GB1376208A - Remote control system - Google Patents

Remote control system

Info

Publication number
GB1376208A
GB1376208A GB1786572A GB1786572A GB1376208A GB 1376208 A GB1376208 A GB 1376208A GB 1786572 A GB1786572 A GB 1786572A GB 1786572 A GB1786572 A GB 1786572A GB 1376208 A GB1376208 A GB 1376208A
Authority
GB
United Kingdom
Prior art keywords
circuit
frequency
receiver
transistor
frequencies
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
Application number
GB1786572A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries Ltd
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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1376208A publication Critical patent/GB1376208A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J9/00—Remote-control of tuned circuits; Combined remote-control of tuning and other functions, e.g. brightness, amplification
    • H03J9/04—Remote-control of tuned circuits; Combined remote-control of tuning and other functions, e.g. brightness, amplification using ultrasonic, sonic or infrasonic waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Selective Calling Equipment (AREA)
  • Details Of Television Systems (AREA)
  • Circuits Of Receivers In General (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
GB1786572A 1971-04-21 1972-04-18 Remote control system Expired GB1376208A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7105352A NL7105352A (enrdf_load_stackoverflow) 1971-04-21 1971-04-21

Publications (1)

Publication Number Publication Date
GB1376208A true GB1376208A (en) 1974-12-04

Family

ID=19812974

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1786572A Expired GB1376208A (en) 1971-04-21 1972-04-18 Remote control system

Country Status (17)

Country Link
US (1) US3798601A (enrdf_load_stackoverflow)
JP (1) JPS5524316B1 (enrdf_load_stackoverflow)
AT (1) AT340153B (enrdf_load_stackoverflow)
AU (1) AU472523B2 (enrdf_load_stackoverflow)
BE (1) BE782340A (enrdf_load_stackoverflow)
BR (2) BR7202459D0 (enrdf_load_stackoverflow)
CA (1) CA971265A (enrdf_load_stackoverflow)
CH (1) CH555114A (enrdf_load_stackoverflow)
DE (1) DE2217560C3 (enrdf_load_stackoverflow)
ES (1) ES401910A1 (enrdf_load_stackoverflow)
FR (1) FR2136561A5 (enrdf_load_stackoverflow)
GB (1) GB1376208A (enrdf_load_stackoverflow)
IT (1) IT953664B (enrdf_load_stackoverflow)
NL (1) NL7105352A (enrdf_load_stackoverflow)
SE (1) SE392178B (enrdf_load_stackoverflow)
YU (1) YU34748B (enrdf_load_stackoverflow)
ZA (1) ZA722537B (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5031398U (enrdf_load_stackoverflow) * 1973-07-19 1975-04-07
JPS5650477B2 (enrdf_load_stackoverflow) * 1973-08-16 1981-11-28
DE2455991A1 (de) * 1974-11-27 1976-08-12 Licentia Gmbh Schaltungsanordnung zur auswertung empfangener schwingungen vorbestimmter frequenz in einer steuerschaltung, insbesondere fuer eine ultraschall-fernbedienung
DE2456005A1 (de) * 1974-11-27 1976-08-12 Licentia Gmbh Schaltungsanordnung zur ermittlung der zeitdauer empfangener schwingungen, insbesondere fuer eine ultraschallfernbedienung eines fernsehgeraetes
NL7504617A (nl) * 1975-04-18 1976-10-20 Philips Nv Werkwijze voor het overdragen van binaire infor- matie door middel van een frequentiegemoduleerd signaal en schakeling voor het uitvoeren van die werkwijze.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3098212A (en) * 1959-05-11 1963-07-16 Philco Corp Remote control system with pulse duration responsive means
US3161728A (en) * 1961-12-18 1964-12-15 Rose Ned Communication network
US3355709A (en) * 1965-01-14 1967-11-28 Motorola Inc Code receiver responsive to plural tones in sequence
US3513399A (en) * 1967-10-17 1970-05-19 Keith H Wycoff Tone control circuit
US3611298A (en) * 1969-03-07 1971-10-05 Computer Transceiver Systems Data transmission system
US3716790A (en) * 1970-05-11 1973-02-13 Lorain Electronics Corp Single sideband system utilizing two tone modulation
US3686634A (en) * 1971-04-02 1972-08-22 Esb Inc Pulse rate monitor and indicator system utilizing a burst pulse counter and a pulse internal counter

Also Published As

Publication number Publication date
US3798601A (en) 1974-03-19
SE392178B (sv) 1977-03-14
BR7202459D0 (pt) 1974-12-31
AU472523B2 (en) 1976-05-27
JPS5524316B1 (enrdf_load_stackoverflow) 1980-06-27
CH555114A (de) 1974-10-15
ZA722537B (en) 1973-11-28
YU106372A (en) 1979-07-10
FR2136561A5 (enrdf_load_stackoverflow) 1972-12-22
BE782340A (fr) 1972-10-19
AT340153B (de) 1977-11-25
AU4131272A (en) 1973-10-25
ES401910A1 (es) 1975-11-01
YU34748B (en) 1979-12-31
DE2217560B2 (de) 1977-11-10
NL7105352A (enrdf_load_stackoverflow) 1972-10-24
IT953664B (it) 1973-08-10
DE2217560C3 (de) 1978-06-29
CA971265A (en) 1975-07-15
BR7202259D0 (pt) 1973-06-28
ATA339072A (de) 1977-03-15
DE2217560A1 (de) 1972-10-26

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee