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| Number | Title | Issue Date |
| 7194051 | Finger merge protection for rake receivers Techniques to prevent fingers from merging. For each update command to adjust the timing of a particular “target” finger, a list of “candidate” fingers for which merging is to be prevented is determined. Detection for merging is then performed for each candi... | 03/20/2007 |
| 7184713 | Rate control for multi-channel communication systems Techniques to determine a set of rates for a set of data streams to be transmitted in a multi-channel communication system. A group of transmission channels to be used for each data stream is initially identified. An equivalent system for each group is then defined ... | 02/27/2007 |
| 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 transmission on the forward link is time multiplexed and the base station tra... | 02/27/2007 |
| 7170447 | Method and apparatus for processing navigation data in position determination Methods and apparatuses for the processing of false alarms in position determination. At least one embodiment of the present invention estimates and uses measurement false alarm probabilities in the position determination process. In one embodiment, the estimated me... | 01/30/2007 |
| 7171182 | Frequency synthesizers for supporting voice communication and wireless networking standards Techniques are described that facilitate the generation of different waveforms at different frequencies required for transmission and reception of wireless voice signals and wireless data signals. For example, a technique may include generating a first waveform in a... | 01/30/2007 |
| 7167458 | Method and apparatus for determining a number of times a message is transmitted on a paging channel to a mobile station Method and apparatus for use in a communication system (100) are provided for determining a number of times a message is transmitted on a paging channel. A controller (210, 401) selects a mobile station (102, 103, 104) to receive a general page ... | 01/23/2007 |
| 7167461 | Method and apparatus for processing shared subpackets in a communication system Method and Apparatus for Processing Shared Sub-packets in a Communication System are disclosed. A communication system providing both voice and data services allows for a plurality of subscriber station to share a data sent in a unit of a forward traffic channel. To... | 01/23/2007 |
| 7164919 | Scheduling of data transmission for terminals with variable scheduling delays Techniques for scheduling terminals with different scheduling delays. Initially, the scheduling delay of each terminal is determined, and the total available transmit power and the link efficiency of each terminal are estimated. In a first scheme, the terminals are ... | 01/16/2007 |
| 7164325 | Temperature stabilized voltage controlled oscillator A Voltage Controlled Oscillator (VCO) in a battery-powered device, such as a cellular phone, can be configured to tune across a fairly wide frequency range using a relatively narrow control voltage range. The frequency response of the VCO can be temperature compensa... | 01/16/2007 |
| 7161993 | Method and apparatus for coding in a telecommunications system First and second transmission links are established with a remote station. An information signal is encoded to provide an encoded information signal having more bits than the information signal. First and second transmission signals are provided wherein each transmi... | 01/09/2007 |
| 7161916 | Method and apparatus for uplink rate selection in the presence of multiple transport channels in a wireless communication system Systems and methods for selecting data rates at which to transmit data over a primary uplink in the presence of one or more secondary uplink channels. One embodiment comprises a method including determining probabilities associated with numbers of attempted transmis... | 01/09/2007 |
| 7158506 | Data manager for wireless communication devices and method of managing data in a wireless device A data manager, and a method of managing data, for a wireless device. The data manager includes a data receiver that receives voice data over the internet protocol connection, a data sender that sends other voice data over the internet protocol connection, a data re... | 01/02/2007 |
| 7158625 | Method and apparatus for automatically terminating a call Systems and techniques for automatically terminating a call in a communications system involve a first subscriber unit originating a call to a second subscriber unit and terminating the call when the second subscriber unit rings. ... | 01/02/2007 |
| 7159164 | Method and apparatus for recovery of particular bits of a frame A method and an apparatus for recovery of particular bits in a frame are disclosed. An origination station forms a frame structure with groups of information bits of different importance. All the information bits are then protected by an outer quality metric. Additi... | 01/02/2007 |
| 7158537 | Method and apparatus for providing configurable layers and protocols in a communications system The layers and protocols of an air interface layering architecture are designed to be modular and can be modified and upgraded to support new features, perform complex tasks, and implement additional functionality. Prior to commencement of data communication between... | 01/02/2007 |
| 7155246 | Transmitter directed code division multiple access system using multi-users diversity to maximize throughput while equitably providing access to users A transmitter directed, distributed receiver using multi-user diversity provided by the distribution of the receiver. Advantage is taken of the uncorrelated variations over time in the condition of communication links between a common transmitter and several users. ... | 12/26/2006 |
| 7155231 | Transmit pre-correction in a wireless communication system Techniques for pre-correction of transmit signals are disclosed. In one aspect, a transmit antenna array configurable to generate multiple transmit beams is deployed. The parameters for configuring the antenna array are computed in response to channel estimates and ... | 12/26/2006 |
| 7155235 | Method and apparatus for conserving home agent resources in mobile IP deployment A method and apparatus for conserving home agent resources in mobile Internet Protocol (IP) deployment is disclosed. In a wireless communication system supporting mobile IP, a release candidate set is generated and updated during operation of the network. When an in... | 12/26/2006 |
| 7151933 | Method of handoff within a telecommunications system containing digital base stations with different spectral capabilities The present invention is directed to a digital wireless telecommunications system that includes a plurality of base station of differing spectral capabilities, and a plurality of remote stations capable of transmitting data to and receiving transmissions from the pl... | 12/19/2006 |
| 7151927 | Quality of phone service system A method for checking the quality of service provided by a base station at a location remote from the base station, including transmitting signals between the base station and a call transceiver at the remote location, analyzing at least some of the signals at the r... | 12/19/2006 |
| 7151939 | Method, apparatus, and machine-readable medium for providing indication of location service availability and the quality of available location services Techniques are disclosed for providing an indication of location service availability and the quality of available location services for a mobile station. A required location quality of service (LQoS) parameter is acquired. The required LQoS parameter may be a minim... | 12/19/2006 |
| 7149264 | CDMA pilot assisted channel estimation A pilot assisted channel estimation process. A receiver may be configured to estimate the impulse response of a channel from a signal having pilot tones and spread-spectrum pilot signals. The receiver estimates the response of the channel from the pilot tones, and a... | 12/12/2006 |
| 7148770 | Electrically tunable bandpass filters A tunable bandpass filter includes at least one resonator having a reactance with a resonant frequency, a ferroelectric film having a dielectric constant with a value that changes with an applied electric field, and an electric field generating device for generating... | 12/12/2006 |
| 7146130 | Wireless local access network system detection and selection Method and apparatus for detection and selection of Wireless Local Area Network (WLAN) service. A cellular network may provide an advertisement for a WLAN, such as in an overhead signaling message. The advertisement may identify the Access Point(s) by an Extended Se... | 12/05/2006 |
| 7145395 | Linear transconductance cell with wide tuning range A transconductance cell is disclosed. The transconductance cell may be single-ended or differential. The transconductance cell may include a tunable degeneration circuit. The tunable degeneration circuit may have a plurality of field effect transistors connected in ... | 12/05/2006 |
| 7146174 | Method and apparatus for determining the transmission data rate in a multi-user communication system A method and apparatus are described for controlling the data rates for communications to and from a base station and a plurality of remote users. The usage of the communications resource whether the forward link resource (from base station to remote users) or rever... | 12/05/2006 |
| 7143178 | System and method for DTX frame detection A system and method for detecting discontinuous transmission (DTX) frames. The inventive method includes the steps of receiving data transmitted in a plurality of frames; classifying each of the frames; analyzing the classification of a number of successive frames o... | 11/28/2006 |
| 7142565 | Method and apparatus for radio link control of signaling messages and short messages data services in a communication system A system and various methods and apparatus for efficient communications of data across various protocol layers are disclosed. A control system (210, 401) segments each message of a plurality of messages into a plurality of segments. A segment identification (... | 11/28/2006 |
| 7139580 | Method and apparatus for estimating the position of a terminal based on identification codes for transmission sources Techniques to determine the position of a terminal under the coverage of a repeater in a wireless communication system. In an aspect, an identification code is transmitted for each repeater and used by the terminal (or a PDE) to unambiguously identify the repeater. ... | 11/21/2006 |
| 7139543 | Distortion reduction in a wireless communication device The present invention provides a technique for cancellation of jammer signals in a radio frequency receiver. A radio frequency signal contains both a desirable signal and an undesirable jammer signal. The combined signal is processed with a filter (104) to ex... | 11/21/2006 |
| 7139259 | Method and apparatus for conveying reports for SMS messages in wireless communication systems Techniques for conveying reports for SMS messages in wireless communication networks that utilize CDMA air interface (e.g., GSM1x and CDMA networks). Two new messages SMS Deliver Report Message and SMS Submit Report Message are defined for CDMA SMS. These report mes... | 11/21/2006 |
| 7139225 | Virtual real-time clock based on time information from multiple communication systems Method and apparatus to implement a “virtual” real-time clock at a terminal based on time information from multiple communication systems. At least one system (e.g., GPS) provides “absolute” time information for the virtual real-time clock, and at least one ... | 11/21/2006 |
| 7139274 | Method and system for a data transmission in a communication system Methods and apparatus for a data transmission in a communication system are disclosed. Each of a subset of plural access terminals desiring to transmit user data in an interval transmits a request to transmit in the interval to an access network. The access network ... | 11/21/2006 |
| 7136379 | Multiple-interface port multiplexer A device for interconnecting and multiplexing a plurality of interfaces is disclosed. In the preferred embodiment, three serial communications ports are interfaced such that any two may be interconnected for communications. A novel circuit comprising a plurality of ... | 11/14/2006 |
| 7136428 | Systems and techniques for measuring the performance of a communications system Systems and techniques for measuring the performance of a communications channel is disclosed which includes receiving a signal from the communications channel, filtering the signal, estimating a bias introduced by the filtering of the signal, and computing a parame... | 11/14/2006 |
| 7136652 | System and method for identification of transmitters with limited information A system and method are disclosed by which a base transceiver station (BTS) may be uniquely identified. When attempting to determine the location of a mobile unit using signal from multiple BTSs, it is critical that the BTSs be uniquely identified and their position... | 11/14/2006 |
| 7136659 | Update of base station identifiers based on overhead visit A visit to an overhead channel to obtain base station identifiers is made if it is necessary to do so. Base station identifiers are indicative of an approximate location of a terminal. The determination to update the base station identifiers may be made by monitorin... | 11/14/2006 |
| 7136319 | Reduced area, reduced programming voltage CMOS eFUSE-based scannable non-volatile memory bitcell An integrated circuit chip includes a number of memory bitcells. Each bitcell includes: a latch having a sense node; a programming transistor having an efficient saturation region of operation; and a fuse connected to the programming transistor at a first terminal o... | 11/14/2006 |
| 7133696 | Changing the operational mode of a wireless communication device using a voice service option Changing a mode of operation of a destination communication device by establishing a voice service option communication channel over a network between an initiating device and a destination device. Using the voice service option communication channel, a predetermine... | 11/07/2006 |
| 7129801 | Interpolative varactor voltage controlled oscillator with constant modulation sensitivity A tunable oscillator having a tuning voltage input includes an inductor, and first and second varactor pairs arranged with the inductor to generate a signal having a frequency responsive to a tuning voltage applied to the tuning voltage input, each of the varactor p... | 10/31/2006 |
