Patent application number | Description | Published |
20090007006 | AUTOMATIC SCROLLING - Techniques for scrolling through displayed information are disclosed. For instance, an apparatus includes a scrolling management module to set one or more automatic scrolling preferences, and an application to output a content item in accordance with the one or more automatic scrolling preferences. Examples of such scrolling preferences include scrolling speeds, designated input mechanism(s) to adjust scrolling, and the activation/deactivation of orientation-based scrolling. | 01-01-2009 |
20100285817 | APPARATUS AND METHODS FOR PROVIDING LOCATION-BASED SERVICES TO A MOBILE COMPUTING DEVICE HAVING A DUAL PROCESSOR ARCHITECTURE - Various embodiments of systems and techniques for providing location-based services (LBS) to a mobile computing device having a dual processor architecture are described. In one or more embodiments, the mobile computing device may comprise or implement hardware and/or software configured to enable LBS and data communications sessions using a single active data stack at any particular point in time. Other embodiments are described and claimed. | 11-11-2010 |
20100309898 | SYSTEM AND METHOD OF WIRELESS DEVICE ACTIVITY MESSAGING - A method and system of reachability indication between a wireless device and at least one push server, the method comprising the steps of: sending device status information from the wireless device to the at least one push server; and receiving the status information at the at least one push server; wherein the at least one push server is enabled to selectively start and stop serving the wireless device on the basis of the status information. The method further comprises sending status information to a packet data serving node that stores a list of push servers associated with a wireless device, and having the packet data serving node forward the status information to the push server. The system and method further includes selectively starting and stopping the serving of the wireless device by the push server during a voice call. | 12-09-2010 |
20110149917 | Method and Apparatus for Compensating Code Channel Power in a Transmitter - It has now been found that in some transmitter implementations which transmit multiple code channels, for example CDMA transmitters, the observed power for each code channel at the output relative to the other code channels is dependent upon the total transmit power due to non-linearities in the transmitter. Methods and apparatus are provided which use pre-set digital gains or digital gain adjustments to compensate for the non-linearities as a function of total transmit power such that at the output, the desired relative powers are observed. | 06-23-2011 |
20130260758 | APPARATUS AND METHODS FOR SYNCHRONIZATION RECOVERY IN A HYBRID NETWORK - Methods and apparatus for synchronizing operational state during hybrid network operation. In one embodiment, the various access technologies that makeup the hybrid network not fully synchronized. Thus, a wireless device operating in a mixed mode must be capable of managing synchronization across multiple access technologies. The wireless device is configured to estimate an expected “tune-away” period when disengaging with a one access technology to address events (for example, link maintenance, calls, data, and the like) or perform monitoring on a second access technology. The estimate is then used by the device to adjust its operational parameters on the technology from which it is tuning away. This ensures smooth switching away from and back to the various network technologies. | 10-03-2013 |
20140073366 | Conflict Avoidance in a Device Configured to Operate According to Multiple Cellular Communication Protocols - Avoiding conflicts between radio access technologies (RATs) in a device configured to operate according to multiple RATs. The device may be operated in a discontinuous reception (DRX) mode according to each of a first RAT and a second RAT using a shared radio. It may be determined that a conflicting wakeup time is scheduled according to DRX cycles of the first and second RATs. A subscriber identity of the device may be changed in response to determining that a conflicting wakeup time is scheduled according to DRX cycles of the first and second RATs. | 03-13-2014 |
20140204737 | REDUCING ROUND-TRIP TIMES FOR TCP COMMUNICATIONS - The disclosed embodiments provide a system that processes network packets. Upon receiving a first Transmission Control Protocol (TCP) header for a first TCP segment from a network link, the system immediately provides a portion of the first TCP header to a transport layer prior to receiving all payload data for the first TCP segment. Next, the system uses the transport layer to transmit a first acknowledgment of the first TCP segment to the network link, wherein the first acknowledgment reduces a round-trip time (RTT) associated with the first TCP segment. | 07-24-2014 |
20140247811 | HetNet Mobility Management - A wireless communication system is presented for robust mobility management in a HetNet communication system. A source cell can prepare a macro cell and a target small cell as handover candidates during handover decision making and/or preparation. The mobile device is informed about the prepared macro cell and target small cell using radio resource control (RRC) messaging. After receiving a handover command or detecting radio frequency (RF) loss, the mobile device can try to connect with the target small cell. If the mobile device is unable to connect to the target small cell, the UE can fall back and connect to the macro cell. | 09-04-2014 |
Patent application number | Description | Published |
20090059826 | POWER SAVING TECHNIQUES BASED ON COVERAGE CONDITIONS - Techniques for managing power consumption are disclosed. For instance, an apparatus may include a first network interface module, a second network interface module, and a power management module. The first network interface module may communicate with wireless networks of a first network type, and the second network interface module may communicate with wireless networks of a second network type. Examples of first and second network types are EVDO and CDMA2000, respectively. The power management module may suspend one or more operations of the first network interface module when a number of first network type outages exceeds a predetermined outage threshold within a predetermined time interval. | 03-05-2009 |
20090109871 | CONFIGURATION TECHNIQUES FOR WIRELESS COMMUNICATIONS DEVICES - Techniques for configuring wireless communications devices are disclosed. For instance, an apparatus may include a storage medium to store one or more configuration files, and a configuration module. Each of the one or more configuration files may correspond to a network carrier. The configuration module selects one of the configuration files and to extract one or more operational parameters from it. This selected configuration file and the one or more operational parameters correspond to a designated network carrier. | 04-30-2009 |
20100197335 | Methods And Apparatus For The Immediate Acceptance And Queuing Of Voice Data For PTT Communications - In one illustrative example, methods and apparatus for use in buffering PTT voice communications are described. A mobile station sends a PTT voice communication request in a wireless communication network. Prior to receiving a floor grant in response to the PTT voice communication request, the mobile station receives voice input signals and buffers digital voice data corresponding to the voice input signals, where the digital voice data is produced by encoding and compressing the voice input signals. The mobile station receives the floor grant in response to the PTT voice communication request. Upon receipt of the floor grant, the mobile station retrieves the buffered digital voice data and continues to buffer digital voice data corresponding to the voice input signals, until all of the buffered digital voice data has been sent. | 08-05-2010 |
20110116479 | SYSTEM AND METHOD FOR DYNAMICALLY ESTABLISHING AND MANAGING CONNECTIONS - Techniques to dynamically manage wireless connections are described. For example, a mobile computing device may comprise a connection management module to dynamically select one of a plurality of switching technologies to initiate a connection with one or more target devices and automatically initiate the connection with the one or more target devices using the dynamically selected switching technology. Other embodiments are described and claimed. | 05-19-2011 |
20110151866 | APPARATUS AND METHODS FOR PROVIDING POWER SAVINGS ON MOBILE DEVICES - Various embodiments for providing enhanced power savings in mobile computing devices are described. In one or more embodiments, a mobile computing device may include a motion sensor to detect when the device is in motion. The mobile computing device may include a radio processor that may select from among several signal search procedures based on whether the device is in motion, and whether a signal is detectable and adequate. Other embodiments are described and claimed. | 06-23-2011 |
20110151884 | TECHNIQUES TO PROVIDE ENHANCED MESSAGE MANAGEMENT SERVICES - Techniques to provide enhanced message management services are described. An apparatus may comprise a mobile computing device having a radio module operative to establish a wireless communication channel with a wireless resource, and a message manager communicatively coupled to the radio module. The message manager may be operative to receive a message size parameter for a message, determine a first time parameter representing a length of time needed to communicate the message based on an available bandwidth parameter, determine a second time parameter representing a length of time available to communicate the message based on an available power parameter, and send a transmit control directive to the radio module indicating whether to communicate the message over the wireless communication channel based on the first and second time parameters. Other embodiments are described and claimed. | 06-23-2011 |
20110268000 | APPARATUS AND METHODS FOR POWER MANAGEMENT ON MOBILE DEVICES - Various embodiments for providing enhanced power savings in mobile computing devices are described. In one or more embodiments, a mobile computing device may monitor the battery power level remaining. The mobile computing device may select a wireless connection type for an application based on Quality of Service (QoS) requirements of the application and the amount of battery power remaining. The mobile computing device may switch the application from a higher QoS wireless connection type to a lower QoS wireless connection type when the battery power falls below a threshold. Other embodiments are described and claimed. | 11-03-2011 |
20110300865 | SYSTEM AND METHOD FOR DYNAMICALLY MANAGING CONNECTIONS USING FEATURE PRIORITIZATION - Techniques to dynamically manage wireless connections using feature prioritization are described. For example, a mobile computing device may comprise a connection management module operative to access a list of one or more wireless networks, compare feature set information for the one or more wireless networks, select a wireless network based on the comparison, and initiate a wireless connection using the selected wireless network, wherein the feature set information is contained in the list. Other embodiments are described and claimed. | 12-08-2011 |
20120207053 | APPARATUS AND METHODS FOR PROVIDING POWER SAVINGS ON MOBILE DEVICES - Various embodiments for providing enhanced power savings in mobile computing devices are described. In one or more embodiments, a mobile computing device may include a motion sensor to detect when the device is in motion. The mobile computing device may include a radio processor that may select from among several signal search procedures based on whether the device is in motion, and whether a signal is detectable and adequate. Other embodiments are described and claimed. | 08-16-2012 |
20120264473 | LTE/1X DUAL-STANDBY WITH SINGLE-CHIP RADIO - Electronic devices may be provided that contain wireless communication circuitry. The wireless communication circuitry may include radio-frequency transceiver circuitry coupled to antennas by switching circuitry. Multiple radio access technologies may be supported. A device may include first and second antennas. Control circuitry can configure the transceiver circuitry and switching circuitry to support operation of the device in active and idle modes for each radio access technology. In some configurations, both antennas may be used to support operations associated with one of the radio access technologies. In other configurations, the first antenna may be used to support operations with a first of the radio access technologies while the second antenna is used to support operations with a second of the radio access technologies. | 10-18-2012 |
20120270545 | DUAL NETWORK MOBILE DEVICE RADIO RESOURCE MANAGEMENT - A single chip mobile wireless device capable of receiving and transmitting over one wireless network at a time maintains registration on two wireless communication networks that each use different communication protocols in parallel. Periodically, the mobile wireless device tunes one or more receivers from a first wireless network to a second wireless network in order to listen for paging messages addressed to the mobile wireless device from the second wireless network. The first wireless network suspends allocation of radio resources to the mobile wireless device based on receipt of a suspension message from the mobile wireless device, or based on knowledge of a paging cycle for mobile wireless device in the second wireless network, or based on detection of an out of synchronization condition with the mobile wireless device. | 10-25-2012 |
20120282975 | SINGLE-RADIO DEVICE SUPPORTING COEXISTENCE BETWEEN MULTIPLE RADIO ACCESS TECHNOLOGIES - Electronic devices may be provided that contain wireless communication circuitry. The wireless communication circuitry may include radio-frequency transceiver circuitry coupled to antennas. An electronic device may include a baseband processor and other storage and processing circuitry that implements protocol stacks for handling multiple radio access technologies. The storage and processing circuitry may use the transceiver circuitry to convey data using a first radio access technology while periodically interrupting the conveying of the data to monitor a paging channel using a second radio access technology. In performing the paging channel monitoring operations, the storage and processing circuitry may enforce a time limit that ensures that operations using the first radio access technology are not disrupted more than desired. | 11-08-2012 |
20130329567 | DELAYING NETWORK RESELECTION FOLLOWING PERFORMANCE OF A CIRCUIT SWITCHED FALLBACK PROCEDURE IN A CALL FAILURE SCENARIO - A method for delaying network reselection by a wireless communication device following a call failure is provided. The method can include determining an initiation of a voice call while connected to a first network. The method can further include participating in a circuit switched fallback (CSFB) procedure to transition from the first network to a second network in response to initiation of the voice call. The method can additionally include determining an occurrence of a call failure of the voice call. The method can also include, responsive to the call failure, barring reselection to the first network for a threshold barring period. | 12-12-2013 |
20130331137 | METHODS AND APPARATUS FOR COEXISTENCE OF WIRELESS SUBSYSTEMS IN A WIRELESS COMMUNICATION DEVICE - Methods and apparatus to mitigate interference among multiple wireless subsystems of a wireless communication device are described. A host processor obtains configurations for a plurality of wireless subsystems and evaluates whether potential or actual coexistence interference exists between two or more of the wireless subsystems. The host processor provides configuration information and link quality reporting parameters to and obtains link quality reports from at least two wireless subsystems. When link quality for at least one wireless subsystem fails a set of link quality conditions, the host processor adjusts data requirements for applications that communicate through one or more of the wireless subsystems and/or adjusts radio frequency operating conditions for one or more of the wireless subsystems to mitigate interference among the wireless subsystems. | 12-12-2013 |
20130344910 | Avoiding Paging Collision among Multiple Wireless Technologies Using the Same Radio - Maintaining communication of a wireless device and using a plurality of wireless communication technologies. A first paging message schedule may be determined for maintaining communication between the wireless device and a first base station associated with a first wireless communication technology. Similarly, a second paging message schedule may be determined for maintaining communication between the wireless device and a second base station associated with a second wireless technology. Additionally, a scheduling conflict may be determined between the first paging message schedule and the second paging message schedule. Accordingly, communication with the first base station may be switched to a third base station using the first wireless technology in response to determining that there is a scheduling conflict. | 12-26-2013 |
20140018075 | Forced Cell or Radio Access Technology Reselection Responsive to Network Access Barring - A method and apparatus for forced cell/RAT reselection is disclosed. In one embodiment, a cellular mobile communication device may attempt to access a network through a serving cell. Responsive to determining that access to the network is barred through the serving cell, the mobile communication device may determine if another cell is available through which it may obtain access to the network. If another cell providing network access is available, the mobile communication device may force reselection from the serving cell to the new cell. If no other cell providing access to the network is available to the mobile communication device, a forced reselection of a radio access technology may be performed. | 01-16-2014 |
20140018079 | ASSISTING RETURN TO A FIRST NETWORK FROM A SECOND NETWORK AFTER PERFORMANCE OF A CIRCUIT SWITCHED FALLBACK PROCEDURE - A method for assisting a wireless communication device to return to a first network from a second network subsequent to termination of a voice call for which a Circuit Switched Fallback procedure was performed to transition from the first network to the second network for servicing of the voice call is provided. The method can include preventing transmission of a data flow for a data service after termination of the voice call. The method can further include searching for the first network while transmission of the data flow is prevented. If the first network is found, the method can additionally include reverting to the first network and servicing the data service on the first network. If the first network is not found, the method can also include remaining on the second network and servicing the data service on the second network. | 01-16-2014 |
20140064165 | RADIO POWER SAVING TECHNIQUES FOR VIDEO CONFERENCE APPLICATIONS - In video conferencing over a radio network, the radio equipment is a major power consumer especially in cellular networks such as LTE. In order to reduce the radio power consumption in video conferencing, it is important to introduce an enough radio inactive time. Several types of data buffering and bundling can be employed within a reasonable range of latency that doesn't significantly disrupt the real-time nature of video conferencing. In addition, the data transmission can be synchronized to the data reception in a controlled manner, which can result in an even longer radio inactive time and thus take advantage of radio power saving modes such as LTE C-DRX. | 03-06-2014 |
20140066061 | SCHEDULING PRIORITIZED NETWORK SEARCHES FOR A MULTI-MODE COMMUNICATION DEVICE - A multi-mode communication device having a scan optimizer capable of prioritizing scan frequencies for different radio access technologies (RATs) during a network search. The scan frequency prioritization may be based on various network coverage considerations associated with RAT availability, RAT density within a region, geographic location, historic attachment for the multi-mode device, an operation mode of the multi-mode device, etc. The multimode device can utilize its scan optimizer to generate an optimized scan schedule to be employed for a limited duration during a network search to improve its likelihood of success in detecting and/or attaching to a network associated with a prioritized RAT. A default scan schedule having equal scan frequency prioritization can be employed by the multi-mode device at a time when the limited duration of the optimized scan schedule expires and no networks associated with a prioritized RAT have been acquired. | 03-06-2014 |
20140073371 | LTE/1X Dual-Standby with Single-Chip Radio - Electronic devices may be provided that contain wireless communication circuitry. The wireless communication circuitry may include radio-frequency transceiver circuitry coupled to antennas by switching circuitry. Multiple radio access technologies may be supported. A device may include first and second antennas. Control circuitry can configure the transceiver circuitry and switching circuitry to support operation of the device in active and idle modes for each radio access technology. In some configurations, both antennas may be used to support operations associated with one of the radio access technologies. In other configurations, the first antenna may be used to support operations with a first of the radio access technologies while the second antenna is used to support operations with a second of the radio access technologies. | 03-13-2014 |
20140176659 | OFFLOADING A VIDEO PORTION OF A VIDEO CALL - A method for offloading a video portion of a video call form a cellular network to a WLAN is provided. The method can include a wireless communication device participating in a video call with a remote device over a connection between the wireless communication device and a cellular network. The video call can include a first video stream carried over a first bearer on the cellular network and an audio stream carried over a second bearer on the cellular network. The method can further include the wireless communication device establishing a connection between the wireless communication device and a WLAN; performing a call setup procedure with the remote device to establish a second video stream over the WLAN; terminating the first video stream; and using the second video stream and the audio stream to continue the video call. | 06-26-2014 |
20140176660 | TRANSITIONING A VIDEO CALL BETWEEN NETWORKS - A method for transitioning a video call is provided. The method can include a wireless communication device participating in a video call with a remote communication device via a first video call session established over a connection between the wireless communication device and a first cellular network. The video call can include a packet switched video stream carried over a first bearer and an audio stream carried over a second bearer. The method can further include the wireless communication device determining a degradation in a connection quality for the first cellular network; transitioning to a legacy cellular network having a circuit switched domain in response to the degradation in connection quality for the first cellular network; establishing a second video call session on the legacy cellular network; and using the second video call session to continue the video call on the legacy cellular network. | 06-26-2014 |
20140199975 | MANAGEMENT OF UNWANTED CALLS AND/OR TEXT MESSAGES - Management of unwanted phone calls and/or text messages can be performed by allowing a user to create a personalized list of unwanted calls and/or text messages at the user's device and synchronizing that personalized list between a storage system in the user's device and a remote storage in a network to which the device can be coupled. In one embodiment, the remote storage can be a cloud based backup system for the user's contacts and content and the user can access a full list of the unwanted phone numbers through a web server but the full list is not accessible on the device except through a web browser that retrieves the full list from the web server. | 07-17-2014 |
20140204834 | OFFLOADING TRAFFIC VIA A WIRELESS PEER-TO-PEER CONNECTION - A method for offloading data traffic from a cellular connection to a WLAN connection via a wireless P2P connection is disclosed. The method can include the wireless communication device accessing offloading coordination information from an offload coordination service server, including information about at least one neighboring wireless communication device being within sufficient proximity of the wireless communication device to establish a wireless P2P connection and having access to a WLAN access point; using the offloading coordination information to select a relay device from the at least one neighboring wireless communication device; establishing a wireless P2P connection with the relay device; and offloading data traffic from the cellular connection to the wireless P2P connection so that the data traffic is relayed from the relay device to a network via a WLAN access point accessible to the relay device. | 07-24-2014 |
20140242984 | SINGLE-RADIO DEVICE SUPPORTING COEXISTENCE BETWEEN MULTIPLE RADIO ACCESS TECHNOLOGIES - Electronic devices may be provided that contain wireless communication circuitry. The wireless communication circuitry may include radio-frequency transceiver circuitry coupled to antennas. An electronic device may include a baseband processor and other storage and processing circuitry that implements protocol stacks for handling multiple radio access technologies. The storage and processing circuitry may use the transceiver circuitry to convey data using a first radio access technology while periodically interrupting the conveying of the data to monitor a paging channel using a second radio access technology. In performing the paging channel monitoring operations, the storage and processing circuitry may enforce a time limit that ensures that operations using the first radio access technology are not disrupted more than desired. | 08-28-2014 |
20140243041 | FACILITATING IN-DEVICE COEXISTENCE BETWEEN WIRELESS COMMUNICATION TECHNOLOGIES - A method for facilitating in-device coexistence between wireless communication technologies on a wireless communication device is provided. The method can include transmitting data traffic from the wireless communication device via an aggressor wireless communication technology; determining occurrence of an in-device interference condition resulting from transmission of the data traffic via the aggressor wireless communication technology interfering with concurrent data reception by the wireless communication device via a victim wireless communication technology; and reducing a bit rate of the data traffic transmitted via the aggressor wireless communication technology in response to the in-device interference condition. | 08-28-2014 |
20140269562 | Conditional Deference for Dual Wireless Band Coexistence - A wireless communication system is presented for multiple wireless technology coexistence in a mobile device. A method according to this application might include obtaining one or more transmit allocation parameters for a wireless transmission via a first radio technology at a first wireless processor and the preparing to receive wireless data via a second radio technology at a second wireless processor. Next, the exemplary method might request that the wireless transmission be deferred, followed by deciding whether to grant the deferral request based at least on the one or more transmit allocation parameters. | 09-18-2014 |
20140293959 | SEAMLESS SESSION MOBILITY ON A WIRELESS COMMUNICATION DEVICE HAVING MULTIPLE RADIO INTERFACES - A method for seamless session mobility on wireless communication device including a first physical interface and a second physical interface is provided. The method can include a wireless communication device anchoring a data session for an application to a logical interface associated with the first physical interface. The method can further include the wireless communication device routing data for the data session sent to the logical interface by the application to the second physical interface for transmission via the second physical interface in an instance in which the wireless communication device has an active connection to a radio access network via the second physical interface. | 10-02-2014 |
20140362162 | RADIO POWER SAVING TECHNIQUES FOR VIDEO CONFERENCE APPLICATIONS - In video conferencing over a radio network, the radio equipment is a major power consumer especially in cellular networks such as LTE. In order to reduce the radio power consumption in video conferencing, it is important to introduce an enough radio inactive time. Several types of data buffering and bundling can be employed within a reasonable range of latency that doesn't significantly disrupt the real-time nature of video conferencing. In addition, the data transmission can be synchronized to the data reception in a controlled manner, which can result in an even longer radio inactive time and thus take advantage of radio power saving modes such as LTE C-DRX. | 12-11-2014 |
20150023284 | DUAL NETWORK MOBILE DEVICE RADIO RESOURCE MANAGEMENT - A single chip mobile wireless device capable of receiving and transmitting over one wireless network at a time maintains registration on two wireless communication networks that each use different communication protocols in parallel. Periodically, the mobile wireless device tunes one or more receivers from a first wireless network to a second wireless network in order to listen for paging messages addressed to the mobile wireless device from the second wireless network. The first wireless network suspends allocation of radio resources to the mobile wireless device based on receipt of a suspension message from the mobile wireless device, or based on knowledge of a paging cycle for mobile wireless device in the second wireless network, or based on detection of an out of synchronization condition with the mobile wireless device. | 01-22-2015 |
20150031367 | Performing WiFi and Cellular Handover Using Device-Specific Thresholds - An apparatus, system, and method for performing handover of a mobile station (MS) between a base station (BS) and an access point (AP) are described. In one embodiment, the MS may receive one or more threshold values for reporting measurements to the BS. The MS may convert the threshold values to device-specific threshold values. The MS may determine one or more network quality values associated with the AP. The MS may compare the network quality values to the device-specific threshold values. In response to the network quality values exceeding the device-specific threshold values, the MS may convert the network quality values to calibrated network quality values. The MS may provide the calibrated network quality values. The MS may perform handover from the BS to the AP based on providing the calibrated network quality values to the BS. | 01-29-2015 |