GB2237482B - Digital binary to ternary converter circuit - Google Patents

Digital binary to ternary converter circuit

Info

Publication number
GB2237482B
GB2237482B GB8923577A GB8923577A GB2237482B GB 2237482 B GB2237482 B GB 2237482B GB 8923577 A GB8923577 A GB 8923577A GB 8923577 A GB8923577 A GB 8923577A GB 2237482 B GB2237482 B GB 2237482B
Authority
GB
United Kingdom
Prior art keywords
converter circuit
digital binary
ternary converter
ternary
binary
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 - Fee Related
Application number
GB8923577A
Other versions
GB8923577D0 (en
GB2237482A (en
Inventor
Andrew Geoffrey Tomlins
Daniel Brian Thomas
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.)
STC PLC
Alcatel Submarine Networks UK Ltd
Nortel Networks Optical Components Ltd
Original Assignee
STC PLC
Northern Telecom Europe Ltd
STC Submarine Systems Ltd
STC 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 STC PLC, Northern Telecom Europe Ltd, STC Submarine Systems Ltd, STC Ltd filed Critical STC PLC
Priority to GB8923577A priority Critical patent/GB2237482B/en
Publication of GB8923577D0 publication Critical patent/GB8923577D0/en
Priority to CN 90108463 priority patent/CN1019628B/en
Priority to ES9002647A priority patent/ES2024925A6/en
Publication of GB2237482A publication Critical patent/GB2237482A/en
Application granted granted Critical
Publication of GB2237482B publication Critical patent/GB2237482B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/08—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices
    • H03K19/082—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using bipolar transistors
    • H03K19/0823—Multistate logic
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M5/00—Conversion of the form of the representation of individual digits
    • H03M5/02—Conversion to or from representation by pulses
    • H03M5/16—Conversion to or from representation by pulses the pulses having three levels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4917—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes
    • H04L25/4923—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes using ternary codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Dc Digital Transmission (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Logic Circuits (AREA)
  • Analogue/Digital Conversion (AREA)
GB8923577A 1989-10-19 1989-10-19 Digital binary to ternary converter circuit Expired - Fee Related GB2237482B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB8923577A GB2237482B (en) 1989-10-19 1989-10-19 Digital binary to ternary converter circuit
CN 90108463 CN1019628B (en) 1989-10-19 1990-10-17 Digital binary to ternary converter circuit
ES9002647A ES2024925A6 (en) 1989-10-19 1990-10-19 Digital binary to ternary converter circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8923577A GB2237482B (en) 1989-10-19 1989-10-19 Digital binary to ternary converter circuit

Publications (3)

Publication Number Publication Date
GB8923577D0 GB8923577D0 (en) 1989-12-06
GB2237482A GB2237482A (en) 1991-05-01
GB2237482B true GB2237482B (en) 1993-11-17

Family

ID=10664838

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8923577A Expired - Fee Related GB2237482B (en) 1989-10-19 1989-10-19 Digital binary to ternary converter circuit

Country Status (3)

Country Link
CN (1) CN1019628B (en)
ES (1) ES2024925A6 (en)
GB (1) GB2237482B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6545213B2 (en) * 2017-03-17 2019-07-17 アンリツ株式会社 Ternary signal generator and ternary signal generation method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1023621A (en) * 1962-11-15 1966-03-23 British Telecomm Res Ltd Improvements in or relating to electrical signalling systems
GB1213359A (en) * 1967-12-21 1970-11-25 Internat Scanatron Systems Cor Improvements in and relating to a facsimile system
EP0282924A2 (en) * 1987-03-12 1988-09-21 Fujitsu Limited Bipolar with eight-zeros substitution and bipolar with six-zeros substitution coding circuit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1023621A (en) * 1962-11-15 1966-03-23 British Telecomm Res Ltd Improvements in or relating to electrical signalling systems
GB1213359A (en) * 1967-12-21 1970-11-25 Internat Scanatron Systems Cor Improvements in and relating to a facsimile system
EP0282924A2 (en) * 1987-03-12 1988-09-21 Fujitsu Limited Bipolar with eight-zeros substitution and bipolar with six-zeros substitution coding circuit

Also Published As

Publication number Publication date
CN1019628B (en) 1992-12-23
GB8923577D0 (en) 1989-12-06
CN1051109A (en) 1991-05-01
ES2024925A6 (en) 1992-03-01
GB2237482A (en) 1991-05-01

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20021019