KR100724903B1 - 부호분할 다중접속 단말기의 이득 조절 장치 - Google Patents
부호분할 다중접속 단말기의 이득 조절 장치 Download PDFInfo
- Publication number
- KR100724903B1 KR100724903B1 KR1019990056120A KR19990056120A KR100724903B1 KR 100724903 B1 KR100724903 B1 KR 100724903B1 KR 1019990056120 A KR1019990056120 A KR 1019990056120A KR 19990056120 A KR19990056120 A KR 19990056120A KR 100724903 B1 KR100724903 B1 KR 100724903B1
- Authority
- KR
- South Korea
- Prior art keywords
- voltage
- gain
- control
- multiple access
- division multiple
- 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
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/04—Transmission power control [TPC]
- H04W52/52—Transmission power control [TPC] using AGC [Automatic Gain Control] circuits or amplifiers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
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- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
- H04B2001/0408—Circuits with power amplifiers
- H04B2001/0416—Circuits with power amplifiers having gain or transmission power control
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Control Of Amplification And Gain Control (AREA)
Abstract
Description
Claims (3)
- 부호분할 다중접속 단말기의 이득 범위 조절 장치에 있어서,소정의 구동전압에 의해 동작되며 제어전압에 의해 입력 신호의 이득을 조절하여 출력하는 자동이득조절부와,소정의 제어신호에 의해 상기 자동이득조절부에 공급되는 상기 구동전압의 전압값을 변경시키는 전압조절부와,상기 구동전압 및 제어전압을 출력하며, 상기 제어신호를 발생하여 상기 전압조절부에 공급하여, 상기 자동이득조절부에 공급되는 상기 구동전압의 전압값을 변경시키는 제어부를 구비함을 특징으로 하는 장치.
- 제 1 항에 있어서, 상기 전압조절부는,상기 제어신호에 의해 상기 제어부에서 출력되는 상기 구동전압을 입력받아 상기 구동전압의 출력 경로를 변경시키는 역다중화부와,상기 역다중화부 출력단자에 각각 연결된 다수의 병렬 저항을 구비하며,상기 병렬 저항의 연결선택 여부에 따라 상기 구동전압의 전압값이 변경되는 것을 특징으로 하는 장치.
- 제 1 항에 있어서, 상기 제어부는,엠에스엠(MSM) 임을 특징으로 하는 장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990056120A KR100724903B1 (ko) | 1999-12-09 | 1999-12-09 | 부호분할 다중접속 단말기의 이득 조절 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990056120A KR100724903B1 (ko) | 1999-12-09 | 1999-12-09 | 부호분할 다중접속 단말기의 이득 조절 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010055054A KR20010055054A (ko) | 2001-07-02 |
KR100724903B1 true KR100724903B1 (ko) | 2007-06-04 |
Family
ID=19624520
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990056120A Expired - Fee Related KR100724903B1 (ko) | 1999-12-09 | 1999-12-09 | 부호분할 다중접속 단말기의 이득 조절 장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100724903B1 (ko) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990057177A (ko) * | 1997-12-29 | 1999-07-15 | 김영환 | 이동통신 단말기의 송신 전력제어 장치 |
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1999
- 1999-12-09 KR KR1019990056120A patent/KR100724903B1/ko not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990057177A (ko) * | 1997-12-29 | 1999-07-15 | 김영환 | 이동통신 단말기의 송신 전력제어 장치 |
Also Published As
Publication number | Publication date |
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KR20010055054A (ko) | 2001-07-02 |
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