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Match Document Document Title
8181053 Power saving device and all-in-one PC having the same for controlling standby power to memory controller and memory  
A power saving device is configured in an all-in-one PC and has a power module expandably composed of a plurality of Ni-MH cells linked up either in series connection or in parallel connection....
7751223 Magnetic memory devices using magnetic domain motion  
A magnetic memory device includes a recording layer, a reference layer, a first input portion and a second input portion. The recording layer has perpendicular magnetization direction and a...
7738278 Magnetic memory device using magnetic domain motion  
A magnetic memory device is provided. The magnetic memory device may include a memory track in which a plurality of magnetic domains is formed so that data bits, each of which may be a magnetic...
5436861 Vertical bloch line memory  
A new read gate design for the vertical Bloch line (VBL) memory is disclosed which offers larger operating margin than the existing read gate designs. In the existing read gate designs, a current...
5327371 Information recording and reproducing apparatus  
An information recording and reproducing apparatus which has a memory portion which uses the Bloch lines occurring at the magnetic domain walls at the periphery of magnetic domains present in...
5309388 Solid state magnetic memory device  
In a solid state magnetic memory device wherein the information storing region of a Bloch line memory device using Bloch lines generated in magnetic domain walls as information carriers is covered...
5260891 Bloch line magnetic memory  
A Bloch line magnetic memory has a magnetic film of thickness h located on a substrate and includes Bloch lines of width Λo. The magnetic film satisfies the condition (1) h/Λo<14 with Λ...
5229961 Crosstie random access memory element having associated read/write circuitry  
A nonvolatile random access memory array is formed by permalloy thin films patterned into "wiggle" shapes. Address lines for reading and/or writing into the memory cells are operatively connected...
5179532 Transfering bloch lines using perpendicular and in-plane pulse magnetic fields  
A Bloch line transferring method or system comprises a step of transferring only a first Bloch line of the Bloch line pair in the magnetic wall in a predetermined direction, and a step of...
5172336 Method of transferring Bloch lines  
A transfer method for transferring Bloch lines present in the magnetic wall of a magnetic section formed in a magnetic thin film along the magnetic wall includes the steps of distributing a...
5138571 Method for transferring a bloch line  
Method for transferring the Bloch line present in the magnetic wall of the magnetic domain formed in the magnetic thin film, along the magnetic wall is characterized by the steps of forming a...
5105383 Method for detecting the presence of Bloch lines in a magnetic wall  
In a method or device for detecting the presence and/or absence of a Bloch line in a magnetic wall of a magnetic domain formed in a thin magnetic film, a magnetic field parallel to the plane of the...
5050122 Bloch line memory device and method for operating same  
There are disclosed techniques concerning reading out Bloch lines in a Bloch line memory device, where pairs of Bloch lines are used as an information carrier. The pairs of Bloch lines are...
5047978 Bloch line memory device  
A Bloch line read/write memory in which a Bloch line or lines near the end portion of a stripe domain are moved in a predetermined direction to turn the direction of a wall magnetization at the end...
5036485 Bloch-line memory device capable of stably generating a magnetic domain  
In a magnetic medium used in a Bloch-line memory device and having a first groove and a pair of second grooves deeper than the first groove with the first groove formed to leave a plateau extended...
5031140 Bloch-line memory device for stably reading information  
A Bloch-line memory device comprises a magnetic medium including a read-out area and a potential barrier portion. The read-out area is on the principal surface of the magnetic medium and the...
4974200 Method of transferring Bloch lines in the domain wall of a magnetic domain, and a magnetic memory using the method  
A method of transferring Bloch lines present in a domain wall of a magnetic domain formed in a thin magnetic firm, includes cyclically forming asymmetrical potential wells along the domain wall in...
4974201 Process for transferring bloch lines formed in a magnetic wall of a magnetic domain, and a magnetic memory apparatus for recording and reproduction of information by transferring bloch lines in utilizing said transferring process  
A process for transferring Bloch lines formed in a magnetic wall of a magnetic domain and a magnetic memory apparatus for recording/reproducing information in utilizing Bloch lines formed in the...
4926377 Magnetic memory device using a deflected in-plane magnetic field  
In a magnetic memory device for use in selectively carrying out a write-in operation and a readout operation of a pair of vertical Bloch lines as an information carrier in a domain wall of a stripe...
4731752 Bloch line memory device with stripe domain stabilizing means  
In a Bloch-line memory wherein a magnetic film comprises a first and a second major line and a minor loop portion defined between the first and second major lines, successive presence and absence...
4692899 Propagational control for Vertical Bloch Line memories  
Stabilization of the propagation of storage bits around the storage loops of a Vertical Bloch Line (VBL) memory is obtained by the vapor-deposition of a nickel-iron film over the VBL structure. The...
4583200 Magnetic memory device capable of memorizing information in a stripe domain in the form of a vertical Bloch line pair  
In a magnetic memory device comprising a magnetic medium (21) having an easy axis of magnetization orthogonal to a principal surface of the medium, the medium has at least one stripe domain (20)...
4541072 Magnetic bubble display device  
The orthogonal conductors in a magnetic bubble display device each extend in only one direction across the magnetic medium and carry current in only one direction. Sector shaped recesses are formed...
4516222 Laminated magnetic bubble device  
Herein disclosed is a laminated magnetic bubble device of a multiple layer structure composed of at least one thin magnetic film having low coercive force and vertically oriented anisotropy which...
4334291 Ion-implanted magnetic bubble memory with domain confinement rails  
Operating margins for major-minor magnetic bubble memories are improved by use of protective rails between minor loops to prevent loss of information due to stripout. The rails, as are the...
4315214 Displacement sensor using a galvanomagnetic element positioned in a periodically inverted magnetic field  
Disclosed is a displacement sensor, comprising a pair of plates of magnetic bubble material disposed parallelly to each other across a space and a galvanomagnetic element disposed within the...
4281396 Magnetic strip domain memory system  
A magnetic memory device in which information is stored in the form of strip domains in a layer of magnetic material supported by a layer of ferromagnetic material. The ferromagnetic material...
4229248 Process for forming bonding pads on magnetic bubble devices  
A process for thickening the relatively thin bonding pads of a single wall magnetic domain (bubble) device is disclosed. The process is particularly suited for thickening the pads defined by a...
4164029 Apparatus for high density bubble storage  
A magnetic bubble storage system and a method for making it using only two masking steps, one of which is critical. In a preferred embodiment, the storage regions are comprised of ion implanted...
4151599 Magnetic bubble display units  
In a display unit utilizing magnetic bubbles, selective extinction of the magnetic bubbles in a matrix results in a pattern of letters and/or images which are combinations of the magnetic bubbles...
4151602 Magnetic bubble multilayer arrangement  
A magnetic bubble device comprising a non-magnetic substrate layer, and a sequence of magnetic layers joined to each other and to the magnetic substrate layer, e.g. by epitaxial growing of...
4122538 Single wall domain, stripe domain memory plane  
A laminated, integral structure that forms a bubble memory plane for the generation, storage and transfer of single wall domains, bubble domains or bubbles is disclosed. The memory plane is formed...
4112503 Stripe domain propagation using contiguous bicore disk file structure  
An apparatus for and a method of moving stripe domains in a direction transverse their length is disclosed. The apparatus includes a layer of magnetizable material in which stripe domains are...
4101972 Bubble domain propagation using oscillating stripe domains  
Disclosed is an apparatus for and a method of propagating bubble domains along fixed guidance channel forming stripe domains by capturing them in moveable stripe domains and then moving the...
4095279 Orthogonal potential well matrix and amplitude modulated bias field for bubble domain propagation  
An apparatus for and a method of propagating bubble domains is disclosed. The apparatus includes a memory plane that is comprised of a non-magnetic support member upon which are formed a bubble...
4079461 Gap tolerant bubble domain propagation circuits  
There is disclosed an improved circuit element or structure for use in propagation of magnetic bubble domains. The improved circuit element permits a more desirable gap-to-period ratio than...
4054866 Conversion element and system utilizing magnetic bubbles  
A conversion element and system comprising a magnetic thin plate capable of having magnetic bubbles formed therein; and at least two conductive segment patterns disposed adjacent the magnetic thin...
4040038 Column accessing of elements in confined arrays  
A technique for accessing interactive elements, such as magnetic bubble domains, which are in confined arrays where the elements are located with respect to one another in accordance with...
4040020 Bubble lattice device  
A device adapted for use in a low externally applied magnetic field, for example, 15 Oe, with a bubble lattice system is described. The device has a Y shaped channel in which bubbles are propagated...
4015249 Transfer of domains between fields  
A system suitable to transfer a bubble domain from one field to a second field where the field is the largest area formed by exposing a pattern and which all of the dimensions are critical is...
4001796 Bubble lattice structure with barrier  
A bubble lattice structure is disclosed containing a barrier positioned between at least two adjacent rows of bubble domains and/or stripe domains. More than one barrier may be utilized to retain...
4001794 Method and apparatus for controlled generation of wall topology in magnetic domains  
Magnetic domains with defined wall topologies are controllably generated from a domain having known characteristics. A "mother" bubble domain of a known wall state is generated by nucleation. The...
3996577 Method and apparatus for the controlled generation of wall-encoded magnetic bubble domains  
A magnetic layer is exchange coupled to a bubble medium in an area where bubble domains are nucleated, and is used together with or without an externally applied in-plane magnetic field to...
3974487 Magnetic bubble transmission system  
A magnetic bubble transmission system in which a magnetic bubble is retained in a magnetic thin plate under an appropriate bias magnetic field applied to said magnetic thin plate in a direction...
3965463 Apparatus using amorphous magnetic compositions  
Apparatus using amorphous magnetic compositions having uniaxial anisotropy include bubble domain apparatus, light modulating apparatus, permanent magnet systems, and tape and disc information...
3953842 Bubble lattice initialization  
A method of providing an initial lattice containing magnetic bubble domains in a film is disclosed. The method includes a first step of providing a confinement area in a film to contain magnetic...
3947830 Complementary transition structures for magnetic domain propagation  
Structures of soft magnetic material, such as permalloy, provide transitions between chevron channels and other types of channels which move single wall magnetic domains. The structures facilitate...
3946372 Characteristic temperature-derived hard bubble suppression  
Normal single wall magnetic or "bubble" domains are generated in bubble domain materials without generating hard bubble domains by selecting the composition based upon a predetermined minimum...
3940750 Wall topology storage system  
A wall topology storage system wherein information in the form of data bits is stored as polarity reversals in magnetic domain walls separating adjacent magnetic domains. A plurality of bits is...
3938110 Method of controlling magnetic strip domains  
A method of controlling magnetic strip domains is disclosed wherein a magnetic material having at least one ion-implanted region is placed under a bias magnetic condition which permits magnetic...
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