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of 9
pro vyhledávání: '"Gyounghwan Hyun"'
Autor:
Gyounghwan Hyun, Taewahn Kim
Publikováno v:
IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems. 40:892-903
The retention flip-flop is an essential component in power gated circuits for retaining state during the sleep mode. In this article, we solve two critical limitations of the conventional approaches to the allocation of state retention storage for po
Publikováno v:
ISLPED
It is generally known that a considerable portion of flip-flops in circuits is occupied by the ones with mux-feedback loop (called self-loop), which are the critical (inherently unavoidable) bottleneck in minimizing total (always-on) storage size for
Autor:
Taewhan Kim, Gyounghwan Hyun
Publikováno v:
ICCAD
Flip-flop's input data toggling based clock gating is one of the most widely used clock gating methods, in which one critical and inherent limitation is the sharp increase of gating logic as more flip-flops are gating. In this work, we propose a new
Autor:
Gyounghwan Hyun, Taewhan Kim
Publikováno v:
ICCAD
In this paper, we solve two critical limitations of the conventional approaches to the allocation of state retention storage for power gated circuits. Those are (1) the long wakeup delay caused by the senseless use of multi-bit retention flip-flops (
Autor:
Chae Eun Rhee, Yongseok Jin, Jin-Su Jung, Gyounghwan Hyun, Seongyoon Kim, Eung Sup Kim, Hyuk-Jae Lee
Publikováno v:
ISCAS
The SoC presented in this paper integrates an H.264 encoder with an ISP (Image Signal Processor). It is currently implemented in an FPGA and processes an HD-size (1280 × 720) image at the speed of 15 fps with the operating clock frequency of 50 MHz.
Publikováno v:
2008 International SoC Design Conference.
In order to use a synchronous dynamic RAM (SDRAM) as the off-chip memory of an H.264/AVC encoder, this paper proposes an efficient SDRAM memory controller with an asynchronous bridge. With the proposed architecture, the SDRAM bandwidth is increased b
Publikováno v:
RTCSA
A large demand on memory bandwidth puts limitation on the performance improvement of an H.264/AVC decoder. In order to reduce the amount of frame memory access, this paper proposes a new memory architecture that uses a cache memory to store the data
Autor:
Eung Sup Kim, Seongyoon Kim, GyoungHwan Hyun, Jinsu Jung, Chae Eun Rhee, Yongseok Jin, Hyuk-Jae Lee
Publikováno v:
2009 IEEE International Symposium on Circuits & Systems; 2009, p1936-1936, 1p
Publikováno v:
2008 International SoC Design Conference; 2008, pII-116, 1p