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| Number | Title | Issue Date |
| 8155526 | In-wall optical network unit One embodiment provides an ONU that includes an optical interface coupled to an optical transceiver, which is configured to transmit optical signals to and receive optical signals from an OLT through the optical interface. The ONU also includes an ONU chip coupled t... | 04/10/2012 |
| 8150265 | Carrier current communication system with infrared receiver Embodiments of a method and apparatus are described to transmit a data signal from a power supply unit, over existing direct current (DC) power transmission lines, to a residential gateway which includes an infrared (IR) receiver designed to receive optical signals.... | 04/03/2012 |
| 8090263 | System and method for expanding PCIe compliant signals over a fiber optic medium with no latency A system for expanding PCI Express (PCIe) compliant signals over a fiber optic medium with no latency. A standardized fiber optic transceiver is adapted to provide an optimal PCIe expansion over a fiber optic medium. Signal buffers are utilized to translate and fine... | 01/03/2012 |
| 8023826 | Method and apparatus for using distributed antennas A distributed antenna system for using distributed antennas provides for locating a plurality of distributed antennas on existing infrastructure such as existing utility poles, traffic lights/signals, streetlights, etc. Each of the distributed antennas is connected ... | 09/20/2011 |
| 7953327 | Commissioning tool, commissioning system and method of commissioning a number of wireless nodes A commissioning tool includes a laser pointer structured to reflect light from a wireless lighting ballast, a directive antenna, a ranging module structured to determine distance to the ballast, and a housing. The pointer, antenna and ranging module are each mounted... | 05/31/2011 |
| 7945167 | Preventing mobile communications in a quiet zone using artificially imposed signal time delay Terminating or otherwise preventing communications in a predefined quiet zone by imposing a time delay. In one embodiment an existing call is terminated during a transition between two wireless access points by imposing a time delay on communications through one of ... | 05/17/2011 |
| 7801447 | Method and system for signal processing by modulation of an optical signal with a multichannel radio frequency signal A signal processing system is disclosed having a detector for detecting an RF signal, wherein the detector has plural detection channels. A modulator modulates an optical signal with the detected RF signal and a processor processes the modulated optical signal to de... | 09/21/2010 |
| 7480461 | Data processing network having an optical network interface An optical data processing network having an optical network interface is disclosed. The optical data processing network includes a first multi-processor system and a second multi-processor system. The first multi-processor system includes a first set of processors ... | 01/20/2009 |
| 7440699 | Systems, devices and methods for transmitting and receiving signals on an optical network Systems, devices and methods for transmitting and receiving signals on an optical network are disclosed. In one aspect, a micro device for connecting an electronic device to an optical transmission system is disclosed. The micro device can comprise optical component... | 10/21/2008 |
| 7421212 | Detecting and locating pulses using a Bragg cell Detecting a pulse of a signal includes receiving the signal and a light beam. The signal drives a spatial light modulator to modulate the light beam, where the complex amplitude of the modulated light beam is proportional to the signal current. The modulated light b... | 09/02/2008 |
| 7421203 | Method for transmitting packet in wireless access network based on wavelength identification code scheme A method for transmitting a packet in a wireless access network based on a wavelength identification code scheme. The method comprises the steps of connecting n number of RNCs (Radio Network Controllers) to one sub-ring where the “n” is a positive integer, and a... | 09/02/2008 |
| 7418213 | Transimpedance amplifier with integrated filtering and reduced parasitic capacitance A transimpedance amplifier (TIA) with integrated filtering. A capacitance is integrated into the TIA and connected to the power supply and to an internal ground of the TIA. Noise on the power supply of the transimpedance amplifier is filtered by the capacitor such t... | 08/26/2008 |
| 7409159 | Wireless wavelength division multiplexed system A system and method for linking optical wavelength division multiplexed (OWDM) networks by using wireless communications. Each optical channel in a OWDM network is coupled to a wireless wavelength division multiplexing (WWDM) channel by a WWDM transceiver, which tra... | 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 |
| 7391367 | Optically frequency generated scanned active array A system for scanning an antenna array of the present invention. The system includes a first mechanism for modulating a desired signal on an optical carrier signal. The first mechanism includes a frequency-tunable optical oscillator with a phase shifter for changing... | 06/24/2008 |
| 7382983 | Optical control type phased array antenna An optical control type phased array antenna includes a laser generating means for generating light of single wavelength, an optical path branching means for branching the light emitted from the laser generating means into first and second transmission lights, a hig... | 06/03/2008 |
| 7370134 | System and method for memory hub-based expansion bus A system memory includes a memory hub controller, a memory module accessible by the memory hub controller, and an expansion module having a processor circuit coupled to the memory module and also having access to the memory module. The memory hub controller is coupl... | 05/06/2008 |
| 7366920 | System and method for selective memory module power management A memory module includes a memory hub that monitors utilization of the memory module and directs devices of the memory module to a reduced power state when the module is not being used at a desired level. System utilization of the memory module is monitored by track... | 04/29/2008 |
| 7366864 | Memory hub architecture having programmable lane widths A processor-based system includes a processor coupled to a system controller through a processor bus. The system controller is used to couple at least one input device, at least one output device, and at least one data storage device to the processor. Also coupled t... | 04/29/2008 |
| 7363419 | Method and system for terminating write commands in a hub-based memory system A memory hub receives downstream memory commands and processes each received downstream memory command to determine whether the memory command includes a write command directed to the memory hub. The memory hub operates in a first mode when the write command is dire... | 04/22/2008 |
| 7359643 | Optical transceiver module with power integrated circuit The optical transceiver module includes a housing and a plurality of components disposed at least partially within the housing. The components include an optical transmitter, an optical receiver, and a power controller integrated circuit (IC). The power controller I... | 04/15/2008 |
| 7353320 | Memory hub and method for memory sequencing A memory module includes a memory hub coupled to several memory devices. The memory hub includes at least one performance counter that tracks one or more system metrics—for example, page hit rate, prefetch hits, and/or cache hit rate. The performance counter commu... | 04/01/2008 |
| 7349635 | Method and apparatus for routing messages in hybridized optical/wireless networks Method and apparatus for routing messages in a network includes first filters to provide frequency-based message signals converted from an optically-based signal and mixers adapted to mix the frequency-based message signals with sub-carriers to generate frequency-ba... | 03/25/2008 |
| 7349629 | Methods and systems for creating a digital interconnect fabric An optical network provides a digital interconnect fabric allowing nodes to seamlessly communicate with each other. Each node is connected to a bi-directional optical bus through passive optical interface devices. The optical interface devices route signals from eac... | 03/25/2008 |
| 7340178 | Conversion between optical and radio frequency signals A detector or a modulator for converting between optical and radio frequency signals comprising an optical guide (11 to 14) for propagating two optical signal components having frequencies that differ by an amount corresponding to a radio frequency and... | 03/04/2008 |
| 7338216 | Transmitter subassembly ground return path A transmitter subassembly ground return path comprises a coupling member having a plurality of layers. At least one of the layers includes a signal trace layer that has one or more signal traces coupling components of a transceiver substrate to components of the tra... | 03/04/2008 |
| 7336902 | Integrated electro-optic hybrid communication system A system according to embodiments of the invention may comprise a first communication path that converts an optically-modulated source signal to a radio signal based on a detected degradation in a quality of a received optical signal, and a second communication path... | 02/26/2008 |
| 7324757 | USB communication transceiver using optical link An optical version of USB is provided to enable PDAs and digital cameras to download data and media files to remote network servers. The PDA is plugged into an optical transceiver that communicates with a complementary transceiver located in a network terminal (for ... | 01/29/2008 |
| 7310748 | Memory hub tester interface and method for use thereof A memory hub including a memory test bridge circuit for testing memory devices. Test command packets are coupled from a tester to the memory hub responsive to a test clock signal having a test clock frequency. The test bridge circuit generates memory device command,... | 12/18/2007 |
| 7303305 | Acoustic light emitting module A ceiling tile system comprises modular acoustic light-emitting modules which can be of a standard size to be fitted into a hung ceiling or other ceiling system in conjunction with similar acoustic light-emitting modules or conventional ceiling tiles. Each acoustic ... | 12/04/2007 |
| 7302185 | Device and method for millimeter wave detection and block conversion The device includes a first fiber optic transmitter (FOT) to receive a millimeter wave (MMW) signal and to generate a multiple sideband optical signal, and a second FOT to generate a second optical signal, from a reference signal. A first wavelength division multipl... | 11/27/2007 |
| 7292133 | Resistance circuit, and voltage detection and constant voltage generating circuits incorporating such resistance circuit A resistance circuit included in a semiconductor apparatus, which is formed of a plurality of thin film metal resistors connected in series, capable of achieving a precise resistance adjustment over a wide range by disconnecting or changing the resistors by laser be... | 11/06/2007 |
| 7282947 | Memory module and method having improved signal routing topology A registered memory module includes several memory devices coupled to a register through a plurality of transmission lines forming a symmetrical tree topology. The tree includes several branches each of which includes two transmission lines coupled only at its ends ... | 10/16/2007 |
| 7278060 | System and method for on-board diagnostics of memory modules A memory hub includes an on-board diagnostic engine through which diagnostic testing and evaluation of the memory system can be performed. The memory hub includes a link interface for receiving memory requests for access to memory devices of the memory system and a ... | 10/02/2007 |
| 7274876 | Integrated electrical/optical hybrid communication system with revertive hitless switch A system according to embodiments of the invention may include a first communication path that converts an optically-modulated source signal to a radio signal based on a detected degradation in a quality of a received optical signal, and a second communication path ... | 09/25/2007 |
| 7272682 | Memory hub bypass circuit and method A computer system and a method used to access data from a plurality of memory devices with a memory hub. The computer system includes a plurality of memory modules coupled to a memory hub controller. Each of the memory modules includes the memory hub and the plurali... | 09/18/2007 |
| 7266633 | System and method for communicating the synchronization status of memory modules during initialization of the memory modules A memory system includes a memory hub controller coupled to a plurality of memory modules each of which includes a memory hub. The memory hub controller and the memory hubs each include at least one receiver that is synchronized to an internal clock signal during in... | 09/04/2007 |
| 7263292 | Methods and apparatus for controlling multiple infrared devices A method and apparatus for controlling a plurality of infrared devices (ICDs) is provided herein. A remote controller is used to generate an optical signal for controlling a plurality of ICDs. The optical signal generated by the remote controller is converted into a... | 08/28/2007 |
| 7263293 | Indoor wireless voice and data distribution system A wireless voice and data system for improving coverage in an enclosed area includes a hub device for transceiving RF signals with a signal source positioned generally removed from an enclosed area. The hub device includes voice hardware for processing voice signals... | 08/28/2007 |
| 7260685 | Memory hub and access method having internal prefetch buffers A memory module includes a memory hub coupled to several memory devices. The memory hub includes history logic that predicts on the basis of read memory requests which addresses in the memory devices from which date are likely to be subsequently read. The history lo... | 08/21/2007 |
