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TWI244067B - Method of destroying data in optical disk - Google Patents

Method of destroying data in optical disk Download PDF

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Publication number
TWI244067B
TWI244067B TW92110082A TW92110082A TWI244067B TW I244067 B TWI244067 B TW I244067B TW 92110082 A TW92110082 A TW 92110082A TW 92110082 A TW92110082 A TW 92110082A TW I244067 B TWI244067 B TW I244067B
Authority
TW
Taiwan
Prior art keywords
disc
destroying
area
directory
optical disc
Prior art date
Application number
TW92110082A
Other languages
English (en)
Other versions
TW200423036A (en
Inventor
Jin-Sheng Weng
Original Assignee
Taiwan Bor Ying Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Taiwan Bor Ying Corp filed Critical Taiwan Bor Ying Corp
Priority to TW92110082A priority Critical patent/TWI244067B/zh
Priority to US10/460,691 priority patent/US20040216568A1/en
Publication of TW200423036A publication Critical patent/TW200423036A/zh
Application granted granted Critical
Publication of TWI244067B publication Critical patent/TWI244067B/zh

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Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/50Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/02Cabinets; Cases; Stands; Disposition of apparatus therein or thereon
    • G11B33/04Cabinets; Cases; Stands; Disposition of apparatus therein or thereon modified to store record carriers
    • G11B33/0405Cabinets; Cases; Stands; Disposition of apparatus therein or thereon modified to store record carriers for storing discs
    • G11B33/0411Single disc boxes
    • G11B33/0422Single disc boxes for discs without cartridge
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00Cutting
    • Y10T83/04Processes

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)

Description

1244067 九、發明說明: 【發明所屬之技術領域】 本發明係有關一種光碟片訊號之破壞方法,係以破壞 該光碟片目錄導入區之訊號的方式,使得該光碟片所儲存 之資料無法被讀取,防止該光碟片之資料外浪者。 【先前技術】 按一般CD、VCD、DVD等光碟片,係透過印壓技術將訊 號資料變成一連串尺寸不同之凹坑和平台,而將該訊號資 料儲存於光碟中’再運用雷射光判別讀取該光碟内容。 當該光碟片不再使用’而欲將其拋棄時,該光碟片内 所儲存之重要資料亦恐將隨之外洩。為避免資料外浪,在 光碟片擬拋棄不用時’最好能將其所儲存之訊號破壞,以 免該光碟片内所儲存之資重要料不意外浅。 ,一般被使用之光碟片,係於該光碟片中儲存有諸多資 料。而一般之光碟片訊號破壞方式,大都係將該光碟片所 储存之資料予以全面性地損毁破壞。但是,該光碟片所儲 存資料之區域分佈極廣,此種全面性破壞方式不但浪費人 =物力,且有破壞不全之疑慮。當其未完全破壞所儲存之 >料時’其仍無法全面有效地防止資料外、茂。 然而,發明人發現,在光碟片所儲存資料之區域當中, 有=區域為目錄導入區(START LEAD IN,簡稱slo,田係記 :著及光碟片所儲存資料之導人訊號所在。該目錄導入區 光碟片上之位置,係在直徑約46mm之環狀位置(亦即, 1244067 距離名光碟巾心點半徑約 號破壞,即無法讀 置)右將此區之訊 而目前市面上1 存之所有資料。 之方式,來有以破壞光碟片目錄導入區、 ,、防止待拋棄光碟片資料外洩之功效。 【發明内容] 本《月即係有鐘於此,而提供—種光 方法,係以破壞該朵 ” σ〜之破壞 #得兮Η 片之目錄導入區上之訊號的方式 片所儲存之所有資料無法被讀 :’ 止該待拋棄之光碟片_存㈣料外㈣。有放地防 【實施方式] 細說::ΐ光破壞方法’依附圖之實施例更詳 第二圖為顯林發明Γ3:般光碟片之剖面示意圖’ 位置之示意圖,ί 長度治具量取光碟片目錄導入區 瓌氺 弟—圖為顯示本發明以一刮除裝置到除破 壞先碟片目錄導入p J咏破 以一打利获 wβ旒之不思圖,第四圖為顯示本發明
、Τ孔破壞光碟片目錄導入區訊號之示意圖 如第一"圖戶斤+, A 右一、、 ’、一般光碟片1所儲存資料之區域當中, 域為目錄導入區11(START LEAD IN,簡稱SLD),係 ==所儲存資料之導入訊號所在。該目錄導入 距離該光心Z置’係在直徑約46_之環狀位置(亦即, 華, ”、點半徑約23mm之位置)。若該光碟片擬拋 欲防止該光碟片所儲存之資料外洩時,本發明係以 1244067 破壞該目錄導入區11訊获的古 所儲存之所有資料, 所儲存的資料外㉟之目的者。 "賴棄之光碟 如以二:=二1目錄導入區11之訊號的破壞方式,有例 -孔、::=:之訊號、或以打孔襄置於該區沖設 洞、或以馱液腐钱該區之訊號 =等:::宜之破壞方式,用 讀取,而有效防止該待拋華来碟^ 、他所有貝科無法被 破壞方法極為簡捷且完整有=碟片所健存之資料外浅。其 二:ΐ考第二圖所示’本發明在實施上,首先對於 位置的蚊,係以例如尺規2於光碟片 ^ 』朝外仏方向量取約23mm之長度距離 ,並進一 乂以,筆作記號’即可定位出該目錄導入區n之區域。亦 以=⑺疋之長度治具(設定長度為約23咖) ,以選定 二同;)區11之位置’並作出記號。之後,如第三圖及 =四圖以-破較置3由任—位置破壞該目錄導入區 ^破壞裝置3由所標示之記號之處破壞該目錄導入區 1卜因而破壞了該目錄導入區u之訊 7 =參考第三_示,該破縣置3包括刮除裝置 除方式破壞光碟片1目錄導入區11訊號之施作方 i目錄^例如!片或鐘刀等刮除裝置31,對上述所選定 入區11施以刮除,因而破壞了該目錄導入區11上 之§fl號。 6 1244067 32,在月以ΛΓ考第四圖所示,該破壞裝置3包括打孔裝置 式日士 Τ方式破壞柄片1目料人區11訊號之施作方 ::、、例如打孔機或鑽孔機等打孔裝置32,對目錄導 ^广以打孔’因而破壞了該目錄導人區η上之訊號。 j所述’本發㈣提供—種光碟#喊之破壞方 間便地以破壞光碟片上目錄導入區訊號之方式,造 二先碟ϋ所料之所有㈣無法被讀取、㈣到防止資 =卜戌之效果L絲碟片訊號之破壞方法,為一具有 產業利用性之高度創作,符合發料利要件,敬請准予發 明專利保障。 准以上所述者,僅為本發明之一較佳實施例而已,並 非用來限定本發明實施之範圍,舉凡依本發明申請專利範 圍所述之形狀、構造、特徵及精神所為之均等變化與修飾, 均應包括於本發明之申請專利範圍内。 【圖式簡單說明】 第一圖為一般光碟片之剖面示意圖。 _ 第二圖顯示本發明以一長度治具量取光碟片目錄導入 區位置之示意圖。 第三圖顯示本發明以一刮除裝置刮除破壞光碟片目錄 導入區訊號之示意圖。 第四圖顯示本發明以一打孔裝置打孔破壞光碟片目錄 導入區訊號之示意圖。 【主要元件符號說明】 7 1244067 1. 光碟片 11.目錄導入區 2. 長度治具(尺規) 3. 破壞裝置 31. 刮除裝置 32. 打孔裝置

Claims (1)

1244067 十、申請專利範圍: 1.-種光碟片訊號之破壞方法,係使該 資料無法被讀取’以防止該資料外〶,該光碟片包 ==入H缺料該光碟4所儲存資料之導 =導入區位於該光碟片直徑約·岐 ::该 =離該光碟片中心點半徑約23mm之 ::磾 片心虎之破壞方㈣包括: H先碟 置;=長度治具量取該目錄導人區在該光碟片上之位 導入區之置破壞该目錄導人區,而據以破壞該目錄 中,兮:專矛〗範圍弟1項所述光碟片訊號之破壞方法,其 該光磾:壞雇,係包括刮除裝置,而以刮除方式刮除破壞 九碟片目錄導入區之訊號者。 3 申明專利乾圍第2項所述光碟片訊號之破壞方法,其 該刮除裝置包括刀片者。 中,分中#專利範圍第2項所述光碟片訊號之破壞方法,其 該刮除裝置包括挫刀者。
中, 依申請專利範 該破壞裝置係 圍第1項所述光碟片訊號之破壞方法,其 包括打孔裝置,而以打孔方式打孔破壞 1244067 該光碟片目錄導入區之訊號者。 6. 依申請專利範圍第5項所述光碟片訊號之破壞方法,其 中,該打孔裝置包括打孔機者。 7. 依申請專利範圍第5項所述光碟片訊號之破壞方法,其 中,該打孔裝置包括鑽孔機者。 8. 依申請專利範圍第1項所述光碟片訊號之破壞方法,其 中,該長度治具包括尺規者。 9. 依申請專利範圍第1項所述光碟片訊號之破壞方法,其 中,該長度治具量取該目錄導入區之位置後,並作出記號, 而該破壞裝置係由該記號之處破壞該目錄導入區者。
TW92110082A 2003-04-29 2003-04-29 Method of destroying data in optical disk TWI244067B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW92110082A TWI244067B (en) 2003-04-29 2003-04-29 Method of destroying data in optical disk
US10/460,691 US20040216568A1 (en) 2003-04-29 2003-06-11 Method of destructing signals stored on compact disk

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW92110082A TWI244067B (en) 2003-04-29 2003-04-29 Method of destroying data in optical disk

Publications (2)

Publication Number Publication Date
TW200423036A TW200423036A (en) 2004-11-01
TWI244067B true TWI244067B (en) 2005-11-21

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ID=33308919

Family Applications (1)

Application Number Title Priority Date Filing Date
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TW (1) TWI244067B (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2481060A (en) * 2010-06-11 2011-12-14 Luis Gerardo Pascual Anti-piracy optical disc with holes in the lead in area

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0105960B1 (de) * 1982-10-14 1987-01-28 ANT Nachrichtentechnik GmbH Einrichtung zum Entfernen der Primärschutzschicht von Lichtwellenleitern
DE4123199C2 (de) * 1991-07-12 1994-09-01 Georg Witt Verfahren und Vorrichtung zum mechanischen Entfernen von Fremdstoffen vom Basismaterial eines plattenförmigen Informationsträgers
US5220754A (en) * 1992-03-02 1993-06-22 Amad Tayebi Recovered compact disk and a method and an apparatus for recovery thereof
US5320515A (en) * 1993-01-26 1994-06-14 Sony Music Entertainment Inc. Apparatus for defacing compact discs
US6066229A (en) * 1997-07-10 2000-05-23 Sony Corporation Method of recycling disk recording medium and apparatus for recovering metal reflective film
US6039637A (en) * 1998-05-15 2000-03-21 Cd-Rom Usa, Inc. Security device for destroying the information bearing layer and data of a compact disc
US6189446B1 (en) * 1999-01-07 2001-02-20 William Olliges System for the secure destruction of compact disc data
DE10080895B4 (de) * 1999-03-30 2006-05-18 Taiyo Yuden Co., Ltd. Verfahren und Vorrichtung zur Entsorgung einer optischen Speicherplatte
US6334582B1 (en) * 2000-03-01 2002-01-01 Charles A. Castronovo High-security CD disk erasure process, and portable machine for accomplishing high-speed, high-security CD disk erasure
US6595835B2 (en) * 2000-07-11 2003-07-22 Avs Supply, Inc. CD refacing system

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TW200423036A (en) 2004-11-01

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