Celebrity Inventors
Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 7929594 | Semiconductor integrated circuit and radio communication apparatus for communication A total power consumption of a radio communication apparatus is reduced, the radio communication apparatus including a semiconductor integrated circuit (high-frequency IC) which has a clock generation circuit which generates a reference clock signal for use in modul... | 04/19/2011 |
| 7916774 | Method and system for estimating channel of a mobile station in a communication system A method of estimating a channel between a desired Mobile Station (MS) and a Base Transceiver Station (BTS) antenna of a one of a plurality of sectors of a BTS. The method includes receiving a composite signal at the BTS antenna. The composite signal comprises a des... | 03/29/2011 |
| 7912115 | Method and system for processing reference signals in OFDM systems using transmission time interval groupings A method and system processes reference signals (115) for an uplink channel (103) between a transmitter, such as user equipment, and a receiver such as a base station, in a wireless communication network. A sequence of symbols to be transmitted is conv... | 03/22/2011 |
| 7903724 | RF transceiver device with RF bus A radio frequency (RF) transceiver device includes a processing module, memory, a baseband processing module, an RF section, an RF bus, and an RF bus controller. The processing module and the memory include an RF bus transceiver. The baseband processing module is co... | 03/08/2011 |
| 7894510 | Remote nonlinearity detection via burst power dithering Nonlinearity characterization that transmits bursts of information where symbols vary by a value Delta. The bursts can be bursts of a constant power, followed by another burst of a different constant power. An alternative burst system uses interleaved power symbols,... | 02/22/2011 |
| 7885320 | MGT/FPGA clock management system A device and a method for processing high data rate serial data includes circuitry for recovering a clock based on the high data rate input data stream and for providing the recovered clock to a circuit portion, for example, a portion of a field programmable gate ar... | 02/08/2011 |
| 7885321 | System, method and device for autonegotiation Disclosed are a system, method and device for negotiating a data transmission mode over an attachment unit interface (DDI). A data transceiver circuit may be coupled to one or more data lanes of the DDI. A negotiation section may receive a link pulse signal on at le... | 02/08/2011 |
| 7881362 | Method and apparatus for differentiated communication channel robustness in a multi-tone transceiver A multi-tone transceiver including: a channel controller and a plurality of components forming a transmit path and a receive path. The channel controller configured to determine bit-loading for each successive symbol or tone set based on a 1st noise margi... | 02/01/2011 |
| 7876812 | Transmission of multiple independent signals over a communication link A system for transmitting a plurality of independent data signals between two modules connected to a communication link is provided. The communication link may be a two lead wired connection. A first data signal may be transmitted in form of a differential signal ov... | 01/25/2011 |
| 7869491 | Data transceiver and method thereof A data transceiver and method thereof are disclosed. The data transceiver generates a gated control signal according to a valid signal and a clock signal. The packets are outputted according to the gated control signal. ... | 01/11/2011 |
| 7852909 | Method and apparatus for estimating frequency offset and timing offset of one or more mobile stations (MSs) A method and apparatus for estimating frequency offset and timing offset of a first Mobile Station (MS) in a communication system is provided. The method includes receiving a composite signal at a plurality of receiver antennas of a Base Transceiver Station (BTS). T... | 12/14/2010 |
| 7848394 | Reconfigurable transceiver architecture for frequency offset generation A first serial transceiver has a reference clock, a first transmitter, and a first receiver. The first receiver includes (i) a phase detector, and (ii) a phase rotator. The phase rotator is driven by the reference clock. A first multiplexer is coupled to the first r... | 12/07/2010 |
| 7848395 | Single oscillator transceiver A frequency plan is provided for particular use in a transceiver. Advantageously, a single oscillator may be used to generate desired frequency signals. One or more power splitters receive the signal and equally divide the signal into first and second signals having... | 12/07/2010 |
| 7839919 | Adjusting transmit power spectra of transceiver devices in a communications network A UPBO is performed based on an attenuation of a first VDSL-cable connecting a first VDSL-CPE and a first VDSL-CO, and also based on an attenuation or electrical length of cable pieces between said first VDSL-CO and a further distant second VDSL-CO. Further, an exte... | 11/23/2010 |
| 7835426 | Apparatus and method for providing transmit diversity in multi-antenna wireless communication systems In an apparatus and method for providing transmit (Tx) diversity in a multi-antenna wireless communication system, Tx diversity is provided by estimating a channel to each antenna using a signal received from the antenna, estimating channel state information (CSI) f... | 11/16/2010 |
| 7835427 | Multiplexed architecture for simultaneous transmission and reception A system for simultaneously transmitting and receiving signals in a frequency hopping system. The system includes a multiplexor configured to filter a plurality of frequency hopping message pulses based on a frequency associated with each pulse, a plurality of trans... | 11/16/2010 |
| 7830954 | Method and apparatus for I/Q imbalance compensation Various embodiments are disclosed relating to a wireless transceiver. In an example embodiment, a method of compensating for phase imbalance and amplitude imbalance between corresponding in-phase signals and quadrature-phase signals includes providing a plurality of... | 11/09/2010 |
| 7826519 | Method and apparatus for providing coherent phase noise in transceivers or similar systems A method and circuit for providing coherent phase noise including a clock receiver to receive a clock signal generated external to the circuit and a local clock source arranged on the circuit. The circuit further includes a selector to select an output of one of the... | 11/02/2010 |
| 7813414 | Detection apparatus and method A transceiver apparatus and a method comprise detecting means for detecting messages, wherein the detecting means comprises a first detector arranged to operate over a first detection period and which output indicates the beginning of a message with a first detectio... | 10/12/2010 |
| 7813415 | System for automatic bandwidth control of equalizer adaptation loops A method to reduce peak power consumption during adaptation for an integrated circuit (IC) with multiple serial link transceivers including the steps of (A) inactivating equalizer adaptation loops until a triggering event occurs, (B) when the triggering event occurs... | 10/12/2010 |
| 7804887 | Ultra-narrow bandwidth radio frequency communications link The present invention is a dramatically enhanced RF link for low-data-rate applications (1-100 bps), using one or more transmitters to communicate with one or more receivers, at dramatically enhanced ranges. The receiver of the present invention can rapidly search, ... | 09/28/2010 |
| 7804886 | Wearable system for data transmission and reception and method of using the same System having wearable components operable in mobile outdoor conditions and methods of using the same are presented. A system may include at least one speaker, a microphone, a first transceiver coupled to a first antenna, a second transceiver coupled to a second ant... | 09/28/2010 |
| 7801202 | Synchronization A slave low power radio frequency transceiver participates in a network controlled by a master low power radio frequency transceiver and synchronises its timing to the network timing by receiving radio packets transmitted from the controlling low power radio frequen... | 09/21/2010 |
| 7801203 | Clock and data recovery circuits A data communication system comprising a first transmitter set configured to transmit a first output based on a first signal, the first output including one of a training pattern and a first data, the training pattern and the first data including clock information, ... | 09/21/2010 |
| 7796684 | RF transceiver adapted for signal isolators and proximity sensors A transceiver having a transmitting antenna, a receiving antenna, and a substrate having transmitter and receiver dies is disclosed. The transmitter generates an RF signal having a carrier frequency and the receiver detects and amplifies signals of the carrier frequ... | 09/14/2010 |
| 7796683 | RF transceiver with power optimization An RF transceiver includes a low noise amplifier module, a blocking circuit, a down-conversion module, a processing module, an up-conversion module, and a power amplifier module. The low noise amplifier module amplifies inbound RF signals. The blocking circuit, when... | 09/14/2010 |
| 7792180 | Data transmitting/receiving apparatus and control method thereof A data transceiver that determines according to signal strength of a received radio wave whether a receiving operation should be continued. A measurement unit counts demodulation clocks of a demodulator and supplies a measurement result indicating instability of rec... | 09/07/2010 |
| 7787528 | Transmitting/receiving device and communication system using the same Disclosed is a semiconductor IC device using a low-price oscillator, which is capable of bidirectional communication with a host and features a low price. In bidirectional communication between a host and a device, the device comprises a synchronization establishmen... | 08/31/2010 |
| 7787527 | Precise dynamic hysteresis An analog comparator circuit with associated hysteresis logic operably disposed to provide a logic switching mechanism based upon an input voltage level includes a voltage comparator block operably disposed to receive a voltage input signal at a positive terminal of... | 08/31/2010 |
| 7787526 | Circuits and methods for a multi-differential embedded-clock channel An interface circuit for a multi-differential embedded-clock channel for communicating data provides efficient utilization of the bandwidth of the channel. The interface circuit includes at least four first signals, at least four second signals, and a multi-differen... | 08/31/2010 |
| 7778313 | PHY control module for a multi-pair gigabit transceiver A method for controlling operation of a multi-pair gigabit transceiver. The multi-pair gigabit transceiver comprises a Physical Layer Control module (PHY Control), a Physical Coding Sublayer module (PCS) and a Digital Signal Processing module (DSP). The PHY Control ... | 08/17/2010 |
| 7764729 | Channelized amplifier system and method A channelized amplification system and method for mitigating non-linear amplification effects and controlling spectral re-growth is disclosed. A system includes an input frequency divider for converting a first signal into a plurality of frequency band signals and a... | 07/27/2010 |
| 7738540 | Wireless transmission system, wireless station used therein and method used therefor A wireless transmission system capable of performing a multi-station simultaneous transmission of data, that is, simultaneously transmitting data by wireless to a plurality of stations. The wireless transmission system includes a plurality of wireless stations for t... | 06/15/2010 |
| 7738539 | Current consumption reduction with low power amplifier A transceiver circuit and a method in a wireless communication network are provided, where a signal power level for a signal received at the transceiver circuit is measured and compared to a predefined threshold power level. At least two groups of power amplifiers m... | 06/15/2010 |
| 7733948 | Method for providing service and rate negotiation in a mobile communication system A method and apparatus for negotiating service configuration in a digital communication system is disclosed. In an exemplary embodiment the service negotiation system is implemented in a wireless spread spectrum communication system. The service configuration compri... | 06/08/2010 |
| 7733947 | Data transceiving method and data transceiving equipment A special data including communication wire continuous dominant levels of a number of N more than the transceiving bit number of n of communication wire continuous dominant levels, set in a character as one unit of communication data, can be transceived by a widely-... | 06/08/2010 |
| 7729415 | High-speed interface for a programmable device A high-speed interface for implementation in a programmable device such as, e.g., a programmable logic device (“PLD”) is described. Multi-gigabit transceivers of the PLD provide transmit and receive lock signals and have inputs for reference transmit and receive... | 06/01/2010 |
| 7720135 | System, method and device for autonegotiation Disclosed are a system, method and device for negotiating a data transmission mode over an attachment unit interface (DDI). A data transceiver circuit may be coupled to one or more data lanes of the DDI. A negotiation section may receive a link pulse signal on at le... | 05/18/2010 |
| 7715467 | Programmable logic device integrated circuit with dynamic phase alignment capabilities Adjustable transceiver circuitry is provided for programmable integrated circuits such as programmable logic device integrated circuits. The transceiver circuitry has a dynamic phase alignment circuit that can be used for aligning clock and data signals. The dynamic... | 05/11/2010 |
| 7711039 | System and method for protecting low voltage transceiver A transceiver module can share a common connector with a rechargeable battery connection. The transceiver module can be protected from the high voltages applied by a battery charger. Determining when the voltage applied at a connector exceeds a reference voltage and... | 05/04/2010 |
