JPH0330907B2 - - Google Patents

Info

Publication number
JPH0330907B2
JPH0330907B2 JP3801084A JP3801084A JPH0330907B2 JP H0330907 B2 JPH0330907 B2 JP H0330907B2 JP 3801084 A JP3801084 A JP 3801084A JP 3801084 A JP3801084 A JP 3801084A JP H0330907 B2 JPH0330907 B2 JP H0330907B2
Authority
JP
Japan
Prior art keywords
signal
transistors
circuit
transistor
pair
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
JP3801084A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60181980A (ja
Inventor
Kazunori Nishijima
Mitsutoshi Sugawara
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.)
NEC Corp
Original Assignee
Nippon Electric 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
Application filed by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP3801084A priority Critical patent/JPS60181980A/ja
Priority to US06/706,597 priority patent/US4694204A/en
Publication of JPS60181980A publication Critical patent/JPS60181980A/ja
Publication of JPH0330907B2 publication Critical patent/JPH0330907B2/ja
Granted legal-status Critical Current

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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/087—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using at least two phase detectors or a frequency and phase detector in the loop
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division
    • G06G7/163—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division using a variable impedance controlled by one of the input signals, variable amplification or transfer function
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
    • H04L27/2271—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals
    • H04L27/2273—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals associated with quadrature demodulation, e.g. Costas loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0046—Open loops
    • H04L2027/0048—Frequency multiplication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0063—Elements of loops
    • H04L2027/0067—Phase error detectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP3801084A 1984-02-29 1984-02-29 トランジスタ回路 Granted JPS60181980A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP3801084A JPS60181980A (ja) 1984-02-29 1984-02-29 トランジスタ回路
US06/706,597 US4694204A (en) 1984-02-29 1985-02-28 Transistor circuit for signal multiplier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3801084A JPS60181980A (ja) 1984-02-29 1984-02-29 トランジスタ回路

Publications (2)

Publication Number Publication Date
JPS60181980A JPS60181980A (ja) 1985-09-17
JPH0330907B2 true JPH0330907B2 (enrdf_load_stackoverflow) 1991-05-01

Family

ID=12513603

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3801084A Granted JPS60181980A (ja) 1984-02-29 1984-02-29 トランジスタ回路

Country Status (1)

Country Link
JP (1) JPS60181980A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04181487A (ja) * 1990-11-16 1992-06-29 Inter Nitsukusu Kk ３乗回路
JP2576774B2 (ja) * 1993-10-29 1997-01-29 日本電気株式会社 トリプラおよびクァドルプラ

Also Published As

Publication number Publication date
JPS60181980A (ja) 1985-09-17

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