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| Number | Title | Issue Date |
| 8346163 | Radio frequency signal distribution using data cable system A system for distributing radio frequency signals using a data cable system includes a method and components that receive a radio frequency (RF) signal, identify at least one unoccupied channel on the data cable system, convert the RF signal to the frequency associa... | 01/01/2013 |
| 8306472 | Repeater and method for processing signal, and method for converting synchronous frequency thereof A repeater having different input and output frequencies converts a signal received with the input frequency to a first intermediate frequency signal based on a local oscillating frequency for intermediate frequency conversion, and converts the first intermediate fr... | 11/06/2012 |
| 8140008 | Service relay device, service receiver for receiving the relayed service signal, and methods thereof A service relay device is provided. The service relay device includes a receiving unit which receives a service signal, and a service processing unit which changes information regarding an order of changing frequency channels included in the received service signal,... | 03/20/2012 |
| 8116676 | Method and system for inter IC communications utilizing a spatial multi-link repeater Aspects of a method and system for inter integrated circuit (IC) communications utilizing a spatial multilink repeater are provided. In this regard, one or more circuits in an integrated circuit may be enabled to receive a signal and repeat the received signal to a ... | 02/14/2012 |
| 8116677 | Adaptive radio transceiver An exemplary embodiment of the present invention described and shown in the specification and drawings is a transceiver with a receiver, a transmitter, a local oscillator (LO) generator, a controller, and a self-testing unit. All of these components can be packaged ... | 02/14/2012 |
| 8090313 | Method and system for frequency-shift based chip-to-chip communications Aspects of a method and system for frequency-shift based chip-to-chip communications may include receiving and/or generating modulation control information and demodulation control information within a chip comprising one or more receivers and one or more transmitte... | 01/03/2012 |
| 8041294 | Adaptive radio transceiver An exemplary embodiment of the present invention described and shown in the specification and drawings is a transceiver with a receiver, a transmitter, a local oscillator (LO) generator, a controller, and a self-testing unit. All of these components can be packaged ... | 10/18/2011 |
| 8014719 | Adaptive radio transceiver with a power amplifier An exemplary embodiment of the present invention described and shown in the specification and drawings is a transceiver with a receiver, a transmitter, a local oscillator (LO) generator, a controller, and a self-testing unit. All of these components can be packaged ... | 09/06/2011 |
| 7953367 | System and method for efficient frequency use in a hybrid multi-spot satellite broadcasting system System and method for use in a hybrid multispot satellite broadcasting system comprising at least one satellite (S; S1; S2) for multibeam broadcasting of beams in respective frequency bandwidths (F1; F2; F3), the system further com... | 05/31/2011 |
| 7953366 | Signal transmission on a coaxial cable A receiver that can receive several initial signals modulated in a same initial frequency band and/or distinct initial frequency bands and generate a signal modulated in a transmission band to be transmitted on a coaxial cable, comprising a selector that can select ... | 05/31/2011 |
| 7941093 | Spurious-free flexible frequency converter and a satellite communication repeater architecture A method for frequency conversion within a satellite-based repeater system. An uplink radio frequency signal having a frequency fRF is received. A first and at least a second local oscillator signal having frequencies fL01 and fLO2, ... | 05/10/2011 |
| 7860454 | Adaptive radio transceiver with a power amplifier An exemplary embodiment of the present invention described and shown in the specification and drawings is a transceiver with a receiver, a transmitter, a local oscillator (LO) generator, a controller, and a self-testing unit. All of these components can be packaged ... | 12/28/2010 |
| 7783251 | Adaptive radio transceiver An exemplary embodiment of the present invention described and shown in the specification and drawings is a transceiver with a receiver, a transmitter, a local oscillator (LO) generator, a controller, and a self-testing unit. All of these components can be packaged ... | 08/24/2010 |
| 7756472 | Adaptive radio transceiver with filtering An exemplary embodiment of the present invention described and shown in the specification and drawings is a transceiver with a receiver, a transmitter, a local oscillator (LO) generator, a controller, and a self-testing unit. All of these components can be packaged ... | 07/13/2010 |
| 7668505 | Radio having a MEMS preselect filter The present invention provides systems and methods for pre-filter in a VHF receiver using Micro-Electro-Mechanical Systems (MEMS) filters. The system includes an antenna, and first and second Micro-Electro-Mechanical Systems (MEMS) filters. The first MEMS filter fil... | 02/23/2010 |
| 7555263 | Adaptive radio transceiver An exemplary embodiment of the present invention described and shown in the specification and drawings is a transceiver with a receiver, a transmitter, a local oscillator (LO) generator, a controller, and a self-testing unit. All of these components can be packaged ... | 06/30/2009 |
| 7548726 | Adaptive radio transceiver with a bandpass filter An exemplary embodiment of the present invention described and shown in the specification and drawings is a transceiver with a receiver, a transmitter, a local oscillator (LO) generator, a controller, and a self-testing unit. All of these components can be packaged ... | 06/16/2009 |
| 7512378 | Adaptive radio transceiver An exemplary embodiment of the present invention described and shown in the specification and drawings is a transceiver with a receiver, a transmitter, a local oscillator (LO) generator, a controller, and a self-testing unit. All of these components can be packaged ... | 03/31/2009 |
| 7433687 | Method and device for multi-user detection with simplified de-correlation in a CDMA system A simplified de-correlation method in CDMA multi-user detection comprises: a. receive wireless symbols S; b. obtain a channel correlation matrix R, take a part from R to get a partial correlation matrix RP; c. do inversion operation to the partial correla... | 10/07/2008 |
| 7412207 | Signal path detection for wireless networks including repeaters There is disclosed a method of determining the path of a signal between a donor network element and a remote station, the donor network element being associated with at least one repeater, comprising the steps of: receiving at the remote station a plurality of signa... | 08/12/2008 |
| 7398053 | Method and apparatus for stability margin determination in a repeater A method and device for determining the stability margin of a RF repeater. The method is carried out in two steps, viz. establishing the amplification of the repeater as a function of the frequency in a frequency band, and observing the magnitude of wave-like variat... | 07/08/2008 |
| 7389087 | Adaptive radio transceiver with filtering An exemplary embodiment of the present invention described and shown in the specification and drawings is a transceiver with a receiver, a transmitter, a local oscillator (LO) generator, a controller, and a self-testing unit. All of these components can be packaged ... | 06/17/2008 |
| 7366466 | Wireless communication device interconnectivity A wireless communication device that is attached or included in an electronic object, such as a portable computer, having its own separate communication system. The separate communication system has an antenna for receiving and transmitting wireless communications, ... | 04/29/2008 |
| 7362737 | Minimization of channel filters within wireless access nodes A wireless access node includes a first radio operable to transmit/receive on one of at least N transmission channels. A second radio is operable to transmit/receive on another one of the at least N transmission channels. A first filter bank, of less than N filters,... | 04/22/2008 |
| 7359672 | Apparatus and method for frequency conversion An apparatus for frequency up conversion and down conversion using frequency multiplier circuits. The frequency multiplier circuits receive a lower frequency signal and are operated in a forward direction to provide a higher frequency output. The same frequency mult... | 04/15/2008 |
| 7343135 | Method and apparatus for down conversion of radio frequency (RF) signals There is a need for an inexpensive, high-performance, fully-integrable, multi-standard transceiver, which suppresses spurious noise signals. The invention provides a topology that satisfies this need, using a first signal generator which produces an oscillator signa... | 03/11/2008 |
| 7324798 | 2-order sub-harmonic frequency modulator having high carrier suppression ratio and direct conversion transmitter using the same Disclosed herein is a 2N-order sub-harmonic frequency modulator and direct conversion transmitter using the same. The direct conversion transmitter includes a digital modulation unit, a D/A conversion unit, a DC correction and low pass filter unit, a loca... | 01/29/2008 |
| 7324471 | Apparatus and method for suppressing interference of reverse link in in-building mobile communication system An in-building mobile communication system. The in-building mobile communication system comprising a transmission/reception repeater for performing both transmission and reception via an antenna, with respect to a terminal, the transmission/reception repeater being ... | 01/29/2008 |
| 7315729 | Wireless transmitter for use in a vehicle A connecting device comprises a first power plug for connecting to a power output port of a vehicle, a second power plug for connecting to a power input port on an electronic device, at least one signal plug for connecting to at least one signal output port of the e... | 01/01/2008 |
| 7313372 | Stable process induced correction bias circuitry for receivers on single-ended applications A second single-ended receiver having a first stage for receiving an input signal and outputting a pair of corresponding output signals, and a second stage for receiving the pair of output signals and outputting a corresponding single output signal. First and second... | 12/25/2007 |
| 7310497 | Radio communication repeater The invention proposes a repeater designed for indoor transmissions. The useful frequency band is split into two frequency bands and the repeater amplifies the signals from one of the bands and translates them to the other band. The transposition of frequency bands ... | 12/18/2007 |
| 7299005 | Radio frequency repeater with automated block/channel selection A wireless repeater for receiving, amplifying and transmitting one or more wireless signals. The repeater comprises a signal processing device for determining one or more attributes of a wireless signal received from a mobile device and a memory for storing a refere... | 11/20/2007 |
| 7299006 | Adaptive radio transceiver An exemplary embodiment of the present invention described and shown in the specification and drawings is a transceiver with a receiver, a transmitter, a local oscillator (LO) generator, a controller, and a self-testing unit. All of these components can be packaged ... | 11/20/2007 |
| 7286042 | Passive communication device and passive access control system A communication device comprising an internal power source, first and second receiver elements for receiving signals transmitted from the base station, and a processor selectively responsive to a modulation of the received signal to generate a data signal for transm... | 10/23/2007 |
| 7282982 | Mixer-system with gain-blocks and switches Mixer-systems comprising gain-blocks (1-4) and switches (5-8) have a flexibility depending upon their configuration (insight) and are made more flexible (basic idea) by supplying data input signals to the gain-blocks (1-4) a... | 10/16/2007 |
| 7283787 | Direct amplifying station and positioning method for mobile station thereof The present invention relates to a repeater for positioning mobile station and a method thereof. The repeater according to the present invention is implemented through adding a cell identifier generator module to the downlink circuit structure of a conventional repe... | 10/16/2007 |
| 7283800 | Adaptive mixer output filter bandwidth control for variable conversion gain down-conversion mixer An improved adaptive mixer for use in the down conversion module of a wireless transceiver. The adaptive mixer comprises a conversion gain module that is operable to receive a radio frequency signal and to generate an intermediate frequency that is provided to a rad... | 10/16/2007 |
| 7277683 | Regenerative divider for up and down conversion of radio frequency (RF) signals The present invention relates generally to communications, and more specifically to a method and apparatus for generating local oscillator signals used for up- and down-conversion of RF (radio frequency) signals. A major problem in the design of modulators and demod... | 10/02/2007 |
| 7277727 | System and method for processing a signal A system and method for receiving a communication signal includes a timing source that generates a stable timing signal and a stabilized local oscillator that receives the stable timing signal and uses the stable timing signal as an input to generate a stabilized os... | 10/02/2007 |
| 7274910 | Advanced capability RFID system A radio-frequency transponder device having an antenna circuit configured to receive radio-frequency signals and to return modulated radio-frequency signals via continuous wave backscatter, a modulation circuit coupled to the antenna circuit for generating the modul... | 09/25/2007 |
