HONG, SEUNG BUM (Total 863 Patents Found)

An electric field read/write head, a method of manufacturing the electric field read/write head, and an information storage device including the electric field read/write head are provided. The electric field read/write head includes: a substrate (10) having a first surface (S1) facing a recording medium and a second s...
A high-density data storage medium, a method of manufacturing the data storage medium, a high-density data storage apparatus, and methods of writing data on, and reading and erasing data from the data storage medium by using the data storage apparatus are provided. The data storage medium includes a lower electrode, an...
A ferroelectric recording medium and a writing method for the same are provided. The ferroelectric recording medium includes a ferroelectric layer which reverses its polarization when receiving a predetermined coercive voltage. A nonvolatile anisotrophic conduction layer is formed on the ferroelectric layer. A resistan...
A magnetic logic device (MLD) and methods of manufacturing and operating an MLD are provided. The MLD includes: a first interconnection; a lower magnetic layer formed on the first interconnection, the lower magnetic layer having a magnetization direction fixed in a predetermined direction; a non-magnetic layer formed o...
Provided is an information storage medium using nanocrystal particles, a method of manufacturing the information storage medium, and an information storage apparatus including the information storage medium. The information storage medium includes a conductive layer, a first insulating layer formed on the conductive la...
A semiconductor probe having a wedge shape resistive tip and a method of fabricating the semiconductor probe is provided. The semiconductor probe includes a resistive tip that is doped with a first impurity, has a resistance region doped with a low concentration of a second impurity having an opposite polarity to the f...
Provided is an electric field information reading head for reading information from a surface electric charge of an information storage medium, the electric field information reading head comprising a semiconductor substrate having a resistance region formed in a central part at one end of a surface facing a recording ...
A semiconductor probe and a method of writing and reading information using the same. The semiconductor probe includes a cantilever and a tip formed on an end portion of the cantilever to write or read information on or from a ferroelectric medium on a surface of which an electrode is formed. The tip includes a resisti...
【課題】データ保存のための強誘電体薄膜の製造方法及びそれを利用した強誘電体記録媒体の製造方法を提供する。 【解決手段】基板上に非晶質のTiO 2 層を形成する工程、TiO 2 層上にPbOガス雰囲気を形成する工程及びTi...
A nano imprint master and a method of manufacturing the same are provided. The method includes: implanting conductive metal ions into a substrate including quartz to form a conductive layer inside the quartz substrate; coating a resist on the quartz substrate in which the conductive layer is formed, to form a resist co...
A semiconductor probe with a high-resolution tip and a method of fabricating the same are provided. The semiconductor probe includes: a cantilever doped with a first impurity; a resistive convex portion projecting from an end portion of the cantilever and lightly doped with a second impurity opposite in polarity to the...
Provided is an electric field information reading head for reading information from a surface electric charge of an information storage medium, the electric field information reading head comprising a semiconductor substrate having a resistance region formed in a central part at one end of a surface facing a recording ...
Provided are a semiconductor probe with a resistive tip, and a method of fabricating the semiconductor probe. The method includes forming a stripe-shaped mask layer on a substrate doped with a first impurity, and forming first and second electrode regions by heavily doping portions of the substrate not covered by the m...
Provided are a bit patterned medium having a super track, a reading head which reads data recorded on the bit-patterned medium, and a hard disk drive (HDD) for recording/reading data on/from the bit patterned medium. The bit patterned medium includes a substrate, and a recording layer formed with a plurality of bit cel...
A ferroelectric recording medium and a writing method for the same are provided. The ferroelectric recording medium includes a ferroelectric layer which reverses its polarization when receiving a predetermined coercive voltage. A nonvolatile anisotrophic conduction layer is formed on the ferroelectric layer. A resistan...
A two-axis actuator having a large stage area and including includes a substrate, an anchor unit having sides approximately in a rectangular shape, fixed on the substrate, a plurality of first actuating parts actuating in a first direction and separated from the substrate within regions of both sides of the anchor unit...
A probe position error detecting method and apparatus in a probe-based data storage system are provided. The method includes preparing servo codes, which are Gray codes. The Gray codes have a Hamming distance of 1 and satisfy alternate conditions for Q (a natural number) and Q+1, the conditions being based on the numbe...
A semiconductor probe with a high-resolution tip and a method of fabricating the same are provided. The semiconductor probe includes: a cantilever doped with a first impurity; a resistive convex portion projecting from an end portion of the cantilever and lightly doped with a second impurity opposite in polarity to the...
<P>PROBLEM TO BE SOLVED: To provide a semiconductor probe equipped with a resistance chip, and to provided its manufacturing method. <P>SOLUTION: This semiconductor probe comprises a 1st impurity-doped resistance chip formed on the tip of which resistive region with a 2nd impurity, different from the 1st o...
A ferroelectric medium, a manufacturing method thereof and an information storage device are disclosed. The manufacturing method includes the steps of: forming an electrode layer on a substrate; forming an insulation layer on the electrode; and forming on the insulation layer a ferroelectric layer. Dielectric breakdown...
An electric field read/write head, a method of manufacturing the electric field read/write head, and an information storage device including the electric field read/write head are provided. The electric field read/write head includes: a substrate having a first surface facing a recording medium and a second surface tha...
A method for manufacturing a ferroelectric thin film and a method for manufacturing a ferroelectric recording medium are provided to increase recording density of the recording medium by forming uniform nano grains on the ferroelectric thin film. An amorphous TiO2 layer(12) is formed on a substrate(10). A PbO gas atmos...
An image sensor having improved resolution and a method for sensing an image using the same are provided to improve image resolution by detecting the image as moving a photoelectric conversion semiconductor device fixed on a scanner unit. A scanner unit(100) moves on the plane. A photoelectric conversion semiconductor ...
Provided are a ferroelectric recording medium and a method of manufacturing the same. The ferroelectric recording medium includes a substrate, a plurality of supporting layers which are formed on the substrate, each of the supporting layers having at least two lateral surfaces; and data recording layers formed on the l...
本发明提供了一种铁电记录介质及其写入方法。该铁电记录介质包括:铁电层,当接收预定的矫顽电压时铁电层反转其极化;非易失性各向异性导电层,形成在铁电层上。当各向异性导电层接收低于矫顽电压的第一电压时,其电阻减小,当各...
【課題】 プローブと記録媒体とが非接触で、低い電界を印加しても情報を記録、再生及び消去できる高密度情報記録媒体及びこれを用いた情報記録装置を提供すること。 【解決手段】 下部電極、絶縁層、光電子を放出する突出部が形...
Provided are a data storage device and a method of tracking data stored in the data storage device. The device includes a data storage medium on which data can be recorded and erased, a plurality of probes for scanning the data storage medium to detect data, a scanner for driving the data storage medium or the probes, ...
Provided are an electric field read/write device and a method of driving an electric field read/write device. The method including an electric field read/write head comprising a resistance region disposed between a source region and a drain region and a writing electrode disposed on the resistance region, wherein the m...
A method of manufacturing an electric field sensor having an electric field shield. The method includes providing a substrate doped with a first impurity; forming a resistive tip having a resistance region doped with a low concentration of a second impurity at an apex of a protruding portion of the substrate, and first...
저항성 팁을 구비한 반도체 탐침 및 그 제조방법이 개시된다. 개시된 제조방법은 제1불순물을 도핑한 기판의 상면에 스트라이프형의 마스크막을 형성하고, 상기 마스크막을 제외한 상기 기판의 영역에 제2불순물을 고농도로 도핑하여 제1 및 ...
Provided is a two-axis actuator having a large stage area. The two-axis actuator includes a stage moving in two directions and connected to an upper part of an inertial part. The two-axis actuator is configured to maximize a stage area relative to the overall area of the actuator, thereby increasing the data storage ca...
A nano imprint master and a method of manufacturing the same are provided. The method includes: implanting conductive metal ions into a substrate including quartz to form a conductive layer inside the quartz substrate; coating a resist on the quartz substrate in which the conductive layer is formed, to form a resist co...
A method of manufacturing an enhancement type semiconductor probe and an information storage device having the enhancement type semiconductor probe are provided. The method involves using an anisotropic wet etching and a side-wall in which influence of process parameters upon the performance of a device is reduced to i...
A two-axis actuator having a large stage area and including includes a substrate, an anchor unit having sides approximately in a rectangular shape, fixed on the substrate, a plurality of first actuating parts actuating in a first direction and separated from the substrate within regions of both sides of the anchor unit...
An electric field effect read/write head for recording/reproducing information on/from a ferroelectric recording medium using an electric field effect includes a semiconductor substrate, a recess portion formed in an upper surface of the semiconductor substrate facing the ferroelectric recording medium, and a recording...
미디어 스테이지를 구비한 마이크로 액츄에이터의 제조방법이 개시된다. 개시된 발명은 미디어가 탑재되는 면을 가지는 미디어 스테이지 및 상기 미디어 스테이지를 구동하는 코일을 미디어가 탑재되는 면의 저면에 구비하는 마이크로 액츄...
개시된 강유전체를 이용한 정보저장매체는, 비정질 결정구조의 기판과, 이 기판 상에 형성된 전극층, 및 이 전극층 상에 형성된 (001)방향의 강유전체층를 포함한다....
A data recording medium including a ferroelectric layer and a method of manufacturing the same are provided. In the data recording medium, a barrier layer, a conductive layer, and a seed layer are sequentially stacked on a substrate. A data recording layer is formed on the seed layer and has a vertical residual polariz...
An X-Y stage driver having a locking device and a data storage system having the X-Y stage driver. The X-Y stage driver includes an X-Y stage; a supporting unit that supports the X-Y stage and has elastic beams that support corners of the X-Y stage; a driving unit that drives the X-Y stage in a first direction and a se...
A method of recording bits on a ferroelectric medium using a scanning probe or a small conductive structure and a recording medium thereof, in which bit sizes can be decreased to increase data recording density as well as to reduce losses in reproduction signals. The method includes applying switching voltages to a low...
Provided are a semiconductor probe having a resistive tip and a method of fabricating the semiconductor probe. The semiconductor probe includes a resistive tip which is doped with a first impurity, and of which an apex portion is doped with a low concentration of a second impurity of opposite polarity to the first impu...
(57)【要約】 (修正有) 【課題】 半導体探針を用いた情報貯蔵装置を提供す る。 【解決手段】 電極層15、前記電極層15上に積層さ れた強誘電性膜13及び前記強誘電性膜13の表面に積 層された半導体層11を備えた記録...
Provided are a semiconductor probe, a method of manufacturing the same, and an apparatus and method for analyzing a semiconductor surface using the semiconductor probe. The semiconductor probe includes a semiconductor tip containing a low concentration of impurities and a cantilever having a conductive area formed in c...