KR970031493A - Power Supply for Wireless Communication System - Google Patents

Power Supply for Wireless Communication System Download PDF

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Publication number
KR970031493A
KR970031493A KR1019950043782A KR19950043782A KR970031493A KR 970031493 A KR970031493 A KR 970031493A KR 1019950043782 A KR1019950043782 A KR 1019950043782A KR 19950043782 A KR19950043782 A KR 19950043782A KR 970031493 A KR970031493 A KR 970031493A
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KR
South Korea
Prior art keywords
voltage
wireless communication
communication system
output
generating
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KR1019950043782A
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Korean (ko)
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KR0165619B1 (en
Inventor
강석원
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유기범
대우통신 주식회사
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Priority to KR1019950043782A priority Critical patent/KR0165619B1/en
Publication of KR970031493A publication Critical patent/KR970031493A/en
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Publication of KR0165619B1 publication Critical patent/KR0165619B1/en

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
    • H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/86—Types of semiconductor device ; Multistep manufacturing processes therefor controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched
    • H01L29/861—Diodes
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
    • H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
    • H02M3/072—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps adapted to generate an output voltage whose value is lower than the input voltage

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Amplifiers (AREA)
  • Transceivers (AREA)
  • Transmitters (AREA)

Abstract

본 발명은 공중파전송망을 통해 소정의 데이터나 신호를 송수신하도록 된 무선통신시스템에 있어서 데이터의 송수신에 필요로 되는 동작전원을 생성하는 무선통신시스템용 전원장치에 관한 것으로, 제1 전압과 이 제l 전압 보다 낮은 제2 전압을 필요로 하는 고출력증폭수단과, 상기 제1 전압보다는 낮고 상기 제2 전압보다는 높은 제3전압과 이 제3 전압보다 낮은 제4 전압을 필요로 하는 저잡음증폭수단을 구비한 무선통신시스템에 있어서, 상기 제1 전압을 근거로 상기 제3 전압을 생성하는 정전압수단과, 상기 정전압수단으로부터 출력되는 제3 전압을 근거로 상기 제2 전압을 생성하는 제1 DC/DC 변환수단, 상기 정전압수단으로부터 출력되는 제3 전압을 근거로 상기 제4 전압을 생성하는 제2 DC/DC 변환수단, 상기 제l 전압과 제3 전압이 일정 레벨 이상으로 상승하는 것을 검출하는 과전압검출수단과, 상기 제1 전압출력라인에 설치됨과 더불어 상기 과전압검출수단에 의한 검출결과에 따라 상기 제1 전압의 공급을 단속하는 스위칭수단 및, 상기 제3 전압출력라인을 통해 출력되는 전류값이 소정 범위를 벗어나는 경우에는 경보신호를 출력하는 전류검출수단을 포함하여 구셩된 것을 특징으로 한다.The present invention relates to a power supply apparatus for a wireless communication system for generating an operating power required for the transmission and reception of data in a wireless communication system configured to transmit and receive predetermined data or signals through an airwave transmission network. A high output amplifying means requiring a second voltage lower than the voltage, and a low noise amplifying means requiring a third voltage lower than the first voltage and higher than the second voltage and a fourth voltage lower than the third voltage. A wireless communication system, comprising: constant voltage means for generating the third voltage based on the first voltage and first DC / DC conversion means for generating the second voltage based on the third voltage output from the constant voltage means; Second DC / DC conversion means for generating the fourth voltage based on the third voltage output from the constant voltage means, and the first voltage and the third voltage are above a predetermined level. Overvoltage detecting means for detecting an increase, switching means for interposing the supply of the first voltage in accordance with a detection result by the overvoltage detecting means and installed in the first voltage output line, and When the current value output through the outside the predetermined range is characterized by including a current detection means for outputting an alarm signal.

Description

무선통신시스템용 전원장치Power Supply for Wireless Communication System

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 일반적인 무선통신시스템에 있어서 신호를 송수신하기 위한 구성을 나타낸 블록구성도.1 is a block diagram showing a configuration for transmitting and receiving signals in a general wireless communication system.

제2도는 본 발명의 일실시예에 따른 무선통신시스템용 전원장치를 나타낸 회로구성도.2 is a circuit diagram showing a power supply for a wireless communication system according to an embodiment of the present invention.

Claims (6)

제1 전압과 이 제1 전압보다 낮은 제2 전압을 필요로 하는 고출력증폭수단과, 상기 제1 전압보다는 낮고 상기 제2 전압보다는 높은 제3 전압과 이 제3 전압보다 낮은 제4 전압을 필요로 하는 저잡음증폭수단을 구비한 무선통신시스템에 있어서, 상기 제1 전압을 근거로 상기 제3 전압을 생성하는 정전압수단과, 상기 정전압수단으로부터 출력되는 제3 전압을 근거로 상기 제2 전압을 생성하는 제1 DC/DC 변환수단 및, 상기 정전압수단으로부터 출력되는 제3 전압을 근거로 상기 제4 전압을 생성하는 제2 DC/DC 변환수단을 포함하여 구성된 것을 특징으로 하는 무선통신시스템용 전원장치.A high output amplification means requiring a first voltage and a second voltage lower than the first voltage; a third voltage lower than the first voltage and higher than the second voltage; and a fourth voltage lower than the third voltage. A wireless communication system having low noise amplifying means, comprising: constant voltage means for generating the third voltage based on the first voltage, and generating the second voltage based on a third voltage output from the constant voltage means; And first DC / DC conversion means and second DC / DC conversion means for generating the fourth voltage based on the third voltage output from the constant voltage means. 제1항에 있어서, 상기 제1 전압과 제3 전압이 일정 레벨 이상으로 상승하는 것을 검출하는 과전압검출수단과, 상기 제1 전압출력라인에 설치됨과 더불어 상기 과전압검출수단에 의한 검출결과에 따라 상기 제1 전압의 공급을 단속하는 스위칭수단을 추가로 포함하여 구성된 것을 특징으로 하는 무선통신시스템용 전원장치.2. The apparatus of claim 1, further comprising: an overvoltage detecting means for detecting that the first voltage and the third voltage rise above a predetermined level, and installed in the first voltage output line and in accordance with a detection result by the overvoltage detecting means. And a switching means for interrupting the supply of the first voltage. 제2항에 있어서, 상기 과전압검출수단은 상기 제1 전압출력라인과 제2 전압출력라인사이에 직렬접속된 제1 및 제2 저항과, 상기 제1 전압출력라인과 접지 사이에 직렬접속된 제3 및 제4 저항, 상기 제1 및 제2 저항의 접속점에 반전단자가 결합됨과 더불어 상기 제3 및 제4 저항의 접속점에 비반전단자(+) 결합되어 상기 반전단자(-)로 인가되는 검출 전압이상기 비반전단자(+)로 인가되는 기준전압보다 높아지게 되면 로우레벨의 검출전압을 출력하는 비교수단 및, 이 비교수단으로부터 로우레벨의 검출전압이 출력되면 상기 스위칭수단을 스위칭구동하는 스위치구동수단을 포함하여 구성된 것을 특징으로 하는 무선통신시스템용 전원장치.3. The method of claim 2, wherein the overvoltage detecting means comprises: first and second resistors connected in series between the first voltage output line and the second voltage output line, and a first connected in series between the first voltage output line and ground. Detection that the inverting terminal is coupled to the connection point of the third and fourth resistors and the first and second resistors, and the non-inverting terminal (+) is coupled to the connection point of the third and fourth resistors and applied to the inversion terminal (-). Comparison means for outputting a low level detection voltage when the voltage becomes higher than the reference voltage applied to the non-inverting terminal (+); and switch driving means for switching the switching means when the low level detection voltage is output from the comparison means. Power supply for a wireless communication system, characterized in that configured to include. 제3항에 있어서, 상기 비교수단의 출력과 스위칭구동수단의 사이에는 정전압다이오드가 추가로 설치되어 있는 것을 특징으로 하는 무선통신시스템용 전원장치.4. The power supply device for a wireless communication system according to claim 3, wherein a constant voltage diode is further provided between the output of said comparing means and the switching driving means. 제1항에 있어서, 상기 제3 전압출력라인을 통해 출력되는 전류값이 소정 범위를 벗어나는 경우에는 경보신호를 출력하는 전류검출수단을 추가로 포함하여 구성된 것을 특징으로 하는 무선통신시스템용 전원장치.The power supply device for a wireless communication system according to claim 1, further comprising a current detecting means for outputting an alarm signal when the current value output through the third voltage output line is out of a predetermined range. 제5항에 있어서, 상기 전류검출수단은 상기 제3 전압출력라인에 설치된 저항과, 이 저항 양단간의 전압차가 일정값 이상인 경우에는 경보신호를 출력하는 제1 비교수단 및, 상기 저항 양단간의 전압차가 일정값 이하인 경우에는 경보신호를 출력하는 제2 비교수단을 포함하여 구성된 것을 특징으로 하는 무선통신시스템용 전원장치.6. The current detecting means according to claim 5, wherein the current detecting means comprises: a first comparison means for outputting an alarm signal when the voltage difference between the resistor provided in the third voltage output line and the resistor is greater than or equal to a predetermined value; And a second comparing means for outputting an alarm signal when the predetermined value is less than a predetermined value. ※ 참고사항:최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950043782A 1995-11-25 1995-11-25 Power apparatus in a radio communication system KR0165619B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019950043782A KR0165619B1 (en) 1995-11-25 1995-11-25 Power apparatus in a radio communication system

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Application Number Priority Date Filing Date Title
KR1019950043782A KR0165619B1 (en) 1995-11-25 1995-11-25 Power apparatus in a radio communication system

Publications (2)

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KR970031493A true KR970031493A (en) 1997-06-26
KR0165619B1 KR0165619B1 (en) 1999-02-01

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KR1019950043782A KR0165619B1 (en) 1995-11-25 1995-11-25 Power apparatus in a radio communication system

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