PL2887600T3 - System komunikacji z wieloma nośnymi stosujący jednoznaczne przeskakiwanie częstotliwości - Google Patents

System komunikacji z wieloma nośnymi stosujący jednoznaczne przeskakiwanie częstotliwości

Info

Publication number: PL2887600T3
Authority: PL; Poland
Prior art keywords: communication system; frequency hopping; system employing; multicarrier communication; explicit frequency
Prior art date: 2007-08-08

Application number

PL15150814T

Other languages

English (en)

Inventor

Erik Dahlman

Stefan Parkvall

Per Skillermark

Ylva Jading

Original Assignee

Telefonaktiebolaget Lm Ericsson (Publ)

Priority date (The priority date 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 date listed.)

2007-08-08

Filing date

2008-05-16

Publication date

2017-05-31

2008-05-16 Application filed by Telefonaktiebolaget Lm Ericsson (Publ) filed Critical Telefonaktiebolaget Lm Ericsson (Publ)

2017-05-31 Publication of PL2887600T3 publication Critical patent/PL2887600T3/pl

Classifications

- 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
- H04B1/713—Spread spectrum techniques using frequency hopping
- H04B1/7143—Arrangements for generation of hop patterns
- 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
- H04B1/713—Spread spectrum techniques using frequency hopping
- 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
- H04B1/59—Responders; Transponders
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2626—Arrangements specific to the transmitter only
- H04L27/2627—Modulators
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2657—Carrier synchronisation
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT the frequencies being arranged in component carriers
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
- H04L5/0012—Hopping in multicarrier systems
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0058—Allocation criteria
- H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0446—Resources in time domain, e.g. slots or frames
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0457—Variable allocation of band or rate
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
- H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
- H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- 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
- H04W88/08—Access point devices

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Computer Networks & Wireless Communication (AREA)
Quality & Reliability (AREA)
Mobile Radio Communication Systems (AREA)

PL15150814T 2007-08-08 2008-05-16 System komunikacji z wieloma nośnymi stosujący jednoznaczne przeskakiwanie częstotliwości PL2887600T3 (pl)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US95473107P	2007-08-08	2007-08-08

Publications (1)

Publication Number	Publication Date
PL2887600T3 true PL2887600T3 (pl)	2017-05-31

Family

ID=40341926

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
PL15150814T PL2887600T3 (pl)	2007-08-08	2008-05-16	System komunikacji z wieloma nośnymi stosujący jednoznaczne przeskakiwanie częstotliwości
PL08753990.4T PL2183894T3 (pl)	2007-08-08	2008-05-16	System komunikacji z wieloma nośnymi stosujący jednoznaczne przeskakiwanie częstotliwości

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
PL08753990.4T PL2183894T3 (pl)	2007-08-08	2008-05-16	System komunikacji z wieloma nośnymi stosujący jednoznaczne przeskakiwanie częstotliwości

Country Status (14)

Country	Link
US (2)	US9294238B2 (pl)
EP (3)	EP3176975B1 (pl)
JP (3)	JP5242684B2 (pl)
KR (3)	KR101652124B1 (pl)
CN (2)	CN101828368A (pl)
BR (1)	BRPI0814942B1 (pl)
DK (2)	DK3176975T3 (pl)
ES (3)	ES2690295T3 (pl)
HU (1)	HUE027901T2 (pl)
IL (1)	IL203350A (pl)
PL (2)	PL2887600T3 (pl)
PT (1)	PT2887600T (pl)
WO (1)	WO2009020422A2 (pl)
ZA (1)	ZA201000029B (pl)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2446197A (en) *	2007-02-05	2008-08-06	Nec Corp	Frequency-hopping method and mobile communication system
DK3176975T3 (en) *	2007-08-08	2018-09-17	Ericsson Telefon Ab L M	MULTI-CARRIER COMMUNICATION SYSTEM USING EXPLICIT FREQUENCY HOPPING
US8509208B2 (en) *	2008-02-01	2013-08-13	Qualcomm Incorporated	Frequency error estimation
US9372266B2 (en)	2009-09-10	2016-06-21	Nextnav, Llc	Cell organization and transmission schemes in a wide area positioning system (WAPS)
US9291712B2 (en) *	2009-09-10	2016-03-22	Nextnav, Llc	Cell organization and transmission schemes in a wide area positioning system (WAPS)
CN102143497A (zh) *	2010-12-29	2011-08-03	中国船舶重工集团公司第七研究院	一种建立通信数据链路的方法
JP5557116B2 (ja) *	2011-10-31	2014-07-23	横河電機株式会社	通信システムおよび通信方法
CN109039565A (zh) *	2012-03-16	2018-12-18	北京新岸线移动多媒体技术有限公司	一种资源调度方法及装置
CN103687011B (zh) *	2012-09-04	2017-12-01	华为技术有限公司	无线资源分配方法及系统、接入网设备
US9883513B2 (en) *	2014-03-19	2018-01-30	Qualcomm Incorporated	Scheduling of device-to-device scheduling assignment for mode1
US9774534B2 (en)	2014-07-17	2017-09-26	Cisco Technology, Inc.	Distributed arbitration of time contention in TSCH networks
EP3197060B1 (en) *	2014-08-07	2019-11-13	Huawei Technologies Co. Ltd.	Data transmission method, device and system
CN106162906B (zh) *	2015-03-31	2019-01-15	中兴通讯股份有限公司	调度信息发送、接收方法及装置
WO2016192048A1 (zh) *	2015-06-03	2016-12-08	华为技术有限公司	一种频域资源的配置方法及装置
JP6153575B2 (ja) *	2015-08-13	2017-06-28	株式会社Ｎｔｔドコモ	ユーザ端末、無線基地局及び無線通信方法
US9673856B1 (en) *	2015-11-24	2017-06-06	Cisco Technology, Inc.	Hidden channel hopping sequence based on swapping sequence offsets using allocated swapping schedule
US10165531B1 (en) *	2015-12-17	2018-12-25	Spearlx Technologies, Inc.	Transmission and reception of signals in a time synchronized wireless sensor actuator network
DK3504832T3 (da)	2016-08-24	2020-10-19	Ericsson Telefon Ab L M	Fremgangsmåder til effektiv signalering i V2X-kommunikation
EP3522631B1 (en)	2016-10-26	2022-09-07	Huawei Technologies Co., Ltd.	Variable bandwidth-based communication method and device
US11070335B2 (en)	2017-01-13	2021-07-20	Qualcomm Incorporated	Apparatus and method for determining resources for phase tracking reference signal (PT-RS) pilot signals using frequency domain patterns
US10560243B2 (en)	2017-01-13	2020-02-11	Qualcomm Incorporated	Systems and methods to select or transmitting frequency domain patterns for phase tracking reference signals
DE102017206236A1 (de) *	2017-04-11	2018-10-11	Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.	Spezifische hoppingmuster für telegram-splitting
US10485001B2 (en) *	2017-08-17	2019-11-19	Mediatek Singapore Pte. Ltd.	Frequency hopping design for grant-free transmission in mobile communications
JP7107948B2 (ja) *	2017-09-07	2022-07-27	株式会社Ｎｔｔドコモ	端末、無線通信方法及びシステム
EP3664315B1 (en) *	2017-09-08	2022-04-27	Guangdong Oppo Mobile Telecommunications Corp., Ltd.	Method and apparatus for determining frequency hopping of channel, and computer storage medium
US20190089500A1 (en) *	2017-09-21	2019-03-21	Zte España, S.L.U.	Interference and fading mitigation in ofdm systems
CN111727644B (zh) *	2018-02-14	2023-07-14	Lg电子株式会社	无线通信系统中通过跳频执行上行链路发送的方法及其装置
US10595300B2 (en) *	2018-06-15	2020-03-17	Landis+Gyr Innovations, Inc.	Channel hopping sequence generation with variable channel width
DE102018210245A1 (de) *	2018-06-22	2019-12-24	Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.	Erzeugung von kanalzugriffsmustern für untereinander unkoordinierte netzwerke
US11187783B2 (en) *	2018-08-14	2021-11-30	Nxp B.V.	Radar systems and methods for operating radar systems
KR102751163B1 (ko)	2019-03-12	2025-01-08	한화에어로스페이스 주식회사	이동플랫폼 운용시스템 및 그 방법
KR102020240B1 (ko) *	2019-04-04	2019-09-10	세종대학교 산학협력단	송신신호 변조를 이용한 fmcw 레이더 다중화 장치 및 그 방법
CN113630360B (zh) *	2021-08-10	2022-05-24	中国科学院计算技术研究所	一种无线通信的跳频方法与装置
CN115086125B (zh) *	2022-08-11	2022-11-18	深圳市华普微电子有限公司	微跳频多址通讯系统的低功耗调制方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6246713B1 (en) *	1998-06-08	2001-06-12	Telefonaktiebolaget Lm Ericsson (Publ)	Frequency-hopping in a bandwidth-on-demand system
US6473418B1 (en) *	1999-03-11	2002-10-29	Flarion Technologies, Inc.	Orthogonal frequency division multiplexing based spread spectrum multiple access
US7486735B2 (en) *	2003-02-28	2009-02-03	Nortel Networks Limited	Sub-carrier allocation for OFDM
US9049722B2 (en) *	2004-04-23	2015-06-02	Qualcomm Incorporated	Methods and apparatus of enhancing performance in wireless communication systems
KR100943624B1 (ko) *	2003-09-15	2010-02-24	삼성전자주식회사	직교 주파수 분할 다중 통신 시스템에서 동적 자원 할당장치 및 방법
JP4012167B2 (ja) *	2004-03-31	2007-11-21	株式会社東芝	無線通信システム
CA2575529A1 (en) *	2004-07-29	2006-02-09	Qualcomm Incorporated	System and method for interleaving
US8478283B2 (en) *	2004-09-29	2013-07-02	Apple Inc.	Method and system for capacity and coverage enhancement in wireless networks with relays
EP1867084B1 (en) *	2005-03-30	2017-11-01	Apple Inc.	Systems and methods for ofdm channelization
JP4527067B2 (ja)	2005-03-31	2010-08-18	株式会社エヌ・ティ・ティ・ドコモ	移動局、送信方法及び移動通信システム
KR101137329B1 (ko) *	2005-06-15	2012-04-19	엘지전자 주식회사	다중 반송파 시스템에서의 부반송파 할당 방법 및 그 장치
US7916623B2 (en)	2005-06-15	2011-03-29	Lg Electronics Inc.	Method of allocating wireless resources in a multi-carrier system
US8077690B2 (en) *	2005-08-24	2011-12-13	Motorola Mobility, Inc.	Resource allocation in cellular communication systems
WO2007075133A1 (en) *	2005-12-29	2007-07-05	Telefonaktiebolaget Lm Ericsson (Publ)	Method and arrangement for frequency hopping in wireless communication systems with carriers of varying bandwidth
US7860150B2 (en) *	2006-04-24	2010-12-28	Nokia Corporation	Apparatus, method, and computer program product providing improved uplink pilot transmission schemes
US10084627B2 (en) *	2006-07-10	2018-09-25	Qualcomm Incorporated	Frequency hopping in an SC-FDMA environment
US8369424B2 (en) *	2006-07-14	2013-02-05	Qualcomm Incorporated	Frequency selective and frequency diversity transmissions in a wireless communication system
US8270424B2 (en) *	2006-11-01	2012-09-18	Alcatel Lucent	Method of signaling allocated resources
US8290447B2 (en) *	2007-01-19	2012-10-16	Wi-Lan Inc.	Wireless transceiver with reduced transmit emissions
GB2446197A (en)	2007-02-05	2008-08-06	Nec Corp	Frequency-hopping method and mobile communication system
US8830818B2 (en) *	2007-06-07	2014-09-09	Qualcomm Incorporated	Forward handover under radio link failure
US9496918B2 (en) *	2007-08-08	2016-11-15	Telefonaktiebolaget Lm Ericsson (Publ)	Multicarrier communication system employing explicit frequency hopping
DK3176975T3 (en) *	2007-08-08	2018-09-17	Ericsson Telefon Ab L M	MULTI-CARRIER COMMUNICATION SYSTEM USING EXPLICIT FREQUENCY HOPPING

2008
- 2008-05-16 DK DK16198862.1T patent/DK3176975T3/en active
- 2008-05-16 US US12/672,299 patent/US9294238B2/en active Active
- 2008-05-16 ES ES16198862.1T patent/ES2690295T3/es active Active
- 2008-05-16 BR BRPI0814942-9A patent/BRPI0814942B1/pt active IP Right Grant
- 2008-05-16 JP JP2010519887A patent/JP5242684B2/ja active Active
- 2008-05-16 CN CN200880102464A patent/CN101828368A/zh active Pending
- 2008-05-16 EP EP16198862.1A patent/EP3176975B1/en active Active
- 2008-05-16 ES ES08753990.4T patent/ES2578703T3/es active Active
- 2008-05-16 PL PL15150814T patent/PL2887600T3/pl unknown
- 2008-05-16 CN CN201710426152.1A patent/CN107370517B/zh active Active
- 2008-05-16 ES ES15150814.0T patent/ES2615635T3/es active Active
- 2008-05-16 KR KR1020107002810A patent/KR101652124B1/ko active Active
- 2008-05-16 PL PL08753990.4T patent/PL2183894T3/pl unknown
- 2008-05-16 KR KR1020157031227A patent/KR101757097B1/ko active Active
- 2008-05-16 HU HUE08753990A patent/HUE027901T2/en unknown
- 2008-05-16 DK DK15150814.0T patent/DK2887600T3/en active
- 2008-05-16 EP EP15150814.0A patent/EP2887600B1/en active Active
- 2008-05-16 EP EP08753990.4A patent/EP2183894B1/en active Active
- 2008-05-16 WO PCT/SE2008/050581 patent/WO2009020422A2/en not_active Ceased
- 2008-05-16 KR KR1020177018438A patent/KR102093175B1/ko active Active
- 2008-05-16 PT PT151508140T patent/PT2887600T/pt unknown
2010
- 2010-01-04 ZA ZA2010/00029A patent/ZA201000029B/en unknown
- 2010-01-17 IL IL203350A patent/IL203350A/en active IP Right Grant
2013
- 2013-02-08 JP JP2013023789A patent/JP2013141271A/ja active Pending
2015
- 2015-04-01 JP JP2015075452A patent/JP6013544B2/ja active Active
2016
- 2016-03-21 US US15/075,891 patent/US9912372B2/en active Active

Also Published As

Publication number	Publication date
ES2690295T3 (es)	2018-11-20
JP6013544B2 (ja)	2016-10-25
JP2013141271A (ja)	2013-07-18
IL203350A (en)	2013-11-28
ZA201000029B (en)	2011-03-30
DK3176975T3 (en)	2018-09-17
CN107370517A (zh)	2017-11-21
JP2015164316A (ja)	2015-09-10
WO2009020422A8 (en)	2010-02-11
EP2887600B1 (en)	2016-11-16
JP2010536235A (ja)	2010-11-25
JP5242684B2 (ja)	2013-07-24
EP2183894A2 (en)	2010-05-12
DK2887600T3 (en)	2017-02-13
EP3176975B1 (en)	2018-07-18
US20110235684A1 (en)	2011-09-29
KR101757097B1 (ko)	2017-07-12
BRPI0814942B1 (pt)	2020-09-15
EP2887600A1 (en)	2015-06-24
US9912372B2 (en)	2018-03-06
EP2183894A4 (en)	2011-07-06
WO2009020422A3 (en)	2009-04-02
BRPI0814942A2 (pt)	2015-01-27
EP3176975A1 (en)	2017-06-07
CN107370517B (zh)	2020-04-28
US20160254839A1 (en)	2016-09-01
KR20170081756A (ko)	2017-07-12
EP2183894B1 (en)	2016-03-30
CN101828368A (zh)	2010-09-08
KR102093175B1 (ko)	2020-03-25
KR20150139561A (ko)	2015-12-11
ES2578703T3 (es)	2016-07-29
HUE027901T2 (en)	2016-10-28
ES2615635T3 (es)	2017-06-07
US9294238B2 (en)	2016-03-22
WO2009020422A2 (en)	2009-02-12
KR20100062999A (ko)	2010-06-10
KR101652124B1 (ko)	2016-08-29
PL2183894T3 (pl)	2016-09-30
PT2887600T (pt)	2017-01-23

Publication	Publication Date	Title
ZA201000029B (en)	2011-03-30	Multicarrier communication system employing explicit frequency hopping
GB2445779B (en)	2009-07-08	Wireless communication system
IL239685A (en)	2017-02-28	Wireless communication system
GB0719029D0 (en)	2007-11-07	Wireless communication system
GB2452010B (en)	2010-03-31	Wireless communication
GB0705225D0 (en)	2007-04-25	Wireless communication systems
GB0716966D0 (en)	2007-10-10	Wireless communication systems
GB0719440D0 (en)	2007-11-14	Wireless communication systems
GB0704093D0 (en)	2007-04-11	Wireless communication systems
GB0803263D0 (en)	2008-04-02	Wireless vehicle communication
IL204842A0 (en)	2010-11-30	Secure wireless communication
EP2115917A4 (en)	2015-03-25	FREQUENCY CHART FOR AN OFDMA SYSTEM
GB2463277B (en)	2010-09-08	Wireless communication system
GB2445777B (en)	2009-04-22	Wireless communication system
GB0801108D0 (en)	2008-02-27	Communication system
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