Presentation 1998/10/15
Prescaler PLL Frequency Synthesizer with Multi-Programmable Dividers
Yasuaki SUMI, Ryosuke FURUHASHI, Hidekazu ISHII, Shigeki OBOTE, Naoki KITAI, Yutaka FUKUI,
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Abstract(in English) Nowadays, in the fields of telecommunications and the multi media interfaces devices, the PLL(Phase Locked Loop)frequency synthesizer used as a local oscillation circuit is requested theshift to the high frequency region in order to correspond to an increase in the number of channels. In general, to reduce the load of the programmable divider at a high frequency operation, the prescaler method is used where a prescaler is installed in front of the programmable divider. However, there is a problem of the performance deterioration due to the decrease in a reference frequency by the prescaler method. In this paper we have proposed that the new prescaler PLL frequency synthesizer with multi-programmable. In order to treat a higher frequency, we use the prescaler method aggressively, we will be prevent the performance deterioration in prescaler method by intorducing the mult-programmable dividers into prescaler method.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) PLL frequency synthesizer / prescaler / multi programmable divider / programmable divider / and hig speed lockup
Paper # DSP98-97,ICD98-184,CPSY98-99
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Conference Date 1998/10/15(1days)
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Registration To Integrated Circuits and Devices (ICD)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Prescaler PLL Frequency Synthesizer with Multi-Programmable Dividers
Sub Title (in English)
Keyword(1) PLL frequency synthesizer
Keyword(2) prescaler
Keyword(3) multi programmable divider
Keyword(4) programmable divider
Keyword(5) and hig speed lockup
1st Author's Name Yasuaki SUMI
1st Author's Affiliation Tottori SANYO Electric Co., Ltd.()
2nd Author's Name Ryosuke FURUHASHI
2nd Author's Affiliation Department of Electrical and Electronic Engineering, Faculty of Engineering, Tottori University
3rd Author's Name Hidekazu ISHII
3rd Author's Affiliation Department of Electrical and Electronic Engineering, Faculty of Engineering, Tottori University
4th Author's Name Shigeki OBOTE
4th Author's Affiliation Department of Electrical and Electronic Engineering, Faculty of Engineering, Tottori University
5th Author's Name Naoki KITAI
5th Author's Affiliation Department of Electrical and Electronic Engineering, Faculty of Engineering, Tottori University
6th Author's Name Yutaka FUKUI
6th Author's Affiliation Department of Electrical and Electronic Engineering, Faculty of Engineering, Tottori University
Date 1998/10/15
Paper # DSP98-97,ICD98-184,CPSY98-99
Volume (vol) vol.98
Number (no) 320
Page pp.pp.-
#Pages 7
Date of Issue