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Browse by Category: Main > Communications
Class Information
Number: 455/555
Name: Telecommunications > Transmitter and receiver at same station (e.g., transceiver) > Radiotelephone equipment detail > Wireless private branch exchange (pbx) (i.e., wireless link to extension unit)
Description: Subject matter wherein a telephone switching unit is equipped to communicate via radio frequency link to a wireless extension unit.










Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8712452 Enterprise seamless mobility Apr. 29, 2014
8712472 Communication device Apr. 29, 2014
8693877 Integrated infrared receiver and emitter for multiple functionalities Apr. 8, 2014
8676179 System and method for providing identifying information to a mobile device Mar. 18, 2014
8676259 Wireless communications interface Mar. 18, 2014
8660605 Mobile communications device interface device and method Feb. 25, 2014
8649294 System and method for seeking a wireless network for a wireless device Feb. 11, 2014
8649819 Mobile phone integration with a private branch exchange in a distributed telephony system Feb. 11, 2014
8630651 Cost effective call routing from IMS networks to local carrier networks Jan. 14, 2014
8619956 Private-branch exchange that provides call bridging to an off-premises terminal in the presence of a third-party application Dec. 31, 2013
8605714 Method and network element for establishing a IP communications session between mobile communication devices Dec. 10, 2013
8606256 DTMF signalling between mobile and server Dec. 10, 2013
8599733 Method and apparatus for providing cell configuration information to a network element Dec. 3, 2013
8582497 Method and system for minimizing power consumption in a communication system Nov. 12, 2013
8583106 Cellular docking station Nov. 12, 2013
8582850 Providing information regarding medical conditions Nov. 12, 2013
8548214 Providing information regarding medical conditions Oct. 1, 2013
8538387 Single voicemail for dual-mode phones Sep. 17, 2013
8532703 Communication device Sep. 10, 2013
8521224 Communication system, internal line managing apparatus, internal phone management method, and non-transitory computer readable storage medium Aug. 27, 2013
8489147 Simplified access to messaging services Jul. 16, 2013
8477669 Method, device, and system for implementing communication services Jul. 2, 2013
8467832 Mobile communication method and server device Jun. 18, 2013
8467350 Conferencing PSTN gateway methods and apparatus to facilitate heterogeneous wireless network handovers for mobile communication devices Jun. 18, 2013
8463257 System for redirecting cellular phone calls to conventional landline handsets Jun. 11, 2013
8447352 Method and apparatus for communicating via virtual office telephone extensions May. 21, 2013
8437458 Speed dial line call indicator May. 7, 2013
8428647 Verifying and identifying incoming PBX calls on mobile devices Apr. 23, 2013
8417182 Excessive-signal prevention apparatus and method therefor Apr. 9, 2013
8417288 Communication device Apr. 9, 2013
8385825 Communication device Feb. 26, 2013
8380879 Interface devices for facilitating communications between devices and communications networks Feb. 19, 2013
8380245 Method and apparatus for communicating via virtual office telephone extensions Feb. 19, 2013
8379569 Architecture for signal distribution in wireless data network Feb. 19, 2013
8364201 Communication device Jan. 29, 2013
8351984 Communication device Jan. 8, 2013
8346304 Communication device Jan. 1, 2013
8346303 Communication device Jan. 1, 2013
8340720 Communication device Dec. 25, 2012
8335538 Communication device Dec. 18, 2012
8331358 Systems and methods for connecting a packet-based call to a conventional telephone network Dec. 11, 2012
8331984 Communication device Dec. 11, 2012
8331983 Communication device Dec. 11, 2012
8326357 Communication device Dec. 4, 2012
8326355 Communication device Dec. 4, 2012
8320958 Communication device Nov. 27, 2012
8321525 Method, device and system for creating a virtual local social network Nov. 27, 2012
8311578 Communication device Nov. 13, 2012
8301194 Communication device Oct. 30, 2012
8295878 Single number presentation for dual-mode phones Oct. 23, 2012

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