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Class Information
Number: 455/517
Name: Telecommunications > Transmitter and receiver at separate stations > Plural transmitters or receivers (i.e., more than two stations) > Central station (e.g., master, etc.) > To or from mobile station
Description: Subject matter in which one or more of the subscriber stations is movable or portable.

Sub-classes under this class:

Class Number Class Name Patents
455/521 Emergency dispatch or response 426
455/518 Having talk group 1,208
455/524 Multiple base stations 737
455/522 Transmission power control technique 4,296
455/523 Using radiating transmission line 104

Patents under this class:

Patent Number Title Of Patent Date Issued
8712369 Emergency call notification for network services Apr. 29, 2014
8712336 Data unit receiver and sender control method Apr. 29, 2014
8712334 RFID device using single antenna for multiple resonant frequency ranges Apr. 29, 2014
8711834 Method to prevent hyper frame number de-synchronization in a wireless communication system Apr. 29, 2014
8694040 Remotely configurable wireless intercom system for an establishment Apr. 8, 2014
8694027 Determining a position of a mobile device Apr. 8, 2014
8688163 Interaction between accumulative power control and minimum/maximum transmit power in LTE systems Apr. 1, 2014
8688162 Method and device for reducing latency by anticipating responsive data communications Apr. 1, 2014
8688161 System and method for creating an ad hoc group in a push-to-talk system Apr. 1, 2014
8688107 Voice bridging gateway for tactical communications Apr. 1, 2014
8688073 Method and apparatus for measurement of active user devices per quality-of-service class indicator Apr. 1, 2014
8682380 Estimating mobile local propagation environment characteristics for wireless communications Mar. 25, 2014
8682276 Broadcast communication or multicast communication-capable mobile station Mar. 25, 2014
8681747 Wireless communication system Mar. 25, 2014
8681721 Method for link adaptation with a signal quality margin based on the bandwidth Mar. 25, 2014
8681683 Inter-system idle mode mobility Mar. 25, 2014
8677020 Device, system and method of wireless delivery of targeted advertisements Mar. 18, 2014
8677013 Embedding controllers and devices with data to facilitate up-to-date control and configuration information Mar. 18, 2014
8676244 Method and apparatus for dual/multi-watch for group PTT services Mar. 18, 2014
8676243 Method and apparatus for dual/multi-watch for group PTT services Mar. 18, 2014
8676181 Mobile phone number anonymizer Mar. 18, 2014
8675610 Wireless communication system Mar. 18, 2014
8670789 Efficient paging in a wireless communication system Mar. 11, 2014
8670719 Multi-point opportunistic beamforming with selective beam attenuation Mar. 11, 2014
8670706 System and method for optimizing satellite network utilization Mar. 11, 2014
8667182 User locating system, method and server in packet-based network Mar. 4, 2014
8666403 Systems, methods, and apparatuses for facilitating device-to-device connection establishment Mar. 4, 2014
8660599 Radio channel control method and receiving apparatus Feb. 25, 2014
8660584 Equipment managing system, terminal device, and location information displaying method Feb. 25, 2014
8660546 Information processing apparatus, navigation system, and data updating method Feb. 25, 2014
8660542 Method and apparatus for allocating frequencies among multiple talkgroups Feb. 25, 2014
8649813 Latency improvement methods in native PTT gateway for a group call with dispatch console clients Feb. 11, 2014
8649730 Wireless data transport apparatus and wireless data transport system Feb. 11, 2014
8649272 Methods, systems and computer readable media for mobile-communication-device-initiated network monitoring services Feb. 11, 2014
8644871 Method and arrangement for maintaining cell coverage Feb. 4, 2014
8643625 Communication between touch-panel devices Feb. 4, 2014
8639300 Method and apparatus for maintaining transmit audio in a half duplex system Jan. 28, 2014
8639278 Systems and methods for connecting radio systems Jan. 28, 2014
8639275 Method for increasing the number of concurrent page records sent to mobile stations Jan. 28, 2014
8634804 Devices, systems and methods for location based billing Jan. 21, 2014
8630672 Mobile telecommunications network Jan. 14, 2014
8630654 Communication apparatus and communication method Jan. 14, 2014
8626138 Providing advanced communications features Jan. 7, 2014
8626135 Communication redirect via short-range communication for digital item retrieval Jan. 7, 2014
8625628 Method and gateway for transmission of router advertisement Jan. 7, 2014
8621090 System and method for providing sequenced anonymous communication sessions over a network Dec. 31, 2013
8620376 Method and apparatus for adaptive peer to peer communication selection in wireless communication system Dec. 31, 2013
8620375 Method and apparatus for supporting discontinuous operation of base station in wireless communication system and control system thereof Dec. 31, 2013
8620370 Procedure latency based admission control node and method Dec. 31, 2013
8620368 Method and system for 60 GHz antenna adaptation and user coordination based on base station beacons Dec. 31, 2013

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