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7602739 Communication arrangement and method for bidirectionally transmitting data between a first communication unit and a second communication unit  
A communication arrangement and a method are provided for bidirectionally transmitting data between a first communication unit and a second communication unit. The first communication unit and the...
7599704 Voice call connection method during a push to talk call in a mobile communication system  
Disclosed is a method for connecting a phone call during a Push To Talk (PTT) call traffic in a mobile communication system. The method comprises the steps of searching for a subscriber information...
7593394 Telephone communication system over a single telephone line  
A module and kit for coupling at least one telephone service signal to at least one telephone device over a wiring. The network includes: a wiring having at least two conductors for carrying...
7536301 System and method for implementing real-time adaptive threshold triggering in acoustic detection systems  
A system and method to generate a trigger signal based on a real-time adaptive threshold. The system may include a microphone to receive an audio signal, a device to generate a trigger signal based...
7532857 Apparatus, systems and methods for providing time diversity for mobile broadcast services  
Systems, methods, apparatus are provided for providing to a receiver a time diverse digital signal corresponding to a service including receiving a digital signal containing a service content and...
7515879 Radio frequency circuit module  
An RF circuit module, in which a power amplifier and a transceiver are united, with reduced interference between its electronic circuit blocks, downsized and still having high performance, and with...
7486630 Module for distributed network repeater  
A repeater, useable for connecting switches in a data communication network, is provided in a distributed and/or modular fashion. The repeater includes a plurality of separate and distinct...
7487532 Optimization of a full duplex wideband communications system  
Systems and methods are disclosed for a full duplex wideband communications system for a local (e.g. in-home) coaxial network. The system employs a Frequency-division duplex (FDD) scheme that...
7480751 Serial data interface system and method using a selectively accessed tone pattern generator  
A system and method performs speed and connection handshaking between Beta signal ports and/or a Bilingual ports in a serial data interface system. A tone pattern generator (e.g., a flip-flop) can...
7477615 Transceiver, data transfer control device, and electronic instrument  
A transceiver includes upstream differential signal lines DPUP and DMUP, downstream differential signal lines DPDW and DMDW, common differential signal lines DPCM and DMCM, a first transmission...
7420938 Finding duplex mismatches in copper based networks  
In an embodiment, a method for finding duplex mismatches in a copper based network, includes: detecting late collisions and cyclic redundancy check (CRC) errors; if a port is in auto-negotiation...
7408996 Method and apparatus for synchronization of data in a transformer circuit  
A method and apparatus for synchronizing the secondary side to the primary side of a transformer circuit are presented. A preamble which consists primarily of data pulses and inverted power pulses...
7394771 Apparatus and method for data communication including establishing communication using tone signal  
In optical two-way communication using a single optical fiber, part of the light transmitted from an apparatus is received as stray light by the apparatus itself. This occasionally hampers accurate...
7366161 Full duplex voice path capture buffer with time stamp  
For diagnostic and trouble-shooting purposes, an audio/voice signal capture mechanism is adapted to be interfaced with a time division multiplexed (TDM) transport path-cascaded echo canceler and...
7352775 Partial duplex frequency domain modulator system and method  
In a multi-carrier transmission scheme (frequency domain multiplexed—FDM), a single high rate data stream is split into multiple lower rate data streams each transmitted over a different carrier...
7340515 Optimisation of network configuration  
A method and program for checking for misconfigurations and inefficiencies in the configuration of devices and links on a network. Information relating to the configuration of components on the...
7333518 Transmission method and transmission system as well as communications device  
A transmission method according to the present invention is capable of transmitting and receiving a data signal and information signal among a plurality of devices by full-duplex operation,...
7330500 Adjustable electronic duplexer  
A duplexer for a communication device having a transmission unit, a reception unit and a shared antenna is disclosed. The duplexer comprises a first signal path between the transmission unit and...
7327696 Intelligent voice converter  
A voice converter includes upstream and downstream resource managers for allocation half-duplex resources of a full duplex DSP transcoder. The resource managers schedule available upstream or...
7324493 3-frequency branching circuit, branching circuit and radio communication equipment  
A 3-frequency branching circuit in the past could not be used for a system wherein a TDMA method such as GSM and DCS and a W-CDMA method such as UMTS are mixed. The 3-frequency branching circuit...
7283488 J1850 application specific integrated circuit (ASIC) and messaging technique  
A communication system for controlling remote devices within a vehicle is provided. The communication system includes a master module for generating a command message, and a remote module for...
7277443 Asynchronous serial interface (ASI) ring network for digital information distribution  
A digital information distribution system having a plurality of nodes that are connected to one another by counter-rotating data paths. Each node comprises a ring terminal that selects data packets...
7263072 System and method for selecting a communication band  
A system and method for making a band selection in a wireless communications device is provided. The available bands include a first-communication band, a second communication band, and an...
7257091 Controlling the state of duplexing of coupling facility structures  
A coupling facility is coupled to one or more other coupling facilities via one or more peer links. The coupling of the facilities enables various functions to be supported, including the duplexing...
7225350 Active state link power management  
A distributed power management system for a bus architecture or similar communications network. The system supports multiple low power states and defines entry and exit procedures for maximizing...
7209998 Scalable bus structure  
A processing system is disclosed with a sending component and a receiving component connected by a bus. The bus may be configured with first and second channels. The sending component may be...
7203465 Receiver/transmitter circuit  
A receiver/transmitter circuit includes an antenna terminal, a transmitter circuit which outputs a transmission signal in response to a transmit control signal, a receiver circuit which receives a...
7183900 Coupling circuit arrangement for data communication over power lines  
A coupling circuit arrangement for data communication over a power line comprises a modulator/demodulator circuit for modulating data signals for transmission over the power line, and for...
7145961 Ultra wideband transmitter  
An ultra-wideband transmitter is provided. In one embodiment, the transmitter uses a monopulse of a continuous cyclic signal to phase shift a data pulse. The data pulses and the cyclic signal may...
7146523 Monitoring processing modes of coupling facility structures  
System-managed duplexing of coupling facility structures. A plurality of instances of coupling facility structures are maintained in a plurality of coupling facilities. Duplexing processing...
7137018 Active state link power management  
A distributed power management system for a bus architecture or similar communications network. The system supports multiple low power states and defines entry and exit procedures for maximizing...
7126929 Antenna method and apparatus  
A wireless communication unit provides ( 10 ) a first signal as received from a first portion ( 11 ) of a single antenna and provides ( 13 ) a second signal as received from a second portion of the...
7113489 Metropolitan area network switching system and method of operation thereof  
Systems and methods for connecting and configuring a communication network are described. A network includes a first router; a tie-line having a plurality of full duplex dedicated router...
7099935 Dynamically determining whether to process requests synchronously or asynchronously  
Heuristics are employed to dynamically determine whether a given request is to be driven synchronously or asynchronously. The average synchronous service time associated with previously processed...
7089026 Method for determining a control channel in a trunked radio communications system  
A receiving device in a trunked radio communications system retrieves a first frequency, wherein the first frequency relates to a lowest frequency that the at least one repeater utilizes for...
7082106 Computer-based multi-media communications system and method  
Outgoing multi-media data components are provided in a communication system and method implemented under control of a user interface program. Each of the outgoing multi-media data components...
7072476 Audio headset  
A headset includes two earpieces. One earpiece acts as a microphone, and the other earpiece acts as an earphone. Isolated from background noise and vibrations due to bone conduction, the microphone...
7058121 Logic gates including diode-connected metal-oxide-semiconductor field-effect transistors (MOSFETS) to control input threshold voltage levels and switching transients of output logic signals  
Logic gates are provided that include a diode-connected metal-oxide-semiconductor field-effect transistor (MOSFET) to produce a gate threshold voltage that differs from a mid-supply voltage level,...
7006617 Method of improving conferencing in telephony  
A conferencing method not requiring additional or dedicated hardware in a processor controlled telephone terminal, nor requiring an external conference bridge, is provided by one of the terminals...
7003693 Managing processing associated with coupling facility Structures  
System-managed duplexing of coupling facility structures. A plurality of instances of coupling facility structures are maintained in a plurality of coupling facilities. Duplexing processing...
6987956 System and method for improving performance of an HDR wireless terminal with diversity  
Disclosed are a system and a method for improving performance in an HDR (High Data Rate) wireless terminal utilizing diversity techniques. The wireless terminal comprises two transmission paths,...
6950410 Frequency multiplexer  
Multiple circuits connected to a common terminal are switched where the frequency bands to be conducted through the circuits are close. Each circuit has an independent signal path to the common...
6940396 Concurrent phase communication in TWACS  
A method for concurrently communicating over each phase of an electrical power distribution network (N). A first outbound signal (SO 1 ) is transmitted over one phase (AN-A) of a bus (S) by an...
6937856 Method for push-to-listen remote monitoring  
A method of operating a wireless communication system ( 101 ) including initiating (S 402 ) a call from a first communications unit ( 120 ) to a second communications unit ( 130 ), embedding (S 404...
6938086 Auto-detection of duplex mismatch on an ethernet  
A method and system for auto-detection of communication mismatch, such as in a networking environment. A device using a communication protocol uses a technique for protocol augmentation to...
6898191 Digital radio  
The invention concerns a digital radio ( 2 ) for pseudo-duplex radio communication, and a method of transmission time mediation for pseudo-duplex radio communication. A digital radio ( 2 ) is in...
6888884 Method and system for dynamically inverting an asymmetric digital subscriber line (ADSL) system  
A method and system for dynamically inverting an A symmetric Digital Subscriber Line (ADSL) system. The ADSL system includes a central exchange equipment (CE) connected to a service provider...
6868072 Home phone line network architecture  
Home phone line network devices, conforming to different versions of the standards, are interconnected and interoperable on a UTP transmission medium. Higher order devices support an overlaid dual...
6847829 Multiband high-frequency switch  
A multiband high-frequency switch that is mainly used for mobile phones, comprising a strip line formed of the series connection of first and second strip lines. A second transmitting port is...
6836544 Sidestone reduction in full duplex transceivers  
A method and apparatus enables echo reduction in a full duplex transceiver system. A replica current is subtracted from a receiver via a first differential circuit path that adaptively matches a...
Matches 1 - 50 out of 240 1 2 3 4 5 >