NO144505C - Mottager. - Google Patents
Mottager.Info
- Publication number
- NO144505C NO144505C NO762354A NO762354A NO144505C NO 144505 C NO144505 C NO 144505C NO 762354 A NO762354 A NO 762354A NO 762354 A NO762354 A NO 762354A NO 144505 C NO144505 C NO 144505C
- Authority
- NO
- Norway
- Prior art keywords
- receiver
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
- H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
- H04L25/03038—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure
- H04L25/03044—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure using fractionally spaced delay lines or combinations of fractionally integrally spaced taps
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
- H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
- H04L25/03038—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure
- H04L25/0305—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure using blind adaptation
-
- 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)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Pinball Game Machines (AREA)
- Filters That Use Time-Delay Elements (AREA)
- Circuits Of Receivers In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/598,244 US3978407A (en) | 1975-07-23 | 1975-07-23 | Fast start-up adaptive equalizer communication system using two data transmission rates |
Publications (3)
Publication Number | Publication Date |
---|---|
NO762354L NO762354L (ja) | 1977-01-25 |
NO144505B NO144505B (no) | 1981-06-01 |
NO144505C true NO144505C (no) | 1981-09-09 |
Family
ID=24394800
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO762354A NO144505C (no) | 1975-07-23 | 1976-07-06 | Mottager. |
Country Status (14)
Country | Link |
---|---|
US (1) | US3978407A (ja) |
JP (1) | JPS5215212A (ja) |
AU (1) | AU498679B2 (ja) |
BE (1) | BE844301A (ja) |
BR (1) | BR7604779A (ja) |
CA (1) | CA1061005A (ja) |
CH (1) | CH614084A5 (ja) |
DE (1) | DE2633083A1 (ja) |
FR (1) | FR2319254A1 (ja) |
GB (1) | GB1536044A (ja) |
IT (1) | IT1070620B (ja) |
NL (1) | NL7608143A (ja) |
NO (1) | NO144505C (ja) |
SE (1) | SE417152B (ja) |
Families Citing this family (64)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4047013A (en) * | 1975-07-09 | 1977-09-06 | International Business Machines Corporation | Method and apparatus for fast determination of initial transversal equalizer coefficient values |
FR2337465A1 (fr) * | 1975-12-30 | 1977-07-29 | Ibm France | Procede et dispositif pour determiner les valeurs initiales des coefficients d'un egaliseur transversal complexe |
NL7605275A (nl) * | 1976-05-18 | 1977-11-22 | Philips Nv | Data-ontvanger met synchroniseer-reeks-detec- tieketen. |
US4336613A (en) * | 1977-06-30 | 1982-06-22 | Texas Instruments Incorporated | Charge coupled device filters and modems incorporating such filters |
US4151491A (en) * | 1977-09-28 | 1979-04-24 | Harris Corporation | Technique for supplying reference for an adaptive equalizer when multiple phase signals are transmitted |
US4176380A (en) * | 1978-01-09 | 1979-11-27 | International Business Machines Corporation | Adaptive speed/interblock gap control for tape drive |
US4539689A (en) * | 1978-04-26 | 1985-09-03 | Racal Data Communications, Inc. | Fast learn digital adaptive equalizer |
FR2428946A1 (fr) * | 1978-06-13 | 1980-01-11 | Ibm France | Procede et dispositif pour initialiser un egaliseur adaptatif a partir d'un signal de donnees inconnu dans un systeme de transmission utilisant la modulation d'amplitude en quadrature |
US4290139A (en) * | 1978-12-22 | 1981-09-15 | General Datacomm Industries, Inc. | Synchronization of a data communication receiver with a received signal |
US4270205A (en) * | 1979-02-27 | 1981-05-26 | Phillips Petroleum Company | Serial line communication system |
US4390947A (en) * | 1979-02-27 | 1983-06-28 | Phillips Petroleum Company | Serial line communication system |
FR2454732A1 (fr) * | 1979-04-17 | 1980-11-14 | Ibm France | Procede et dispositif pour initialiser un egaliseur adaptatif a partir d'un signal de donnees inconnu dans un systeme de transmission utilisant une modulation a double bande laterale-porteuses en quadrature |
FR2478914B1 (fr) * | 1980-03-19 | 1986-01-31 | Ibm France | Procede et dispositif pour l'ajustement initial de l'horloge d'un recepteur de donnees synchrone |
US4313202A (en) * | 1980-04-03 | 1982-01-26 | Codex Corporation | Modem circuitry |
US4344176A (en) * | 1980-04-03 | 1982-08-10 | Codex Corporation | Time recovery circuitry in a modem receiver |
US4439864A (en) * | 1980-04-03 | 1984-03-27 | Codex Corporation | Modem circuitry |
JPS56149820A (en) * | 1980-04-23 | 1981-11-19 | Nec Corp | Analog automatic equalizer and its driving method |
JPS56149819A (en) * | 1980-04-23 | 1981-11-19 | Nec Corp | Analog automatic equalizer and its driving method |
JPS572136A (en) * | 1980-06-04 | 1982-01-07 | Toshiba Corp | Demodulating device |
US4411000A (en) * | 1980-09-08 | 1983-10-18 | Bell Telephone Laboratories, Incorporated | Timing recovery technique |
JPS57162514A (en) * | 1981-03-31 | 1982-10-06 | Toshiba Corp | Filter circuit |
DE3380390D1 (en) * | 1982-01-28 | 1989-09-14 | Fujitsu Ltd | Data transmitting-receiving system |
US4494239A (en) * | 1982-05-26 | 1985-01-15 | At&T Bell Laboratories | Frame synchronization and phase ambiguity resolution in QAM transmission systems |
US4458356A (en) * | 1982-07-02 | 1984-07-03 | Bell Telephone Laboratories, Incorporated | Carrier recovery circuit |
US4606045A (en) * | 1982-08-02 | 1986-08-12 | Trw Inc. | Method and apparatus for detecting an equalizer training period in a receiving-end modem |
US4462108A (en) * | 1982-08-02 | 1984-07-24 | Trw Inc. | Modem signal acquisition technique |
JPS5980026A (ja) * | 1982-10-30 | 1984-05-09 | Nec Corp | トレ−ニング検出回路 |
US4494240A (en) * | 1983-01-03 | 1985-01-15 | Codex Corporation | Modem end of message detector |
US4555790A (en) * | 1983-06-30 | 1985-11-26 | Betts William L | Digital modem having a monitor for signal-to-noise ratio |
EP0134860B1 (en) * | 1983-09-21 | 1988-09-07 | Trw Inc. | Improved modem signal acquisition technique |
GB2166311B (en) * | 1984-10-25 | 1988-07-27 | Gen Electric Co Plc | Receiving apparatus |
US4796279A (en) * | 1984-12-11 | 1989-01-03 | Paradyne Corporation | Subrate preamble decoder for a high speed modem |
US4723216A (en) * | 1985-08-01 | 1988-02-02 | General Electric Company | Digital frequency-locked loop for use with staggered sampling systems |
US4773083A (en) * | 1985-11-08 | 1988-09-20 | Raytheon Company | QPSK demodulator |
US4769816A (en) * | 1985-11-08 | 1988-09-06 | Raytheon Company | Qpsk demodulator |
US4759039A (en) * | 1986-10-20 | 1988-07-19 | American Telephone & Telegraph Company | Simplified recovery of data signals from quadrature-related carrier signals |
FR2606238B1 (fr) * | 1986-10-31 | 1988-12-09 | Trt Telecom Radio Electr | Boucle a verrouillage de phase entierement numerique |
CA1290083C (en) * | 1987-06-10 | 1991-10-01 | Grass Valley Group, Inc. (The) | Analog "blue" signal detector |
JPS6455942A (en) * | 1987-08-27 | 1989-03-02 | Fujitsu Ltd | Multi-value quadrature amplitude modulation demodulation system |
US5223843A (en) * | 1988-01-05 | 1993-06-29 | Rockwell International Corporation | High performance global positioning system receiver means and method |
JPH01183909A (ja) * | 1988-01-18 | 1989-07-21 | Nec Corp | トランスヴァーサルフィルタ |
FR2650137B1 (ja) * | 1989-07-18 | 1994-10-28 | France Etat | |
EP0413875B1 (en) * | 1989-08-21 | 1994-06-01 | International Business Machines Corporation | Timing control for modem receivers |
US5297165A (en) * | 1990-07-06 | 1994-03-22 | Nippon Telegraph And Telephone Corporation | Equalizer for radio receive signal |
US5309483A (en) * | 1991-09-16 | 1994-05-03 | Motorola, Inc. | Data recovery device |
US5157276A (en) * | 1991-09-26 | 1992-10-20 | Tektronix, Inc. | Low jitter clock phase adjust system |
US5495501A (en) * | 1992-09-02 | 1996-02-27 | Fujitsu Limited | Communication system including a digital roll-off filter |
JP3693301B2 (ja) * | 1993-05-07 | 2005-09-07 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 改善されたタイミング手段を有する受信機からなる送信方式 |
US5504785A (en) * | 1993-05-28 | 1996-04-02 | Tv/Com Technologies, Inc. | Digital receiver for variable symbol rate communications |
JP2911773B2 (ja) * | 1994-03-18 | 1999-06-23 | 富士通株式会社 | ディジタル多重無線受信装置 |
TW282601B (ja) * | 1995-01-24 | 1996-08-01 | Ibm | |
US6052812A (en) * | 1998-01-07 | 2000-04-18 | Pocketscience, Inc. | Messaging communication protocol |
US20020167949A1 (en) * | 1998-02-26 | 2002-11-14 | Gordon Bremer | Apparatus and method for asynchronous transfer mode (ATM) adaptive time domain duplex (ATDD) communication |
US6950444B1 (en) * | 1999-08-24 | 2005-09-27 | Paradyne Corporation | System and method for a robust preamble and transmission delimiting in a switched-carrier transceiver |
US20020021750A1 (en) * | 2000-05-12 | 2002-02-21 | Belotserkovsky Maxim B. | Method and apparatus for selective equalizer tap initialization in an OFDM system |
US7061976B1 (en) * | 2001-07-19 | 2006-06-13 | Conexant Systems, Inc. | Multiple symbol rate burst equalizer training |
US7227914B2 (en) * | 2001-12-12 | 2007-06-05 | Harris Corporation | Automatic gain control for digital signals |
US6751271B2 (en) * | 2002-08-06 | 2004-06-15 | Scientific-Atlanta, Inc. | Detecting a carrier signal by using a power averaging circuit |
US7187736B2 (en) * | 2003-02-13 | 2007-03-06 | Motorola Inc. | Reducing interference in a GSM communication system |
US20060200510A1 (en) * | 2005-01-31 | 2006-09-07 | Wang Cindy C | Precision cordic processor |
US7839923B2 (en) * | 2005-06-22 | 2010-11-23 | Marvell World Trade Ltd. | Method and system for equalizing received signals in communications systems |
US8718193B2 (en) * | 2006-11-20 | 2014-05-06 | Proteus Digital Health, Inc. | Active signal processing personal health signal receivers |
US9385858B2 (en) * | 2013-02-20 | 2016-07-05 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Timing phase estimation for clock and data recovery |
KR102429907B1 (ko) | 2015-11-06 | 2022-08-05 | 삼성전자주식회사 | 소스 드라이버의 동작 방법, 디스플레이 구동 회로 및 디스플레이 구동 회로의 동작 방법 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3648171A (en) * | 1970-05-04 | 1972-03-07 | Bell Telephone Labor Inc | Adaptive equalizer for digital data systems |
US3629736A (en) * | 1970-10-02 | 1971-12-21 | Bell Telephone Labor Inc | System for generating initial settings for an automatic transversal equalizer |
DE2112288B2 (de) * | 1971-03-15 | 1979-08-02 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Nachrichtenuebertragungssystem mit wenigstens zwei Endstellen zur digitalen UEbertragung von Sprache |
US3715666A (en) * | 1971-03-30 | 1973-02-06 | Bell Telephone Labor Inc | Fast start-up system for transversal equalizers |
FR2151225A5 (ja) * | 1971-08-20 | 1973-04-13 | Ibm France | |
US3887768A (en) * | 1971-09-14 | 1975-06-03 | Codex Corp | Signal structures for double side band-quadrature carrier modulation |
US3935535A (en) * | 1974-09-09 | 1976-01-27 | Hycom Incorporated | Fast equalization acquisition for automatic adaptive digital modem |
-
1975
- 1975-07-23 US US05/598,244 patent/US3978407A/en not_active Expired - Lifetime
-
1976
- 1976-06-25 GB GB26638/76A patent/GB1536044A/en not_active Expired
- 1976-07-06 NO NO762354A patent/NO144505C/no unknown
- 1976-07-07 CA CA256,531A patent/CA1061005A/en not_active Expired
- 1976-07-13 CH CH899176A patent/CH614084A5/xx not_active IP Right Cessation
- 1976-07-19 BE BE169051A patent/BE844301A/xx not_active IP Right Cessation
- 1976-07-20 FR FR7622145A patent/FR2319254A1/fr active Granted
- 1976-07-20 IT IT68813/76A patent/IT1070620B/it active
- 1976-07-22 DE DE19762633083 patent/DE2633083A1/de not_active Ceased
- 1976-07-22 BR BR7604779A patent/BR7604779A/pt unknown
- 1976-07-22 NL NL7608143A patent/NL7608143A/xx not_active Application Discontinuation
- 1976-07-23 SE SE7608415A patent/SE417152B/xx not_active IP Right Cessation
- 1976-07-23 JP JP51088076A patent/JPS5215212A/ja active Pending
- 1976-07-23 AU AU16206/76A patent/AU498679B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BR7604779A (pt) | 1977-08-02 |
US3978407A (en) | 1976-08-31 |
NO762354L (ja) | 1977-01-25 |
FR2319254A1 (fr) | 1977-02-18 |
CA1061005A (en) | 1979-08-21 |
BE844301A (fr) | 1976-11-16 |
AU1620676A (en) | 1978-01-26 |
NL7608143A (nl) | 1977-01-25 |
NO144505B (no) | 1981-06-01 |
AU498679B2 (en) | 1979-03-22 |
IT1070620B (it) | 1985-04-02 |
DE2633083A1 (de) | 1977-02-10 |
CH614084A5 (ja) | 1979-10-31 |
GB1536044A (en) | 1978-12-20 |
FR2319254B1 (ja) | 1981-09-25 |
SE7608415L (sv) | 1977-01-24 |
SE417152B (sv) | 1981-02-23 |
JPS5215212A (en) | 1977-02-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NO144505C (no) | Mottager. | |
NL7602665A (nl) | Zender-ontvanger. | |
NL188876C (nl) | Radio-ontvanger. | |
NL7613033A (nl) | Informatieontvanger. | |
NL7611529A (nl) | Ontvanger-protector. | |
NL163917C (nl) | Radio-ontvanginrichting. | |
NL7606236A (nl) | Gesubstitueerde pyridazonen. | |
NL189637C (nl) | Radio-ontvanger. | |
NL7609398A (nl) | Op afstand bestuurde ontvanger. | |
BE849303A (fr) | Tranducteur. | |
NL7603424A (nl) | Fm-ontvanger. | |
NL7612714A (nl) | Gesubstitueerde tetraaelkylpiperidin-4-oximen. | |
NL7609671A (nl) | Facsimile ontvanger. | |
ES213717Y (es) | Apero de labranza intercepas. | |
NL188972C (nl) | Radio-ontvanger. | |
NL7604698A (nl) | Am stereo-ontvanger. | |
ES212889Y (es) | Cohete-senal. | |
ES209316Y (es) | Muneco mecanico. | |
DK151559C (da) | Kartonaeske. | |
IT1036362B (it) | Apparicchio radioricevitore | |
ES210213Y (es) | Autorradio-magnetofono de teclado. | |
ES216446Y (es) | Alpargata mejorada. | |
ES210500Y (es) | Sembradora-abonadora mejorada. | |
ES212079Y (es) | Capsula-precinto mejorada. | |
ES211018Y (es) | Tapa-juntas. |