TW513698B - Method of verifying defect management area information of disc and test apparatus for performing the same - Google Patents

Abstract

A method of verifying that defect management area (DMA) information is normally generated or updated upon reinitialization with certification in a disc recording and reproducing apparatus, and a test apparatus for performing the method. The method includes performing reinitialization with certification in a recording and reproducing apparatus using test reference information and a test disc with physical defects, generating test information from the defect management information which is generated after the reinitialization comparing reference information expected from the test reference information and physical defects with the test information, and providing the result of verification of the test information Accordingly, it can be easily understood whether the DMA generation or updating function is normally performed in the disc recording and reproducing apparatus in a mode of reinitialization with certification.

Description

513698 A7 B7 7400pif * doc / 008 V. Description of the invention (j) Background of the invention 1. Field of the invention The present invention relates to a device that can record information on a recordable and reproducible disc and reproduce information therefrom In particular, it relates to a method for verifying that a recording and reproduction device normally generates or updates defect management area (DMA) information for a disc, and a test device for performing the method. 2. Description of Related Techniques A recordable and reproducible disc is an optical disc, in which light such as a laser beam is used to record information onto and reproduce information therefrom, for example, a digital multi-function disc is stored randomly Take memory (Digital Versatile Disc-Random Access Memory, referred to as DVD-RAM). DVD-RAM is a rewritable disc. According to nDVD Specifications for Rewritable Disc Part 1 Physical Specifications Version 2.0, 1, DVD-RAM includes four DMAs on each side, namely 1 DMA, DMA2, DMA3, and DMA4, to manage defects on it. As shown in Figure 1, DMA1 and DMA2 are located in the lead-in area near the inner circle of the disc, while DMA3 and DMA4 are located in the lead-out area near the outer circle of the disc. Each DMA is followed by a reserved area. Disc Definition Structure (DDS), Primary Defect List (PDL), and Secondary Defect List (SDL) are all stored in the DMA. The information included in the DDS is the format structure of the disc, for example, the disc certification flag, the paper size applies the Chinese National Standard (CNS) Al specification (210 X 297 mm) • ----------- -Packing ------- Order ------ ί | Thread- (Please read the notes on the back before filling this page) 513698 A7 B7 7400pif .doc / 008 V. Description of the invention (卞) DDS / PDL updates the counter and the starting logical sector number of each zone. The PDL includes information for all defective sectors detected during the initialization of the disc. The information included in the SDL is the sector number of each first sector of a defective block (Enror-Correction Code (ECC) block) generated on the disc during use. Information about the sector number of each first sector of the spare block replacing the defective block, and information about the spare area. Some information included in the DMA is immediately readable and usable. On the other hand, the information included in the DMA varies with the location and number of defects on the disc. In addition, certain information, such as the location information of the logical sector number at the beginning of each zone or the location information of logical sector number 0, can be performed by performing an algorithm based on the defect information registered in the DMA. Find it. The presence of four DMAs on each side of the disc prevents incorrect defect management due to errors in DMA information. Because this DMA information is closely related to the physical data sector, when the DMA information is incorrectly written or read, the recording medium such as a removable optical disc will not be able to be used between two different disc recording and reproduction devices. Compatible. This is because when the recording and reproduction structure of the disc recording and reproduction device (for example, DVD-RAM @recording and reproduction device) is divided into a file system layer and a host interface layer, it is used to interface a host computer with the record. And reproduction device, physical disc recording and reproduction device (or disk drive) layer, used to record and reproduce physical signals' and recording medium layer, the writing and reading of DMA information are recorded on the disc. And reproduce the device layer and the layers below it. In the actual file system, the user information to be recorded or reproduced is only (please read the precautions on the back before filling this page) ---- Order -------! Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs (CNS) Al (mx ^) 7) 513698 Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 74oopif.doc / 〇08 -------- ---- V. Description of the invention ()) The logical sector number is used to transfer to the disc recording and reproduction device, and the disc recording and reproduction device is used to convert the logical sector number into a physical sector | Or reproduce the user information. In this case, DM ^ information is used. Therefore, when the DMA information is incorrectly read or written in a given disc recording and reproduction device, the data is correctly read or written in another recording and reproduction device method. Therefore, a method is needed to verify that the disc recording and reproduction device is: ¾ reading the DMA information recorded on the disc and correctly recording the DMA information on the disc to generate or update the DMA information. Summary of the Invention In order to solve the above problems, a first object of the present invention is to provide a method for verifying the re-initialization of Defect Management Area (DMA) information in a recording and reproduction device with authentication. Generated or updated normally. A second object of the present invention is to provide a method for verifying the DMA information of a disc, which is generated by using a disc with physical defects and test reference information, which is set so that each type of defect information is included In a master defect list, authentication and re-initialization in a recording and reproduction device are normally generated or updated. A third object of the present invention is to provide a test device for verifying that the DMA information is normally generated or updated when the re-initialization of the DMA information in a recording and reproduction device is authenticated. Additional objects and advantages of the present invention will be presented in part and, in part, will become apparent from the description, or can be used by the present invention (please read the precautions on the back before filling this page) --- -* Order ------- Line _ · This paper size applies Chinese National Standard (CNS) ^ Specifications (210 x 297 mm) 513698 7 4〇〇pif-doc / 008 A7 B7 fIJ member X. Consumption cooperation fi print 5. Inventory (β) implementation to understand. In order to achieve the above and other objects of the present invention, a method for verifying the DMA information generation or update function of a recording and reproduction device is provided. The recording and reproduction device records information on a disc having DMA information. Or reproduce it. The method includes performing a reinitialization with certification using test reference information and a test disc with a physical defect in a recording and reproduction device, and generating the test from the DMA information generated after the reinitialization. Information, and comparing the reference information expected from the test reference information and the physical defect with the test information to provide a verification result of one of the test information. In order to achieve the above and other objects of the present invention, a device for testing the DMA information generating or updating function of a recording and reproducing device is also provided. The recording and reproducing device records information on a disc having DMA information. Information on or from it. The device includes a test disc with test reference information and physical defects. A reference disc player is used to generate test information from the DMA of the test disc. The recording and reproduction device performs certification on the test disc. After re-initialization; and a validator for comparing the reference information expected from the test reference information and the physical defect with the test information, and verifying the test information. The brief description of the drawings illustrates that the above-mentioned objects and advantages of the present invention will become clearer, by referring to the detailed description of the preferred embodiment of the drawings, in which: FIG. 1 shows a rewritable disc The essential structure of the film; Figure 2 is a block diagram showing the function of the test device according to one of the present invention (please read the precautions on the back before filling this page) 4 · Line. This paper size applies to the Chinese National Standard (CNSMI Specifications (21〇χ 297mm) A7 7 ^ 〇〇pif.doc / 〇 〇 8 "77 Description of the invention (P); Figure 3 shows an example of the defect structure of the C-2 disc; (please first Read the notes on the back and fill in this page) Figures 4A to 4D are examples of detailed checklists related to the verification performed by the verifier in Figure 2. Figure 5 shows the re-initialization with certification before The relationship between the mirror file of the Defect Management Area (DMA) of a 102 disc and the mirror file of the DMA of the C-2 disc after re-initialization with certification Block diagram; FIG. 6 is a flowchart of a verification method according to the present invention; and FIG. 7 is a diagram of FIG. 2 The block diagram of the disc drive under test is shown. A brief description marked in the diagram 201 C-1 disc 203 DMA mirror file provider 205 reference disc drive 207 C-2 disc 209 disc drive 211 C-2 'Disc Discussed by Intellectual Property Bureau of Ministry of Economic Affairs, Consumer Cooperative, Printed 213 C-2 Difficult DMA Mirror File 215 Verifier

510 old PDL

511 PJist 513 GIJist 515 G2 list 520 Old SDL This paper size is applicable to China National Standard (CNS) A specification (2 丨 0x7mm) Economy Zou Intellectual Property Bureau Employee Consumer Cooperative Printed 513698 7400pif.doc / 008 _____ B / _ 5. Description of the invention ([)

530 new PDL 533 G1 a list 533 Gl-list 540 new SDL 22 light source 24 focus element 26 controller detailed description of the preferred embodiment Now the preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings, wherein throughout the description The same reference numerals refer to the same elements. The embodiments described below are provided to explain the present invention with reference to the drawings. Please refer to FIG. 2, which shows a test device including a C-1 disc 201, a Defect Management Area (DMA) mirror file provider 203, a reference disc player 205, a C-2 disc 207, The disc drive to be tested 209, 02 'disc 211, C-2' disc DMA mirror file 213 and verifier 215. C-1 disc 201 is a test disc that has a physical defect intentionally created for the purpose of testing the disc drive. The disc drive can record information on or rewrite information on rewritable discs. For example, Digital Versatile Disc-Random Access Memory (DVD-RAM for short). Therefore, when testing the disc player, the physical defect on the C-1 disc 201 was used as known information. In addition, the C-1 disc 201 is designed to meet the requirements of phase-change recording DVD-RAM. It has the "DVD Specifications for Rewritable Disc Version 2.0" 9 paper standards that are applicable to China National Standard (CNS) AI specifications ( (210 x 297) (1 ~ 1 'I m ^ -------- ^ ----- 1— (Please read the precautions on the back before filling out this page) 513698 A7 B7 7400pif.doc / 008 5. Description of the invention ()) 4.7 gigabyte (GB) capacity. The DMA mirror file provider 203 provides test reference DMA mirror files, which are test reference information, including disc definition structure (DDS) information, primary defect list (PDL) information, and Secondary Defect List (SDL) information, as shown in Figure 1, and meets the condition that the Supplementary Spare Area (SSA) is not full. In particular, the DMA mirror file provider 203 provides a test reference DMA mirror file that is set so that all kinds of defects are included in the PDL. In other words, the test reference DMA mirror file has the PDL, which includes a P-list with information about defective sectors defined by the disc manufacturer, and information about defective sectors detected during disc certification G1-list, and G2-list with information about defective sectors that were moved to uncertified SDL. In order to increase the effect of the test, a test reference DMA mirror file is provided at the beginning of the restart of the disc drive 209 to be tested, which includes information about a defect located at a specific location, which has the highest probability of an error occurring. In other words, in order to comply, the 'DVD Specifications for Rewritable Disc Parti Physical Specifications Version 2.0' "All conditions of the proposed algorithm" sets the test reference DMA mirror file to include information about entities clustered at the location of the assumed first logical sector The defect information near the sector is shown in Figure 3. At the same time, the characteristics of the test reference DMA mirror file are that the first and last sectors of each sector are treated as wrong 'and the defective sector is set so that The total number of available sectors in each section is not a multiple of 16. To 10 with the same content (please read the precautions on the back before filling this page) | Install ---- Order --------- Line | This paper size applies to China National Standard (CNS) A · 丨 specifications (210 X 297 gong) Printed by Qi Zou Intellectual Property Bureau Employee Consumer Cooperative 513698 5. Description of invention (8) The mirror file is used as the actual file, but Its location is different from the actual location of the actual file. The reference disc drive 205 is a modified test disc drive used to test that a device can record and reproduce information to and from a disc. When c_ 1 When the disc 201 is loaded into the reference disc 205 and the test reference DMA mirror file is provided by the DMA mirror file provider 203, the reference disc 205 records the test reference DMA mirror file to the C_1 disc 201 to generate C -2 disc 207. The test reference DMA mirror file is recorded on the C-1 disc 201 regardless of the physical defect on the C-1 disc 201. Therefore, the C-2 disc 207 includes the C-1 disc 201 The physical defect and test reference DMA mirror file are not related to the physical defect. Similar to the C-1 disc 201, the C-2 disc 207 meets the conditions of phase change recording DVD-RAM, which has a capacity of 4.7 GB When the C-2 'disc 211 with certification and re-initialization is loaded into the reference disc drive 205, the reference disc drive 205 immediately reads the DMA information recorded on the C-2' disc 211 and according to the The DMA information output C-2 'disc DMA mirror file 213 is used as test information. The test information can be part of the C-2' disc DMA mirror file 213. The disc drive 209 to be tested is a disc record and Reproducing device 'It can record and reproduce information on and over a rewritable disc. When the C-2 disc 207 is loaded into the disc drive 209, the disc under test The drive 209 has a re-initialization of authentication, and thus generates or updates the DMA information contained in the C_2 disc 207. In other words, when the drive 209 under test re-initializes the C-2 disc 207 with a certification, it will Use the DMA information to update the test reference DMA contained in the C-2 disc 207, or generate new DMA information, taking into account the physical defects on the C-1 disc 201. ------------ Loading -------- Order --------- Line · (Please read the precautions on the back before filling this page) This paper size applies China National Standard (CNS) AI Specification (210x297g) 513698 Α7 Β7 7400pif .doc / 00: V. Description of the Invention (,) (Please read the precautions on the back before filling this page) When the disc 207 is loaded into the disc drive 209, the disc drive 209 generates a C-2 'disc 211 containing updated or generated DMA information. The C-2 'disc 211 is loaded into the reference disc drive 205, and thus the 02' disc DMA mirror file 213 can be output as test information based on the DMA information recorded on the C-2 'disc 211. The test information output from the reference disc player 205 is provided to the verifier 215. In terms of providing the test information, the reference disc player 205 can immediately send the test information to the verifier 215. The validator 215 uses the reference information to verify the C-2 'disc DMA mirror file 213, which is expected to be when the disc drive 209 under test normally reads and updates C-2 during the re-initialization with certification It is obtained when the DMA information of the disc 207 is obtained. The reference information can be set by the verifier 215 according to the test reference DMA mirror file provided by the DMA mirror file provider 203 and the physical defect information contained in the previously provided C-1 disc 201. Alternatively, as shown in FIGS. 4A to 4D, a DMA information form may be prepared and used in advance. Printed by the Intellectual Property Bureau of the Ministry of Economic Affairs on consumer cooperation. Figure 4A shows a checklist on DMA verification that the verifier 215 can include. The check items in the list include error conditions of DMA1 to DMA4, DDS / PDL update counters in DDS1 to DDS4 and SDL1 to SDL4, SDL update counters in SDL1 to SDL4, and contents of DMA1 to DMA4. The error condition of the DMA project is about checking for errors in the DMA, where two DMAs are located in the lead-in area and the other two are located in the lead-out area. In the four DMAs, DMA1, DMA2, DMA3 and DMA4, there can be no uncorrectable errors. If an uncorrectable error is detected in any of the DMAs, a test result is output to inform the user that the paper size of the disc to be tested applies the Chinese national standard (CNSM1 specification (210x297 mm) 513698 A7 B7 7400pif.doc / 008 V. Description of the Invention (A) The machine 209 failed in generating or updating the DMA of the C-2 disc 207. When the result of the generation or updating of the DMA is unqualified, the user needs to try this again from the beginning using another test disc. Testing. For items that verify the DDS / PDL and SDL update counters when re-initiated with certification, check the number 値 ^ + 1 ^ ', which means that among the four DDSs, gp DDS1, DDS2, DDS3, and DDS4 The number of DDS / PDL update counters and the number of SDL update counters in four SDLs, SDL1, SDL2, SDL3, and SDL4, to determine whether the number " M "is the previous number and whether the number nkn is Π2Π, because each DDS / PDL update counter 値 will be incremented by one when the DDS / PDL update counter is updated or rewritten. &Quot; Previous 値 " means that the disc drive 209 under test is performing a restart with authentication. Before initiation " M ". At the same time, it is also checked whether the eight DDS / PDL update counters in the four DMAs, that is, DMA2, DMA3, and DMA4, are the same. Check the number "1 + 1 ^ '", which indicates that the Among the SDLs, that is, the SDL update counters in SDL1, SDL2, SDL3, and SDL4, to determine whether the number 値 ΠN ”is the previous value and whether the number 値 nk” is “2”, because when the SDL update counter is updated or Each SDL update counter 値 will be incremented by one during rewriting. "Previous 値" means '' before the disc drive 209 under test performs re-initialization with authentication. It also checks four SDL update counters. Check whether the contents of the two are the same. Check whether the contents of the four DMAs, good DMA1, DMA2, DMA3, and DMA4 are the same. Figure 4B shows a checklist of DDS verification that the validator 215 can include. In the list, The inspection items include DDS identification, disc certification ----------- install ----- (Please read the precautions on the back before filling this page)

--- Order --------- line I Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs This paper is printed in accordance with China National Standard (CNS) A. 彳 Specification (21〇x 297 cm) 513698 A7 B7 7400pif.doc / 008 V. Description of the invention (, ') flag, DDS / PDL update counter, number of groups, number of sections, location of main spare area, location of first logical sector number (LSNO), and each The beginning of the segment LSN, and so on. Its verification DDS was identified as " OAOAh ". It checks whether 値 at bit position b7 is " 〇b ", which is in progress / not in progress in a byte in the disc certification flag. If the bit at bit position b7 is " Ob ", this indicates that formatting is complete. If the bit position of bit position b7 is "lb ", this indicates that formatting is in progress. Therefore, when the bit position of bit position b7 is nlb ", the validator 215 determines that formatting has failed. In addition, it checks the disc certification flag Whether 的 in the reserved bit positions b6 to b2 in all are "013", and it is checked whether 値 in the bit position bl indicating the user authentication flag is "lb". It also checks whether the bit position bO indicating the disc manufacturer certification flag is "lb". In order to verify the corresponding DDS / PDL update counter, it checks whether the number DMM indicating the DDS / PDL update counter is the previous number and whether the number k indicating the increment of the DDS / PDL counter is "2", which represents DDS / PDL counter, M " Difference before and after testing. It also checks whether the number of groups 値 is "000lh", which indicates that the number of groups is 1, and whether the number of sections is 00200231Γ, which indicates the number of sections is 35. In addition, it checks the main spare area Whether the first sector number of n031000h ", and the last sector number of the main spare area is " 0341FF1T. It checks the position of LSN0 and the start LSN of each sector, that is, the second sector from Zone to the first Whether the starting LSN of Zone 35 in Zone 35 is determined based on the number of defects noted in the PDL. The defects noted in the PDL include the physical defects on the C-1 disc 201, and in the PDL testing the reference DMA mirror file The defect of the note is that the paper size of the DMA mirror file is applicable to the Chinese National Standard (CNS) Al specification (21 × 297 mm). I ---------- Installation -------- Order -------- · Line I (Please read the notes on the back before filling out this page) Er Jingqi Zou Intellectual Property Bureau Employee Consumer Cooperative Printed 513698

7 4 0 〇Pi f · doc / 〇 〇 8 V. Description of the invention (丨 >) Provided by the provider 203. It checks whether the remaining reserved areas (byte positions 396 to 2047) in the DDS structure are all n00h ". As shown in Figure 4C, the inspection items for verifying the PDL structure include PDL identification, the number of items in the PDL, the integrity of the PDL items, and unused areas. It checks whether the PDL identification is "0001hn. The number of items in the PDL is noted in the number of physical defects on the C-1 disc 201 and the PDL of the test reference DMA mirror file provided by the DMA mirror file provider 203. The total number of defects. To verify the integrity of each PDL item, check the type of the item and the defective sector number. It checks whether the type of the PDL item is set to n00bn, indicating that a known P exists on the C-2 disc 207 -list, and set to "10b", indicates the G1-list of defective sectors generated during user authentication. At the same time, it checks whether the defective sector numbers in the PDL are written in ascending order. When checking in When the item type in the PDL, the G2-list is not checked because, if the disc drive 209 under test normally performs re-initialization with certification, as shown in Figure 5, it is maintained on the C-2 disc 207. G1 jist 513 and G2Jist 515 were removed from the P-list 511 of the old PDL 510 in the DMA, and C-2, disc 211 with the new PDL 530 and GIJist 533 was generated. It was noted in Gljist 533 that the Defects detected on c-2 disc 207. Gl_Hst 533 should contain The information about all the defective sectors on the C- 丨 disc 201 is used to judge whether the disc drive 209 to be tested normally authenticates the defective sectors, which are intentionally manufactured on the C-1 disc 201. In addition, it checks whether the unused area is set to "FFh". ------------------- ^ ---- 1111 — ^^ wl (Please read the Note: Please fill in this page again) Printed by Zou Intellectual Property Bureau Employees' Cooperative Cooperative This paper is printed in accordance with Chinese National Standard (CNS) Al 丨 7g g) 513698 A7 B7 7 4 0 Op if .doc / 0 0 8 V. Description of the invention (>) As shown in FIG. 4D, the inspection items for verifying the SDL structure include SDL identification, SDL update counter, starting sector number of Secondary Spare Area (SSA), logic The total number of sectors, DDS / PDL update counter, spare area overflow flag, number of items in SDL, integrity of SDL items, unused area, reserved area, etc. It checks whether the SDL identification is " 0002hn. To verify the corresponding SDL update counter item, it checks the number representing the SDL update counter The number N is a previous Zhi, and the SDL represents a counter increment Zhi whether k is " 2 ", which represents SDL counter " N" after differences before testing. In order to verify the corresponding DDS / PDL update counter item, it checks whether the number 値 M indicating the corresponding DDS / PDL update counter 先前 is the previous 値 and whether the number 値 k indicating the increment of the counter is "2". It checks whether the spare area overflow flag indicates that the spare area is not yet full, and whether the number of items in the SDL is set to "00h", which is usually a number indicating no. Furthermore, since all unused areas of the SDL are known, if the number of items in the SDL is checked, the size of the unused areas of the SDL can be determined. Therefore, it checks whether the size of the unused area of the C-2 'disc DMA mirror file 213 is equal to the size of the unused area of the SDL, which can be known from the number of items in the SDL, and it also checks the unused Whether the area is set to "FFh". At the same time, it checks whether the expected value of all reserved areas is "00hn". This is because when the drive 209 under test normally performs the re-initialization with certification, the C-2 disc The old SDL 520 existing on the film 207 was disposed of, as shown in Figure 5. When the defect overflow was detected by the C-2 disc 207 during certification, the Chinese national standard (CNS) AI specification is applied to this paper size ( 21〇χ 297 坌) ----------- · install ------ (Please read the precautions on the back before filling this page) Order! ----- Line_, Economy Printed by the Consumer Cooperatives of the Ministry of Intellectual Property Bureau 513698 A7 B7 7400pif.d〇c / 008 V. Description of the invention ((y)

In the area of Gljist 533, the excess defects are noted in the new SDL 540 of c-2, disc 211. Therefore, when the detected defect overflows G1_list 533, it must check whether the integrity of the SDL project includes the defect information of the G1_Hst project type. The verifier 215 verifies that the disc drive 209 under test has a certified restart by comparing the reference information shown in FIGS. 4A to 4D with the information contained in the C-2f disc DMA mirror file 213. Whether the DMA of the C-2 disc 207 is normally generated or updated during the initialization. The output verification result is used as the test result of the disc drive 209 under the restart mode with certification. This result can be displayed for users to watch. To this end, the present invention may include a display unit. Therefore, it is possible to inform the user whether the disc drive 209 to be tested normally reads the DMA information from a disc and normally generates or updates the DMA in a restart mode with authentication. FIG. 6 is a flowchart of a verification method according to the present invention. In step 601, a C-2 disc 207 is generated by recording the test reference DMA mirror file on the C-1 disc 201, wherein the test reference DMA mirror file has the conditions as described in FIG. Secondly, in step 602, the C-2 disc 207 is loaded into the disc drive 209 to be tested, and a re-initialization with authentication is performed on the C-2 disc 207. In step 603, the re-initialized C-2 'disc 211 reads DMA information and generates a C-2' disc DMA mirror file 213 based on the DMA information. C-2 · disc DMA mirror file 213 is used as test information. At this time, the part of the DMA mirror file 213 of the C1 disc can be captured as test information, as described in FIG. 2. In step 604, the C-2 'disc DMA mirror file 213 is verified. The verification is using expected reference information (or expected 値), and this paper size applies Chinese National Standard (CNS) A 丨 specifications (21〇χ 297 公 t) ----------- · installation-- ------ Order --------- ^ __ wi (Please read the notes on the back before filling in this page) By Zou Zhihui, Member of Bureau X. Consumption, Fi Printed 513698 A7 B7 7400pif .doc / 008 5. Description of the invention (b) (Please read the notes on the back before filling out this page) and execute it in the same way as the verifier 215 described in Figure 2. After the verification is completed, the verification result is output in step 605, so that the user can evaluate the DMA generation or update function of the disc drive 209 under test. The disc drive 110 shown in FIG. 7 has a light source 22 for emitting light, a focusing element 24 for focusing the light emitted from the light source on the disc D, and a controller 26 for controlling the light source 22. The verification procedure described above finds the proper operation to verify the controller 26. As described above, the present invention performs a re-initialization of a 02 disc in a disc drive under test, wherein the C-2 disc is a C-1 disc with a known physical defect and tested It is generated by referring to the DMA mirror file, and one of the PDLs includes all kinds of defects by having P-list, Gl-list, and G2-list. After the re-initialization of the C-2 disc is obtained, the C-2 'disc DMA mirror file 213 is obtained, and the test data generated based on this is verified to obtain the DMA read of the disc drive to be tested. And record the test results of the function. Therefore, it is easy to test the DMA generation or update function of a disc player, where the disc player can record information to or reproduce information from a disc. The present invention uses a test reference DMA mirror file when performing re-initialization, which meets the conditions with the highest probability of error occurrence, so the performed verification and testing meet the nDVD Specifications for Rewritable Disc Part 1 Physical Specifications Version 2.0 " All conditions of the proposed algorithm. In addition, users can use the test reference DMA mirror file to make C-2 discs themselves, where the PDL includes P-list, Gl-list and G2-list, without requiring the manufacturer to produce and supply test discs as C -2 discs, so this paper size applies the Chinese national standard (CNSM 丨 now grid (210 X 297 male f) 513698 A7 7400pif.doc / 008 5. Description of the invention (^) can reduce production costs. Users can use the reference disc Machine 205, DMA mirror file provider 203, and C-1 disc 201 to make C-2 discs. Although some preferred embodiments of the present invention have been shown and described, those skilled in the art can understand without departing from Changes are made within the spirit and scope of the invention, so the scope of protection should be defined by the scope of the patent application and its equivalent. Order ------- 1 (Please read the notes on the back before filling out this page) Printed by Qi Zou Zhicai, a member of the consumer ’s cooperative partnership, and printed on paper. This paper applies Chinese national standards (CNSM 丨 specifications (210x297) S)

Claims (1)

Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 513698 A8 B8 po 7400pif.doc / 008 D8 VI. Application for Patent Scope 1 · A Defect Management Area (DMA) used to verify a record and reproduce device Method for generating or updating information. The recording and reproduction device records information on or reproduces information from a disc having DMA information. The method includes: using test reference information in a recording and reproduction device and One of the test discs with a physical defect performs re-initialization with certification, and the test information is generated from the DMA information generated after the re-initialization; and compares the reference reference expected from the test reference information with the physical defect Information and the test information to provide verification results of one of the test information. 2. The method as described in item 1 of the scope of the patent application, wherein the test disc includes defect information at a location that meets a condition prone to an error during the re-initialization with certification. 3. The method as described in item 1 of the scope of patent application, wherein the test disc includes the first and last sectors of each sector, which are treated as errors, and the total number of available sectors of each sector is not Is a multiple of 16. 4. The method as described in item 1 of the scope of patent application, wherein the test reference information in performing re-initialization with certification is a mirror file. 5. The method as described in item 1 of the scope of patent application, wherein the test reference information in performing re-initialization with certification is a DMA mirror file. 6. The method as described in item 1 of the scope of patent application, wherein the test reference information in performing re-initialization with certification is a DMA mirror file, which is set so that multiple types of defects are covered In a Primary Defect List (PDL). 7. The method as described in item 6 of the scope of patent application, in which the Chinese paper standard (CNS) A4 specification (210 X 297 mm) is applied in the comparison of this paper size -0 ----------- --------- Order --------- line (please read the precautions on the back before filling this page) Block grt to discuss ¾¾ members! -Consumer cooperation Fip system 513698 -g — _ 6. Scope of patent application ^ The reference of this issue _ The setting of the _ is the resource of DMA mirror file ° M shell defect information, when the test disc is normally executed in the recording and reproduction device with certification When re-initiating. & Zhonghang_ 8 · The method as described in item 6 of the scope of patent application, wherein the pDL package f _J4lSt includes information about a defective sector defined by a disc manufacturer = information, a Gl-list, which Includes information about defective sectors detected during the authentication, and a G2_llst, which includes information about the defect fan moved by a Primary Defect List (SDL) in the DMA mirror file without authentication District information. 9. The method according to item 8 of the scope of patent application, wherein the comparison includes checking whether the Gl-list, the G2-list, and the SDL included in the DMA mirror file are deleted from the test information. 10. The method as described in item 8 of the scope of patent application, wherein the comparison includes checking whether the P-list remains unchanged, and whether the intentionally manufactured defective sectors in the test disc are included in the Gl-list, And if no SDL project exists. 11. The method as described in item 6 of the scope of patent application, wherein the test information generated during the execution of the re-initialization with certification is a mirror file. 12. The method as described in item 11 of the scope of patent application, wherein the comparison includes = verifying a DMA structure of the test information; verifying a disc definition structure (Disc Defimtmn Structure, DDS) of the test information; verifying the test One of the information is the Primary Defect List (PDL for short); and this paper size applies the Chinese National Standard (CNS) A4 specification (210 X 297 mm) --------------- ----- Order --------- line (please read the precautions on the back before filling this page) 513698 A8 B8 C8 D8 7400pif.d〇c / 008 VI. The scope of patent application inspection Secondary Defect List (SDL) for test information. 13. The method as described in item 12 of the scope of patent application, wherein the verification of the DMA structure includes checking a DMA error condition, dDS / PDL and SDL update counters, and the content of the DMA. 14. The method as described in item 13 of the scope of patent application, wherein the checking of the DMA error condition includes checking whether an error exists in any of the four DMAs, which are four of the four written on the test disc Location of the DMA, two of which are located in a lead-in area on the test disc and two of which are located in a lead-out area on the test disc; the checking of the DDS / PDL update counters includes checking in four DDS and Whether the 値 of the DDS / PDL update counters in the four SDLs is a “previous 値” represents the DDS / Whether the increment of the PDL update counter is Π2Π, and whether the DDS / PDL update counters are the same; the checking of the SDL update counters includes checking whether the SDL update counters of the four SDLs are "previously" "値" represents whether the increments of the SDL update counters are "2" before and after the execution of the re-initialization of authentication, and whether the SDL update counters are incremented. Is the same; and the checking of the contents of the DMA includes checking whether the contents of the four DMAs are the same. 15. The method as described in item 12 of the scope of patent application, wherein the verification of the DDS includes checking a DDS identification, a disc certification flag, and a paper size applicable to the Chinese National Standard (CNS) A4 specification (210 X 297 public) Li) -------------------- Order --------- Line (Please read the notes on the back before filling this page) Intellectual Property of the Ministry of Economic Affairs Printed by the Bureau ’s Consumer Cooperatives 513698 A8 B8 C8 D8 7400pif .doc / 008 6. DDS / PDL update counters for patent applications, the number of groups, the number of sections, the location of a main spare area, and a first The position of the logical sector number and one of each sector starts the logical sector number. 16. The method according to item 15 of the scope of patent application, wherein: the checking of the DDS identification includes checking whether the ODS identification is a predetermined card; the checking of the disc certification flag includes checking in the disc certification flag Indicates whether the one-bit 〃 is 〃 〇b 〃, and the 表示 indicates the one-bit of the disc manufacturer certification flag, and the 表示 indicates the one-bit of the user certification flag, " lb "; The check of the DDS / PDL update counter includes checking whether the DDS / PDL update counter is " previous " and representing the difference between the DDS / PDL update counter before and after performing re-initialization with authentication Whether the increment of the DDS / PDL update counter is "2"; the checking of the number of the group includes checking whether the number of the group is a predetermined number; the checking of the number of the section includes checking the section Whether the number is a predetermined number; the checking of the location of the main spare area includes checking whether the first and last sector numbers of the main spare area are predetermined sector numbers respectively; the first The checking of the logical sector number includes checking whether the position of the first logical sector number is determined according to a number of defects noted in the PDL; and the checking of the starting logical sector number includes checking about each sector. Whether the starting logical sector number is based on the defect noted in the PDL. The paper size applies the Chinese National Standard (CNS) A4 specification (210 X 297 mm) --------------- ----- Order --------- line (please read the precautions on the back before filling this page) acquisition of Zou wisdom materials, employee consumption cooperation, printing 513698 A8 B8 po 740〇pif. d〇c / 〇〇〇 〇8 6. The number of patent applications is determined. (Please read the notes on the back before filling this page.) 17. The method described in item 12 of the patent application scope, where the structure of the PDL The verification includes checking a PDL identification, the number of items in the PDL, and the integrity of the PDL items. 18. The method described in item 17 of the scope of patent application, wherein: the checking of the PDL identification includes checking the PDL Identify whether it is a predetermined order; the inspection of the number of items includes inspection Whether the number of items in the PDL is the same as the number of defects noted in the PDL; and the checking of the integrity of the PDL items includes checking whether the integrity of the PDL items is included in the test disc. One of the DMA's P-list and one of the flaws detected during user authentication Gl-Hst. 19. The method as described in item 12 of the scope of patent application, wherein the verification of the SDL structure includes checking an SDL identification , An SDL update counter, a starting sector number of one of the Secondary Spare Area (SSA), a total number of logical sectors, a DDS / PDL update counter, and a spare area overflow flag. The number of items, and the integrity of the SDL items, an unused area, and a reserved area. 20. The method as described in item 19 of the scope of patent application, wherein: the checking of printing the SDL identification by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economy includes checking whether the SDL identification is a predetermined card; the checking of the SDL update counter This includes checking whether the SDL update counter 値 is a "previous 値" and whether the increment of the SDL update counter representing the difference between the SDL update counter before and after performing re-initialization with authentication is "2". ; This paper size applies to China National Standard (CNS) A4 (210 X 297 mm) ¾ Qi 郢 曰 printed by Hui Cai Hong consumer employee cooperative 513698 A8 B8 7400pif.doc / 008 VI. The scope of the patent application for this DDS / The checking of the PDL update counter includes checking whether the DDS / PDL update counter is "previous" and the DDS representing the difference between the DDS / PDL update counter before and after performing the re-initialization with authentication. / Whether the increment of the PDL update counter is "2"; the checking of the starting sector number of the SSA and the total number of logical sectors includes checking the SSA Whether the starting sector number and the total number of logical sectors are correctly set according to the size of one of the SSAs specified by a user; the spare area is full of flags, the number of items in the SDL and the integrity of the SDL items The inspection includes checking whether the spare area overflow flag indicates that the SSA is not overflowing, whether the number of items in the SDL is set to n00hn indicating that no items exist, and whether no information about the SDL items exists. And the checking of the unused area and the reserved areas includes checking the size of one of the unused areas of the SDL and whether the unused area is a predetermined frame, and whether the reserved areas are predetermined frames. 21. The method according to item 19 of the scope of patent application, wherein the step (b4) includes the following sub-steps: the checking of the SDL identification includes checking whether the SDL identification is a predetermined frame; the SDL update counter of the The inspection includes checking whether the SDL update counter 为 is "previous 値" and whether the increment of the SDL update counter representing "2" represents the difference between the SDL update counter before and after the execution of re-initialization with authentication. The check of the DDS / PDL update counter includes checking that the DDS / PDL update counter is “previous”, and representing the implementation of the certified Chinese paper standard to apply the Chinese National Standard (CNS) A4 specification (210 X 297 Mm) -------------------- Order --------- line (please read the notes on the back before filling this page) 513698 A8 B8 C8 D8 7400pif.doc / 008 VI. Whether the increment of the DDS / PDL update counter is different from the difference between the DDS / PDL update counter before and after the scope of the patent application is re-initiated; Is the start sector of the SSA The check of the number and the total number of logical sectors includes the check Whether the starting sector number of the SSA and the total number of logical sectors are correctly set according to the size of one of the SSAs designated by a user; the spare area is full of flags, the number of items in the SDL and the The check of the integrity of the SDL project includes checking whether the spare area overflow flag indicates that the SSA is not overflowing, and when a defect detected during the certification period overflows and is assigned to one of the Gl-list areas of the PDL Whether the Gl-list item is noted in the SDL; and the checking of the unused area and the reserved areas includes checking the size of one of the unused area of the SDL and whether the unused area is a predetermined frame, and the Are the reserved areas predetermined? 22. The method as described in item 1 of the scope of patent application further includes recording the test reference information on the test disc with the physical defects regardless of the physical defects, thereby Generate the test disc. 23. The method as described in item 1 of the scope of the patent application, wherein the generation of the test information includes the re-initialization of the test disc with certification The DMA directly reads the test information. 24. The method described in item 1 of the scope of patent application, further includes displaying the verification result as a result of testing the recording and reproduction device's DMA generation or update function. 2 5 · —A device for testing the function of generating or updating information in a Defect Management Area (DMA) of a recording and reproducing device. The recording and reproducing device records information in DMA information. This paper standard is applicable to China. National Standard (CNS) A4 specification (21 × 297 mm) ---------------- (Please read the note on the back first? Please fill in this page again for the order) Order --------- Line ·· The Ministry of Economic Affairs, Smart Financial Inspector X. Consumer Cooperation Fi Print Path Qilang A Yuehui Property Co., Ltd. Printed by Employee Consumer Cooperative 513698 A8 B8 _74QQPif-d〇c / 008 D8 Six, apply for special ^ β-information on or reproduced from the disc, the device includes: a reference disc player, used to test 3-type discs with test reference information and physical defects Generate test information, after the recording and reproduction device performs re-initialization of the gas disc with certification; and ^ ~ # a validator to compare the test reference information and the expectations of the body defect households Reference information and test information, and verify the test message. 26. The device described in item 25 of the scope of patent application, wherein the thorough reference information is a DMA mirror file. ~ # 27. The device described in item 25 of the scope of patent application, wherein the reference disc player records the test reference information on the disc with the physical defects _ disc # regardless of the physical defects, thereby generating the test disc sheet. 28. The device as described in claim 25 of the scope of the patent application, wherein the test disc includes defect information about a location that meets the conditions for performing the re-initialization at the recording and reproduction device ^ which is prone to an error. 29. The device as described in item 28 of the scope of patent application, wherein the test disc includes the first and last sectors of each sector, which are regarded as errors, and the available sectors of each The total is not a multiple of 16. 30. The device described in claim 25, wherein the test reference information is a DMA mirror file in which a plurality of types of defects are included in a Primary Defect List (PDL). 31. The device as described in item 30 of the scope of patent application, wherein the PD1 includes a P-list including information on defective sectors defined by a disc manufacturer, and a Gl-list including information on Information on defective sectors detected during the certification, and a G2-list, which includes a list of defects in the DMA mirror file without certification (Secondary Defect. This paper size applies to China National Standard (CNS) A4 specifications (210 x 297 mm) --------------------- Order --------- line (Please read the note on the back first? Matters then Fill in this page} 513698 A8 B8 C8 D8 74 0 Opi f .doc / 0 0 8 VI. Information on the defect sectors moved by the patent application list (SDL). (Please read the note on the back? Matters before filling this page ) 32. The device according to item 31 of the scope of patent application, wherein the verifier checks whether the Gl-Hst, the G2-list, and the SDL included in the test reference information are processed in the test information. 33. The device according to item 31 of the scope of patent application, wherein the validator checks the test discs present on the test disc. Whether physical defects and intentionally manufactured defects are included in the G2-list in the DMA on the test disc, where the test disc has been re-initialized. 34. The device described in item 30 of the scope of patent application, The test disc produced by the reference disc player is a mirror file. 35. The device described in item 34 of the patent application scope, wherein the verifier verifies a DMA structure and a disc in the test information. Definition Structure (Disc Definition Structure, DDS for short), a Primary Defect List (PDL for short), and a Primary Defect List (SDL for short) 36. The device described in item 35 of the scope of patent application, The verifier verifies the DMA structure by checking a DMA error condition, DDS / PDL and SDL update counters, and the content of the DMA. Printed by Qi Zou, A member of Hui Property Bureau, X-Consumer Cooperative Society The device according to item 36 of the scope, wherein the verifier checks whether the error exists in any one of the four DMAs, which is the DM A written in four positions on the test disc, two of which are located in the Test whether one of the lead-in area on the disc and two of the lead-out area on the test disc are in the four DDS and the four SDL DDS / PDL update counters are "previous" ", Represents the difference between these DDS / PDL update counters before and after the implementation of the re-initialization with certification. This paper size applies the Chinese National Standard (CNS) A4 specification (210 X 297 mm) 513698 A8 B8 C8 D8 7400pif. doc / 008 6. Scope of patent application (please read the note on the back first? Please fill in this page again) Are the DDS / PDL update counters incremented by "2", are the 値 of the DDS / PDL update counters the same, and the SDL update counters of the four SDLs? Whether it is " previous 値 " represents the difference between the SDL update counters before and after the execution of the re-initialization with authentication, is the increment of the SDL update counters " 2? Whether the frame of the counter is the same, and whether the contents of the four DMAs are the same. 38. The device described in claim 35, wherein the verifier verifies that the DDS is by checking a DDS identification, a disc authentication flag, a DDS / PDL update counter, a group number, a zone The number of segments, the location of a main spare area, the location of a first logical sector number, and the logical sector number of one of each sector start. 39. The device as described in item 38 of the scope of patent application, wherein the verification and printing are all discussed with the staff. I. The consumer cooperation fi-printer checks whether the DDS identification is a predetermined number, and checks on the disc. The flag in the certification flag indicates whether one bit in progress is "〇b", the flag indicating one bit in the disc manufacturer's certification flag, and the flag indicating one bit in the user certification flag is " lb ", Is the DDS / PDL update counter's" previous "π and the increment of the DDS / PDL update counter representing the difference between the DDS / PDL update counter before and after performing re-initialization with authentication? "2", check the number of the group, the number of the sector and the first and last sector numbers of the main spare area, and check whether the position of the first logical sector number is based on the note in the PDL It is determined by a defect number and whether the starting logical sector number of each sector is determined according to the defect number noted in the PDL. 40. The device described in item 35 of the scope of patent application, in which the paper size is verified to be in accordance with Chinese National Standard (CNS) A4 (210 X 297 mm) 513698 A8 B8 74 0 0pif.doc / 0 0 8 6 The patent application scope verifies that the PDL structure is checked by a pdl identification, the number of items in the PDL, and the integrity of the PDL items. (Please read the notes on the back before filling this page) 41. The device described in item 41 of the scope of patent application, wherein the verifier verifies the PDL structure by checking the pdl identification and checking the items in the PDL Whether the number is the same as the number of defects noted in the PDL and whether the integrity of the PDL items is included in one of the P-llst in the DMA on the test disc and the defects detected during user authentication A Gl-list 〇42. The device as described in claim 35 of the patent scope, wherein the verification and verification S registration of the SDL structure is by checking an SDL identification, an SDL update g ten counter 'once spare area (Secondary Spare Area, SSA) one of the starting sector number, the total number of logical sectors, a DDS / PDL update counter, a spare area overflow flag, the number of items in the SDL, the completeness of the SDL items , An unused area, and a reserved area. Printed by the Economic Consumer Intellectual Property Bureau Consumer Consumption Cooperative 43. The device as described in item 42 of the scope of patent application, wherein the verifier checks whether the SDL identification is a predetermined value and checks whether the SDL update counter is "previous" ", Representing whether the increment of the SDL update counter is the difference between the SDL update counter before and after the re-initialization of authentication is performed, and whether the DDS / PDL update counter 値 is" previous 値 ", represents execution Whether the increment of the DDS / PDL update counter with the difference between the DDS / PDL update counter before and after the authentication restart is Π2Π, whether the starting sector number of the SSA and the total number of logical sectors Set correctly according to the size of one of the SS A specified by a user, whether the overflow flag of the spare area indicates that the SSA is not full, and whether the number of items in the SDL is set to indicate that no item exists Paper size applies Chinese National Standard (CNS) A4 specification (210 X 297 mm) 513698 A8 B8 C8 D8 7400pif.doc / 008 6. Scope of patent application " OOh ", yes Is there no information about the SDL items, the size of one of the unused areas of the SDL and whether the unused area is a predetermined frame, and whether the reserved areas are predetermined frames? 44. The device according to item 42 of the scope of patent application, wherein the verifier verifies the SDL structure by checking the SDL identification and checking whether the SDL update counter 値 is π previous 値 ", which means performing re-authentication. The difference between the SDL update counter before and after the initiation is whether the increment of the SDL update counter is, and whether the DS of the DDS / PDL update counter is "previous 値", which represents before the re-initialization with authentication is performed. The difference between the DDS / PDL update counter and the following DDS / PDL update counter is whether the increment of the DDS / PDL update counter is " 2 ", whether the starting sector number of the SSA and the total number of logical sectors are correctly according to a user The size of one of the SSAs is specified, and whether the spare area overflow flag indicates that the SSA is not overflowed. When a defect detected during the certification overflows and is assigned to one of the Gl-list areas of the PDL, Whether the Gl-list item is noted in the SDL, the size of one of the unused areas of the SDL, whether the unused area is a predetermined frame, and whether the reserved areas are predetermined frames. 45. The device described in claim 25, wherein the reference disc player directly reads the test information from the DMA on the test disc with a certified restart. 46. The device described in item 25 of the scope of patent application, further includes a display for displaying the verification result as a result of testing the DMA generating or updating function of the recording and reproduction device. 47. A method for verifying whether a defect management area (Defect Management Area) is abbreviated to a recording and reproduction device (referred to as the Chinese Standard (CNS) A4 specification (210 X 297 mm) ----------- · Installation -------- Order --------- Μφ. (Please read the precautions on the back before filling this page) Jiehuicai 4¾ members X. Printed by Consumer Cooperatives 69 A8 R8 C8 D8 \ Printed by Consumer Consumption Cooperatives of Intellectual Property Bureau of the Ministry of Economic Affairs_Z4〇Pifl.doc / 008 f tube cream 9 times y Chinese patent scope repair 1E ί DMA ) Straightening method of information. The recording and controlling device records information on a disc with DMA information and its information. The method includes: setting a test reference according to a re-initialized test mode with certification; G-type information is generated by the DMA resource, which is generated or updated by the recording and reproduction device, according to the re-initialized test mode with certification; and a test mode is executed under the re-initialized test mode The test uses the test reference to verify the test information. 48. The method as described in claim 47 of the patent scope, wherein the test information is a * DMA mirror file. 49. The method according to item 47 of the patent application, wherein the test information is directly read by a DMA area on a disc for testing. 50. The method as described in item 47 of the scope of patent application, wherein the generation of the test information includes recording a pre-fixed content of a DMA and selecting a DMA mirror file, in which the auxiliary spare area is not Overflowing. 51. The method of claim 50, further comprising: obtaining a first test disc by forming a known physical defect on a blank disc; and recording a DMA's pre-corrected content in the In the first test disc, a mirror file indicating that the auxiliary spare area is not overflowing is recorded in the first test disc to obtain a second test disc, and the first test disc is used in generating the test information. Two test discs. 5 2 · The method described in item 51 of patent 5 靑 in which the execution of the test pattern includes performing the re-initialization with certification, checking the date of the second test correction: 2002.7. 32 paper Standards are applicable to China National Standard (CNS) A4 specifications (2) 0 X 297 mm> (Please read the precautions on the back before filling this page) 513698 A8 B8 C8 D8 740〇pif.doc / 008 VI. Whether the DMA information of the patent application test disc complies with a predetermined DMA structure, check whether a P-Hst remains unchanged, and check whether one of the defects is in line with The known defects of the first test S-type disc are the same, and the logical sector numbering of one of each sector on the second test disc is checked. 53 · —A method for verifying whether a Defect Management Area (DMA) information is correctly generated or updated in a recording and reproduction device, the recording and reproduction device records the information in a file with DMA information The method includes: generating test information from the DMA information, the DMA information being generated or updated by the recording and reproducing device, and following a re-initialized test with certification Mode; and using the test reference to verify the test information to verify the DMA information. 54. The method according to item 53 of the scope of patent application, wherein the test information is a DMA mirror file. 55. — A device for testing a recording and reproduction device that records information on a recordable and reproducible disc with one of the Defect Management Area (DMA) information or The device reproduces the information to check whether the DMA information is generated or updated correctly. The device includes: a modified disc drive unit for generating test information from the generated or updated DMA information of a test disc, The DMA information is obtained after the recording and reproduction device performs re-initialization with authentication on the test disc having a DMA mirror file corresponding to the re-initialization with authentication; and the paper size Applicable to China National Standard (CNS) A4 specification (21〇X 297 public love) ------------------- Order --------- line (please first (Please read the notes on the back and fill in this page)! From the whole department, please discuss ¾ of the X-consumer cooperation fi printing 513698 A8 B8 C8 74〇〇pif. Doc / 〇〇8 D8 #, the scope of the patent application, a validator, Used to compare the test information with the predetermined test capital corresponding to the initiation of certification To verify a test result. 56. The device as described in claim 55, wherein the test information is a DMA mirror file. 5 7. The device according to item 55 of the scope of patent application, wherein the modified disc player unit reads the test information from a DMA area on the test disc and provides the test information to the verifier. 58. The device as described in item 57 of the scope of patent application, wherein the test disc is a second test disc, and the pre-corrected content of the previous DMA is recorded on a first test disc on which It is known that a physical defect is formed on a blank disc, and a DMA mirror file is recorded thereon in which the auxiliary spare area is not full. 59. The device described in claim 58 of the scope of patent application, wherein the verifier checks whether the DMA information of the second test disc complies with a predetermined DMA structure and whether a P-list remains unchanged, and checks for defects. A list of the same logical defects as those and the starting logical sector number of each sector of the second test disc. 60. —A method for verifying whether a recording and reproduction device correctly reads and processes Defect Management Area (DMA) information, including: using the recording and reproduction device to include information on predetermined defect information; A test disc performs re-initialization with certification to generate test information; and compares the test information with reference test information to determine one of the records and the verification of the reproduction device. 61. The method described in item 60 of the scope of patent application, further comprising: This paper size applies the Chinese National Standard (CNS) A4 specification (210 X 297 mm) 0 躧, 0 ---------- -^ __ w ^ -------- Order--!丨 丨 · Line --- II (Please read the precautions on the back before filling out this page) 513698 098899 ABCD Block Qi Zou Jihui Material 4¾ member consumer spending Fi printing 6. Application for patent scope Reservation in a blank disc Make a known physical defect at the location to make a first test disc; record a pre-corrected content of a DMA in the first test disc, and record a mirrored file indicating that the auxiliary spare area is not overflowing A second test disc is obtained from the first test disc; the recording and reproduction device is allowed to perform the re-initialization with authentication on the second test disc, thereby generating one of the first test discs having the DMA information. Two test discs; and using a reference disc player to read only the DMA information from the second test disc with the DMA information, thereby generating a test DMA mirror file as the test information; wherein the reference test information is A reference DMA mirror file. 62. The method as described in item 61 of the scope of patent application, wherein the comparison includes checking whether the DMA information of the second test disc complies with a predetermined DMA structure, checking whether a P-Ust remains unchanged, and checking for defects. A list of these is the same as the known defects of the first test disc, and a logical sector number is checked starting with one of each sector on the second test disc. 63. A method for verifying whether a recording and reproduction device correctly translates and processes defect information, the method includes: preparing a test disc with a known physical defect and a test reference DMA mirror file; The recording and reproduction device performs the re-initialization with certification on the test disc to generate test information; and performs a verification test on the test information. 64. The method described in item 63 of the scope of patent application, in which the test ------------------- order --------- line (please first Read the notes on the reverse side and fill in this page) This paper size applies the Chinese National Standard (CNS) A4 specification (210 X 297 mm) 513698 058899 ABCD V 4 0 〇pi f .doc / 0 0 8 The DMA mirror file includes information about defects gathered around a physical sector where a first logical sector is supposed to be located. (Please read the notes on the back before filling this page) 65. The method described in item 64 of the scope of patent application, wherein the test McCaw DMA mirror file includes the first and last sectors of each section, It is considered erroneous and the defective sectors are set so that the total number of available sectors per sector is not a multiple of 16. 66 · —A method for verifying whether a recording and reproduction device correctly reads and processes Defect Management Area (DMA) information, including: using the recording and reproduction device to have known physical defects Information and a test reference DMA mirror file. A test disc performs re-initialization with certification to generate the DMA information; generates test information from the generated DMA information; and compares the test information with reference test information to determine Verification of this recording and reproduction device. 67. The method as described in claim 66 of the scope of the patent application, wherein the test reference DMA mirror file includes information about defects gathered around a physical sector where a first logical sector assumption is located. Printed by the Consumer Cooperative of the Intellectual Property Bureau of Qibu 68. The method described in item 66 of the scope of patent application, wherein the test reference DMA mirror file includes the first and last sectors of each sector, which is treated as It is wrong, and the defective sector is set so that the total number of available sectors of each sector is not a multiple of 16. 69. The method as described in item 64 of the scope of patent application, wherein the comparison includes checking a DMA structure, a disc definition structure (DDS) for the DMA, and a main defect list for the DMA. The standard applies to China National Standard (CNS) A4 specification (210 X 297 mm) _ ^ 400pifl .doc / 008 ____________ Ken 9 Li 1 076l63 Chinese Patent Range Amendment Page Revision Date: 2000.23 The scope (Primary Defect List (PDL) and Primary Defect List (SDL)) form the test information. 70. —A DMA information that is correctly generated by a recording and reproduction device, using the following procedure: Use a recording and reproduction device to perform a test disc containing one of the known physical defect information and a test reference DMA mirror file Re-initialization with certification is used to generate the DMA information; test information is generated from the generated DMA information; and the test information is compared with the reference test information to determine one of the records and the reproduction device verification. 71. The DMA information described in item 70 of the scope of the patent application, wherein the test reference DMA mirror file includes information about defects gathered around a physical sector that is supposed to be located in a first logical sector. 72. The DMA information as described in item 71 of the scope of the patent application, wherein the test reference DMA mirror file includes the first and last sectors of each sector, which are treated as errors, and the defective sectors are set such that each The total number of available sectors of a sector is not a multiple of 16. 73. The DMA information described in item 70 of the scope of the patent application, wherein the comparison includes checking a DMA structure, a Disc Definition Structure (DDS) for the DMA, and a main defect list for the DMA ( Primary Defect Ust (PDL for short) and Secondary Defect List (SDL for short), which form the test information. 74 · —A recording and reproduction device is verified in accordance with the following procedure: Use the recording and reproduction device to perform a certified restart on a test disc containing known physical defect information and a test reference DMA mirror file ( (Please read the notes on the back before filling out this page) -------- Order --------- Record Printed by the Intellectual Property Bureau of the Ministry of Economic Affairs of the Consumer Cooperatives. The paper size is applicable to the Chinese National Standard (CNS) A4 specification (210 X 297 mm) 8888 ABCD. DMA information; generating test information from the generated DMA information; and comparing the test information with reference test information to determine one of the records and the reproduction device 'verification. 75. Records as described in item 74 of the scope of patent application and Reproduction device, wherein the test reference DMA mirror file includes information about defects gathered around a physical sector where a first logical sector is supposed to be located. 76. As described in item 75 of the scope of patent application Recording and reproduction device, wherein the test reference DMA mirror file includes the first and last sectors of each sector, which are regarded as wrong, and the defective sector is set so that the available sectors of each sector are The total is not a multiple of 16. 77. The recording and reproduction device described in item 74 of the scope of patent application, where the comparison includes checking the structure of a DMA, the DMA's Disc Definition Structure (DDS for short), Primary Defect List (PDL for short) and Primary Defect List (SDL for short) of this DMA, which form the test information. 78. — A recording and reproduction device is verified in accordance with the following procedure: Use the recording and reproduction device to perform a re-initialization with certification on a test disc that contains known physical defect information and a test reference DMA mirror file The DMA information; and comparing the test information with the reference test information to determine verification of one of the recording and reproduction devices. 79. The recording and reproduction device described in item 78 of the scope of patent application, wherein the test refers to DMA mirroring The file includes information about gathering in a first place ----------- 11 ^ outfit -------- order -------------- (Please read first Note on the back page, please fill in this page again) This paper size applies Chinese National Standard (CNS) A4 specification (210 X 297 public love Γ 513698 A8 B8 C8 D8 7400pif.doc / 008 VI. Patent application scope logical sector assumptions will be located Defects around a physical sector 80. The recording and reproduction device as described in item 79 of the scope of the patent application, wherein the test reference DMA mirror file includes the first and last sectors of each sector, which are considered incorrect, And setting defective sectors so that the total number of available sectors in each sector is not a multiple of 16. 81. The recording and reproduction device as described in item 78 of the scope of patent application, wherein the comparison includes checking the structure of a DMA, A Disc Definition Structure (DDS) of the DMA, a Primary Defect List (PDL) and a Primary Defect List (SDL) of the DMA, which form the test animal News. 82 · —A device for testing a recording and reproducing device which records information on a recordable and reproducible optical disc having one of the defect management area (DMA) information or The reproduction information is used to check whether the DMA information is generated correctly. The device includes a modified disc player for generating test information based on the DMA information of a test disc generated by a reproduction device. The DMA information is generated by performing a re-initialization with authentication on the test disc containing the known physical defect information and a test reference DMA mirror file by using the recording and reproduction device; and a verifier using The test information is compared with the reference test information, so as to determine the record and verify one of the reproduction devices. 83. The device according to item 82 of the scope of patent application, wherein the modified disc drive is read by the test disc with the DMA information and only the DMA is used. The paper size is applicable to the Chinese National Standard (CNS) A4 specification (210 X 297 mm) ------------ install ---- (Please read the precautions on the back before filling in this page) Order --- Acoustics, All Talents, Consumer Affairs Cooperation Printed by Du Dujing, printed by Wisdom ¾¾ Printed by employee consumer cooperatives 513698 A8 B8 7400pif.doc / 008 6. Application for patent scope information, thereby generating a test DMA mirror file as the test information; where the reference test information is a Refer to DMA mirror file. 84. The device as described in claim 82 of the scope of patent application, wherein the modified disc player records a DMA's pre-corrected content in a first test disc with a known defect, and the record indicates an auxiliary spare A reference DMA mirror file whose area is not overflowed is in the first test disc; the delta recording and reproduction device performs the re-initialization with authentication on the second test disc, thereby generating the DMA with the DMA. One of the information is a second test disc; and the modified disc drive reads only the DMA information by the second test disc having the DMA information, thereby generating a test DMA mirror file as the test information; The reference test information is a reference DMA mirror file. 85. The device according to item 84 of the scope of patent application, wherein the verifier checks whether the DMA information of the second test disc complies with a predetermined DMA structure, 'checks whether a P-list remains unchanged, and checks for defects. A list of these is the same as the known defects of the first test disc, and the starting logical sector number of each section of the second test disc is checked. 86. The device according to item 82 of the scope of patent application, wherein the verifier compares and compares the test information with the reference test information by checking a DMA structure, a disc definition structure (Disc Definition Structure, DDS), a Primary Defect List (PDL for short) and a Primary Defect List (SDL) for the DMA, which form the test information. 87. The device described in item 82 of the scope of patent application, in which the paper size of this test applies to China National Standard (CNS) A4 (210 X 297 mm) (Please read the precautions on the back before filling this page) · H ϋ III —a mmmf a -0, _ ϋ ϋ I ϋ 1 1 n I ^ 513698 A8. Cl 7400pif.doc / 008 D8 VI. Patent application scope reference DMA mirror file includes information about gathering in a first logical fan Zones are supposed to be located in the information about defects around a physical sector. (Please read the precautions on the back before filling this page) 88. The device described in item 87 of the scope of patent application, where the test reference DMA mirror file includes the first and last sectors of each sector, which are It is considered wrong, and the defective sector is set so that the total number of available sectors of each sector is not a multiple of 16. 89. The device described in claim 55 of the patent application scope further includes a DMA mirror file provider, which provides the reference test information to the verifier, so as to compare the test information with the reference test information. 90. The recording and reproduction device described in item 74 of the scope of the patent application, further comprising a DMA mirror file provider, which provides the reference test information to the verifier so that the test information and the reference test information Compare between them. 91. A method of manufacturing a compliant recording and reproducing device, comprising: manufacturing an uncertified recording and reproducing device that updates and generates Defect Management Area (DMA) information; and verifying the uncertified Whether the recording and reproduction device conforms to a standard. The verification includes: using the recording and reproduction device to perform a re-initialization of a test disc containing one of the predetermined defect information and test reference DMA information to generate test information. , And comparing the test information with the reference test information to determine one of the verifications of the recording and reproduction device, the verification indicates that the uncertified recording and reproduction device complies with the standard. 92. The method as described in item 91 of the scope of patent application, wherein the comparison 4 1 This paper size is applicable to the Chinese National Standard (CNS) A4 specification (210 X 297 public love) ^ 513698 A8 B8 C8 7400pif.doc / 008 D8 Sixth, the scope of patent application (please read the note on the back? Matters and then fill out this page) Including checking the structure of a DMA, the Disc Definition Structure (DDS) of the DMA, and the main defect list of the DMA (Primary Defect List (PDL for short) and Secondary Defect List (SDL for short), which form the test information. 93. — A disc recording and reproducing device for recording and reproducing information on an optical disc, including: a light source for emitting a light; a focusing element for focusing the light on the optical disc To record and reproduce the information; and a controller to control the light source to verify that the controller updates and generates Defect Management Area (DMA) information by using the recording and reproduction device Perform a re-initialization with certification on a test disc that contains predetermined defect information and test reference DMA information to generate test information, and compare the test information with the reference test information to determine one of the records and the verification of the reproduction device. Printed by the Consumer Cooperative of the Intellectual Property Bureau of Qibu 94. The disc recording and reproduction device described in item 93 of the scope of patent application, where the comparison includes checking the structure of a DMA and the disc definition structure of one of the DMAs ( Disc Definition Structure (DDS for short), a Primary Defect List (PDL for short) and a Primary Defect List (SDL for short) of the DMA form the test information. 95. — A disc recording and reproduction device for recording and reproducing information on an optical disc: This paper size applies to China National Standard (CNS) A4 (210 X 297 mm) 513698 A8 B8 C8 D8 Six Patent application scope: a light source for emitting a light; a focusing element for focusing the light on the optical disc to record and reproduce the information; and a controller for controlling the light source and for Updating and generating the defect management area information after performing re-initialization with certification on the optical disc makes the defect management area information conform to a standard. 96. The disc recording and reproduction device as described in item 95 of the scope of patent application, wherein the controller checks the structure of a DMA, a disc definition structure (DDS) of the DMA, and the DMA. A primary defect list (PDL) and a primary defect list (SDL), which form the test information. 97. The method as described in item 16 of the scope of patent application, wherein the verification of the DDS further comprises checking whether the remaining reserved area has a predetermined frame. 98. The method as described in claim 18, wherein the verification of the PDL includes checking whether an unused area is a predetermined frame. ----------- · Equipment -------- Order --- (Please read the notes on the back before filling in this page) The acquaintances are all talented members of Isaiah I. Consumer cooperation f £ This paper is printed in accordance with China National Standard (CNS) A4 (210 X 297 mm)