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| Number | Title | Issue Date |
| 7991294 | Bi-directional optical communications system and corresponding method Bi-directional laser communications system comprising a first transceiver and a second transceiver for establishing two optical channels there between. The first transceiver comprises a first transmitter with a pulsed high-power laser source for transmitting a pulse... | 08/02/2011 |
| 7881616 | Transceiver based loop back initiation An operational optical transceiver configured to initiate operation in loop back mode. The optical transceiver includes transmit and receive signal paths, a memory capable of having microcode written to it, and a configurable switch array that is used to connect and... | 02/01/2011 |
| 7720388 | Integrated optical communication and range finding system and application thereof The present invention is directed toward systems for conducting laser range and enabling optical communication between a plurality of entities and to the application of such systems in a secure covert combat identification system. In one embodiment, the present inve... | 05/18/2010 |
| 7650077 | Multi-data-rate optical transceiver An optical transceiver module includes an optical-to-electrical converter configured to convert a first optical signal to a first electric signal, a first amplifier configured to amplify the first electric signal, a bandwidth controller coupled to the first amplifie... | 01/19/2010 |
| 7580638 | Optical transceiver module with multipurpose internal serial bus The optical-transceiver module includes an optical transmitter and an optical receiver. The optical transceiver module also includes an internal serial bus and a plurality of addressable components electrically coupled to the internal serial bus. Each of the address... | 08/25/2009 |
| 7529488 | Optical transceiver module with onboard diagnostics accessible via pins The optoelectronic transceiver includes a housing, an optical transmitter, an optical receiver, a memory, and an interface. The optical transmitter, receiver, memory, and interface are each disposed at least partially within the housing. The memory is configured for... | 05/05/2009 |
| 7502564 | Integrated memory mapped controller circuit for fiber optics transceiver Circuitry for monitoring an optoelectronic device includes memory, including one or more memory arrays for storing information related to the optoelectronic device and analog to digital conversion circuitry for: receiving a plurality of analog signals from the optoe... | 03/10/2009 |
| 7440702 | Method for transmitting digital image signal, digital image transmitting device, digital image sending device and digital image receiver A multiplexer of a transmission section generates a clock signal by multiplying a reference clock signal of a digital image signal by a predetermined number ‘K’. A parallel digital image signal is converted into a serial digital signal on the basis of the clock ... | 10/21/2008 |
| 7424221 | Optical network terminal with illegal transmission detection circuitry An optical network terminal, which includes an optical transmitter, monitors the status of the optical transmitter, such as the output or the power consumption of the optical transmitter, to determine when the optical transmitter is illegally transmitting. When an i... | 09/09/2008 |
| 7409164 | Optical transceiver for compensating for loss due to transmission distance in passive optical network A passive optical network includes an optical line termination for generating multiple downward optical signals and multiple optical network units for receiving the downward optical signals. Each optical network unit includes a receiver for converting a correspondin... | 08/05/2008 |
| 7406263 | Combined wavefront sensor and data detector for a free space optical communications system with adaptive optics In an adaptive optics module, wavefront sensing and data detection are implemented in a single device. For example, an optical-to-electrical converter converts a data-encoded optical beam to an intermediate electrical signal, which contains both the data encoded in ... | 07/29/2008 |
| 7391975 | Method of synchronizing servo timing in an optical wireless link A technique for synchronizing the servo control systems between two optical wireless links (OWLs) that are in communication with one another. This synchronization allows the alignment in time of the various tasks to be assigned in a desired time period. The synchron... | 06/24/2008 |
| 7369771 | Optical network terminator and optical network connection method using it An optical network terminator of the present invention includes an optical wavelength division multiplexer for receiving an optical signal and incoherent light. An optical detection unit converts a downstream high speed and low speed optical signals into electrical ... | 05/06/2008 |
| 7359640 | Optical coupling device and method for bidirectional data communication over a common signal line Optical coupling device operates over a bidirectional data link between at least first and second communicators, each communicating data along a common wire of the data link. The device includes at least first and second optical couplers, each including a photon flu... | 04/15/2008 |
| 7359641 | Modular optical transceiver An optical transceiver converting and coupling an information-containing electrical signal with an optical fiber including a housing conforming to the industry standard XENPAK™ form factor including an electrical connector for coupling with an external electrical ... | 04/15/2008 |
| 7359644 | Optoelectronic module with integrated loop-back capability An optoelectronic module includes an optical radiation source having associated an output transmission path for an output optical radiation generated by the source as well as an optical radiation detector having associated an input transmission path for an input opt... | 04/15/2008 |
| 7356262 | Time division multiplexing of analog signals in an optical transceiver An optical transceiver module having a multiplexing analog control interface. The optical transceiver module comprises a controller and integrated post-amplifier/laser driver, which are included on a printed circuit board associated with the module. Transmitting and... | 04/08/2008 |
| 7356681 | Transient transceiver clock configuration A telecommunications system that includes an external memory, an internal memory and a system clock. A boot component is configured to use the clock signal generated by the system clock to load data from external memory into internal memory when the telecommunicatio... | 04/08/2008 |
| 7350986 | Microcode-driven programmable receive power levels in an optical transceiver An operational optical transceiver comprising a receiver, a sensor, a memory, and a processor. The sensor is configured to measure the received power of an optical signal received by the receiver. The received power is sent to the memory where it is read by the proc... | 04/01/2008 |
| 7330668 | Low noise light receiver The low noise light receiver comprises a light sensor for generating a sensor signal, the sensor signal comprising a wanted signal resulting from a light source and an interfering signal resulting from interfering light; an optical filter apparatus for reducing the ... | 02/12/2008 |
| 7325983 | 10GBASE-LX4 optical transceiver in XFP package An optical transceiver for including an electrical connector with a serial interface for coupling with an external electrical cable or information system device, a fiber optic connector adapted for coupling with an external optical fiber, and an electro-optical suba... | 02/05/2008 |
| 7302190 | Optical communication system including replaceable electro-optic and opto-electric converters In an optical transmitting or receiving apparatus, a plurality of replaceable electro-optic converters or a plurality of replaceable opto-electric converters are provided in correspondence with optical transmission lines. ... | 11/27/2007 |
| 7302186 | Optical transceiver and host adapter with memory mapped monitoring circuitry A host adaptor is configured to monitor operation of an optoelectronic transceiver. The host adapter includes a transceiver interface, memory, comparison logic and a host interface. The transceiver interface receives from the optoelectronic transceiver digital value... | 11/27/2007 |
| 7295750 | Access key enabled update of an optical transceiver Systems and methods for verifying that an optical transceiver has access privileges to received microcode. An example environment may include an optical transceiver that is coupled to a host computing system. The optical transceiver includes a memory that has thereo... | 11/13/2007 |
| 7286767 | Optical transceiver over single communication link A method, apparatus, and system for optical communications. An optical transmit signal is generated in response to an electrical transmit signal. The optical transmit signal is coupled into a single communication link for transmission there over. An optical receive ... | 10/23/2007 |
| 7276682 | Laser power control with automatic compensation A method and apparatus is disclosed for optic signal power control to maintain a desired or optimum optic signal power level. During start-up, a default or target value from memory may be utilized to bias or otherwise control operation of an optic signal generator o... | 10/02/2007 |
| 7266302 | Asymetric optical network traffic flow control An optical network may be configured dynamically so that a given channel wavelength can operate in either direction over a fiber in a network. Thus, network providers can provision bandwidth according to the traffic characteristics of the network link in question. A... | 09/04/2007 |
| 7248800 | Optical receiver, optical transmitter and optical transceiver An optical receiver includes a first light receiving element to convert an optical signal to an electric signal and to output the electric signal from one end. A light receiving element row is connected to the other end of the first light receiving element to supply... | 07/24/2007 |
| 7248890 | Channel power balancing in a multi-channel transceiver system A transceiver according to some embodiments of the present invention receives data from a plurality of frequency separated transmission channels from a complementary transmitter of another transceiver and adjusts the power output of certain channels in a transmitter... | 07/24/2007 |
| 7231151 | Cosite interference rejection system using an optical approach A cosite interference rejection system allows cancellation of large interfering signals with an optical cancellation subsystem. The rejection system includes an interference subsystem coupled to a transmit system, where the interference subsystem weights a sampled t... | 06/12/2007 |
| 7215888 | System and method of implementing variable loop gain in an optical wireless link based on distance A system and method of varying the control loop gain of an optical wireless communication link between a transmitting station and a receiving station as an inverse function of distance between the transmitting station and the receiving station to allow the optical w... | 05/08/2007 |
| 7215891 | Integrated driving, receiving, controlling, and monitoring for optical transceivers An optical transceiver includes a single integrated circuit chip to integrate the drive, receive, control, and monitoring functions of the optical transceiver. The single chip may further have an advance replacement algorithm and monitoring algorithm for the opto-el... | 05/08/2007 |
| 7209401 | Ring oscillator dynamic adjustments for auto calibration An apparatus compensates for voltage and temperature variations on an integrated circuit with: a voltage sensor having a digital voltage output; a temperature sensor having a digital temperature output; a register coupled to the voltage sensor and the temperature se... | 04/24/2007 |
| 7209664 | Frequency agile transmitter and receiver architecture for DWDM systems A frequency-agile optical transceiver includes a shared local oscillator (LO), a coherent optical receiver and an optical transmitter. The LO operates to generate a respective LO optical signal having a predetermined LO wavelength. The coherent optical receiver is o... | 04/24/2007 |
| 7200337 | Optoelectronic transceiver having dual access to onboard diagnostics An optoelectronic transceiver includes first and second controller ICs. Each controller IC includes logic, a memory, an interface, and at least one input port. Each memory is configured to store digital diagnostic data and has a unique serial device address to allow... | 04/03/2007 |
| 7184668 | System and method for protecting eye safety during operation of a fiber optic transceiver A single-chip integrated circuit, sometimes called a controller, controls operation of a transceiver having a laser transmitter and a photodiode receiver. The controller includes memory for storing information related to the transceiver, and analog to digital conver... | 02/27/2007 |
| 7178992 | Apparatus and method of signal detection in an optical transceiver The present invention includes an optical transceiver having a fiber module with an optical data input and an electrical data output. The fiber module further includes a signal detect output that indicates the receipt of valid optical data. A physical layer device h... | 02/20/2007 |
| 7181100 | Interconnect mechanism for connecting a laser driver to a laser A transmission mechanism for transmitting an electrical signal from the output stage of an electro-optic transducer driver to an electro-optic transducer. The transmission mechanism includes the electro-optic transducer, the electro-optic transducer driver and a ter... | 02/20/2007 |
| 7174099 | System for regulating optical output power Systems and methods for regulating optical power are described. A system for regulating optical power includes a laser driver circuit that receives an enable/disable signal and a data modulator input. The enable/disable signal regulates asynchronous mode operation. ... | 02/06/2007 |
| 7162160 | System and method for protecting eye safety during operation of a fiber optic transceiver A single-chip integrated circuit, sometimes called a controller, controls operation of a transceiver having a laser transmitter and a photodiode receiver. The controller includes memory for storing information related to the transceiver, and analog to digital conver... | 01/09/2007 |
