CA2229615A1 - Improved mobile earth terminal - Google Patents
Improved mobile earth terminalInfo
- Publication number
- CA2229615A1 CA2229615A1 CA002229615A CA2229615A CA2229615A1 CA 2229615 A1 CA2229615 A1 CA 2229615A1 CA 002229615 A CA002229615 A CA 002229615A CA 2229615 A CA2229615 A CA 2229615A CA 2229615 A1 CA2229615 A1 CA 2229615A1
- Authority
- CA
- Canada
- Prior art keywords
- communication system
- control packet
- interface unit
- facsimile
- line control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1853—Satellite systems for providing telephony service to a mobile station, i.e. mobile satellite service
- H04B7/18567—Arrangements for providing additional services to the basic mobile satellite telephony service
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1853—Satellite systems for providing telephony service to a mobile station, i.e. mobile satellite service
- H04B7/18569—Arrangements for system physical machines management, i.e. for construction operations control, administration, maintenance
- H04B7/18571—Arrangements for system physical machines management, i.e. for construction operations control, administration, maintenance for satellites; for fixed or mobile stations
Abstract
In a mobile satellite system, a mobile communication system includes a user interface system, an antenna system, a transceiver system, a logic and signaling system. The logic and signaling system provides a roam function permitting the mobile communication system to roam between the mobile satellite system and a terrestrial based communication system responsive to the user selection of a primary service and an alternate service. The mobile communication system also includes a digital terminal equipment unit initiating setup and release for a data call, and a facsimile interface unit initiating setup and release for a facsimile call. The facsimile interface unit generates a line control packet responsive to a line state transition indicating transmission of information associated with a new line state over a communication channel. The facsimile interface unit includes a look ahead buffer to perform early line control packet detection by looking ahead a predetermined time interval into a received satellite data stream and identifying a valid idle line control packet.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US237495P | 1995-08-15 | 1995-08-15 | |
US60/002,374 | 1995-08-15 | ||
US08/634,305 | 1996-04-16 | ||
US08/634,305 US5815809A (en) | 1996-04-16 | 1996-04-16 | Mobile earth terminal communication device providing voice, data, facsimile, and/or roaming communication features |
PCT/US1996/013151 WO1997007601A1 (en) | 1995-08-15 | 1996-08-05 | Improved mobile earth terminal |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2229615A1 true CA2229615A1 (en) | 1997-02-27 |
CA2229615C CA2229615C (en) | 2002-10-29 |
Family
ID=26670297
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002229615A Expired - Fee Related CA2229615C (en) | 1995-08-15 | 1996-08-05 | Improved mobile earth terminal |
Country Status (4)
Country | Link |
---|---|
US (2) | US6278861B1 (en) |
AU (1) | AU7007796A (en) |
CA (1) | CA2229615C (en) |
WO (1) | WO1997007601A1 (en) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997007601A1 (en) * | 1995-08-15 | 1997-02-27 | Amsc Subsidiary Corporation | Improved mobile earth terminal |
US5982761A (en) * | 1996-09-30 | 1999-11-09 | Amsc Subsidiary Corporation | Methods of communicating over time-division multiple-access (TDMA) communication systems with distinct non-time-critical and time-critical network management information transmission rates |
DE19730221C2 (en) * | 1997-07-15 | 1999-07-15 | Stn Atlas Elektronik Gmbh | Satellite-based communication device |
CA2263277A1 (en) * | 1998-03-04 | 1999-09-04 | International Mobile Satellite Organization | Carrier activation for data communications |
US6760778B1 (en) * | 1998-09-09 | 2004-07-06 | At&T Wireless Services, Inc. | System and method for communication between airborne and ground-based entities |
US7177939B2 (en) | 1999-05-14 | 2007-02-13 | Cingular Wireless Ii, Llc | Aircraft data communications services for users |
US6674787B1 (en) * | 1999-05-19 | 2004-01-06 | Interdigital Technology Corporation | Raising random access channel packet payload |
US6662011B1 (en) * | 1999-09-20 | 2003-12-09 | Motorola, Inc. | Method for performing rapid handoffs in a wireless communication system using virtual connections |
US6741841B1 (en) * | 2000-01-28 | 2004-05-25 | Rockwell Collins | Dual receiver for a on-board entertainment system |
US6498937B1 (en) * | 2000-07-14 | 2002-12-24 | Trw Inc. | Asymmetric bandwidth wireless communication techniques |
US6686880B1 (en) * | 2000-10-25 | 2004-02-03 | Xm Satellite Radio, Inc. | Method and apparatus for prompting a reverse channel response from receiver in a digital broadcast system |
US7330735B2 (en) * | 2002-01-31 | 2008-02-12 | Qualcomm Incorporated | Timing transitions between wireless communication systems |
US7068610B2 (en) | 2002-02-26 | 2006-06-27 | Unruh Lincoln J | System and method for reliable communications over multiple packet RF networks |
US8667105B1 (en) * | 2002-06-26 | 2014-03-04 | Apple Inc. | Systems and methods facilitating relocatability of devices between networks |
US7203490B2 (en) | 2003-03-24 | 2007-04-10 | Atc Technologies, Llc | Satellite assisted push-to-send radioterminal systems and methods |
US6900761B2 (en) * | 2003-04-03 | 2005-05-31 | Optistreams, Inc. | Automated portable remote robotic transceiver with directional antenna |
KR100579127B1 (en) * | 2003-11-19 | 2006-05-12 | 한국전자통신연구원 | Satellite transponder switch control apparatus and method for multibeam communication |
US6996395B2 (en) * | 2003-11-20 | 2006-02-07 | International Business Machines Corporation | Voicemail messaging via satellite radio |
US7113779B1 (en) | 2004-01-08 | 2006-09-26 | Iwao Fujisaki | Carrier |
US8655398B2 (en) | 2004-03-08 | 2014-02-18 | Atc Technologies, Llc | Communications systems and methods including emission detection |
US8559443B2 (en) | 2005-07-22 | 2013-10-15 | Marvell International Ltd. | Efficient message switching in a switching apparatus |
US20070097893A1 (en) * | 2005-11-03 | 2007-05-03 | International Business Machines Corporation | Method of delivering personalized streaming content via satellite radio |
JP2011015032A (en) * | 2009-06-30 | 2011-01-20 | Brother Industries Ltd | Communication apparatus |
US8274925B2 (en) * | 2010-01-05 | 2012-09-25 | Atc Technologies, Llc | Retaining traffic channel assignments for satellite terminals to provide lower latency communication services |
US20120185569A1 (en) * | 2011-01-14 | 2012-07-19 | Qualcomm Incorporated | Techniques for dynamic task processing in a wireless communication system |
US8385911B1 (en) * | 2011-08-08 | 2013-02-26 | Laurent Vallette | Method for generating propagation characteristics of a multipath environment |
US9425888B2 (en) * | 2012-08-08 | 2016-08-23 | Asia Satellite Telecommunications Company Limited | Methods and systems for providing high-speed connectivity to aircraft |
US9961008B2 (en) * | 2015-11-19 | 2018-05-01 | Ayecka Communication Systems | Method and system of handling over routing of communication protocol data between two satellite communication transponders |
US20170357411A1 (en) | 2016-06-11 | 2017-12-14 | Apple Inc. | User interface for initiating a telephone call |
US9819410B1 (en) | 2017-04-13 | 2017-11-14 | QB Technology Partners, LLC | Super speed satellite system (S4) |
US11765114B2 (en) | 2017-05-16 | 2023-09-19 | Apple Inc. | Voice communication method |
JP7217078B2 (en) * | 2018-09-06 | 2023-02-02 | リンク グローバル、インコーポレイテッド | Infrastructure and management of cellular core and radio access networks in space |
US11817935B2 (en) | 2020-07-10 | 2023-11-14 | Skystream LLC | Automatic dependent surveillance-broadcast (ADS-B) device having coarse and fine accuracy flight position data and associated methods |
US11893203B2 (en) * | 2021-08-31 | 2024-02-06 | Apple Inc. | Methods and interfaces for initiating communications |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5303286A (en) * | 1991-03-29 | 1994-04-12 | Space Systems/Loral, Inc. | Wireless telephone/satellite roaming system |
IL91529A0 (en) * | 1988-10-28 | 1990-04-29 | Motorola Inc | Satellite cellular telephone and data communication system |
US5187805A (en) | 1989-10-02 | 1993-02-16 | Motorola, Inc. | Telemetry, tracking and control for satellite cellular communication systems |
US5161248A (en) | 1989-10-02 | 1992-11-03 | Motorola, Inc. | Method of predicting cell-to-cell hand-offs for a satellite cellular communications system |
US5129095A (en) | 1989-11-03 | 1992-07-07 | Motorola, Inc. | Global communication system receiver and method for operating the same |
US5274840A (en) | 1989-11-06 | 1993-12-28 | Motorola, Inc. | Satellite communication system |
US5327572A (en) * | 1990-03-06 | 1994-07-05 | Motorola, Inc. | Networked satellite and terrestrial cellular radiotelephone systems |
US5119504A (en) | 1990-07-19 | 1992-06-02 | Motorola, Inc. | Position aided subscriber unit for a satellite cellular system |
US5043736B1 (en) | 1990-07-27 | 1994-09-06 | Cae Link Corp | Cellular position location system |
US5488653A (en) * | 1991-09-04 | 1996-01-30 | Comsat Corporation | Facsimile interface unit (FIU) enhanced capabilities negotiation |
US5526404A (en) | 1991-10-10 | 1996-06-11 | Space Systems/Loral, Inc. | Worldwide satellite telephone system and a network coordinating gateway for allocating satellite and terrestrial gateway resources |
US5235633A (en) * | 1991-12-26 | 1993-08-10 | Everett Dennison | Cellular telephone system that uses position of a mobile unit to make call management decisions |
US5343512A (en) | 1992-03-27 | 1994-08-30 | Motorola, Inc. | Call setup method for use with a network having mobile end users |
US5297183A (en) | 1992-04-13 | 1994-03-22 | Vcs Industries, Inc. | Speech recognition system for electronic switches in a cellular telephone or personal communication network |
US5367304A (en) | 1992-07-06 | 1994-11-22 | Motorola, Inc. | Communication system employing spectrum reuse on a spherical surface |
US5268694A (en) | 1992-07-06 | 1993-12-07 | Motorola, Inc. | Communication system employing spectrum reuse on a spherical surface |
US5365450A (en) | 1992-12-17 | 1994-11-15 | Stanford Telecommunications, Inc. | Hybrid GPS/data line unit for rapid, precise, and robust position determination |
JP2990992B2 (en) * | 1993-03-18 | 1999-12-13 | 三菱電機株式会社 | Satellite communication terminal |
US5389934A (en) | 1993-06-21 | 1995-02-14 | The Business Edge Group, Inc. | Portable locating system |
US5732359A (en) * | 1994-05-13 | 1998-03-24 | Westinghouse Electric Corporation | Mobile terminal apparatus and method having network inter-operability |
WO1996008878A1 (en) * | 1994-09-14 | 1996-03-21 | Ericsson Inc. | Satellite communications adapter for cellular handset |
US5621415A (en) | 1994-11-15 | 1997-04-15 | Teledesic Corporation | Linear cell satellite system |
EP0721259A1 (en) * | 1995-01-04 | 1996-07-10 | Motorola, Inc. | Emergency handoff method of redirecting calls in a satellite communication system |
WO1997007601A1 (en) * | 1995-08-15 | 1997-02-27 | Amsc Subsidiary Corporation | Improved mobile earth terminal |
-
1996
- 1996-08-05 WO PCT/US1996/013151 patent/WO1997007601A1/en active Application Filing
- 1996-08-05 AU AU70077/96A patent/AU7007796A/en not_active Abandoned
- 1996-08-05 CA CA002229615A patent/CA2229615C/en not_active Expired - Fee Related
-
1998
- 1998-07-29 US US09/124,254 patent/US6278861B1/en not_active Expired - Fee Related
-
2001
- 2001-07-31 US US09/917,942 patent/US20020072389A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CA2229615C (en) | 2002-10-29 |
US20020072389A1 (en) | 2002-06-13 |
AU7007796A (en) | 1997-03-12 |
WO1997007601A1 (en) | 1997-02-27 |
US6278861B1 (en) | 2001-08-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |