PASSIVATION OF VCSEL SIDEWALLS
Granted: November 1, 2007
Application Number:
20070254393
A semiconductor structure configured for use in a VCSEL or RCLED. The semiconductor structure includes an oxidizing layer constructed from materials that can be oxidized during a lithographic process so as to create an oxide aperture. The semiconductor structure further includes a number of layers near the oxidizing layer. A passivation material is disposed on the layers near the oxidizing layer. The passivation material is configured to inhibit oxidation of the layers.
SYSTEMS AND METHODS FOR PREPARING NETWORK DATA FOR ANALYSIS
Granted: November 1, 2007
Application Number:
20070255847
Preparation of network data for analysis. An original frame representing a frame transmitted in a communications link can be received wherein the original frame comprises a payload. At least a portion of the payload can be removed from the original frame. Statistics can be inserted into the original frame to generate a modified frame. Original frames can be removed and not transmitted to an analysis system. A modified frame can represent several original frames that are removed.…
GENERATING EYE-DIAGRAMS AND NETWORK PROTOCOL ANALYSIS OF A DATA SIGNAL
Granted: November 1, 2007
Application Number:
20070253474
Methods and systems for generating an eye-diagram and performing network analysis for a signal. A signal can be sampled to obtain a set of signal samples. A maximum and minimum signal sample can be identified from the set of signal samples. The target can be calculated as a midpoint between the maximum signal sample and the minimum signal sample. This target can be used to sample the signal and construct an eye-diagram. A network protocol analyzer is also used to perform network protocol…
HORSESHOE SPRING FOR SECURING AN OPTICAL NOSEPIECE DURING OPTICAL ALIGNMENT
Granted: October 11, 2007
Application Number:
20070237466
A system for retaining an optical subassembly in a shell of a communications module is disclosed. The system reduces stress imposed on a hermetic package of the optical subassembly during lead interconnection procedures while ensuring thermal contact of the package with a thermal pad mounted in the shell. In one embodiment, the system includes a spring clip comprising a head portion that defines a seating surface, as well as first and second arms. The seating surface is shaped to engage…
GROUNDING A PRINTED CIRCUIT BOARD IN A TRANSCEIVER MODULE
Granted: October 11, 2007
Application Number:
20070237489
A transceiver module that utilizes an apparatus for providing chassis ground to a printed circuit board located within a connector structure of the transceiver module. In one example embodiment, a ground clip for use in a transceiver module includes a cross-arm, a pair of arms connected to the cross-arm, a pair of fingers each connected to one of the pair of arms, and at least one protrusion connected to the cross-arm. Each finger is configured to be inserted into a hole in a connector…
COMMUNICATIONS MODULE EDGE CONNECTOR HAVING MULTIPLE COMMUNICATION INTERFACE PADS
Granted: October 4, 2007
Application Number:
20070232091
An edge connector design for use with a printed circuit board included in a communications module is disclosed. In one embodiment, the edge connector comprises a planar surface defining a terminal end of the printed circuit board, and a plurality of conductive contact pads arranged on the planar surface. The contact pads include first and second ground contact pads disposed adjacent opposite side portions of the planar surface and first and second power contact pads disposed proximate a…
OPTICAL NETWORKS FOR CONSUMER ELECTRONICS
Granted: October 4, 2007
Application Number:
20070233906
Digital optical networks for communication between digital consumer electronic devices are disclosed. A digital optical network can include an input interface configured to electrically couple to a DVI or HDMI receptacle of a source device. The input interface includes an optical transmitter for converting a TMDS signal into an optical signal. An input optical fiber optically coupled to the optical transmitter receives the optical signal. A coupler is coupled to the input optical fiber…
CONNECTOR STRUCTURE FOR A TRANSCEIVER MODULE
Granted: September 27, 2007
Application Number:
20070224884
A transceiver module, such as a copper transceiver module, that utilizes an example connector structure for receiving the plug of a communication cable. The example connector structure is configured to house a plurality of electronic components in such a way as to efficiently utilize the space within the connector structure itself In one example embodiment, a connector structure for use in a copper transceiver module includes a body, a first plurality of conductive elements attached to…
PROTOCOL ANALYZER FOR CONSUMER ELECTRONICS
Granted: September 27, 2007
Application Number:
20070226571
A protocol analyzer for analyzing traffic on a bus. A tap card is used to tap into a bidirectional bus. The tap provides a pass through connection from the card to the host and taps off of the bus. While tapping off the bus, stubs lengths are minimized and input capacitance is minimized. A repeater that preferably has no internal termination provides a differential input and a differential output. The bus lines are input to one of the inputs in the differential inputs and a reference…
ALTERNATE STORAGE OF REPEATED DATA WITHIN A DATA STORAGE DEVICE
Granted: September 27, 2007
Application Number:
20070226394
A data storage device having capabilities for alternate storage of repeated data and methods for alternate storage of repeated data within a data storage device. In one example embodiment, a method is disclosed for a data storage device to alternately store data within the data storage device. First, the data storage device identifies a data pattern that is present at a plurality of physical addresses on the data storage device. Next, the data storage device writes the data pattern to a…
GROUNDING VIA A PIVOT LEVER IN A TRANSCEIVER MODULE
Granted: September 27, 2007
Application Number:
20070224859
A transceiver module that utilizes a pivot lever to ground a shielded cable that is plugged into the transceiver module. In one example embodiment, a transceiver module includes a housing, a jack, and a movable pivot lever. The housing is operative to be electrically connected to chassis ground when the transceiver module is received within a host port. The jack is defined in the housing and operative to receive a shielded plug. The pivot lever is configured to allow removal of the…
ELECTROMAGNETIC INTERFERENCE CONTAINMENT IN A TRANSCEIVER MODULE
Granted: September 27, 2007
Application Number:
20070224851
A transceiver module that utilizes an electromagnetic interference (EMI) containment structure for dealing with electromagnetic interference generated within the transceiver module. In one example embodiment, a transceiver module includes a housing, a printed circuit board disposed within the housing, and an EMI shield disposed about the printed circuit board. In this example embodiment, the printed circuit board includes electronic circuitry and a plurality of differential signal lines.…
THIN FILM INTERLEAVER
Granted: September 27, 2007
Application Number:
20070223860
A thin film interleaver device is disclosed. The thin film interleaver includes thin film optics. The thin film(s) are formed such that they reflect one group of wavelengths while allowing a second group of wavelengths to pass through the thin film(s). The thin film(s) exhibit a flat top frequency response across the channel bandwidths of the multiplexed signal for which the thin film filter is designed such that the thin film interleaver is less sensitive to wavelength drift and…
FLOW CONTROL METHODOLOGY FOR DIGITAL RETIMING DEVICES
Granted: September 20, 2007
Application Number:
20070220357
A network diagnostic device or component such as a network analyzer or a jammer that is placed in-line between two nodes in a network to perform a flow control operation transparently without the requirement of a separate link layer implementation. The network diagnostic device may include a diagnostic module configured to perform network analyzer operations, a memory a first flow control module a second flow control module. In some embodiments, when performing the flow control…
METHOD OF GENERATING NETWORK TRAFFIC
Granted: September 13, 2007
Application Number:
20070211696
Generating traffic in a network environment. A traffic generator can be used to record the low level network data that is generated in response to high level user input. The traffic generator can receive instructions that identify when to start and stop recording network instructions. Once started, the high level user input is converted into low level network data and recorded. The recorded low level data thus reflects real usage and can be used to generate virtual traffic. The virtual…
METHOD OF ANALYZING NETWORK WITH GENERATED TRAFFIC
Granted: September 13, 2007
Application Number:
20070211697
Generating traffic in a network environment. A traffic generator can be used to record the low level network data that is generated in response to high level user input. The low level network data can be processed to simulate multiple virtual users. Once the network data is processed, the virtual data can be sent over a network as if multiple users were using the network. The response and functionality of the network and of network components can then be monitored and evaluated based on…
TRAFFIC GENERATOR PROGRAM
Granted: September 13, 2007
Application Number:
20070213966
Systems and methods for a traffic generator for use in a network. A computer program product such as a plug in for a browser captures data that is sent over a network. The plug in does not need to understand or capture keyboard or mouse input. Rather, the plug in captures low level network data that is generated in response to high level user input. The captured data can be used to reflect real network usage during the testing of networks and network equipment. The traffic can also be…
CAPTURE RCDT AND SNTT SAS SPEED NEGOTIATION DECODES IN A NETWORK DIAGNOSTIC COMPONENT
Granted: September 6, 2007
Application Number:
20070206509
Systems and methods for a network diagnostic device or component that is placed in-line between two nodes in a network to capture the value of a component of a speed negotiation signal. The network diagnostic component receives a speed negotiation signal from a first node for communication with a second node. The speed negotiation signal may be received by a receive module. The speed negotiation signal includes one at least a first portion that comprises one or more data units. The…
OPTICAL TRANSCEIVER PCB MOUNTING SYSTEM HAVING EMI CONTAINMENT FEATURES
Granted: September 6, 2007
Application Number:
20070207670
A mounting system for securing a printed circuit board in a communication module, such as an optical transceiver module, is disclosed. In one embodiment, the transceiver module includes an outer shell and an enclosure that cooperate to contain the printed circuit board therein. The mounting system comprises first and second pins, wherein each pin includes a first end passing through respective holes coaxially defined in both the shell and the printed circuit board. The pins also each…
AUTOMATED CHARACTERIZATION SYSTEM FOR LASER CHIP ON A SUBMOUNT
Granted: August 30, 2007
Application Number:
20070200581
A temperature-controlled system for testing a laser die mounted on a submount is disclosed. The testing system comprises a base having a motor-driven translation platform. The translation platform includes a first testing site having a two-stage temperature control system mounted on a base portion. The temperature control system includes a thermoelectric cooler and a fluid system for circulating a cooling/heating fluid in a circulation block. A mounting portion is also included on the…
