Results 31 to 40 of about 91 (64)

Modified Viterbi Algorithm with Feedback Using a Two-Dimensional 3-Way Generalized Partial Response Target for Bit-Patterned Media Recording Systems

, 2021
The ever-increasing demand for data in recent times has led to the emergence of big data and cloud data. The growth in these fields has necessitated that data be centrally stored in data centers.
Thien An Nguyen, Jaejin Lee
core   +1 more source

Signal Processing Techniques for Enhancing an Areal Density in Two-Reader/Three-Track Detection of Staggered Bit-Patterned Magnetic Recording Systems

Applied System Innovation
As the demand for digital storage capacity continues to grow, bit-patterned magnetic recording (BPMR) has emerged as a promising technology to overcome the superparamagnetic limit of conventional recording methods.
Natthakan Rueangnetr, Satra Tor. Wattanaphol, Kittipon Kankhunthod, Simon J. Greaves, Chanon Warisarn   +4 more
doaj   +1 more source

Utilization of multiple read heads for TMR prediction and correction in bit-patterned media recording

AIP Advances, 2017
This paper proposes a utilization of multiple read heads to predict and correct a track mis-registration (TMR) in bit-patterned media recording (BPMR) based on the readback signals.
W. Busyatras, C. Warisarn, Y. Okamoto, Y. Nakamura, L. M. M. Myint, P. Supnithi, P. Kovintavewat   +6 more
doaj   +1 more source

Comparing analytical, micromagnetic and statistical channel models at 4 Tcbpsi patterned media recording

, 2012
Bit patterned media recording (BPMR) is a candidate technology proposed to extend the areal density growth capability of magnetic recording systems. In conventional granular magnetic recording (CGMR), bits of information are recorded onto a number of ...
Victora, R. H., Qin, Z. L., Cai, Kui, Dong, Y., Goh, Wang Ling, Chai, K. S., Tan, K. P., Chan, Kheong Sann, Elidrissi, Moulay Rachid, Zhang, S. H., Eason, Kwaku, Chua, M.   +11 more
core   +1 more source

Effective Generalized Partial Response Target and Serial Detector for Two-Dimensional Bit-Patterned Media Recording Channel Including Track Mis-Registration

, 2020
With the development of 5G technology, programs are gradually moving to cloud services. This leads to an increasing demand for storage. In the field of high-density data storage, bit-pattern media recording (BPMR) is considered a promising approach, as ...
Thien An Nguyen, Jaejin Lee
core   +1 more source

MAP Detection for Double-Layer Bit-Patterned Media Recording

Applied Sciences
The rapid increase in global data generation has intensified the demand for magnetic storage systems with substantially higher areal density. Double-layer bit-patterned media recording (DLBPMR), which integrates the benefits of bit-patterned media ...
Thien An Nguyen, Jaejin Lee
doaj   +1 more source

Austauschgekoppelte ferri-/ferromagnetische Nanomagnete aus Verbundwerkstoffen [PDF]

, 2018
Seit der Einführung von magnetischen Festplatten wurde deren Speicherkapazität jedes Jahr drastisch erhöht. In den letzten Jahren stieß die Industrie jedoch an technologische Grenzen, die das jährliche Wachstum der Bitdichte verlangsamten.
Özelt, Harald
core   +1 more source

Reduced complexity of multi-track joint 2-D Viterbi detectors for bit-patterned media recording channel

AIP Advances, 2017
Two-dimensional (2-D) interference is one of the prominent challenges in ultra-high density recording system such as bit patterned media recording (BPMR).
L. M. M. Myint, C. Warisarn
doaj   +1 more source

เทคนิคการตรวจหาและแก้ไขแบบวนซ้ำสำหรับข้อผิดพลาด จากการแทรกและการลบในระบบการบันทึกแบบบิตแพทเทิร์นมีเดียAn Iterative Detection and Correction Technique for Insertion and Deletion Errors in Bit-Patterned Media Recording Systems

, 2018
บทคัดย่อเทคโนโลยีการบันทึกข้อมูลแบบบิตแพทเทิร์นมีเดีย (BPMR: bit-patterned media recording) เป็นตัวเลือกหนึ่งที่จะเข้ามาแทนที่เทคโนโลยีที่ใช้อยู่ในปัจจุบัน ซึ่งระบบ BPMR สามารถเพิ่มความจุเชิงพื้นที่ได้สูงถึง 4 เทระบิตต่อตารางนิ้ว (Tbit/in2) อย่างไรก ...
Koonkarnkhai, Santi, Charoenmongkonvilai, Kunlaya, Kovintavewat, Piya   +2 more
core  

Advances in Modeling and Signal Processing for Bit-Patterned Magnetic Recording Channels with Written-In Errors [PDF]

, 2012
In the past perpendicular magnetic recording on continuous media has served as the storage mechanism for the hard-disk drive (HDD) industry, allowing for growth in areal densities approaching 0.5 Tb/in2. Under the current system design, further increases
Keele, Rodney
core