JPS5321548A - Elastic surface wave dispersive type delay line - Google Patents

Elastic surface wave dispersive type delay line

Info

Publication number
JPS5321548A
JPS5321548A JP9623776A JP9623776A JPS5321548A JP S5321548 A JPS5321548 A JP S5321548A JP 9623776 A JP9623776 A JP 9623776A JP 9623776 A JP9623776 A JP 9623776A JP S5321548 A JPS5321548 A JP S5321548A
Authority
JP
Japan
Prior art keywords
delay line
surface wave
elastic surface
type delay
dispersive type
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.)
Pending
Application number
JP9623776A
Other languages
Japanese (ja)
Inventor
Toshihiko Kitano
Katsuhiko Nishikawa
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP9623776A priority Critical patent/JPS5321548A/en
Publication of JPS5321548A publication Critical patent/JPS5321548A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/30—Time-delay networks
    • H03H9/42—Time-delay networks using surface acoustic waves
    • H03H9/44—Frequency dependent delay lines, e.g. dispersive delay lines

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)

Abstract

PURPOSE:A metallic film coupled by a resistive material as a reflective grid is used to vary the impedance between metallic films adjoining each other, thereby making ot possible to adjust a reflection coefficient with high accuracy.
JP9623776A 1976-08-12 1976-08-12 Elastic surface wave dispersive type delay line Pending JPS5321548A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9623776A JPS5321548A (en) 1976-08-12 1976-08-12 Elastic surface wave dispersive type delay line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9623776A JPS5321548A (en) 1976-08-12 1976-08-12 Elastic surface wave dispersive type delay line

Publications (1)

Publication Number Publication Date
JPS5321548A true JPS5321548A (en) 1978-02-28

Family

ID=14159612

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9623776A Pending JPS5321548A (en) 1976-08-12 1976-08-12 Elastic surface wave dispersive type delay line

Country Status (1)

Country Link
JP (1) JPS5321548A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6066118U (en) * 1983-10-14 1985-05-10 日本電気株式会社 surface acoustic wave device
US4859996A (en) * 1985-02-05 1989-08-22 Zenith Electronics Corporation Touch control arrangement for graphics display apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6066118U (en) * 1983-10-14 1985-05-10 日本電気株式会社 surface acoustic wave device
US4859996A (en) * 1985-02-05 1989-08-22 Zenith Electronics Corporation Touch control arrangement for graphics display apparatus

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