Relativistic Spin Precession in the Double Pulsar (2008)
Breton, Rene P., Kaspi, Victoria M., Kramer, Michael, McLaughlin, Maura A., Lyutikov, Maxim, Ransom, Scott M., ...
The double pulsar PSR J0737-3039A/B consists of two neutron stars in a highly relativistic orbit that displays a roughly 30-second eclipse when pulsar A passes behind pulsar B. Describing this...
New pulsar rotation measures and the Galactic magnetic field (2008)
Noutsos, Aristeidis, Johnston, Simon, Kramer, Michael, Karastergiou, Aris
We measured a sample of 150 pulsar Rotation Measures (RMs) using the 20-cm receiver of the Parkes 64-m radio telescope. 46 of the pulsars in our sample have not had their RM values previously...
An eccentric binary millisecond pulsar in the galactic plane (2008)
Champion, David J., Ransom, Scott M., Lazarus, Patrick, Camilo, Fernando, Bassa, Cees, Kaspi, Victoria M., ...
Binary pulsar systems are superb probes of stellar and binary evolution and the physics of extreme environments. In a survey with the Arecibo telescope, we have found PSR J1903+0327, a radio pulsar...
An eccentric binary millisecond pulsar in the galactic plane (2008)
Champion, David J., Ransom, Scott M., Lazarus, Patrick, Camilo, Fernando, Bassa, Cees, Kaspi, Victoria M., ...
Binary pulsar systems are superb probes of stellar and binary evolution and the physics of extreme environments. In a survey with the Arecibo telescope, we have found PSR J1903+0327, a radio pulsar...
An eccentric binary millisecond pulsar in the galactic plane (2008)
Champion, David J., Ransom, Scott M., Lazarus, Patrick, Camilo, Fernando, Bassa, Cees, Kaspi, Victoria M., ...
Binary pulsar systems are superb probes of stellar and binary evolution and the physics of extreme environments. In a survey with the Arecibo telescope, we have found PSR J1903+0327, a radio pulsar...
An eccentric binary millisecond pulsar in the galactic plane (2008)
Champion, David J., Ransom, Scott M., Lazarus, Patrick, Camilo, Fernando, Bassa, Cees, Kaspi, Victoria M., ...
Binary pulsar systems are superb probes of stellar and binary evolution and the physics of extreme environments. In a survey with the Arecibo telescope, we have found PSR J1903+0327, a radio pulsar...
Bhat, Narayana D. R., Gupta, Yashwant, Kramer, Michael, Karastergiou, Aris, Lyne, Andrew G., Johnston, Simon, ...
Aims: In this paper we revisit the well-known phenomenon of pulse nulling using high-quality single-pulse data of PSR B1133+16 from simultaneous multifrequency observations.Methods.Observations were...
Bhat, N. D. Ramesh, Gupta, Yashwant, Kramer, Michael, Karastergiou, Aris, Lyne, Andrew G., Johnston, Simon
In this paper we revisit the well-known phenomenon of pulse nulling using high-quality single-pulse data of PSR B1133+16 from simultaneous multifrequency observations. Observations were made at 325,...
Bhat, N. D. Ramesh, Gupta, Yashwant, Kramer, Michael, Karastergiou, Aris, Lyne, Andrew G., Johnston, Simon
In this paper we revisit the well-known phenomenon of pulse nulling using high-quality single-pulse data of PSR B1133+16 from simultaneous multifrequency observations. Observations were made at 325,...
Bhat, N. D. Ramesh, Gupta, Yashwant, Kramer, Michael, Karastergiou, Aris, Lyne, Andrew G., Johnston, Simon
In this paper we revisit the well-known phenomenon of pulse nulling using high-quality single-pulse data of PSR B1133+16 from simultaneous multifrequency observations. Observations were made at 325,...
Bhat, N. D. Ramesh, Gupta, Yashwant, Kramer, Michael, Karastergiou, Aris, Lyne, Andrew G., Johnston, Simon
In this paper we revisit the well-known phenomenon of pulse nulling using high-quality single-pulse data of PSR B1133+16 from simultaneous multifrequency observations. Observations were made at 325,...
The Origin and Motion of PSR J0538+2817 in S147 (2006)
Romani, Roger W., Brisken, Walter F., Chatterjee, Shami, Kramer, Michael
We report on VLBA astrometry and CXO imaging of PSR J0538+2817 in the supernova remnant S147. We measure a parallax distance of $1.47^{+0.42}_{-0.27}$kpc along with a high-precision proper motion,...
A multiwavelength study of the pulsar PSR B1929+10 and its X-ray trail (2006)
Becker, Werner, Kramer, Michael, Jessner, Axel, Taam, Ronald E., Jia, Jian J., Cheng, Kwong S., ...
Arecibo pulsar survey using ALFA II : the young, highly relativistic binary pulsar J1906+0746 (2006)
Lorimer, Duncan R., Stairs, Ingrid H., Freire, Paulo C., Cordes, James M., Camilo, Fernando, Faulkner, Andrew J., ...
Abstract not available.
Arecibo and the ALFA pulsar survey (2006)
Van Leeuwen, Joeri, Cordes, James M., Lorimer, Duncan R., Freire, Paulo C., Camilo, Fernando, Stairs, Ingrid H., ...
The recently started Arecibo L-band Feed Array (ALFA) pulsar survey aims to find ~1000 new pulsars. Due to its high time and frequency resolution the survey is especially sensitive to millisecond...
Arecibo and the ALFA pulsar survey (2006)
Van Leeuwen, Joeri, Cordes, James M., Lorimer, Duncan R., Freire, Paulo C., Camilo, Fernando, Stairs, Ingrid H., ...
The recently started Arecibo L-band Feed Array (ALFA) pulsar survey aims to find ~1000 new pulsars. Due to its high time and frequency resolution the survey is especially sensitive to millisecond...
Arecibo pulsar survey using ALFA II : the young, highly relativistic binary pulsar J1906+0746 (2006)
Lorimer, Duncan R., Stairs, Ingrid H., Freire, Paulo C., Cordes, James M., Camilo, Fernando, Faulkner, Andrew J., ...
Abstract not available.
Arecibo and the ALFA pulsar survey (2006)
Van Leeuwen, Joeri, Cordes, James M., Lorimer, Duncan R., Freire, Paulo C., Camilo, Fernando, Stairs, Ingrid H., ...
The recently started Arecibo L-band Feed Array (ALFA) pulsar survey aims to find ~1000 new pulsars. Due to its high time and frequency resolution the survey is especially sensitive to millisecond...
Arecibo pulsar survey using ALFA II : the young, highly relativistic binary pulsar J1906+0746 (2006)
Lorimer, Duncan R., Stairs, Ingrid H., Freire, Paulo C., Cordes, James M., Camilo, Fernando, Faulkner, Andrew J., ...
Abstract not available.
Arecibo pulsar survey using ALFA II : the young, highly relativistic binary pulsar J1906+0746 (2006)
Lorimer, Duncan R., Stairs, Ingrid H., Freire, Paulo C., Cordes, James M., Camilo, Fernando, Faulkner, Andrew J., ...
Abstract not available.
Arecibo and the ALFA pulsar survey (2006)
Van Leeuwen, Joeri, Cordes, James M., Lorimer, Duncan R., Freire, Paulo C., Camilo, Fernando, Stairs, Ingrid H., ...
The recently started Arecibo L-band Feed Array (ALFA) pulsar survey aims to find ~1000 new pulsars. Due to its high time and frequency resolution the survey is especially sensitive to millisecond...
Arecibo pulsar survey using ALFA II : the young, highly relativistic binary pulsar J1906+0746 (2006)
Lorimer, Duncan R., Stairs, Ingrid H., Freire, Paulo C., Cordes, James M., Camilo, Fernando, Faulkner, Andrew J., ...
Abstract not available.
Arecibo and the ALFA pulsar survey (2006)
Van Leeuwen, Joeri, Cordes, James M., Lorimer, Duncan R., Freire, Paulo C., Camilo, Fernando, Stairs, Ingrid H., ...
The recently started Arecibo L-band Feed Array (ALFA) pulsar survey aims to find ~1000 new pulsars. Due to its high time and frequency resolution the survey is especially sensitive to millisecond...
Multirate Filtering: Introduction (日本語 - Japanese) (2005)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
ダウンサンプル比Dのダウンサンプラは、DサンプルにつきD-1個のデータを間引き、信号のレートを減少する。アップサンプル比Uのアップサンプラは...
Multirate Filtering: Theory Exercise (日本語 - Japanese) (2005)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
この演習課題を通じて、ダウンサンプルおよびアップサンプルという操作が信号のスペクトルにどのような影響を与えるかを調査・理解することが...
Multirate Filtering: Filter-Design Exercise in MATLAB (日本語 - Japanese) (2005)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
z平面に零点を直接配置する手法により、MATLABを用いて低域通過FIRフィルタを設計します。設計したフィルタは、マルチレートシステムにおけるアン...
FIR Filtering: Basic Assembly Exercise for TI TMS320C54x (Japanese - 日本語) (2005)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
TI社 TMS320C54x アセンブリコードを手作業により学びます。ここで扱う命令セットには、２の補数表現を利用した固定小数点表現での乗算を含みます。
FIR Filtering: Exercise for TI TMS320C54x (Japanese Version) (2005)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
You will implement band-pass finite impulse-response (FIR) filters with time-domain processing.
Multirate Filtering: Implementation on TI TMS320C54x (日本語 - Japanese) (2005)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
You will implement a multirate system that includes three fininte impulse response filters. The sample-rate compression and expansion factors can be controlled in real time using a MATLAB graphical...
A 2.1 Solar Mass Pulsar Measured by Relativistic Orbital Decay (2005)
Nice, David J., Splaver, Eric M., Stairs, Ingrid H., Loehmer, Oliver, Jessner, Axel, Kramer, Michael, ...
PSR J0751+1807 is a millisecond pulsar in a circular 6 hr binary system with a helium white dwarf secondary. Through high precision pulse timing measurements with the Arecibo and Effelsberg radio...
Digital Receivers: Symbol-Timing Recovery for QPSK (2005)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
The goal of symbol-timing recovery is to sample message signals at the receiver for best performance. After the in-phase and quadrature signals pass through a matched filter, a delay-locked loop...
A Multi-wavelength study of the Pulsar PSR B1929+10 and its X-ray trail (2005)
Becker, Werner, Kramer, Michael, Jessner, Axel, Taam, Ronald E., Jia, Jian J., Cheng, Kwong S., ...
We report on the emission properties of PSR B1929+10 and its putative X-ray trail from a multi-wavelength study performed with XMM-Newton, the ESO NTT, the HST, the Effelsberg 100m Radio Telescope...
A multiwavlength study of PSR B0628-28: The first overluminous rotation-powered pulsar? (2005)
Becker, Werner, Jessner, Axel, Kramer, Michael, Testa, Vincenzo, Howaldt, Clemens
The ROSAT source RX J0630.8-2834 was suggested by positional coincidence to be the X-ray counterpart of the old field pulsar PSR B0628-28. This association, however, was regarded to be unlikely based...
Multirate Filtering: Theory Exercise (Chinese Version) (2005)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
You will work through an example problem that explores the effects of sample-rate compression and expansion on the spectrum of a signal.
FIR Filtering: Basic Assembly Exercise for TI TMS320C54x (2005)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
You will work through a section of TI TMS320C54x assembly code by hand. The instructions include multiplication of fractional numbers in two's complement representation.
A multiwavelength study of PSR B0628-28: the first overluminous rotation-powered pulsar? (2005)
Becker, Werner, Jessner, Axel, Kramer, Michael, Testa, Vincenzo, Howaldt, Clemens
Long-term variations in the pulse emission from PSR J0737-3039B (2005)
Burgay, M., Possenti, A., Manchester, Richard N., Kramer, Michael., McLaughlin, M. A., Lorimer, D. R., ...
No abstract available.
The mean pulse profile of PSR J0737-3039A (2005)
Manchester, Richard N., Kramer, Michael, Possenti, A., Lyne, A.G., Burgay, M., Stairs, I.H., ...
No abstract available.
Long-term variations in the pulse emission from PSR J0737-3039B (2005)
Burgay, M., Possenti, A., Manchester, Richard N., Kramer, Michael., McLaughlin, M. A., Lorimer, D. R., ...
No abstract available.
The mean pulse profile of PSR J0737-3039A (2005)
Manchester, Richard N., Kramer, Michael, Possenti, A., Lyne, A.G., Burgay, M., Stairs, I.H., ...
No abstract available.
Long-term variations in the pulse emission from PSR J0737-3039B (2005)
Burgay, M., Possenti, A., Manchester, Richard N., Kramer, Michael., McLaughlin, M. A., Lorimer, D. R., ...
No abstract available.
The mean pulse profile of PSR J0737-3039A (2005)
Manchester, Richard N., Kramer, Michael, Possenti, A., Lyne, A.G., Burgay, M., Stairs, I.H., ...
No abstract available.
Long-term variations in the pulse emission from PSR J0737-3039B (2005)
Burgay, M., Possenti, A., Manchester, Richard N., Kramer, Michael., McLaughlin, M. A., Lorimer, D. R., ...
No abstract available.
The mean pulse profile of PSR J0737-3039A (2005)
Manchester, Richard N., Kramer, Michael, Possenti, A., Lyne, A.G., Burgay, M., Stairs, I.H., ...
No abstract available.
Multirate Filtering: Implementation on TI TMS320C54x (Chinese Version) (2004)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
You will implement a multirate system that includes three fininte impulse response filters. The sample-rate compression and expansion factors can be controlled in real time using a MATLAB graphical...
Updates in a Rule based Language for Objects (2004)
Lausen, Georg, Kramer, Michael, Saake, Gunter
The integration of object-oriented concepts into deductive databases has been investigated for a certain time now. Various approaches to incorporate updates into deduction have been proposed. The...
Multirate Filtering: Filter-Design Exercise in MATLAB (Chinese Version) (2004)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
You will design a low-pass finite impulse-response filter using the zero-placement method in MATLAB. The filter can be used as an anti-aliasing and anti-imaging filter in a multirate system.
Multirate Filtering: Introduction (Chinese Version) (2004)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
A sample-rate compressor removes (D-1) of every D input samples. A sample-rate expander inserts (U-1) zeros after every input sample.
FIR Filtering: Exercise for TI TMS320C54x (Chinese Version) (2004)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
You will implement band-pass finite impulse-response (FIR) filters with time-domain processing.
Multirate Filtering: Filter-Design Exercise in MATLAB (Thai Version) (2004)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
You will design a low-pass finite impulse-response filter using the zero-placement method in MATLAB. The filter can be used as an anti-aliasing and anti-imaging filter in a multirate system.
Multirate Filtering: Implementation on TI TMS320C54x (Thai Version) (2004)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
You will implement a multirate system that includes three fininte impulse response filters. The sample-rate compression and expansion factors can be controlled in real time using a MATLAB graphical...
Multirate Filtering: Introduction (Thai Version) (2004)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
A sample-rate compressor removes (D-1) of every D input samples. A sample-rate expander inserts (U-1) zeros after every input sample.
Multirate Filtering: Theory Exercise (Thai Version) (2004)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
You will work through an example problem that explores the effects of sample-rate compression and expansion on the spectrum of a signal.
FIR Filtering: Basic Assembly Exercise for TI TMS320C54x (Thai Version) (2004)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
You will work through a section of TI TMS320C54x assembly code by hand. The instructions include multiplication of fractional numbers in two's complement representation.
FIR Filtering: Exercise for TI TMS320C54x (Thai Version) (2004)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
You will implement band-pass finite impulse-response (FIR) filters with time-domain processing.
Speech Processing: Theory of LPC Analysis and Synthesis (2004)
Douglas L. Jones, Swaroop Appadwedula, Matthew Berry, Mark Haun, Jake Janovetz, Michael Kramer, ...
Speech analysis and synthesis with Linear Predictive Coding (LPC) exploit the predictable nature of speech signals. Cross-correlation, autocorrelation, and autocovariance provide the mathematical...
(abstract) Satellite-Enhanced Personal Communications Experiments (2004)
Pinck, Deborah S., Tong, Loretta, Kramer, Michael, McAuley, Anthony J.
As an initial step in exploring the opportunities afforded by the merger of satellite-based and land-based networks, Bellcore and JPL conducted several experiments utilizing NASA's Advanced...
Satellite-Enhanced Personal Communications Experiments. (2004)
Pinck, Deborah S., Tong, Loretta H., McAuley, Anthony J., Kramer, Michael
As an initial step in exploring the opportunities afforded by the merging of satellite and terrestrial networks, Bellcore and JPL conducted several experiments utilizing Bellcore's experimental...