GB2027300B - Memory address scanning circuits - Google Patents

Memory address scanning circuits

Info

Publication number
GB2027300B
GB2027300B GB7926525A GB7926525A GB2027300B GB 2027300 B GB2027300 B GB 2027300B GB 7926525 A GB7926525 A GB 7926525A GB 7926525 A GB7926525 A GB 7926525A GB 2027300 B GB2027300 B GB 2027300B
Authority
GB
United Kingdom
Prior art keywords
memory address
scanning circuits
address scanning
circuits
memory
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
GB7926525A
Other languages
English (en)
Other versions
GB2027300A (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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of GB2027300A publication Critical patent/GB2027300A/en
Application granted granted Critical
Publication of GB2027300B publication Critical patent/GB2027300B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
    • H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
    • H03J5/0281—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer the digital values being held in an auxiliary non erasable memory

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Circuits Of Receivers In General (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Communication Control (AREA)
  • Pulse Circuits (AREA)
GB7926525A 1978-07-29 1979-07-30 Memory address scanning circuits Expired GB2027300B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9282078A JPS5522225A (en) 1978-07-29 1978-07-29 Memory scan device

Publications (2)

Publication Number Publication Date
GB2027300A GB2027300A (en) 1980-02-13
GB2027300B true GB2027300B (en) 1982-11-10

Family

ID=14065057

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7926525A Expired GB2027300B (en) 1978-07-29 1979-07-30 Memory address scanning circuits

Country Status (6)

Country Link
JP (1) JPS5522225A (enrdf_load_stackoverflow)
AU (1) AU532363B2 (enrdf_load_stackoverflow)
DE (1) DE2930884A1 (enrdf_load_stackoverflow)
FR (1) FR2433807A1 (enrdf_load_stackoverflow)
GB (1) GB2027300B (enrdf_load_stackoverflow)
NL (1) NL191134C (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58114595U (ja) * 1982-01-27 1983-08-05 日本電気株式会社 集積回路記憶素子
JPH0184957U (enrdf_load_stackoverflow) * 1987-11-27 1989-06-06

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1518712A (en) * 1975-08-28 1978-07-26 Sony Corp Channel selecting apparatus

Also Published As

Publication number Publication date
FR2433807A1 (fr) 1980-03-14
NL7905797A (nl) 1980-01-31
JPS5522225A (en) 1980-02-16
DE2930884A1 (de) 1980-02-14
AU532363B2 (en) 1983-09-29
NL191134C (nl) 1995-02-01
AU4931679A (en) 1980-01-31
GB2027300A (en) 1980-02-13
NL191134B (nl) 1994-09-01
DE2930884C2 (enrdf_load_stackoverflow) 1990-05-17
FR2433807B1 (enrdf_load_stackoverflow) 1984-12-28
JPS6120952B2 (enrdf_load_stackoverflow) 1986-05-24

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950730