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Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 8184685 | System and method for identifying a non-predetermined input data rate A system and method are provided for identifying the data rate of an input signal in a communications receiver. The method supplies a candidate frequency from a list of potential input data rate frequencies. A first test is performed, attempting to phase-lock a code... | 05/22/2012 |
| 8180012 | ISI pattern-weighted early-late phase detector with function-controlled oscillation jitter tracking An inter-symbol interference (ISI) pattern-weighted early-late phase detector is provided. An I clock and a function-controlled oscillation cycle phase delay Q clock are generated. The I clock frequency is divided by n, creating a reference clock. A serial data stre... | 05/15/2012 |
| 8180011 | Clock and data recovery loop with ISI pattern-weighted early-late phase detection An inter-symbol interference (ISI) pattern-weighted early-late phase detector is provided. I and Q clocks are generated, where the Q clock has a fixed phase delay with respect to the I clock. The I clock frequency is divided by n, creating a reference clock. A seria... | 05/15/2012 |
| 8179924 | Timer with network synchronized time base A system and method are provided for synchronizing a programmable timer time base and an external time signal. The method either accepts or supplies an external time signal (e.g., IEEE 1588) at an external interface, links a synchronized time base to the external ti... | 05/15/2012 |
| 8176282 | Multi-domain management of a cache in a processor system A system and method are provided for managing cache memory in a computer system. A cache controller portions a cache memory into a plurality of partitions, where each partition includes a plurality of physical cache addresses. Then, the method accepts a memory acces... | 05/08/2012 |
| 8175207 | ISI pattern-weighted early-late phase detector with jitter correction An inter-symbol interference (ISI) pattern-weighted early-late phase detector is provided. I and Q clocks are generated. The I clock frequency is divided by n, creating a reference clock. A serial data stream is sequentially sampled with the I clock, and with Q cloc... | 05/08/2012 |
| 8160057 | Multi-channel optical transport network training signal Systems and methods are provided for multi-channel ITU G.709 optical transport network (OTN) communications. The transmission method accepts an ITU G.709 OTN frame including an OTU overhead (OH) section and an ODU section. A forward error correction (FEC) parity sec... | 04/17/2012 |
| 8155134 | System-on-chip communication manager A Queue Manager (QM) system and method are provided for communicating control messages between processors. The method accepts control messages from a source processor addressed to a destination processor. The control messages are loaded in a first-in first-out (FIFO... | 04/10/2012 |
| 8149031 | Duty-cycle feedback charge pump A charge pump includes a reference charge pump with an input interface to accept a phase detector signal and a duty-cycle feedback signal, and an output to supply a control voltage. A replica charge pump accepts the phase detector signal supplies the duty-cycle feed... | 04/03/2012 |
| 8140647 | System and method for accelerated data uploading A method and system are provided for accelerated data uploading to a remote service device destination. An on-line (third party) storage device receives an upload request message from a network-connected client device. A unique first descriptor in a descriptor field... | 03/20/2012 |
| 8138801 | Frequency crossing detection using opposing pattern detectors A system and method are provided for matching a signal (compClk) to a particular frequency band in a multiband communications device. The method accepts a compClk signal, a frequency source is selected from sources collectively covering a range of frequency bands, a... | 03/20/2012 |
| 8135281 | Free space optical connector A Free Space Optics (FSO) connector is provided with a method for interfacing to an electronic circuit card electrical connector via the FSO connector. The method transceives electrical signals via an electronic circuit card electrical connector. Using an FSO connec... | 03/13/2012 |
| 8126663 | Signal level detection method An electronic signal level detection system and method are provided. The method receives an analog input signal having a variable voltage and compares the input signal voltage to a threshold. A detection signal is generated for input signal voltages exceeding the th... | 02/28/2012 |
| 8125979 | Multi-channel optical transport network training signal wrapper Systems and methods are provided for multi-channel ITU G.709 optical transport network (OTN) transmission and receiving. The transmission method accepts a canonical ITU G.709 OTN frame including an OTU overhead (OH) section, an ODU section, and a forward error corre... | 02/28/2012 |
| 8121242 | Frequency lock stability in device using overlapping VCO bands A system and method are provided for frequency lock stability in a receiver using overlapping voltage controlled oscillator (VCO) bands. An input communication signal is accepted and an initial VCO is selected. Using a phase-locked loop (PLL) and the initial VCO, th... | 02/21/2012 |
| 8113721 | Off-axis misalignment compensating fiber optic cable interface An off-axis misalignment compensating fiber optic cable plug is provided. The plug has a cable interface to engage a fiber optic core end, where the fiber optic core has a cross-sectional area. The plug also includes a lens having a first surface to transceive an op... | 02/14/2012 |
| 8111800 | Frequency ratio detection A system and method are provided for determining a frequency ratio in a phase-locked loop (PLL) circuit feedback path. The method accepts a reference signal having a predetermined first frequency and a PLL output signal having a non-predetermined second frequency. T... | 02/07/2012 |
| 8111785 | Auto frequency acquisition maintenance in a clock and data recovery device A system and method are provided for automatic frequency acquisition maintenance in a clock and data recovery (CDR) device. In an automatic frequency acquisition (AFA) mode, the method uses a phase detector (PHD) to acquire the phase of a non-synchronous input commu... | 02/07/2012 |
| 8111717 | Flexible tributary interface A system and method are provided for transporting Plesiochronous Digital Hierarchy (PDH) tributaries. The method accepts a plurality of PDH tributaries; generates a serial data stream of interleaved PDH tributaries; generates a serial control stream of signals for r... | 02/07/2012 |
| 8109678 | Punch-down fiber optic cable termination An optic connector jack is provided with a punch-down fiber optic cable termination. The jack is made up of a housing with a connector mating interface, for connection to a plug connector, and a cradle for receiving a fiber optic cable. The cradle has at least one U... | 02/07/2012 |
| 8109677 | Fiber optic cable connector Fiber optic cable jacks and plugs are provided. In one aspect, a cable is made from at least one length of fiber optic line having a first end and a second end. A first plug includes a one-piece mechanical body with a cable interface to engage the fiber optic line f... | 02/07/2012 |
| 8109676 | Fiber optic cable with high interface mismatch tolerance A fiber optic cable is provided with a cable section including at least one length of fiber optic line having a first end and a second end. A first and second plug each have a mechanical body shaped to selectively engage and disengage a jack housing. Each plug has a... | 02/07/2012 |
| 8109675 | Connector jack processing backcap An optical-electrical processing jack is provided. The optical processing jack includes an optical jack with a jack housing having walls and an orifice for mechanically and optically engaging an optical plug housing. A signal bridge, with a bridge element, transceiv... | 02/07/2012 |
| 8108571 | Multithreaded DMA controller A channel-less system and method are provided for multithreaded communications with a direct memory access (DMA) controller. The method accepts a plurality of DMA command messages directed to a fixed port address. The DMA command messages are arranged in a first-in ... | 01/31/2012 |
| 8108453 | System and method for filter response switching A system and method are provided for efficiently switching a loop bandwidth using stored values in a digital filter of a phase-locked loop system. In a first timeslice, an input signal is digitally filtered using base coefficients multiplied by stored filter output ... | 01/31/2012 |
| 8106808 | Successive time-to-digital converter for a digital phase-locked loop A successive time-to-digital converter (STDC) method is provided for supplying a digital word representing the ratio between a phase-locked loop PLL frequency synthesizer signal and a reference clock. The number of frequency synthesizer clock cycles per reference cl... | 01/31/2012 |
| 8106671 | Socketless integrated circuit contact connector A socketless integrated circuit (IC) contact connector is provided with an electrically conductive support post. An electrically conductive spring has a first end connected to the post, and a second end. An electrically conductive first wire has a first end connecte... | 01/31/2012 |
| 8106665 | 3-D mapping focused beam failure analysis A reflector tool and a method are provided for three-dimensional integrated circuit (IC) failure analysis. An IC (die) has top and bottom surfaces, a perimeter, and a first side. The IC is electrically connected to a current sensing amplifier. The first side of the ... | 01/31/2012 |
| 8106653 | Optical-magnetic Kerr effect waveform testing System and methods are provided for optical-magnetic Kerr effect signal analysis. In one aspect, a test fixture is supplied having parallel conductive lines, with an input of a first line adjacent a resistively loaded output of a second line and a resistively loaded... | 01/31/2012 |
| 8094754 | Frequency hold mechanism in a clock and data recovery device A system and method are provided for holding the frequency of a non-synchronous communication signal in a clock and data recovery (CDR) device frequency synthesizer. The method initially acquires the phase of a non-synchronous first communication signal having a fir... | 01/10/2012 |
| 8061904 | Fiber optic connector microlens with self-aligning optical fiber cavity A fiber optical connector microlens is provided with a self-aligning optical fiber cavity. The microlens includes a convex first lens surface and a second lens surface. A fiber alignment cavity is integrally formed with the second lens surface to accept an optical f... | 11/22/2011 |
| 8059778 | Automatic clock frequency acquisition A system and method are provided for automatically acquiring a serial data stream clock. The method receives a serial data stream with an unknown clock frequency and coarsely determines the clock frequency. The frequency is coarsely determined by (initially) selecti... | 11/15/2011 |
| 8059774 | Frequency lock detection A system and method are provided for detecting the frequency acquisition of a synthesized signal in a non-synchronous communications receiver. The method accepts a non-synchronous communication signal having an input data signaling frequency, and compares the input ... | 11/15/2011 |
| 8059705 | Channel equalization using frequency and phase compensation A system and method are provided for channel equalization using a combination of frequency and phase compensation. The method receives a serial data stream input, and parallel processes the data stream input through a first and second path. The first path has a firs... | 11/15/2011 |
| 8054929 | System and method for auto-squelching digital communications A system and method are provided for auto-squelching digital communications. The method receives digital information from a source node. If the receive channel is corrupted, an alarm condition is detected that is associated with the received digital information. The... | 11/08/2011 |
| 8051205 | Peer-to-peer distributed storage A system and method are provided for peer-to-peer distributed file storage in a network of connected clients. The method transmits data file peer-storage information from a first peer node to a network-connected backup manager. The backup manager creates a mapping p... | 11/01/2011 |
| 8050567 | System and method for transporting asynchronous ODUk signals over a synchronous interface System and methods are provided, in an Optical Transport Network (OTN), for communicating asynchronous Tributary Slots (TSs) via a synchronous Optical Payload Transport Unit of level k (OTUk) interface. The transmission method accepts a plurality of TSs at a corresp... | 11/01/2011 |
| 8031709 | User-specified key creation from attributes independent of encapsulation type An integrated circuit has a hardware decoder that parses a frame to identify a type of encapsulation. The integrated circuit also has a number of hardware parsers, each parser being coupled to the decoder by an enable line. During packet processing, one of the parse... | 10/04/2011 |
| 8013689 | Integrated circuit inductor with transverse interfaces An integrated circuit (IC) inductor structure is provided with transverse electrical interfaces. The inductor structure is formed on at least one IC circuit layer and has a first axis planar to a circuit layer surface, bisecting the inductor into opposite first and ... | 09/06/2011 |
| 8005370 | Reference clock rate detection for variable rate transceiver modules A system and method are provided for determining an optical signal frequency range in an optical/electrical transceiver. The method receives an optical receive signal having a non-predetermined data rate via a network interface, and also receives an electrical refer... | 08/23/2011 |
