CA2105570C
(en)
*
|
1991-03-04 |
2002-05-21 |
Alan D. Wittstein |
Mobile telephone, system and method
|
US5134651A
(en)
*
|
1991-04-18 |
1992-07-28 |
Codecom Rural Communications, Inc. |
Method and apparatus for providing answer supervision and an autonomous pay telephone incorporating the same
|
US5625669A
(en)
|
1991-09-27 |
1997-04-29 |
Telemac Cellular Corporation |
Mobile phone with internal call accounting controls
|
US5319702A
(en)
*
|
1992-07-29 |
1994-06-07 |
Tele-Matic Corporation |
Method and apparatus for detecting and responding to hook flash events occurring on a remote telephone
|
US7064749B1
(en)
*
|
1992-11-09 |
2006-06-20 |
Adc Technology Inc. |
Portable communicator
|
US5535264A
(en)
*
|
1993-02-10 |
1996-07-09 |
Unisys Corporation |
Prompt issuing protocol for an intercept voice messaging system
|
US5408524A
(en)
*
|
1993-03-29 |
1995-04-18 |
Xel Communications, Inc. |
Answer supervision over pulse code modulated carrier system and method therefore
|
DE4320812C1
(de)
*
|
1993-06-23 |
1994-11-17 |
Swissphone Systems Gmbh |
Verfahren und Vorrichtung zur Ermöglichung der Überprüfung der Gebührenabrechnung
|
DE4329172A1
(de)
*
|
1993-08-30 |
1995-03-02 |
Sel Alcatel Ag |
Verfahren zur Anruflenkung für ein privates, virtuelles Netz, sowie Dienstrechner und Vermittlungsstelle dafür
|
US6434537B1
(en)
*
|
1993-10-04 |
2002-08-13 |
Lucent Technologies Inc. |
Cellular telephone billing management system
|
US6088590A
(en)
|
1993-11-01 |
2000-07-11 |
Omnipoint Corporation |
Method and system for mobile controlled handoff and link maintenance in spread spectrum communication
|
FI97515C
(fi)
*
|
1994-01-24 |
1996-12-27 |
Nokia Telecommunications Oy |
Menetelmä laskutustietojen välittämiseksi tilaajalaitteelle sekä radiojärjestelmä
|
US5488655A
(en)
*
|
1994-07-06 |
1996-01-30 |
U S West Technologies, Inc. |
Method and system for controlling traffic in PSTN links through the use of variable price incentives
|
FI100083B
(fi)
*
|
1994-09-20 |
1997-09-15 |
Nokia Mobile Phones Ltd |
Päätelaite
|
NZ513721A
(en)
*
|
1994-12-02 |
2001-09-28 |
British Telecomm |
Communications apparatus and signal
|
US5983091A
(en)
|
1995-01-05 |
1999-11-09 |
Omni Telecommunications, Inc. |
Portable communication unit with discrete allocable blocks of airtime
|
US5577100A
(en)
|
1995-01-30 |
1996-11-19 |
Telemac Cellular Corporation |
Mobile phone with internal accounting
|
TW288240B
(no)
*
|
1995-01-31 |
1996-10-11 |
Qualcomm Inc |
|
US5572587A
(en)
*
|
1995-03-08 |
1996-11-05 |
Advanced Micro Devices |
Telephone system and method for easing wait time in queue
|
US6073010A
(en)
*
|
1995-04-28 |
2000-06-06 |
Telefonaktiebolaget Lm Ericsson (Publ) |
System and method for restricting mobility of subscribers assigned to fixed subscription areas in a cellular telecommunications network
|
US5740241A
(en)
*
|
1995-05-12 |
1998-04-14 |
Carrier Access Corporation |
T1 channel bank control process and apparatus
|
US5749052A
(en)
*
|
1995-05-24 |
1998-05-05 |
Tele Digital Development, Inc. |
Cellular telephone management system
|
US5848149A
(en)
*
|
1995-05-26 |
1998-12-08 |
Lucent Technologies Inc. |
Subscriber line interface and power circuit
|
KR0145873B1
(ko)
|
1995-07-06 |
1998-08-17 |
김광호 |
사전학습을 이용한 톤인식방법
|
US6018652A
(en)
*
|
1995-08-31 |
2000-01-25 |
Telefonaktiebolaget Lm Ericsson (Publ.) |
Cellular telephone system having mobile charging region and area based pricing method and apparatus
|
US5796811A
(en)
*
|
1995-11-15 |
1998-08-18 |
Gateway Technologies, Inc. |
Three way call detection
|
US5805685A
(en)
*
|
1995-11-15 |
1998-09-08 |
Gateway Technologies, Inc. |
Three way call detection by counting signal characteristics
|
US5684861A
(en)
*
|
1995-12-04 |
1997-11-04 |
Lewis; Walter F. |
Apparatus and method for monitoring cellular telephone usage
|
US6112077A
(en)
|
1995-12-29 |
2000-08-29 |
Stx Corporation |
Nonreusable cellular telephone
|
US5784442A
(en)
*
|
1996-02-02 |
1998-07-21 |
Telefonaktiebologet Lm Ericsson (Publ) |
System and method for real-time billing in a radio telecommunications network
|
US5862469A
(en)
*
|
1996-03-21 |
1999-01-19 |
Harris Canada, Inc. |
Method and apparatus for transmitting metering pulse information to a wireless public call office
|
US5946614A
(en)
*
|
1996-06-13 |
1999-08-31 |
Qualcomm Incorporated |
Payphone metering in a wireless telephone system
|
KR970031746A
(ko)
*
|
1996-06-19 |
1997-06-26 |
조영선 |
영업용 택시 공중전화요금 계산장치 및 택시요금 카드결재 장치
|
US5884148A
(en)
*
|
1996-07-08 |
1999-03-16 |
Omnipoint Corporation |
Wireless local loop system and method
|
US5974308A
(en)
*
|
1996-11-13 |
1999-10-26 |
Telefonaktiebolaget Lm Ericsson |
Selective broadcasting of charge rates
|
JP2994289B2
(ja)
*
|
1996-12-12 |
1999-12-27 |
静岡日本電気株式会社 |
無線選択呼出受信機
|
US5828738A
(en)
*
|
1996-12-20 |
1998-10-27 |
Spaeth; Robert D. |
Mobile telephone-vehicle meter device interface
|
US6064875A
(en)
*
|
1997-01-31 |
2000-05-16 |
Usa Telecommunications Services, Inc. |
Wireless communications system and method of operation for reducing fraud
|
US6044261A
(en)
*
|
1997-03-19 |
2000-03-28 |
Ericsson, Inc. |
Multiple home zone areas within a mobile telecommunications network
|
US7149514B1
(en)
|
1997-07-30 |
2006-12-12 |
Bellsouth Intellectual Property Corp. |
Cellular docking station
|
US7194083B1
(en)
|
2002-07-15 |
2007-03-20 |
Bellsouth Intellectual Property Corporation |
System and method for interfacing plain old telephone system (POTS) devices with cellular networks
|
US20080207197A1
(en)
|
1997-07-30 |
2008-08-28 |
Steven Tischer |
Apparatus, method, and computer-readable medium for interfacing devices with communications networks
|
US6101379A
(en)
*
|
1997-08-29 |
2000-08-08 |
Telefonaktiebolaget Lm Ericsson |
Mobile terminal based tariff acquisition system for wireless services
|
US6208627B1
(en)
|
1997-12-10 |
2001-03-27 |
Xircom, Inc. |
Signaling and protocol for communication system with wireless trunk
|
US8165028B1
(en)
|
1997-12-10 |
2012-04-24 |
Intel Corporation |
Monitoring in communication system with wireless trunk
|
US6580906B2
(en)
*
|
1997-12-10 |
2003-06-17 |
Intel Corporation |
Authentication and security in wireless communication system
|
US6526026B1
(en)
*
|
1997-12-10 |
2003-02-25 |
Intel Corporation |
Digit transmission over wireless communication link
|
US6097817A
(en)
*
|
1997-12-10 |
2000-08-01 |
Omnipoint Corporation |
Encryption and decryption in communication system with wireless trunk
|
US6111946A
(en)
*
|
1998-01-29 |
2000-08-29 |
Bell Canada |
Method and system for providing answer supervision in a switched telephone network
|
JP2002521872A
(ja)
|
1998-07-16 |
2002-07-16 |
インターボイス リミテッド パートナーシップ |
プリペイド無線サービスを管理するシステムおよび方法
|
FI113928B
(fi)
*
|
1998-09-30 |
2004-06-30 |
Ericsson Telefon Ab L M |
Ennakolta maksettuja palveluja viestintäjärjestelmässä
|
US6332075B1
(en)
*
|
1998-12-31 |
2001-12-18 |
Nortel Networks Limited |
Use of distinctive ringing in a wireless communication system to inform a called party of an increased billing rate
|
US6411802B1
(en)
|
1999-03-15 |
2002-06-25 |
Bellsouth Intellectual Property Management Corporation |
Wireless backup telephone device
|
US6308067B1
(en)
|
1999-11-30 |
2001-10-23 |
At&T Corp. |
Wireless communications system and method of operation for reducing fraud
|
JP2001274923A
(ja)
*
|
2000-03-28 |
2001-10-05 |
Nec Eng Ltd |
携帯電話伝送システム
|
CA2316076C
(en)
|
2000-08-16 |
2004-02-17 |
Stephen Sean Ospalak |
System for interfacing a conventional telephone installation to a wireless telephone network
|
EP1374620B1
(en)
*
|
2001-03-09 |
2009-06-03 |
Telefonaktiebolaget LM Ericsson (publ) |
Method and device for a shared radio network
|
US8000269B1
(en)
|
2001-07-13 |
2011-08-16 |
Securus Technologies, Inc. |
Call processing with voice over internet protocol transmission
|
US7899167B1
(en)
|
2003-08-15 |
2011-03-01 |
Securus Technologies, Inc. |
Centralized call processing
|
US7035633B2
(en)
*
|
2001-10-23 |
2006-04-25 |
Bellsouth Intellectual Property Corporation |
Apparatus for providing a gateway between a wired telephone and a wireless telephone network
|
US20030083991A1
(en)
*
|
2001-10-25 |
2003-05-01 |
Dan Kikinis |
Method and apparatus for tracking and billing cellular roaming charges via a data packet network
|
US7120454B1
(en)
*
|
2001-12-26 |
2006-10-10 |
Bellsouth Intellectual Property Corp. |
Auto sensing home base station for mobile telephone with remote answering capabilites
|
US7916845B2
(en)
|
2006-04-13 |
2011-03-29 |
Securus Technologies, Inc. |
Unauthorized call activity detection and prevention systems and methods for a Voice over Internet Protocol environment
|
US9020114B2
(en)
|
2002-04-29 |
2015-04-28 |
Securus Technologies, Inc. |
Systems and methods for detecting a call anomaly using biometric identification
|
US9026468B2
(en)
|
2002-04-29 |
2015-05-05 |
Securus Technologies, Inc. |
System and method for proactively establishing a third-party payment account for services rendered to a resident of a controlled-environment facility
|
US7860222B1
(en)
|
2003-11-24 |
2010-12-28 |
Securus Technologies, Inc. |
Systems and methods for acquiring, accessing, and analyzing investigative information
|
US8543098B2
(en)
|
2002-07-15 |
2013-09-24 |
At&T Intellectual Property I, L.P. |
Apparatus and method for securely providing communications between devices and networks
|
US8000682B2
(en)
|
2002-07-15 |
2011-08-16 |
At&T Intellectual Property I, L.P. |
Apparatus and method for restricting access to data
|
US8275371B2
(en)
|
2002-07-15 |
2012-09-25 |
At&T Intellectual Property I, L.P. |
Apparatus and method for providing communications and connection-oriented services to devices
|
US8526466B2
(en)
|
2002-07-15 |
2013-09-03 |
At&T Intellectual Property I, L.P. |
Apparatus and method for prioritizing communications between devices
|
US8554187B2
(en)
|
2002-07-15 |
2013-10-08 |
At&T Intellectual Property I, L.P. |
Apparatus and method for routing communications between networks and devices
|
US8416804B2
(en)
|
2002-07-15 |
2013-04-09 |
At&T Intellectual Property I, L.P. |
Apparatus and method for providing a user interface for facilitating communications between devices
|
US7200424B2
(en)
|
2002-07-15 |
2007-04-03 |
Bellsouth Intelectual Property Corporation |
Systems and methods for restricting the use and movement of telephony devices
|
US6836644B2
(en)
|
2002-08-26 |
2004-12-28 |
Bellsouth Intellectual Property Corporation |
Methods and apparatus for establishing a fixed wireless telephone service
|
US6999761B2
(en)
*
|
2002-08-26 |
2006-02-14 |
Bellsouth International Property Corporation |
Fixed wireless telephone device
|
US20040122684A1
(en)
*
|
2002-12-18 |
2004-06-24 |
Nokia Corp. |
Method and apparatus for a call cost indicator
|
TWI235352B
(en)
*
|
2003-04-30 |
2005-07-01 |
Toshiba Matsushita Display Tec |
Array substrate for use in display apparatuses, and display apparatus
|
US20040235518A1
(en)
*
|
2003-05-22 |
2004-11-25 |
Beyette Fred R. |
Hybrid telephone network utilizing wireless link and landline services
|
US20070060120A1
(en)
*
|
2003-07-30 |
2007-03-15 |
Gerdes Reiner J |
Telemetry system and facsimile machine
|
US7529357B1
(en)
|
2003-08-15 |
2009-05-05 |
Evercom Systems, Inc. |
Inmate management and call processing systems and methods
|
US6970542B2
(en)
|
2003-09-03 |
2005-11-29 |
Tekelec |
Methods and systems for identifying calls connected without answer supervision and for automatically generating billing information for the calls
|
DE10343458A1
(de)
*
|
2003-09-19 |
2005-05-12 |
Thomson Brandt Gmbh |
Verfahren zur Bearbeitung von über eine erste Schnittstelle empfangenen Datenpaketen und Vorrichtung zur Durchführung des Verfahrens
|
US7149500B2
(en)
*
|
2003-11-24 |
2006-12-12 |
Lucent Technologies Inc. |
Charge-all mode for calls in telecommunication network
|
US7885397B2
(en)
*
|
2005-04-25 |
2011-02-08 |
International Business Machines Corporation |
On-demand seamless phone number updates
|
US7519353B2
(en)
*
|
2005-07-26 |
2009-04-14 |
Qwest Communications International Inc. |
Multi-MVNO wireless service
|
CN1863260A
(zh)
*
|
2005-08-05 |
2006-11-15 |
华为技术有限公司 |
在终端设备上实时显示话费的实现方法
|
US8150023B2
(en)
*
|
2005-10-07 |
2012-04-03 |
Virtual Hold Technology, Llc |
Automated system and method for distinguishing audio signals received in response to placing and outbound call
|
US9379898B2
(en)
|
2007-05-04 |
2016-06-28 |
Tekelec, Inc. |
Methods, systems, and computer program products for providing billing and usage data to downstream applications
|
US10796392B1
(en)
|
2007-05-22 |
2020-10-06 |
Securus Technologies, Llc |
Systems and methods for facilitating booking, bonding and release
|
US7519164B1
(en)
|
2008-04-01 |
2009-04-14 |
International Business Machines Corporation |
System and method for sending information between users with a teleponic device while a call is in progress
|
JP2010087603A
(ja)
*
|
2008-09-29 |
2010-04-15 |
Sanyo Electric Co Ltd |
音声信号処理回路
|
SE533821C2
(sv)
*
|
2009-06-12 |
2011-01-25 |
Peter Olov Lager |
System för att mäta telekommunikationskvalitet med operatörsgemensam testutrustning
|
US8369503B2
(en)
*
|
2009-07-16 |
2013-02-05 |
Chetan Dube |
False answer supervision management system
|
US8971843B2
(en)
|
2011-09-30 |
2015-03-03 |
Amana Future, Llc |
Communication tracking and billing system
|