GB1347808A - Portable transmitter receiver - Google Patents

Portable transmitter receiver

Info

Publication number
GB1347808A
GB1347808A GB2462572A GB1347808DA GB1347808A GB 1347808 A GB1347808 A GB 1347808A GB 2462572 A GB2462572 A GB 2462572A GB 1347808D A GB1347808D A GB 1347808DA GB 1347808 A GB1347808 A GB 1347808A
Authority
GB
United Kingdom
Prior art keywords
winding
ferrite member
transmitter
transmitter receiver
portable transmitter
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
GB2462572A
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.)
Charbonnages de France CDF
Original Assignee
Charbonnages de France CDF
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 Charbonnages de France CDF filed Critical Charbonnages de France CDF
Publication of GB1347808A publication Critical patent/GB1347808A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/40—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by components specially adapted for near-field transmission
    • H04B5/48—Transceivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
    • H04B5/24—Inductive coupling
    • H04B5/26—Inductive coupling using coils

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
GB2462572A 1971-05-26 1972-05-25 Portable transmitter receiver Expired GB1347808A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7119158A FR2138470B1 (enrdf_load_stackoverflow) 1971-05-26 1971-05-26

Publications (1)

Publication Number Publication Date
GB1347808A true GB1347808A (en) 1974-02-27

Family

ID=9077682

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2462572A Expired GB1347808A (en) 1971-05-26 1972-05-25 Portable transmitter receiver

Country Status (4)

Country Link
BE (1) BE783786A (enrdf_load_stackoverflow)
DE (1) DE2225508A1 (enrdf_load_stackoverflow)
FR (1) FR2138470B1 (enrdf_load_stackoverflow)
GB (1) GB1347808A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7366316B2 (en) 2003-02-04 2008-04-29 Siemens Audiologische Technik Gmbh Device to transmit and receive data for remote control of hearing devices

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2612026B1 (fr) * 1987-03-02 1989-06-09 Telemecanique Electrique Dispositif inductif d'echange rapide de donnees entre deux supports
DE4143548C2 (de) * 1990-10-29 1999-12-09 Bio Medic Data Systems Inc Antenne

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH337884A (de) * 1955-09-19 1959-04-30 Herbert Dipl Ing Baumer Verfahren zur Signalübermittlung mittels Trägerschwingungen
NL302518A (enrdf_load_stackoverflow) * 1962-12-31
FR1506266A (fr) * 1964-06-11 1967-12-22 Res And Production Ltd Système de communication par ligne

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7366316B2 (en) 2003-02-04 2008-04-29 Siemens Audiologische Technik Gmbh Device to transmit and receive data for remote control of hearing devices
EP1445983A3 (de) * 2003-02-04 2010-03-10 Siemens Audiologische Technik GmbH Vorrichtung zum Senden und Empfangen von Daten für Fernbedienungen von Hörgeräten

Also Published As

Publication number Publication date
BE783786A (fr) 1972-09-18
FR2138470A1 (enrdf_load_stackoverflow) 1973-01-05
DE2225508A1 (de) 1972-12-07
FR2138470B1 (enrdf_load_stackoverflow) 1975-07-04

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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