Abstract: Methods and apparatus are described for reordering a header of a transmission data packet. The methods and apparatus include identifying one or more static fields and one or more dynamic fields within a header of the transmission data packet. Moreover, these aspects include reordering the one or more static fields and the one or more dynamic fields within the header of the transmission data packet. Additionally, these aspects include compressing the header of the transmission data packet to form a compressed transmission data packet in response to reordering the one or more static fields and the one or more dynamic fields. The aspects also may include transmitting the compressed transmission data packet.

Abstract: Methods and apparatus of compression on multiple data flows for communication between a user equipment (UE) and a serving node. The methods and apparatus include receiving multiple data flows for compression, wherein each of the multiple data flows includes a plurality of data packets, with each data packet having a data packet header and a payload. Further, the methods and apparatus include determining a compression state for each of the multiple data flows. Moreover, the methods and apparatus include performing a first compression algorithm on each of the multiple data flows determined to have a compression state set to a do-not-compress state, wherein the first compression algorithm includes compressing the data packet header of each data packet without compressing the payload of each data packet.

Abstract: Methods and apparatus for wireless communication include receiving, at a compressor component, a data packet flow and determining information associated with the data packet flow from one or more data packets associated with the data packet flow. The determined information includes source or destination information corresponding to the one or more data packets of the data packet flow. Further, the methods and apparatus include classifying the data packet flow as a compressible or an uncompressed data packet flow based on the determined information, and compressing or skipping compressing of the one or more data packets associated with the data packet flow based on the classification of the data packet flow. Additionally, the methods and apparatus include transmitting the one or more compressed or uncompressed data packets depending on the classification of the data packet flow.

Abstract: An apparatus and method of wireless communication includes determining, at a compressor component, whether to transmit a current data packet as a compressed current data packet or an uncompressed current data packet. Further, these aspects include determining whether a data sequence in the current data packet matches a first or second data sequence when determining to transmit the uncompressed current data packet, wherein the first data sequence indicates a first compression state and the second data sequence indicates a second compression state. Also, these aspects include adding the second data sequence to the uncompressed current data packet for transmission when the data sequence in the current data packet matches the first or second data sequence. Additionally, these aspects include transmitting the uncompressed current data packet with the second data sequence when the data sequence in the current data packet matches the first or second data sequence.

Abstract: Methods and apparatus are described for formatting a compressed data packet. The methods and apparatus include identifying a first data string within a data packet that was previously stored at a first memory location in a compressor memory, and generating a first pointer that references the first memory location in the compressor memory. Further, these aspects optionally include identifying a second data string within the data packet that was not previously stored in the compressor memory. Additionally, these aspects include creating a compressed data packet by replacing the first data string with the first pointer and copying the second data string, and including an indicator corresponding to a number of pointers in the data packet.

Abstract: A string of data is partitioned into a set of blocks. Each block is compressed based on a set of initial dictionaries and a set of Huffman trees. Each block is associated by a pointer with an initial dictionary in the set of initial dictionaries and a Huffman tree in the set of Huffman trees used to compress that block. A compressed string of data includes the set of initial dictionaries, the set of Huffman trees, and the compressed blocks and associated pointers.

Abstract: The disclosure provides a method, apparatus, and computer program product directed to a client estimation of round trip time via transport control protocol (TCP) signals over multiple radio access technologies. A TCP probe signal is transmitted to a server via a TCP connection, and an acknowledgment signal is received from the server via the TCP connection in response to the TCP probe signal. A round trip time is then estimated based on the acknowledgment signal.

Abstract: A method of calculating a time difference is disclosed. The method includes sampling a first ultrasonic signal (r21) to produce a first sampled signal (y1(i)) and sampling a second ultrasonic signal (r12) to produce a second sampled signal (y2(i)). A first time (LEAD_LAG) is determined between a time the first sampled signal crosses a threshold (?1) and a time the second sampled signal crosses the threshold. The first sampled signal is cross correlated with the second sampled signal to produce a second time (SAMP_OFFSET). The time difference is calculated in response to the first and second times.

Abstract: Methods, computer-readable medium, and apparatus are described for adjusting uplink communication at a user equipment (UE) during wireless communication. The described aspects include determining uplink communication characteristic information corresponding to an uplink data rate based on one or more measurement values associated with transmissions by a modem on an uplink communication channel. Further, the described aspects include determining an adjusted uplink data rate based at least in part on the uplink communication characteristic information. Additionally, the described aspects include adjusting data transmission rate of an application layer entity based at least in part on the adjusted uplink data rate.

Abstract: Methods and apparatus for wireless communication include applying a compression algorithm to a data flow, and evaluating a level of compression of the data flow resulting from the applying of the compression algorithm. Further aspects include determining when the level of compression of the data flow is below a first threshold, and disabling compression of the data flow when the level of compression is below the first threshold. Additional aspects include determining when the level of compression of the data flow is above a second threshold, and enabling compression of the data flow when the level of compression is above the second threshold, wherein the second threshold is greater than the first threshold.

Abstract: Methods and apparatus for wireless communication in a mobile device that includes receiving a transmission data packet and detecting a string of bytes in the transmission data packet that matches a preset string of bytes saved in a memory component. Aspects of the methods and apparatus include replacing the string of bytes of the transmission data packet that has been determined to match the preset string of bytes saved in the memory component with a location pointer, wherein after replacing the string of bytes in the data packet with the location pointer, the data packet comprises the location pointer and a set of literal bytes. Aspects of the methods and apparatus also include generating a compressed transmission data packet by entropy coding the transmission data packet comprising the set of literal-bytes and the location pointer.

Abstract: Aspects of the present disclosure provide an apparatus and method for modem-assisted video telephony. As one example, a user equipment (UE) utilizes a modem to perform video telephony (VT) communication with a remote device through a wireless network. The UE determines a network metric indicative of congestion in the wireless network based on modem information obtained from the modem, independent of feedback information received from the remote device. The UE dynamically adjusts a data rate of the VT communication by an amount proportional to a quantity based on the network metric.

Abstract: Techniques of Transmission Control Protocol (TCP) packet transmission for wireless communication are provided for a user equipment (UE). The UE receives a plurality of TCP packets on a downlink channel from a network. In response, the UE generates a plurality of TCP Acknowledgment (ACK) packets corresponding to the plurality of received TCP packets. The plurality of TCP ACK packets is prioritized based on certain criteria. A TCK ACK packet with a highest priority among the plurality of TCP ACK packets is selected. The selected highest priority TCP ACK packet is then sent to the network on an uplink channel.

Abstract: Systems and methods for modem control based on feedback are disclosed. In one embodiment, a modem observer module is associated with software within a computing device. The modem observer receives information from the modem relating to uplink bandwidth availability and/or network conditions that may impact uplink bandwidth. Based on the uplink bandwidth availability at the modem, the modem observer may throttle or limit the number of connections that are active by the applications.

Abstract: A method in one example embodiment includes generating a signature for an object in a compute node in a network, searching a memory element for the signature, and responsive to determining the memory element does not contain the signature, scanning the object. The method also includes updating the memory element with a scan result, and synchronizing the memory element of the compute node with one or more memory elements of one or more other compute nodes in the network. In specific embodiments, the scan result includes the signature of the object and a threat level of the object. In further embodiments, the synchronizing includes sending the scan result to one or more other compute nodes in the network. In more specific embodiments, the scan result is sent with one or more other scan results after a predetermined interval of time from a previous synchronization.

Abstract: The present disclosure presents apparatuses and methods of accessing a communication network including obtaining extended access barring (EAB) data at a user equipment (UE), wherein the EAB data comprises an EAB uniform delay parameter, computing a uniform distribution parameter, determining an access bar period, wherein the access bar period is based on at least the EAB uniform delay parameter and the uniform distribution parameter, and initiating an access procedure to access the communication network after waiting at least the access bar period. Additionally, apparatuses and methods associated with a network apparatus controlling access to the communication network are also disclosed.

Abstract: A multi-channel flow sensing system typically includes first and second flow-sensing transducers arranged in each channel. A data acquisition system is coupled to the first and second transducers of each of the channels. The data acquisition system is arranged to transmit and/or receive a sensing signal from at least one of the first and second transducers of each of the channels. The received sensing signals are sequentially converted and accumulated as data for billing in accordance with the measured flow within each channel. Using common components within the data acquisition system for measuring the various channels reduces costs and increases affordability in cost-sensitive areas.

Abstract: Methods and apparatus are described for configuring features for a user equipment (UE) communicating with a network entity. For example, the methods and apparatus include receiving, at the network entity, a capability message indicating one or more features supported by the UE; transmitting control data in a data type Protocol Data Unit (PDU), wherein the control data is configured to enable one of the one or more features based on the capability message; and enabling one of the one or more features in response to receiving an acknowledgement message from the UE.

Abstract: Methods and apparatus of compression on multiple data flows for communication between a user equipment (UE) and a serving node. The methods and apparatus include receiving multiple data flows for compression, wherein each of the multiple data flows includes a plurality of data packets, with each data packet having a data packet header and a payload. Further, the methods and apparatus include determining a compression state for each of the multiple data flows. Moreover, the methods and apparatus include performing a first compression algorithm on each of the multiple data flows determined to have a compression state set to a do-not-compress state, wherein the first compression algorithm includes compressing the data packet header of each data packet without compressing the payload of each data packet.

Abstract: Methods and apparatus are described for synchronizing compression for communication between a user equipment (UE) and a serving node. The methods and apparatus include determining that a compressor memory of a compressor and a decompressor memory of a decompressor are out-of-synchronization based on a checksum failure. Further, the methods and apparatus include resetting the compressor memory and the decompressor memory to a predetermined state in response to determining that the compressor memory and the decompressor memory are out-of-synchronization, wherein the compressor memory and the decompressor memory are synchronized at the predetermined state.