IL80496A - Frequency synthesizer for broadcast telephone system having multiple assignable frequency channels - Google Patents

Frequency synthesizer for broadcast telephone system having multiple assignable frequency channels

Info

Publication number
IL80496A
IL80496A IL80496A IL8049686A IL80496A IL 80496 A IL80496 A IL 80496A IL 80496 A IL80496 A IL 80496A IL 8049686 A IL8049686 A IL 8049686A IL 80496 A IL80496 A IL 80496A
Authority
IL
Israel
Prior art keywords
telephone system
frequency
broadcast telephone
frequency synthesizer
multiple assignable
Prior art date
Application number
IL80496A
Other languages
English (en)
Other versions
IL80496A0 (en
Original Assignee
Int Mobile Machines
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25283546&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IL80496(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Int Mobile Machines filed Critical Int Mobile Machines
Publication of IL80496A0 publication Critical patent/IL80496A0/xx
Publication of IL80496A publication Critical patent/IL80496A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/22—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop
    • H03L7/23—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop with pulse counters or frequency dividers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/22—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Superheterodyne Receivers (AREA)
  • Transmitters (AREA)
  • Transceivers (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
IL80496A 1986-03-18 1986-11-04 Frequency synthesizer for broadcast telephone system having multiple assignable frequency channels IL80496A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/840,908 US4785260A (en) 1986-03-18 1986-03-18 Frequency synthesizer for broadcast telephone system having multiple assignable frequency channels

Publications (2)

Publication Number Publication Date
IL80496A0 IL80496A0 (en) 1987-02-27
IL80496A true IL80496A (en) 1990-04-29

Family

ID=25283546

Family Applications (1)

Application Number Title Priority Date Filing Date
IL80496A IL80496A (en) 1986-03-18 1986-11-04 Frequency synthesizer for broadcast telephone system having multiple assignable frequency channels

Country Status (26)

Country Link
US (1) US4785260A (es)
JP (1) JPH0785537B2 (es)
KR (1) KR900002695B1 (es)
CN (1) CN1007397B (es)
AT (1) AT400787B (es)
AU (1) AU570859B2 (es)
BE (1) BE905821A (es)
BR (1) BR8701214A (es)
CA (1) CA1257337A (es)
CH (1) CH671661A5 (es)
DE (1) DE3640555C2 (es)
DK (1) DK175646B1 (es)
ES (1) ES2004164A6 (es)
FI (1) FI90608C (es)
FR (1) FR2597684B1 (es)
GB (1) GB2188201B (es)
HK (1) HK66290A (es)
IL (1) IL80496A (es)
IN (1) IN169257B (es)
IT (1) IT1205753B (es)
MX (1) MX164954B (es)
MY (1) MY101551A (es)
NL (1) NL8700646A (es)
NO (1) NO864619L (es)
SE (1) SE467902B (es)
SG (1) SG11590G (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4862107A (en) * 1986-03-18 1989-08-29 International Mobile Machines Corporation Frequency synthesizer for broadcast telephone system having multiple assignable frequency channels
US4825448A (en) * 1986-08-07 1989-04-25 International Mobile Machines Corporation Subscriber unit for wireless digital telephone system
DE3914990A1 (de) * 1989-05-06 1990-11-08 Ako Werke Gmbh & Co Strahlungsheizeinrichtung
FI895068A0 (fi) * 1989-10-25 1989-10-25 Telenokia Oy Frekvenssyntetisator.
JP2864143B2 (ja) * 1990-03-20 1999-03-03 富士通株式会社 信号検出回路
KR930008433B1 (ko) * 1991-05-15 1993-08-31 금성일렉트론 주식회사 듀얼 위상동기 루프의 락 검출장치
US5144254A (en) * 1991-09-30 1992-09-01 Wilke William G Dual synthesizer including programmable counters which are controlled by means of calculated input controls
US5301366A (en) * 1992-04-07 1994-04-05 Rockwell International Corporation High performance frequency tuning with low cost synthesizer
ES2060536B1 (es) * 1992-11-30 1995-06-01 Alcatel Standard Electrica Sintetizador de frecuencias.
US5317284A (en) * 1993-02-08 1994-05-31 Hughes Aircraft Company Wide band, low noise, fine step tuning, phase locked loop frequency synthesizer
US5317285A (en) * 1993-02-26 1994-05-31 Motorola, Inc. Frequency synthesizer employing a continuously adaptive phase detector and method
US5354893A (en) * 1993-07-30 1994-10-11 The University Of Delaware CMS/SiO2 /Al2 O3 catalysts for improved selectivity in the synthesis of amines from methanol and/or dimethyl ether and ammonia
JP3000360U (ja) * 1994-01-21 1994-08-09 株式会社船井電機研究所 通信機器用基準信号生成回路
FR2745138B1 (fr) * 1996-02-16 1998-05-07 Thomson Multimedia Sa Dispositif de correction de bruit de phase dans un recepteur numerique
DE19747735C2 (de) * 1997-10-29 2003-04-30 Infineon Technologies Ag Frequenzsynthesizer für ein Mobilfunkendgerät
FR2791213B1 (fr) * 1999-03-16 2001-05-25 Sagem Dispositif et procede d'emission dans un telephone mobile
US8705680B2 (en) * 2006-06-29 2014-04-22 Nippon Telegraph And Telephone Corporation CDR circuit
FR2913151A1 (fr) * 2007-06-26 2008-08-29 Thomson Licensing Sas Procede de limitation des perturbations dues a la microphonie dans le dispositifs d'emission reception radio frequence

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3435367A (en) * 1967-08-24 1969-03-25 Bendix Corp Digitally controlled frequency synthesizer
US3546617A (en) * 1968-11-26 1970-12-08 Rca Corp Digital frequency synthesizer
GB1303631A (es) * 1969-03-01 1973-01-17
NL163396C (nl) * 1974-04-22 1980-08-15 Philips Nv Meerkanaalgenerator.
JPS527613A (en) * 1975-07-09 1977-01-20 Oki Electric Ind Co Ltd Afc system
JPS5254356A (en) * 1975-10-30 1977-05-02 Toshiba Corp Pahse-synchronized variable frequency oscillator
JPS5358A (en) * 1976-06-24 1978-01-05 Yaesu Musen Kk Fast responding pll oscillating circuit
DE2741351C2 (de) * 1977-09-14 1983-12-08 Wandel & Goltermann Gmbh & Co, 7412 Eningen Digital einstellbarer Frequenzerzeuger mit mehreren Oszillatoren
FR2412981A1 (fr) * 1977-12-23 1979-07-20 Adret Electronique Synthetiseur de frequence a boucles multiples d'asservissement de phase, agence de facon a eviter toute discontinuite de frequence ou d'amplitude dans une large gamme de variation de frequence
GB2045556B (en) * 1979-03-06 1983-08-03 Racal Dana Instr Ltd Frequency synthesizers
US4234929A (en) * 1979-09-24 1980-11-18 Harris Corporation Control device for a phase lock loop vernier frequency synthesizer
GB2079552B (en) * 1980-07-02 1984-02-01 Philips Electronic Associated Double phase lock loop
JPS5854740A (ja) * 1981-09-28 1983-03-31 Nec Corp 周波数シンセサイザ
JPS58189632U (ja) * 1982-06-11 1983-12-16 アイコム株式会社 周波数シンセサイザ
US4511859A (en) * 1982-08-30 1985-04-16 At&T Bell Laboratories Apparatus for generating a common output signal as a function of any of a plurality of diverse input signals
US4551689A (en) * 1983-02-25 1985-11-05 Comtech Telecommunications Corp. RF Local oscillator with low phase noise

Also Published As

Publication number Publication date
IL80496A0 (en) 1987-02-27
DK175646B1 (da) 2005-01-03
IN169257B (es) 1991-09-21
NO864619L (no) 1987-09-21
FR2597684B1 (fr) 1990-12-14
DK128787D0 (da) 1987-03-13
SE8604662L (sv) 1987-09-19
KR900002695B1 (ko) 1990-04-23
CH671661A5 (es) 1989-09-15
FI864927A (fi) 1987-09-19
GB8627430D0 (en) 1986-12-17
MX164954B (es) 1992-10-09
MY101551A (en) 1991-12-17
IT8747728A0 (it) 1987-03-16
GB2188201B (en) 1989-12-06
JPH0785537B2 (ja) 1995-09-13
ES2004164A6 (es) 1988-12-16
NL8700646A (nl) 1987-10-16
SG11590G (en) 1990-07-06
DE3640555A1 (de) 1987-09-24
IT1205753B (it) 1989-03-31
AU6429886A (en) 1987-10-01
GB2188201A (en) 1987-09-23
AU570859B2 (en) 1988-03-24
BR8701214A (pt) 1987-12-29
FI90608B (fi) 1993-11-15
NO864619D0 (no) 1986-11-19
CN87101989A (zh) 1987-11-18
DE3640555C2 (de) 1997-05-15
KR870009563A (ko) 1987-10-27
US4785260A (en) 1988-11-15
ATA36487A (de) 1995-07-15
AT400787B (de) 1996-03-25
CN1007397B (zh) 1990-03-28
SE8604662D0 (sv) 1986-10-31
DK128787A (da) 1987-09-19
SE467902B (sv) 1992-09-28
FR2597684A1 (fr) 1987-10-23
FI864927A0 (fi) 1986-12-02
FI90608C (fi) 1994-02-25
CA1257337A (en) 1989-07-11
BE905821A (fr) 1987-05-27
JPS62242421A (ja) 1987-10-23
HK66290A (en) 1990-08-31

Similar Documents

Publication Publication Date Title
GB2194403B (en) A frequency synthesizer system
KR910002356B1 (en) Radio telephone system
GB2188201B (en) Frequency synthesizer for broadcast telephone system having multiple assignable frequency channels
GB2195513B (en) Radio system
GB8722026D0 (en) Radio broadcast communication systems
GB2173659B (en) Frequency synthesisers
EP0311919A3 (en) Satellite communications system employing frequency reuse
AU588176B2 (en) One frequency repeater for a digital radio system
EP0295678A3 (en) Radio telephone system
EP0298750A3 (en) Radio telephone system
GB2209638B (en) Rds system radio
GB8721451D0 (en) Audio system
GB2229065B (en) Method of connecting channels of decentralized radio systems
GB2356769B (en) A high data rate multiplexed multichannel high frequency broadcast system
AU4041985A (en) Unrestricted frequency changer system
EP0142723A3 (en) Frequency converter for multiplex system using pulse-stuffing
GB8501053D0 (en) Signal-seeking tuning system
IE863044L (en) Frequency synthesizer for broadcast telephone network having¹multiple assignable frequency channels
GB2197554B (en) Fm multiplex broadcast receiver
GB2235343B (en) Fm multiplex broadcast receiver
GB8613784D0 (en) Frequency synthesisers
BG49036A1 (en) Frequency synthesizer
PL276669A1 (en) System for frequency converter
SG120594G (en) Broadcast receiving arrangement
PL263292A1 (en) Switch for high-frequency channels

Legal Events

Date Code Title Description
HE Change of address of proprietor(s)
KB Patent renewed
KB Patent renewed
KB Patent renewed
EXP Patent expired