Koichi Ishida

	2012
32		Po-Hung Chen, Koichi Ishida, Xin Zhang, Yasuyuki Okuma, Yoshikatsu Ryu, Makoto Takamiya, Takayasu Sakurai: A 120-mV input, fully integrated dual-mode charge pump in 65-nm CMOS for thermoelectric energy harvester. ASP-DAC 2012: 469-470
31		Koichi Ishida, Tsung-Ching Huang, Kentaro Honda, Yasuhiro Shinozuka, Hiroshi Fuketa, Tomoyuki Yokota, Ute Zschieschang, Hagen Klauk, Gregory Tortissier, Tsuyoshi Sekitani, Makoto Takamiya, Hiroshi Toshiyoshi, Takao Someya, Takayasu Sakurai: Insole pedometer with piezoelectric energy harvester and 2V organic digital and analog circuits. ISSCC 2012: 308-310
30		Koichi Ishida, Tsung-Ching Huang, Kentaro Honda, Tsuyoshi Sekitani, Hiroyoshi Nakajima, Hiroki Maeda, Makoto Takamiya, Takao Someya, Takayasu Sakurai: A 100-V AC Energy Meter Integrating 20-V Organic CMOS Digital and Analog Circuits With a Floating Gate for Process Variation Compensation and a 100-V Organic pMOS Rectifier. J. Solid-State Circuits 47(1): 301-309 (2012)
29		Po-Hung Chen, Koichi Ishida, Katsuyuki Ikeuchi, Xin Zhang, Kentaro Honda, Yasuyuki Okuma, Yoshikatsu Ryu, Makoto Takamiya, Takayasu Sakurai: Startup Techniques for 95 mV Step-Up Converter by Capacitor Pass-On Scheme and ${\rm V}_{\rm TH}$-Tuned Oscillator With Fixed Charge Programming. J. Solid-State Circuits 47(5): 1252-1260 (2012)
	2011
28		Xin Zhang, Koichi Ishida, Makoto Takamiya, Takayasu Sakurai: An on-chip characterizing system for within-die delay variation measurement of individual standard cells in 65-nm CMOS. ASP-DAC 2011: 109-110
27		Po-Hung Chen, Koichi Ishida, Katsuyuki Ikeuchi, Xin Zhang, Kentaro Honda, Yasuyuki Okuma, Yoshikatsu Ryu, Makoto Takamiya, Takayasu Sakurai: A 95mV-startup step-up converter with Vth-tuned oscillator by fixed-charge programming and capacitor pass-on scheme. ISSCC 2011: 216-218
26		Koichi Ishida, Tsung-Ching Huang, Kentaro Honda, Tsuyoshi Sekitani, Hiroyoshi Nakajima, Hiroki Maeda, Makoto Takamiya, Takao Someya, Takayasu Sakurai: 100V AC power meter system-on-a-film (SoF) integrating 20V organic CMOS digital and analog circuits with floating gate for process-variation compensation and 100V organic PMOS rectifier. ISSCC 2011: 218-220
25		Po-Hung Chen, Koichi Ishida, Xin Zhang, Yasuyuki Okuma, Yoshikatsu Ryu, Makoto Takamiya, Takayasu Sakurai: 0.18-V Input Charge Pump with Forward Body Bias to Startup Boost Converter for Energy Harvesting Applications. IEICE Transactions 94-C(4): 598-604 (2011)
24		Yasuyuki Okuma, Koichi Ishida, Yoshikatsu Ryu, Xin Zhang, Po-Hung Chen, Kazunori Watanabe, Makoto Takamiya, Takayasu Sakurai: 0.5-V Input Digital Low-Dropout Regulator (LDO) with 98.7% Current Efficiency in 65 nm CMOS. IEICE Transactions 94-C(6): 938-944 (2011)
23		Xin Zhang, Yu Pu, Koichi Ishida, Yoshikatsu Ryu, Yasuyuki Okuma, Po-Hung Chen, Takayasu Sakurai, Makoto Takamiya: A Variable Output Voltage Switched-Capacitor DC-DC Converter with Pulse Density and Width Modulation (PDWM) for 57% Ripple Reduction at Low Output Voltage. IEICE Transactions 94-C(6): 953-959 (2011)
22		Koichi Ishida, Naoki Masunaga, Ryo Takahashi, Tsuyoshi Sekitani, Shigeki Shino, Ute Zschieschang, Hagen Klauk, Makoto Takamiya, Takao Someya, Takayasu Sakurai: User Customizable Logic Paper (UCLP) With Sea-Of Transmission-Gates (SOTG) of 2-V Organic CMOS and Ink-Jet Printed Interconnects. J. Solid-State Circuits 46(1): 285-292 (2011)
21		Koichi Ishida, Tadashi Yasufuku, Shinji Miyamoto, Hiroto Nakai, Makoto Takamiya, Takayasu Sakurai, Ken Takeuchi: 1.8 V Low-Transient-Energy Adaptive Program-Voltage Generator Based on Boost Converter for 3D-Integrated NAND Flash SSD. J. Solid-State Circuits 46(6): 1478-1487 (2011)
	2010
20		Koichi Ishida, Koichi Takemura, Kazuhiro Baba, Makoto Takamiya, Takayasu Sakurai: 3D stacked buck converter with 15μm thick spiral inductor on silicon interposer for fine-grain power-supply voltage control in SiP's. 3DIC 2010: 1-4
19		Po-Hung Chen, Koichi Ishida, Xin Zhang, Yasuaki Okuma, Yoshikatsu Ryu, Makoto Takamiya, Takayasu Sakurai: 0.18-V input charge pump with forward body biasing in startup circuit using 65nm CMOS. CICC 2010: 1-4
18		Yasuyuki Okuma, Koichi Ishida, Yoshikatsu Ryu, Xin Zhang, Po-Hung Chen, Kazunori Watanabe, Makoto Takamiya, Takayasu Sakurai: 0.5-V input digital LDO with 98.7% current efficiency and 2.7-µA quiescent current in 65nm CMOS. CICC 2010: 1-4
17		Naoki Masunaga, Koichi Ishida, Makoto Takamiya, Takayasu Sakurai: EMI Camera LSI (EMcam) with 12 × 4 on-chip loop antenna matrix in 65-nm CMOS to measure EMI noise distribution with 60-µm spatial precision. CICC 2010: 1-4
16		Makoto Takamiya, Koichi Ishida, Tsuyoshi Sekitani, Takao Someya, Takayasu Sakurai: Design of large area electronics with organic transistors. ICCAD 2010: 500-503
15		Koichi Ishida, Naoki Masunaga, Ryo Takahashi, Tsuyoshi Sekitani, Shigeki Shino, Ute Zschieschang, Hagen Klauk, Makoto Takamiya, Takao Someya, Takayasu Sakurai: User Customizable Logic Paper (UCLP) with organic sea-of-transmission-gates (SOTG) architecture and ink-jet printed interconnects. ISSCC 2010: 138-139
14		Tadashi Yasufuku, Koichi Ishida, Shinji Miyamoto, Hiroto Nakai, Makoto Takamiya, Takayasu Sakurai, Ken Takeuchi: Inductor and TSV Design of 20-V Boost Converter for Low Power 3D Solid State Drive with NAND Flash Memories. IEICE Transactions 93-C(3): 317-323 (2010)
13		Tadashi Yasufuku, Taro Niiyama, Piao Zhe, Koichi Ishida, Masami Murakata, Makoto Takamiya, Takayasu Sakurai: Difficulty of Power Supply Voltage Scaling in Large Scale Subthreshold Logic Circuits. IEICE Transactions 93-C(3): 332-339 (2010)
12		Koichi Ishida, Naoki Masunaga, Zhiwei Zhou, Tadashi Yasufuku, Tsuyoshi Sekitani, Ute Zschieschang, Hagen Klauk, Makoto Takamiya, Takao Someya, Takayasu Sakurai: Stretchable EMI Measurement Sheet With 8 ˟ 8 Coil Array, 2 V Organic CMOS Decoder, and 0.18 μ m Silicon CMOS LSIs for Electric and Magnetic Field Detection. J. Solid-State Circuits 45(1): 249-259 (2010)
	2009
11		Tadashi Yasufuku, Koichi Ishida, Shinji Miyamoto, Hiroto Nakai, Makoto Takamiya, Takayasu Sakurai, Ken Takeuchi: Effect of resistance of TSV's on performance of boost converter for low power 3D SSD with NAND flash memories. 3DIC 2009: 1-4
10		Lechang Liu, Yoshio Miyamoto, Zhiwei Zhou, Kosuke Sakaida, Jisun Ryu, Koichi Ishida, Makoto Takamiya, Takayasu Sakurai: A 100Mbps, 0.19mW asynchronous threshold detector with DC power-free pulse discrimination for impulse UWB receiver. ASP-DAC 2009: 97-98
9		Katsuyuki Ikeuchi, Kosuke Sakaida, Koichi Ishida, Takayasu Sakurai, Makoto Takamiya: Switched Resonant Clocking (SRC) scheme enabling dynamic frequency scaling and low-speed test. CICC 2009: 33-36
8		Tadashi Yasufuku, Koichi Ishida, Shinji Miyamoto, Hiroto Nakai, Makoto Takamiya, Takayasu Sakurai, Ken Takeuchi: Inductor design of 20-V boost converter for low power 3D solid state drive with NAND flash memories. ISLPED 2009: 87-92
7		Koichi Ishida, Tadashi Yasufuku, Shinji Miyamoto, Hiroto Nakai, Makoto Takamiya, Takayasu Sakurai, Ken Takeuchi: A 1.8V 30nJ adaptive program-voltage (20V) generator for 3D-integrated NAND flash SSD. ISSCC 2009: 238-239
6		Koichi Ishida, Naoki Masunaga, Zhiwei Zhou, Tadashi Yasufuku, Tsuyoshi Sekitani, Ute Zschieschang, Hagen Klauk, Makoto Takamiya, Takao Someya, Takayasu Sakurai: A stretchable EMI measurement sheet with 8×8 coil array, 2V organic CMOS decoder, and -70dBm EMI detection circuits in 0.18¼m CMOS. ISSCC 2009: 472-473
5		Lechang Liu, Yoshio Miyamoto, Zhiwei Zhou, Kosuke Sakaida, Jisun Ryu, Koichi Ishida, Makoto Takamiya, Takayasu Sakurai: A 100 Mbps, 4.1 pJ/bit Threshold Detection-Based Impulse Radio UWB Transceiver in 90 nm CMOS. IEICE Transactions 92-C(6): 769-776 (2009)
	2008
4		Taro Niiyama, Piao Zhe, Koichi Ishida, Masami Murakata, Makoto Takamiya, Takayasu Sakurai: Increasing minimum operating voltage (VDDmin) with number of CMOS logic gates and experimental verification with up to 1Mega-stage ring oscillators. ISLPED 2008: 117-122
3		Taro Niiyama, Piao Zhe, Koichi Ishida, Masami Murakata, Makoto Takamiya, Takayasu Sakurai: Dependence of Minimum Operating Voltage (VDDmin) on Block Size of 90-nm CMOS Ring Oscillators and its Implications in Low Power DFM. ISQED 2008: 133-136
	2007
2		Koichi Ishida, Atit Tamtrakarn, Hiroki Ishikuro, Makoto Takamiya, Takayasu Sakurai: An Outside-Rail Opamp Design Relaxing Low-Voltage Constraint on Future Scaled Transistors. IEICE Transactions 90-C(4): 786-792 (2007)
	2006
1		Koichi Ishida, Atit Tamtrakarn, Takayasu Sakurai: A 0.5-V sigma-delta modulator using analog T-switch scheme for the subthreshold leakage suppression. ASP-DAC 2006: 98-99

Coauthor Index

1	Kazuhiro Baba	[20]
2	Po-Hung Chen	[18] [19] [23] [24] [25] [27] [29] [32]
3	Hiroshi Fuketa	[31]
4	Kentaro Honda	[26] [27] [29] [30] [31]
5	Tsung-Ching Huang	[26] [30] [31]
6	Katsuyuki Ikeuchi	[9] [27] [29]
7	Hiroki Ishikuro	[2]
8	Hagen Klauk	[6] [12] [15] [22] [31]
9	Lechang Liu	[5] [10]
10	Hiroki Maeda	[26] [30]
11	Naoki Masunaga	[6] [12] [15] [17] [22]
12	Shinji Miyamoto	[7] [8] [11] [14] [21]
13	Yoshio Miyamoto	[5] [10]
14	Masami Murakata	[3] [4] [13]
15	Hiroto Nakai	[7] [8] [11] [14] [21]
16	Hiroyoshi Nakajima	[26] [30]
17	Taro Niiyama	[3] [4] [13]
18	Yasuaki Okuma	[19]
19	Yasuyuki Okuma	[18] [23] [24] [25] [27] [29] [32]
20	Yu Pu	[23]
21	Jisun Ryu	[5] [10]
22	Yoshikatsu Ryu	[18] [19] [23] [24] [25] [27] [29] [32]
23	Kosuke Sakaida	[5] [9] [10]
24	Takayasu Sakurai	[1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] [25] [26] [27] [28] [29] [30] [31] [32]
25	Tsuyoshi Sekitani	[6] [12] [15] [16] [22] [26] [30] [31]
26	Shigeki Shino	[15] [22]
27	Yasuhiro Shinozuka	[31]
28	Takao Someya	[6] [12] [15] [16] [22] [26] [30] [31]
29	Ryo Takahashi	[15] [22]
30	Makoto Takamiya	[2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] [25] [26] [27] [28] [29] [30] [31] [32]
31	Koichi Takemura	[20]
32	Ken Takeuchi	[7] [8] [11] [14] [21]
33	Atit Tamtrakarn	[1] [2]
34	Gregory Tortissier	[31]
35	Hiroshi Toshiyoshi	[31]
36	Kazunori Watanabe	[18] [24]
37	Tadashi Yasufuku	[6] [7] [8] [11] [12] [13] [14] [21]
38	Tomoyuki Yokota	[31]
39	Xin Zhang	[18] [19] [23] [24] [25] [27] [28] [29] [32]
40	Piao Zhe	[3] [4] [13]
41	Zhiwei Zhou	[5] [6] [10] [12]
42	Ute Zschieschang	[6] [12] [15] [22] [31]

Last update Fri Jun 1 15:44:53 2012 CET by the DBLP Team — Data released under the ODC-BY 1.0 license — See also our legal information page