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Match Document Document Title
7421283 Transmission power control method and apparatus for mobile communication system  
A method and apparatus for controlling the power of a signal transmitted between a base station and a mobile terminal which constitute a mobile communication system. At least one of the base...
7411930 Apparatus and method for prioritized apportionment of transmission power in a multi-carrier terminal  
In a multi-carrier access terminal having a transmitter with a single power amplifier, maximum transmission power available for a multi-carrier signal transmitted by the terminal is apportioned...
7392021 Apparatus, system, and method for measuring power delivered to a load  
Apparatus, system, and method including a circuit including an element having an electrical impedance, an input node to receive a signal, and an output node to couple to a load; a sensing circuit...
7379478 System and method for allocating power  
The present invention provides a novel system, method and apparatus for allocating power between at least two communication services that share a common power output limit. Two communication...
7356355 Wireless base station for reducing interference from a control signal emitted by another wireless base station  
A signal processing unit 50 in a wireless base station forms an omni-directional pattern to intermittently transmit a control signal, forms an antenna array pattern to receive a control signal from...
7349504 Method and system for mitigating interference in communication system  
A method and system for mitigating interference in a communication system, comprising at least one base station and at least one terminal, are disclosed. The base stations and terminals communicate...
7345534 Efficient power amplification system  
A system for efficient power amplification of an electromagnetic signal includes a switchplexer having at least two inputs and an output. The switchplexer may be configured to provide communication...
7340662 GBit/s transceiver with built-in self test features  
GBit/s transceiver with built-in self test features. A method is disclosed for testing the operation of a transceiver having a digital processing section and an analog section, each having a...
7339994 Method and apparatus for fast convergent power control in a spread spectrum communication system  
A system and method for adjusting the power control target for a spread-spectrum communication system is disclosed. A preferred embodiment comprises correcting the power control target based upon...
7336751 Power control circuit and radio transmission apparatus  
The invention relates to power control of a cellular mobile communication system using TPC, and a power control circuit in a base station set and a radio terminal is equipped with a synchronism...
7333563 Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios  
A power management system and method for a wireless communication device generates an average desired transmit power signal based on at least one of a received signal strength indicator signal and...
7330504 Method and apparatus for low power-rise power control using sliding-window-weighted QoS measurements  
A system and method for adjusting the power control target for a spread-spectrum communication system 110 is disclosed. A preferred embodiment comprises correcting a power control target 128 ...
7308042 Method and apparatus for optimizing transmitter power efficiency  
The power efficiency of a transmitter is optimized through control of a selected aspect of the transmitter, for instance, a parameter of a power amplifier within the transmitter. The control of the...
7301989 Wireless communication system and transmit power and data rate control method therefor  
When channel-coded data is transmitted in a wireless communication system, coded data is divided into a plurality of bandwidths and the signal power is distributed to the bandwidths so that the...
7286847 Method and apparatus for performing an access procedure  
A base station for controlling transmission power during the establishment of a communication channel utilizes the reception of a short code during initial power ramp-up. The short code is a...
EP1248384B1 Transmit power control method  
Abstract of EP1248384 The mobile telephone transmitted power control allows power transmission adjustments within set ranges as a function of the power received. The mobile telephone has a...
7254195 Apparatus, methods and articles of manufacture for dynamic differential delay correction  
The invention is directed to a system for dynamically correcting an electromagnetic wave by processing two or more aspects of the electromagnetic wave along two or more separate signal paths;...
7248890 Channel power balancing in a multi-channel transceiver system  
A transceiver according to some embodiments of the present invention receives data from a plurality of frequency separated transmission channels from a complementary transmitter of another...
7233582 Wireless communication system and transmission power control method therefor  
The total amount of power for communications transmitted over channels susceptible to quality fluctuation is decreased to reduce interference with other communications and increase the system's...
7224745 Method and system for power-conserving interference avoidance in communication between a mobile unit and a base unit in a wireless telecommunication system  
A method for avoiding interference in a wireless telecommunication system is provided. The method includes providing communication between a first and second component at an initial frequency. A...
7221915 Electromagnetic wave transmitter, receiver and transceiver systems, methods and articles of manufacture  
The invention relates to a system for electromagnetic processing of an input wave involving receiving a modified signal derived from two or more signals that represent the input wave when combined;...
7218625 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Initial power control for spread-spectrum communications  
A code-division-multiple-access (CDMA) system employing spread-spectrum modulation. The CDMA system has a base station, and a plurality of subscriber units. The signals transmitted between the base...
7209724 Method and apparatus for power control in an ultra wideband radio system  
A method for power control in an ultra wideband impulse radio system includes: (a) transmitting an impulse radio signal from a first transceiver; (b) receiving the impulse radio signal at a second...
7190966 Method and apparatus for performing an access procedure  
A base station for controlling transmission power during the establishment of a communication channel utilizes the reception of a short code during initial power ramp-up. The short code is a...
7184426 Method and apparatus for burst pilot for a time division multiplex system  
In a data communication system capable of variable rate transmission, high rate packet data transmission improves utilization of the forward link and decreases the transmission delay. Data...
7177596 Method and apparatus for coherently combining power control commands to initialize communication  
A power control system for use in facilitating transition to an active state suitable for use in a wireless communication system. In one aspect, the system includes a first transceiver, such as a...
7151913 Electromagnetic wave transmitter, receiver and transceiver systems, methods and articles of manufacture  
The invention relates to a system for electromagnetic processing of an input wave involving receiving a modified signal derived from two or more signals that represent the input wave when combined;...
7123600 Initial power control for spread-spectrum communications  
A code-division-multiple-access (CDMA) system employing spread-spectrum modulation. The CDMA system has a base station, and a plurality of subscriber units. The signals transmitted between the base...
7120457 Transmission control method and apparatus for mobile communication system  
A method and apparatus for controlling the power of a signal transmitted between a base station and a mobile terminal which constitute a mobile communication system. At least one of the base...
7120187 Spread spectrum wireless communication system  
A system for accessing a telephone system, in which a set of user stations are matched with a set of base stations for connection to a telephone network. Each base station may be coupled directly...
7117004 Method and subscriber unit for performing an access procedure  
A base station for controlling transmission power during the establishment of a communication channel utilizes the reception of a short code during initial power ramp-up. The short code is a...
7110793 Wireless base station for reducing interference from a control signal emitted by another wireless base station  
A signal processing unit 50 in a wireless base station forms an omnidirectional pattern to intermittently transmit a control signal, forms an antenna array pattern to receive a control signal...
7099290 Method and apparatus for CDMA-dispatch soft handoff  
To address the need for an apparatus and method for CDMA-dispatch soft handoff, the present invention provides soft handoff to mobile stations (MSs) ( 120–123 ) in a dispatch call by sharing soft...
7096035 Process and device for monitoring the transmission power of a mobile terminal, for example a cellular mobile telephone, in particular capable of operating according to the UMTS standard  
The transmission power of a cellular mobile telephone is adjusted as a function of received power information. The celluar mobile telephone is equipped with a variable-gain amplifier that covers...
7091778 Adaptive wideband digital amplifier for linearly modulated signal amplification and transmission  
An apparatus including an amplitude mapping circuit for converting at least a portion of an amplitude signal to a binary value and a plurality of amplifiers coupled to the amplitude mapping...
7085583 Communication unit for access  
A base station for controlling transmission power during the establishment of a communication channel utilizes the reception of a short code during initial power ramp-up. The short code is a...
7085531 Base station using reference signal power control  
A wireless spread spectrum base station has a plurality of modems. The modems produce at least one baseband channel signal and a baseband reference signal. At least one forward power controller...
7082107 Power control in wireless communications based on estimations of packet error rate  
Power is controlled by increasing the power level of a wireless transmission if a number of packet errors in a short observation window exceeds a first threshold. Power is controlled by decreasing...
7079550 Method and apparatus for high rate packet data transmission  
In a data communication system capable of variable rate transmission, high rate packet data transmission improves utilization of the forward link and decreases the transmission delay. Data...
7079523 Maintenance link using active/standby request channels  
Multiple field units in a CDMA system are synchronized for communication with a base station using shared forward and reverse link channels. In an illustrative embodiment, each field unit is...
RE39177 Method and apparatus for performing soft hand-off in a wireless communication system  
A method and apparatus for providing soft handoff in a mobile communication system. In current systems is that the members of active set are determined in accordance with comparisons of measured...
7072380 Apparatus for initial power control for spread-spectrum communications  
A code-division-multiple-access (CDMA) system employing spread-spectrum modulation. The CDMA system has a base station (BS), and a plurality of subscriber units (SUs). The signals transmitted...
7031740 Forward link power control of multiple data streams transmitted to a mobile station using a common power control channel  
A method and apparatus for controlling transmit power levels of a plurality of different data streams transmitted from at least one base station to a mobile station in a mobile radio communication...
7031374 System and method for selecting sample streams in direct sequence spread spectrum communications  
A RAKE receiver with demodulating fingers is presented having the capability to assign a specific sample stream, from among a plurality of received sample streams, to any of the demodulating...
7024157 Local area network computer system utilizing radiating transmission line  
A radio frequency communication system utilizing a radiating transmission line for communicating data signals is disclosed. The data signals convey digital data to remotely located data devices,...
7020111 System for using rapid acquisition spreading codes for spread-spectrum communications  
A system for rapidly acquiring a spreading code, used in a code division multiple access (CDMA) system comprises a generator for generating a first long code and a second long code, with each long...
7009953 Method and system for changing forward traffic channel power allocation during soft handoff  
A system and method for adjusting forward traffic channel power allocation in a communications system, wherein signal qualities of pilot channels respectively transmitted by multiple base stations...
6999766 Method and apparatus for optimization of a cellular network  
A method and apparatus for optimizing system parameters in a cellular communication network. Pilot strength measurement messages (PSMMs) that are received by bases stations of the network to be...
6987799 System and method for demodulating associated information channels in direct sequence spread spectrum communications  
A Direct Sequence Spread Spectrum (DSSS) receiver system ( 100 ) combines and orders the soft symbols from associated information channels. The system permits a QPSK channel to be demodulated as a...
6985467 Rapid acquisition spreading codes for spread-spectrum communications  
A method and system for rapidly acquiring a spreading code, used in a code division multiple access (CDMA) system. A first long code and a second long code, with each long code having a length of N...
Matches 1 - 50 out of 349 1 2 3 4 5 6 7 >