KR101077551B1 - 무선통신시스템에서 저 전력 수신 장치 및 방법 - Google Patents
무선통신시스템에서 저 전력 수신 장치 및 방법 Download PDFInfo
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- KR101077551B1 KR101077551B1 KR1020090126225A KR20090126225A KR101077551B1 KR 101077551 B1 KR101077551 B1 KR 101077551B1 KR 1020090126225 A KR1020090126225 A KR 1020090126225A KR 20090126225 A KR20090126225 A KR 20090126225A KR 101077551 B1 KR101077551 B1 KR 101077551B1
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- South Korea
- Prior art keywords
- clock
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- receiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
- H04W52/0287—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level changing the clock frequency of a controller in the equipment
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- 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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Circuits Of Receivers In General (AREA)
- Transceivers (AREA)
Abstract
Description
Claims (10)
- 무선통신 시스템의 단말에서 전원을 절약하기 위한 수신 장치에 있어서,단말의 동작에 따라 캐리어를 검출하는 캐리어 검출부;상기 캐리어 검출부에 의해 검출된 캐리어에 따라 상기 단말의 동작 모드를 결정하는 수신단 유한상태장치;상기 수신단 유한상태장치에 의해 결정된 동작 모드가 캐리어 센싱을 위한 휴지 모드인 경우에는 제1 클록을 제공하고, 데이터 수신을 위한 활성 모드인 경우에는 상기 제1 클록보다 빠른 제2 클록을 제공하는 클록 선택부; 및상기 클록 선택부로부터 제공된 클록을 이용해 아날로그/디지털 변환을 수행하는 아날로그/디지털 변환부를 포함하는 단말에서 전원 절약을 위한 수신 장치.
- 삭제
- 제 1 항에 있어서,상기 클록 선택부는,상기 제1 클록과 상기 제2 클록을 발생하는 클록 생성부와,상기 수신단 유한상태장치에 의해 결정된 모드에 따라 상기 클럭 생성부에 의해 생성된 상기 제1 클록과 상기 제2 클록 중 어느 하나를 선택하는 선택부를 포함하는 단말에서 전원 절약을 위한 수신 장치.
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020090126225A KR101077551B1 (ko) | 2009-12-17 | 2009-12-17 | 무선통신시스템에서 저 전력 수신 장치 및 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020090126225A KR101077551B1 (ko) | 2009-12-17 | 2009-12-17 | 무선통신시스템에서 저 전력 수신 장치 및 방법 |
Publications (2)
Publication Number | Publication Date |
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KR20110069477A KR20110069477A (ko) | 2011-06-23 |
KR101077551B1 true KR101077551B1 (ko) | 2011-10-28 |
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KR1020090126225A KR101077551B1 (ko) | 2009-12-17 | 2009-12-17 | 무선통신시스템에서 저 전력 수신 장치 및 방법 |
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KR (1) | KR101077551B1 (ko) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090077404A1 (en) * | 2007-09-14 | 2009-03-19 | Gainspan, Inc. | Method and system of reducing power consumption of system on chip based on analog-to-digital control circuitry |
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- 2009-12-17 KR KR1020090126225A patent/KR101077551B1/ko active IP Right Grant
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090077404A1 (en) * | 2007-09-14 | 2009-03-19 | Gainspan, Inc. | Method and system of reducing power consumption of system on chip based on analog-to-digital control circuitry |
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KR20110069477A (ko) | 2011-06-23 |
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