СПИСОК патентов США - подгруппа МПК16 H04Q3/58


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№ п/п Номер патента Название патента

2017

19554245Dynamic configuration of mobile station location services

2012

28274372Apparatus for efficiently locating and communicating with a specific RFID tag among a plurality of groups of tags
38249231System and computer program product for predicting churners in a telecommunications network

2005

46888793Internet protocol network alternate routing system
56850517System and method for high-capacity electronic switching

2004

66801614Digital loop carrier system
76788678Interface between channel units of multiple local exchange carriers
86741370Facsimile transfer system

2003

96633631Digital key telephone system and extension terminal device thereof
106598098System having a port with two operating modes
116594274Detection circuit for detecting state of use of B channel and ISDN terminal using the same detection circuit
126564050Method and apparatus for combining corded and cordless telephones for telephone conferencing and intercom

2002

136496576Digital key telephone system and extension terminal device thereof
146473495Apparatus and method for coupling analog subscriber lines connected to a private branch exchange for transmission of network data signals in a home network
156456705Digital key telephone system and extension terminal device thereof
166424707Point-to-point-to-point calling
176418219Method and device in telecommunications networks
186408060Digital key telephone system and extension terminal device thereof
196381327Method for linking subscribers to plural communication networks
206377671Digital key telephone system and extension terminal device thereof
216373924Digital key telephone system and extension terminal device thereof

2001

226333930Subscriber interface for a fiber optic communications terminal
236289387Remote module control system for controlling module disposed at remote place which accommodates line/trunk circuit and control method thereof
246263061Digital button telephone system and extension terminal for the same
256240093Transfer method of push-button signals

2000

266148072Methods and systems for initiating video communication
276115459Telephone switching system for easily implementing modification of connection information and medium storing telephone system control program
286038303Method and apparatus for remotely activating services in a telecommunications network

1999

295953390Device for inducing a wink in a telephone system
305946382Button telephone equipment for display of calling public line number
315912960Method and apparatus for remotely activating services in a telecommunications network
325892821Virtual wide area centrex
335859904Methods and systems for connecting multiple telephone lines between two stations

1998

345825768Interface for an asymmetric digital subscriber line transceiver
355822420Signaling protocol for multilink access network-local exchange interfaces
365740169Subscriber interface for a fiber optic communications terminal

1997

375642407System and method for selected audio response in a telecommunications network

1995

385386454Remotely controlled multiple pair telephone pedestal/building terminal
395386417Method and apparatus for establishing connections in a communications access network
405381405Communications access network routing

1994

415301057Subscriber interface for a fiber optic communications terminal

1991

425063592Control of non-locally switched telecommunication services

1990

434972452Digital bypass for telephone system

1989

444833708Remote cable pair cross-connect system

1988

454754480Circuit arrangement for telecommunication switching systems connected to line concentrator sub-exchanges by connecting channels
464731823Apparatus and method related to communicating analog signals between different local access transport areas

1979

474136264Private automatic branch exchange having two exchange units
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017