Nothing Special   »   [go: up one dir, main page]

JPS53138620A - Radio receiver - Google Patents

Radio receiver

Info

Publication number
JPS53138620A
JPS53138620A JP5308677A JP5308677A JPS53138620A JP S53138620 A JPS53138620 A JP S53138620A JP 5308677 A JP5308677 A JP 5308677A JP 5308677 A JP5308677 A JP 5308677A JP S53138620 A JPS53138620 A JP S53138620A
Authority
JP
Japan
Prior art keywords
radio receiver
receiving
bands
receiving band
reception
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.)
Granted
Application number
JP5308677A
Other languages
Japanese (ja)
Other versions
JPS6028417B2 (en
Inventor
Shigeki Inoue
Isao Akitake
Yoshimi Iso
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP52053086A priority Critical patent/JPS6028417B2/en
Publication of JPS53138620A publication Critical patent/JPS53138620A/en
Publication of JPS6028417B2 publication Critical patent/JPS6028417B2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Superheterodyne Receivers (AREA)

Abstract

PURPOSE:To enable a reception of plural receiving bands of different frequency bands by obtaining the division ratio in accordance with the receiving band for the radio receiver of digital synthesizer system in case the receiving band is changed over.
JP52053086A 1977-05-11 1977-05-11 radio receiver Expired JPS6028417B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52053086A JPS6028417B2 (en) 1977-05-11 1977-05-11 radio receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52053086A JPS6028417B2 (en) 1977-05-11 1977-05-11 radio receiver

Publications (2)

Publication Number Publication Date
JPS53138620A true JPS53138620A (en) 1978-12-04
JPS6028417B2 JPS6028417B2 (en) 1985-07-04

Family

ID=12932964

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52053086A Expired JPS6028417B2 (en) 1977-05-11 1977-05-11 radio receiver

Country Status (1)

Country Link
JP (1) JPS6028417B2 (en)

Also Published As

Publication number Publication date
JPS6028417B2 (en) 1985-07-04

Similar Documents

Publication Publication Date Title
CA1035428A (en) Multiple frequency band receiver tuner system using single, non-bandswitched local oscillator
ES474451A1 (en) Receiver having a frequency synthesizing circuit
GB1551104A (en) Frequency synthesizer tuner for tuning a receiver to a prescribed channel frequency
JPS53138620A (en) Radio receiver
AU519057B2 (en) Broadcast receiver tuning
JPS51150211A (en) Digital type automatic synchronous receiver
JPS51142206A (en) Digitally indicated radio receiver with digital clock
JPS52109966A (en) Receiving beam former
JPS5384617A (en) Radio receiver having channel frequency indicator
JPS5222415A (en) Radio receiver with clock
JPS5294712A (en) Receiver
JPS5413714A (en) Multi-frequency signal reception system
JPS5333515A (en) Radio receiver
JPS5323211A (en) Digital-display-way receiver
JPS52144917A (en) Television receiver with radio
JPS52123111A (en) Digital display receiver
JPS53138621A (en) Radio receiver
JPS53114308A (en) Frequency converter circuit
JPS52125226A (en) Digital synthesizer receiver
JPS5329010A (en) Cb transceiver with broadcasting band radio receiver
JPS5314510A (en) Radio receiver
JPS53126810A (en) Telebvision channel selector
AU528976B2 (en) Receiver tuning with frequency synthesizer
JPS5222413A (en) Radio receiver with clock
JPS5319707A (en) Double band automatic tuning receiver