DE60116646D1 - Paketdatenübertragung mittels variabler dqpsk modulation - Google Patents

Paketdatenübertragung mittels variabler dqpsk modulation

Info

Publication number
DE60116646D1
DE60116646D1 DE60116646T DE60116646T DE60116646D1 DE 60116646 D1 DE60116646 D1 DE 60116646D1 DE 60116646 T DE60116646 T DE 60116646T DE 60116646 T DE60116646 T DE 60116646T DE 60116646 D1 DE60116646 D1 DE 60116646D1
Authority
DE
Germany
Prior art keywords
variable
data transmission
package data
dqpsk modulation
dqpsk
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.)
Expired - Lifetime
Application number
DE60116646T
Other languages
English (en)
Other versions
DE60116646T2 (de
Inventor
Arto Palin
Jukka Reunamaeki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Intellectual Ventures I LLC
Original Assignee
Nokia Oyj
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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8164496&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60116646(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nokia Oyj filed Critical Nokia Oyj
Application granted granted Critical
Publication of DE60116646D1 publication Critical patent/DE60116646D1/de
Publication of DE60116646T2 publication Critical patent/DE60116646T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0028—Formatting
    • H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025—Transmission of mode-switching indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate
DE60116646T 2001-07-09 2001-07-09 Paketdatenübertragung mittels variabler dqpsk modulation Expired - Lifetime DE60116646T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2001/007863 WO2003007566A1 (en) 2001-07-09 2001-07-09 Packet data transmission using variable dqpsk modulation

Publications (2)

Publication Number Publication Date
DE60116646D1 true DE60116646D1 (de) 2006-04-06
DE60116646T2 DE60116646T2 (de) 2006-08-10

Family

ID=8164496

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60116646T Expired - Lifetime DE60116646T2 (de) 2001-07-09 2001-07-09 Paketdatenübertragung mittels variabler dqpsk modulation

Country Status (4)

Country Link
US (1) US7408872B2 (de)
EP (1) EP1405478B9 (de)
DE (1) DE60116646T2 (de)
WO (1) WO2003007566A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2527633A1 (en) * 2003-04-30 2004-11-11 Dequn Liang A multi-modulation transmitting method
DE10339886B9 (de) * 2003-08-29 2009-02-26 Infineon Technologies Ag Verfahren zur Neusynchronisation eines Mobilfunkempfängers bei einem Umschalten zwischen zwei unterschiedlichen Modulationsverfahren
US7933354B2 (en) * 2006-11-22 2011-04-26 Semtech Corporation Encoding and decoding architecture and method for pipelining encoded data or pipelining with a look-ahead strategy
US8686951B2 (en) 2009-03-18 2014-04-01 HJ Laboratories, LLC Providing an elevated and texturized display in an electronic device
US20110199342A1 (en) 2010-02-16 2011-08-18 Harry Vartanian Apparatus and method for providing elevated, indented or texturized sensations to an object near a display device or input detection using ultrasound
US10038497B2 (en) * 2013-12-18 2018-07-31 Northrup Grumman Systems Corporation Optical transceiver with variable data rate and sensitivity control
CN115150753A (zh) * 2021-03-31 2022-10-04 华为技术有限公司 蓝牙通信方法及系统

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1160987C (zh) * 1994-06-20 2004-08-04 索尼公司 通信系统、基站、移动站及无线通信系统
US5706428A (en) * 1996-03-14 1998-01-06 Lucent Technologies Inc. Multirate wireless data communication system
EP1034626B1 (de) * 1997-11-18 2003-03-05 International Business Machines Corporation Verfahren und vorrichtung zur verbesserten schnurrlosen optischen kommunikation
US6778558B2 (en) * 1998-02-23 2004-08-17 Lucent Technologies Inc. System and method for incremental redundancy transmission in a communication system
US6216107B1 (en) * 1998-10-16 2001-04-10 Ericsson Inc. High-performance half-rate encoding apparatus and method for a TDM system
US6332006B1 (en) * 1998-11-18 2001-12-18 Ericsson Inc. Apparatus and methods for providing high-penetration messaging in wireless communications systems
US6587452B1 (en) * 1999-01-04 2003-07-01 Golden Bridge Technology, Inc. High performance signal structure with multiple modulation formats
US6330288B1 (en) * 1999-01-28 2001-12-11 Lucent Technologies Inc. Coding/modulation scheme selection technique
US6463042B1 (en) * 1999-05-28 2002-10-08 Nokia Mobile Phones Ltd. Mobile station having power saving mode for packet data
US6717934B1 (en) * 1999-10-22 2004-04-06 Nokia Corporation Wireless telecommunication system having improved recognition of modulation type in GPRS
EP1119137B1 (de) * 2000-01-20 2006-08-16 Lucent Technologies Inc. Interoperabilität von Bluetooth und IEEE 802.11
US7058114B2 (en) * 2000-02-25 2006-06-06 Texas Instruments Incorporated Wireless device and method
AU2001243476A1 (en) * 2000-03-07 2001-09-17 Vyyo, Ltd. Adaptive downstream modulation scheme for broadband wireless access systems
US6438176B1 (en) * 2000-04-04 2002-08-20 Texas Instruments Incorporated Digital gaussian frequency shift keying modulator
US6647077B1 (en) * 2000-07-31 2003-11-11 Rf Micro Devices, Inc. Multipath parameter estimation in spread-spectrum communications systems
US6882679B2 (en) * 2000-12-29 2005-04-19 Sharp Laboratories Of America, Inc. Extension of wireless local area network communication system to accommodate higher data rates while preserving legacy receiver features
US6865235B2 (en) * 2001-03-06 2005-03-08 Agere Systems Inc. Multi-protocol modulator
US7027530B2 (en) * 2001-04-11 2006-04-11 Atheros Communications, Inc. Method and apparatus for maximizing receiver performance utilizing mid-packet gain changes

Also Published As

Publication number Publication date
EP1405478B1 (de) 2006-01-11
WO2003007566A1 (en) 2003-01-23
US7408872B2 (en) 2008-08-05
US20040240377A1 (en) 2004-12-02
EP1405478B9 (de) 2007-05-09
DE60116646T2 (de) 2006-08-10
EP1405478A1 (de) 2004-04-07

Similar Documents

Publication Publication Date Title
DE60222581D1 (de) Datenübertragung
DE60128694D1 (de) Datenübertragung mittels pulsbreitenmodulation
DE60224609D1 (de) Hydraulische Getriebeschaltung
ID28847A (id) Transmisi cdma dari data paket pemindah
NO20033484L (no) Optisk kommunikasjonsapparat
DE60216951D1 (de) Hydrolysestabile selbstätzender, selbstgrundierender klebstoff
DE60136393D1 (de) Orthogonal-frequenzmultiplexübertragungsverfahren
DE602004024732D1 (de) Übertragungsbandbreitensteuervorrichtung
DE60326515D1 (de) Hybrid Getriebe
DE60212304D1 (de) Verbesserungen zur Datenübertragung
NO20035183D0 (no) 5-substituerte-2-arylpyridiner som CRF1 modulatorer
DE60225629D1 (de) Getriebeschaltvorrichtung
DE60123625D1 (de) Datenübertragung mittels pulsbreitenmodulation
DE60121130D1 (de) Drahtlose Datenübertragung
DE60235666D1 (de) Hochleistungs Client-Server Kommunikationssystem
DE60206852D1 (de) Halbautomatisches Getriebe
DE60316082D1 (de) Getriebe
DE60116646D1 (de) Paketdatenübertragung mittels variabler dqpsk modulation
ITPI20030063A1 (it) Metodo di trasmissione vdsl utilizzante una modulazione
ITMI20021556A1 (it) Procedimento per la trasmissione di dati
DE60233575D1 (de) Übertragungsvorrichtung
DE60201256D1 (de) Elektrooptischer wanderwellenmodulator
DE60225726D1 (de) Optische Phasenmodulation
DE60200475D1 (de) Optischer MSK Modulator
DE60124343D1 (de) Optischer Frequenzwandler mit reziproker Modulation

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SPYDER NAVIGATIONS LLC, WILMINGTON, DEL., US