Matches 101 - 128 out of 128 < 1 2 3
Match Document Document Title
3990059 Magnetic bubble detector  
A magnetic bubble detector comprising a planar layer of magnetic material in which magnetic bubble domains can be moved and a thin planar film on one surface of that layer. The layer has a...
3990037 Parallel access bubble memory  
A parallel access magnetic bubble memory system comprising a planar thin film optical waveguide for the propagation of linearly polarized light along a first axis and a coupler for coupling light...
3990060 Cryptographic magnetic bubble domain memory  
The data stored in a coincident block access bubble domain memory with bit-organized chips is encrypted by skewing or permuting selected word bits by predetermined amounts. This is implemented by...
3990061 Gapless propagation structures for magnetic bubble domains  
Gapless, single-sided propagation structures are provided for implementing the continuous movement of magnetic bubble domains in both straight lines and around reverse direction turns under the...
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...
3967002 Method for making high density magnetic bubble domain system  
A method for making a high density magnetic bubble domain system including the functions of read, write, storage, transfer, and annihilation. Only three masking steps are required, of which only...
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...
3953841 Closed loop bubble lattice system and method for stabilizing  
A closed loop bubble lattice system and a method for stabilizing the same is disclosed. The closed loop bubble lattice system contains at least one portion being curved wherein the lattice...
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...
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...
3936883 Magnetic bubble read/write head  
Magnetic bubbles are employed to write and read digitized signals of audio, video and digital data in a magnetic medium, while circumventing the problems associated with high linear tape speed or...
3930244 Bubble domain lattice buffer arrangement  
Bubble domains in an enclosed lattice are translated for data accessing and buffered by providing stripe domains on both ends of a bubble lattice parallel to the direction of the bubble domain...
3930243 Method and apparatus for stabilizing a bubble domain system  
A method and apparatus for stabilizing a bubble domain system containing bubble domains having no Bloch lines and bubble domains having a pair of Bloch lines is described. The method consists of...
3925768 Gapless double-sided propagation structure for bubble domain devices  
Gapless, double-sided propagation structures are provided for implementing the continuous movement of magnetic bubble domains under the control of a reorienting in-plane field. Propagation is...
3914751 Gapless multithickness propagation structure for magnetic domain devices  
A gapless, multithickness propagation structure is provided for implementing the continuous movement of magnetic bubble domains under the control of a reorienting in-plane field. Propagation is...
3913079 Magnetic bubble domain pump shift register  
A propagation means for moving interactive elements, such as magnetic bubble domains in a magnetic medium, which comprises a very simple structure that can be used under many bias field conditions....
3906468 Semicircular magnetic domain propagation apparatus  
Semicircular magnetic domains are propagated along a narrow track. Magnetostatic interaction prevents two domains from being situated directly opposite each other on the track and thus binary data...
3905040 Magnetic domain storage disk  
A storage system uses a plate of magnetic material having a two-dimensional regular array of positions in which a domain can each time be written and read by light radiation. The plate rotates at a...
3899781 Magnetic bubble transmission system using a rotating magnetic field  
A magnetic bubble transmission system, in which a magnetic bubble produced in a magnetic thin plate under application thereto of a bias magnetic field is transmitted by the application of rotating...
3890605 MAGNETIC DOMAIN SYSTEMS USING DOMAINS HAVING DIFFERENT PROPERTIES  
A magnetic domain system utilizing domains having different wall magnetization properties. In particular, domains are herein characterized in accordance with their direction of motion in a gradient...
3836898 MAGNETIC BUBBLE STRUCTURE FOR SUPPRESSION OF DYNAMIC BUBBLE CONVERSION  
The dynamic conversion of a normal magnetic bubble to a relatively low mobility form during high-speed operation of bubble devices is suppressed in structures which tolerate only negligible changes...
3828329 SINGLE WALL DOMAIN PROPAGATION ARRANGEMENT  
A field access, single wall domain propagation arrangement is defined by a pattern of ion implanted regions in a domain supporting layer. Either positive or negative magnetostriction effects result...
3811120 MAGNETIC DOMAIN PROPAGATION ARRANGEMENT HAVING CHANNELS DEFINED BY STRAIGHT LINE BOUNDARIES  
Magnetic single wall domains are moved along a channel defined by a straight line boundary in response to a magnetic field rotating in the plane of domain movement.
3792452 MAGNETIC DEVICES UTILIZING ION-IMPLANTED MAGNETIC MATERIALS  
Magnetic anisotropy in oxidic magnetic materials is altered by strain which is induced by local expansion of the lattice through ion implantation. This compressional strain in the instance of a...
3778788 SINGLE WALL DOMAIN PROPAGATION ARRANGEMENT  
Domain propagation along a path defined by a straight line conductor is achieved by driving domains back and forth across the conductor against the edges of regions forbidden to the domains. By...
3728697 BUBBLE DOMAIN SYSTEM  
A bubble domain system of magnetic material having a portion containing small diameter bubble domains and an adjacent portion having larger diameter bubble domains. A method for forming large...
3699547 MAGNETIC BUBBLE DOMAIN SYSTEM  
A magnetic bubble domain system having a strip or channel of film of magnetic bubble domain material associated with a supporting substrate is described. The surface of the strip of magnetic bubble...
3643238 MAGNETIC DEVICES  
Local cobalt concentration inhomogeneities in bubble domain devices make possible a series of device designs in which various functions are expedited. These functions include bubble generation,...
Matches 101 - 128 out of 128 < 1 2 3