Abstract: This invention relates to apparatus for creating a magnetic field to propel a magnetic device within a diverse media including biological matrices, tissues, organs, animals and humans. In one embodiment, a cylindrical dual Halbach array provides a uniform magnetic field with a settable field direction. Another embodiment provides support and orientation apparatus for a controlled-gradient conical magnet to achieve a full 4? steradian solid angle coverage around the specimen.

Abstract: This invention relates to apparatus for creating a magnetic field to propel a magnetic device within a diverse media including biological matrices, tissues, organs, animals and humans. In one embodiment, a cylindrical dual Halbach array provides a uniform magnetic field with a settable field direction. Another embodiment provides support and orientation apparatus for a controlled-gradient conical magnet to achieve a full 4? steradian solid angle coverage around the specimen.

Abstract: The disclosure describes a method for assembling an optical coupler, the method may include (a) inserting optical fibers of an array of optical fibers through an array of openings of a mount of the optical coupler so that tips of the optical fibers pass through the array of openings of the mount and reach an adaptor; wherein the array of openings of the mount exhibit a first positioning accuracy; (b) using the adaptor to position the tips of the optical fibers at predefined locations, at a second positioning accuracy that is higher than the first positioning accuracy; (c) fixing the tips of the optical fibers to the mount while maintaining the tips of the optical fibers at the predefined locations; and (d) detaching the mount from the adaptor.

Abstract: This invention relates to apparatus for creating a magnetic field to propel a magnetic device within a diverse media including biological matrices, tissues, organs, animals and humans. In one embodiment, a cylindrical dual Halbach array provides a uniform magnetic field with a settable field direction. Another embodiment provides support and orientation apparatus for a controlled-gradient conical magnet to achieve a full 4? steradian solid angle coverage around the specimen.

Abstract: An electro-optic unit that may include a substrate, multiple optical engines, multiple electro-optic sub-units and optical conduits. Each optical engine may include one or more mechanical housings, each mechanical housing may include a group of lenses. Each electro-optic sub-unit is selected out of (a) a transmit electro-optic sub-unit that may include a group of lasers and a group of at least one laser driver, (b) a receive electro-optic sub-unit that may include a group of detectors and a group of at least one reception circuits; and (c) a hybrid electro-optic sub-unit that may include a receive portion and a transmit portion; wherein the transmit portion may include a sub-group of lasers and a sub-group of at least one laser driver; wherein the receive portion may include a sub-group of detectors and a sub-group of at least one reception circuits.

Abstract: A method for passively coupling an optical fiber to an optoelectronic chip, the method may include connecting the optical fiber to an optical cable interface of a first portion of an optical coupler; wherein the optical coupler further comprises a second portion; wherein the first portion comprises first optics that comprises a first lens array, an optical cable interface and three contact elements, each contact element has a spherical surface; and wherein the second portion comprises second optics that comprise a second lens array, and three elongated grooves; connecting the optical coupler to a substrate that supports the optoelectronic chip; and mechanically coupling the first portion to the second portion by aligning the three contact elements of the first portion with the three elongated grooves of the second portion thereby an optical axis related to a first lens array of the first portion passes through a point of intersection between longitudinal axes of the three elongated grooves, and an optical axi

Abstract: A method for passively coupling an optical fiber to an optoelectronic chip, the method may include connecting the optical fiber to an optical cable interface of a first portion of an optical coupler; wherein the optical coupler further comprises a second portion; wherein the first portion comprises first optics that comprises a first lens array, an optical cable interface and three contact elements, each contact element has a spherical surface; and wherein the second portion comprises second optics that comprise a second lens array, and three elongated grooves; connecting the optical coupler to a substrate that supports the optoelectronic chip; and mechanically coupling the first portion to the second portion by aligning the three contact elements of the first portion with the three elongated grooves of the second portion thereby an optical axis related to a first lens array of the first portion passes through a point of intersection between longitudinal axes of the three elongated grooves, and an optical axi

Abstract: A method for passively coupling an optical fiber to an optoelectronic chip, the method may include connecting the optical fiber to an optical cable interface of a first portion of an optical coupler; wherein the optical coupler further comprises a second portion; wherein the first portion comprises first optics that comprises a first lens array, an optical cable interface and three contact elements, each contact element has a spherical surface; and wherein the second portion comprises second optics that comprise a second lens array, and three elongated grooves; connecting the optical coupler to a substrate that supports the optoelectronic chip; and mechanically coupling the first portion to the second portion by aligning the three contact elements of the first portion with the three elongated grooves of the second portion thereby an optical axis related to a first lens array of the first portion passes through a point of intersection between longitudinal axes of the three elongated grooves, and an optical axi

Abstract: A method for passively coupling an optical fiber to an optoelectronic chip, the method may include connecting the optical fiber to an optical cable interface of a first portion of an optical coupler; wherein the optical coupler further comprises a second portion; wherein the first portion comprises first optics that comprises a first lens array, an optical cable interface and three contact elements, each contact element has a spherical surface; and wherein the second portion comprises second optics that comprise a second lens array, and three elongated grooves; connecting the optical coupler to a substrate that supports the optoelectronic chip; and mechanically coupling the first portion to the second portion by aligning the three contact elements of the first portion with the three elongated grooves of the second portion thereby an optical axis related to a first lens array of the first portion passes through a point of intersection between longitudinal axes of the three elongated grooves, and an optical axi

Abstract: A method for assembling an optical interconnect apparatus is provided. The optical interconnect comprises an integrated circuit chip, and at least one optoelectronic chip positioned on the integrated circuit chip, each of the at least one optoelectronic chip including a 2-dimensional optoelectronic array. The optical interconnect further comprises a first and a second microlens array, a bundle of optical fibers coupled to each second microlens array and supported by a bundle housing, and a block structure supporting the bundle housing to a printed circuit board (PCB).

Abstract: A fiber optic bundle including a coupler and a large matrix of fibers assembled from optical ribbons positioned very accurately in the coupler. Preferably, the coupler includes at least two plates, most preferably silicon plates, with a plurality of fiber receiving guides etched therethrough.

Abstract: Systems and methods are provided for controlling optical connectors. A float mechanism for controlling an optical connector can include a pin, a first and a second shaft assembly, and a base. The base can include a first and a second cantilever, and a housing, that defines an opening for receiving the pin. The base can receive the two shaft assemblies. The float mechanism can further include a tab with multiple surfaces and be configured to receive the pin.

Abstract: Systems and methods are provided for controlling optical connectors. A float mechanism for controlling an optical connector can include a pin, a first and a second shaft assembly, and a base. The base can include a first and a second cantilever, and a housing, that defines an opening for receiving the pin. The base can receive the two shaft assemblies. The float mechanism can further include a tab with multiple surfaces and be configured to receive the pin.

Abstract: A fiber optic bundle including a coupler and a large matrix of fibers assembled from optical ribbons positioned very accurately in the coupler. Preferably, the coupler includes at least two plates, most preferably silicon plates, with a plurality of fiber receiving guides etched therethrough.

Abstract: An optoelectronic chip assembly including a printed circuit board (PCB) coupled to a substrate, an aperture formed through the printed circuit board and through the substrate, a heat sink, an array of active electro-optical elements mounted in the aperture and connected to a driving chip controlled by the PCB, wherein the driving chip is coupled to the heat sink. Preferably, the assembly further includes a plurality of passive optical elements disposed for optical communication and data transfer with said active electro-optical elements, but thermally isolated therefrom.

Abstract: An apparatus for use with an array of liquid specimen containers having open upper ends includes a panel structure having an array of openings corresponding to the array of liquid specimen containers such that the open upper ends of the containers will be aligned with the openings upon placement of the panel structure over the containers in an upright engagement with the containers. The apparatus further includes filter material stretched across the openings so as to extend across the open upper ends of the containers in overlying abutment with the open upper ends of the containers when the panel structure is in the upright engagement. In this arrangement, liquid contents of the containers can flow downward through the filter material when the panel structure and the containers are together moved from their upright engagement to an overturned engagement inverted from their upright engagement.

Abstract: An improved linear polarization maintaining fiberoptic array and a method of making the array are disclosed. The fibers of the array are seated in V-grooves formed in two silicon plates, which are then approximated and bonded together to hold the fibers securely therebetween. The terminal portions of the fibers are disposed in alumina, glass or zirconium ferrules, which protect the fibers from distortion and degradation of their extinction ratios, caused by asymmetric external pressure of the housing. Using the method of manufacture disclosed herein, it is possible to test each fiber prior to its incorporation in the array.

Abstract: An apparatus for use with an array of liquid specimen containers having open upper ends includes a panel structure having an array of openings corresponding to the array of liquid specimen containers such that the open upper ends of the containers will be aligned with the openings upon placement of the panel structure over the containers in an upright engagement with the containers. The apparatus further includes filter material stretched across the openings so as to extend across the open upper ends of the containers in overlying abutment with the open upper ends of the containers when the panel structure is in the upright engagement. In this arrangement, liquid contents of the containers can flow downward through the filter material when the panel structure and the containers are together moved from their upright engagement to an overturned engagement inverted from their upright engagement.

Abstract: A device for simultaneous processing of a number of liquid specimens is disclosed. The device is in the form of a plate having a plurality of compartments, each compartment being adapted to hold a liquid specimen and having an aperture at its top for introducing and withdrawing liquid into and from the compartment, respectively. Each compartment has a vent opening at a side wall at about mid portion thereof between the compartment's top and bottom, the vent opening is at one end of a duct and the other end of the duct opens to the atmosphere wherein each of the compartments has an upper converging portion ending in an aperture with an annular rim adapted for tight engagement with a filter sheet and having a bottom portion with an inverted dome shape.