CN101106411A - 多模接收电路 - Google Patents
多模接收电路 Download PDFInfo
- Publication number
- CN101106411A CN101106411A CNA2007101040383A CN200710104038A CN101106411A CN 101106411 A CN101106411 A CN 101106411A CN A2007101040383 A CNA2007101040383 A CN A2007101040383A CN 200710104038 A CN200710104038 A CN 200710104038A CN 101106411 A CN101106411 A CN 101106411A
- Authority
- CN
- China
- Prior art keywords
- received signal
- signal
- circuit
- signal intensity
- output
- 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.)
- Granted
Links
- 238000004891 communication Methods 0.000 claims abstract description 48
- 238000001514 detection method Methods 0.000 claims description 33
- 230000009471 action Effects 0.000 claims description 29
- 230000000052 comparative effect Effects 0.000 claims description 12
- 230000008676 import Effects 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000012545 processing Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 6
- 230000010363 phase shift Effects 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0012—Modulated-carrier systems arrangements for identifying the type of modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
- H04L27/06—Demodulator circuits; Receiver circuits
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
- H04L27/38—Demodulator circuits; Receiver circuits
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Circuits Of Receivers In General (AREA)
- Superheterodyne Receivers (AREA)
Abstract
Description
Claims (5)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006192903 | 2006-07-13 | ||
JP2006-192903 | 2006-07-13 | ||
JP2006192903A JP4674190B2 (ja) | 2006-07-13 | 2006-07-13 | マルチモード受信回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101106411A true CN101106411A (zh) | 2008-01-16 |
CN101106411B CN101106411B (zh) | 2012-12-12 |
Family
ID=38949233
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007101040383A Expired - Fee Related CN101106411B (zh) | 2006-07-13 | 2007-05-18 | 多模接收电路 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7769114B2 (zh) |
JP (1) | JP4674190B2 (zh) |
KR (1) | KR101310860B1 (zh) |
CN (1) | CN101106411B (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101309069B (zh) * | 2007-05-16 | 2010-06-23 | 华为技术有限公司 | 解调电路、数字微波系统和解调方法 |
JP4321646B2 (ja) * | 2007-09-04 | 2009-08-26 | ソニー株式会社 | デジタル放送受信装置 |
KR100906157B1 (ko) * | 2007-09-05 | 2009-07-03 | 한국전자통신연구원 | 전원선을 이용한 도청 방지 장치 및 방법 |
KR101098759B1 (ko) | 2008-04-21 | 2011-12-26 | 주식회사 코아로직 | 통합 모드 검출 장치, 그 검출 장치의 fft-모드검출장치, 가드-모드 검출장치 및 메모리 공유 구조 및통합 모드 검출방법 |
US9060336B2 (en) | 2009-06-19 | 2015-06-16 | Qualcomm Incorporated | Apparatus and methods for low power sensing of communication access technologies |
CA2839182C (en) * | 2010-07-07 | 2018-11-27 | Simon Fraser University | Methods and systems for control of human locomotion |
US8587501B2 (en) | 2011-02-17 | 2013-11-19 | Global Oled Technology Llc | Electroluminescent display device with optically communicating chiplets |
KR101251805B1 (ko) * | 2011-06-13 | 2013-04-09 | 주식회사 엘지유플러스 | 무선 서비스 영역 검출을 위한 이동 단말, 서버, 방법, 및 기록 매체 |
EP2547057A1 (en) * | 2011-07-15 | 2013-01-16 | ST-Ericsson SA | A method for demodulating the HT-SIG field used in WLAN standard |
CN109194347B (zh) * | 2018-10-12 | 2024-01-23 | 南京屹信航天科技有限公司 | 一种用于小型化odu接收通道的中频电路 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0258935A (ja) * | 1988-08-24 | 1990-02-28 | Icom Inc | 受信モード切り換え回路 |
JPH09172391A (ja) * | 1995-12-20 | 1997-06-30 | Fujitsu General Ltd | スペクトラム拡散通信方式 |
US6192070B1 (en) * | 1998-01-02 | 2001-02-20 | Mitsubishi Electric Research Laboratories, Inc. | Universal modem for digital video, audio and data communications |
JP3556464B2 (ja) | 1998-03-30 | 2004-08-18 | 株式会社東芝 | マルチモード無線機の通話断防止方法 |
JP3741866B2 (ja) * | 1998-06-05 | 2006-02-01 | 富士通株式会社 | 適応変調方式 |
US6201843B1 (en) * | 1999-02-25 | 2001-03-13 | L-3 Communications, Inc. | Rapid acquisition dispersive channel receiver integrated circuit |
US6356581B1 (en) * | 1999-05-28 | 2002-03-12 | Philips Electronics North American Corporation | Efficient method of providing symbol data from demodulator to a processor |
JP3567833B2 (ja) * | 1999-11-29 | 2004-09-22 | 三菱電機株式会社 | 情報端末 |
JP2002325108A (ja) * | 2001-02-20 | 2002-11-08 | Nippon Telegr & Teleph Corp <Ntt> | 変調方式自動識別受信機 |
JP3779562B2 (ja) * | 2001-06-01 | 2006-05-31 | Dxアンテナ株式会社 | ブースタ |
JP2002368829A (ja) * | 2001-06-06 | 2002-12-20 | Toyota Motor Corp | 変調方式識別装置および受信機 |
US6970681B2 (en) * | 2001-11-14 | 2005-11-29 | Broadcom, Corp. | Integrated multimode radio and components thereof |
US20040127173A1 (en) * | 2002-12-30 | 2004-07-01 | Motorola, Inc. | Multiple mode transmitter |
JP4000088B2 (ja) * | 2003-05-09 | 2007-10-31 | 松下電器産業株式会社 | 無線受信装置および受信フィルタリング方法 |
US7197291B2 (en) * | 2003-10-03 | 2007-03-27 | Motorola, Inc. | Multimode receiver and method for controlling signal interference |
US7016661B2 (en) | 2003-10-10 | 2006-03-21 | Motorola, Inc. | Multi-mode receiver for frequency error mitigation |
EP1681883A4 (en) * | 2003-10-31 | 2011-06-15 | Kyocera Corp | METHOD FOR DETERMINING TRANSMISSION RATE, BASE STATION APPARATUS AND ASSOCIATED TERMINAL APPARATUS |
KR100593176B1 (ko) * | 2004-06-16 | 2006-06-26 | 삼성전자주식회사 | 멀티 모드용 아날로그 베이스밴드 처리기 및 신호 처리 방법 |
US7515929B2 (en) * | 2005-04-27 | 2009-04-07 | Skyworks Solutions, Inc. | Receiver for a multimode radio |
-
2006
- 2006-07-13 JP JP2006192903A patent/JP4674190B2/ja active Active
-
2007
- 2007-05-15 KR KR1020070046937A patent/KR101310860B1/ko active IP Right Grant
- 2007-05-18 CN CN2007101040383A patent/CN101106411B/zh not_active Expired - Fee Related
- 2007-07-09 US US11/822,584 patent/US7769114B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US7769114B2 (en) | 2010-08-03 |
KR101310860B1 (ko) | 2013-09-25 |
JP2008022340A (ja) | 2008-01-31 |
US20080013651A1 (en) | 2008-01-17 |
KR20080007090A (ko) | 2008-01-17 |
JP4674190B2 (ja) | 2011-04-20 |
CN101106411B (zh) | 2012-12-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: OKI SEMICONDUCTOR CO., LTD. Free format text: FORMER OWNER: OKI ELECTRIC INDUSTRY CO., LTD. Effective date: 20131122 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20131122 Address after: Tokyo, Japan, Japan Patentee after: Lapis Semiconductor Co., Ltd. Address before: Tiger gate, 1, 7, 12, Tokyo harbour, Japan Patentee before: Oki Electric Industry Co., Ltd. |
|
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: Yokohama City, Kanagawa Prefecture, Japan Patentee after: Lapis Semiconductor Co., Ltd. Address before: Tokyo, Japan, Japan Patentee before: Lapis Semiconductor Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20170518 |
|
CF01 | Termination of patent right due to non-payment of annual fee |