ID20298A - MODEM UNTUK SISTEM TELEPON PELANGGAN R.F. (Pecahan dari P-003023) - Google Patents

MODEM UNTUK SISTEM TELEPON PELANGGAN R.F. (Pecahan dari P-003023)

Info

Publication number
ID20298A
ID20298A IDP98103487A ID981034A ID20298A ID 20298 A ID20298 A ID 20298A ID P98103487 A IDP98103487 A ID P98103487A ID 981034 A ID981034 A ID 981034A ID 20298 A ID20298 A ID 20298A
Authority
ID
Indonesia
Prior art keywords
modem
fraction
phone system
customer phone
customer
Prior art date
Application number
IDP98103487A
Other languages
English (en)
Indonesian (id)
Inventor
Eric Paneth
David N Chritchlow
Moshe Yehushua
Original Assignee
Internat Mobile Machine Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to US06/713,923 priority Critical patent/US4644561A/en
Priority to DK198504270A priority patent/DK174787B1/da
Priority to AU47676/85A priority patent/AU581249B2/en
Priority to IL76617A priority patent/IL76617A/xx
Priority to SE8504663A priority patent/SE463491B/sv
Priority to IN852/DEL/85A priority patent/IN165182B/en
Priority to GB8525463A priority patent/GB2174274B/en
Priority to CA000493682A priority patent/CA1234873A/en
Priority to IE2730/85A priority patent/IE56779B1/en
Priority to KR1019850008217A priority patent/KR910000740B1/ko
Priority to BR8505597A priority patent/BR8505597A/pt
Priority to NO854602A priority patent/NO179929C/no
Priority to NL8503399A priority patent/NL192908C/nl
Priority to FR8519244A priority patent/FR2579392B1/fr
Priority to FI855174A priority patent/FI86237C/fi
Priority to CH5546/85A priority patent/CH668675A5/fr
Priority to AT0378285A priority patent/AT408169B/de
Priority to CN86100014.5A priority patent/CN1004532B/zh
Priority to BE0/216097A priority patent/BE903986A/fr
Priority to JP61039330A priority patent/JP2543342B2/ja
Priority to IT47780/86A priority patent/IT1191293B/it
Priority to DE3609394A priority patent/DE3609394C2/de
Priority to MX1940A priority patent/MX161796A/es
Priority to US06/920,230 priority patent/US4764940A/en
Application filed by Internat Mobile Machine Corp filed Critical Internat Mobile Machine Corp
Priority to IDP98103487A priority patent/ID20298A/id
Priority to AU21624/88A priority patent/AU588512B2/en
Priority to CA000584023A priority patent/CA1324642C/en
Publication of ID20298A publication Critical patent/ID20298A/id
Priority to SG651/89A priority patent/SG65189G/en
Priority to HK960/89A priority patent/HK96089A/xx
Priority to JP7348918A priority patent/JP2926311B2/ja

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/04—Position modulation, i.e. PPM
    • 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
    • H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
    • H04L27/2271—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals
    • H04L27/2273—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals associated with quadrature demodulation, e.g. Costas loop
    • 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
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Communication Control (AREA)
IDP98103487A 1985-03-20 1987-02-12 MODEM UNTUK SISTEM TELEPON PELANGGAN R.F. (Pecahan dari P-003023) ID20298A (id)

Priority Applications (30)

Application Number Priority Date Filing Date Title
US06/713,923 US4644561A (en) 1985-03-20 1985-03-20 Modem for RF subscriber telephone system
DK198504270A DK174787B1 (da) 1985-03-20 1985-09-20 Multipel fase-demodulator, modem omfattende en multipel fase-demodulator samt system til at konvertere en bitstrøm
AU47676/85A AU581249B2 (en) 1985-03-20 1985-09-23 Modem for telephone systems
SE8504663A SE463491B (sv) 1985-03-20 1985-10-09 Flerfasmodulator, flerfasdemodulator, modem samt system foer omvandling av ett bitfloede
IL76617A IL76617A (en) 1985-03-20 1985-10-09 Modem for telephone system
IN852/DEL/85A IN165182B (zh) 1985-03-20 1985-10-15
GB8525463A GB2174274B (en) 1985-03-20 1985-10-16 Modem for telephone systems
CA000493682A CA1234873A (en) 1985-03-20 1985-10-23 Modem for rf subscriber telephone system
IE2730/85A IE56779B1 (en) 1985-03-20 1985-11-04 Modem for telephone systems
KR1019850008217A KR910000740B1 (ko) 1985-03-20 1985-11-04 전화 시스템용 변복조장치
BR8505597A BR8505597A (pt) 1985-03-20 1985-11-07 Modulador polifasico,demodulador polifasico,modem e sistema para converter uma corrente de bits,na qual cada numero dado de sucessivos bits define um simbolo,em um sinal de frequencia intermediaria(fi)modulado em fase
NO854602A NO179929C (no) 1985-03-20 1985-11-18 Multifasedemodulator, modem innbefattende en multifasemodulator samt system for å omforme en bit-ström
NL8503399A NL192908C (nl) 1985-03-20 1985-12-10 Modem voor abonneetelefoonsysteem.
FR8519244A FR2579392B1 (fr) 1985-03-20 1985-12-26 Modem pour systemes telephoniques
CH5546/85A CH668675A5 (fr) 1985-03-20 1985-12-30 Modulateur de phases multiples, demodulateur, modem les comprenant et installation de transmission.
FI855174A FI86237C (fi) 1985-03-20 1985-12-30 Modem foer radiofrekvent abonnenttelefonsystem.
AT0378285A AT408169B (de) 1985-03-20 1985-12-31 Modem für rf teilnehmertelephonsystem
CN86100014.5A CN1004532B (zh) 1985-03-20 1986-01-04 用于射频用户电话系统的调制解调器
BE0/216097A BE903986A (fr) 1985-03-20 1986-01-06 Modem pour systemes telephoniques
JP61039330A JP2543342B2 (ja) 1985-03-20 1986-02-26 Ｒｆ加入者電話システム用モデム
IT47780/86A IT1191293B (it) 1985-03-20 1986-03-17 Modem per sistema telefonico di abbonato a radiofrequenza
DE3609394A DE3609394C2 (de) 1985-03-20 1986-03-20 Modem für Telefonsystem
MX1940A MX161796A (es) 1985-03-20 1986-05-20 Mejoras en modem para sistema telefonico de rf de subscriptor
US06/920,230 US4764940A (en) 1985-03-20 1986-11-24 Modem for RF subscriber telephone system
IDP98103487A ID20298A (id) 1985-03-20 1987-02-12 MODEM UNTUK SISTEM TELEPON PELANGGAN R.F. (Pecahan dari P-003023)
AU21624/88A AU588512B2 (en) 1985-03-20 1988-08-29 Multiple phase demodulator for modem telephone systems
CA000584023A CA1324642C (en) 1985-03-20 1988-11-24 Modem for rf subscriber telephone system
SG651/89A SG65189G (en) 1985-03-20 1989-09-20 Modem for telephone systems
HK960/89A HK96089A (en) 1985-03-20 1989-11-30 Modem for telephone systems
JP7348918A JP2926311B2 (ja) 1985-03-20 1995-12-08 無線加入者電話システム用の信号変換システム

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US06/713,923 US4644561A (en) 1985-03-20 1985-03-20 Modem for RF subscriber telephone system
IDP98103487A ID20298A (id) 1985-03-20 1987-02-12 MODEM UNTUK SISTEM TELEPON PELANGGAN R.F. (Pecahan dari P-003023)
CA000584023A CA1324642C (en) 1985-03-20 1988-11-24 Modem for rf subscriber telephone system

Publications (1)

Publication Number Publication Date
ID20298A true ID20298A (id) 1988-11-26

Family

ID=32600504

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP98103487A ID20298A (id) 1985-03-20 1987-02-12 MODEM UNTUK SISTEM TELEPON PELANGGAN R.F. (Pecahan dari P-003023)

Country Status (26)

Country Link
US (2) US4644561A (zh)
JP (2) JP2543342B2 (zh)
KR (1) KR910000740B1 (zh)
CN (1) CN1004532B (zh)
AT (1) AT408169B (zh)
AU (2) AU581249B2 (zh)
BE (1) BE903986A (zh)
BR (1) BR8505597A (zh)
CA (2) CA1234873A (zh)
CH (1) CH668675A5 (zh)
DE (1) DE3609394C2 (zh)
DK (1) DK174787B1 (zh)
FI (1) FI86237C (zh)
FR (1) FR2579392B1 (zh)
GB (1) GB2174274B (zh)
HK (1) HK96089A (zh)
ID (1) ID20298A (zh)
IE (1) IE56779B1 (zh)
IL (1) IL76617A (zh)
IN (1) IN165182B (zh)
IT (1) IT1191293B (zh)
MX (1) MX161796A (zh)
NL (1) NL192908C (zh)
NO (1) NO179929C (zh)
SE (1) SE463491B (zh)
SG (1) SG65189G (zh)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0685535B2 (ja) * 1985-10-26 1994-10-26 日本電気株式会社 ４相位相変調符号化装置
US4825448A (en) * 1986-08-07 1989-04-25 International Mobile Machines Corporation Subscriber unit for wireless digital telephone system
US4797900A (en) * 1987-08-31 1989-01-10 Universal Data Systems, Inc. Modem with improved clock control and method therefor
GB2209648B (en) * 1987-09-10 1991-10-23 Ncr Co Modem communication system having main and secondary channels
GB2212699B (en) * 1987-11-16 1992-01-08 Ncr Co Multipoint data modem communication system
US4935927A (en) * 1987-11-20 1990-06-19 International Mobile Machines Corporation Base station emulator
GB8800740D0 (en) * 1988-01-13 1988-02-10 Ncr Co Data modem receiver
GB8800739D0 (en) * 1988-01-13 1988-02-10 Ncr Co Multipoint modem system having fast synchronization
GB8805767D0 (en) * 1988-03-10 1988-04-07 Ncr Co Phase perturbation compensation system
US4953197A (en) * 1988-12-08 1990-08-28 International Mobile Machines Corporation Combination spatial diversity system
US5146473A (en) * 1989-08-14 1992-09-08 International Mobile Machines Corporation Subscriber unit for wireless digital subscriber communication system
US5008900A (en) * 1989-08-14 1991-04-16 International Mobile Machines Corporation Subscriber unit for wireless digital subscriber communication system
GB2266646B (en) * 1989-08-14 1994-06-29 Interdigital Tech Corp A finite impulse response (FIR) chip for use in a subscriber unit for a wireless digital telephone system
US5140613A (en) * 1990-05-25 1992-08-18 Hewlett-Packard Company Baseband modulation system with improved ROM-based digital filter
US5239167A (en) * 1991-04-30 1993-08-24 Ludwig Kipp Checkout system
US5311545A (en) * 1991-06-17 1994-05-10 Hughes Aircraft Company Modem for fading digital channels affected by multipath
CH684860A5 (de) * 1992-04-23 1995-01-13 Haeni Prolectron Ag Verfahren und Schaltungsanordnung zur Uebertragung von binären Datenfolgen.
US5276706A (en) * 1992-05-20 1994-01-04 Hughes Aircraft Company System and method for minimizing frequency offsets between digital communication stations
JP2937624B2 (ja) * 1992-05-29 1999-08-23 日本電気株式会社 ディジタル化直交変調用集積回路とその検査方法
US5867487A (en) * 1992-11-25 1999-02-02 France Telecom Method of automatic duplex or semi-duplex communication for two units via a telephone line
US7082106B2 (en) * 1993-01-08 2006-07-25 Multi-Tech Systems, Inc. Computer-based multi-media communications system and method
JP2643762B2 (ja) * 1993-04-12 1997-08-20 日本電気株式会社 ディジタル化直交変調器
US5530702A (en) * 1994-05-31 1996-06-25 Ludwig Kipp System for storage and communication of information
US5511067A (en) * 1994-06-17 1996-04-23 Qualcomm Incorporated Layered channel element in a base station modem for a CDMA cellular communication system
US5548541A (en) * 1994-08-08 1996-08-20 Interstate Electronics Corporation Finite impulse response filter for modulator in digital data transmission system
US5633893A (en) * 1994-09-29 1997-05-27 Ericsson Inc. Digital modulation method with controlled envelope variation
AU705213B2 (en) * 1995-06-06 1999-05-20 Terion, Inc. Determining propagating and clear frequency in wireless data communications network
US5765112A (en) * 1995-06-06 1998-06-09 Flash Comm. Inc. Low cost wide area network for data communication using outbound message specifying inbound message time and frequency
US5734963A (en) * 1995-06-06 1998-03-31 Flash Comm, Inc. Remote initiated messaging apparatus and method in a two way wireless data communications network
US5589844A (en) * 1995-06-06 1996-12-31 Flash Comm, Inc. Automatic antenna tuner for low-cost mobile radio
US5572551A (en) * 1995-09-01 1996-11-05 Motorola, Inc. Carrier loop acquisition for staggered phase shift keying
US5790784A (en) * 1995-12-11 1998-08-04 Delco Electronics Corporation Network for time synchronizing a digital information processing system with received digital information
JPH1117755A (ja) * 1997-06-25 1999-01-22 Futaba Corp 位相判定回路
US6502138B2 (en) * 1998-09-25 2002-12-31 Intel Corporation Modem with code execution adapted to symbol rate
US6625208B2 (en) * 1998-09-25 2003-09-23 Intel Corporation Modem using batch processing of signal samples
US6490628B2 (en) * 1998-09-25 2002-12-03 Intel Corporation Modem using a digital signal processor and a signal based command set
US6661848B1 (en) 1998-09-25 2003-12-09 Intel Corporation Integrated audio and modem device
DE19946722A1 (de) * 1999-09-29 2001-04-05 Infineon Technologies Ag Einrichtung und Verfahren zur spektralen Formung eines Sendesignals in einem Funksender
US6907096B1 (en) * 2000-09-29 2005-06-14 Intel Corporation Data recovery method and apparatus
JP2005537743A (ja) * 2002-08-28 2005-12-08 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 デジタルｉ／ｑ変調器
DE602004013425T2 (de) * 2004-05-28 2009-06-04 Research In Motion Ltd., Waterloo System und Verfahren zur Einstellung eines Audiosignals
DE102004047398B3 (de) * 2004-09-29 2006-02-16 Infineon Technologies Ag Gemeinsamer Detektor für Taktphase und Trägerphase
US7227484B2 (en) * 2005-06-29 2007-06-05 Nxp, B.V. Startup apparatus and technique for a wireless system that uses time domain isolation
CN106789787B (zh) * 2016-12-14 2019-08-30 南京理工大学 一种pcm/dpsk/fm调制解调模块及方法
RU2762287C1 (ru) * 2021-04-15 2021-12-17 федеральное государственное бюджетное образовательное учреждение высшего образования "Самарский государственный технический университет" Цифровой модулятор для преобразователя частоты

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US452311A (en) * 1891-05-12 Piermie linham
US3204029A (en) * 1962-02-21 1965-08-31 Acf Ind Inc High speed synchronous digital data transmission
NL6612366A (zh) * 1966-09-01 1968-03-04
GB1156279A (en) * 1967-12-20 1969-06-25 Standard Telephones Cables Ltd Data Transmission Terminal
US3796956A (en) * 1970-12-23 1974-03-12 Fujitsu Ltd Block synchronization system of multinary codes
US3845412A (en) * 1973-10-12 1974-10-29 Microwave Ass Inc Digital modulate/demodulate system
GB1505342A (en) * 1973-12-05 1978-03-30 Post Office Encoders
US4049909A (en) * 1975-10-29 1977-09-20 Bell Telephone Laboratories, Incorporated Digital modulator
DE2643095A1 (de) * 1976-09-24 1978-03-30 Siemens Ag Impulserzeugungs-schaltungsanordnung
US4087752A (en) * 1977-04-25 1978-05-02 Rockwell International Corporation Digital communications tree searching detection
US4190802A (en) * 1978-08-17 1980-02-26 Motorola, Inc. Digital demodulator for phase shift keyed signals
US4253067A (en) * 1978-12-11 1981-02-24 Rockwell International Corporation Baseband differentially phase encoded radio signal detector
US4268727A (en) * 1979-03-14 1981-05-19 International Telephone And Telegraph Corporation Adaptive digital echo cancellation circuit
US4263670A (en) * 1979-05-11 1981-04-21 Universal Data Systems, Inc. Microprocessor data modem
US4358853A (en) * 1981-01-22 1982-11-09 Codex Corporation Digital modem transmitter
US4425665A (en) * 1981-09-24 1984-01-10 Advanced Micro Devices, Inc. FSK Voiceband modem using digital filters
FR2526617A1 (fr) * 1982-05-10 1983-11-10 Sintra Alcatel Sa Systeme de transmission synchrone de donnees a l'aide d'une porteuse modulee d'amplitude d'enveloppe constante
CA1191905A (en) * 1982-06-30 1985-08-13 Canadian Patents And Development Limited/Societe Canadienne Des Brevets Et D'exploitation Limitee Spread spectrum modem
US4523311A (en) * 1983-04-11 1985-06-11 At&T Bell Laboratories Simultaneous transmission of speech and data over an analog channel
JPS601943A (ja) * 1983-06-17 1985-01-08 Kokusai Denshin Denwa Co Ltd <Kdd> 複数の位相偏移変調波を同時に一括して得る変調器
NL8400676A (nl) * 1984-03-02 1985-10-01 Philips Nv Data transmissie systeem.
US4575858A (en) * 1984-04-17 1986-03-11 Dow Joanne B PSK modulation by temporarily increasing frequency to achieve phase change
US4562415A (en) * 1984-06-22 1985-12-31 Motorola, Inc. Universal ultra-precision PSK modulator with time multiplexed modes of varying modulation types

Also Published As

Publication number Publication date
US4644561A (en) 1987-02-17
BE903986A (fr) 1986-07-07
IE56779B1 (en) 1991-12-04
SG65189G (en) 1990-01-26
BR8505597A (pt) 1986-12-16
KR910000740B1 (ko) 1991-02-06
CA1234873A (en) 1988-04-05
NL192908C (nl) 1998-04-02
HK96089A (en) 1989-12-08
NL8503399A (nl) 1986-10-16
FI86237B (fi) 1992-04-15
JPH08265379A (ja) 1996-10-11
CN86100014A (zh) 1986-12-17
FI855174A (fi) 1986-09-21
NO179929C (no) 1997-01-08
GB8525463D0 (en) 1985-11-20
FR2579392A1 (fr) 1986-09-26
JPS61214844A (ja) 1986-09-24
KR860007785A (ko) 1986-10-17
MX161796A (es) 1990-12-28
CH668675A5 (fr) 1989-01-13
SE8504663L (sv) 1986-09-21
NO854602L (no) 1986-09-22
FI86237C (fi) 1992-07-27
AU588512B2 (en) 1989-09-14
GB2174274B (en) 1989-06-21
CA1324642C (en) 1993-11-23
DK174787B1 (da) 2003-11-10
NO179929B (no) 1996-09-30
IE852730L (en) 1986-09-20
JP2543342B2 (ja) 1996-10-16
IL76617A0 (en) 1986-02-28
AU581249B2 (en) 1989-02-16
DE3609394A1 (de) 1986-09-25
AT408169B (de) 2001-09-25
SE463491B (sv) 1990-11-26
JP2926311B2 (ja) 1999-07-28
IL76617A (en) 1989-12-15
NL192908B (nl) 1997-12-01
GB2174274A (en) 1986-10-29
FR2579392B1 (fr) 1993-04-09
IN165182B (zh) 1989-08-26
FI855174A0 (fi) 1985-12-30
SE8504663D0 (sv) 1985-10-09
IT8647780A0 (it) 1986-03-17
ATA378285A (de) 2001-01-15
US4764940A (en) 1988-08-16
DK427085D0 (da) 1985-09-20
IT1191293B (it) 1988-02-24
AU4767685A (en) 1986-09-25
AU2162488A (en) 1988-12-01
DK427085A (da) 1986-09-21
DE3609394C2 (de) 1998-11-05
CN1004532B (zh) 1989-06-14

Similar Documents

Publication Publication Date Title
ID20298A (id) MODEM UNTUK SISTEM TELEPON PELANGGAN R.F. (Pecahan dari P-003023)
NO854603L (no) Modem for telefonsystemer.
DE3787787D1 (de) Kommunikationssystem.
DE3382546D1 (de) Kommunikationssystem.
DE3786222D1 (de) Fernsprechsystem.
NO870449D0 (no) Digitalt kommunikasjonssystem.
FI862576A (fi) Telekommunikationssystem.
NO872568D0 (no) Antisklianordning for motorkjoeretoey.
DE3868086D1 (de) Fluessigkeitsfiltersystem.
DE3583878D1 (de) Kommunikationssystem.
DE3788925D1 (de) Interpolator für Fernsehtricksystem.
DE3873190D1 (de) Kommunikationssystem.
DE3689912D1 (de) Pumpsystem.
DE3783398D1 (de) Filteranlage.
DE3781040D1 (de) Fluessigkeitsentwicklungssystem.
NO870902D0 (no) Kommunikasjonssystem.
DE3881724D1 (de) Kommunikationssystem.
FI864672A (fi) Bestraolningsanordning foer solstraolar vid medicinsk behandling.
DE3687178D1 (de) Datenkommunikationssystem.
DE3769841D1 (de) Digitales kommunikationssystem.
DE3776174D1 (de) Fernsehgraphiksystem.
DE3787309D1 (de) Filteranlage.
NO853552L (no) Digitalt kommunikasjonssystem.
FI870445A (fi) Mellanprodukt vid framstaellning av asymmetrisk hydantoin.
DK211688D0 (da) Digitalt kommunikationssystem