CA1168312A - Technique for high rate digital transmission over a dynamic dispersive channel - Google Patents
Technique for high rate digital transmission over a dynamic dispersive channelInfo
- Publication number
- CA1168312A CA1168312A CA000380737A CA380737A CA1168312A CA 1168312 A CA1168312 A CA 1168312A CA 000380737 A CA000380737 A CA 000380737A CA 380737 A CA380737 A CA 380737A CA 1168312 A CA1168312 A CA 1168312A
- Authority
- CA
- Canada
- Prior art keywords
- signals
- symbols
- information
- values
- transmitted
- 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
Links
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- 230000005540 biological transmission Effects 0.000 title claims description 32
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- USNBCAPIYYPNGO-UHFFFAOYSA-N Decodine Natural products C12=C(O)C(OC)=CC=C2C(N2CCCCC2C2)CC2OC(=O)CCC2=CC=C(O)C1=C2 USNBCAPIYYPNGO-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H21/00—Adaptive networks
- H03H21/0012—Digital adaptive filters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/015—Reducing echo effects
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/163,516 US4365338A (en) | 1980-06-27 | 1980-06-27 | Technique for high rate digital transmission over a dynamic dispersive channel |
| US163,516 | 1980-06-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1168312A true CA1168312A (en) | 1984-05-29 |
Family
ID=22590361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000380737A Expired CA1168312A (en) | 1980-06-27 | 1981-06-26 | Technique for high rate digital transmission over a dynamic dispersive channel |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4365338A (enExample) |
| EP (1) | EP0054565B1 (enExample) |
| CA (1) | CA1168312A (enExample) |
| DE (1) | DE3152181T1 (enExample) |
| GB (1) | GB2089622B (enExample) |
| WO (1) | WO1982000228A1 (enExample) |
Families Citing this family (73)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0619904B2 (ja) * | 1983-05-20 | 1994-03-16 | 日本ビクター株式会社 | デジタル信号の波形処理方式 |
| US4639937A (en) * | 1983-12-07 | 1987-01-27 | Harris Corporation | HF avalanche relay communication technique |
| JPS6162241A (ja) * | 1984-09-04 | 1986-03-31 | Nec Corp | スイツチトキヤパシタ自動線路等化器 |
| US4675863A (en) * | 1985-03-20 | 1987-06-23 | International Mobile Machines Corp. | Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels |
| US4969211A (en) * | 1985-05-13 | 1990-11-06 | Plessey Overseas Limited | Transceiver interference cancellation system |
| US4815106A (en) * | 1986-04-16 | 1989-03-21 | Adaptive Networks, Inc. | Power line communication apparatus |
| US4825448A (en) * | 1986-08-07 | 1989-04-25 | International Mobile Machines Corporation | Subscriber unit for wireless digital telephone system |
| US4922506A (en) * | 1988-01-11 | 1990-05-01 | Sicom Corporation | Compensating for distortion in a communication channel |
| US4914699A (en) * | 1988-10-11 | 1990-04-03 | Itt Corporation | High frequency anti-jam communication system terminal |
| JPH04256238A (ja) * | 1991-02-07 | 1992-09-10 | Clarion Co Ltd | スペクトラム拡散変調装置 |
| US5151920A (en) * | 1991-09-10 | 1992-09-29 | Ncr Corporation | Radio LAN station with improved frame delimiter detection in a spread spectrum environment |
| US5329547A (en) * | 1993-03-11 | 1994-07-12 | Motorola, Inc. | Method and apparatus for coherent communication in a spread-spectrum communication system |
| US5546383A (en) | 1993-09-30 | 1996-08-13 | Cooley; David M. | Modularly clustered radiotelephone system |
| US5528634A (en) * | 1993-11-18 | 1996-06-18 | Motorola, Inc. | Trajectory directed timing recovery |
| US5627863A (en) * | 1994-07-15 | 1997-05-06 | Amati Communications Corporation | Frame synchronization in multicarrier transmission systems |
| US5790598A (en) * | 1996-03-01 | 1998-08-04 | Her Majesty The Queen In Right Of Canada | Block decision feedback equalizer |
| US5912931A (en) * | 1996-08-01 | 1999-06-15 | Nextel Communications | Method for multicarrier signal detection and parameter estimation in mobile radio communication channels |
| US6130894A (en) * | 1998-03-09 | 2000-10-10 | Broadcom Homenetworking, Inc. | Off-line broadband network interface |
| JPH11298374A (ja) * | 1998-04-13 | 1999-10-29 | Sony Corp | 疑似雑音符号発生回路及びその初期化方法 |
| US6320520B1 (en) * | 1998-09-23 | 2001-11-20 | Digital Fountain | Information additive group code generator and decoder for communications systems |
| US6307487B1 (en) | 1998-09-23 | 2001-10-23 | Digital Fountain, Inc. | Information additive code generator and decoder for communication systems |
| US7068729B2 (en) | 2001-12-21 | 2006-06-27 | Digital Fountain, Inc. | Multi-stage code generator and decoder for communication systems |
| WO2000074332A1 (en) * | 1999-06-01 | 2000-12-07 | Peter Monsen | Multiple access system and method for multibeam digital radio systems |
| US7072410B1 (en) | 1999-06-01 | 2006-07-04 | Peter Monsen | Multiple access system and method for multibeam digital radio systems |
| FI111578B (fi) * | 1999-10-13 | 2003-08-15 | U Nav Microelectronics Corp | Korrelaattori |
| US7088671B1 (en) | 1999-11-24 | 2006-08-08 | Peter Monsen | Multiple access technique for downlink multibeam digital radio systems |
| US7254171B2 (en) * | 2000-01-20 | 2007-08-07 | Nortel Networks Limited | Equaliser for digital communications systems and method of equalisation |
| US8131867B1 (en) | 2000-06-01 | 2012-03-06 | Qualcomm Incorporated | Dynamic layer congestion control for multicast transport |
| US6760374B1 (en) | 2000-09-19 | 2004-07-06 | Rockwell Collins, Inc. | Block decision feedback equalization method and apparatus |
| US6763064B1 (en) * | 2000-09-21 | 2004-07-13 | Rockwell Collins | Block decision directed equalization method and apparatus |
| US6486803B1 (en) | 2000-09-22 | 2002-11-26 | Digital Fountain, Inc. | On demand encoding with a window |
| US6411223B1 (en) * | 2000-10-18 | 2002-06-25 | Digital Fountain, Inc. | Generating high weight encoding symbols using a basis |
| US20040004945A1 (en) * | 2001-10-22 | 2004-01-08 | Peter Monsen | Multiple access network and method for digital radio systems |
| US9240810B2 (en) | 2002-06-11 | 2016-01-19 | Digital Fountain, Inc. | Systems and processes for decoding chain reaction codes through inactivation |
| EP2348640B1 (en) | 2002-10-05 | 2020-07-15 | QUALCOMM Incorporated | Systematic encoding of chain reaction codes |
| US7548598B2 (en) * | 2003-04-07 | 2009-06-16 | Harris Corporation | Method and apparatus for iteratively improving the performance of coded and interleaved communication systems |
| US7194025B2 (en) * | 2003-06-16 | 2007-03-20 | Harris Corporation | Updating adaptive equalizer coefficients using known or predictable bit patterns distributed among unknown data |
| US7139960B2 (en) | 2003-10-06 | 2006-11-21 | Digital Fountain, Inc. | Error-correcting multi-stage code generator and decoder for communication systems having single transmitters or multiple transmitters |
| KR100896684B1 (ko) * | 2004-01-27 | 2009-05-14 | 삼성전자주식회사 | 수신 성능이 향상된 디지털 방송 송수신 시스템 및 그의신호처리방법 |
| US7463672B2 (en) * | 2004-03-16 | 2008-12-09 | Peter Monsen | Technique for adaptive multiuser equalization in code division multiple access systems |
| KR100692596B1 (ko) * | 2004-05-06 | 2007-03-13 | 삼성전자주식회사 | 수신 성능이 향상된 디지털 방송 송수신 시스템 및 그의신호처리방법 |
| EP2202888A1 (en) | 2004-05-07 | 2010-06-30 | Digital Fountain, Inc. | File download and streaming system |
| US7526022B2 (en) * | 2004-05-19 | 2009-04-28 | Harris Corporation | Low complexity equalizer |
| WO2006020826A2 (en) * | 2004-08-11 | 2006-02-23 | Digital Fountain, Inc. | Method and apparatus for fast encoding of data symbols according to half-weight codes |
| US7590204B2 (en) * | 2005-02-14 | 2009-09-15 | Peter Monsen | Technique for adaptive equalization in band-limited high data rate communication over fading dispersive channels |
| US7751372B2 (en) * | 2005-09-23 | 2010-07-06 | Peter Monsen | Technique for adaptive data rate communication over fading dispersive channels |
| EP1942643B1 (en) * | 2005-10-25 | 2014-04-23 | NEC Corporation | Mobile telephone unit, codec circuit used in that mobile telephone unit, and automatic telephone-speaker-sound-level adjustment method |
| US9136983B2 (en) | 2006-02-13 | 2015-09-15 | Digital Fountain, Inc. | Streaming and buffering using variable FEC overhead and protection periods |
| US8065582B2 (en) * | 2006-02-13 | 2011-11-22 | Digital Fountain, Inc. | FEC streaming with aggregation of concurrent streams for FEC computation |
| US9270414B2 (en) | 2006-02-21 | 2016-02-23 | Digital Fountain, Inc. | Multiple-field based code generator and decoder for communications systems |
| WO2007134196A2 (en) | 2006-05-10 | 2007-11-22 | Digital Fountain, Inc. | Code generator and decoder using hybrid codes |
| US9432433B2 (en) | 2006-06-09 | 2016-08-30 | Qualcomm Incorporated | Enhanced block-request streaming system using signaling or block creation |
| US9419749B2 (en) | 2009-08-19 | 2016-08-16 | Qualcomm Incorporated | Methods and apparatus employing FEC codes with permanent inactivation of symbols for encoding and decoding processes |
| US9209934B2 (en) | 2006-06-09 | 2015-12-08 | Qualcomm Incorporated | Enhanced block-request streaming using cooperative parallel HTTP and forward error correction |
| US9380096B2 (en) | 2006-06-09 | 2016-06-28 | Qualcomm Incorporated | Enhanced block-request streaming system for handling low-latency streaming |
| US9178535B2 (en) | 2006-06-09 | 2015-11-03 | Digital Fountain, Inc. | Dynamic stream interleaving and sub-stream based delivery |
| US9386064B2 (en) | 2006-06-09 | 2016-07-05 | Qualcomm Incorporated | Enhanced block-request streaming using URL templates and construction rules |
| US7738548B2 (en) | 2007-01-08 | 2010-06-15 | Harris Corporation | System and method for communicating at low signal-to-noise ratio using injected training symbols |
| RU2010114256A (ru) | 2007-09-12 | 2011-10-20 | Диджитал Фаунтин, Инк. (Us) | Формирование и передача исходной идентификационной информации для обеспечения надежного обмена данными |
| KR101597090B1 (ko) * | 2008-06-19 | 2016-02-24 | 삼성전자주식회사 | 이동통신 시스템의 수신 장치 및 방법 |
| FR2936593B1 (fr) * | 2008-09-26 | 2010-10-15 | Guilbert Express Sa | Generateur d'air chaud |
| US9281847B2 (en) | 2009-02-27 | 2016-03-08 | Qualcomm Incorporated | Mobile reception of digital video broadcasting—terrestrial services |
| US9288010B2 (en) | 2009-08-19 | 2016-03-15 | Qualcomm Incorporated | Universal file delivery methods for providing unequal error protection and bundled file delivery services |
| US9917874B2 (en) | 2009-09-22 | 2018-03-13 | Qualcomm Incorporated | Enhanced block-request streaming using block partitioning or request controls for improved client-side handling |
| US20110280311A1 (en) | 2010-05-13 | 2011-11-17 | Qualcomm Incorporated | One-stream coding for asymmetric stereo video |
| US9596447B2 (en) | 2010-07-21 | 2017-03-14 | Qualcomm Incorporated | Providing frame packing type information for video coding |
| US9319448B2 (en) | 2010-08-10 | 2016-04-19 | Qualcomm Incorporated | Trick modes for network streaming of coded multimedia data |
| US8711956B2 (en) | 2011-02-07 | 2014-04-29 | Harris Corporation | Modified continuous phase modulation communications system and related methods |
| US9270299B2 (en) | 2011-02-11 | 2016-02-23 | Qualcomm Incorporated | Encoding and decoding using elastic codes with flexible source block mapping |
| US8958375B2 (en) | 2011-02-11 | 2015-02-17 | Qualcomm Incorporated | Framing for an improved radio link protocol including FEC |
| US9253233B2 (en) | 2011-08-31 | 2016-02-02 | Qualcomm Incorporated | Switch signaling methods providing improved switching between representations for adaptive HTTP streaming |
| US9843844B2 (en) | 2011-10-05 | 2017-12-12 | Qualcomm Incorporated | Network streaming of media data |
| US9294226B2 (en) | 2012-03-26 | 2016-03-22 | Qualcomm Incorporated | Universal object delivery and template-based file delivery |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3715666A (en) * | 1971-03-30 | 1973-02-06 | Bell Telephone Labor Inc | Fast start-up system for transversal equalizers |
| DE2822874A1 (de) * | 1976-02-28 | 1979-11-29 | Licentia Gmbh | Nachrichtenuebertragungsverfahren |
| US4038536A (en) * | 1976-03-29 | 1977-07-26 | Rockwell International Corporation | Adaptive recursive least mean square error filter |
| NL7605275A (nl) * | 1976-05-18 | 1977-11-22 | Philips Nv | Data-ontvanger met synchroniseer-reeks-detec- tieketen. |
| US4027258A (en) * | 1976-06-01 | 1977-05-31 | Xerox Corporation | Time domain automatic equalizer with frequency domain control |
| US4058713A (en) * | 1976-09-20 | 1977-11-15 | General Signal Corporation | Equalization by adaptive processing operating in the frequency domain |
-
1980
- 1980-06-27 US US06/163,516 patent/US4365338A/en not_active Expired - Lifetime
-
1981
- 1981-06-19 WO PCT/US1981/000834 patent/WO1982000228A1/en not_active Ceased
- 1981-06-19 EP EP81901969A patent/EP0054565B1/en not_active Expired
- 1981-06-19 GB GB8204633A patent/GB2089622B/en not_active Expired
- 1981-06-19 DE DE813152181T patent/DE3152181T1/de active Granted
- 1981-06-26 CA CA000380737A patent/CA1168312A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2089622A (en) | 1982-06-23 |
| EP0054565A1 (en) | 1982-06-30 |
| GB2089622B (en) | 1984-05-31 |
| WO1982000228A1 (en) | 1982-01-21 |
| DE3152181C2 (enExample) | 1992-06-11 |
| EP0054565B1 (en) | 1986-05-21 |
| US4365338A (en) | 1982-12-21 |
| DE3152181T1 (de) | 1982-09-23 |
| EP0054565A4 (en) | 1982-11-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |