Patents
Sitemap › H04 - Electric communication technique › H04Q - Selecting
More topics under "H04Q - Selecting" (114,537)
H04Q 1 - Details of selecting apparatus or arrangements (11,745)
H04Q 11 - Selecting arrangements for multiplex systems (43,004)
H04Q 3 - Selecting arrangements (38,975)
H04Q 5 - Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange (6,717)
H04Q 9 - Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom (14,096)
Patents for H04Q - Selecting (918)
01/2002
01/03/2002US20020001303 Method and apparatus for practicing IP telephony from an Internet-capable radio
12/2001
12/13/2001WO2001095145A1 Service provision in a communications network
12/11/2001US6330247 Communication protocol between a communication device and an external accessory
12/06/2001US20010048677 Mobile wireless internet portable radio
11/2001
11/07/2001EP1151545A1 Communication protocol between a communication device and an external accessory
11/07/2001EP1151390A1 A method of synchronizing communications means in a battery to communications means in an electronic device, an apparatus, and a battery
11/06/2001US6314094 Mobile wireless internet portable radio
10/2001
10/24/2001EP1147674A1 Wireless push-to-talk internet broadcast
10/23/2001CA2231447C Short code dialling
10/18/2001WO2001078243A1 Radiation-free cellular telephone system
10/18/2001CA2405189A1 Radiation-free cellular telephone system
10/11/2001WO2001076264A2 Individual xml message processing platform
10/10/2001EP1143628A2 Radiation-free cellular telephone system
10/09/2001CA2087097C Application modularity in telecommunications exchanges
10/02/2001CA2242180C Telephone system
09/2001
09/26/2001EP1135916A1 Fault conditions affecting high speed data services
08/2001
08/29/2001EP1127436A2 Mobile wireless internet portable radio
08/22/2001EP1125373A2 Method and apparatus for qualifying loops for data services
08/09/2001US20010012333 Method and apparatus for qualifying loops for data services
07/2001
07/03/2001US6256360 Method for reducing transients in a clock signal generating system
06/2001
06/26/2001CA2245901C Peripheral control in an intelligent network
04/2001
04/18/2001CN1064772C 语音活动性检测器 A voice activity detector
03/2001
03/28/2001CN1289515A Method and arrangement for establishing an encrypted connection
01/2001
01/10/2001CN1279867A Base station synchronization method and cellular system
12/2000
12/06/2000CN1276118A Network monitoring method for telecommunications network
11/2000
11/30/2000WO2000027134A3 Method and apparatus for qualifying loops for data services
11/15/2000EP1051873A1 Method and arrangement for establishing an encrypted connection
10/2000
10/26/2000WO2000036848A3 Call control in intelligent network
10/26/2000WO2000027135A3 Mobile wireless internet portable radio
10/11/2000CN1269923A Information coding method and device using error correction and error detection
09/2000
09/13/2000EP1034673A1 Base station synchronization method and cellular system
08/2000
08/30/2000EP1031208A2 Network monitoring method for telecommunications network
08/10/2000WO2000047005A1 Wireless push-to-talk internet broadcast
08/10/2000WO2000046932A1 Communication protocol between a communication device and an external accessory
08/09/2000EP1025719A1 Audio system incorporating detachable cellular telephone
08/03/2000WO2000045281A1 A method of synchronizing communications means in a battery to communications means in an electronic device, an apparatus, and a battery
07/2000
07/20/2000WO2000042791A1 Wirelesss network and methods to be used therein
06/2000
06/22/2000WO2000036848A2 Call control in intelligent network
06/15/2000WO1999020034A9 Network monitoring method for telecommunications network
05/2000
05/16/2000US6064729 Peripheral control in an intelligent network
05/16/2000CA2169745C Voice activity detector
05/11/2000WO2000027135A2 Mobile wireless internet portable radio
05/11/2000WO2000027134A2 Method and apparatus for qualifying loops for data services
05/11/2000WO2000027097A1 Fault conditions affecting high speed data services
05/11/2000CA2348573A1 Mobile wireless internet portable radio
05/09/2000US6061647 Voice activity detector
04/2000
04/26/2000EP0995302A1 Monitoring a communication network
04/12/2000EP0546151B1 Application modularity in telecommunications exchanges
03/2000
03/29/2000CA2283047A1 Connection route exchange apparatus
02/2000
02/16/2000CN2364637Y Indoor wireless handfree phone of earphone type
12/1999
12/14/1999CA2033981C Method of throughconnecting wideband connections in a digital time switch module between subscribers and a device for carrying out the method
12/01/1999EP0961413A2 A transport package for a mobile station
11/1999
11/24/1999EP0958658A2 An information coding method and devices utilizing error correction and error detection
09/1999
09/28/1999US5960004 Modular application software for telecommunications exchanges for providing all end user services traffic handling and charging requirements of an applications type
08/1999
08/25/1999EP0937367A1 Real-time mobile video communication with low power terminals
08/05/1999WO1999039537A1 Method and arrangement for establishing an encrypted connection
07/1999
07/21/1999EP0719439B1 Voice activity detector
07/01/1999WO1999020034A3 Network monitoring method for telecommunications network
06/1999
06/23/1999CN1220808A Peripheral control in intelligent network
06/17/1999WO1999030519A1 Base station synchronization method and cellular system
05/1999
05/05/1999CN1216203A Switching system
04/1999
04/22/1999WO1999020034A2 Network monitoring method for telecommunications network
04/22/1999CA2305154A1 Network monitoring method for telecommunications network
04/21/1999CN1214846A Method of transmitting ATM cell over ATM network
04/07/1999EP0799555A4 Specialized call routing method and apparatus for a cellular communication system
04/07/1999CN1213241A 通信装置 Communication device
03/1999
03/30/1999CA2032522C A method and arrangement for detecting and localizing errors or faults in a multi-plane unit incorporated in a digital time switch
03/24/1999EP0591193B1 Stored program controlled digital public exchange
03/24/1999CN1212108A 短码拨号 Short code dialing
03/17/1999CN1211375A 电话系统 Phone System
03/03/1999EP0898844A1 Switching system
02/1999
02/10/1999CN1207843A Method for reducing transients in clock signal generating system
02/04/1999WO1999005847A1 Monitoring a communication network
01/1999
01/14/1999WO1999002003A1 Real-time mobile video communication with low power terminals
01/13/1999EP0890290A1 A method of transmitting an atm cell over an atm network
01/13/1999EP0890269A1 Peripheral control in an intelligent network
12/1998
12/30/1998EP0886979A1 Short code dialling
11/1998
11/18/1998EP0878074A1 A method for reducing transients in a clock signal generating system
11/12/1998WO1998035450A3 An information coding method and devices utilizing error correction and error detection
09/1998
09/15/1998US5809124 Coin charging system for mobile telephony
08/1998
08/19/1998EP0858715A1 Mobile radio communications system with moving base station
08/13/1998WO1998035512A1 Switching system
08/13/1998WO1998035450A2 An information coding method and devices utilizing error correction and error detection
08/13/1998CA2250729A1 Switching system
07/1998
07/23/1998DE19801769A1 Telecommunication subscriber unit control system
05/1998
05/05/1998US5749067 Voice activity detector
01/1998
01/21/1998CN1171189A Specialized call routing method and apparatus for cellular communication system
11/1997
11/25/1997US5691973 Modular application software for telecommunications exchanges for providing all end user services traffic handling and charging requirements of an application type
10/1997
10/09/1997WO1997037498A1 Peripheral control in an intelligent network
10/08/1997EP0799555A1 Specialized call routing method and apparatus for a cellular communication system
06/1997
06/05/1997WO1997020410A1 A method for reducing transients in a clock signal generating system
06/05/1997CA2237908A1 A method for reducing transients in a clock signal generating system
04/1997
04/02/1997CN1146685A Method and device for displaying signal receiving state of push-button telephone system
02/1997
02/11/1997US5602901 Specialized call routing method and apparatus for a cellular communication system
09/1996
09/11/1996CN1130952A 语言活动性检测器 Language activity detector
07/1996
07/03/1996EP0719439A1 Voice activity detector
06/1996
06/27/1996WO1996019908A1 Specialized call routing method and apparatus for a cellular communication system
03/1995
03/23/1995WO1995008170A1 Voice activity detector
04/1994
04/13/1994EP0591193A1 Stored program controlled digital public exchange
12/1993
12/01/1993EP0333715B1 Input/output network for computer system
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