TW559410U - CMOS single-chip RF receiver including phase locked loop - Google Patents

CMOS single-chip RF receiver including phase locked loop

Info

Publication number
TW559410U
TW559410U TW091209497U TW91209497U TW559410U TW 559410 U TW559410 U TW 559410U TW 091209497 U TW091209497 U TW 091209497U TW 91209497 U TW91209497 U TW 91209497U TW 559410 U TW559410 U TW 559410U
Authority
TW
Taiwan
Prior art keywords
chip
locked loop
phase locked
receiver including
including phase
Prior art date
Application number
TW091209497U
Other languages
English (en)
Inventor
Ching-Lieh Sun
Original Assignee
Etoms Electronics Corp
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 Etoms Electronics Corp filed Critical Etoms Electronics Corp
Priority to TW091209497U priority Critical patent/TW559410U/zh
Priority to US10/462,716 priority patent/US20040022329A1/en
Publication of TW559410U publication Critical patent/TW559410U/zh

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/24—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits
    • H03D3/241—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits the oscillator being part of a phase locked loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
  • Noise Elimination (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
TW091209497U 2002-06-20 2002-06-20 CMOS single-chip RF receiver including phase locked loop TW559410U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW091209497U TW559410U (en) 2002-06-20 2002-06-20 CMOS single-chip RF receiver including phase locked loop
US10/462,716 US20040022329A1 (en) 2002-06-20 2003-06-17 Single chip CMOS RF receiver included PLL therein

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW091209497U TW559410U (en) 2002-06-20 2002-06-20 CMOS single-chip RF receiver including phase locked loop

Publications (1)

Publication Number Publication Date
TW559410U true TW559410U (en) 2003-10-21

Family

ID=31185940

Family Applications (1)

Application Number Title Priority Date Filing Date
TW091209497U TW559410U (en) 2002-06-20 2002-06-20 CMOS single-chip RF receiver including phase locked loop

Country Status (2)

Country Link
US (1) US20040022329A1 (zh)
TW (1) TW559410U (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100390716C (zh) * 2005-07-21 2008-05-28 玴荣科技股份有限公司 单向多频道通信系统和方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0143023B1 (ko) * 1994-08-03 1998-08-01 김광호 디지탈 무선전화기의 송수신 신호처리 회로
JP2000307458A (ja) * 1999-04-21 2000-11-02 Nec Corp Ｐｌｌ内蔵チューナｉｃ
JP2002135116A (ja) * 2000-10-20 2002-05-10 Fujitsu Ltd Ｐｌｌ回路と分周方法
JP2002290233A (ja) * 2001-03-27 2002-10-04 Fujitsu Ltd Ｐｌｌ回路のモード切替方法及びｐｌｌ回路のモード制御回路

Also Published As

Publication number Publication date
US20040022329A1 (en) 2004-02-05

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Legal Events

Date Code Title Description
GD4K Issue of patent certificate for granted utility model filed before june 30, 2004
MM4K Annulment or lapse of a utility model due to non-payment of fees