,值,當該震動補償量 大於該震_償量Π檻辦,觸姉攝快n值衫快於該安 全快門值’當該拍攝快門值快於該安全快門值時,調快入 快門值。 、王201116924 VII. Patent application scope: 1. A digital image device having a safety shutter value, the digital image device comprising: a photosensitive element 'for sensing an image of an object to be taken; a shutter device, according to a shooting The shutter value controls the exposure time of the photosensitive element; 'a vibration detecting unit for detecting the vibration level of the digital image device, and w a control unit for consuming the thief light component, the shutter device and the vibration _ The unit, the control unit it calculates the vibration compensation amount according to the earthquake degree, and determines whether the vibration compensation is greater than the vibration compensation amount, and when the vibration compensation amount is greater than the earthquake compensation amount, the touch is fast. The n-value shirt is faster than the safe shutter value. When the shutter speed is faster than the safe shutter value, the shutter value is adjusted. ,king 2.如中請專利範圍第丨項所述之數位影像裝置,其中該安全 值的初始值為一鏡頭焦距之倒數。 其中該拍攝快門 該控制單元將該 3·如申請專利範圍第!項所述之數位雜裝置, 值快於該安全快門值時,調快該安全快門值, 安全快門值設為該拍攝快門值。 如甲請專利範圍第 於曰〆 办1豕衷置,其中當該震 仏置係不大㈣震_償量_辦 快π值是颁於職位影像裝置的 f早70判斷該 展置的知全朗值,當該拍. 15 201116924 門值於該安全快門值時,調慢該安全快門值。 5·如申請專利範圍第4項所述之數位影像農置,其中該當該拍 快門值慢於該安全快門值時,調慢該安全快門值,係將該安全 快門值設為該拍攝快門值。 ^ 王 6· -種個人化安全簡_設定方法,_於-触影像裳置, 其具有一安全快門值,該個人化安全快門值的設定方法包括: 依據一拍攝快門值擷取影像; 偵測該數位影像裝置之一震動程度; 依據該震動程度計算一震動補償量; 判斷該震動補償量是否大於一震動補償量門捏值; 當該震動補償量大於該震動補償量門檻值時,判斷該拍攝 快門值是否快於該安全快門值;以及 虽該拍攝快門值快於該安全快門值時,調快該安全快門值。 7. 如申请專利範圍第6項所述之個人化安全快門值的設定方法, 其中該安全快門值的初始值為一鏡頭焦距之倒數。 8. 如申請專纖圍第6撕述之個人化安全快門值的設定方法, 其中該當該拍攝快門值快於該安全快門值時,調快該安全快門 值的步驟’係將該安全快門值設為該拍攝快門值。 如申清專_圍第6獅述之個人化安全快門值的設定方法, 另包括: 虽該震動補償量不大於該震動補償量門檻值時,判斷該拍 攝快門值是否慢於該數位影像裝置的該安全快門值 ;以及 201116924 s該拍攝’朗值慢於該安全快門值時,調慢該安全快門值。 1〇·如申5青專利範圍第9項所述之個人化安全快Η值喊定方法, 其中該當該拍攝快門值慢於該安全快門值時,調慢該安全快門 值的步驟,係將該安全快門值設為該拍攝快門值。2. The digital image device of claim 3, wherein the initial value of the security value is a reciprocal of a focal length of the lens. Among the shooting shutters, the control unit will be 3rd as claimed in the patent scope! In the digital device described in the item, when the value is faster than the safe shutter value, the safety shutter value is adjusted, and the safety shutter value is set to the shooting shutter value. For example, please ask the scope of the patent to be set up in the first place, in which the shock system is not large (four) earthquake _ compensation _ fast π value is issued in the post video device f 70 to judge the exhibition know Full Lang value, when the shot. 15 201116924 When the threshold is at this safe shutter value, slow down the safe shutter value. 5. The digital image farm as described in claim 4, wherein when the shutter value is slower than the safe shutter value, the safe shutter value is lowered, and the safety shutter value is set to the shooting shutter value. . ^ 王6· - Personalized security _ _ setting method, _ in-touch image, it has a safe shutter value, the method of setting the personalized security shutter value includes: capturing images according to a shooting shutter value; Measuring a vibration degree of the digital image device; calculating a vibration compensation amount according to the vibration degree; determining whether the vibration compensation amount is greater than a vibration compensation amount threshold value; when the vibration compensation amount is greater than the vibration compensation amount threshold value, determining Whether the shooting shutter value is faster than the safety shutter value; and when the shooting shutter value is faster than the safety shutter value, the safety shutter value is adjusted. 7. The method for setting a personalized security shutter value according to claim 6, wherein the initial value of the safety shutter value is a reciprocal of a lens focal length. 8. If the method for setting the personalized security shutter value of the 6th tear-down is applied, wherein the step of adjusting the shutter value is faster than the safe shutter value, the step of adjusting the safety shutter value is to set the safe shutter value. Set to the shooting shutter value. For example, if the vibration compensation amount is not greater than the threshold value of the vibration compensation amount, it is determined whether the shooting shutter value is slower than the digital image device. The safe shutter value; and 201116924 s slow down the safe shutter value when the shooting 'language value is slower than the safe shutter value. 1 〇 如 5 5 青 青 青 青 青 青 青 青 青 青 青 青 青 青 青 青 个人 青 青 个人 个人 个人 个人 个人 个人 个人 个人 个人 个人 个人 个人 个人 个人 个人 个人 个人 个人 个人 个人 个人 个人 个人 个人 个人The safety shutter value is set to the shooting shutter value. 1717
TW98138317A 2009-11-11 2009-11-11 Digital Image Device and Its Personalized Safety Shutter Value Setting Method TWI412878B (en)

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