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7613372 Low coupling loss photodetector/optical fiber apparatus and method for forming the same  
A coupling apparatus includes a lens disposed between a port, such as a photodetector, and a light source, such as a fiber. The lens is aligned such that light emitted from the light source is...
7592657 Semiconductor device and method of manufacturing the same  
According to the present invention, a method of fabricating a semiconductor device is provided including forming a first interlayer insulating film 11 , a crystalline conductive film 21 , a first...
7424310 System, method, and apparatus for automatic transmission of recently captured images  
A system, method and apparatus for delivering a photo captured during a predefined time-interval prior to a voice call. A camera phone or other telephone device will detect that an image is...
6375737 Method of self-assembly silicon quantum dots  
A method of self-assembling silicon quantum dots comprises the steps of providing a substrate, forming a thin amorphous Si film, and forming a plurality of Si quantum dots by controlling the energy...
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...
4734884 Magnetic bubble memory system with function of protecting specific storage area of bubble memory from rewriting  
A magnetic bubble memory system with a write protecting function is disclosed. In a power on reset mode or initiallizing mode of an information handling system including the bubble memory system, a...
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...
4689769 Magnetic bubble memory  
A magnetic bubble memory has the longitudinal direction of a minor loop, i.e. a row of permalloy patterns, on a magnetic film of a (111) crystal plane aligned with the [110] crystal axis of the...
4608677 Magnetic bubble store  
The invention relates to a magnetic bubble store. This store comprises a magnetic garnet layer (1), in which can be formed magnetic bubbles, which are respectively localized by cells. Each cell...
4607349 Magnetic bubble memory device  
A highly density magnetic bubble memory device has bubble propagation paths having different pattern periods. The distance between a propagation path having shorter period and a magnetic film for...
4592016 Magnetic bubble memory device  
A magnetic bubble memory device comprises a plurality of minor loops for storage of data information and a map loop for storage of defective-loop information, etc. The number of bits of the map...
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)...
4579624 Process for manufacturing a magnetic bubble memory chip  
A process for manufacturing a dual spacing type magnetic bubble memory chip having a thin garnet film, on which a first area is provided with minor loop transmission lines for memorizing bubble...
4549282 Magnetic bubble memory system  
A magnetic bubble memory system includes a plurality of magnetic bubble devices, each of which has at least one minor loop for storing magnetic bubbles, at least one information transfer gate and...
4530071 Fast access magnetic bubble memory  
A magnetic bubble memory that can be read during every cycle of an in-plane drive field includes first and second minor loop sets into which alternate bits of a bubble pattern are stored. Two...
4530070 Magnetic bubble memory device  
A magnetic bubble memory device including a magnetic bubble chip of major-minor structure is disclosed in which an integer m prime to the number n of bits of a minor loop is selected from integers...
4520459 Bubble memory which transfers bubbles in both right-to-left and left-to-right SPS loops to provide a short access time  
A bubble memory comprises a substrate with a major surface; a first storage module for storing bubbles on the left side of the surface having parallel inputs and parallel outputs; a second storage...
4519049 Magnetic bubble memory having auxiliary storage loops  
A magnetic bubble memory has a plurality of minor loops for storing data represented by magnetic bubble sequences, a write line for transferring write data to couple them to the minor loops and a...
4473891 Magnetic bubble memory device  
In a magnetic bubble memory device comprising a number of magnetic bubble propagation paths each including magnetic bubble propagation bit segments arrayed in the direction of propagation of...
4471468 Magnetic bubble memory device  
A magnetic bubble memory device has a plurality of memory loops which comprise minor loops and a map loop arranged independently of the minor loops. The map loop stores index data and parameter...
4470128 Control arrangement for magnetic bubble memories  
An arrangement for incorporating a magnetic bubble memory (MBM) into a system having a system processor and a direct access storage (RAM) utilizes digital command words that represent basic MBM...
4468758 Magnetic bubble memory chip  
A magnetic bubble memory chip comprises minor loops of a folded structure for storing information in the form of magnetic bubble domains, and input and output tracks for transferring the...
4468757 Method of operating magnetic bubble memory device in multipage mode  
A magnetic bubble memory system controller is provided to interface a user system and a magnetic domain chip. The controller will functionally accept commands from a user system and deliver those...
4462087 Ion-implanted bubble device  
Ion-implanted bubble device comprises a magnetic layer in which bubble propagation paths are formed by ion-implantation. The bubble propagation path has an inside turn including a cusp of which the...
4458334 Redundancy map storage for bubble memories  
A magnetic bubble domain memory device is provided that includes a magnetic bubble domain data chip having a major/minor loop organization in which one or more defective minor loops may be...
4453231 Magnetic bubble memory  
A magnetic bubble memory has a first bubble propagation track formed with an ion-implanted pattern and a second bubble propagation track formed with permalloy members connected to each other to...
4424577 Conductorless bubble domain switch  
A magnetic bubble domain system including a planar layer of magnetic material in which magnetic bubble domains can be propagated; and first and second bubble domain guide structure coupled to the...
4423489 Replicator for ion-implanted bubble domain devices using stretching action of charged wall  
A replicator for an ion-implanted magnetic bubble domain device including a single level conductor bubble cutting element disposed between first and second spaced apart bubble domain guide...
4386417 High performance bubble chip architecture  
A major/minor loop bubble memory system architecture includes a passive replicator in the major loop read channel which is connected by a first path to a mode switch-annihilator and a merge point...
4358830 Bubble memory with enhanced bit density storage area  
A field-access bubble memory chip has a plurality of permalloy elements overlying an insulating layer. The permalloy elements are configured and positioned to define a plurality of paths for...
4355373 Magnetic bubble memory  
A new geometry for the propagation elements of a field-access magnetic bubble memory is disclosed which is tolerant of relatively wide gaps between elements and lower drive fields. The elements...
4354253 Bubble redundancy map storage using non-volatile semiconductor memory  
A magnetic domain memory system is provided that includes magnetic domain data chips having a major-minor loop organization wherein the system may include data chips having one or more defective...
4346457 Dovetail propagation structure for contiguous disk bubble devices  
A propagation track for use in contiguous disk bubble devices consists of a plurality of spaced dovetail shaped elements which are connected at one end thereof by a track portion which faces in the...
4346454 Bubble memory with on chip error map storage on permalloy disk elements  
A bubble memory chip includes a plurality of data loops, some of which may be defective, for storing magnetic bubbles representative of data therein. A serial-parallel input propagation path and a...
4342098 Asymmetric sawtooth contiguous disk propagation pattern  
A propagation pattern for contiguous disk bubble devices consists of a plurality of parallel propagation tracks in which each propagation track is asymmetric. Adjacent propagation tracks are...
4335162 Method of producing a fault transparent bubble memory by diffusing manganese in preselected permalloy elements  
A bubble memory includes a garnet film and a pattern of overlying propagation elements, each made of a layer of permalloy and a layer of manganese. The elements define a plurality of paths for...
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...
4333162 Bubble memory with conductor programmable transparent error map  
Disclosed is a bubble memory having a plurality of data loops, some of which may be defective, and first input and output paths for propagating magnetic bubbles to and from the data loops,...
4321693 Magnetic bubble memory chip with dedicated redundancy data section provided thereon  
A magnetic bubble memory chip structure on which a plurality of magnetic bubble storage loops are provided for containing information data as represented by bubbles and voids and including a...
4321692 Bubble memory system having defective minor loops  
Disclosed is a bubble memory system that includes a plurality of bubble memory chips. Each of the chips have a number of minor loops, but only a predetermined portion of the loops are utilized to...
4316263 Transfer and replication arrangement for magnetic bubble memory devices  
A magnetic bubble replication and transfer arrangement is disclosed which provides for replicating magnetic bubbles in thin planar layers of magnetic material without the need for electrical...
4314358 Segmented, conductor access, magnetic bubble memory  
A conductor-access, magnetic bubble memory organized in the major-minor mode has minor loops separated into minor loop segments. The segments can be powered for moving bubbles selectively only...
4308593 Interchangeable magnetic bubble memory  
An interchangeable magnetic bubble memory device having first and second interchangeable memory bubbles, each of the modules including a magnetic bubble memory having at least one major loop or...
4308591 Bubble memory having non-uniformly wound Y drive field coil  
In a field-access magnetic bubble memory X and Y coils encircle the chip for providing the rotating XY magnetic drive field when conventional drive signals are applied thereto. At least one of the...
4301516 Bubble memory storage unit  
A magnetic bubble domain memory device is provided that includes a magnetic domain data chip having a major-minor loop organization with on-chip firmware providing redundancy information enabling...
4291389 Memory system using faulty bubble memory devices  
This invention uses a plurality of bubble memory chips in a system for providing simultaneous input and output in a word or byte organized output. Each bubble memory chip has the same number of...
4290117 Memory device with circulating storage loops  
In a memory device which has a plurality of recirculating type storage loops and in which information of the same addresses of the respective storage loops can be read and written in parallel, a...
RE30732 Consecutive bit access of magnetic bubble domain memory devices  
A magnetic bubble domain chip layout or organization which achieves consecutive bit access is provided by arranging the device in two substantially identical halves or parts. Each half contains...
4283776 Ion-implanted magnetic bubble memory  
A gap between sets of contiguous discs defined by nonimplanted regions in an otherwise ion-implanted bubble layer allows an isolation between bubbles which leads to the achievement surprisingly...
4283771 On-chip bubble domain relational data base system  
A bubble domain chip is designed to provide the components necessary to perform all essential data-base functions. Many cross-linked loops in parallel allow the interchange of distinct columns of...
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