KR970068198A - Wireless receiver and its power conservation method - Google Patents

Wireless receiver and its power conservation method Download PDF

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Publication number
KR970068198A
KR970068198A KR1019970009022A KR19970009022A KR970068198A KR 970068198 A KR970068198 A KR 970068198A KR 1019970009022 A KR1019970009022 A KR 1019970009022A KR 19970009022 A KR19970009022 A KR 19970009022A KR 970068198 A KR970068198 A KR 970068198A
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KR
South Korea
Prior art keywords
value
signal
wireless receiver
predetermined
sensitivity value
Prior art date
Application number
KR1019970009022A
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Korean (ko)
Inventor
빈프리트 잔센
Original Assignee
오트.게.아.롤페즈
필립스 일렉트로닉스 엔. 브이.
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.)
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Publication date
Application filed by 오트.게.아.롤페즈, 필립스 일렉트로닉스 엔. 브이. filed Critical 오트.게.아.롤페즈
Publication of KR970068198A publication Critical patent/KR970068198A/en

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Classifications

    • 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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3068—Circuits generating control signals for both R.F. and I.F. stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3078—Circuits generating control signals for digitally modulated signals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Circuits Of Receivers In General (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Superheterodyne Receivers (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

신호 세기가 어떤 비트 에러율을 주는 민감도 값을 소정의 양만큼 초과하는 경우는 항상 rf 스테이지(12, 14)의 이득이 제어되는 무선 수신기 전력 보전 방법.A method of preserving wireless receiver power in which the gain of the rf stage (12, 14) is always controlled when the signal strength exceeds a certain amount of sensitivity giving a bit error rate.

Description

무선 수신기 및 그 전력 보존 방법Wireless receiver and its power conservation method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

도1은 제로 IF 수신기의 구성적 블록도.1 is a schematic block diagram of a zero IF receiver.

Claims (10)

무선 수신기의 전력 보존 방법에 있어서, rf스테이지의 이득은 신호 세시가 어떤 비트 에러율을 주는 민감도 값을 소정의 양 만큼 초과하는 경우 제어되는 것을 특징으로 하는 무선 수신기 전력 보존 방법.A method of conserving power in a wireless receiver, the gain of the rf stage is controlled when the signal timing exceeds a sensitivity value giving a certain bit error rate by a predetermined amount. 무선 수신기의 전력 보존 방법에 있어서, 소정의 비트 에러율에 대한 최소 민감도 값을 결정하는 단계; 상기 최소 민감도 값 보다 큰 소정의 민감도 값을 설정하는 단계; 및 상기 소정의 민감도 값을 초과하는 신호 세기에 응답하여 무선 수신기의 입력 스테이지에 이득 제어를 제공하는 단계를 구비하는 것을 특징으로 하는 무선 수신기 전력 보존 방법.CLAIMS 1. A method of conserving power in a wireless receiver, comprising: determining a minimum sensitivity value for a predetermined bit error rate; Setting a predetermined sensitivity value that is greater than the minimum sensitivity value; And providing gain control to an input stage of a wireless receiver in response to a signal strength exceeding the predetermined sensitivity value. 제2항에 있어서, 상기 소정의 민감도 값은 상기 최소값 보다 큰 20dB정도 까지의 값에서 설정되는 것을 특징으로 하는 무선 수신기 전력 보존 방법.3. The method of claim 2, wherein the predetermined sensitivity value is set at a value up to about 20 dB greater than the minimum value. 제2항에 있어서, 상기 소정의 민감도 값은 상기 최소값 보다 큰 15dB정도로 설정되는 것을 특징으로 하는 무선 수신기 전력 보존 방법.3. The method of claim 2, wherein the predetermined sensitivity value is set to about 15 dB greater than the minimum value. 무선 수신기에 있어서, 입력 rf수신기를 검출하는 수단; 상기 검출 수단에 연결된 rf신호 증폭수단; 입력rf신호의 세기를 결정하는 수단; 소정의 비트 에러율을 주도록 최소 민감도 값을 소정의 약 만큼 초과하는 임계 신호 세기 값을 설정하는 수단; 및 임계 값을 초과하는 소정의 신호 세기에 응답하여 rf 신호 증폭 수단의 이득을 제어하는 수단을 구비하는 것을 특징으로 하는 무선 수신기CLAIMS 1. A wireless receiver, comprising: means for detecting an input rf receiver; Rf signal amplifying means connected to said detecting means; Means for determining the strength of the input rf signal; Means for setting a threshold signal strength value that exceeds a minimum sensitivity value by a predetermined amount to give a predetermined bit error rate; And means for controlling the gain of the rf signal amplifying means in response to a predetermined signal strength exceeding a threshold value. 제5항에 있어서, 상기 임계 세기 값은 최소 민감도 값 보다 큰 20dB정도 까지의 값으로 설정되는 것을 특징으로하는 무선 수신기.6. The wireless receiver of claim 5, wherein the threshold intensity value is set to a value up to about 20 dB greater than the minimum sensitivity value. 제5항에 있어서, 상기 임계 신호 세기 값은 최소 민감도 값 보다 큰 15dB정도로 설정되는 것을 특징으로하는 무선 수신기.6. The wireless receiver of claim 5, wherein the threshold signal strength value is set to about 15 dB greater than a minimum sensitivity value. 제5항에 있어서, rf 신호 증폭 수단의 신호 입력에 연결된 진폭 제한 수단을 구비하는 것을 특징으로하는 무선 수신기.6. A radio receiver as claimed in claim 5, comprising amplitude limiting means connected to the signal input of the rf signal amplifying means. 제5항에 있어서, rf 신호 증폭 수단의 신호 입력에 연결된 가변 신호 감쇠 수단을 구비하며, 상기 가변 신호 감쇠 수단의 감쇠 정도는 이득 제어 수단에 의해 결정되는 것을특징으로하는 무선 수신기.6. A radio receiver according to claim 5, comprising variable signal attenuation means connected to the signal input of the rf signal amplification means, wherein the degree of attenuation of the variable signal attenuation means is determined by the gain control means. 제9항에 있어서, 가변 신호 감쇠 수단은 PIN다이오드를 구비하는 것을 특징으로 하는 무선 수신기.10. The radio receiver of claim 9 wherein the variable signal attenuation means comprises a PIN diode. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019970009022A 1996-03-14 1997-03-12 Wireless receiver and its power conservation method KR970068198A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP96301740 1996-03-14
EP96301740.5 1996-03-14

Publications (1)

Publication Number Publication Date
KR970068198A true KR970068198A (en) 1997-10-13

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KR1019970009022A KR970068198A (en) 1996-03-14 1997-03-12 Wireless receiver and its power conservation method

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JP (1) JPH1013282A (en)
KR (1) KR970068198A (en)
CN (1) CN1164781A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2022192C (en) * 1989-08-04 1995-03-21 Shigemi Maeda Optical disk recording/reproducing device
KR100856343B1 (en) * 2000-09-25 2008-09-04 톰슨 라이센싱 에스.에이. Apparatus and method for optimizing the level of RF signals based upon the information stored on a memory
JP3444283B2 (en) 2000-10-31 2003-09-08 日本電気株式会社 Spread spectrum communication receiver
JP2008042765A (en) * 2006-08-09 2008-02-21 Sharp Corp Receiving system
KR100788638B1 (en) * 2006-10-20 2007-12-26 (주)에프씨아이 Low if receiver reducing the image signal and the image signal rejection method used by the receiver

Also Published As

Publication number Publication date
JPH1013282A (en) 1998-01-16
CN1164781A (en) 1997-11-12

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