EE03583B1 - Sidesüsteemis kasutatav seade - Google Patents

Sidesüsteemis kasutatav seade

Info

Publication number
EE03583B1
EE03583B1 EEP199900213A EE9900213A EE03583B1 EE 03583 B1 EE03583 B1 EE 03583B1 EE P199900213 A EEP199900213 A EE P199900213A EE 9900213 A EE9900213 A EE 9900213A EE 03583 B1 EE03583 B1 EE 03583B1
Authority
EE
Estonia
Prior art keywords
communication system
device used
communication
Prior art date
Application number
EEP199900213A
Other languages
English (en)
Estonian (et)
Other versions
EE9900213A (et
Inventor
Blom Thomas
Ravaska Tommi
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.)
Filing date
Publication date
Application filed by Telefonaktiebolaget Lm Ericsson (Publ) filed Critical Telefonaktiebolaget Lm Ericsson (Publ)
Publication of EE9900213A publication Critical patent/EE9900213A/xx
Publication of EE03583B1 publication Critical patent/EE03583B1/xx

Links

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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • 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
    • H04B1/005—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 adapting radio receivers, transmitters andtransceivers for operation on two or more bands, i.e. frequency ranges
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
    • H03J5/242—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
    • H03J5/244—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection using electronic means
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/183—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number
    • H03L7/185—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number using a mixer in the loop
    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L2207/00—Indexing scheme relating to automatic control of frequency or phase and to synchronisation
    • H03L2207/10—Indirect frequency synthesis using a frequency multiplier in the phase-locked loop or in the reference signal path
    • 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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0491—Circuits with frequency synthesizers, frequency converters or modulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Transceivers (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Structure Of Receivers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
EEP199900213A 1996-12-02 1997-11-07 Sidesüsteemis kasutatav seade EE03583B1 (et)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9604438A SE519263C2 (sv) 1996-12-02 1996-12-02 Anordning för sändning på flera frekvenser i ett radiokommunikationssystem
PCT/SE1997/001872 WO1998025353A2 (fr) 1996-12-02 1997-11-07 Montage dans un systeme de communication

Publications (2)

Publication Number Publication Date
EE9900213A EE9900213A (et) 1999-12-15
EE03583B1 true EE03583B1 (et) 2001-12-17

Family

ID=20404835

Family Applications (1)

Application Number Title Priority Date Filing Date
EEP199900213A EE03583B1 (et) 1996-12-02 1997-11-07 Sidesüsteemis kasutatav seade

Country Status (11)

Country Link
US (1) US6026307A (fr)
EP (1) EP0932938B1 (fr)
JP (1) JP2001505384A (fr)
KR (1) KR100458715B1 (fr)
CN (1) CN1115786C (fr)
AU (1) AU729865B2 (fr)
BR (1) BR9713821A (fr)
EE (1) EE03583B1 (fr)
MY (1) MY126348A (fr)
SE (1) SE519263C2 (fr)
WO (1) WO1998025353A2 (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69529729D1 (de) * 1994-12-13 2003-04-03 Hughes Electronics Corp Synthetisierer hoher Präzision sowie niedrigen Phasenrauschens, mit Vektormodulator
US6005443A (en) * 1998-03-19 1999-12-21 Conexant Systems, Inc. Phase locked loop frequency synthesizer for multi-band application
US6150890A (en) * 1998-03-19 2000-11-21 Conexant Systems, Inc. Dual band transmitter for a cellular phone comprising a PLL
JP2984669B1 (ja) * 1998-09-11 1999-11-29 静岡日本電気株式会社 簡易携帯電話内蔵型携帯電話機におけるローカル回路
GB2344948B (en) * 1998-12-18 2002-10-02 Nokia Mobile Phones Ltd A transceiver
FR2796799B1 (fr) * 1999-07-22 2001-10-05 Cit Alcatel Procede et dispositif de modulation dans un emetteur
US6658066B1 (en) * 2000-02-17 2003-12-02 Skyworks Solutions, Inc. Method and apparatus for multiple phase splitting for dual band IQ subharmonic mixer
EP1183785A1 (fr) * 2000-03-21 2002-03-06 Koninklijke Philips Electronics N.V. Systeme de communication a modulation de frequence et a oscillateur local unique
FR2824206A1 (fr) * 2001-04-27 2002-10-31 Thomson Csf Procede de generation de modulation par division de frequence suivi de mulitplication de frequence
JP3873671B2 (ja) * 2001-06-12 2007-01-24 ソニー株式会社 通信装置
US20030216127A1 (en) * 2002-05-17 2003-11-20 Ramamurthy Kumaresh Hybrid radio frequency transceiver
US7053630B2 (en) * 2002-07-08 2006-05-30 Saab Rosemount Tank Radar Ab Level gauging system
US7042260B2 (en) * 2004-06-14 2006-05-09 Micron Technology, Inc. Low power and low timing jitter phase-lock loop and method
US9941840B2 (en) 2008-05-16 2018-04-10 The University Court Of The University Of St. Andrews Fast pulse generator
GB0421178D0 (en) * 2004-09-23 2004-10-27 Univ St Andrews A fast pulse generator
US7620403B2 (en) * 2005-07-29 2009-11-17 Motorola, Inc. Method and apparatus for providing reference frequency aiding among peers operating in a direct communication mode
KR100837243B1 (ko) * 2006-02-27 2008-06-11 인천대학교 산학협력단 주파수 체배기의 사전 왜곡 선형화 장치 및 이를 이용한이중 모드 송신기
US8412125B2 (en) * 2006-10-13 2013-04-02 Cisco Technology, Inc. Wireless communication system with transmit diversity designs
WO2019032033A1 (fr) * 2017-08-11 2019-02-14 Telefonaktiebolaget Lm Ericsson (Publ) Utilisation de signaux de référence spécifiques à une cellule pour une commande de puissance de liaison montante en boucle ouverte nr
US11817871B2 (en) 2021-01-28 2023-11-14 Anritsu Company Frequency synthesizers having low phase noise

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4802235A (en) * 1985-04-26 1989-01-31 Comven, Inc. Subscriber unit for a flexible communication system
SE463005B (sv) * 1987-08-13 1990-09-24 Ericsson Telefon Ab L M Anordning foer frekvenssyntes i ett radiosystem foer frekvenshopp
US4972455A (en) * 1989-06-23 1990-11-20 Motorola, Inc. Dual-bandwidth cellular telephone
US5163159A (en) * 1990-07-30 1992-11-10 Motorola, Inc. Dual mode automatic frequency control
US5392460A (en) * 1993-04-23 1995-02-21 Nokia Mobile Phones Ltd. Dual mode radiotelephone terminal selectively operable for frequency modulated or phase modulated operation
US5422931A (en) * 1993-09-22 1995-06-06 Hughes Aircraft Company Dual mode portable cellular telephone having switch control of the rf signal path to effectuate power savings
US5535247A (en) * 1993-09-24 1996-07-09 Motorola, Inc. Frequency modifier for a transmitter
EP0656714B1 (fr) * 1993-11-30 2003-08-27 Nec Corporation Linéarisation adaptative d'un modulateur en quadrature
FI941862A7 (fi) * 1994-04-21 1995-10-22 Nokia Mobile Phones Ltd Menetelmä ja radiotaajuusjärjestelmä kahden eri taajuusalueella toimivan radioviestinjärjestelmän vastaanottimen ja lähettimen taajuuksien muodostamiseksi ja kahdella eri taajuusalueella toimiva vastaanotin ja lähetin sekä edellisten käyttö matkapuhelimessa
US5758266A (en) * 1994-09-30 1998-05-26 Qualcomm Incorporated Multiple frequency communication device
FI105247B (fi) * 1994-11-14 2000-06-30 Nokia Mobile Phones Ltd Menetelmä ja kytkentä radiopuhelimen taajuuksien muodostamiseksi
US5898906A (en) * 1996-10-29 1999-04-27 Gec Plessey Semiconductors, Inc. System and method for implementing a cellular radio transmitter device

Also Published As

Publication number Publication date
WO1998025353A3 (fr) 1998-08-20
SE9604438D0 (sv) 1996-12-02
KR20000069208A (ko) 2000-11-25
AU729865B2 (en) 2001-02-08
EP0932938A2 (fr) 1999-08-04
EE9900213A (et) 1999-12-15
AU5236198A (en) 1998-06-29
MY126348A (en) 2006-09-29
SE519263C2 (sv) 2003-02-04
EP0932938B1 (fr) 2005-05-11
CN1239606A (zh) 1999-12-22
BR9713821A (pt) 2000-03-14
CN1115786C (zh) 2003-07-23
HK1024360A1 (en) 2000-10-05
US6026307A (en) 2000-02-15
WO1998025353A2 (fr) 1998-06-11
SE9604438L (sv) 1998-06-03
KR100458715B1 (ko) 2004-12-03
JP2001505384A (ja) 2001-04-17

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Legal Events

Date Code Title Description
KB4A Valid patent at the end of a year

Effective date: 20021231

KB4A Valid patent at the end of a year

Effective date: 20031231

HE1A Change of address
KB4A Valid patent at the end of a year

Effective date: 20041231

KB4A Valid patent at the end of a year

Effective date: 20051231

KB4A Valid patent at the end of a year

Effective date: 20061231

MM4A Lapsed by not paying the annual fees

Effective date: 20061107