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Match Document Document Title
8909170 Very high frequency dielectric substrate wave guide  
A radio transceiver device includes circuitry for radiating electromagnetic signals at a very high radio frequency both through space, as well as through wave guides that are formed within a...
8907680 Voltage detector, malfunction detecting device, contactless power transmitting device, contactless power receiving device, and vehicle  
A voltage detector for detecting a voltage generated in a second resonant coil that is disposed to face a first resonant coil and that performs at least one of electric power transmission and...
8868006 Bi-directional signal interface  
A bi-directional signal interface includes a first waveguide that propagates a first traveling wave. The first waveguide has one end that is coupled to a RF input port that receives a RF...
8838045 Sub-band duplexer with active frequency tuning  
Embodiments disclosed herein relate to programmable duplexers. The frequency pass band of the programmable duplexer is changed according to a selection of a channel-pair selection to control or...
8798556 Coupler and electronic apparatus  
According to one embodiment, a coupler for transmitting and receiving electromagnetic wave by electromagnetic coupling between the coupler and another, includes a line-shaped coupling element...
8634866 Folded monopole variable signal coupler  
A signal coupler for coupling wireless signals out of and into a waveguide system is described. The signal coupler includes an input output connector, an outer conductor coupled to the input...
8611831 Transmission device  
Numeric values “a” representing a respective order of transmission by a plurality of transmitting units, and a numeric value N representing the total number of transmitting units, are set for each...
8452240 Radio communication device, radio communication system, and radio communication method  
There is provided a radio communication device that includes a plurality of leaky coaxial cables that transmit and receive radio signals, a detection unit that detects a difference in reception...
8380139 Radio frequency interface switching device  
An exemplary radio frequency interface switching device includes a plurality of signal interfaces, a plurality of switches electrically connected to the signal interfaces, and a switch unit...
8340594 Thermally optimized microwave channel multiplexing device and signals repetition device comprising at least one such multiplexing device  
A microwave channel multiplexing device comprises several elementary filters connected in parallel with a common output port by way of a transverse waveguide, each filter comprising a lower end...
8280316 Wireless transmitting/receiving device  
In a wireless transmitting/receiving device of TDD system etc., a transmission signal is detected on the transmitting side in a specified transmission period, a signal reflected from an antenna...
8254983 Communication device with millimeter wave intra-device communication and methods for use therewith  
A communication device has a plurality of circuit modules including a processing module, a memory module and a wireless telephony transceiver for communicating with a network in accordance with a...
8175013 Radio frequency switch  
Disclosed is a radio frequency (RF) switch including: a circulator having first to third nodes, which are connected to first to third ports, respectively; and a slot line pattern unit installed in...
8170497 IC having an RF bus structure  
An integrated circuit (IC) includes a die and a package substrate. The die includes circuit modules and an RF bus transceiver module and the package substrate includes a micro-electromechanical...
8140113 High frequency signal combining  
An integrated circuit transmission system includes a dielectric substrate wave guide and first and second substrate antennas. A substrate transmitter is operable to produce an radio frequency (RF)...
8103221 High-isolation transmit/receive switch on CMOS for millimeter-wave applications  
A CMOS monolithic transmit/receive switch comprises a single pole double throw switch (SPDT) module operable to selectively connect an antenna port to either a transmit port or to a receive port....
8068791 Apparatus for protecting receiver in TDD wireless communication system  
A Time Division Duplex (TDD) switch of a TDD wireless communication system is provided. By its unique arrangement, the TDD switch protects a receiver of the wireless system. The TDD switch...
8055210 Transceiver for radio-frequency communication  
A transceiver for radio-frequency communication comprises a waveguide, a transmitting port, a receiving port and a receiver load termination. The waveguide receives and transmits radio-frequency...
8035537 Methods and apparatus for programmable decoding of a plurality of code types  
Methods and apparatus are provided for programmable decoding of a plurality of code types. A method is provided for decoding data encoded using one of a plurality of code types, where each of the...
8014766 Method and system for filtering wavetable information for wireless devices  
A method for providing wavetable information to a wireless device from a content server over a wireless network, the wavetable information including a plurality of samples corresponding to a...
8005448 Radio frequency duplex filter for removing transmit signals from a receive path  
The present invention is an RF duplex filter that is used to remove transmit signals from the receive path of a full duplex transceiver. The RF duplex filter includes a notch filter for blocking...
8005437 Fully integrated micro-strip VCO  
A radio transceiver device includes circuitry for radiating electromagnetic signals at a very high radio frequency both through space, as well as through wave guides that are formed within a...
7949310 RF filtering at very high frequencies for substrate communications  
A radio transceiver device includes circuitry for radiating electromagnetic signals at a very high radio frequency both through space, as well as through wave guides that are formed within a...
7917115 Method and system for auto detecting and auto switching antennas in a multi-antenna FM transmit/receive system  
Methods and systems for auto detecting and auto switching antennas in a multi-antenna FM transmit/receive system are disclosed and may include detecting when an external antenna may be coupled to...
7885174 Common signalling mode for use with multiple wireless formats  
A method is provided for operating a wireless local device. In this method a local device receives a beacon for a current superframe in a common signal format. The beacon includes time slot...
7860455 Electronic communications system, apparatus and electrode layout method  
An electric field generated by another electric field communications apparatus reaches electric field sensor ES. Electric field sensor ES outputs an electric signal in response to the changes in...
7680463 Method and arrangement for testing a radio device  
A method and an arrangement for testing a radio device without radiation losses are provided. The arrangement comprises a waveguide closed at both its ends and comprising a holder arranged to hold...
7680464 Waveguide—printed wiring board (PWB) interconnection  
An RF interconnection between RF Printed Wiring Boards (PWBs) includes a waveguide transmission line coupled between the RF PWBs. The waveguide feeds are provided as integral parts of each PWB. In...
7650121 Time division duplexing transmission/reception apparatus and method using polarized duplexer  
A time division duplexing (TDD) transmission/reception apparatus and method are provided. The TDD transmission/reception apparatus includes: a transmitter which generates a transmitted signal; an...
7613429 NRD guide transceiver, download system using the same, and download memory used for the same  
The invention aims at providing an NRD guide transceiver not requiring a change-over switch for transmission and reception, a download system being of a simple structure and capable of downloading...
7565170 Radio base station receiver having digital filtering and reduced sampling frequency  
A station for processing a first signal which can be generated by a mobile terminal and belongs to a plurality of signals for mobile radio communications networks. The stations include an input...
7542730 Method and system for filtering wavetable information for wireless devices  
A method for providing wavetable information to a wireless device from a content server over a wireless network, the wavetable information including a plurality of samples corresponding to a...
7522886 Radio frequency transceivers  
A radio frequency transceiver having a printed circuit board (PCB) on which are located a plurality of components, the PCB being sandwiched between a base and a cover. The cover having a plurality...
7460851 Method and apparatus for integrating a surface acoustic wave filter and a transceiver  
A method and an apparatus for integrating a surface acoustic wave (SAW) filter and a transceiver are provided to solve the problem of having a large area of the prior-art integration of a SAW...
7457591 Transceiver assembly  
A transceiver assembly including an antenna input/output transition, a transmit module, a receive module, and a diplexer. The diplexer has opposing planar surfaces and the transmit module, receive...
7123884 RF switch  
A radio frequency (RF) switch which is used in an RF unit of a communication apparatus and which has less of an insertion loss during a transmission. A strip line disposed in the RF switch is...
7123883 Systems and methods that employ a balanced duplexer  
The present invention relates to systems and methods that employ a novel balanced duplexer that can be utilized to facilitate concurrent signal transmission and reception. The systems and methods...
7109922 Rf system concept for vehicular radar having several beams  
ABSTRACTA transceiver (20) for a millimeter wave signal, consisting of a PCB (140) having PCB microstrip lines (141) and PCB waveguide apertures (159), and one or more transmitter modules (22) and...
7107015 ISM band to U-NII band frequency transverter and method of frequency transversion  
A frequency transverter (10) and method for enabling bi-frequency dual-directional transfer of digitally encoded data on an RF carrier by translating between a crowded or otherwise undesirable...
7099692 Infrared transceiver module for a wider working range  
An infrared transceiver module for enabling a multiple direction infrared communication includes a transfer element for enlarging the working angles of infrared emission and reception of a...
7068118 Pulse modulator for nonradiative dielectric waveguide, and millimeter wave transmitter/receiver using the same  
A pulse modulator includes a circulator which comprises: two ferrite plates; a plurality of mode suppressors for transmitting therethrough an LSM mode electromagnetic wave while shutting off an...
7024165 ISM band to U-NII band frequency transverter and method of frequency transversion  
A frequency transverter (10) and method for enabling bi-frequency dual-directional transfer of digitally encoded data on an RF carrier by translating between a crowded or otherwise undesirable...
6985760 Foldable portable radio terminal  
A foldable portable radio terminal is disclosed which normally optimizes an antenna characteristic by an antenna matching circuit even if the body length of the foldable portable radio terminal...
6980776 Transceiver apparatus  
The present invention provides a transceiver apparatus that permits miniaturization even when the antenna thereof is an unbalanced circuit and the transmitter circuit section and receiver circuit...
6892056 Subscriber station with duplex antenna amplifier  
For the purpose of making the system more economic, given full compensation of transmitter and receiver signal attenuation in the communication cable, the circuit controlling transmitter...
6868258 Structure for connecting non-radiative dielectric waveguide and metal waveguide, millimeter wave transmitting/receiving module and millimeter wave transmitter/receiver  
It is an object of the invention to provide a connection structure for connecting the dielectric strip of an NRD guide with a metal waveguide, in which the conversion loss (connection loss) for...
6832081 Nonradiative dielectric waveguide and a millimeter-wave transmitting/receiving apparatus  
A NRD guide includes a pair of parallel plate conductors opposed to each other at a spacing equal to or shorter than half the wavelength of a high-frequency signal to be transmitted and having...
6788918 Transmission line assembly, integrated circuit, and transmitter-receiver apparatus comprising a dielectric waveguide protuding for a dielectric plate  
In a transmission line assembly, a dielectric plate has a continuous protruding portion on at least one of the surfaces thereof so as to form a convex section, electrodes are formed on both of the...
6728515 Tuned wave phased array  
A tuned wave phased array includes a plurality of spaced transmitter elements, a signal generator that produces an activation signal for activating the transmitter elements to transmit a guided...
6658233 Satellite broadcast receiving converter  
A satellite broadcast receiving converter has a housing, a waveguide, and a short-circuit wall, which are stamped out of a single metal sheet and are then folded.

Matches 1 - 50 out of 188 1 2 3 4 >