FI20012286A - Menetelmä ja laitteisto ryhmäpuhelua varten langattomassa viestintäjärjestelmä - Google Patents
Menetelmä ja laitteisto ryhmäpuhelua varten langattomassa viestintäjärjestelmä Download PDFInfo
- Publication number
- FI20012286A FI20012286A FI20012286A FI20012286A FI20012286A FI 20012286 A FI20012286 A FI 20012286A FI 20012286 A FI20012286 A FI 20012286A FI 20012286 A FI20012286 A FI 20012286A FI 20012286 A FI20012286 A FI 20012286A
- Authority
- FI
- Finland
- Prior art keywords
- arrangement
- wireless communication
- communication system
- group calls
- calls
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
- H04W4/10—Push-to-Talk [PTT] or Push-On-Call services
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/40—Connection management for selective distribution or broadcast
- H04W76/45—Connection management for selective distribution or broadcast for Push-to-Talk [PTT] or Push-to-Talk over cellular [PoC] services
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/535,924 US6944137B1 (en) | 2000-03-24 | 2000-03-24 | Method and apparatus for a talkgroup call in a wireless communication system |
PCT/US2001/005211 WO2001073985A2 (en) | 2000-03-24 | 2001-02-16 | Method and apparatus for a talkgroup call in a wireless communication system |
Publications (1)
Publication Number | Publication Date |
---|---|
FI20012286A true FI20012286A (fi) | 2001-11-22 |
Family
ID=24136364
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20012286A FI20012286A (fi) | 2000-03-24 | 2001-11-22 | Menetelmä ja laitteisto ryhmäpuhelua varten langattomassa viestintäjärjestelmä |
Country Status (9)
Country | Link |
---|---|
US (1) | US6944137B1 (fi) |
EP (1) | EP1188271A4 (fi) |
JP (1) | JP4979172B2 (fi) |
KR (1) | KR100400423B1 (fi) |
CN (2) | CN1173518C (fi) |
AU (1) | AU2001238474A1 (fi) |
FI (1) | FI20012286A (fi) |
SE (1) | SE523724C2 (fi) |
WO (1) | WO2001073985A2 (fi) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6999783B2 (en) * | 2001-11-01 | 2006-02-14 | Nokia Corporation | Method for creating a dynamic talk group |
US7149515B2 (en) * | 2003-10-17 | 2006-12-12 | Motorola, Inc. | Vocoder selection method |
CN100456874C (zh) * | 2004-03-24 | 2009-01-28 | 华为技术有限公司 | 一种实现快速组呼呼叫的方法 |
CN100341354C (zh) * | 2004-04-02 | 2007-10-03 | 华为技术有限公司 | 一种群组呼叫中讲话方的识别方法 |
US7684816B2 (en) * | 2006-04-06 | 2010-03-23 | Motorola, Inc. | Method and apparatus to facilitate communication resource allocation for supergroups |
US7639634B2 (en) * | 2006-06-02 | 2009-12-29 | Cisco Technology, Inc. | Method and System for Joining a virtual talk group |
US8068823B2 (en) * | 2006-12-13 | 2011-11-29 | Qualcomm Incorporated | Optimizing call setup latency for geographically dense groups |
US20080225821A1 (en) * | 2007-03-13 | 2008-09-18 | Michael Faith | Channel access arbitration mechanism for walkie-talkie devices |
US8275107B2 (en) * | 2007-03-14 | 2012-09-25 | Microsoft Corporation | Techniques for managing a multimedia conference call |
US20080311946A1 (en) * | 2007-06-13 | 2008-12-18 | Motorola, Inc. | System and method for dynamically providing control plane capacity |
US8027696B2 (en) * | 2007-12-28 | 2011-09-27 | Motorola Solutions, Inc. | Method and apparatus for allocating channel resources in a wireless communication system |
US20100161727A1 (en) * | 2008-12-19 | 2010-06-24 | Cisco Technology, Inc. | System and Method for Accelerating a Wide Area Notification |
US8041378B2 (en) | 2008-12-19 | 2011-10-18 | Cisco Technology, Inc. | System and method for providing channel configurations in a communications environment |
US8126494B2 (en) * | 2008-12-19 | 2012-02-28 | Cisco Technology, Inc. | System and method for providing a trunked radio and gateway |
US8427996B2 (en) * | 2008-12-29 | 2013-04-23 | Motorola Solutions, Inc. | Method for selecting a channel in a multi-channel communication system |
US8495142B2 (en) * | 2010-03-11 | 2013-07-23 | Cisco Technology, Inc. | System and method for providing data channel management in a network environment |
JP2013251844A (ja) * | 2012-06-04 | 2013-12-12 | Japan Radio Co Ltd | 無線通信システム |
US9654643B2 (en) | 2013-09-13 | 2017-05-16 | Motorola Solutions, Inc. | Method and apparatus for unidirectional summing of group auditory data |
US9661144B2 (en) | 2013-09-13 | 2017-05-23 | Motorola Solutions, Inc. | Method and apparatus for priority summing of group auditory data |
EP3024156A1 (en) * | 2014-11-19 | 2016-05-25 | Motorola Solutions, Inc. | Method, device and system for transmitting short data during an active TDMA call |
US10824615B2 (en) * | 2017-07-05 | 2020-11-03 | Motorola Solutions, Inc. | Methods and systems for updating information in a timeline of a public safety incident |
JP7188160B2 (ja) * | 2019-02-08 | 2022-12-13 | 株式会社Jvcケンウッド | 中継局、中継装置、および中継方法 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4109111A (en) * | 1977-08-23 | 1978-08-22 | Digital Switch Corporation | Method and apparatus for establishing conference calls in a time division multiplex pulse code modulation switching system |
US4360910A (en) | 1980-07-23 | 1982-11-23 | The United States Of America As Represented By The Secretary Of The Air Force | Digital voice conferencing apparatus in time division multiplex systems |
DE3427303A1 (de) * | 1984-07-20 | 1986-01-30 | Siemens AG, 1000 Berlin und 8000 München | Konferenzschaltung fuer digitale kommunikationssysteme |
US5034947A (en) * | 1990-03-06 | 1991-07-23 | Confertech International | Whisper circuit for a conference call bridge including talker nulling and method therefor |
US5317567A (en) * | 1991-09-12 | 1994-05-31 | The United States Of America As Represented By The Secretary Of The Air Force | Multi-speaker conferencing over narrowband channels |
DE4304095B4 (de) * | 1993-02-11 | 2005-08-25 | Philips Intellectual Property & Standards Gmbh | Mobilfunksystem |
US5434856A (en) * | 1993-11-15 | 1995-07-18 | Motorola, Inc. | Method for monitoring communication talkgroups |
US5436896A (en) | 1994-03-17 | 1995-07-25 | At&T Corp. | Conference bridge for packetized speech-signal networks |
US5463617A (en) * | 1994-09-30 | 1995-10-31 | Grube; Gary W. | Method for providing caller interrupt in a time division multiplexed wireless communication system |
JPH08237736A (ja) | 1995-02-27 | 1996-09-13 | Fujitsu Ltd | 移動通信システム及び基地局 |
US5912882A (en) | 1996-02-01 | 1999-06-15 | Qualcomm Incorporated | Method and apparatus for providing a private communication system in a public switched telephone network |
US5881368A (en) | 1996-06-06 | 1999-03-09 | Qualcomm Incorporated | Method and apparatus of power control in a CDMA dispatch system |
US5983099A (en) | 1996-06-11 | 1999-11-09 | Qualcomm Incorporated | Method/apparatus for an accelerated response to resource allocation requests in a CDMA push-to-talk system using a CDMA interconnect subsystem to route calls |
US5924041A (en) * | 1996-11-25 | 1999-07-13 | Ericsson Inc. | Method and apparatus for providing a dispatch system in a cellular radiotelephone system |
JP3111937B2 (ja) * | 1997-08-29 | 2000-11-27 | 岩崎通信機株式会社 | 無線端末による会議通話方法および装置 |
US6005848A (en) * | 1997-10-27 | 1999-12-21 | Motorola, Inc. | Method and apparatus for a talkgroup call in a wireless CDMA system |
US5914958A (en) | 1997-10-28 | 1999-06-22 | Motorola, Inc. | Fast call setup in a CDMA dispatch system |
US6333921B1 (en) * | 1998-04-14 | 2001-12-25 | Motorola, Inc. | Method and apparatus for group calls in a wireless CDMA system based on dedicated codes |
JPH11331434A (ja) * | 1998-05-18 | 1999-11-30 | Nippon Telegr & Teleph Corp <Ntt> | 音声会議端末,多地点間音声会議制御装置および音声会議端末のプログラム記録媒体 |
US6308079B1 (en) * | 2000-03-24 | 2001-10-23 | Motorola, Inc. | Method and apparatus for a talkgroup call in a wireless communication system |
-
2000
- 2000-03-24 US US09/535,924 patent/US6944137B1/en not_active Expired - Lifetime
-
2001
- 2001-02-16 AU AU2001238474A patent/AU2001238474A1/en not_active Abandoned
- 2001-02-16 CN CNB018006396A patent/CN1173518C/zh not_active Expired - Fee Related
- 2001-02-16 EP EP01910919A patent/EP1188271A4/en not_active Withdrawn
- 2001-02-16 CN CNA2004100335001A patent/CN1545304A/zh active Pending
- 2001-02-16 KR KR10-2001-7014986A patent/KR100400423B1/ko active IP Right Grant
- 2001-02-16 JP JP2001571586A patent/JP4979172B2/ja not_active Expired - Fee Related
- 2001-02-16 WO PCT/US2001/005211 patent/WO2001073985A2/en not_active Application Discontinuation
- 2001-11-22 FI FI20012286A patent/FI20012286A/fi not_active IP Right Cessation
- 2001-11-23 SE SE0103920A patent/SE523724C2/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE0103920D0 (sv) | 2001-11-23 |
AU2001238474A1 (en) | 2001-10-08 |
CN1173518C (zh) | 2004-10-27 |
KR20020027321A (ko) | 2002-04-13 |
CN1365555A (zh) | 2002-08-21 |
WO2001073985A2 (en) | 2001-10-04 |
EP1188271A2 (en) | 2002-03-20 |
US6944137B1 (en) | 2005-09-13 |
JP2003529283A (ja) | 2003-09-30 |
WO2001073985A3 (en) | 2001-12-20 |
EP1188271A4 (en) | 2004-06-16 |
SE0103920L (sv) | 2001-11-23 |
JP4979172B2 (ja) | 2012-07-18 |
CN1545304A (zh) | 2004-11-10 |
KR100400423B1 (ko) | 2003-10-01 |
SE523724C2 (sv) | 2004-05-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MA | Patent expired |