CN1126006A - 用于无线接收机中的宽带鉴别器 - Google Patents
用于无线接收机中的宽带鉴别器 Download PDFInfo
- Publication number
- CN1126006A CN1126006A CN95190260.1A CN95190260A CN1126006A CN 1126006 A CN1126006 A CN 1126006A CN 95190260 A CN95190260 A CN 95190260A CN 1126006 A CN1126006 A CN 1126006A
- Authority
- CN
- China
- Prior art keywords
- signal
- bandwidth
- circuit
- coupled
- output signal
- 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
- 230000003321 amplification Effects 0.000 claims description 6
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 2
- 230000009897 systematic effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000010267 cellular communication Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
- H03D3/06—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
- H03D3/22—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by means of active elements with more than two electrodes to which two signals are applied derived from the signal to be demodulated and having a phase difference related to the frequency deviation, e.g. phase detector
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Noise Elimination (AREA)
- Circuits Of Receivers In General (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US22206294A | 1994-04-04 | 1994-04-04 | |
US08/222,062 | 1994-04-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1126006A true CN1126006A (zh) | 1996-07-03 |
CN1054717C CN1054717C (zh) | 2000-07-19 |
Family
ID=22830644
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN95190260A Expired - Lifetime CN1054717C (zh) | 1994-04-04 | 1995-02-06 | 用于无线接收机中的宽带鉴别器 |
Country Status (10)
Country | Link |
---|---|
US (1) | US5950118A (zh) |
EP (1) | EP0701750B1 (zh) |
JP (1) | JPH08511407A (zh) |
CN (1) | CN1054717C (zh) |
AU (1) | AU683730B2 (zh) |
BR (1) | BR9505869A (zh) |
CA (1) | CA2163559C (zh) |
DE (1) | DE69528503T2 (zh) |
SG (1) | SG54119A1 (zh) |
WO (1) | WO1995027340A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1083637C (zh) * | 1996-10-11 | 2002-04-24 | 齐尼思电子公司 | 用于译码有噪声编码数据传输信号的接收器 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09116338A (ja) * | 1995-10-19 | 1997-05-02 | Toshiba Corp | 遅延型fm復調回路 |
FR2742282B1 (fr) * | 1995-12-12 | 1998-02-13 | Matra Communication | Circuit demodulateur pour un signal a frequence modulee autour d'une frequence intermediaire |
FR2746560B1 (fr) * | 1996-03-19 | 1998-05-07 | Sagem | Procede de demodulation d'une porteuse modulee en frequence |
US6647245B1 (en) * | 1999-05-28 | 2003-11-11 | Glen V Rosenbaum | Subsidiary communication authorization (SCA) radio turner |
CA2292463C (en) * | 1999-12-17 | 2005-04-12 | Vtech Communications, Ltd. | Digitally-implemented demodulator |
US6798289B2 (en) * | 2002-05-31 | 2004-09-28 | Motorola, Inc. | System, apparatus and method for voltage to current conversion |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3392337A (en) * | 1965-02-09 | 1968-07-09 | Continental Electronics Mfg | Wide band frequency discriminator employing a constant delay |
US4328591A (en) * | 1979-04-23 | 1982-05-04 | Baghdady Elie J | Method and apparatus for signal detection, separation and suppression |
FR2510324A1 (fr) * | 1981-07-24 | 1983-01-28 | Radiotechnique | Procede de demodulation d'un signal module en frequence, et demodulateur selon ce procede |
JPS58212205A (ja) * | 1982-04-28 | 1983-12-09 | Toko Inc | Fm検波回路 |
US5307517A (en) * | 1991-10-17 | 1994-04-26 | Rich David A | Adaptive notch filter for FM interference cancellation |
US5339456A (en) * | 1991-12-11 | 1994-08-16 | Xetron Corporation | Method and circuit for non-cooperative interference suppression of radio frequency signals |
-
1995
- 1995-02-06 CA CA002163559A patent/CA2163559C/en not_active Expired - Lifetime
- 1995-02-06 DE DE69528503T patent/DE69528503T2/de not_active Expired - Lifetime
- 1995-02-06 WO PCT/US1995/001405 patent/WO1995027340A1/en active IP Right Grant
- 1995-02-06 CN CN95190260A patent/CN1054717C/zh not_active Expired - Lifetime
- 1995-02-06 AU AU18379/95A patent/AU683730B2/en not_active Expired
- 1995-02-06 EP EP95910170A patent/EP0701750B1/en not_active Expired - Lifetime
- 1995-02-06 BR BR9505869A patent/BR9505869A/pt not_active IP Right Cessation
- 1995-02-06 JP JP7525661A patent/JPH08511407A/ja active Pending
- 1995-02-06 SG SG1996000938A patent/SG54119A1/en unknown
- 1995-10-05 US US08/539,458 patent/US5950118A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1083637C (zh) * | 1996-10-11 | 2002-04-24 | 齐尼思电子公司 | 用于译码有噪声编码数据传输信号的接收器 |
Also Published As
Publication number | Publication date |
---|---|
WO1995027340A1 (en) | 1995-10-12 |
EP0701750A4 (en) | 1996-07-31 |
CN1054717C (zh) | 2000-07-19 |
JPH08511407A (ja) | 1996-11-26 |
EP0701750A1 (en) | 1996-03-20 |
DE69528503T2 (de) | 2003-02-13 |
EP0701750B1 (en) | 2002-10-09 |
AU1837995A (en) | 1995-10-23 |
CA2163559A1 (en) | 1995-10-12 |
AU683730B2 (en) | 1997-11-20 |
BR9505869A (pt) | 1996-02-21 |
CA2163559C (en) | 2000-11-07 |
US5950118A (en) | 1999-09-07 |
SG54119A1 (en) | 1998-11-16 |
DE69528503D1 (de) | 2002-11-14 |
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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: MOTOROLA MOBILE CO., LTD. Free format text: FORMER OWNER: MOTOROLA INC. Effective date: 20101230 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20101230 Address after: Illinois Instrunment Patentee after: Motorola Mobility LLC Address before: Illinois Patentee before: Motorola Inc. |
|
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20150206 Granted publication date: 20000719 |