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QUALCOMM Incorporated Patents
Assignee:
QUALCOMM Incorporated
Address:
San Diego, CA
No. of patents:
5295
Patents:












Patent Number Title Of Patent Date Issued
8570076 Parallel path frequency divider circuit October 29, 2013
A parallel path frequency divider (PPFD) includes a low power frequency divider and a high speed latch. A first portion of an oscillating input signal present on an input node of the PPFD is communicated to the divider and a second portion is communicated to the latch. The divider ge
8566776 Method to automatically add power line in channel between macros October 22, 2013
In a particular embodiment, a method is disclosed that includes automatically adding a first power line in a channel between at least two macros when less than two system power supply lines with opposite polarities are detected within the channel.
8566676 FEC code and code rate selection based on packet size October 22, 2013
Techniques for encoding and decoding data are described. In an aspect, multiple code rates for a forward error correction (FEC) code may be supported, and a suitable code rate may be selected based on packet size. A transmitter may obtain at least one threshold to use for code rate s
8566594 Power savings through cooperative operation of multiradio devices October 22, 2013
Trust establishment in short range protocol pairing between client and proxy devices includes a first aspect in which application level security is used to encrypt all packets transmitted between the client and proxy. An application-based security derives a public key from the General
8566568 Method and apparatus for executing processor instructions based on a dynamically alterable delay October 22, 2013
Instruction execution delay is alterable after the system design has been finalized, thus enabling the system to dynamically account for various conditions that impact instruction execution. In some embodiments, the dynamic delay is determined by an application to be executed by the
8566491 System and method for improving throughput of data transfers using a shared non-deterministic bu October 22, 2013
System and method for facilitating data transfer between logic systems and a memory according to various conditions. Embodiments include systems and methods for facilitating and improving throughput of data transfers using a shared non-deterministic bus, a system and method for managing
8566454 Methods for enhancing SDP preconditions signalling for IP multimedia sessions October 22, 2013
This application describes how Session Description Protocol (SDP) preconditions signaling can be enhanced to support lead role negotiation, precondition capability exchange, premature precondition attempts and concatenated preconditions processing. The application describes the use o
8566380 Device for DFT calculation October 22, 2013
A device to perform DFT calculations, for example in a GNSS receiver, including two banks of multipliers by constant integer value, the values representing real and imaginary part of twiddle factors in the DFT. A control unit selectively routes the data through the appropriate multip
8565871 Automated external defibrillator device with integrated wireless modem October 22, 2013
An automatic external defibrillator (AED) includes an integral wireless modem configured so that, upon activation, the AED automatically connects to a wireless network and reports the event to an emergency services center or remote server to call for an ambulance. The activation report
8565801 Methods and apparatus for managing group membership for group communications October 22, 2013
Improved group communications methods which are well suited for a wireless environment are described. End nodes request that access nodes make changes in group membership information maintained at the access node. The access node responds to the requests by a response signal indicati
8565799 Methods and apparatus for flow data acquisition in a multi-frequency network October 22, 2013
Methods and apparatus for flow data acquisition in a multi-frequency network. In an aspect, a method includes receiving flow registrations associated with flows, assigning a priority to the flow registrations, grouping the flows into flow groups based on their priority and RF channel
8565790 Methods and apparatuses for determining if access to a region is feasible or infeasible for a us October 22, 2013
Techniques are provided which may be implemented using various methods and/or apparatuses in a mobile device to allow the mobile device to obtain map information associated with at least a portion of an indoor environment comprising a plurality of regions. The mobile device may also
8565775 Methods and apparatus for common channel cancellation in wireless communications October 22, 2013
A mobile station that is configured to perform common channel cancellation may include a parameter estimation unit that is configured to estimate parameters for generating a common channel error. The mobile station may also include a common channel generation unit that is configured
8565767 Handoffs in a meshed wireless system October 22, 2013
Methods of handing off an access terminal in a meshed wireless system is disclosed. Data that is received by an access point in the meshed wireless system may be routed to an access terminal via a downstream serving access point. The access point may also be configured to communicate
8565765 Method and apparatus for determining the country where a mobile device has acquired service October 22, 2013
An apparatus and method for identifying a serving country using at least one system specific parameter comprising extracting the at least one system specific parameter from a forward link signal; determining whether the at least one system specific parameter maps to a unique country; and
8565727 Communication session permissions in wireless communication systems October 22, 2013
Systems, apparatuses and methods of determining whether to permit a call to an access terminal are disclosed. A second party is determined to be available for a communication session between a first party and the second party. Location information associated with a call permissions r
8565707 Cancellation of spectral images in communication devices October 22, 2013
Digital-to-analog conversion in a communication device typically results in superimposed spectral images in the frequency spectrum of the analog waveform. These superimposed spectral images can distort the analog waveform and potentially violate the spectral mask and the constraints on
8565669 Methods and apparatus for power reduction in a transceiver October 22, 2013
An integrated circuit for achieving power reduction in a transceiver may include a jammer detector that determines an interference level corresponding to a received signal, and a transmit power detector that determines a required transmit power level for a transmitted signal. The int
8565535 Rejecting out-of-vocabulary words October 22, 2013
Enhanced rejection of out-of-vocabulary words, in which, based on applying an input gesture to hidden Markov models collectively modeling a vocabulary of training gestures, a likelihood that the input gesture matches each training gesture, and a quantity of states of the input gestur
8565528 Magnetic deviation determination using mobile devices October 22, 2013
An apparatus of a wireless communication system includes: a transceiver configured to receive and transmit information wirelessly; and a processor communicatively coupled to the transceiver and configured to access an image captured by an access terminal of the wireless communication
8565519 Programmable pattern-based unpacking and packing of data channel information October 22, 2013
In general, the present disclosure describes various techniques for programmable, pattern-based unpacking and packing of data channel information, including still image, video, and audio component data. One example device comprises a programmable processor having a plurality of proce
8565434 Methods and systems for maintaining security keys for wireless communication October 22, 2013
Certain embodiments allow security keys to be maintained across mobile device states, or communication events, such as hand-over, and system idle and sleep power savings modes. By monitoring the lifetime of security keys, keys may be refreshed in an effort to ensure key lifetimes wil
8565343 Transmit power control utilizing loopback error vector magnitude thresholds October 22, 2013
A device and method for adjusting transmit power in a wireless communication device. The wireless communication device comprises a transmitter having a power amplifier, wherein the amplifier may introduce distortion into the transmit signal. The method may periodically determine an e
8565314 Variable length coding table selection based on block type statistics for refinement coefficient October 22, 2013
This disclosure describes techniques for coding an enhancement layer in a scalable video coding (SVC) scheme. The techniques may be used in variable length coding of refinement coefficients of an enhancement layer of a SVC scheme. According to this disclosure, a method may comprise d
8565301 Quasi-constant-quality rate control with look-ahead October 22, 2013
Methods and apparatus efficiently encode multimedia data, such as live video streams. An encoding complexity of a predetermined time interval, such as 1 second, is estimated before the actual encoding that will be used. This permits the actual encoding to be performed with an a priori
8565233 Mobility management within a wireless communications network October 22, 2013
Aspects of mobility management within a wireless communications network including a plurality of sectors are disclosed. In an example, the wireless communications network includes a first cluster of sectors with at least one target sector and at least one supporting sector. The multi
8565221 Domain specific PLMN selection October 22, 2013
A mobile communication device includes a domain selection feature that allows a user to select a domain preference such as a circuit switched (CS) voice domain preference, a packet switched (PS) data domain preference, or a (CS+PS) domain preference. The mobile device receives Public
8565217 Methods and apparatus for supporting tunneling related to wireless downlink signaling flows October 22, 2013
Methods and apparatus for communicating packets from a remote access node assembly by way of a serving access node assembly are described. An inter-route tunneling protocol module which interfaces with a radio link protocol module is used to recover a tunneled route protocol packet.
8565216 Methods and apparatus for supporting tunneling related to wireless uplink signaling flows October 22, 2013
Methods and apparatus for communicating packets of information from an access terminal to a remote access node assembly by way of a serving access node assembly are described. An inter-route tunneling protocol module which interfaces with a radio link protocol module is used to tunne
8565205 Specific absorption rate backoff in power headroom report October 22, 2013
Uplink transmission power adjustment is provided by a mobile device receiving an uplink transmission grant from a serving base station. The mobile device determines a maximum power reduction for uplink transmissions and a SAR-related power reduction. The mobile device compares these
8565194 Puncturing signaling channel for a wireless communication system October 22, 2013
A signaling channel that punctures traffic channels is used to send signaling, e.g., acknowledgments (ACKs). To send signaling, resources for the signaling channel are determined, e.g., based on a frequency hopping pattern. Signaling is spread with a spreading code (e.g., a Walsh code)
8565191 Mobile station message having a Station Class Mark field for indicating an MEID capable mobile s October 22, 2013
A mobile station for wireless communication includes a control processor configured to generate a message for transmission on a reverse signaling channel, the message including a Station Class Mark field having a plurality of bits, a portion of the Station Class Mark field indicating
8565188 Minimizing call drops during a serving cell change October 22, 2013
A method for minimizing call drops during a serving cell change is disclosed. A first measurement report message is received from a user equipment (UE) requesting to change an active set of the UE. A second measurement report message is received from the UE indicating a change of a b
8565170 Method and apparatus for scheduling data transmission on multiple carriers October 22, 2013
Techniques for scheduling data transmission on multiple carriers in a wireless communication system are described. In one design, a scheduler may receive requested power headrooms for multiple carriers from a user equipment (UE), one requested power headroom for each carrier. Each re
8565169 Timing synchronization methods and apparatus October 22, 2013
Various methods and apparatus are directed to achieving timing synchronization and propagating timing information pertaining to an external, e.g., non Wi-Fi, timing signal source. In some embodiments, a mobile communications device receives and processes a timing signal, e.g., a firs
8565160 Methods and devices for facilitating access terminal registrations October 22, 2013
Access terminals and network nodes are adapted to conduct access terminal registrations. In one example, an access terminal with a respective class designation may receive a message including a plurality of periodic registration schedules, where at least one registration schedule is
8565154 Cell reselection enhancement October 22, 2013
Methods and apparatuses are provided that facilitate measuring frequencies for cell reselection. A base station providing a cell can be interfered by one or more closed subscriber group (CSG) cells over at least a portion of frequency utilized by the base station to serve one or more
8565153 Dynamic switching between MIMO and DC HSDPA October 22, 2013
A communication device configured for dynamic switching between Multiple-Input and Multiple-Output (MIMO) and Dual-Cell High Speed Downlink Packet Access (DC HSDPA) is disclosed. The communication device includes a processor and instructions stored in memory. The communication device
8565146 Method and apparatus for supporting data transmission in a multi-carrier communication system October 22, 2013
Techniques for supporting data transmission on multiple carriers in a wireless communication system are described. A user equipment (UE) may determine available transmit power for data transmission on multiple carriers. The UE may distribute the available transmit power to multiple c
8565137 Tracking locations of multicast group members within a wireless communication system October 22, 2013
Apparatuses and methods related to tracking locations of multicast group members within a wireless communication system are disclosed. An access terminal sends a group member report to an access network, the group member report indicating a location of the access terminal and at least
8565135 Power management of wireless protocol circuitry based on current state October 22, 2013
Controlling power consumption in a wireless device. The wireless device may include first wireless protocol circuitry. The first wireless protocol circuitry may be configured to receive and process first signals according to a first wireless protocol. The wireless device may include a
8565133 Synchronization-free station locator in wireless network October 22, 2013
A method of providing synchronization-free station locating in a wireless network is provided. In this method, an AP having a known location sends a unicast packet to the station and notes its time of departure TOD(D). The station receives the unicast packet, notes its time of arrival
8565121 Low latency frequency switching October 22, 2013
Techniques for improved low latency frequency switching are disclosed. In one embodiment, a controller receives a frequency switch command and generates a frequency switch signal at a time determined in accordance with a system timer. In another embodiment, gain calibration is initiated
8565112 Concurrent transmission of Wi-Fi and Bluetooth signals October 22, 2013
A method and device for concurrently transmitting a Wi-Fi signal and a Bluetooth signal via a common power amplifier and antenna. A first set of values indicative of transmission power levels of a Wi-Fi signal and a corresponding set of values indicative of transmission power levels of a
8565103 Load determination in wireless networks October 22, 2013
Systems and methods for improving latency in a communication system are disclosed. The channel load of an access channel can be determined in one embodiment. A backoff interval can be determined based on the channel load determined. A random backoff time can be determined and the tra
8565065 Methods and systems for utilizing a multicast/broadcast CID scheduling MAC management message October 22, 2013
Methods and systems for utilizing a multicast/broadcast connection identifier (CID) scheduling message in an orthogonal frequency-division multiplexing (OFDM) or orthogonal frequency division multiple access (OFDMA) frame in an effort to bypass at least a portion of the Media Access
8565061 Methods and systems for mobile wimax three-way downlink concurrent processing and three-way hand October 22, 2013
Methods and apparatus for establishing multiple connections between a wireless device and multiple base stations and transferring data using these connections via different segments of an orthogonal frequency division multiple access (OFDMA) frame are provided. The multiple connectio
8564365 Wide input bit-rate, power efficient PWM decoder October 22, 2013
A pulse width modulated (PWM) signal is received and, over a time interval of the PWM signal, a first count is incremented when the PWM signal is at a first level, and a second count is incremented when the PWM signal is at a second level. At the end of time interval the first count
8564354 Circuits and methods for latch-tracking pulse generation October 22, 2013
Circuits and methods for latch-tracking pulse generation across process, voltage and temperature (PVT) variations are disclosed. In one embodiment, the method includes receiving a clock input at a pulse generation circuit and generating a pulse at the pulse generation circuit in resp
8564346 Non-overlapping clock generation October 22, 2013
Techniques for generating precise non-overlap time and clock phase delay time across a desired frequency range are provided. A non-overlapping clock generation circuit comprises a delay lock loop (DLL) circuit that generates a control voltage to a clock generator circuit coupled thereto.

 
 
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