GB704598A - Improvements in or relating to radio transceivers tunable to different communicationchannels - Google Patents

Improvements in or relating to radio transceivers tunable to different communicationchannels

Info

Publication number: GB704598A
Authority: GB; United Kingdom
Prior art keywords: tunable; communicationchannels; relating; different; radio transceivers
Prior art date: 1951-09-27
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

GB23970/52A

Other languages

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 Electrical Industries Ltd

Original Assignee

Philips Electrical 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.)

1951-09-27

Filing date

1952-09-24

Publication date

1954-02-24

1952-09-24 Application filed by Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd

1954-02-24 Publication of GB704598A publication Critical patent/GB704598A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/44—Transmit/receive switching
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/54—Circuits using the same frequency for two directions of communication

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Superheterodyne Receivers (AREA)

GB23970/52A 1951-09-27 1952-09-24 Improvements in or relating to radio transceivers tunable to different communicationchannels Expired GB704598A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL306802X		1951-09-27

Publications (1)

Publication Number	Publication Date
GB704598A true GB704598A (en)	1954-02-24

Family

ID=19783512

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB23970/52A Expired GB704598A (en)	1951-09-27	1952-09-24	Improvements in or relating to radio transceivers tunable to different communicationchannels

Country Status (3)

Country	Link
CH (1)	CH306802A (de)
FR (1)	FR1073376A (de)
GB (1)	GB704598A (de)

1952
- 1952-09-24 GB GB23970/52A patent/GB704598A/en not_active Expired
- 1952-09-25 FR FR1073376D patent/FR1073376A/fr not_active Expired
- 1952-09-25 CH CH306802D patent/CH306802A/de unknown

Also Published As

Publication number	Publication date
FR1073376A (fr)	1954-09-24
CH306802A (de)	1955-04-30

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