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7623896 |
Wireless communication circuit and wireless communication apparatus using the same
When power to be transmitted varies, a control section instructs an AGC control section to control a gain of an IQ modulation processing section 6 in accordance with the power. A switch selects a...
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7623887 |
Selective service method in multicast system
A multicast service of a 3GPP Universal Mobile Telecommunications System (UMTS) is disclosed. A multicast service stream identifier is provided so that each multicast area can receive different...
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7623886 |
Method and apparatus for transmitter calibration
A method and apparatus of calibrating a transmitter are disclosed. The method includes attenuating transmitter output signals as controlled by an output control signal, ensuring that an average...
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7623885 |
System, apparatus, computer program product and method for controlling terminal output power
Controlling the output power level of a dual transfer mode (DTM) capable terminal involves generating a network message. The network message may be a circuit-switched (CS) handover command and/or a...
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7623884 |
RSMA control device and method for mobile communication system
An access request message transmission device for a mobile station in a CDMA communication system employing RSMA in which a base station assigns a reverse common channel in response to an access...
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7623867 |
Satellite communications apparatus and methods using asymmetrical forward and return link frequency reuse
Communications are conducted between a space-based component of the wireless communications system and radioterminals using a plurality of forward link cells and a plurality of return link cells,...
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7623859 |
Additional aggregate radiated power control for multi-band/multi-mode satellite radiotelephone communications systems and methods
An Ancillary Terrestrial Network (ATN) includes at least one Ancillary Terrestrial Component (ATC) that is configured to provide wireless communications using frequencies of a satellite frequency...
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7623829 |
Transceiver power detection and control architecture
A detector module is described wherein the detector module includes a housing with a conductive waveguide, a detector, a temperature sensor, and detector circuitry. The waveguide is made of a...
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7623588 |
Transmission method for OFDM-MIMO communication system
A data transmission method in a MIMO-OFDM communication system including at least one receiver for receiving a signal through a plurality of reception antennas and a transmitter for selecting a...
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7623484 |
Methods of multipath acquisition for dedicated traffic channels
In a method of multipath acquisition for a dedicated traffic channel, path positions of the traffic channel that have desired signal energy for processing in a base station receiver may be...
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7623480 |
Communication apparatus, control method, and program therefor
When it is determined that a power mode is a power save mode, and that a MAC address in a received beacon matches the MAC address of a wireless communication apparatus which newly joins a wireless...
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7620418 |
Base station transmission control method, cellular system and base station
When performing base station selection type transmission power control, transmission of the dedicated physical control channel signal by non-transmitting base stations is halted while minimizing...
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7620417 |
Communication terminal apparatus, scheduling method, and transmission power deriving method
A communication terminal apparatus that can perform an appropriate system operation at the network side and also can avoid a reduction in throughput and a reduction in system efficiency. In this...
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7620416 |
Transmission power normalization
Embodiments of transmission power normalization are presented herein.
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7620415 |
Method and apparatus of power control
Briefly, a wireless communication device, a wireless communication system and a method of controlling a transmission power level of a dedicated channel signal transmitted in a compress mode with an...
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7620414 |
Wind-up power control method and apparatus in mobile communications system
A power control method in a mobile communication system, which includes changing an original step size for adjusting a target quality of service (QoS) of a downlink channel to a larger step size...
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7620096 |
Equal BER power control for uplink MC-CDMA with MMSE successive interference cancellation
For a given decision order, MMSE successive interference cancellation (MMSE-SIC) can simultaneously maximize SIRs of all users. To further increase its efficiency, a power control (PC) algorithm,...
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RE40984 |
Reporting communication link information
A method for reporting link information in a communication system including a communication terminal and a plurality of transceivers with each of which the communication terminal can communicate...
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7616941 |
Method and system for improving efficiency over power control for linear and class AB power amplifiers
Aspects of a system for improving efficiency over power control for linear and class AB power amplifiers may include a current source circuit that enables determination of a bias current level for...
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7616932 |
Multi-channel amplifier with reduced overall power emission, and circuit management including same
A multi-channel amplifier has inputs via which input signals can be fed to the multi-channel amplifier. The input signals are amplified into output signals by amplifier channels of an amplification...
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7616930 |
Determining a phase adjustment in accordance with power trends
Calculating a phase adjustment includes establishing a current phase adjustment for a signal transmitted from a modifying communication device to a feedback communication device. A control signal...
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7616927 |
Method and apparatus to reduce multipath effects on radio link control measurements
One or more median filter circuits are used to filter radio link control measurements corresponding to one or more radio link parameters of interest, such as received signal quality or round trip...
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7616677 |
Downlink power control with limit to dynamic range using detection of downlink transmit power
An apparatus and method is provided for dynamic range power control of a wireless downlink communication signal, such that target signal quality adjustments are held temporarily when it is apparent...
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7613476 |
Method and apparatus for path imbalance reduction in networks using high speed data packet access (HSDPA)
A method and apparatus are disclosed whereby noise is introduced at one or more base stations in non-HSDPA cells into the uplink signal from one or more user devices. As a result, the apparent...
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7613475 |
System of wireless local area network based on transmit power control and method for controlling transmit power
A system of a wireless local area network (LAN) based on transmit power control comprises: an access point (AP) for broadcasting a beacon frame to an area that is outside a service coverage of a...
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7613474 |
Transmission power control method of uplink packet data transmission
A mobile station (MS) transmits a first data flow to a first group of base stations with a first power offset, transmits a second data flow to a second group of base stations, and further transmits...
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7613462 |
Reservation multiple access
A mobile station accesses a base station by randomly selecting a first reverse link common control channel from a set of random access channels. The mobile station transmits a request portion of an...
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7613159 |
Transmission power level estimation
A transmission power level of a selected user is estimated in a code division multiple access (CDMA) communication system. An initial estimate of a transmit power level associated with the selected...
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7613140 |
Control-hold mode
Methods and apparatus are presented for implementing an improved Control-Hold Mode that reduces the load of the reverse link and reduces the battery consumption of remote stations. While a remote...
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7610495 |
Method and apparatus for power management using transmission mode with reduced power
A method and apparatus are disclosed for power management of an electronic device. The present invention reduces power consumption of an electronic device that communicates over a network by...
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7610059 |
Method and system wherein timeslots allocated for common control channels may be reused for user traffic
A method and system is disclosed wherein timeslots designated in a wireless communication system as Common Physical Channel (CPCH) timeslots may be reused for user traffic. A CPCH timeslot used in...
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7610058 |
Reverse loop protocol
It is possible to operate a wireless system, such as a CDMA system, in a more efficient manner by employing a statistical approach for setting power targets for reverse loop transmission. Unlike...
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7610057 |
Selecting a wireless networking technology on a device capable of carrying out wireless network communications via multiple wireless technologies
Criteria-driven methods and a framework are disclosed that facilitate configuration/selection of one or more wireless network interfaces/networks for carrying out wireless communications on a...
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7610028 |
Method and system for reduction of peak-to-average power ratio of transmission signals comprising overlapping waveforms
The present invention provides a method and system for reducing the peak to average power ratio (PAP) of a signal with low computational complexity. According to one embodiment, the present...
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7610027 |
Method and apparatus to maintain specification absorption rate at a wireless node
A system and method for medium access control (MAC) protocol which controls transmissions in wireless devices to at least substantially comply with specific absorption rate (SAR) limits. The system...
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7610020 |
Method of and system for wireless communication
A method of wireless communication with a first station arranged to transmit at least one transmission to be received by a plurality of second stations to provide a point to multipoint...
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7609774 |
Beamforming transceiver architecture with enhanced channel estimation and frequency offset estimation capabilities in high throughput WLAN systems
A method and system for transmitting bit streams in a telecommunication system, by combining a bit stream with a first portion of a preamble, applying power loading to the combined bit stream,...
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7609661 |
System and method for controlling uplink traffic load in a cellular wireless mobile communication system
A method is provided for controlling an uplink traffic load in a wireless mobile communication system. A mobile station (MS) receives a reference signal from each of a base station (BS) of its home...
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7606604 |
Wireless communication terminal and mobile type wireless communication terminal
A wireless communication terminal includes first and second case members coupled together by a coupling portion so that the positional relation therebetween can be changed, an external wireless...
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7606591 |
Information processing apparatus and communication apparatus
The present invention relates to an information processing apparatus and a communication apparatus for accurately recognizing at the base station the current receiving quality of the mobile...
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7606590 |
Satellite/hands-free interlock systems and/or companion devices for radioterminals and related methods
A radioterminal may include a transceiver, a hand-held interface coupled to the transceiver, and an interlock coupled to the transceiver. The transceiver may be configured to transmit and receive...
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7606589 |
Radio communication system
In a radio communication system having a primary station and a plurality of secondary stations, the power of uplink and downlink channels between the primary station and a secondary station is...
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7606212 |
Method and apparatus for setting gain factors for dedicated physical channels in a mobile telecommunications system
A system and method are provided for setting gain factors for dedicated physical channels in a mobile communication system supporting E-DCH service. If the E-DCH is established without the legacy...
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7603147 |
System and method for periodic ranging in a sleep mode in a BWA communication system
A system for a periodic ranging in a BWA communication system. In the system, a receiver in a sleep mode of a wireless communication system receives a sleep mode transition message, which including...
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7603136 |
System and method to perform stable distributed power control in a wireless network
A method to control power transmitted from a node in a wireless network. The method includes receiving one or more signals at the node from one or more other nodes of the wireless network,...
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7603135 |
Mobile communications system, method of controlling the transmission power in the system, and mobile station in the system
A mobile station is for use in a code-division multiple-access communications system. The mobile station includes: a detection unit for receiving a signal transmitted from a base station and...
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7603134 |
Power control method for a mobile communication system
A power control method for a mobile communication system includes determining a signal quality of a backward channel between a base station and mobile terminal and then transmitting a power control...
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7603123 |
Method and system for performing a handoff in a wireless communication system, such as a hard handoff
A method for minimizing search time and disruption of current service on an originating frequency during a frequency search excursion to a target frequency as part of an inter-frequency hard...
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7602761 |
Call access control method
The present invention discloses a call access control (CAC) method applicable to call access during call initiation and cell switching in TDD-CDMA mobile communication system. The method comprises:...
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7599711 |
Systems and methods for analog transport of RF voice/data communications
Systems and methods for the analog transport of RF voice/data communications are provided. In one embodiment, a method for transporting analog multi-band RF signals is provided. The method...
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