WO2011114658A1 - 研磨装置、研磨パッドおよび研磨情報管理システム - Google Patents
研磨装置、研磨パッドおよび研磨情報管理システム Download PDFInfo
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- WO2011114658A1 WO2011114658A1 PCT/JP2011/001379 JP2011001379W WO2011114658A1 WO 2011114658 A1 WO2011114658 A1 WO 2011114658A1 JP 2011001379 W JP2011001379 W JP 2011001379W WO 2011114658 A1 WO2011114658 A1 WO 2011114658A1
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- polishing
- polishing pad
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/11—Lapping tools
- B24B37/20—Lapping pads for working plane surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/005—Control means for lapping machines or devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/005—Control means for lapping machines or devices
- B24B37/015—Temperature control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/10—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation involving electrical means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30625—With simultaneous mechanical treatment, e.g. mechanico-chemical polishing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/34—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies not provided for in groups H01L21/0405, H01L21/0445, H01L21/06, H01L21/16 and H01L21/18 with or without impurities, e.g. doping materials
- H01L21/46—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/428
- H01L21/461—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/428 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
Definitions
- the present invention mainly relates to a polishing apparatus for polishing a semiconductor wafer such as a silicon wafer, a polishing pad used in the polishing apparatus, and a polishing information management system.
- planarization technique is a CMP (Chemical Mechanical Polishing) technique.
- polishing is performed by relatively sliding the polishing pad (see, for example, Patent Document 1).
- the polishing process of CMP in the above polishing apparatus is a state in which the state during polishing (specifically, the state of the object to be polished such as temperature, pressure, rotation speed, etc.) is changed by the interaction of each component of the apparatus. It can be said to be a stable process.
- the temperature of the entire wafer rises due to frictional heat between the polishing pad, abrasive grains in the slurry and the wafer being polished, and heat generated by the chemical reaction of the slurry, and the temperature distribution of the wafer. May become uneven.
- the polishing process by monitoring the situation as described above, the state of the object to be polished after polishing is predicted, and the operating conditions of the polishing apparatus are adjusted according to the purpose of the polishing. It is necessary to ensure reproducibility.
- an object of the present invention is to make it possible to extract information indicating a state during polishing without newly adding a complicated configuration to the polishing apparatus.
- the manufacturing history of (b) can be captured by accessing a database of products, for example, and the information on the operating conditions of (c) can be captured from a polishing apparatus. Since the information of (a), (b) and (c) necessary for adjusting the operating conditions in the polishing apparatus is taken from different information sources, the work is troublesome and the operating conditions of the polishing apparatus are set. It is not easy to adjust and ensure reproducibility.
- Another object of the present invention is to make it possible to collectively manage information necessary for adjusting the operating conditions of the polishing apparatus, and to facilitate adjustment of the operating conditions and ensuring reproducibility of polishing. is there.
- a first aspect of the present invention is to achieve the above-mentioned problem by paying attention to a polishing pad, and communicates with a sensor, a memory for storing detection information obtained by the sensor, a power supply unit, and the outside without contact.
- a communication device is provided.
- the polishing pad having the above configuration When the polishing pad having the above configuration is mounted on a required part of the polishing apparatus and polishing is performed, the temperature and other conditions during the polishing operation are detected by a sensor, and the detected information is stored in a memory and is externally transmitted by a communication device. Sent to. If a communication unit corresponding to the communication device is arranged outside, information indicating the state of polishing can be obtained in real time via the communication unit.
- the communication device may be any device capable of non-contact communication, such as a radio wave method or an electromagnetic induction method.
- the polishing pad having the above configuration preferably includes an information storage module embedded in the polishing pad, and the information storage module is provided with the memory, the power supply unit, and the communication device.
- the memory, communication device, and power supply unit are modularized as described above, the components other than the embedded sensor are gathered in one place, and the degree of freedom of sensor placement increases.
- the detection target of the sensor is not limited to the above, and may be a sensor that detects the amount of friction and wear.
- the memory includes the detection information obtained by the sensor during the polishing operation when the polishing pad is mounted on the polishing apparatus, the manufacturing history of the polishing pad, and the operating conditions of the polishing apparatus. Are preferably stored.
- the manufacturing history can be stored in the memory at the stage of manufacture and shipment of the polishing pad, for example.
- the operating conditions of the polishing apparatus can be transmitted from the outside when the polishing pad is set in the polishing apparatus and stored in the memory via the communication device.
- the polishing pad of the present invention is A life indicator
- the information storage module performs life determination of the polishing pad based on the detection information stored in the memory, and displays the life determination result on the life display. Further preferred. Then, it becomes possible to notify the user of the life of the polishing pad with high accuracy.
- a second aspect of the present invention relates to a polishing information management system, which includes the polishing pad described in the first aspect of the present invention and a communication unit capable of communicating in a contactless manner with a communication device provided in the polishing pad. Is configured.
- polishing information management system configured as described above, not only can the information indicating the polishing status be directly extracted from the polishing pad during the polishing operation, but also the operation of the polishing apparatus can be performed by transmission from an external transmitter / receiver to the polishing pad communication device. All data necessary for adjusting the conditions can be collected and accumulated in the memory of the polishing pad, and operations such as adjustment of operating conditions can be easily performed.
- a third aspect of the present invention relates to a polishing apparatus, in a state where the object to be polished held on the lower surface of the upper surface plate and the polishing pad mounted on the lower surface plate are contact-pressed,
- the polishing pad is the polishing pad described in the first aspect of the present invention, and communicates without contact with a communication device provided in the polishing pad. It has the communication part which can be characterized.
- the polishing apparatus side it is possible to take out information indicating a situation during the polishing operation in real time only by providing a communication unit corresponding to the communication device provided in the polishing pad.
- the memory can collect and store all information necessary for adjusting the operating conditions of the polishing apparatus.
- the present invention it is possible to acquire information indicating a state during polishing in real time without newly adding a complicated configuration to the polishing apparatus. Therefore, adjustment of operating conditions of the polishing apparatus and reproducibility of polishing are possible. Can be easily secured.
- the memory of the polishing pad collects and accumulates all the information necessary for adjusting the operating conditions of the polishing apparatus, making it possible to centrally manage the information, such as adjusting the operating conditions and causing poor polishing. Analysis of the case can be easily performed.
- FIG. 3 is a layout view showing a component layout of the polishing pad. It is a layout view showing another component layout of the polishing pad. It is a layout view showing still another component arrangement of the polishing pad.
- the polishing apparatus of this embodiment includes a lower surface plate 2 on which a polishing pad 1 is mounted on an upper surface as shown in FIG.
- the upper surface plate 3 on which the wafer W to be polished is held, the slurry supply nozzle 4, and the control unit 5 are provided on the lower surface.
- the lower surface plate 2 and the upper surface plate 3 rotate around the vertical axis by driving of motors (not shown) linked to the respective shaft portions. Further, the upper surface plate 3 can be displaced up and down, and is displaced downward, thereby bringing the wafer W held on the lower surface into contact with the polishing pad 1 on the lower surface plate 2 in a pressurized state.
- the supply nozzle 4 is located on the lower surface plate 2 and supplies the slurry onto the polishing pad 1 mounted on the lower surface plate 2.
- the control unit 5 controls the operation of each component of the apparatus such as the lower surface plate 2, the upper surface plate 3 and the supply nozzle 4 described above.
- a communication unit 6 capable of radio wave communication is provided corresponding to the configuration of the polishing pad 1 described later, and the communication unit 6 is connected to the control unit 5.
- the communication unit 6 includes an RF-ID reader / writer corresponding to an RF-ID (wireless authentication) chip on the polishing pad 1 side.
- the polishing pad 1 is characterized.
- the polishing pad 1 has a top surface as a polishing surface in the drawing, and a sensor 7 and an information storage module 8 for inputting the detection output of the sensor 7 within the thickness thereof. And are buried.
- the sensor 7 detects a situation during polishing, and is, for example, a temperature sensor, a pressure sensor, an acceleration sensor for detecting rotation, and the type of detection target is not particularly limited. Further, only one type of sensor may be used, or a plurality of types of sensors having different detection targets may be used.
- the detection output of the sensor 7 is input to the information storage module 8 through a lead wire.
- the information storage module 8 includes a memory 9, a control IC 10, a battery 11 as a power supply unit, and a sensor 7a.
- a memory 9 a control IC 10
- a battery 11 as a power supply unit
- a sensor 7a a sensor 7a.
- an RF-ID wireless authentication
- Consists of chips are used.
- the memory 9 can be written and read, and stores detection information of the sensor 7a inside the information storage module 8 and the sensor 7 outside the information storage module 8.
- the memory 9 is pre-written with the manufacturing history (product name, lot number, date of manufacture, etc.) of the polishing pad 1 at the stage of manufacture or shipment of the polishing pad 1 provided with the information storage module 8. It is preferable. Further, the memory 9 can store the transmission information from the communication unit 6 and stores the data of the operating condition of the polishing apparatus if it is transmitted from the communication unit 6.
- the detection data for each polishing operation and the data of the operating conditions are specifically stored in the memory 9 as shown in Table 1 below.
- the sensor 7a in the information storage module 8 may be the same as the sensor 7 outside the information storage module 8.
- the internal sensor 7a may be omitted, and the sensor 7 may be provided only outside.
- the control IC 10 writes and reads information to and from the memory 9 and performs transmission and reception by radio waves by the communication unit 6 and the antenna 12 of the polishing apparatus, and functions as a communication device that performs non-contact communication. Therefore, the control IC 10 reads out the detection information of the sensor 7 stored in the memory 9 and transmits it to the communication unit 6, and receives the transmission from the communication unit 6, for example, data on the operating conditions of the polishing apparatus. Is stored in the memory 9.
- the polishing region on the surface of the polishing pad 1 can be covered with a relatively small number of sensors 7 without breaking the rotational balance of the polishing pad 1 as a whole.
- a plurality of sensors 7,... are arranged at regular intervals in the radial direction on a plurality of equiangular (four) radiations with respect to the information storage module 8 arranged at the center of the circle. Yes.
- the polishing region can be covered with a large number of sensors 7 without breaking the rotational balance of the entire polishing pad 1.
- the sensor present at the center of the circle may be the sensor 7 a provided inside the information storage module 8, or a position that is separate from the information storage module 8 and overlaps the information storage module 8. 7 may be provided.
- the information storage module 8 is preferably disposed at the center of the polishing pad 1, but other than the central part, a part not directly involved in polishing, such as a peripheral part of the polishing pad 1, provided that the rotational balance is not affected. It is conceivable to arrange them.
- control IC 10 of the information storage module 8 provided in the polishing pad 1 and the communication unit 6 perform transmission and reception by radio waves, but both may perform transmission and reception by an electromagnetic induction method.
- the communication device of the information storage module 8 and the communication unit 6 may be anything that can communicate without contact.
- the polishing pad 1 when polishing, the polishing pad 1 is mounted on the lower surface plate 2, and the upper surface plate 3 is mounted with the semiconductor wafer W as the object to be polished.
- the sensor 7 embedded in the polishing pad 1 detects the state of polishing such as temperature, and the information is temporarily stored in the memory 9, and a request from the communication unit 6 or the control IC 10 is spontaneous.
- information indicating the state during polishing stored in the memory 9 is transmitted to the communication unit 6.
- the controller 5 of the polishing apparatus can monitor the situation during polishing in real time.
- the memory 9 of the information storage module 8 of the polishing pad 1 stores a manufacturing history of the polishing pad 1 in advance, and is set by the control unit 5 when starting polishing. If data of operating conditions such as the number of revolutions of 2 and the upper surface plate 3 and the pressure applied between the wafer W and the polishing pad 1 are transmitted from the transmitting / receiving unit 6 to the information storage module 8 side of the polishing pad 1, polishing is performed.
- the memory 9 of the pad 1 collects and stores all the information necessary for adjusting the operating conditions of the polishing apparatus in addition to the information indicating the status during polishing. For this reason, the adjustment of the operating conditions can be easily performed by reading the stored contents of the memory 9.
- the information storage module 8 can collectively manage information necessary for adjusting the operating conditions of the polishing apparatus. For example, when the polishing apparatus is newly introduced, When the type of the object to be polished is changed, the polishing pad 1 is used to adjust the operating conditions of the polishing apparatus. Thus, the setting can be made in accordance with the actual polishing. After that, the polishing pad 1 is replaced with a polishing pad that does not have the sensor 7 or the information storage module 8 and whose main body is the same quality as the polishing pad 1. Polish.
- the communication unit 6 is provided as a part of the polishing apparatus.
- the communication unit 6 is not necessarily attached to the polishing apparatus, and is attached to a computer independent of the polishing apparatus or other data processing apparatus.
- the polishing pad 1 including the communication unit 6, the sensor 7, and the information storage module 8 constitutes a system that collectively manages polishing information.
- the control IC 10 calculates the life of the polishing pad 1 based on the information stored in the memory 9, and the calculation result (whether the life has been reached or not) via the life indicator (LED lamp or the like) 13. To inform the user.
- the control IC 10 performs life calculation / notification of the polishing pad 1 as follows according to the types of the sensors 7 and 7a.
- the life indicator 13 may be disposed on the side surface of the polishing pad 1 as shown in FIG. 1 or may be provided in a place other than the polishing pad 1 (for example, the control unit 5).
- the life of the polishing pad 1 is determined based on the knowledge that the polishing pad 1 is accelerated during the usage period of the polishing pad 1.
- the control IC 10 counts up the total amount of time during which the acceleration sensors 7 and 7a detect acceleration of a predetermined value or more, thereby measuring the total usage time of the polishing pad 1 and storing it in the memory 9. Then, it is determined whether or not the stored total use time reaches a preset length of time (corresponding to the life of the polishing pad 1). It is determined that
- the life of the polishing pad 1 is determined based on the knowledge that pressure is generated in the polishing pad 1 during the usage period of the polishing pad 1. That is, the control IC 10 counts the total amount of time during which the pressure sensors 7 and 7a detect a pressure equal to or higher than a predetermined value, thereby measuring the total usage time of the polishing pad 1 and storing it in the memory 9. The life determination based on the total usage time stored in the memory 9 is the same as that of the acceleration sensor.
- the life of the polishing pad 1 is determined based on the knowledge that the temperature rises in the polishing pad 1 during the usage period of the polishing pad 1.
- the control IC 10 counts up the total amount of time during which the temperature sensors 7 and 7 a detect a temperature rise of a predetermined value or more, thereby measuring the total usage time of the polishing pad 1 and storing it in the memory 9. .
- the life determination based on the total usage time stored in the memory 9 is the same as that of the acceleration sensor.
- the life of the polishing pad 1 can also be determined based on the knowledge that the lower surface plate 2 and the upper surface plate 3 are rotating during the usage period of the polishing pad 1.
- a wireless transmission unit is provided in the rotation control unit (not shown) of the lower surface plate 2 or the rotation control unit (not shown) of the upper surface plate 3, and a wireless reception unit (not shown) is provided in the control IC 10.
- the control IC 10 detects the polishing operation of the polishing pad 1 based on the rotational drive information received from the lower surface plate 2 or the upper surface plate 3, and further counts up the length of time during which the polishing operation is detected.
- the total usage time of the pad 1 is measured and stored in the memory 9.
- the life determination based on the total usage time stored in the memory 9 is the same as that of the acceleration sensor.
- the sensors 7 and 7a detect the situation (temperature, pressure, acceleration, etc.) of a part of the polishing pad 1, but in addition to this, the entire surface of the polishing pad 1 is used as the sensor 7a or sensor 7. It may be configured to detect the situation.
- An example of such a sensor is a pressure sensing sheet.
- the pressure sensing sheet can be composed of, for example, a polymer cell having piezo characteristics.
- each sensor can be configured from the same type of sensor, and each sensor can be configured by combining different types of sensors (for example, an acceleration sensor and a pressure sensor). By doing so, it is possible to monitor the polishing state with higher accuracy based on the mutual relationship in the different information.
- the arrangement of the sensors in the configuration in which the plurality of sensors 7 and 7a are provided is not only the configuration shown in FIGS. 3 and 4 but also a linear shape (in FIG. 5, the tangential direction of the polishing pad 1). Needless to say, they may be arranged in a straight line shape.
- the present invention is particularly useful as a polishing apparatus for polishing a semiconductor wafer such as a silicon wafer, a polishing pad used in the polishing apparatus, and a polishing information management system.
Abstract
Description
寿命表示器をさらに備え、
前記情報記憶モジュールは、前記メモリに記憶している前記検出情報に基づいて、前記研磨パッドの寿命判定を行い、その寿命判定結果を前記寿命表示器に表示するのが、
さらに好ましい。そうすれば、研磨パッドの寿命を精度高くユーザに報知することが可能になる。
この構成は、研磨パッド1の使用期間では研磨パッド1に加速度が生じている、という知見に基づいて、研磨パッド1の寿命を判断する。すなわち、コントロールIC10は、加速度センサ7、7aが所定値以上の加速度を検知している時間長の総量をカウントアップすることで、研磨パッド1の総使用時間を計測してメモリ9に記憶したうえで、記憶している総使用時間が予め設定しておいた時間長(研磨パッド1の寿命に相当する)に達するか否かを判断し、達したと判断すると、研磨パッド1は寿命に到達したと判定する。
この構成は、研磨パッド1の使用期間では研磨パッド1に圧力が生じている、という知見に基づいて研磨パッド1の寿命を判断する。すなわち、コントロールIC10は、圧力センサ7、7aが所定値以上の圧力を検知している時間長の総量をカウントアップすることで、研磨パッド1の総使用時間を計測してメモリ9に記憶する。メモリ9に記憶している総使用時間に基づいた寿命判定は加速度センサと同様である。
この構成は、研磨パッド1の使用期間では研磨パッド1に温度上昇が生じている、という知見に基づいて研磨パッド1の寿命を判断する。すなわち、コントロールIC10は、温度センサ7、7aが所定値以上の温度上昇を検知している時間長の総量をカウントアップすることで、研磨パッド1の総使用時間を計測してメモリ9に記憶する。メモリ9に記憶している総使用時間に基づいた寿命判定は加速度センサと同様である。
2 下定盤
3 上定盤
5 制御部
6 通信部
7 センサ
8 情報記憶モジュール
9 メモリ
10 コントロールIC(通信器)
11 バッテリー
W ウェハ
Claims (7)
- センサと、
前記センサにより得られる検出情報を記憶するメモリと、
電源部と、
外部と非接触で通信する通信器と、
が設けられている、
ことを特徴とする研磨パッド。 - 当該研磨パッドに埋め込まれた情報記憶モジュールを備え、
前記情報記憶モジュールには、前記メモリと前記電源部と前記通信器とが設けられている、
ことを特徴とする請求項1に記載の研磨パッド。 - 前記センサを少なくとも一種類備え、温度、圧力および回転数のうちの少なくともいずれか一つを検出対象とする、
ことを特徴とする請求項1に記載の研磨パッド。 - 前記メモリは、当該研磨パッドが研磨装置に装着されてその研磨動作中に前記センサにより得られる検出情報のほか、当該研磨パッドの製造履歴と、前記研磨装置の作動条件とが格納される、
ことを特徴とする請求項1に記載の研磨パッド。 - 寿命表示器をさらに備え、
前記情報記憶モジュールは、前記メモリに記憶している前記検出情報に基づいて、前記研磨パッドの寿命判定を行い、その寿命判定結果を前記寿命表示器に表示する、
ことを特徴とする請求項1に記載の研磨パッド。 - 請求項1に記載の研磨パッドと、
前記研磨パッドに備える通信器と非接触で通信が可能な通信部と、
を含む、
ことを特徴とする研磨情報管理システム。 - 上定盤の下面に保持された被研磨物と、下定盤上に装着された研磨パッドとを接触加圧した状態で、前記被研磨物と前記研磨パッドとを相対的に摺動させて研磨を行う研磨装置において、
前記研磨パッドが、請求項1に記載の研磨パッドであり、
前記研磨パッドに備える通信器と非接触で通信が可能な通信部を有する、
ことを特徴とする研磨装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/634,705 US9254545B2 (en) | 2010-03-19 | 2011-03-09 | Polishing apparatus, polishing pad, and polishing information management system |
KR1020127024348A KR101751091B1 (ko) | 2010-03-19 | 2011-03-09 | 연마 장치, 연마 패드 및 연마 정보 관리 시스템 |
CN201180013609.7A CN102802871B (zh) | 2010-03-19 | 2011-03-09 | 研磨装置、研磨垫及研磨信息管理系统 |
EP11755851.0A EP2548696A4 (en) | 2010-03-19 | 2011-03-09 | Polishing apparatus, polishing pad, and polishing information management system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2010063699A JP5551479B2 (ja) | 2010-03-19 | 2010-03-19 | 研磨装置、研磨パッドおよび研磨情報管理システム |
JP2010-063699 | 2010-03-19 |
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PCT/JP2011/001379 WO2011114658A1 (ja) | 2010-03-19 | 2011-03-09 | 研磨装置、研磨パッドおよび研磨情報管理システム |
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EP (1) | EP2548696A4 (ja) |
JP (1) | JP5551479B2 (ja) |
KR (1) | KR101751091B1 (ja) |
CN (1) | CN102802871B (ja) |
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Also Published As
Publication number | Publication date |
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KR101751091B1 (ko) | 2017-06-26 |
EP2548696A1 (en) | 2013-01-23 |
CN102802871A (zh) | 2012-11-28 |
KR20130012013A (ko) | 2013-01-30 |
US9254545B2 (en) | 2016-02-09 |
TWI548487B (zh) | 2016-09-11 |
TW201143980A (en) | 2011-12-16 |
CN102802871B (zh) | 2015-08-19 |
EP2548696A4 (en) | 2017-08-09 |
JP2011194509A (ja) | 2011-10-06 |
US20130052917A1 (en) | 2013-02-28 |
JP5551479B2 (ja) | 2014-07-16 |
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