NL7700165A - Gegevenstransmissiestelsel. - Google Patents

Gegevenstransmissiestelsel.

Info

Publication number
NL7700165A
NL7700165A NL7700165A NL7700165A NL7700165A NL 7700165 A NL7700165 A NL 7700165A NL 7700165 A NL7700165 A NL 7700165A NL 7700165 A NL7700165 A NL 7700165A NL 7700165 A NL7700165 A NL 7700165A
Authority
NL
Netherlands
Prior art keywords
data transmission
transmission system
data
transmission
Prior art date
Application number
NL7700165A
Other languages
English (en)
Other versions
NL183379C (nl
NL183379B (nl
Original Assignee
Post Office
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
Application filed by Post Office filed Critical Post Office
Publication of NL7700165A publication Critical patent/NL7700165A/nl
Publication of NL183379B publication Critical patent/NL183379B/nl
Application granted granted Critical
Publication of NL183379C publication Critical patent/NL183379C/nl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/002—Telephonic communication systems specially adapted for combination with other electrical systems with telemetering systems
NLAANVRAGE7700165,A 1976-01-09 1977-01-10 Stelsel voor gegevensoverdracht over telefoonabonneelijnen. NL183379C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848/76A GB1520381A (en) 1976-01-09 1976-01-09 Data transmission systems

Publications (3)

Publication Number Publication Date
NL7700165A true NL7700165A (nl) 1977-07-12
NL183379B NL183379B (nl) 1988-05-02
NL183379C NL183379C (nl) 1988-10-03

Family

ID=9711526

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7700165,A NL183379C (nl) 1976-01-09 1977-01-10 Stelsel voor gegevensoverdracht over telefoonabonneelijnen.

Country Status (13)

Country Link
US (1) US4059727A (nl)
JP (1) JPS52109804A (nl)
AU (1) AU506611B2 (nl)
BE (1) BE850208A (nl)
CA (1) CA1063269A (nl)
CH (1) CH604444A5 (nl)
FR (1) FR2337974A1 (nl)
GB (1) GB1520381A (nl)
IE (1) IE44274B1 (nl)
IT (1) IT1082955B (nl)
NL (1) NL183379C (nl)
SE (1) SE7700114L (nl)
ZA (1) ZA767665B (nl)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5461982A (en) * 1977-10-27 1979-05-18 Toshiba Corp Evaluation method of sensitization by electrochemical techniques of steel materials
JPS5555655A (en) * 1978-10-20 1980-04-23 Nippon Telegr & Teleph Corp <Ntt> Selection unit for telephone line
US4220825A (en) * 1978-12-04 1980-09-02 Gte Sylvania Incorporated Telephone status monitor circit
US4224478A (en) * 1978-12-04 1980-09-23 Gte Sylvania Incorporated Data transmission circuit for establishing a bidirectional data path in a telephone system
EP0014774A1 (en) * 1979-02-09 1980-09-03 Shell Internationale Researchmaatschappij B.V. Apparatus and method for the transmission of data (information)
JPS5685951A (en) * 1979-12-14 1981-07-13 Ricoh Co Ltd Data transmission device
JPS56103794A (en) * 1980-01-19 1981-08-19 Ricoh Kk Telemeter system
JPS56102145A (en) * 1980-01-19 1981-08-15 Ricoh Co Ltd Data transmission system
JPS56160161A (en) * 1980-05-14 1981-12-09 Ricoh Co Ltd Data transmitting system
JPS56160162A (en) * 1980-05-14 1981-12-09 Ricoh Co Ltd Data transmitting system
JPS56161737A (en) * 1980-05-15 1981-12-12 Ricoh Co Ltd Data transmitter
JPS57132296A (en) * 1981-02-10 1982-08-16 Omron Tateisi Electronics Co Signal transmitter
US4394540A (en) * 1981-05-18 1983-07-19 Timex Corporation Remote meter reader and method for reading meters over non-dedicated telephone lines
US4486625A (en) * 1982-09-29 1984-12-04 Clear Meadow Research Co. Computerized measurement response system
US4540849A (en) * 1983-06-08 1985-09-10 International Teldata Ii Corp. Meter interface unit for utility meter reading system
JPS60203059A (ja) * 1984-03-14 1985-10-14 Hashimoto Corp 電話線の切換接続装置
US4640988A (en) * 1984-04-03 1987-02-03 Robinton Products, Inc. Telephone interrupter
US4672602A (en) * 1984-11-02 1987-06-09 Itt Corporation Control and routing system
US4646084A (en) * 1985-06-21 1987-02-24 Energy Innovations, Inc. Meter reading methods and apparatus
US4881070A (en) * 1985-06-21 1989-11-14 Energy Innovations, Inc. Meter reading methods and apparatus
US4833618A (en) * 1986-02-20 1989-05-23 Net Laboratories, Inc. System for automatically reading utility meters from a remote location
US4845486A (en) * 1986-09-12 1989-07-04 Robert Scully Residential fuel-oil level reporting and alarm system
US4807278A (en) * 1987-05-11 1989-02-21 Ross David W Telecommunication controller having a telephone line sharing function
US4958371A (en) * 1988-04-19 1990-09-18 Control Data Corporation Method and apparatus for determining when a telephone handset is off-hook
US5038372A (en) * 1989-09-05 1991-08-06 Abb Power T & D Company, Inc. Systems for transmitting data via telephone lines
US5202916A (en) * 1990-08-10 1993-04-13 Telegenics Inc. Signal proessing circuit for use in telemetry devices
US5619560A (en) * 1995-06-05 1997-04-08 Scully Signal Company Residential fuel oil tank level reporting device
US5966645A (en) * 1997-06-03 1999-10-12 Garmin Corporation Transmitter with low-level modulation and minimal harmonic emissions
US6763107B1 (en) * 1999-11-02 2004-07-13 Agere Systems Inc. Method and apparatus for reducing distortion in a line powered modulator circuit
DE10114533A1 (de) * 2001-03-21 2002-10-02 Francotyp Postalia Ag Frankiermaschine mit einer Datenübertragungseinrichtung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3564143A (en) * 1968-06-05 1971-02-16 Mc Graw Edison Co Means for providing for yielding to a higher priority service in a telephone system
GB1387565A (en) * 1971-02-16 1975-03-19 Post Office Supplying a charging current by way of telephone lines
CA957091A (en) * 1971-12-16 1974-10-29 Itt Canada Transponder for telemetering system
JPS494866A (nl) * 1972-05-02 1974-01-17
US3899639A (en) * 1973-05-11 1975-08-12 Edmonton City System and method for reading remotely located meters
US3922490A (en) * 1973-06-18 1975-11-25 Charles D Pettis Alarm and utility meter reading system employing telephone lines
US3922492A (en) * 1974-03-18 1975-11-25 James Ray Lumsden Remote meter reading transponder

Also Published As

Publication number Publication date
IE44274L (en) 1977-07-09
SE7700114L (sv) 1977-07-10
BE850208A (fr) 1977-05-02
US4059727A (en) 1977-11-22
JPS576749B2 (nl) 1982-02-06
IT1082955B (it) 1985-05-21
NL183379C (nl) 1988-10-03
CA1063269A (en) 1979-09-25
AU506611B2 (en) 1980-01-17
FR2337974A1 (fr) 1977-08-05
AU2103177A (en) 1978-07-13
GB1520381A (en) 1978-08-09
CH604444A5 (nl) 1978-09-15
JPS52109804A (en) 1977-09-14
FR2337974B1 (nl) 1982-10-08
NL183379B (nl) 1988-05-02
IE44274B1 (en) 1981-09-23
ZA767665B (en) 1977-11-30

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee