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| Number | Title | Issue Date |
| 8190153 | 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 ra... | 05/29/2012 |
| 8185106 | Method of accessing base station by subscriber station under the condition of multiple base stations A method of accessing base station (BS) by subscriber station (SS) includes: after scanning signals of certain BS, SS starts ranging procedure and sends ranging request to the BS; the BS checks whether the SS belongs to the BS, if not belonging to the BS, then sends... | 05/22/2012 |
| 8180343 | Detection of wireless communication devices in systems having cells with different pilot signal frequencies An originating transceiver node sends a search message to an alternate transceiver node in response to receiving a pilot signal report message from a wireless communication device detecting a pilot signal from a detected transceiver node. The wireless communication ... | 05/15/2012 |
| 8175595 | Scanning neighboring base stations in wireless access system Scanning neighboring base stations in a wireless access system is provided. In one embodiment, a method of scanning neighboring base stations for assessing channel quality includes receiving from a serving base station information associated with at least one neighb... | 05/08/2012 |
| 8165581 | Selective channel scanning for networked devices Selectively scanning available channels for a network connection. A computing device defines a preferred channel list for a network along with a scan ratio. The scan ratio relates the frequency that the preferred channels are scanned versus the frequency that all th... | 04/24/2012 |
| 8160583 | Method and apparatus for best service rescan scheduling for mobile device operating in an EVDO hybrid mode A method and apparatus for best service rescan scheduling on a mobile device operating in an EVDO hybrid mode, the method comprising the steps of: blocking a best service rescan on the mobile device if the mobile device in an EVDO traffic state, the mobile device ch... | 04/17/2012 |
| 8160584 | Cellular communications system providing mobile cellular device battery saving features while accommodating user access requests and related methods A cellular communications system may include at least one base station and at least one mobile cellular communications device. More particularly, the at least one mobile cellular communications device may include a controller, at least one user input device connecte... | 04/17/2012 |
| 8155648 | Method of transmitting and receiving control information in a wireless communication system A method of transmitting and receiving control information for a specific service in a wireless communication system is disclosed. The method of transmitting control information for a specific service in a wireless communication system which uses multiple carriers i... | 04/10/2012 |
| 8155649 | Method and system for classifying communication signals in a dynamic spectrum access system Methods and systems for dynamic spectrum access (DSA) in a wireless network are provided. A DSA-enabled device may sense spectrum use in a region and, based on the detected spectrum use, select one or more communication channels for use. The devices also may detect ... | 04/10/2012 |
| 8155647 | Method and apparatus for automatically determining neighbor cells in a wireless telecommunication system Methods and apparatuses for automatically determining neighbor cells are disclosed. Cell information is received. The received cell information is compared with a list of old neighbor cells. When a new cell is detected, a determination is made as to whether the dete... | 04/10/2012 |
| 8155646 | Wireless terminal having a pre-scan during image display In an imaging device having a wireless module, an increase in undesired power consumption is inhibited, and a time required before establishment of a communications channel with a wireless terminal is shortened. In response to depression of a playback button perform... | 04/10/2012 |
| 8145216 | Mobile terminal and method of displaying channel therein A mobile terminal including a wireless communication unit configured to scan for available frequency bands, and a controller configured to assign a frequency band identification information to each available frequency band and to assign channel identification inform... | 03/27/2012 |
| 8145213 | Apparatus and method for generating PLMN list in mobile communication system Provided are an apparatus and method for generating a Public Land Mobile Network (PLMN) list in a mobile communication terminal. The method includes: generating an available PLMN list by searching PLMNs through a Radio Frequency (RF) channel, and determining if Loca... | 03/27/2012 |
| 8145214 | Raster skipping in co-banded mobile communication devices based on previous scans for any band The present invention discloses a solution for improving scan time in a co-banded mobile communication device. The solution can maintain a set of records within a data store of a co-banded mobile communication device. The set of records can include two or more commu... | 03/27/2012 |
| 8145215 | Scanning for a wireless device A system and method are disclosed to achieve improvements in scanning that can be implemented by a wireless device. A method to control scanning performed by a mobile unit includes detecting the presence or absence of audio for transmission from the mobile unit. A p... | 03/27/2012 |
| 8135400 | Method and system for device discovery in wireless communication The present invention provides a method and a system for device discovery in wireless communication. One implementation involves scanning one or more wireless channels to discover a partner wireless station for a new transmission, by detecting peak energy and beacon... | 03/13/2012 |
| 8135401 | Mobile station and communication system selection method The present invention provides a mobile station which can perform communication using a specific communication system such as HSDPA and HSUPA, with priority, and a communication system selection method thereof. The mobile station for performing communication using a... | 03/13/2012 |
| 8135402 | Network access based on control-channel status Disclosed herein are methods and systems for sending and/or acknowledging an access probe in a radio access network. In one aspect, a method for transmitting an access probe to a radio access network, wherein time slots available to receive communications from the r... | 03/13/2012 |
| 8131291 | Fast active scanning wireless network apparatus and method In a fast active scanning wireless network apparatus and method for quick determination of available access points (20), information about a candidate set of available access points (20) is obtained, and a candidate access point is identified from the ... | 03/06/2012 |
| 8121595 | Adaptive polling of wireless devices In a wireless network, the decision of when and whether to send unsolicited polls to a particular mobile wireless device may be made by monitoring communications conditions affecting the ability of the particular device to gain channel access, and sending unsolicite... | 02/21/2012 |
| 8121596 | Selective scanning of the active set Exemplary methods and systems are disclosed that may help a mobile station to conserve power by reducing the number of active sectors being scanned in certain scenarios. An exemplary method involves a mobile station (a) initially operating in a first scanning mode, ... | 02/21/2012 |
| 8116766 | Method for optimizing search communication network by mobile communications terminal The present invention relates to a method for optimizing a search of a Public Land Mobile Network (PLMN) by a mobile terminal having a nonvolatile memory and a Subscriber Identity Module (SIM) card. The method includes: searching for a PLMN based on priority informa... | 02/14/2012 |
| 8107955 | Apparatus and method for performing network scanning using black-list network information An apparatus and method is provided for making use of black-list network information to make scanning more efficient in multi-mode mobile devices. When performing a scan for a network, if a network that is blacklisted is found, scanning is discontinued for any netwo... | 01/31/2012 |
| 8107954 | System and method for wireless network selection by multi-mode devices Systems and methods are provided for wireless network selection by multi-mode devices. A mobile device maintains an indication of any wireless network services currently provided to the mobile device. According to an embodiment of the application, the mobile device ... | 01/31/2012 |
| 8103273 | Cell search device of cellular system using OFDMA scheme and method thereof A cell search device using an appropriate preamble for a downlink of a cellular system using an orthogonal frequency division multiplexing access (OFDMA) scheme and a method thereof is disclosed. The cell search device for a terminal of a cellular system using an or... | 01/24/2012 |
| 8095131 | Dynamic boolean channel masks Systems and methods are provided to establish a set of dynamic channel masks that select channels to be scanned in a wireless environment during a mobile terminal roaming. The set of channel masks is associated with a set of scan groups determined through a Boolean ... | 01/10/2012 |
| 8086232 | Time synchronized wireless method and operations A scanning method, computer readable medium, and device for suspending, during a first data scanning sequence including a plurality of discrete data scanning intervals, data scanning operations during at least one discrete data scanning interval chosen from the plur... | 12/27/2011 |
| 8081976 | Mobile radio terminal and base station search method A mobile radio terminal of the present invention searches for a base station by a first search method by using a frequency at which an electric field strength of a radio signal has a reference value or more, searches for the base station by a second search method by... | 12/20/2011 |
| 8081972 | Method and system for sensing discontiguous channels in a wireless network A method for sensing channel availability in a wireless network includes receiving a measurement request message which includes a channel interval list. A first channel interval in the list includes information associated with a first starting channel number, a firs... | 12/20/2011 |
| 8081975 | Uplink access management The invention involves uplink access management for user terminals (210, 220, 230, 240, 250, 260, 270) present in a same first cell (15) of a communication system (1) and participating in a communication session involving communication of user d... | 12/20/2011 |
| 8081973 | Method for selecting a preferable wireless communications service provider in a multi-service provider environment A communication device locates a preferable wireless service provider in a multi-service provider environment using a frequency or frequency band search schedule. Initially, the communication device registers with a less preferred service provider in a first frequen... | 12/20/2011 |
| 8081974 | Method and procedures for prioritized transmission on contention channels A method and mobile terminal for an improved random access prioritization scheme for Random Access Channel (RACH) transmission is provided by increasing the transmission probability based on remaining access cycles and, whereby the access delay for terminals having ... | 12/20/2011 |
| 8078168 | Scanning and decoding methods and apparatus for mobile communication devices For each broadcast control channel of a plurality of broadcast control channels associated with a plurality of wireless networks, a mobile device decodes control information on the broadcast control channel and stores this control information in its memory. The cont... | 12/13/2011 |
| 8055261 | DVB-H receiving terminal and method for frequency scanning in DVB-H receiving terminal Disclosed is a method for efficiently scanning a frequency of a new broadcasting area when a DVB-H receiving terminal moves. To this end, the DVB-H terminal stores in advance in a table DVB-H frequency changes according to the broadcasting area based on each cell wh... | 11/08/2011 |
| 8045981 | System search to detect for a wireless communication network in a crowded frequency band Techniques for efficiently performing system search to obtain service from a wireless system as quickly as possible are described. A terminal initially looks for service from a first (e.g., W-CDMA) system. The terminal identifies network(s) in the first system from ... | 10/25/2011 |
| 8045982 | Methods for site selection in a multi-site communication system A device detects a first signal on a channel that is one of a plurality of channels arranged in a first order on a list, with each channel being associated with a different site in a multi-site communication system. Upon detecting the first signal, the device attemp... | 10/25/2011 |
| 8045980 | Network selection in GAN environment In one embodiment, a scheme is provided for network discovery and selection by a user equipment (UE) device that is operable in wide area cellular network (WACN) bands as well as in wireless access network bands. In particular, the UE device is operable to select a ... | 10/25/2011 |
| 8041353 | Systems and methods for automatically determining the global cell identifier of a neighboring cell The present application discloses systems and methods for automatically adding a unique identifier associated with a cell to a neighbor cell list associated with another cell. In some embodiments, the method includes: selecting a particular mobile terminal from a se... | 10/18/2011 |
| 8041351 | Establishing communication between entities in a wireless communication system In a wireless communication system, the time required to establish network connectivity for subscriber stations can be reduced by prioritizing and/or reducing contention between the subscriber stations. The subscriber stations can be divided into acquisition groups ... | 10/18/2011 |
| 8041352 | Frequency control The invention provides for a mobile radio communications device, and related method, arranged for communication by way of at least two RATs and having at least first and second RAT systems and related respective automatic frequency controls for control of an interna... | 10/18/2011 |
