SE9903257D0 - A dual band VCO - Google Patents

A dual band VCO

Info

Publication number
SE9903257D0
SE9903257D0 SE9903257A SE9903257A SE9903257D0 SE 9903257 D0 SE9903257 D0 SE 9903257D0 SE 9903257 A SE9903257 A SE 9903257A SE 9903257 A SE9903257 A SE 9903257A SE 9903257 D0 SE9903257 D0 SE 9903257D0
Authority
SE
Sweden
Prior art keywords
vco
radio
asic
radio asic
dual band
Prior art date
Application number
SE9903257A
Other languages
English (en)
Other versions
SE9903257L (sv
SE517137C2 (sv
Inventor
Magnus Leif Andre Nilsson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9903257A priority Critical patent/SE517137C2/sv
Publication of SE9903257D0 publication Critical patent/SE9903257D0/sv
Priority to US09/656,114 priority patent/US6389266B1/en
Priority to JP2001524253A priority patent/JP2003509945A/ja
Priority to EP00963211A priority patent/EP1212841A1/en
Priority to AU74659/00A priority patent/AU7465900A/en
Priority to CN00812847A priority patent/CN1373934A/zh
Priority to PCT/SE2000/001734 priority patent/WO2001020796A1/en
Publication of SE9903257L publication Critical patent/SE9903257L/sv
Publication of SE517137C2 publication Critical patent/SE517137C2/sv

Links

Classifications

    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
  • Superheterodyne Receivers (AREA)
SE9903257A 1999-09-13 1999-09-13 Dubbelbands-VCO SE517137C2 (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE9903257A SE517137C2 (sv) 1999-09-13 1999-09-13 Dubbelbands-VCO
US09/656,114 US6389266B1 (en) 1999-09-13 2000-09-06 Dual band VCO
JP2001524253A JP2003509945A (ja) 1999-09-13 2000-09-07 ２重帯域ｖｃｏ
EP00963211A EP1212841A1 (en) 1999-09-13 2000-09-07 A dual band vco
AU74659/00A AU7465900A (en) 1999-09-13 2000-09-07 A dual band vco
CN00812847A CN1373934A (zh) 1999-09-13 2000-09-07 双频带vco
PCT/SE2000/001734 WO2001020796A1 (en) 1999-09-13 2000-09-07 A dual band vco

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9903257A SE517137C2 (sv) 1999-09-13 1999-09-13 Dubbelbands-VCO

Publications (3)

Publication Number Publication Date
SE9903257D0 true SE9903257D0 (sv) 1999-09-13
SE9903257L SE9903257L (sv) 2001-03-14
SE517137C2 SE517137C2 (sv) 2002-04-23

Family

ID=20416965

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9903257A SE517137C2 (sv) 1999-09-13 1999-09-13 Dubbelbands-VCO

Country Status (7)

Country Link
US (1) US6389266B1 (sv)
EP (1) EP1212841A1 (sv)
JP (1) JP2003509945A (sv)
CN (1) CN1373934A (sv)
AU (1) AU7465900A (sv)
SE (1) SE517137C2 (sv)
WO (1) WO2001020796A1 (sv)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100737789B1 (ko) * 2000-02-28 2007-07-11 톰슨 라이센싱 무선 전화기 구조
KR100383241B1 (ko) * 2001-04-10 2003-05-12 주식회사 팬택앤큐리텔 이동통신 단말기에서의 듀얼 밴드 제어장치

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3518896A1 (de) 1985-05-25 1986-11-27 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Teilweise digitalisiertes funkgeraet
GB9017418D0 (en) * 1990-08-08 1990-09-19 Gen Electric Co Plc Half frequency mixer
JP2850160B2 (ja) 1991-01-25 1999-01-27 松下電器産業株式会社 時分割複信無線送受信装置
FR2707063B1 (sv) 1993-06-25 1995-09-22 Alcatel Mobile Comm France
FI105247B (sv) 1994-11-14 2000-06-30 Nokia Mobile Phones Ltd Förfarande och koppling för alstring frekvenser i en radiotelefon
FI98330C (sv) 1994-12-15 1997-05-26 Nokia Mobile Phones Ltd UHF-syntetisator
FI112133B (sv) * 1996-03-29 2003-10-31 Nokia Corp Förfarande för bildande av frekveriserna hos ett på två olika frekvensområden fungerande radiokommunikationssystems direktomvandlingssändare /mottagare och en direktomvandlingssändare/mottagare till ett på två olika frekvensområden fungerande radiokommunikationssystem samt användning av de föregående i ett mobiltelefon
US6029052A (en) * 1997-07-01 2000-02-22 Telefonaktiebolaget Lm Ericsson Multiple-mode direct conversion receiver
JPH1198268A (ja) * 1997-09-19 1999-04-09 Fujitsu Ltd 通信支援装置

Also Published As

Publication number Publication date
SE9903257L (sv) 2001-03-14
WO2001020796A1 (en) 2001-03-22
US6389266B1 (en) 2002-05-14
EP1212841A1 (en) 2002-06-12
CN1373934A (zh) 2002-10-09
JP2003509945A (ja) 2003-03-11
SE517137C2 (sv) 2002-04-23
AU7465900A (en) 2001-04-17

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Legal Events

Date Code Title Description
NUG Patent has lapsed