Hiroyuki KOBAYASHI


A-104 dBc/Hz In-Band Phase Noise 3 GHz All Digital PLL with Phase Interpolation Based Hierarchical Time to Digital Converter
Daisuke MIYASHITA  Hiroyuki KOBAYASHI  Jun DEGUCHI  Shouhei KOUSAI  Mototsugu HAMADA  Ryuichi FUJIMOTO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/06/01
Vol. E95-C  No. 6  pp. 1008-1016
Type of Manuscript: Special Section PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
ADPLLTDCphase interpolatorphase noise
  Summary |  Full Text:PDF (2.8MB)

A 0.13 µm CMOS Bluetooth EDR Transceiver with High Sensitivity over Wide Temperature Range and Immunity to Process Variation
Kenichi AGAWA  Shinichiro ISHIZUKA  Hideaki MAJIMA  Hiroyuki KOBAYASHI  Masayuki KOIZUMI  Takeshi NAGANO  Makoto ARAI  Yutaka SHIMIZU  Asuka MAKI  Go URAKAWA  Tadashi TERADA  Nobuyuki ITOH  Mototsugu HAMADA  Fumie FUJII  Tadamasa KATO  Sadayuki YOSHITOMI  Nobuaki OTSUKA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/06/01
Vol. E93-C  No. 6  pp. 803-811
Type of Manuscript: Special Section PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
CMOS wireless transceiverBluetoothsensitivitytemperature compensationphase noiseVCO pullingMOS switchleakage current
  Summary |  Full Text:PDF (2.7MB)

A Study on Miniaturization of Printed Disc Monopole Antenna for UWB Applications Using Notched Ground Plane
Hiroyuki KOBAYASHI  Takayuki SASAMORI  Teruo TOBANA  Kohshi ABE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/09/01
Vol. E90-B  No. 9  pp. 2239-2245
Type of Manuscript: Special Section PAPER (Special Section on 2006 International Symposium on Antennas and Propagation)
Category: Antennas
Keyword: 
UWB antennaprinted antennaplanar disc monopole antennanotched groundFDTD
  Summary |  Full Text:PDF (1.1MB)

Proposal of Metrics for SSTA Accuracy Evaluation
Hiroyuki KOBAYASHI  Nobuto ONO  Takashi SATO  Jiro IWAI  Hidenari NAKASHIMA  Takaaki OKUMURA  Masanori HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/04/01
Vol. E90-A  No. 4  pp. 808-814
Type of Manuscript: Special Section PAPER (Special Section on Selected Papers from the 19th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
statistical static timing analysisstatistical max operationDFMSoC
  Summary |  Full Text:PDF (1.1MB)

Impact of Intrinsic Parasitic Extraction Errors on Timing and Noise Estimation
Toshiki KANAMOTO  Shigekiyo AKUTSU  Tamiyo NAKABAYASHI  Takahiro ICHINOMIYA  Koutaro HACHIYA  Atsushi KUROKAWA  Hiroshi ISHIKAWA  Sakae MUROMOTO  Hiroyuki KOBAYASHI  Masanori HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/12/01
Vol. E89-A  No. 12  pp. 3666-3670
Type of Manuscript: Special Section LETTER (Special Section on VLSI Design and CAD Algorithms)
Category: Interconnect
Keyword: 
interconnectdelay variationparasitic capacitanceSoC
  Summary |  Full Text:PDF (434.3KB)

A Method to Derive SSO Design Rule Considering Jitter Constraint
Koutaro HACHIYA  Hiroyuki KOBAYASHI  Takaaki OKUMURA  Takashi SATO  Hiroki OKA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/04/01
Vol. E89-A  No. 4  pp. 865-872
Type of Manuscript: Special Section PAPER (Special Section on Selected Papers from the 18th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
simultaneous switching outputsimultaneous switching noisejitterASIC
  Summary |  Full Text:PDF (438.4KB)

A 2.4-GHz Temperature-Compensated CMOS LC-VCO for Low Frequency Drift Low-Power Direct-Modulation GFSK Transmitters
Toru TANZAWA  Kenichi AGAWA  Hiroyuki SHIBAYAMA  Ryota TERAUCHI  Katsumi HISANO  Hiroki ISHIKURO  Shouhei KOUSAI  Hiroyuki KOBAYASHI  Hideaki MAJIMA  Toru TAKAYAMA  Masayuki KOIZUMI  Fumitoshi HATORI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/04/01
Vol. E88-C  No. 4  pp. 490-495
Type of Manuscript: Special Section PAPER (Special Section on Low-Power LSI and Low-Power IP)
Category: Analog
Keyword: 
GFSKCMOS LC-VCOBluetoothdirect modulationlow power
  Summary |  Full Text:PDF (3.1MB)

A Full-CMOS Single Chip Bluetooth LSI with 1.5 MHz-IF Receiver and Direct Modulation Transmitter
Fumitoshi HATORI  Hiroki ISHIKURO  Mototsugu HAMADA  Ken-ichi AGAWA  Shouhei KOUSAI  Hiroyuki KOBAYASHI  Duc Minh NGUYEN 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/04/01
Vol. E87-C  No. 4  pp. 556-562
Type of Manuscript: Special Section PAPER (Special Section on Low-Power System LSI, IP and Related Technologies)
Category: 
Keyword: 
Bluetoothwireless communicationCMOS transceiverlow-IFdirect modulationlow power
  Summary |  Full Text:PDF (917.5KB)

Performance Estimation at Architecture Level for Embedded Systems
Hiroshi MIZUNO  Hiroyuki KOBAYASHI  Takao ONOYE  Isao SHIRAKAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/12/01
Vol. E85-A  No. 12  pp. 2636-2644
Type of Manuscript: Special Section PAPER (Special Section on VLSI Design and CAD Algorithms)
Category: Performance Estimation
Keyword: 
power dissipationarchitectureembedded systemco-design
  Summary |  Full Text:PDF (803.8KB)

A Method of Extracting Embedded Binary Data from JPEG Bitstreams Using Standard JPEG Decoder
Yoshihiro NOGUCHI  Hiroyuki KOBAYASHI  Hitoshi KIYA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/08/20
Vol. E83-A  No. 8  pp. 1582-1588
Type of Manuscript: Special Section PAPER (Special Section on Digital Signal Processing)
Category: Image/Visual Signal Processing
Keyword: 
digital watermarkJPEGembedding binary datastandard JPEG decoder
  Summary |  Full Text:PDF (789.8KB)

Design of Integer Wavelet Filters for Image Compression
Hitoshi KIYA  Hiroyuki KOBAYASHI  Osamu WATANABE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/03/20
Vol. E83-A  No. 3  pp. 487-491
Type of Manuscript: Special Section LETTER (Special Section of Selected Papers from the 12th Workshop on Circuits and Systems in Karuizawa)
Category: 
Keyword: 
JPEG2000integer waveletinteger coefficients filterlifting
  Summary |  Full Text:PDF (260.4KB)

A Method of Inserting Binary Data into MPEG Video in the Compressed Domain
Hitoshi KIYA  Yoshihiro NOGUCHI  Ayuko TAKAGI  Hiroyuki KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/08/20
Vol. E82-A  No. 8  pp. 1485-1492
Type of Manuscript: Special Section PAPER (Special Section on Digital Signal Processing)
Category: 
Keyword: 
inserting binary dataMPEGdigital librarywatermarking
  Summary |  Full Text:PDF (942.3KB)