FR2786342B1 - Synthetiseur de frequence et procede de saut de frequence double avec un temps de verrouillage rapide - Google Patents

Synthetiseur de frequence et procede de saut de frequence double avec un temps de verrouillage rapide

Info

Publication number
FR2786342B1
FR2786342B1 FR9910847A FR9910847A FR2786342B1 FR 2786342 B1 FR2786342 B1 FR 2786342B1 FR 9910847 A FR9910847 A FR 9910847A FR 9910847 A FR9910847 A FR 9910847A FR 2786342 B1 FR2786342 B1 FR 2786342B1
Authority
FR
France
Prior art keywords
locking time
hopping method
fast locking
frequency hopping
frequency synthesizer
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 - Fee Related
Application number
FR9910847A
Other languages
English (en)
Other versions
FR2786342A1 (fr
Inventor
Do Ii Ku
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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
Priority claimed from KR1019980035120A external-priority patent/KR100295441B1/ko
Priority claimed from KR1019980054139A external-priority patent/KR100566262B1/ko
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of FR2786342A1 publication Critical patent/FR2786342A1/fr
Application granted granted Critical
Publication of FR2786342B1 publication Critical patent/FR2786342B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
    • H03J1/0041—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor for frequency synthesis with counters or frequency dividers
    • 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
    • H03L7/22—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop
    • H03L7/23—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop with pulse counters or frequency dividers
    • 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
    • H04B1/405—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with multiple discrete channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Superheterodyne Receivers (AREA)
  • Transceivers (AREA)
  • Transmitters (AREA)
FR9910847A 1998-08-28 1999-08-27 Synthetiseur de frequence et procede de saut de frequence double avec un temps de verrouillage rapide Expired - Fee Related FR2786342B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019980035120A KR100295441B1 (ko) 1998-08-28 1998-08-28 주파수합성기의이중주파수도약방법및장치
KR1019980054139A KR100566262B1 (ko) 1998-12-10 1998-12-10 위성이동통신시스템무선주파수부의주파수합성방법

Publications (2)

Publication Number Publication Date
FR2786342A1 FR2786342A1 (fr) 2000-05-26
FR2786342B1 true FR2786342B1 (fr) 2004-04-02

Family

ID=26634063

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9910847A Expired - Fee Related FR2786342B1 (fr) 1998-08-28 1999-08-27 Synthetiseur de frequence et procede de saut de frequence double avec un temps de verrouillage rapide

Country Status (2)

Country Link
US (1) US6621853B1 (fr)
FR (1) FR2786342B1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI112741B (fi) 1998-11-26 2003-12-31 Nokia Corp Menetelmä ja järjestely RF-signaalien lähettämiseksi ja vastaanottamiseksi tiedonsiirtojärjestelmien erilaisissa radiorajapinnoissa
US6995808B2 (en) * 2002-01-24 2006-02-07 Sige Semiconductor Inc. Television tuner
JP3873671B2 (ja) * 2001-06-12 2007-01-24 ソニー株式会社 通信装置
US6850745B2 (en) * 2002-01-23 2005-02-01 Broadcom Corp Method and apparatus for generating a self-correcting local oscillation
US7197283B1 (en) * 2002-08-22 2007-03-27 Qualcomm, Incorporated Dynamic frequency synthesizer configuration
US20040125239A1 (en) * 2002-12-26 2004-07-01 David Rahn Television tuner supporting channel hopping
US20050255812A1 (en) * 2004-05-17 2005-11-17 Samsung Electronics Co., Ltd. RF front-end apparatus in a TDD wireless communication system
US7460839B2 (en) * 2004-07-19 2008-12-02 Purewave Networks, Inc. Non-simultaneous frequency diversity in radio communication systems
DE102006011682B4 (de) * 2006-03-14 2015-04-09 Intel Mobile Communications GmbH Transceiver-Schaltungsanordnung
US9203533B2 (en) * 2008-07-24 2015-12-01 Line 6, Inc. System and method for real-time wireless transmission of digital audio at multiple radio frequencies
US9590644B2 (en) 2015-02-06 2017-03-07 Silicon Laboratories Inc. Managing spurs in a radio frequency circuit
US10461787B2 (en) 2018-01-30 2019-10-29 Silicon Laboratories Inc. Spur mitigation for pulse output drivers in radio frequency (RF) devices

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4194151A (en) * 1978-06-29 1980-03-18 General Electric Company Multifrequency generator
FI941862A (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
FR2728410B1 (fr) * 1994-12-16 1997-01-24 Thomson Csf Dispositif de synthese de frequence pour recepteur v/uhf large bande
JPH1022852A (ja) * 1996-07-02 1998-01-23 Nec Corp 無線通信装置
US6061575A (en) * 1996-11-06 2000-05-09 Ericsson Inc. Frequency synthesizer circuit for mobile stations
US6028850A (en) * 1998-07-10 2000-02-22 Hyundai Electronics America, Inc. Wireless transceiver and frequency plan

Also Published As

Publication number Publication date
FR2786342A1 (fr) 2000-05-26
US6621853B1 (en) 2003-09-16

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Legal Events

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Year of fee payment: 17

ST Notification of lapse

Effective date: 20170428