KR20090037928A - Lmr 시스템을 위한 부호변환기 구조 - Google Patents
Lmr 시스템을 위한 부호변환기 구조 Download PDFInfo
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- KR20090037928A KR20090037928A KR1020097002526A KR20097002526A KR20090037928A KR 20090037928 A KR20090037928 A KR 20090037928A KR 1020097002526 A KR1020097002526 A KR 1020097002526A KR 20097002526 A KR20097002526 A KR 20097002526A KR 20090037928 A KR20090037928 A KR 20090037928A
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- 238000004891 communication Methods 0.000 claims abstract description 92
- 238000000034 method Methods 0.000 claims abstract description 38
- 238000006243 chemical reaction Methods 0.000 claims description 31
- 230000009466 transformation Effects 0.000 claims 1
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- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/18—Information format or content conversion, e.g. adaptation by the network of the transmitted or received information for the purpose of wireless delivery to users or terminals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/18—Service support devices; Network management devices
- H04W88/181—Transcoding devices; Rate adaptation devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/08—Protocols for interworking; Protocol conversion
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/18—Multiprotocol handlers, e.g. single devices capable of handling multiple protocols
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/03—Protecting confidentiality, e.g. by encryption
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- Data Exchanges In Wide-Area Networks (AREA)
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Abstract
Description
Claims (18)
- LMR(Land Mobile Radio) 시스템(20)에 있어서,제 1 LMR 통신 프로토콜을 이용하며 통신하도록 구성된 제 1 통신 사이트;제 2 LMR 통신 프로토콜을 이용하며 통신하도록 구성된 제 2 통신 사이트; 및제 1 LMR 통신 프로토콜을 이용하며 제 1 통신 사이트에서부터 통신 되는 LMR 콘텐트를 수신하고, LMR 콘텐트를 제 2 통신 사이트로 통신 되도록 하는 제 2 LMR 통신 프로토콜로 디지털 변환하도록 구성된 부호변환기(28);를 포함하는, LMR 시스템.
- 제 1항에 있어서,부호변환기(58)로 디지털 변환된 LMR 콘텐트를 통신하도록 구성된 적어도 하나 이상의 음성 스위치(40)를 포함하는, LMR 시스템(20).
- 제 2항에 있어서,부호변환기(58)로 디지털 변환되고 통신 된 LMR 콘텐트를 식별하기 위해 상기 음성 스위치(40)가 적어도 하나 이상의 바람직한 보코더와 바람직한 에어링크를 결정하는, LMR 시스템(20).
- 제 1항에 있어서,상기 제 1 및 제 2 통신 프로토콜이 적어도 하나 이상의 음성 인코딩 구조와 암호화 구조를 포함하는, LMR 시스템(20).
- 제 1항에 있어서,상기 제 1 통신 사이트는 제 1 암호화 구조를 이용하면서 통신하도록 구성되고 제 2 통신 사이트는 제 2 암호화 구조를 이용하면서 통신하도록 구성되고제 1 사이트에서 제 2 사이트로 LMR 콘텐트를 통신할 때, 제 1와 제 2 암호화 구조 사이에서 변환되도록 구성된 녹화장치(녹화장치)(42)를 더 포함하는, LMR 시스템(20).
- 제 1항에 있어서,상기 제 1 통신 사이트는 제 1 보코더 형태를 이용하며 통신하도록 구성되고 제 2 통신 사이트는 제 2 보코더 형태를 이용하며 통신하도록 구성되고 상기 부호변환기(28)는 제 1 사이트에서 제 2 사이트로 LMR 콘텐트를 통신할 때, 제 1 보코 더 형태와 제 2 보코더 형태 사이에서 변환되도록 구성된, LMR 시스템(20).
- 제 1항에 있어서,적어도 하나 이상의 제 1 통신 사이트와 제 2 통신 사이트를 통해서 통신하도록 등록된 사용자들의 그룹과 사용자들의 리스트을 포함하는 데이터베이스(46)를 더 포함하는, LMR 시스템(20).
- 제 1항에 있어서,적어도 하나 이상의 이동 LMR 유닛들과 적어도 하나 이상의 제 1 통신 사이트와 제 2 통신 사이트를 통해서 통신하도록 구성된 사용자들의 그룹을 위해적어도 하나 이상의 바람직한 에어링크 모드, 바람직한 보코더, 바람직한 암호화 모드을 포함하는 데이터 베이스(46)를 더 포함하는, LMR 시스템(20).
- 제 1항에 있어서,제 1 통신 사이트와 제 2 통신 사이트의 각각과 통신하도록 구성된 디스패치 콘솔을 더 포함하고,여기에서 인코더와 암호화 정보가 각각의 사용자 또는 사용자 그룹을 위해 디스패치 콘솔 내부에 저장되도록 하는, LMR 시스템(20).
- 제 1항에 있어서,상기 제 1 LMR 통신 프로토콜과 제 2 LMR 통신 프로토콜은 상이한 보코더 포맷에 기초한, LMR 시스템(20).
- 제 1항에 있어서,상기 부호변환기(28)는 디지털 보코더 형태의 변환을 수행하도록 구성된, LMR 시스템(20).
- 제 1항에 있어서,상기 부호변환기(28)는 제 1와 제 2 통신 사이트 각각을 위해 음성 인코더 요구사항과 암호화 알고리즘 요구사항을 저장하도록 구성된, LMR 시스템(20).
- 제 1항에 있어서,상기 부호변환기(28)는 사용자나 사용자 그룹에 따라 암호화 키들을 저장하 도록 구성된, LMR 시스템(20).
- LMR(Land Mobile Radio) 시스템(20)에서 콘텐트를 통신하는 방법에 있어서,제 1 보코더 형태에서 제 2 보코더 형태로 변환될 LMR 콘텐트를 수신하는 단계; 및제 1 보코더 형태에서 제 2 보코더 형태로 LMR 콘텐트를 디지털 변환하는 단계;를 포함하는, LMR 통신 방법.
- 제 14항에 있어서,LMR 유닛들 사이에서 통신 된 LMR 콘텐트가 비고유 LMR 콘텐트를 포함하는지 결정하는 단계와 비고유 LMR 콘텐트를 변환하는 단계를 더 포함하는, LMR 통신 방법.
- 제 15항에 있어서,상이한 통신 사이트 각각에 따라 암호화 키를 이용하는 상이한 통신 사이트들 사이에서 통신 될 비고유 LMR 콘텐트를 복호화하는 단계와 재 암호화하는 단계 를 더 포함하는, LMR 통신 방법.
- 제 15항에 있어서,상기 변환은 2개의 상이한 인코딩 구조를 이용하는 비고유 LMR 콘텐트를 디지털 디코딩하는 단계와 다시 인코딩하는 단계를 더 포함하는, LMR 통신 방법.
- 제 15항에 있어서,LMR 콘텐트를 통신하는 LMR 사용자들에 기초한 비고유 LMR 콘텐트를 위해 적어도 하나 이상의 바람직한 에어링크연결 형태, 바람직한 음성 인코더 형태와 바람직한 암호화 구조를 결정하는 단계를 더 포함하는, LMR 통신 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US11/501,132 US8169983B2 (en) | 2006-08-07 | 2006-08-07 | Transcoder architecture for land mobile radio systems |
US11/501,132 | 2006-08-07 |
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KR20090037928A true KR20090037928A (ko) | 2009-04-16 |
KR101092700B1 KR101092700B1 (ko) | 2011-12-09 |
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KR1020097002526A KR101092700B1 (ko) | 2006-08-07 | 2007-08-06 | Lmr 시스템을 위한 부호변환기 구조 |
Country Status (12)
Country | Link |
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US (1) | US8169983B2 (ko) |
EP (2) | EP2242324B1 (ko) |
JP (1) | JP5236644B2 (ko) |
KR (1) | KR101092700B1 (ko) |
AT (1) | ATE476083T1 (ko) |
AU (2) | AU2007284849B2 (ko) |
BR (1) | BRPI0715352A2 (ko) |
CA (2) | CA2813511C (ko) |
DE (1) | DE602007008107D1 (ko) |
MX (1) | MX2009001389A (ko) |
RU (1) | RU2454002C2 (ko) |
WO (1) | WO2008021047A1 (ko) |
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AU2011201480A1 (en) | 2011-04-21 |
DE602007008107D1 (de) | 2010-09-09 |
KR101092700B1 (ko) | 2011-12-09 |
EP2242324A1 (en) | 2010-10-20 |
MX2009001389A (es) | 2009-02-13 |
EP2057853B1 (en) | 2010-07-28 |
JP2010500815A (ja) | 2010-01-07 |
WO2008021047A1 (en) | 2008-02-21 |
EP2057853A1 (en) | 2009-05-13 |
ATE476083T1 (de) | 2010-08-15 |
RU2454002C2 (ru) | 2012-06-20 |
AU2011201480B2 (en) | 2014-05-01 |
US8169983B2 (en) | 2012-05-01 |
CA2813511C (en) | 2014-05-27 |
CA2813511A1 (en) | 2008-02-21 |
BRPI0715352A2 (pt) | 2013-06-18 |
CA2658657C (en) | 2015-08-04 |
EP2242324B1 (en) | 2013-04-03 |
US20080031275A1 (en) | 2008-02-07 |
RU2009107899A (ru) | 2010-09-20 |
AU2007284849A1 (en) | 2008-02-21 |
JP5236644B2 (ja) | 2013-07-17 |
AU2007284849B2 (en) | 2011-01-20 |
CA2658657A1 (en) | 2008-02-21 |
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