Patent application number | Description | Published |
20080205896 | POSITIONING PLATE FOR OPTICAL SUBASSEMBLY - In one example, an optical subassembly positioning plate is provided that includes a substantially flat body that defines at least one edge. A port is defined in the body. The port is configured to receive and secure an optical subassembly in an x-direction and a y-direction when said optical subassembly positioning plate is positioned within an optoelectronic transceiver module. A plurality of fingers is defined along at least one edge of the body. Each of the plurality of fingers is configured to contact a shell of the optoelectronic transceiver module so as to bias a flange of the optical subassembly against a portion of the shell of the optoelectronic transceiver module such that the optical subassembly is substantially retained in a z-direction when the optical subassembly positioning plate is positioned within the optoelectronic transceiver module. | 08-28-2008 |
20080207039 | COLLAR CLIP FOR AN ELECTRONIC MODULE - In one example embodiment, a collar clip includes a body that is sized and configured to partially encircle a shell of an optoelectronic transceiver module. Each extended element in a pair of the extended elements is separated from the other extended element in the pair by a cavity. Each cavity is configured to receive a portion of a corresponding structure of the shell. | 08-28-2008 |
20080212972 | MOLDED COMMUNICATIONS MODULE HAVING INTEGRATED PLASTIC CIRCUIT STRUCTURES - An embodiment disclosed herein relates to a communications module. The communications module includes a body composed of a plastic resin and a plurality of conductive traces and contact pads defined on a portion of a surface of the body. The module also includes at least one substantially vertical ridge defined on the body surface, and at least one pocket defined on the body suitable for receiving an electronic component. The communications module may also include a body composed of a plastic resin and conductive features defined on a surface of the body configured to render the communications module operable without implementing a printed circuit board as part of the body. Additional embodiments relate to systems and methods for attaching one or more optical transmit assemblies to the communications module and for electrically connecting conductive traces in a temporary fashion on the surface of the body of the communications module. | 09-04-2008 |
20080318478 | MOLDED CARD EDGE CONNECTOR FOR ATTACHMENT WITH A PRINTED CIRCUIT BOARD - An edge connector suitable for attachment with a printed circuit board. The edge connector comprises a body composed of a plastic resin, the body defining a first end that is configured to operably attach to a portion of a printed circuit board and a second end configured to operably connect to a slot in a host device and a plurality of conductive traces and contact pads defined on a portion of a surface of the body, the traces being configured to electrically connect with corresponding traces defined on the printed circuit board. | 12-25-2008 |
20090004915 | CONNECTOR RECEPTACLE WITH RECEPTACLE EMI SHIELD - An electrical connector receptacle that includes receptacle-side electrical contacts, a socket, and a receptacle shield. The socket is configured such that a connector may be inserted therein allowing the electrical contacts of the connector to interface with the receptacle-side electrical contacts. The receptacle shield is placed in the back of the receptacle, and is composed of an Electro-Magnetic Interference barrier material. In one embodiment, the receptacle shield is configured to interface with an EMI barrier of the connector, and includes separate slots through which electrical connections may pass. | 01-01-2009 |
20090004917 | ELECTRICAL CONNECTOR WITH EMI SHIELD - An electrical connector having an electrical interface assembly electrical processing circuitry, and an EMI barrier. The electrical interface assembly has a plurality of electrical contacts for interfacing with a receptacle when the electrical connector is connected to a corresponding receptacle. The electrical processing circuitry is for processing electrical signals received from at least some of the plurality of electrical contacts and/or to be sent to the plurality of electrical contacts. The EMI barrier substantially contains the electrical processing circuitry except at a number of EMI barrier openings. The largest of these EMI barrier openings is where the electrical contacts pass through the connector. | 01-01-2009 |
20090097527 | Temperature Measurement Apparatus for Optoelectronic Transceiver - The case temperature measurement device for an optoelectronic transceiver includes a case with at least one thermally conductive wall, at least one optical component at least partially disposed within the case, circuitry electrically coupled to the optical component. The circuitry includes a temperature sensor coupled to the circuitry. The case temperature measurement device also includes at least one protrusion formed on the wall of the case of the optoelectronic transceiver. The protrusion is thermally coupled to temperature sensor via a thermal pad. A method for estimating case temperature of the optoelectronic transceiver based on an internal temperature measurement and knowledge of the relationship between the measured internal temperature and the actual case temperature, and compensating for the effects of variable heat sources within the transceiver upon this estimate. | 04-16-2009 |
20090111331 | RECEPTACLE WITH MULTIPLE CONTACT SETS FOR DIFFERENT CONNECTOR TYPES - A receptacle that is configured to receive connectors of different types. If a connector of one type is received into the receptacle, the connector contacts engage one set of receptacle contacts. If a connector of another type is received into the receptacle, the connector contacts engage another set of receptacle contacts, and so forth for potentially other connector types and other contact sets. A communication system may also control which PHY circuitry communicates with the receptacle depending on which connector type is plugged into the receptacle. | 04-30-2009 |
20090284930 | MODULAR HEATSINK MOUNTING SYSTEM - In one example, a host system includes a PCB, a plurality of rails disposed on the PCB, and a connector disposed on the PCB. The PCB, rails and connector define a slot configured to receive an optoelectronic module. The host system further includes means for removably mounting a modular heatsink to the host system such that the host system directly contacts the optoelectronic module when the optoelectronic module is fully inserted into the slot. The means for removably mounting has a standardized arrangement such that any modular heatsink having a mounting arrangement that is complementary to the standardized arranged can be removably mounted to the host system. | 11-19-2009 |
20100039778 | CFP MECHANICAL PLATFORM - In one example embodiment, a host device includes a host bezel, first and second guides, and a host connector. The host bezel defines an opening configured to receive a pluggable module. A first cutout on one side of the opening and a second cutout on the opposite side of the opening are adapted to receive corresponding guiderails on the module. The first and second guides are coupled to the host bezel and to a host printed circuit board. Each of the first and second guides defines a channel configured to receive the first and second guiderails of the module. The host connector is coupled to the host printed circuit board and is disposed at the back end of the first and second guides. The host connector includes a recessed slot configured to receive a module connector to electrically couple the module to the host printed circuit board. | 02-18-2010 |
20100039785 | CFP MECHANICAL PLATFORM - In one example embodiment, a pluggable optoelectronic module includes a shell with a front, back, and first and second sides. A first guiderail protrudes from the first side and extends from the front of the shell to the back of the shell. A second guiderail protrudes from the second side and also extends from the front of the shell to the back of the shell. A first thumbscrew runs the length of the module and is housed within the first guiderail. A second thumbscrew also runs the length of the module and is housed within the second guiderail. The two thumbscrews are configured to secure the module to a host device when the module is plugged into the host device. | 02-18-2010 |
20100098427 | EMI SHROUD FOR A PLASTIC RECEIVE OPTICAL SUBASSEMBLY - The principles of the present invention provide for a plastic ROSA that has a metallic EMI shroud covering a portion of the plastic ROSA. The combination of the plastic ROSA and the EMI shroud provides the unexpected result of having EMI shielding substantially similar to a metal ROSA. | 04-22-2010 |
20100124030 | FLOATING FRONT ENCLOSURE FOR PLUGGABLE MODULE - In one example embodiment, a host device includes a front panel, a bezel assembly, a floating PCB, and two host guides. The front panel defines an opening configured to receive a pluggable module in a plugging direction. The bezel assembly defines an opening configured to align with the front panel opening and to receive the pluggable module, the bezel assembly rigidly secured to the front panel. The host guides are rigidly secured to the floating PCB and are configured to guide the pluggable module when it is plugged into the host device. The host guides and bezel assembly operate together to allow the floating PCB to float with respect to the front panel in the plugging direction while remaining substantially aligned with the front panel in directions normal to the plugging direction. | 05-20-2010 |
20100296090 | Large Field of View, High Numerical Aperture Compound Objective Lens With Two Pairs of Identical Elements and Near IR Spectrometer Containing Two Such Compound Lenses - An apparatus consisting of two pairs of identical lenses which is suitable as a compound objective lens for high numerical aperture imaging is disclosed. The compound lens also has a wide field of view as a fraction of the compound lens focal length. By suitable choice of lens materials, well corrected near infrared imaging can be achieved. When two such compound lenses together with a diffraction grating are assembled into a spectrometer, excellent wavelength resolution in the near infrared can also be obtained. | 11-25-2010 |
20100302535 | All Reflective Apparatus for Injecting Excitation Light and Collecting In-elastically Scattered Light from a Sample - An apparatus is disclosed wherein laser radiation illuminates a sample using all reflective optics and wherein in-elastically scattered light from the sample is collected using the identical elements. The apparatus obviates the problem of contaminating the laser radiation with unwanted spectra from transmissive optics while providing very high rejection of the laser radiation with respect to the in-elastically scattered light. In addition, the apparatus can collect and launch light with high numerical aperture and large field of view. | 12-02-2010 |
20100310209 | Apparatus for Transforming The Aspect Ratio of An Optical Input Field Based On Stacked Waveguides - An apparatus consisting of stacked slab waveguides whose outputs are vertically staggered is disclosed. At the input to the stacked waveguides, the entrances to each slab lie in approximately the same vertical plane. A spot which is imaged onto the input will be transformed approximately to a set of staggered rectangles at the output, without substantial loss in brightness, which staggered rectangles can serve as a convenient input to a spectroscopic apparatus. A slit mask can be added to spatially filter the outputs so as to present the desired transverse width in the plane of the spectroscopic apparatus parallel to its dispersion. | 12-09-2010 |
20110194183 | Apparatus For Enhancing Scattered Light Detection By Re-Directing Scattered Light Outside The Angular Range Of Collection Optics Back To The Sample And Method Of Fabricating Same - An apparatus comprising an optical window transmits both an excitation beam to a sample and scattered light from the sample which is within the angular range of the collection optics. Scattered light from the sample outside the angular range of the collection optics is re-directed back to the sample by reflection from one or more surfaces of the apparatus. As a result, the magnitude of scattered light collected is increased. | 08-11-2011 |
20120134387 | Communications Device with Integrated Case Temperature Measurement - A communications device with integrated case temperature measurement includes a case having at least one thermally conductive wall and a circuit board at least partially disposed within the case. At least one electronic component is mounted on the circuit board and a temperature sensor is mounted on the circuit board. At least one thermally conductive protrusion extends from the wall and is thermally coupled to the temperature sensor. | 05-31-2012 |
20120320375 | Apparatus for Stabilizing Mechanical, Thermal, and Optical Properties and for Reducing the Fluorescence of Biological Samples for Optical Evaluation - An apparatus is presented for stabilizing an optical, thermal, and mechanical interface between a spectroscopic and/or imaging system and a biological sample. The apparatus includes a window retainer having a retainer surface and a well. The retainer surface surrounds the well. Further, the retainer surface is substantially planar. An optical window is located in the well. The optical window comprises a first and second surface. The second surface is in contact with the window retainer. The first surface is substantially flush with the retainer surface. The apparatus further includes an attachment mechanism coupling the window retainer to the biological sample such that a fluid, gel, adhesive or elastomer interposed between the optical window and the biological sample is trapped in the well. | 12-20-2012 |
20130266258 | Apparatus For Transforming The Aspect Ratio Of An Optical Input Field Based On Stacked Waveguides - An apparatus consisting of stacked slab waveguides whose outputs are vertically staggered is disclosed. At the input to the stacked waveguides, the entrances to each slab lie in approximately the same vertical plane. A spot which is imaged onto the input will be transformed approximately to a set of staggered rectangles at the output, without substantial loss in brightness, which staggered rectangles can serve as a convenient input to a spectroscopic apparatus. A slit mask can be added to spatially filter the outputs so as to present the desired transverse width in the plane of the spectroscopic apparatus parallel to its dispersion. | 10-10-2013 |
20130301046 | SYSTEMS HAVING A REFLECTED LIGHT SENSOR AND METHODS OF USE - Various systems and methods of monitoring laser safety by sensing contact of the system with a sample are provided. The system includes a focusing element for focusing an incident light from a laser light source onto a sample, an optical element having a collection zone for collecting a signal from the sample, a reflected light sensor for sensing a reflected light from the sample, wherein the reflected light sensor is located outside the collection zone of the optical element and on an inner surface of a housing of the system, an electrical circuit operably connected to the reflected light sensor and the laser light source and configured to control power to the laser light source in accordance with the reflected light sensed by the reflected light sensor and a spectral analyzer for processing the signal. Methods and other systems are also described and illustrated. | 11-14-2013 |